From: rtel Date: Sat, 24 Nov 2018 03:48:55 +0000 (+0000) Subject: Add a starting point for a Freedom Studio Risc V project. X-Git-Tag: V10.2.0~48 X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=b14712c034b1304b2466647f2ba413c702747e51;p=freertos Add a starting point for a Freedom Studio Risc V project. git-svn-id: https://svn.code.sf.net/p/freertos/code/trunk@2594 1d2547de-c912-0410-9cb9-b8ca96c0e9e2 --- diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/.cproject b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/.cproject new file mode 100644 index 000000000..02479366e --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/.cproject @@ -0,0 +1,215 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/.project b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/.project new file mode 100644 index 000000000..1ee79134e --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/.project @@ -0,0 +1,26 @@ + + + RTOSDemo + + + + + + org.eclipse.cdt.managedbuilder.core.genmakebuilder + clean,full,incremental, + + + + + org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder + full,incremental, + + + + + + org.eclipse.cdt.core.cnature + org.eclipse.cdt.managedbuilder.core.managedBuildNature + org.eclipse.cdt.managedbuilder.core.ScannerConfigNature + + diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/.settings/language.settings.xml b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/.settings/language.settings.xml new file mode 100644 index 000000000..df1c05bab --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/.settings/language.settings.xml @@ -0,0 +1,25 @@ + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/Hardware_Qemu.launch b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/Hardware_Qemu.launch new file mode 100644 index 000000000..89bc2659e --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/Hardware_Qemu.launch @@ -0,0 +1,44 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/fe310-xsvd.json b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/fe310-xsvd.json new file mode 100644 index 000000000..d1767faf8 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/fe310-xsvd.json @@ -0,0 +1,2325 @@ +{ + "schemaVersion": "0.2.4", + "contentVersion": "0.2.0", + "headerVersion": "0.2.0", + "device": { + "fe310": { + "displayName": "Freedom E310-G000", + "description": "The FE310-G000 is the first Freedom E300 SoC, and is the industry's first commercially available RISC-V SoC. The FE310-G000 is built around the E31 Core Complex instantiated in the Freedom E300 platform.", + "supplier": { + "name": "sifive", + "id": "1", + "displayName": "SiFive", + "fullName": "SiFive, Inc.", + "contact": "info@sifive.com" + }, + "busWidth": "32", + "resetMask": "all", + "resetValue": "0x00000000", + "access": "rw", + "headerGuardPrefix": "SIFIVE_DEVICES_FE310_", + "headerTypePrefix": "sifive_fe310_", + "headerInterruptPrefix": "sifive_fe310_interrupt_global_", + "headerInterruptEnumPrefix": "riscv_interrupts_global_", + "revision": "r0p0", + "numInterrupts": "51", + "priorityBits": "3", + "regWidth": "32", + "cores": { + "e31": { + "harts": "1", + "isa": "RV32IMAC", + "isaVersion": "2.2", + "mpu": "pmp", + "mmu": "none", + "localInterrupts": { + "machine_software": { + "description": "Machine Software Interrupt", + "value": "3" + }, + "machine_timer": { + "description": "Machine Timer Interrupt", + "value": "7" + }, + "machine_ext": { + "description": "Machine External Interrupt", + "value": "11" + } + }, + "numLocalInterrupts": "0" + } + }, + "peripherals": { + "clint": { + "description": "Core Complex Local Interruptor (CLINT) Peripheral", + "baseAddress": "0x02000000", + "size": "0x10000", + "registers": { + "msip": { + "description": "MSIP (Machine-mode Software Interrupts) Register per Hart", + "addressOffset": "0x0000", + "arraySize": "1" + } + }, + "clusters": { + "mtimecmp": { + "description": "Machine Time Compare Registers per Hart", + "addressOffset": "0x4000", + "arraySize": "1", + "registers": { + "low": { + "description": "Machine Compare Register Low", + "addressOffset": "0x0000" + }, + "high": { + "description": "Machine Compare Register High", + "addressOffset": "0x0004" + } + } + }, + "mtime": { + "description": "Machine Time Register", + "addressOffset": "0xBFF8", + "access": "r", + "registers": { + "low": { + "description": "Machine Time Register Low", + "addressOffset": "0x0000" + }, + "high": { + "description": "Machine Time Register High", + "addressOffset": "0x0004" + } + } + } + } + }, + "plic": { + "description": "Platform-Level Interrupt Controller (PLIC) Peripheral", + "baseAddress": "0x0C000000", + "size": "0x4000000", + "registers": { + "priorities": { + "arraySize": "52", + "description": "Interrupt Priorities Registers; 0 is reserved.", + "addressOffset": "0x0000", + "fields": { + "value": { + "description": "The priority for a given global interrupt", + "bitOffset": "0", + "bitWidth": "3", + "resetMask": "all", + "resetValue": "0x0" + } + } + }, + "pendings": { + "arraySize": "2", + "description": "Interrupt Pending Bits Registers", + "addressOffset": "0x1000", + "access": "r" + } + }, + "clusters": { + "enablestarget0": { + "description": "Hart 0 Interrupt Enable Bits", + "addressOffset": "0x00002000", + "clusters": { + "m": { + "addressOffset": "0x0000", + "description": "Hart 0 M-mode Interrupt Enable Bits", + "registers": { + "enables": { + "arraySize": "2", + "description": "Interrupt Enable Bits Registers", + "addressOffset": "0x0000" + } + } + } + } + }, + "target0": { + "description": "Hart 0 Interrupt Thresholds", + "addressOffset": "0x00200000", + "clusters": { + "m": { + "addressOffset": "0x0000", + "description": "Hart 0 M-Mode Interrupt Threshold", + "registers": { + "threshold": { + "description": "The Priority Threshold Register", + "addressOffset": "0x0000", + "fields": { + "value": { + "description": "The priority threshold value", + "bitOffset": "0", + "bitWidth": "3", + "resetMask": "all", + "resetValue": "0x0" + } + } + }, + "claimcomplete": { + "description": "The Interrupt Claim/Completion Register", + "addressOffset": "0x0004" + } + } + } + } + } + } + }, + "wdog": { + "description": "Watchdog Timer (WDT), part of Always-On Domain", + "baseAddress": "0x10000000", + "size": "0x0040", + "resetMask": "none", + "registers": { + "cfg": { + "description": "Watchdog Configuration Register", + "addressOffset": "0x0000", + "fields": { + "scale": { + "description": "Watchdog counter scale", + "bitOffset": "0", + "bitWidth": "4" + }, + "rsten": { + "description": "Watchdog full reset enable", + "bitOffset": "8", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "zerocmp": { + "description": "Watchdog zero on comparator", + "bitOffset": "9", + "bitWidth": "1" + }, + "enalways": { + "description": "Watchdog enable counter always", + "bitOffset": "12", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "encoreawake": { + "description": "Watchdog counter only when awake", + "bitOffset": "13", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "cmpip": { + "description": "Watchdog interrupt pending", + "bitOffset": "28", + "bitWidth": "1" + } + } + }, + "count": { + "description": "Watchdog Count Register", + "addressOffset": "0x0008" + }, + "scale": { + "description": "Watchdog Scale Register", + "addressOffset": "0x0010", + "fields": { + "value": { + "description": "Watchdog scale value", + "bitOffset": "0", + "bitWidth": "16" + } + } + }, + "feed": { + "description": "Watchdog Feed Address Register", + "addressOffset": "0x0018" + }, + "key": { + "description": "Watchdog Key Register", + "addressOffset": "0x001C" + }, + "cmp": { + "description": "Watchdog Compare Register", + "addressOffset": "0x0020", + "fields": { + "value": { + "description": "Watchdog compare value", + "bitOffset": "0", + "bitWidth": "16" + } + } + } + }, + "interrupts": { + "wdogcmp": { + "description": "Watchdog Compare Interrupt", + "value": "1" + } + } + }, + "rtc": { + "description": "Real-Time Clock (RTC), part of Always-On Domain", + "baseAddress": "0x10000040", + "size": "0x0030", + "resetMask": "none", + "registers": { + "cfg": { + "description": "RTC Configuration Register", + "addressOffset": "0x0000", + "fields": { + "scale": { + "description": "RTC clock rate scale", + "bitOffset": "0", + "bitWidth": "4" + }, + "enalways": { + "description": "RTC counter enable", + "bitOffset": "12", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "cmpip": { + "description": "RTC comparator interrupt pending", + "bitOffset": "28", + "bitWidth": "1", + "access": "r" + } + } + }, + "low": { + "description": "RTC Counter Register Low", + "addressOffset": "0x0008" + }, + "high": { + "description": "RTC Counter Register High", + "addressOffset": "0x000C", + "fields": { + "value": { + "description": "RTC counter register, high bits", + "bitOffset": "0", + "bitWidth": "16" + } + } + }, + "scale": { + "description": "RTC Scale Register", + "addressOffset": "0x0010" + }, + "cmp": { + "description": "RTC Compare Register", + "addressOffset": "0x0020" + } + }, + "interrupts": { + "rtccmp": { + "description": "RTC Compare Interrupt", + "value": "2" + } + } + }, + "pmu": { + "description": "Power-Management Unit (PMU), part of Always-On Domain", + "baseAddress": "0x10000100", + "size": "0x0050", + "resetMask": "none", + "registers": { + "wakeupi": { + "description": "Wakeup program instruction Registers", + "addressOffset": "0x0000", + "arraySize": "8" + }, + "sleepi": { + "description": "Sleep Program Instruction Registers", + "addressOffset": "0x0020", + "arraySize": "8" + }, + "ie": { + "description": "PMU Interrupt Enables Register", + "addressOffset": "0x0040", + "fields": { + "rtc": { + "description": "RTC Comparator active", + "bitOffset": "1", + "bitWidth": "1" + }, + "dwakeup": { + "description": "dwakeup_n pin active", + "bitOffset": "2", + "bitWidth": "1" + } + } + }, + "cause": { + "description": "PMU Wakeup Cause Register", + "addressOffset": "0x0044", + "fields": { + "wakeupcause": { + "description": "Wakeup cause", + "bitOffset": "0", + "bitWidth": "2", + "access": "r", + "enumerations": { + "wakeupcause-enum": { + "description": "Wakeup Cause Values Enumeration", + "values": { + "0": { + "displayName": "reset", + "description": "Reset Wakeup" + }, + "1": { + "displayName": "rtc", + "description": "RTC Wakeup" + }, + "2": { + "displayName": "dwakeup", + "description": "Digital input Wakeup" + }, + "*": { + "displayName": "undefined" + } + } + } + } + }, + "resetcause": { + "description": "Reset cause", + "bitOffset": "8", + "bitWidth": "2", + "access": "r", + "enumerations": { + "resetcause-enum": { + "description": "Reset Cause Values Enumeration", + "values": { + "1": { + "displayName": "external", + "description": "External reset" + }, + "2": { + "displayName": "watchdog", + "description": "Watchdog timer reset" + }, + "*": { + "displayName": "undefined" + } + } + } + } + } + } + }, + "sleep": { + "description": "PMU Initiate Sleep Sequence Register", + "addressOffset": "0x0048" + }, + "key": { + "description": "PMU Key Register", + "addressOffset": "0x004C" + } + } + }, + "aon": { + "description": "Always-On (AON) Domain", + "baseAddress": "0x10000070", + "size": "0x0090", + "resetMask": "none", + "registers": { + "lfrosccfg": { + "description": "Internal Programmable Low-Frequency Ring Oscillator Register", + "addressOffset": "0x0000", + "fields": { + "div": { + "description": "LFROSC divider", + "bitOffset": "0", + "bitWidth": "6", + "resetMask": "all", + "resetValue": "0x04" + }, + "trim": { + "description": "LFROSC trim value", + "bitOffset": "16", + "bitWidth": "5", + "resetMask": "all", + "resetValue": "0x10" + }, + "en": { + "description": "LFROSC enable", + "bitOffset": "30", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x1" + }, + "rdy": { + "description": "LFROSC ready", + "bitOffset": "31", + "bitWidth": "1", + "access": "r" + } + } + }, + "backup": { + "description": "Backup Registers", + "addressOffset": "0x0010", + "arraySize": "32" + } + } + }, + "prci": { + "description": "Power, Reset, Clock, Interrupt (PRCI) Peripheral", + "baseAddress": "0x10008000", + "size": "0x8000", + "registers": { + "hfrosccfg": { + "description": "Internal Trimmable Programmable 72 MHz Oscillator Register", + "addressOffset": "0x0000", + "fields": { + "div": { + "description": "HFROSC divider", + "bitOffset": "0", + "bitWidth": "6", + "resetMask": "all", + "resetValue": "0x04" + }, + "trim": { + "description": "HFROSC trim value", + "bitOffset": "16", + "bitWidth": "5", + "resetMask": "all", + "resetValue": "0x10" + }, + "en": { + "description": "HFROSC enable", + "bitOffset": "30", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x1" + }, + "rdy": { + "description": "HFROSC ready", + "bitOffset": "31", + "bitWidth": "1", + "access": "r" + } + } + }, + "hfxosccfg": { + "description": "External 16 MHz Crystal Oscillator Register", + "addressOffset": "0x0004", + "fields": { + "en": { + "description": "HFXOSC enable", + "bitOffset": "30", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x1" + }, + "rdy": { + "description": "HFXOSC ready", + "bitOffset": "31", + "bitWidth": "1", + "access": "r" + } + } + }, + "pllcfg": { + "description": "Internal High-Frequency PLL (HFPLL) Register", + "addressOffset": "0x0008", + "fields": { + "r": { + "description": "PLL R input divider value", + "bitOffset": "0", + "bitWidth": "3", + "resetMask": "all", + "resetValue": "0x1", + "enumerations": { + "pllr-enum": { + "description": "Reference Clock R Divide Ratio Enumeration", + "values": { + "0": { + "displayName": "/1", + "headerName": "div1", + "description": "Unchanged" + }, + "1": { + "displayName": "/2", + "headerName": "div2", + "description": "Divided by 2" + }, + "2": { + "displayName": "/3", + "headerName": "div3", + "description": "Divided by 3" + }, + "3": { + "displayName": "/4", + "headerName": "div4", + "description": "Divided by 4" + } + } + } + } + }, + "f": { + "description": "PLL F multiplier value", + "bitOffset": "4", + "bitWidth": "6", + "resetMask": "all", + "resetValue": "0x1F", + "enumerations": { + "pllf-enum": { + "description": "Reference Clock F Multiplier Ratio Enumeration", + "values": { + "0": { + "displayName": "*2", + "headerName": "mul2", + "description": "Multiplied by 2" + }, + "1": { + "displayName": "*4", + "headerName": "mul4", + "description": "Multiplied by 4" + }, + "2": { + "displayName": "*6", + "headerName": "mul6", + "description": "Multiplied by 6" + }, + "3": { + "displayName": "*8", + "headerName": "mul8", + "description": "Multiplied by 8" + }, + "4": { + "displayName": "*10", + "headerName": "mul10", + "description": "Multiplied by 10" + }, + "5": { + "displayName": "*12", + "headerName": "mul12", + "description": "Multiplied by 12" + }, + "6": { + "displayName": "*14", + "headerName": "mul14", + "description": "Multiplied by 14" + }, + "7": { + "displayName": "*16", + "headerName": "mul16", + "description": "Multiplied by 16" + }, + "8": { + "displayName": "*18", + "headerName": "mul18", + "description": "Multiplied by 18" + }, + "9": { + "displayName": "*20", + "headerName": "mul20", + "description": "Multiplied by 20" + }, + "10": { + "displayName": "*22", + "headerName": "mul22", + "description": "Multiplied by 22" + }, + "11": { + "displayName": "*24", + "headerName": "mul24", + "description": "Multiplied by 24" + }, + "12": { + "displayName": "*26", + "headerName": "mul26", + "description": "Multiplied by 26" + }, + "13": { + "displayName": "*28", + "headerName": "mul28", + "description": "Multiplied by 28" + }, + "14": { + "displayName": "*30", + "headerName": "mul30", + "description": "Multiplied by 30" + }, + "15": { + "displayName": "*32", + "headerName": "mul32", + "description": "Multiplied by 32" + }, + "16": { + "displayName": "*34", + "headerName": "mul34", + "description": "Multiplied by 34" + }, + "17": { + "displayName": "*36", + "headerName": "mul36", + "description": "Multiplied by 36" + }, + "18": { + "displayName": "*38", + "headerName": "mul38", + "description": "Multiplied by 38" + }, + "19": { + "displayName": "*40", + "headerName": "mul40", + "description": "Multiplied by 40" + }, + "20": { + "displayName": "*42", + "headerName": "mul42", + "description": "Multiplied by 42" + }, + "21": { + "displayName": "*44", + "headerName": "mul44", + "description": "Multiplied by 44" + }, + "22": { + "displayName": "*46", + "headerName": "mul46", + "description": "Multiplied by 46" + }, + "23": { + "displayName": "*48", + "headerName": "mul48", + "description": "Multiplied by 48" + }, + "24": { + "displayName": "*50", + "headerName": "mul50", + "description": "Multiplied by 50" + }, + "25": { + "displayName": "*52", + "headerName": "mul52", + "description": "Multiplied by 52" + }, + "26": { + "displayName": "*54", + "headerName": "mul54", + "description": "Multiplied by 54" + }, + "27": { + "displayName": "*56", + "headerName": "mul56", + "description": "Multiplied by 56" + }, + "28": { + "displayName": "*58", + "headerName": "mul58", + "description": "Multiplied by 58" + }, + "29": { + "displayName": "*60", + "headerName": "mul60", + "description": "Multiplied by 60" + }, + "30": { + "displayName": "*62", + "headerName": "mul62", + "description": "Multiplied by 62" + }, + "31": { + "displayName": "*64", + "headerName": "mul64", + "description": "Multiplied by 64" + }, + "32": { + "displayName": "*66", + "headerName": "mul66", + "description": "Multiplied by 66" + }, + "33": { + "displayName": "*68", + "headerName": "mul68", + "description": "Multiplied by 68" + }, + "34": { + "displayName": "*70", + "headerName": "mul70", + "description": "Multiplied by 70" + }, + "35": { + "displayName": "*72", + "headerName": "mul72", + "description": "Multiplied by 72" + }, + "36": { + "displayName": "*74", + "headerName": "mul74", + "description": "Multiplied by 74" + }, + "37": { + "displayName": "*76", + "headerName": "mul76", + "description": "Multiplied by 76" + }, + "38": { + "displayName": "*78", + "headerName": "mul78", + "description": "Multiplied by 78" + }, + "39": { + "displayName": "*80", + "headerName": "mul80", + "description": "Multiplied by 80" + }, + "40": { + "displayName": "*82", + "headerName": "mul82", + "description": "Multiplied by 82" + }, + "41": { + "displayName": "*84", + "headerName": "mul84", + "description": "Multiplied by 84" + }, + "42": { + "displayName": "*86", + "headerName": "mul86", + "description": "Multiplied by 86" + }, + "43": { + "displayName": "*88", + "headerName": "mul88", + "description": "Multiplied by 88" + }, + "44": { + "displayName": "*90", + "headerName": "mul90", + "description": "Multiplied by 90" + }, + "45": { + "displayName": "*92", + "headerName": "mul92", + "description": "Multiplied by 92" + }, + "46": { + "displayName": "*94", + "headerName": "mul94", + "description": "Multiplied by 94" + }, + "47": { + "displayName": "*96", + "headerName": "mul96", + "description": "Multiplied by 96" + }, + "48": { + "displayName": "*98", + "headerName": "mul98", + "description": "Multiplied by 98" + }, + "49": { + "displayName": "*100", + "headerName": "mul100", + "description": "Multiplied by 100" + }, + "50": { + "displayName": "*102", + "headerName": "mul102", + "description": "Multiplied by 102" + }, + "51": { + "displayName": "*104", + "headerName": "mul104", + "description": "Multiplied by 104" + }, + "52": { + "displayName": "*106", + "headerName": "mul106", + "description": "Multiplied by 106" + }, + "53": { + "displayName": "*108", + "headerName": "mul108", + "description": "Multiplied by 108" + }, + "54": { + "displayName": "*110", + "headerName": "mul110", + "description": "Multiplied by 110" + }, + "55": { + "displayName": "*112", + "headerName": "mul112", + "description": "Multiplied by 112" + }, + "56": { + "displayName": "*114", + "headerName": "mul114", + "description": "Multiplied by 114" + }, + "57": { + "displayName": "*116", + "headerName": "mul116", + "description": "Multiplied by 116" + }, + "58": { + "displayName": "*118", + "headerName": "mul118", + "description": "Multiplied by 118" + }, + "59": { + "displayName": "*120", + "headerName": "mul120", + "description": "Multiplied by 120" + }, + "60": { + "displayName": "*122", + "headerName": "mul122", + "description": "Multiplied by 122" + }, + "61": { + "displayName": "*124", + "headerName": "mul124", + "description": "Multiplied by 124" + }, + "62": { + "displayName": "*126", + "headerName": "mul126", + "description": "Multiplied by 126" + }, + "63": { + "displayName": "*128", + "headerName": "mul128", + "description": "Multiplied by 128" + } + } + } + } + }, + "q": { + "description": "PLL Q output divider value", + "bitOffset": "10", + "bitWidth": "2", + "resetMask": "all", + "resetValue": "0x3", + "enumerations": { + "pllq-enum": { + "description": "Reference Clock Q Divide Ratio Enumeration", + "values": { + "*": { + "displayName": "n/a", + "description": "Not supported" + }, + "1": { + "displayName": "/2", + "headerName": "div2", + "description": "Divided by 2" + }, + "2": { + "displayName": "/4", + "headerName": "div4", + "description": "Divided by 4" + }, + "3": { + "displayName": "/8", + "headerName": "div8", + "description": "Divided by 8" + } + } + } + } + }, + "sel": { + "description": "PLL select", + "bitOffset": "16", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "refsel": { + "description": "PLL reference select", + "bitOffset": "17", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x1" + }, + "bypass": { + "description": "PLL bypass", + "bitOffset": "18", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x1" + }, + "lock": { + "description": "PLL lock indicator", + "bitOffset": "31", + "bitWidth": "1", + "access": "r" + } + } + }, + "plloutdiv": { + "description": "PLL Output Divider", + "addressOffset": "0x000C" + } + } + }, + "otp": { + "description": "One-Time Programmable Memory (OTP) Peripheral", + "baseAddress": "0x10010000", + "size": "0x1000", + "registers": { + "lock": { + "description": "Programmed-I/O Lock Register", + "addressOffset": "0x0000" + }, + "ck": { + "description": "Device Clock Signal Register", + "addressOffset": "0x0004" + }, + "oe": { + "description": "Device Output-Enable Signal Register", + "addressOffset": "0x0008" + }, + "sel": { + "description": "Device Chip-Select Signal Register", + "addressOffset": "0x000C" + }, + "we": { + "description": "Device Write-Enable Signal Register", + "addressOffset": "0x0010" + }, + "mr": { + "description": "Device Mode Register", + "addressOffset": "0x0014" + }, + "mrr": { + "description": "Read-Voltage Regulator Control Register", + "addressOffset": "0x0018" + }, + "mpp": { + "description": "Write-Voltage Charge Pump Control Register", + "addressOffset": "0x001C" + }, + "vrren": { + "description": "Read-Voltage Enable Register", + "addressOffset": "0x0020" + }, + "vppen": { + "description": "Write-Voltage Enable Register", + "addressOffset": "0x0024" + }, + "a": { + "description": "Device Address Register", + "addressOffset": "0x0028" + }, + "d": { + "description": "Device Data Input Register", + "addressOffset": "0x002C" + }, + "q": { + "description": "Device Data Output Register", + "addressOffset": "0x0030" + }, + "rsctrl": { + "description": "Read Sequencer Control Register", + "addressOffset": "0x0034", + "fields": { + "scale": { + "description": "OTP timescale", + "bitOffset": "0", + "bitWidth": "2", + "resetMask": "all", + "resetValue": "0x1" + }, + "tas": { + "description": "Address setup time", + "bitOffset": "3", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "trp": { + "description": "Read pulse time", + "bitOffset": "4", + "bitWidth": "1" + }, + "tracc": { + "description": "Read access time", + "bitOffset": "5", + "bitWidth": "1" + } + } + } + } + }, + "gpio": { + "description": "General Purpose Input/Output Controller (GPIO) Peripheral", + "baseAddress": "0x10012000", + "size": "0x1000", + "registers": { + "value": { + "description": "Pin Value Register", + "addressOffset": "0x000", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "Value Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "inputen": { + "description": "Pin Input Enable Register", + "addressOffset": "0x004", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "Pin Input Enable Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "outputen": { + "description": "Pin Output Enable Register", + "addressOffset": "0x008", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "Pin Output Enable Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "port": { + "description": "Output Port Value Register", + "addressOffset": "0x00C", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "Output Port Value Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "pue": { + "description": "Internal Pull-up Enable Register", + "addressOffset": "0x010", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "Internal Pull-up Enable Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "ds": { + "description": "Pin Drive Strength Register", + "addressOffset": "0x014", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "Pin Drive Strength Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "riseie": { + "description": "Rise Interrupt Enable Register", + "addressOffset": "0x018", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "Rise Interrupt Enable Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "riseip": { + "description": "Rise Interrupt Pending Register", + "addressOffset": "0x01C", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "Rise Interrupt Pending Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "fallie": { + "description": "Fall Interrupt Enable Register", + "addressOffset": "0x020", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "Fall Interrupt Enable Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "fallip": { + "description": "Fall Interrupt Pending Register", + "addressOffset": "0x024", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "Fall Interrupt Pending Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "highie": { + "description": "High Interrupt Enable Register", + "addressOffset": "0x028", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "High Interrupt Enable Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "highip": { + "description": "High Interrupt Pending Register", + "addressOffset": "0x02C", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "High Interrupt Pending Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "lowie": { + "description": "Low Interrupt Enable Register", + "addressOffset": "0x030", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "Low Interrupt Enable Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "lowip": { + "description": "Low Interrupt Pending Register", + "addressOffset": "0x034", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "Low Interrupt Pending Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "iofen": { + "description": "HW I/O Function Enable Register", + "addressOffset": "0x038", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "HW I/O Function Enable Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "iofsel": { + "description": "HW I/O Function Select Register", + "addressOffset": "0x03C", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "HW I/O Function Select Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + }, + "outxor": { + "description": "Output XOR (invert) Register", + "addressOffset": "0x040", + "fields": { + "bit": { + "repeatGenerator": "0-31", + "description": "Output XOR Bit Field", + "bitOffset": "0", + "bitWidth": "1", + "headerName": "" + } + } + } + }, + "interrupts": { + "gpio0": { + "description": "GPIO0 Interrupt", + "value": "8" + }, + "gpio1": { + "description": "GPIO1 Interrupt", + "value": "9" + }, + "gpio2": { + "description": "GPIO2 Interrupt", + "value": "10" + }, + "gpio3": { + "description": "GPIO3 Interrupt", + "value": "11" + }, + "gpio4": { + "description": "GPIO4 Interrupt", + "value": "12" + }, + "gpio5": { + "description": "GPIO5 Interrupt", + "value": "13" + }, + "gpio6": { + "description": "GPIO6 Interrupt", + "value": "14" + }, + "gpio7": { + "description": "GPIO7 Interrupt", + "value": "15" + }, + "gpio8": { + "description": "GPIO8 Interrupt", + "value": "16" + }, + "gpio9": { + "description": "GPIO9 Interrupt", + "value": "17" + }, + "gpio10": { + "description": "GPIO10 Interrupt", + "value": "18" + }, + "gpio11": { + "description": "GPIO11 Interrupt", + "value": "19" + }, + "gpio12": { + "description": "GPIO12 Interrupt", + "value": "20" + }, + "gpio13": { + "description": "GPIO13 Interrupt", + "value": "21" + }, + "gpio14": { + "description": "GPIO14 Interrupt", + "value": "22" + }, + "gpio15": { + "description": "GPIO15 Interrupt", + "value": "23" + }, + "gpio16": { + "description": "GPIO16 Interrupt", + "value": "24" + }, + "gpio17": { + "description": "GPIO17 Interrupt", + "value": "25" + }, + "gpio18": { + "description": "GPIO18 Interrupt", + "value": "26" + }, + "gpio19": { + "description": "GPIO19 Interrupt", + "value": "27" + }, + "gpio20": { + "description": "GPIO20 Interrupt", + "value": "28" + }, + "gpio21": { + "description": "GPIO21 Interrupt", + "value": "29" + }, + "gpio22": { + "description": "GPIO22 Interrupt", + "value": "30" + }, + "gpio23": { + "description": "GPIO23 Interrupt", + "value": "31" + }, + "gpio24": { + "description": "GPIO24 Interrupt", + "value": "32" + }, + "gpio25": { + "description": "GPIO25 Interrupt", + "value": "33" + }, + "gpio26": { + "description": "GPIO26 Interrupt", + "value": "34" + }, + "gpio27": { + "description": "GPIO27 Interrupt", + "value": "35" + }, + "gpio28": { + "description": "GPIO28 Interrupt", + "value": "36" + }, + "gpio29": { + "description": "GPIO29 Interrupt", + "value": "37" + }, + "gpio30": { + "description": "GPIO30 Interrupt", + "value": "38" + }, + "gpio31": { + "description": "GPIO31 Interrupt", + "value": "39" + } + } + }, + "uart0": { + "description": "Universal Asynchronous Receiver/Transmitter (UART) Peripheral", + "baseAddress": "0x10013000", + "size": "0x1000", + "resetMask": "none", + "groupName": "uart", + "registers": { + "txdata": { + "description": "Transmit Data Register", + "addressOffset": "0x000", + "fields": { + "data": { + "description": "Transmit data", + "bitOffset": "0", + "bitWidth": "8" + }, + "full": { + "description": "Transmit FIFO full", + "bitOffset": "31", + "bitWidth": "1" + } + } + }, + "rxdata": { + "description": "Receive Data Register", + "addressOffset": "0x004", + "resetMask": "none", + "fields": { + "data": { + "description": "Received data", + "bitOffset": "0", + "bitWidth": "8", + "access": "r" + }, + "empty": { + "description": "Receive FIFO empty", + "bitOffset": "31", + "bitWidth": "1" + } + } + }, + "txctrl": { + "description": "Transmit Control Register ", + "addressOffset": "0x008", + "fields": { + "txen": { + "description": "Transmit enable", + "bitOffset": "0", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "nstop": { + "description": "Number of stop bits", + "bitOffset": "1", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "txcnt": { + "description": "Transmit watermark level", + "bitOffset": "16", + "bitWidth": "3", + "resetMask": "all", + "resetValue": "0x0" + } + } + }, + "rxctrl": { + "description": "Receive Control Register", + "addressOffset": "0x00C", + "fields": { + "rxen": { + "description": "Receive enable", + "bitOffset": "0", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "rxcnt": { + "description": "Receive watermark level", + "bitOffset": "16", + "bitWidth": "3", + "resetMask": "all", + "resetValue": "0x0" + } + } + }, + "ie": { + "description": "Interrupt Enable Register", + "addressOffset": "0x010", + "fields": { + "txwm": { + "description": "Transmit watermark interrupt enable", + "bitOffset": "0", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "rxwm": { + "description": "Receive watermark interrupt enable", + "bitOffset": "1", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + } + } + }, + "ip": { + "description": "Interrupt Pending Register", + "addressOffset": "0x014", + "access": "r", + "fields": { + "txwm": { + "description": "Transmit watermark interrupt pending", + "bitOffset": "0", + "bitWidth": "1" + }, + "rxwm": { + "description": "Receive watermark interrupt pending", + "bitOffset": "1", + "bitWidth": "1" + } + } + }, + "div": { + "description": "Baud Rate Divisor Register", + "addressOffset": "0x018", + "fields": { + "value": { + "description": "Baud rate divisor", + "bitOffset": "0", + "bitWidth": "16", + "resetMask": "all", + "resetValue": "0x0000FFFF" + } + } + } + }, + "interrupts": { + "uart0": { + "description": "UART0 Interrupt", + "value": "3" + } + } + }, + "spi0": { + "description": "Serial Peripheral Interface (SPI) Peripheral", + "baseAddress": "0x10014000", + "size": "0x1000", + "resetMask": "none", + "groupName": "spi", + "registers": { + "sckdiv": { + "description": "Serial clock divisor Register", + "addressOffset": "0x000", + "fields": { + "scale": { + "description": "Divisor for serial clock", + "bitOffset": "0", + "bitWidth": "12", + "resetMask": "all", + "resetValue": "0x003" + } + } + }, + "sckmode": { + "description": "Serial Clock Mode Register", + "addressOffset": "0x004", + "fields": { + "pha": { + "description": "Serial clock phase", + "bitOffset": "0", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "pol": { + "description": "Serial clock polarity", + "bitOffset": "1", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + } + } + }, + "csid": { + "description": "Chip Select ID Register", + "addressOffset": "0x010", + "resetMask": "all", + "resetValue": "0x00000000" + }, + "csdef": { + "description": "Chip Select Default Register", + "addressOffset": "0x014", + "resetMask": "all", + "resetValue": "0x00000001" + }, + "csmode": { + "description": "Chip Select Mode Register", + "addressOffset": "0x018", + "fields": { + "mode": { + "description": "Chip select mode", + "bitOffset": "0", + "bitWidth": "2", + "resetMask": "all", + "resetValue": "0x0", + "enumerations": { + "csmode-enum": { + "description": "Chip Select Modes Enumeration", + "values": { + "0": { + "displayName": "auto", + "description": "Assert/de-assert CS at the beginning/end of each frame" + }, + "*": { + "displayName": "reserved" + }, + "2": { + "displayName": "hold", + "description": "Keep CS continuously asserted after the initial frame" + }, + "3": { + "displayName": "off", + "description": "Disable hardware control of the CS pin" + } + } + } + } + } + } + }, + "delay0": { + "description": "Delay Control 0 Register", + "addressOffset": "0x028", + "fields": { + "cssck": { + "description": "CS to SCK Delay", + "bitOffset": "0", + "bitWidth": "8", + "resetMask": "all", + "resetValue": "0x01" + }, + "sckcs": { + "description": "SCK to CS Delay", + "bitOffset": "16", + "bitWidth": "8", + "resetMask": "all", + "resetValue": "0x01" + } + } + }, + "delay1": { + "description": "Delay Control 1 Register", + "addressOffset": "0x02C", + "fields": { + "intercs": { + "description": "Minimum CS inactive time", + "bitOffset": "0", + "bitWidth": "8", + "resetMask": "all", + "resetValue": "0x01" + }, + "interxfr": { + "description": "Maximum interframe delay", + "bitOffset": "16", + "bitWidth": "8", + "resetMask": "all", + "resetValue": "0x01" + } + } + }, + "fmt": { + "description": "Frame Format Register", + "addressOffset": "0x040", + "fields": { + "proto": { + "description": "SPI Protocol", + "bitOffset": "0", + "bitWidth": "2", + "resetMask": "all", + "resetValue": "0x0", + "enumerations": { + "proto-enum": { + "description": "SPI Protocol Enumeration", + "values": { + "0": { + "displayName": "single", + "description": "DQ0 (MOSI), DQ1 (MISO)" + }, + "1": { + "displayName": "dual", + "description": "DQ0, DQ1" + }, + "2": { + "displayName": "quad", + "description": "DQ0, DQ1, DQ2, DQ3" + }, + "*": { + "displayName": "reserved" + } + } + } + } + }, + "endian": { + "description": "SPI endianness", + "bitOffset": "2", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0", + "enumerations": { + "endian-enum": { + "description": "SPI Endianness Enumeration", + "values": { + "0": { + "displayName": "msb", + "description": "Transmit most-significant bit (MSB) first" + }, + "1": { + "displayName": "lsb", + "description": "Transmit least-significant bit (LSB) first" + } + } + } + } + }, + "dir": { + "description": "SPI I/O Direction", + "bitOffset": "3", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x1", + "enumerations": { + "dir-enum": { + "description": "SPI I/O Direction Enumeration", + "values": { + "0": { + "displayName": "rx", + "description": "For dual and quad protocols, the DQ pins are tri-stated. For the single protocol, the DQ0 pin is driven with the transmit data as normal." + }, + "1": { + "displayName": "tx", + "description": "The receive FIFO is not populated." + } + } + } + } + }, + "len": { + "description": "Number of bits per frame", + "bitOffset": "16", + "bitWidth": "4", + "resetMask": "all", + "resetValue": "0x8" + } + } + }, + "txdata": { + "description": "Tx FIFO Data Register", + "addressOffset": "0x048", + "fields": { + "data": { + "description": "Transmit data", + "bitOffset": "0", + "bitWidth": "8", + "resetMask": "all", + "resetValue": "0x00" + }, + "full": { + "description": "FIFO full flag", + "bitOffset": "31", + "bitWidth": "1", + "access": "r" + } + } + }, + "rxdata": { + "description": "Rx FIFO Data Register", + "addressOffset": "0x04C", + "resetMask": "none", + "access": "r", + "fields": { + "data": { + "description": "Received data", + "bitOffset": "0", + "bitWidth": "8" + }, + "empty": { + "description": "FIFO empty flag", + "bitOffset": "31", + "bitWidth": "1" + } + } + }, + "txmark": { + "description": "Tx FIFO Watermark Register", + "addressOffset": "0x050", + "fields": { + "value": { + "description": "Transmit watermark", + "bitOffset": "0", + "bitWidth": "3", + "resetMask": "all", + "resetValue": "0x1" + } + } + }, + "rxmark": { + "description": "Rx FIFO Watermark Register", + "addressOffset": "0x054", + "fields": { + "value": { + "description": "Receive watermark", + "bitOffset": "0", + "bitWidth": "3", + "resetMask": "all", + "resetValue": "0x0" + } + } + }, + "fctrl": { + "description": "Flash Interface Control Register", + "addressOffset": "0x060", + "fields": { + "en": { + "description": "SPI Flash Mode Select", + "bitOffset": "0", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x1" + } + } + }, + "ffmt": { + "description": "Flash Instruction Format Register", + "addressOffset": "0x064", + "fields": { + "cmden": { + "description": "Enable sending of command", + "bitOffset": "0", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x1" + }, + "addrlen": { + "description": "Number of address bytes(0 to 4)", + "bitOffset": "1", + "bitWidth": "3", + "resetMask": "all", + "resetValue": "0x3" + }, + "padcnt": { + "description": "Number of dummy cycles", + "bitOffset": "4", + "bitWidth": "4", + "resetMask": "all", + "resetValue": "0x0" + }, + "cmdproto": { + "description": "Protocol for transmitting command", + "bitOffset": "8", + "bitWidth": "2", + "resetMask": "all", + "resetValue": "0x0" + }, + "addrproto": { + "description": "Protocol for transmitting address and padding", + "bitOffset": "10", + "bitWidth": "2", + "resetMask": "all", + "resetValue": "0x0" + }, + "dataproto": { + "description": "Protocol for receiving data bytes", + "bitOffset": "12", + "bitWidth": "2", + "resetMask": "all", + "resetValue": "0x0" + }, + "cmdcode": { + "description": "Value of command byte", + "bitOffset": "16", + "bitWidth": "8", + "resetMask": "all", + "resetValue": "0x03" + }, + "padcode": { + "description": "First 8 bits to transmit during dummy cycles", + "bitOffset": "24", + "bitWidth": "8", + "resetMask": "all", + "resetValue": "0x0" + } + } + }, + "ie": { + "description": "Interrupt Enable Register", + "addressOffset": "0x070", + "fields": { + "txwm": { + "description": "Transmit watermark enable", + "bitOffset": "0", + "bitWidth": "1", + "access": "r", + "resetMask": "all", + "resetValue": "0x0" + }, + "rxwm": { + "description": "Receive watermark enable", + "bitOffset": "1", + "bitWidth": "1", + "access": "r", + "resetMask": "all", + "resetValue": "0x0" + } + } + }, + "ip": { + "description": "Interrupt Pending Register", + "addressOffset": "0x074", + "fields": { + "txwm": { + "description": "Transmit watermark pending", + "bitOffset": "0", + "bitWidth": "1", + "access": "r" + }, + "rxwm": { + "description": "Receive watermark pending", + "bitOffset": "1", + "bitWidth": "1", + "access": "r" + } + } + } + }, + "interrupts": { + "spi0": { + "description": "SPI0 Interrupt", + "value": "5" + } + } + }, + "pwm0": { + "description": "Pulse-Width Modulation (PWM) Peripheral", + "baseAddress": "0x10015000", + "size": "0x1000", + "resetMask": "none", + "registers": { + "cfg": { + "description": "Configuration Register", + "addressOffset": "0x000", + "fields": { + "scale": { + "description": "Counter scale", + "bitOffset": "0", + "bitWidth": "4" + }, + "sticky": { + "description": "Sticky - disallow clearing pwmcmpXip bits", + "bitOffset": "8", + "bitWidth": "1" + }, + "zerocmp": { + "description": "Zero - counter resets to zero after match", + "bitOffset": "9", + "bitWidth": "1" + }, + "deglitch": { + "description": "Deglitch - latch pwmcmpXip within same cycle", + "bitOffset": "10", + "bitWidth": "1" + }, + "enalways": { + "description": "Enable always - run continuously", + "bitOffset": "12", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "enoneshot": { + "description": "enable one shot - run one cycle", + "bitOffset": "13", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "cmp0center": { + "description": "PWM0 Compare Center", + "bitOffset": "16", + "bitWidth": "1" + }, + "cmp1center": { + "description": "PWM1 Compare Center", + "bitOffset": "17", + "bitWidth": "1" + }, + "cmp2center": { + "description": "PWM2 Compare Center", + "bitOffset": "18", + "bitWidth": "1" + }, + "cmp3center": { + "description": "PWM3 Compare Center", + "bitOffset": "19", + "bitWidth": "1" + }, + "cmp0gang": { + "description": "PWM0/PWM1 Compare Gang", + "bitOffset": "24", + "bitWidth": "1" + }, + "cmp1gang": { + "description": "PWM1/PWM2 Compare Gang", + "bitOffset": "25", + "bitWidth": "1" + }, + "cmp2gang": { + "description": "PWM2/PWM3 Compare Gang", + "bitOffset": "26", + "bitWidth": "1" + }, + "cmp3gang": { + "description": "PWM3/PWM0 Compare Gang", + "bitOffset": "27", + "bitWidth": "1" + }, + "cmp0ip": { + "description": "PWM0 Interrupt Pending", + "bitOffset": "28", + "bitWidth": "1" + }, + "cmp1ip": { + "description": "PWM1 Interrupt Pending", + "bitOffset": "29", + "bitWidth": "1" + }, + "cmp2ip": { + "description": "PWM2 Interrupt Pending", + "bitOffset": "30", + "bitWidth": "1" + }, + "cmp3ip": { + "description": "PWM3 Interrupt Pending", + "bitOffset": "31", + "bitWidth": "1" + } + } + }, + "count": { + "description": "Configuration Register", + "addressOffset": "0x008" + }, + "scale": { + "description": "Scale Register", + "addressOffset": "0x010", + "fields": { + "value": { + "description": "Compare value", + "bitOffset": "0", + "bitWidth": "8" + } + } + }, + "cmp": { + "arraySize": "4", + "description": "Compare Registers", + "addressOffset": "0x020", + "fields": { + "value": { + "description": "Compare value", + "bitOffset": "0", + "bitWidth": "8" + } + } + } + }, + "interrupts": { + "pwm0cmp0": { + "description": "PWM0 Compare 0 Interrupt", + "value": "40" + }, + "pwm0cmp1": { + "description": "PWM0 Compare 1 Interrupt", + "value": "41" + }, + "pwm0cmp2": { + "description": "PWM0 Compare 2 Interrupt", + "value": "42" + }, + "pwm0cmp3": { + "description": "PWM0 Compare 3 Interrupt", + "value": "43" + } + } + }, + "uart1": { + "baseAddress": "0x10023000", + "derivedFrom": "uart0", + "groupName": "uart", + "interrupts": { + "uart1": { + "description": "UART1 Interrupt", + "value": "4" + } + } + }, + "spi1": { + "baseAddress": "0x10024000", + "derivedFrom": "spi0", + "groupName": "spi", + "interrupts": { + "spi1": { + "description": "SPI1 Interrupt", + "value": "6" + } + } + }, + "pwm1": { + "description": "Pulse-Width Modulation (PWM) Peripheral", + "baseAddress": "0x10025000", + "groupName": "pwm", + "size": "0x1000", + "resetMask": "none", + "groupName": "pwm", + "registers": { + "cfg": { + "description": "Configuration Register", + "addressOffset": "0x000", + "fields": { + "scale": { + "description": "Counter scale", + "bitOffset": "0", + "bitWidth": "4" + }, + "sticky": { + "description": "Sticky - disallow clearing pwmcmpXip bits", + "bitOffset": "8", + "bitWidth": "1" + }, + "zerocmp": { + "description": "Zero - counter resets to zero after match", + "bitOffset": "9", + "bitWidth": "1" + }, + "deglitch": { + "description": "Deglitch - latch pwmcmpXip within same cycle", + "bitOffset": "10", + "bitWidth": "1" + }, + "enalways": { + "description": "Enable always - run continuously", + "bitOffset": "12", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "enoneshot": { + "description": "enable one shot - run one cycle", + "bitOffset": "13", + "bitWidth": "1", + "resetMask": "all", + "resetValue": "0x0" + }, + "cmp0center": { + "description": "PWM0 Compare Center", + "bitOffset": "16", + "bitWidth": "1" + }, + "cmp1center": { + "description": "PWM1 Compare Center", + "bitOffset": "17", + "bitWidth": "1" + }, + "cmp2center": { + "description": "PWM2 Compare Center", + "bitOffset": "18", + "bitWidth": "1" + }, + "cmp3center": { + "description": "PWM3 Compare Center", + "bitOffset": "19", + "bitWidth": "1" + }, + "cmp0gang": { + "description": "PWM0/PWM1 Compare Gang", + "bitOffset": "24", + "bitWidth": "1" + }, + "cmp1gang": { + "description": "PWM1/PWM2 Compare Gang", + "bitOffset": "25", + "bitWidth": "1" + }, + "cmp2gang": { + "description": "PWM2/PWM3 Compare Gang", + "bitOffset": "26", + "bitWidth": "1" + }, + "cmp3gang": { + "description": "PWM3/PWM0 Compare Gang", + "bitOffset": "27", + "bitWidth": "1" + }, + "cmp0ip": { + "description": "PWM0 Interrupt Pending", + "bitOffset": "28", + "bitWidth": "1" + }, + "cmp1ip": { + "description": "PWM1 Interrupt Pending", + "bitOffset": "29", + "bitWidth": "1" + }, + "cmp2ip": { + "description": "PWM2 Interrupt Pending", + "bitOffset": "30", + "bitWidth": "1" + }, + "cmp3ip": { + "description": "PWM3 Interrupt Pending", + "bitOffset": "31", + "bitWidth": "1" + } + } + }, + "count": { + "description": "Configuration Register", + "addressOffset": "0x008" + }, + "scale": { + "description": "Scale Register", + "addressOffset": "0x010", + "fields": { + "value": { + "description": "Compare value", + "bitOffset": "0", + "bitWidth": "16" + } + } + }, + "cmp": { + "arraySize": "4", + "description": "Compare Registers", + "addressOffset": "0x020", + "fields": { + "value": { + "description": "Compare value", + "bitOffset": "0", + "bitWidth": "16" + } + } + } + }, + "interrupts": { + "pwm1cmp0": { + "description": "PWM1 Compare 0 Interrupt", + "value": "44" + }, + "pwm1cmp1": { + "description": "PWM1 Compare 1 Interrupt", + "value": "45" + }, + "pwm1cmp2": { + "description": "PWM1 Compare 2 Interrupt", + "value": "46" + }, + "pwm1cmp3": { + "description": "PWM1 Compare 3 Interrupt", + "value": "47" + } + } + }, + "spi2": { + "baseAddress": "0x10034000", + "derivedFrom": "spi0", + "groupName": "spi", + "interrupts": { + "spi2": { + "description": "SPI2 Interrupt", + "value": "7" + } + } + }, + "pwm2": { + "baseAddress": "0x10035000", + "derivedFrom": "pwm1", + "groupName": "pwm", + "interrupts": { + "pwm2cmp0": { + "description": "PWM2 Compare 0 Interrupt", + "value": "48" + }, + "pwm2cmp1": { + "description": "PWM2 Compare 1 Interrupt", + "value": "49" + }, + "pwm2cmp2": { + "description": "PWM2 Compare 2 Interrupt", + "value": "50" + }, + "pwm2cmp3": { + "description": "PWM2 Compare 3 Interrupt", + "value": "51" + } + } + } + } + } + } +} \ No newline at end of file diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/LICENSE(Freedom-e-SDK) b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/LICENSE(Freedom-e-SDK) new file mode 100644 index 000000000..0b0b6c8fc --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/LICENSE(Freedom-e-SDK) @@ -0,0 +1,206 @@ + +This software, except as otherwise noted in subrepositories, +is licensed under the Apache 2 license, quoted below. + + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. For the purposes of this definition, + "control" means (i) the power, direct or indirect, to cause the + direction or management of such entity, whether by contract or + otherwise, or (ii) ownership of fifty percent (50%) or more of the + outstanding shares, or (iii) beneficial ownership of such entity. + + "You" (or "Your") shall mean an individual or Legal Entity + exercising permissions granted by this License. + + "Source" form shall mean the preferred form for making modifications, + including but not limited to software source code, documentation + source, and configuration files. + + "Object" form shall mean any form resulting from mechanical + transformation or translation of a Source form, including but + not limited to compiled object code, generated documentation, + and conversions to other media types. + + "Work" shall mean the work of authorship, whether in Source or + Object form, made available under the License, as indicated by a + copyright notice that is included in or attached to the work + (an example is provided in the Appendix below). + + "Derivative Works" shall mean any work, whether in Source or Object + form, that is based on (or derived from) the Work and for which the + editorial revisions, annotations, elaborations, or other modifications + represent, as a whole, an original work of authorship. For the purposes + of this License, Derivative Works shall not include works that remain + separable from, or merely link (or bind by name) to the interfaces of, + the Work and Derivative Works thereof. + + "Contribution" shall mean any work of authorship, including + the original version of the Work and any modifications or additions + to that Work or Derivative Works thereof, that is intentionally + submitted to Licensor for inclusion in the Work by the copyright owner + or by an individual or Legal Entity authorized to submit on behalf of + the copyright owner. For the purposes of this definition, "submitted" + means any form of electronic, verbal, or written communication sent + to the Licensor or its representatives, including but not limited to + communication on electronic mailing lists, source code control systems, + and issue tracking systems that are managed by, or on behalf of, the + Licensor for the purpose of discussing and improving the Work, but + excluding communication that is conspicuously marked or otherwise + designated in writing by the copyright owner as "Not a Contribution." + + "Contributor" shall mean Licensor and any individual or Legal Entity + on behalf of whom a Contribution has been received by Licensor and + subsequently incorporated within the Work. + + 2. Grant of Copyright License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + copyright license to reproduce, prepare Derivative Works of, + publicly display, publicly perform, sublicense, and distribute the + Work and such Derivative Works in Source or Object form. + + 3. Grant of Patent License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + (except as stated in this section) patent license to make, have made, + use, offer to sell, sell, import, and otherwise transfer the Work, + where such license applies only to those patent claims licensable + by such Contributor that are necessarily infringed by their + Contribution(s) alone or by combination of their Contribution(s) + with the Work to which such Contribution(s) was submitted. If You + institute patent litigation against any entity (including a + cross-claim or counterclaim in a lawsuit) alleging that the Work + or a Contribution incorporated within the Work constitutes direct + or contributory patent infringement, then any patent licenses + granted to You under this License for that Work shall terminate + as of the date such litigation is filed. + + 4. Redistribution. You may reproduce and distribute copies of the + Work or Derivative Works thereof in any medium, with or without + modifications, and in Source or Object form, provided that You + meet the following conditions: + + (a) You must give any other recipients of the Work or + Derivative Works a copy of this License; and + + (b) You must cause any modified files to carry prominent notices + stating that You changed the files; and + + (c) You must retain, in the Source form of any Derivative Works + that You distribute, all copyright, patent, trademark, and + attribution notices from the Source form of the Work, + excluding those notices that do not pertain to any part of + the Derivative Works; and + + (d) If the Work includes a "NOTICE" text file as part of its + distribution, then any Derivative Works that You distribute must + include a readable copy of the attribution notices contained + within such NOTICE file, excluding those notices that do not + pertain to any part of the Derivative Works, in at least one + of the following places: within a NOTICE text file distributed + as part of the Derivative Works; within the Source form or + documentation, if provided along with the Derivative Works; or, + within a display generated by the Derivative Works, if and + wherever such third-party notices normally appear. The contents + of the NOTICE file are for informational purposes only and + do not modify the License. You may add Your own attribution + notices within Derivative Works that You distribute, alongside + or as an addendum to the NOTICE text from the Work, provided + that such additional attribution notices cannot be construed + as modifying the License. + + You may add Your own copyright statement to Your modifications and + may provide additional or different license terms and conditions + for use, reproduction, or distribution of Your modifications, or + for any such Derivative Works as a whole, provided Your use, + reproduction, and distribution of the Work otherwise complies with + the conditions stated in this License. + + 5. Submission of Contributions. Unless You explicitly state otherwise, + any Contribution intentionally submitted for inclusion in the Work + by You to the Licensor shall be under the terms and conditions of + this License, without any additional terms or conditions. + Notwithstanding the above, nothing herein shall supersede or modify + the terms of any separate license agreement you may have executed + with Licensor regarding such Contributions. + + 6. Trademarks. This License does not grant permission to use the trade + names, trademarks, service marks, or product names of the Licensor, + except as required for reasonable and customary use in describing the + origin of the Work and reproducing the content of the NOTICE file. + + 7. Disclaimer of Warranty. Unless required by applicable law or + agreed to in writing, Licensor provides the Work (and each + Contributor provides its Contributions) on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied, including, without limitation, any warranties or conditions + of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A + PARTICULAR PURPOSE. You are solely responsible for determining the + appropriateness of using or redistributing the Work and assume any + risks associated with Your exercise of permissions under this License. + + 8. Limitation of Liability. In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + + 9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + + END OF TERMS AND CONDITIONS + + APPENDIX: How to apply the Apache License to your work. + + To apply the Apache License to your work, attach the following + boilerplate notice, with the fields enclosed by brackets "[]" + replaced with your own identifying information. (Don't include + the brackets!) The text should be enclosed in the appropriate + comment syntax for the file format. We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright 2016 SiFive, Inc. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/drivers/fe300prci/fe300prci_driver.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/drivers/fe300prci/fe300prci_driver.c new file mode 100644 index 000000000..214b1d5b6 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/drivers/fe300prci/fe300prci_driver.c @@ -0,0 +1,252 @@ +// See LICENSE file for license details + +#include "platform.h" + +#ifdef PRCI_CTRL_ADDR +#include "fe300prci/fe300prci_driver.h" +#include + +#define rdmcycle(x) { \ + uint32_t lo, hi, hi2; \ + __asm__ __volatile__ ("1:\n\t" \ + "csrr %0, mcycleh\n\t" \ + "csrr %1, mcycle\n\t" \ + "csrr %2, mcycleh\n\t" \ + "bne %0, %2, 1b\n\t" \ + : "=r" (hi), "=r" (lo), "=r" (hi2)) ; \ + *(x) = lo | ((uint64_t) hi << 32); \ + } + +uint32_t PRCI_measure_mcycle_freq(uint32_t mtime_ticks, uint32_t mtime_freq) +{ + + uint32_t start_mtime = CLINT_REG(CLINT_MTIME); + uint32_t end_mtime = start_mtime + mtime_ticks + 1; + + // Make sure we won't get rollover. + while (end_mtime < start_mtime){ + start_mtime = CLINT_REG(CLINT_MTIME); + end_mtime = start_mtime + mtime_ticks + 1; + } + + // Don't start measuring until mtime edge. + uint32_t tmp = start_mtime; + do { + start_mtime = CLINT_REG(CLINT_MTIME); + } while (start_mtime == tmp); + + uint64_t start_mcycle; + rdmcycle(&start_mcycle); + + while (CLINT_REG(CLINT_MTIME) < end_mtime) ; + + uint64_t end_mcycle; + rdmcycle(&end_mcycle); + uint32_t difference = (uint32_t) (end_mcycle - start_mcycle); + + uint64_t freq = ((uint64_t) difference * mtime_freq) / mtime_ticks; + return (uint32_t) freq & 0xFFFFFFFF; + +} + + +void PRCI_use_hfrosc(int div, int trim) +{ + // Make sure the HFROSC is running at its default setting + // It is OK to change this even if we are running off of it. + + PRCI_REG(PRCI_HFROSCCFG) = (ROSC_DIV(div) | ROSC_TRIM(trim) | ROSC_EN(1)); + + while ((PRCI_REG(PRCI_HFROSCCFG) & ROSC_RDY(1)) == 0); + + PRCI_REG(PRCI_PLLCFG) &= ~PLL_SEL(1); +} + +void PRCI_use_pll(int refsel, int bypass, + int r, int f, int q, int finaldiv, + int hfroscdiv, int hfrosctrim) +{ + // Ensure that we aren't running off the PLL before we mess with it. + if (PRCI_REG(PRCI_PLLCFG) & PLL_SEL(1)) { + // Make sure the HFROSC is running at its default setting + PRCI_use_hfrosc(4, 16); + } + + // Set PLL Source to be HFXOSC if desired. + uint32_t config_value = 0; + + config_value |= PLL_REFSEL(refsel); + + if (bypass) { + // Bypass + config_value |= PLL_BYPASS(1); + + PRCI_REG(PRCI_PLLCFG) = config_value; + + // If we don't have an HFXTAL, this doesn't really matter. + // Set our Final output divide to divide-by-1: + PRCI_REG(PRCI_PLLDIV) = (PLL_FINAL_DIV_BY_1(1) | PLL_FINAL_DIV(0)); + } else { + + // To overclock, use the hfrosc + if (hfrosctrim >= 0 && hfroscdiv >= 0) { + PRCI_use_hfrosc(hfroscdiv, hfrosctrim); + } + + // Set DIV Settings for PLL + + // (Legal values of f_REF are 6-48MHz) + + // Set DIVR to divide-by-2 to get 8MHz frequency + // (legal values of f_R are 6-12 MHz) + + config_value |= PLL_BYPASS(1); + config_value |= PLL_R(r); + + // Set DIVF to get 512Mhz frequncy + // There is an implied multiply-by-2, 16Mhz. + // So need to write 32-1 + // (legal values of f_F are 384-768 MHz) + config_value |= PLL_F(f); + + // Set DIVQ to divide-by-2 to get 256 MHz frequency + // (legal values of f_Q are 50-400Mhz) + config_value |= PLL_Q(q); + + // Set our Final output divide to divide-by-1: + if (finaldiv == 1){ + PRCI_REG(PRCI_PLLDIV) = (PLL_FINAL_DIV_BY_1(1) | PLL_FINAL_DIV(0)); + } else { + PRCI_REG(PRCI_PLLDIV) = (PLL_FINAL_DIV(finaldiv-1)); + } + + PRCI_REG(PRCI_PLLCFG) = config_value; + + // Un-Bypass the PLL. + PRCI_REG(PRCI_PLLCFG) &= ~PLL_BYPASS(1); + + // Wait for PLL Lock + // Note that the Lock signal can be glitchy. + // Need to wait 100 us + // RTC is running at 32kHz. + // So wait 4 ticks of RTC. + uint32_t now = CLINT_REG(CLINT_MTIME); + while (CLINT_REG(CLINT_MTIME) - now < 4) ; + + // Now it is safe to check for PLL Lock + while ((PRCI_REG(PRCI_PLLCFG) & PLL_LOCK(1)) == 0); + + } + + // Switch over to PLL Clock source + PRCI_REG(PRCI_PLLCFG) |= PLL_SEL(1); + + // If we're running off HFXOSC, turn off the HFROSC to + // save power. + if (refsel) { + PRCI_REG(PRCI_HFROSCCFG) &= ~ROSC_EN(1); + } + +} + +void PRCI_use_default_clocks() +{ + // Turn off the LFROSC + AON_REG(AON_LFROSC) &= ~ROSC_EN(1); + + // Use HFROSC + PRCI_use_hfrosc(4, 16); +} + +void PRCI_use_hfxosc(uint32_t finaldiv) +{ + + PRCI_use_pll(1, // Use HFXTAL + 1, // Bypass = 1 + 0, // PLL settings don't matter + 0, // PLL settings don't matter + 0, // PLL settings don't matter + finaldiv, + -1, + -1); +} + +// This is a generic function, which +// doesn't span the entire range of HFROSC settings. +// It only adjusts the trim, which can span a hundred MHz or so. +// This function does not check the legality of the PLL settings +// at all, and it is quite possible to configure invalid PLL settings +// this way. +// It returns the actual measured CPU frequency. + +uint32_t PRCI_set_hfrosctrim_for_f_cpu(uint32_t f_cpu, PRCI_freq_target target ) +{ + + uint32_t hfrosctrim = 0; + uint32_t hfroscdiv = 4; + uint32_t prev_trim = 0; + + // In this function we use PLL settings which + // will give us a 32x multiplier from the output + // of the HFROSC source to the output of the + // PLL. We first measure our HFROSC to get the + // right trim, then finally use it as the PLL source. + // We should really check here that the f_cpu + // requested is something in the limit of the PLL. For + // now that is up to the user. + + // This will undershoot for frequencies not divisible by 16. + uint32_t desired_hfrosc_freq = (f_cpu/ 16); + + PRCI_use_hfrosc(hfroscdiv, hfrosctrim); + + // Ignore the first run (for icache reasons) + uint32_t cpu_freq = PRCI_measure_mcycle_freq(3000, RTC_FREQ); + + cpu_freq = PRCI_measure_mcycle_freq(3000, RTC_FREQ); + uint32_t prev_freq = cpu_freq; + + while ((cpu_freq < desired_hfrosc_freq) && (hfrosctrim < 0x1F)){ + prev_trim = hfrosctrim; + prev_freq = cpu_freq; + hfrosctrim ++; + PRCI_use_hfrosc(hfroscdiv, hfrosctrim); + cpu_freq = PRCI_measure_mcycle_freq(3000, RTC_FREQ); + } + + // We couldn't go low enough + if (prev_freq > desired_hfrosc_freq){ + PRCI_use_pll(0, 0, 1, 31, 1, 1, hfroscdiv, prev_trim); + cpu_freq = PRCI_measure_mcycle_freq(1000, RTC_FREQ); + return cpu_freq; + } + + // We couldn't go high enough + if (cpu_freq < desired_hfrosc_freq){ + PRCI_use_pll(0, 0, 1, 31, 1, 1, hfroscdiv, prev_trim); + cpu_freq = PRCI_measure_mcycle_freq(1000, RTC_FREQ); + return cpu_freq; + } + + // Check for over/undershoot + switch(target) { + case(PRCI_FREQ_CLOSEST): + if ((desired_hfrosc_freq - prev_freq) < (cpu_freq - desired_hfrosc_freq)) { + PRCI_use_pll(0, 0, 1, 31, 1, 1, hfroscdiv, prev_trim); + } else { + PRCI_use_pll(0, 0, 1, 31, 1, 1, hfroscdiv, hfrosctrim); + } + break; + case(PRCI_FREQ_UNDERSHOOT): + PRCI_use_pll(0, 0, 1, 31, 1, 1, hfroscdiv, prev_trim); + break; + default: + PRCI_use_pll(0, 0, 1, 31, 1, 1, hfroscdiv, hfrosctrim); + } + + cpu_freq = PRCI_measure_mcycle_freq(1000, RTC_FREQ); + return cpu_freq; + +} + +#endif diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/drivers/fe300prci/fe300prci_driver.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/drivers/fe300prci/fe300prci_driver.h new file mode 100644 index 000000000..5ad9c0cad --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/drivers/fe300prci/fe300prci_driver.h @@ -0,0 +1,79 @@ +// See LICENSE file for license details + +#ifndef _FE300PRCI_DRIVER_H_ +#define _FE300PRCI_DRIVER_H_ + +__BEGIN_DECLS + +#include + +typedef enum prci_freq_target { + + PRCI_FREQ_OVERSHOOT, + PRCI_FREQ_CLOSEST, + PRCI_FREQ_UNDERSHOOT + +} PRCI_freq_target; + +/* Measure and return the approximate frequency of the + * CPU, as given by measuring the mcycle counter against + * the mtime ticks. + */ +uint32_t PRCI_measure_mcycle_freq(uint32_t mtime_ticks, uint32_t mtime_freq); + +/* Safely switch over to the HFROSC using the given div + * and trim settings. + */ +void PRCI_use_hfrosc(int div, int trim); + +/* Safely switch over to the 16MHz HFXOSC, + * applying the finaldiv clock divider (1 is the lowest + * legal value). + */ +void PRCI_use_hfxosc(uint32_t finaldiv); + +/* Safely switch over to the PLL using the given + * settings. + * + * Note that not all combinations of the inputs are actually + * legal, and this function does not check for their + * legality ("safely" means that this function won't turn off + * or glitch the clock the CPU is actually running off, but + * doesn't protect against you making it too fast or slow.) + */ + +void PRCI_use_pll(int refsel, int bypass, + int r, int f, int q, int finaldiv, + int hfroscdiv, int hfrosctrim); + +/* Use the default clocks configured at reset. + * This is ~16Mhz HFROSC and turns off the LFROSC + * (on the current FE310 Dev Platforms, an external LFROSC is + * used as it is more power efficient). + */ +void PRCI_use_default_clocks(); + +/* This routine will adjust the HFROSC trim + * while using HFROSC as the clock source, + * measure the resulting frequency, then + * use it as the PLL clock source, + * in an attempt to get over, under, or close to the + * requested frequency. It returns the actual measured + * frequency. + * + * Note that the requested frequency must be within the + * range supported by the PLL so not all values are + * achievable with this function, and not all + * are guaranteed to actually work. The PLL + * is rated higher than the hardware. + * + * There is no check on the desired f_cpu frequency, it + * is up to the user to specify something reasonable. + */ + +uint32_t PRCI_set_hfrosctrim_for_f_cpu(uint32_t f_cpu, PRCI_freq_target target); + +__END_DECLS + +#endif + diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/drivers/plic/plic_driver.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/drivers/plic/plic_driver.c new file mode 100644 index 000000000..4f0e49541 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/drivers/plic/plic_driver.c @@ -0,0 +1,127 @@ +// See LICENSE for license details. + +#include "sifive/devices/plic.h" +#include "plic/plic_driver.h" +#include "platform.h" +#include "encoding.h" +#include + + +// Note that there are no assertions or bounds checking on these +// parameter values. + +void volatile_memzero(uint8_t * base, unsigned int size) +{ + volatile uint8_t * ptr; + for (ptr = base; ptr < (base + size); ptr++){ + *ptr = 0; + } +} + +void PLIC_init ( + plic_instance_t * this_plic, + uintptr_t base_addr, + uint32_t num_sources, + uint32_t num_priorities + ) +{ + + this_plic->base_addr = base_addr; + this_plic->num_sources = num_sources; + this_plic->num_priorities = num_priorities; + + // Disable all interrupts (don't assume that these registers are reset). + unsigned long hart_id = read_csr(mhartid); + volatile_memzero((uint8_t*) (this_plic->base_addr + + PLIC_ENABLE_OFFSET + + (hart_id << PLIC_ENABLE_SHIFT_PER_TARGET)), + (num_sources + 8) / 8); + + // Set all priorities to 0 (equal priority -- don't assume that these are reset). + volatile_memzero ((uint8_t *)(this_plic->base_addr + + PLIC_PRIORITY_OFFSET), + (num_sources + 1) << PLIC_PRIORITY_SHIFT_PER_SOURCE); + + // Set the threshold to 0. + volatile plic_threshold* threshold = (plic_threshold*) + (this_plic->base_addr + + PLIC_THRESHOLD_OFFSET + + (hart_id << PLIC_THRESHOLD_SHIFT_PER_TARGET)); + + *threshold = 0; + +} + +void PLIC_set_threshold (plic_instance_t * this_plic, + plic_threshold threshold){ + + unsigned long hart_id = read_csr(mhartid); + volatile plic_threshold* threshold_ptr = (plic_threshold*) (this_plic->base_addr + + PLIC_THRESHOLD_OFFSET + + (hart_id << PLIC_THRESHOLD_SHIFT_PER_TARGET)); + + *threshold_ptr = threshold; + +} + + +void PLIC_enable_interrupt (plic_instance_t * this_plic, plic_source source){ + + unsigned long hart_id = read_csr(mhartid); + volatile uint8_t * current_ptr = (volatile uint8_t *)(this_plic->base_addr + + PLIC_ENABLE_OFFSET + + (hart_id << PLIC_ENABLE_SHIFT_PER_TARGET) + + (source >> 3)); + uint8_t current = *current_ptr; + current = current | ( 1 << (source & 0x7)); + *current_ptr = current; + +} + +void PLIC_disable_interrupt (plic_instance_t * this_plic, plic_source source){ + + unsigned long hart_id = read_csr(mhartid); + volatile uint8_t * current_ptr = (volatile uint8_t *) (this_plic->base_addr + + PLIC_ENABLE_OFFSET + + (hart_id << PLIC_ENABLE_SHIFT_PER_TARGET) + + (source >> 3)); + uint8_t current = *current_ptr; + current = current & ~(( 1 << (source & 0x7))); + *current_ptr = current; + +} + +void PLIC_set_priority (plic_instance_t * this_plic, plic_source source, plic_priority priority){ + + if (this_plic->num_priorities > 0) { + volatile plic_priority * priority_ptr = (volatile plic_priority *) + (this_plic->base_addr + + PLIC_PRIORITY_OFFSET + + (source << PLIC_PRIORITY_SHIFT_PER_SOURCE)); + *priority_ptr = priority; + } +} + +plic_source PLIC_claim_interrupt(plic_instance_t * this_plic){ + + unsigned long hart_id = read_csr(mhartid); + + volatile plic_source * claim_addr = (volatile plic_source * ) + (this_plic->base_addr + + PLIC_CLAIM_OFFSET + + (hart_id << PLIC_CLAIM_SHIFT_PER_TARGET)); + + return *claim_addr; + +} + +void PLIC_complete_interrupt(plic_instance_t * this_plic, plic_source source){ + + unsigned long hart_id = read_csr(mhartid); + volatile plic_source * claim_addr = (volatile plic_source *) (this_plic->base_addr + + PLIC_CLAIM_OFFSET + + (hart_id << PLIC_CLAIM_SHIFT_PER_TARGET)); + *claim_addr = source; + +} + diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/drivers/plic/plic_driver.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/drivers/plic/plic_driver.h new file mode 100644 index 000000000..8ce8e5131 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/drivers/plic/plic_driver.h @@ -0,0 +1,51 @@ +// See LICENSE file for licence details + +#ifndef PLIC_DRIVER_H +#define PLIC_DRIVER_H + + +__BEGIN_DECLS + +#include "platform.h" + +typedef struct __plic_instance_t +{ + uintptr_t base_addr; + + uint32_t num_sources; + uint32_t num_priorities; + +} plic_instance_t; + +typedef uint32_t plic_source; +typedef uint32_t plic_priority; +typedef uint32_t plic_threshold; + +void PLIC_init ( + plic_instance_t * this_plic, + uintptr_t base_addr, + uint32_t num_sources, + uint32_t num_priorities + ); + +void PLIC_set_threshold (plic_instance_t * this_plic, + plic_threshold threshold); + +void PLIC_enable_interrupt (plic_instance_t * this_plic, + plic_source source); + +void PLIC_disable_interrupt (plic_instance_t * this_plic, + plic_source source); + +void PLIC_set_priority (plic_instance_t * this_plic, + plic_source source, + plic_priority priority); + +plic_source PLIC_claim_interrupt(plic_instance_t * this_plic); + +void PLIC_complete_interrupt(plic_instance_t * this_plic, + plic_source source); + +__END_DECLS + +#endif diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/encoding.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/encoding.h new file mode 100644 index 000000000..417e75169 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/encoding.h @@ -0,0 +1,1313 @@ +// See LICENSE for license details. + +#ifndef RISCV_CSR_ENCODING_H +#define RISCV_CSR_ENCODING_H + +#define MSTATUS_UIE 0x00000001 +#define MSTATUS_SIE 0x00000002 +#define MSTATUS_HIE 0x00000004 +#define MSTATUS_MIE 0x00000008 +#define MSTATUS_UPIE 0x00000010 +#define MSTATUS_SPIE 0x00000020 +#define MSTATUS_HPIE 0x00000040 +#define MSTATUS_MPIE 0x00000080 +#define MSTATUS_SPP 0x00000100 +#define MSTATUS_HPP 0x00000600 +#define MSTATUS_MPP 0x00001800 +#define MSTATUS_FS 0x00006000 +#define MSTATUS_XS 0x00018000 +#define MSTATUS_MPRV 0x00020000 +#define MSTATUS_PUM 0x00040000 +#define MSTATUS_MXR 0x00080000 +#define MSTATUS_VM 0x1F000000 +#define MSTATUS32_SD 0x80000000 +#define MSTATUS64_SD 0x8000000000000000 + +#define SSTATUS_UIE 0x00000001 +#define SSTATUS_SIE 0x00000002 +#define SSTATUS_UPIE 0x00000010 +#define SSTATUS_SPIE 0x00000020 +#define SSTATUS_SPP 0x00000100 +#define SSTATUS_FS 0x00006000 +#define SSTATUS_XS 0x00018000 +#define SSTATUS_PUM 0x00040000 +#define SSTATUS32_SD 0x80000000 +#define SSTATUS64_SD 0x8000000000000000 + +#define DCSR_XDEBUGVER (3U<<30) +#define DCSR_NDRESET (1<<29) +#define DCSR_FULLRESET (1<<28) +#define DCSR_EBREAKM (1<<15) +#define DCSR_EBREAKH (1<<14) +#define DCSR_EBREAKS (1<<13) +#define DCSR_EBREAKU (1<<12) +#define DCSR_STOPCYCLE (1<<10) +#define DCSR_STOPTIME (1<<9) +#define DCSR_CAUSE (7<<6) +#define DCSR_DEBUGINT (1<<5) +#define DCSR_HALT (1<<3) +#define DCSR_STEP (1<<2) +#define DCSR_PRV (3<<0) + +#define DCSR_CAUSE_NONE 0 +#define DCSR_CAUSE_SWBP 1 +#define DCSR_CAUSE_HWBP 2 +#define DCSR_CAUSE_DEBUGINT 3 +#define DCSR_CAUSE_STEP 4 +#define DCSR_CAUSE_HALT 5 + +#define MCONTROL_TYPE(xlen) (0xfULL<<((xlen)-4)) +#define MCONTROL_DMODE(xlen) (1ULL<<((xlen)-5)) +#define MCONTROL_MASKMAX(xlen) (0x3fULL<<((xlen)-11)) + +#define MCONTROL_SELECT (1<<19) +#define MCONTROL_TIMING (1<<18) +#define MCONTROL_ACTION (0x3f<<12) +#define MCONTROL_CHAIN (1<<11) +#define MCONTROL_MATCH (0xf<<7) +#define MCONTROL_M (1<<6) +#define MCONTROL_H (1<<5) +#define MCONTROL_S (1<<4) +#define MCONTROL_U (1<<3) +#define MCONTROL_EXECUTE (1<<2) +#define MCONTROL_STORE (1<<1) +#define MCONTROL_LOAD (1<<0) + +#define MCONTROL_TYPE_NONE 0 +#define MCONTROL_TYPE_MATCH 2 + +#define MCONTROL_ACTION_DEBUG_EXCEPTION 0 +#define MCONTROL_ACTION_DEBUG_MODE 1 +#define MCONTROL_ACTION_TRACE_START 2 +#define MCONTROL_ACTION_TRACE_STOP 3 +#define MCONTROL_ACTION_TRACE_EMIT 4 + +#define MCONTROL_MATCH_EQUAL 0 +#define MCONTROL_MATCH_NAPOT 1 +#define MCONTROL_MATCH_GE 2 +#define MCONTROL_MATCH_LT 3 +#define MCONTROL_MATCH_MASK_LOW 4 +#define MCONTROL_MATCH_MASK_HIGH 5 + +#define MIP_SSIP (1 << IRQ_S_SOFT) +#define MIP_HSIP (1 << IRQ_H_SOFT) +#define MIP_MSIP (1 << IRQ_M_SOFT) +#define MIP_STIP (1 << IRQ_S_TIMER) +#define MIP_HTIP (1 << IRQ_H_TIMER) +#define MIP_MTIP (1 << IRQ_M_TIMER) +#define MIP_SEIP (1 << IRQ_S_EXT) +#define MIP_HEIP (1 << IRQ_H_EXT) +#define MIP_MEIP (1 << IRQ_M_EXT) + +#define SIP_SSIP MIP_SSIP +#define SIP_STIP MIP_STIP + +#define PRV_U 0 +#define PRV_S 1 +#define PRV_H 2 +#define PRV_M 3 + +#define VM_MBARE 0 +#define VM_MBB 1 +#define VM_MBBID 2 +#define VM_SV32 8 +#define VM_SV39 9 +#define VM_SV48 10 + +#define IRQ_S_SOFT 1 +#define IRQ_H_SOFT 2 +#define IRQ_M_SOFT 3 +#define IRQ_S_TIMER 5 +#define IRQ_H_TIMER 6 +#define IRQ_M_TIMER 7 +#define IRQ_S_EXT 9 +#define IRQ_H_EXT 10 +#define IRQ_M_EXT 11 +#define IRQ_COP 12 +#define IRQ_HOST 13 + +#define DEFAULT_RSTVEC 0x00001000 +#define DEFAULT_NMIVEC 0x00001004 +#define DEFAULT_MTVEC 0x00001010 +#define CONFIG_STRING_ADDR 0x0000100C +#define EXT_IO_BASE 0x40000000 +#define DRAM_BASE 0x80000000 + +// page table entry (PTE) fields +#define PTE_V 0x001 // Valid +#define PTE_R 0x002 // Read +#define PTE_W 0x004 // Write +#define PTE_X 0x008 // Execute +#define PTE_U 0x010 // User +#define PTE_G 0x020 // Global +#define PTE_A 0x040 // Accessed +#define PTE_D 0x080 // Dirty +#define PTE_SOFT 0x300 // Reserved for Software + +#define PTE_PPN_SHIFT 10 + +#define PTE_TABLE(PTE) (((PTE) & (PTE_V | PTE_R | PTE_W | PTE_X)) == PTE_V) + +#ifdef __riscv + +#ifdef __riscv64 +# define MSTATUS_SD MSTATUS64_SD +# define SSTATUS_SD SSTATUS64_SD +# define RISCV_PGLEVEL_BITS 9 +#else +# define MSTATUS_SD MSTATUS32_SD +# define SSTATUS_SD SSTATUS32_SD +# define RISCV_PGLEVEL_BITS 10 +#endif +#define RISCV_PGSHIFT 12 +#define RISCV_PGSIZE (1 << RISCV_PGSHIFT) + +#ifndef __ASSEMBLER__ + +#ifdef __GNUC__ + +#define read_csr(reg) ({ unsigned long __tmp; \ + asm volatile ("csrr %0, " #reg : "=r"(__tmp)); \ + __tmp; }) + +#define write_csr(reg, val) ({ \ + if (__builtin_constant_p(val) && (unsigned long)(val) < 32) \ + asm volatile ("csrw " #reg ", %0" :: "i"(val)); \ + else \ + asm volatile ("csrw " #reg ", %0" :: "r"(val)); }) + +#define swap_csr(reg, val) ({ unsigned long __tmp; \ + if (__builtin_constant_p(val) && (unsigned long)(val) < 32) \ + asm volatile ("csrrw %0, " #reg ", %1" : "=r"(__tmp) : "i"(val)); \ + else \ + asm volatile ("csrrw %0, " #reg ", %1" : "=r"(__tmp) : "r"(val)); \ + __tmp; }) + +#define set_csr(reg, bit) ({ unsigned long __tmp; \ + if (__builtin_constant_p(bit) && (unsigned long)(bit) < 32) \ + asm volatile ("csrrs %0, " #reg ", %1" : "=r"(__tmp) : "i"(bit)); \ + else \ + asm volatile ("csrrs %0, " #reg ", %1" : "=r"(__tmp) : "r"(bit)); \ + __tmp; }) + +#define clear_csr(reg, bit) ({ unsigned long __tmp; \ + if (__builtin_constant_p(bit) && (unsigned long)(bit) < 32) \ + asm volatile ("csrrc %0, " #reg ", %1" : "=r"(__tmp) : "i"(bit)); \ + else \ + asm volatile ("csrrc %0, " #reg ", %1" : "=r"(__tmp) : "r"(bit)); \ + __tmp; }) + +#define rdtime() read_csr(time) +#define rdcycle() read_csr(cycle) +#define rdinstret() read_csr(instret) + +#endif + +#endif + +#endif + +#endif +/* Automatically generated by parse-opcodes */ +#ifndef RISCV_ENCODING_H +#define RISCV_ENCODING_H +#define MATCH_BEQ 0x63 +#define MASK_BEQ 0x707f +#define MATCH_BNE 0x1063 +#define MASK_BNE 0x707f +#define MATCH_BLT 0x4063 +#define MASK_BLT 0x707f +#define MATCH_BGE 0x5063 +#define MASK_BGE 0x707f +#define MATCH_BLTU 0x6063 +#define MASK_BLTU 0x707f +#define MATCH_BGEU 0x7063 +#define MASK_BGEU 0x707f +#define MATCH_JALR 0x67 +#define MASK_JALR 0x707f +#define MATCH_JAL 0x6f +#define MASK_JAL 0x7f +#define MATCH_LUI 0x37 +#define MASK_LUI 0x7f +#define MATCH_AUIPC 0x17 +#define MASK_AUIPC 0x7f +#define MATCH_ADDI 0x13 +#define MASK_ADDI 0x707f +#define MATCH_SLLI 0x1013 +#define MASK_SLLI 0xfc00707f +#define MATCH_SLTI 0x2013 +#define MASK_SLTI 0x707f +#define MATCH_SLTIU 0x3013 +#define MASK_SLTIU 0x707f +#define MATCH_XORI 0x4013 +#define MASK_XORI 0x707f +#define MATCH_SRLI 0x5013 +#define MASK_SRLI 0xfc00707f +#define MATCH_SRAI 0x40005013 +#define MASK_SRAI 0xfc00707f +#define MATCH_ORI 0x6013 +#define MASK_ORI 0x707f +#define MATCH_ANDI 0x7013 +#define MASK_ANDI 0x707f +#define MATCH_ADD 0x33 +#define MASK_ADD 0xfe00707f +#define MATCH_SUB 0x40000033 +#define MASK_SUB 0xfe00707f +#define MATCH_SLL 0x1033 +#define MASK_SLL 0xfe00707f +#define MATCH_SLT 0x2033 +#define MASK_SLT 0xfe00707f +#define MATCH_SLTU 0x3033 +#define MASK_SLTU 0xfe00707f +#define MATCH_XOR 0x4033 +#define MASK_XOR 0xfe00707f +#define MATCH_SRL 0x5033 +#define MASK_SRL 0xfe00707f +#define MATCH_SRA 0x40005033 +#define MASK_SRA 0xfe00707f +#define MATCH_OR 0x6033 +#define MASK_OR 0xfe00707f +#define MATCH_AND 0x7033 +#define MASK_AND 0xfe00707f +#define MATCH_ADDIW 0x1b +#define MASK_ADDIW 0x707f +#define MATCH_SLLIW 0x101b +#define MASK_SLLIW 0xfe00707f +#define MATCH_SRLIW 0x501b +#define MASK_SRLIW 0xfe00707f +#define MATCH_SRAIW 0x4000501b +#define MASK_SRAIW 0xfe00707f +#define MATCH_ADDW 0x3b +#define MASK_ADDW 0xfe00707f +#define MATCH_SUBW 0x4000003b +#define MASK_SUBW 0xfe00707f +#define MATCH_SLLW 0x103b +#define MASK_SLLW 0xfe00707f +#define MATCH_SRLW 0x503b +#define MASK_SRLW 0xfe00707f +#define MATCH_SRAW 0x4000503b +#define MASK_SRAW 0xfe00707f +#define MATCH_LB 0x3 +#define MASK_LB 0x707f +#define MATCH_LH 0x1003 +#define MASK_LH 0x707f +#define MATCH_LW 0x2003 +#define MASK_LW 0x707f +#define MATCH_LD 0x3003 +#define MASK_LD 0x707f +#define MATCH_LBU 0x4003 +#define MASK_LBU 0x707f +#define MATCH_LHU 0x5003 +#define MASK_LHU 0x707f +#define MATCH_LWU 0x6003 +#define MASK_LWU 0x707f +#define MATCH_SB 0x23 +#define MASK_SB 0x707f +#define MATCH_SH 0x1023 +#define MASK_SH 0x707f +#define MATCH_SW 0x2023 +#define MASK_SW 0x707f +#define MATCH_SD 0x3023 +#define MASK_SD 0x707f +#define MATCH_FENCE 0xf +#define MASK_FENCE 0x707f +#define MATCH_FENCE_I 0x100f +#define MASK_FENCE_I 0x707f +#define MATCH_MUL 0x2000033 +#define MASK_MUL 0xfe00707f +#define MATCH_MULH 0x2001033 +#define MASK_MULH 0xfe00707f +#define MATCH_MULHSU 0x2002033 +#define MASK_MULHSU 0xfe00707f +#define MATCH_MULHU 0x2003033 +#define MASK_MULHU 0xfe00707f +#define MATCH_DIV 0x2004033 +#define MASK_DIV 0xfe00707f +#define MATCH_DIVU 0x2005033 +#define MASK_DIVU 0xfe00707f +#define MATCH_REM 0x2006033 +#define MASK_REM 0xfe00707f +#define MATCH_REMU 0x2007033 +#define MASK_REMU 0xfe00707f +#define MATCH_MULW 0x200003b +#define MASK_MULW 0xfe00707f +#define MATCH_DIVW 0x200403b +#define MASK_DIVW 0xfe00707f +#define MATCH_DIVUW 0x200503b +#define MASK_DIVUW 0xfe00707f +#define MATCH_REMW 0x200603b +#define MASK_REMW 0xfe00707f +#define MATCH_REMUW 0x200703b +#define MASK_REMUW 0xfe00707f +#define MATCH_AMOADD_W 0x202f +#define MASK_AMOADD_W 0xf800707f +#define MATCH_AMOXOR_W 0x2000202f +#define MASK_AMOXOR_W 0xf800707f +#define MATCH_AMOOR_W 0x4000202f +#define MASK_AMOOR_W 0xf800707f +#define MATCH_AMOAND_W 0x6000202f +#define MASK_AMOAND_W 0xf800707f +#define MATCH_AMOMIN_W 0x8000202f +#define MASK_AMOMIN_W 0xf800707f +#define MATCH_AMOMAX_W 0xa000202f +#define MASK_AMOMAX_W 0xf800707f +#define MATCH_AMOMINU_W 0xc000202f +#define MASK_AMOMINU_W 0xf800707f +#define MATCH_AMOMAXU_W 0xe000202f +#define MASK_AMOMAXU_W 0xf800707f +#define MATCH_AMOSWAP_W 0x800202f +#define MASK_AMOSWAP_W 0xf800707f +#define MATCH_LR_W 0x1000202f +#define MASK_LR_W 0xf9f0707f +#define MATCH_SC_W 0x1800202f +#define MASK_SC_W 0xf800707f +#define MATCH_AMOADD_D 0x302f +#define MASK_AMOADD_D 0xf800707f +#define MATCH_AMOXOR_D 0x2000302f +#define MASK_AMOXOR_D 0xf800707f +#define MATCH_AMOOR_D 0x4000302f +#define MASK_AMOOR_D 0xf800707f +#define MATCH_AMOAND_D 0x6000302f +#define MASK_AMOAND_D 0xf800707f +#define MATCH_AMOMIN_D 0x8000302f +#define MASK_AMOMIN_D 0xf800707f +#define MATCH_AMOMAX_D 0xa000302f +#define MASK_AMOMAX_D 0xf800707f +#define MATCH_AMOMINU_D 0xc000302f +#define MASK_AMOMINU_D 0xf800707f +#define MATCH_AMOMAXU_D 0xe000302f +#define MASK_AMOMAXU_D 0xf800707f +#define MATCH_AMOSWAP_D 0x800302f +#define MASK_AMOSWAP_D 0xf800707f +#define MATCH_LR_D 0x1000302f +#define MASK_LR_D 0xf9f0707f +#define MATCH_SC_D 0x1800302f +#define MASK_SC_D 0xf800707f +#define MATCH_ECALL 0x73 +#define MASK_ECALL 0xffffffff +#define MATCH_EBREAK 0x100073 +#define MASK_EBREAK 0xffffffff +#define MATCH_URET 0x200073 +#define MASK_URET 0xffffffff +#define MATCH_SRET 0x10200073 +#define MASK_SRET 0xffffffff +#define MATCH_HRET 0x20200073 +#define MASK_HRET 0xffffffff +#define MATCH_MRET 0x30200073 +#define MASK_MRET 0xffffffff +#define MATCH_DRET 0x7b200073 +#define MASK_DRET 0xffffffff +#define MATCH_SFENCE_VM 0x10400073 +#define MASK_SFENCE_VM 0xfff07fff +#define MATCH_WFI 0x10500073 +#define MASK_WFI 0xffffffff +#define MATCH_CSRRW 0x1073 +#define MASK_CSRRW 0x707f +#define MATCH_CSRRS 0x2073 +#define MASK_CSRRS 0x707f +#define MATCH_CSRRC 0x3073 +#define MASK_CSRRC 0x707f +#define MATCH_CSRRWI 0x5073 +#define MASK_CSRRWI 0x707f +#define MATCH_CSRRSI 0x6073 +#define MASK_CSRRSI 0x707f +#define MATCH_CSRRCI 0x7073 +#define MASK_CSRRCI 0x707f +#define MATCH_FADD_S 0x53 +#define MASK_FADD_S 0xfe00007f +#define MATCH_FSUB_S 0x8000053 +#define MASK_FSUB_S 0xfe00007f +#define MATCH_FMUL_S 0x10000053 +#define MASK_FMUL_S 0xfe00007f +#define MATCH_FDIV_S 0x18000053 +#define MASK_FDIV_S 0xfe00007f +#define MATCH_FSGNJ_S 0x20000053 +#define MASK_FSGNJ_S 0xfe00707f +#define MATCH_FSGNJN_S 0x20001053 +#define MASK_FSGNJN_S 0xfe00707f +#define MATCH_FSGNJX_S 0x20002053 +#define MASK_FSGNJX_S 0xfe00707f +#define MATCH_FMIN_S 0x28000053 +#define MASK_FMIN_S 0xfe00707f +#define MATCH_FMAX_S 0x28001053 +#define MASK_FMAX_S 0xfe00707f +#define MATCH_FSQRT_S 0x58000053 +#define MASK_FSQRT_S 0xfff0007f +#define MATCH_FADD_D 0x2000053 +#define MASK_FADD_D 0xfe00007f +#define MATCH_FSUB_D 0xa000053 +#define MASK_FSUB_D 0xfe00007f +#define MATCH_FMUL_D 0x12000053 +#define MASK_FMUL_D 0xfe00007f +#define MATCH_FDIV_D 0x1a000053 +#define MASK_FDIV_D 0xfe00007f +#define MATCH_FSGNJ_D 0x22000053 +#define MASK_FSGNJ_D 0xfe00707f +#define MATCH_FSGNJN_D 0x22001053 +#define MASK_FSGNJN_D 0xfe00707f +#define MATCH_FSGNJX_D 0x22002053 +#define MASK_FSGNJX_D 0xfe00707f +#define MATCH_FMIN_D 0x2a000053 +#define MASK_FMIN_D 0xfe00707f +#define MATCH_FMAX_D 0x2a001053 +#define MASK_FMAX_D 0xfe00707f +#define MATCH_FCVT_S_D 0x40100053 +#define MASK_FCVT_S_D 0xfff0007f +#define MATCH_FCVT_D_S 0x42000053 +#define MASK_FCVT_D_S 0xfff0007f +#define MATCH_FSQRT_D 0x5a000053 +#define MASK_FSQRT_D 0xfff0007f +#define MATCH_FLE_S 0xa0000053 +#define MASK_FLE_S 0xfe00707f +#define MATCH_FLT_S 0xa0001053 +#define MASK_FLT_S 0xfe00707f +#define MATCH_FEQ_S 0xa0002053 +#define MASK_FEQ_S 0xfe00707f +#define MATCH_FLE_D 0xa2000053 +#define MASK_FLE_D 0xfe00707f +#define MATCH_FLT_D 0xa2001053 +#define MASK_FLT_D 0xfe00707f +#define MATCH_FEQ_D 0xa2002053 +#define MASK_FEQ_D 0xfe00707f +#define MATCH_FCVT_W_S 0xc0000053 +#define MASK_FCVT_W_S 0xfff0007f +#define MATCH_FCVT_WU_S 0xc0100053 +#define MASK_FCVT_WU_S 0xfff0007f +#define MATCH_FCVT_L_S 0xc0200053 +#define MASK_FCVT_L_S 0xfff0007f +#define MATCH_FCVT_LU_S 0xc0300053 +#define MASK_FCVT_LU_S 0xfff0007f +#define MATCH_FMV_X_S 0xe0000053 +#define MASK_FMV_X_S 0xfff0707f +#define MATCH_FCLASS_S 0xe0001053 +#define MASK_FCLASS_S 0xfff0707f +#define MATCH_FCVT_W_D 0xc2000053 +#define MASK_FCVT_W_D 0xfff0007f +#define MATCH_FCVT_WU_D 0xc2100053 +#define MASK_FCVT_WU_D 0xfff0007f +#define MATCH_FCVT_L_D 0xc2200053 +#define MASK_FCVT_L_D 0xfff0007f +#define MATCH_FCVT_LU_D 0xc2300053 +#define MASK_FCVT_LU_D 0xfff0007f +#define MATCH_FMV_X_D 0xe2000053 +#define MASK_FMV_X_D 0xfff0707f +#define MATCH_FCLASS_D 0xe2001053 +#define MASK_FCLASS_D 0xfff0707f +#define MATCH_FCVT_S_W 0xd0000053 +#define MASK_FCVT_S_W 0xfff0007f +#define MATCH_FCVT_S_WU 0xd0100053 +#define MASK_FCVT_S_WU 0xfff0007f +#define MATCH_FCVT_S_L 0xd0200053 +#define MASK_FCVT_S_L 0xfff0007f +#define MATCH_FCVT_S_LU 0xd0300053 +#define MASK_FCVT_S_LU 0xfff0007f +#define MATCH_FMV_S_X 0xf0000053 +#define MASK_FMV_S_X 0xfff0707f +#define MATCH_FCVT_D_W 0xd2000053 +#define MASK_FCVT_D_W 0xfff0007f +#define MATCH_FCVT_D_WU 0xd2100053 +#define MASK_FCVT_D_WU 0xfff0007f +#define MATCH_FCVT_D_L 0xd2200053 +#define MASK_FCVT_D_L 0xfff0007f +#define MATCH_FCVT_D_LU 0xd2300053 +#define MASK_FCVT_D_LU 0xfff0007f +#define MATCH_FMV_D_X 0xf2000053 +#define MASK_FMV_D_X 0xfff0707f +#define MATCH_FLW 0x2007 +#define MASK_FLW 0x707f +#define MATCH_FLD 0x3007 +#define MASK_FLD 0x707f +#define MATCH_FSW 0x2027 +#define MASK_FSW 0x707f +#define MATCH_FSD 0x3027 +#define MASK_FSD 0x707f +#define MATCH_FMADD_S 0x43 +#define MASK_FMADD_S 0x600007f +#define MATCH_FMSUB_S 0x47 +#define MASK_FMSUB_S 0x600007f +#define MATCH_FNMSUB_S 0x4b +#define MASK_FNMSUB_S 0x600007f +#define MATCH_FNMADD_S 0x4f +#define MASK_FNMADD_S 0x600007f +#define MATCH_FMADD_D 0x2000043 +#define MASK_FMADD_D 0x600007f +#define MATCH_FMSUB_D 0x2000047 +#define MASK_FMSUB_D 0x600007f +#define MATCH_FNMSUB_D 0x200004b +#define MASK_FNMSUB_D 0x600007f +#define MATCH_FNMADD_D 0x200004f +#define MASK_FNMADD_D 0x600007f +#define MATCH_C_NOP 0x1 +#define MASK_C_NOP 0xffff +#define MATCH_C_ADDI16SP 0x6101 +#define MASK_C_ADDI16SP 0xef83 +#define MATCH_C_JR 0x8002 +#define MASK_C_JR 0xf07f +#define MATCH_C_JALR 0x9002 +#define MASK_C_JALR 0xf07f +#define MATCH_C_EBREAK 0x9002 +#define MASK_C_EBREAK 0xffff +#define MATCH_C_LD 0x6000 +#define MASK_C_LD 0xe003 +#define MATCH_C_SD 0xe000 +#define MASK_C_SD 0xe003 +#define MATCH_C_ADDIW 0x2001 +#define MASK_C_ADDIW 0xe003 +#define MATCH_C_LDSP 0x6002 +#define MASK_C_LDSP 0xe003 +#define MATCH_C_SDSP 0xe002 +#define MASK_C_SDSP 0xe003 +#define MATCH_C_ADDI4SPN 0x0 +#define MASK_C_ADDI4SPN 0xe003 +#define MATCH_C_FLD 0x2000 +#define MASK_C_FLD 0xe003 +#define MATCH_C_LW 0x4000 +#define MASK_C_LW 0xe003 +#define MATCH_C_FLW 0x6000 +#define MASK_C_FLW 0xe003 +#define MATCH_C_FSD 0xa000 +#define MASK_C_FSD 0xe003 +#define MATCH_C_SW 0xc000 +#define MASK_C_SW 0xe003 +#define MATCH_C_FSW 0xe000 +#define MASK_C_FSW 0xe003 +#define MATCH_C_ADDI 0x1 +#define MASK_C_ADDI 0xe003 +#define MATCH_C_JAL 0x2001 +#define MASK_C_JAL 0xe003 +#define MATCH_C_LI 0x4001 +#define MASK_C_LI 0xe003 +#define MATCH_C_LUI 0x6001 +#define MASK_C_LUI 0xe003 +#define MATCH_C_SRLI 0x8001 +#define MASK_C_SRLI 0xec03 +#define MATCH_C_SRAI 0x8401 +#define MASK_C_SRAI 0xec03 +#define MATCH_C_ANDI 0x8801 +#define MASK_C_ANDI 0xec03 +#define MATCH_C_SUB 0x8c01 +#define MASK_C_SUB 0xfc63 +#define MATCH_C_XOR 0x8c21 +#define MASK_C_XOR 0xfc63 +#define MATCH_C_OR 0x8c41 +#define MASK_C_OR 0xfc63 +#define MATCH_C_AND 0x8c61 +#define MASK_C_AND 0xfc63 +#define MATCH_C_SUBW 0x9c01 +#define MASK_C_SUBW 0xfc63 +#define MATCH_C_ADDW 0x9c21 +#define MASK_C_ADDW 0xfc63 +#define MATCH_C_J 0xa001 +#define MASK_C_J 0xe003 +#define MATCH_C_BEQZ 0xc001 +#define MASK_C_BEQZ 0xe003 +#define MATCH_C_BNEZ 0xe001 +#define MASK_C_BNEZ 0xe003 +#define MATCH_C_SLLI 0x2 +#define MASK_C_SLLI 0xe003 +#define MATCH_C_FLDSP 0x2002 +#define MASK_C_FLDSP 0xe003 +#define MATCH_C_LWSP 0x4002 +#define MASK_C_LWSP 0xe003 +#define MATCH_C_FLWSP 0x6002 +#define MASK_C_FLWSP 0xe003 +#define MATCH_C_MV 0x8002 +#define MASK_C_MV 0xf003 +#define MATCH_C_ADD 0x9002 +#define MASK_C_ADD 0xf003 +#define MATCH_C_FSDSP 0xa002 +#define MASK_C_FSDSP 0xe003 +#define MATCH_C_SWSP 0xc002 +#define MASK_C_SWSP 0xe003 +#define MATCH_C_FSWSP 0xe002 +#define MASK_C_FSWSP 0xe003 +#define MATCH_CUSTOM0 0xb +#define MASK_CUSTOM0 0x707f +#define MATCH_CUSTOM0_RS1 0x200b +#define MASK_CUSTOM0_RS1 0x707f +#define MATCH_CUSTOM0_RS1_RS2 0x300b +#define MASK_CUSTOM0_RS1_RS2 0x707f +#define MATCH_CUSTOM0_RD 0x400b +#define MASK_CUSTOM0_RD 0x707f +#define MATCH_CUSTOM0_RD_RS1 0x600b +#define MASK_CUSTOM0_RD_RS1 0x707f +#define MATCH_CUSTOM0_RD_RS1_RS2 0x700b +#define MASK_CUSTOM0_RD_RS1_RS2 0x707f +#define MATCH_CUSTOM1 0x2b +#define MASK_CUSTOM1 0x707f +#define MATCH_CUSTOM1_RS1 0x202b +#define MASK_CUSTOM1_RS1 0x707f +#define MATCH_CUSTOM1_RS1_RS2 0x302b +#define MASK_CUSTOM1_RS1_RS2 0x707f +#define MATCH_CUSTOM1_RD 0x402b +#define MASK_CUSTOM1_RD 0x707f +#define MATCH_CUSTOM1_RD_RS1 0x602b +#define MASK_CUSTOM1_RD_RS1 0x707f +#define MATCH_CUSTOM1_RD_RS1_RS2 0x702b +#define MASK_CUSTOM1_RD_RS1_RS2 0x707f +#define MATCH_CUSTOM2 0x5b +#define MASK_CUSTOM2 0x707f +#define MATCH_CUSTOM2_RS1 0x205b +#define MASK_CUSTOM2_RS1 0x707f +#define MATCH_CUSTOM2_RS1_RS2 0x305b +#define MASK_CUSTOM2_RS1_RS2 0x707f +#define MATCH_CUSTOM2_RD 0x405b +#define MASK_CUSTOM2_RD 0x707f +#define MATCH_CUSTOM2_RD_RS1 0x605b +#define MASK_CUSTOM2_RD_RS1 0x707f +#define MATCH_CUSTOM2_RD_RS1_RS2 0x705b +#define MASK_CUSTOM2_RD_RS1_RS2 0x707f +#define MATCH_CUSTOM3 0x7b +#define MASK_CUSTOM3 0x707f +#define MATCH_CUSTOM3_RS1 0x207b +#define MASK_CUSTOM3_RS1 0x707f +#define MATCH_CUSTOM3_RS1_RS2 0x307b +#define MASK_CUSTOM3_RS1_RS2 0x707f +#define MATCH_CUSTOM3_RD 0x407b +#define MASK_CUSTOM3_RD 0x707f +#define MATCH_CUSTOM3_RD_RS1 0x607b +#define MASK_CUSTOM3_RD_RS1 0x707f +#define MATCH_CUSTOM3_RD_RS1_RS2 0x707b +#define MASK_CUSTOM3_RD_RS1_RS2 0x707f +#define CSR_FFLAGS 0x1 +#define CSR_FRM 0x2 +#define CSR_FCSR 0x3 +#define CSR_CYCLE 0xc00 +#define CSR_TIME 0xc01 +#define CSR_INSTRET 0xc02 +#define CSR_HPMCOUNTER3 0xc03 +#define CSR_HPMCOUNTER4 0xc04 +#define CSR_HPMCOUNTER5 0xc05 +#define CSR_HPMCOUNTER6 0xc06 +#define CSR_HPMCOUNTER7 0xc07 +#define CSR_HPMCOUNTER8 0xc08 +#define CSR_HPMCOUNTER9 0xc09 +#define CSR_HPMCOUNTER10 0xc0a +#define CSR_HPMCOUNTER11 0xc0b +#define CSR_HPMCOUNTER12 0xc0c +#define CSR_HPMCOUNTER13 0xc0d +#define CSR_HPMCOUNTER14 0xc0e +#define CSR_HPMCOUNTER15 0xc0f +#define CSR_HPMCOUNTER16 0xc10 +#define CSR_HPMCOUNTER17 0xc11 +#define CSR_HPMCOUNTER18 0xc12 +#define CSR_HPMCOUNTER19 0xc13 +#define CSR_HPMCOUNTER20 0xc14 +#define CSR_HPMCOUNTER21 0xc15 +#define CSR_HPMCOUNTER22 0xc16 +#define CSR_HPMCOUNTER23 0xc17 +#define CSR_HPMCOUNTER24 0xc18 +#define CSR_HPMCOUNTER25 0xc19 +#define CSR_HPMCOUNTER26 0xc1a +#define CSR_HPMCOUNTER27 0xc1b +#define CSR_HPMCOUNTER28 0xc1c +#define CSR_HPMCOUNTER29 0xc1d +#define CSR_HPMCOUNTER30 0xc1e +#define CSR_HPMCOUNTER31 0xc1f +#define CSR_SSTATUS 0x100 +#define CSR_SIE 0x104 +#define CSR_STVEC 0x105 +#define CSR_SSCRATCH 0x140 +#define CSR_SEPC 0x141 +#define CSR_SCAUSE 0x142 +#define CSR_SBADADDR 0x143 +#define CSR_SIP 0x144 +#define CSR_SPTBR 0x180 +#define CSR_MSTATUS 0x300 +#define CSR_MISA 0x301 +#define CSR_MEDELEG 0x302 +#define CSR_MIDELEG 0x303 +#define CSR_MIE 0x304 +#define CSR_MTVEC 0x305 +#define CSR_MSCRATCH 0x340 +#define CSR_MEPC 0x341 +#define CSR_MCAUSE 0x342 +#define CSR_MBADADDR 0x343 +#define CSR_MIP 0x344 +#define CSR_TSELECT 0x7a0 +#define CSR_TDATA1 0x7a1 +#define CSR_TDATA2 0x7a2 +#define CSR_TDATA3 0x7a3 +#define CSR_DCSR 0x7b0 +#define CSR_DPC 0x7b1 +#define CSR_DSCRATCH 0x7b2 +#define CSR_MCYCLE 0xb00 +#define CSR_MINSTRET 0xb02 +#define CSR_MHPMCOUNTER3 0xb03 +#define CSR_MHPMCOUNTER4 0xb04 +#define CSR_MHPMCOUNTER5 0xb05 +#define CSR_MHPMCOUNTER6 0xb06 +#define CSR_MHPMCOUNTER7 0xb07 +#define CSR_MHPMCOUNTER8 0xb08 +#define CSR_MHPMCOUNTER9 0xb09 +#define CSR_MHPMCOUNTER10 0xb0a +#define CSR_MHPMCOUNTER11 0xb0b +#define CSR_MHPMCOUNTER12 0xb0c +#define CSR_MHPMCOUNTER13 0xb0d +#define CSR_MHPMCOUNTER14 0xb0e +#define CSR_MHPMCOUNTER15 0xb0f +#define CSR_MHPMCOUNTER16 0xb10 +#define CSR_MHPMCOUNTER17 0xb11 +#define CSR_MHPMCOUNTER18 0xb12 +#define CSR_MHPMCOUNTER19 0xb13 +#define CSR_MHPMCOUNTER20 0xb14 +#define CSR_MHPMCOUNTER21 0xb15 +#define CSR_MHPMCOUNTER22 0xb16 +#define CSR_MHPMCOUNTER23 0xb17 +#define CSR_MHPMCOUNTER24 0xb18 +#define CSR_MHPMCOUNTER25 0xb19 +#define CSR_MHPMCOUNTER26 0xb1a +#define CSR_MHPMCOUNTER27 0xb1b +#define CSR_MHPMCOUNTER28 0xb1c +#define CSR_MHPMCOUNTER29 0xb1d +#define CSR_MHPMCOUNTER30 0xb1e +#define CSR_MHPMCOUNTER31 0xb1f +#define CSR_MUCOUNTEREN 0x320 +#define CSR_MSCOUNTEREN 0x321 +#define CSR_MHPMEVENT3 0x323 +#define CSR_MHPMEVENT4 0x324 +#define CSR_MHPMEVENT5 0x325 +#define CSR_MHPMEVENT6 0x326 +#define CSR_MHPMEVENT7 0x327 +#define CSR_MHPMEVENT8 0x328 +#define CSR_MHPMEVENT9 0x329 +#define CSR_MHPMEVENT10 0x32a +#define CSR_MHPMEVENT11 0x32b +#define CSR_MHPMEVENT12 0x32c +#define CSR_MHPMEVENT13 0x32d +#define CSR_MHPMEVENT14 0x32e +#define CSR_MHPMEVENT15 0x32f +#define CSR_MHPMEVENT16 0x330 +#define CSR_MHPMEVENT17 0x331 +#define CSR_MHPMEVENT18 0x332 +#define CSR_MHPMEVENT19 0x333 +#define CSR_MHPMEVENT20 0x334 +#define CSR_MHPMEVENT21 0x335 +#define CSR_MHPMEVENT22 0x336 +#define CSR_MHPMEVENT23 0x337 +#define CSR_MHPMEVENT24 0x338 +#define CSR_MHPMEVENT25 0x339 +#define CSR_MHPMEVENT26 0x33a +#define CSR_MHPMEVENT27 0x33b +#define CSR_MHPMEVENT28 0x33c +#define CSR_MHPMEVENT29 0x33d +#define CSR_MHPMEVENT30 0x33e +#define CSR_MHPMEVENT31 0x33f +#define CSR_MVENDORID 0xf11 +#define CSR_MARCHID 0xf12 +#define CSR_MIMPID 0xf13 +#define CSR_MHARTID 0xf14 +#define CSR_CYCLEH 0xc80 +#define CSR_TIMEH 0xc81 +#define CSR_INSTRETH 0xc82 +#define CSR_HPMCOUNTER3H 0xc83 +#define CSR_HPMCOUNTER4H 0xc84 +#define CSR_HPMCOUNTER5H 0xc85 +#define CSR_HPMCOUNTER6H 0xc86 +#define CSR_HPMCOUNTER7H 0xc87 +#define CSR_HPMCOUNTER8H 0xc88 +#define CSR_HPMCOUNTER9H 0xc89 +#define CSR_HPMCOUNTER10H 0xc8a +#define CSR_HPMCOUNTER11H 0xc8b +#define CSR_HPMCOUNTER12H 0xc8c +#define CSR_HPMCOUNTER13H 0xc8d +#define CSR_HPMCOUNTER14H 0xc8e +#define CSR_HPMCOUNTER15H 0xc8f +#define CSR_HPMCOUNTER16H 0xc90 +#define CSR_HPMCOUNTER17H 0xc91 +#define CSR_HPMCOUNTER18H 0xc92 +#define CSR_HPMCOUNTER19H 0xc93 +#define CSR_HPMCOUNTER20H 0xc94 +#define CSR_HPMCOUNTER21H 0xc95 +#define CSR_HPMCOUNTER22H 0xc96 +#define CSR_HPMCOUNTER23H 0xc97 +#define CSR_HPMCOUNTER24H 0xc98 +#define CSR_HPMCOUNTER25H 0xc99 +#define CSR_HPMCOUNTER26H 0xc9a +#define CSR_HPMCOUNTER27H 0xc9b +#define CSR_HPMCOUNTER28H 0xc9c +#define CSR_HPMCOUNTER29H 0xc9d +#define CSR_HPMCOUNTER30H 0xc9e +#define CSR_HPMCOUNTER31H 0xc9f +#define CSR_MCYCLEH 0xb80 +#define CSR_MINSTRETH 0xb82 +#define CSR_MHPMCOUNTER3H 0xb83 +#define CSR_MHPMCOUNTER4H 0xb84 +#define CSR_MHPMCOUNTER5H 0xb85 +#define CSR_MHPMCOUNTER6H 0xb86 +#define CSR_MHPMCOUNTER7H 0xb87 +#define CSR_MHPMCOUNTER8H 0xb88 +#define CSR_MHPMCOUNTER9H 0xb89 +#define CSR_MHPMCOUNTER10H 0xb8a +#define CSR_MHPMCOUNTER11H 0xb8b +#define CSR_MHPMCOUNTER12H 0xb8c +#define CSR_MHPMCOUNTER13H 0xb8d +#define CSR_MHPMCOUNTER14H 0xb8e +#define CSR_MHPMCOUNTER15H 0xb8f +#define CSR_MHPMCOUNTER16H 0xb90 +#define CSR_MHPMCOUNTER17H 0xb91 +#define CSR_MHPMCOUNTER18H 0xb92 +#define CSR_MHPMCOUNTER19H 0xb93 +#define CSR_MHPMCOUNTER20H 0xb94 +#define CSR_MHPMCOUNTER21H 0xb95 +#define CSR_MHPMCOUNTER22H 0xb96 +#define CSR_MHPMCOUNTER23H 0xb97 +#define CSR_MHPMCOUNTER24H 0xb98 +#define CSR_MHPMCOUNTER25H 0xb99 +#define CSR_MHPMCOUNTER26H 0xb9a +#define CSR_MHPMCOUNTER27H 0xb9b +#define CSR_MHPMCOUNTER28H 0xb9c +#define CSR_MHPMCOUNTER29H 0xb9d +#define CSR_MHPMCOUNTER30H 0xb9e +#define CSR_MHPMCOUNTER31H 0xb9f +#define CAUSE_MISALIGNED_FETCH 0x0 +#define CAUSE_FAULT_FETCH 0x1 +#define CAUSE_ILLEGAL_INSTRUCTION 0x2 +#define CAUSE_BREAKPOINT 0x3 +#define CAUSE_MISALIGNED_LOAD 0x4 +#define CAUSE_FAULT_LOAD 0x5 +#define CAUSE_MISALIGNED_STORE 0x6 +#define CAUSE_FAULT_STORE 0x7 +#define CAUSE_USER_ECALL 0x8 +#define CAUSE_SUPERVISOR_ECALL 0x9 +#define CAUSE_HYPERVISOR_ECALL 0xa +#define CAUSE_MACHINE_ECALL 0xb +#endif +#ifdef DECLARE_INSN +DECLARE_INSN(beq, MATCH_BEQ, MASK_BEQ) +DECLARE_INSN(bne, MATCH_BNE, MASK_BNE) +DECLARE_INSN(blt, MATCH_BLT, MASK_BLT) +DECLARE_INSN(bge, MATCH_BGE, MASK_BGE) +DECLARE_INSN(bltu, MATCH_BLTU, MASK_BLTU) +DECLARE_INSN(bgeu, MATCH_BGEU, MASK_BGEU) +DECLARE_INSN(jalr, MATCH_JALR, MASK_JALR) +DECLARE_INSN(jal, MATCH_JAL, MASK_JAL) +DECLARE_INSN(lui, MATCH_LUI, MASK_LUI) +DECLARE_INSN(auipc, MATCH_AUIPC, MASK_AUIPC) +DECLARE_INSN(addi, MATCH_ADDI, MASK_ADDI) +DECLARE_INSN(slli, MATCH_SLLI, MASK_SLLI) +DECLARE_INSN(slti, MATCH_SLTI, MASK_SLTI) +DECLARE_INSN(sltiu, MATCH_SLTIU, MASK_SLTIU) +DECLARE_INSN(xori, MATCH_XORI, MASK_XORI) +DECLARE_INSN(srli, MATCH_SRLI, MASK_SRLI) +DECLARE_INSN(srai, MATCH_SRAI, MASK_SRAI) +DECLARE_INSN(ori, MATCH_ORI, MASK_ORI) +DECLARE_INSN(andi, MATCH_ANDI, MASK_ANDI) +DECLARE_INSN(add, MATCH_ADD, MASK_ADD) +DECLARE_INSN(sub, MATCH_SUB, MASK_SUB) +DECLARE_INSN(sll, MATCH_SLL, MASK_SLL) +DECLARE_INSN(slt, MATCH_SLT, MASK_SLT) +DECLARE_INSN(sltu, MATCH_SLTU, MASK_SLTU) +DECLARE_INSN(xor, MATCH_XOR, MASK_XOR) +DECLARE_INSN(srl, MATCH_SRL, MASK_SRL) +DECLARE_INSN(sra, MATCH_SRA, MASK_SRA) +DECLARE_INSN(or, MATCH_OR, MASK_OR) +DECLARE_INSN(and, MATCH_AND, MASK_AND) +DECLARE_INSN(addiw, MATCH_ADDIW, MASK_ADDIW) +DECLARE_INSN(slliw, MATCH_SLLIW, MASK_SLLIW) +DECLARE_INSN(srliw, MATCH_SRLIW, MASK_SRLIW) +DECLARE_INSN(sraiw, MATCH_SRAIW, MASK_SRAIW) +DECLARE_INSN(addw, MATCH_ADDW, MASK_ADDW) +DECLARE_INSN(subw, MATCH_SUBW, MASK_SUBW) +DECLARE_INSN(sllw, MATCH_SLLW, MASK_SLLW) +DECLARE_INSN(srlw, MATCH_SRLW, MASK_SRLW) +DECLARE_INSN(sraw, MATCH_SRAW, MASK_SRAW) +DECLARE_INSN(lb, MATCH_LB, MASK_LB) +DECLARE_INSN(lh, MATCH_LH, MASK_LH) +DECLARE_INSN(lw, MATCH_LW, MASK_LW) +DECLARE_INSN(ld, MATCH_LD, MASK_LD) +DECLARE_INSN(lbu, MATCH_LBU, MASK_LBU) +DECLARE_INSN(lhu, MATCH_LHU, MASK_LHU) +DECLARE_INSN(lwu, MATCH_LWU, MASK_LWU) +DECLARE_INSN(sb, MATCH_SB, MASK_SB) +DECLARE_INSN(sh, MATCH_SH, MASK_SH) +DECLARE_INSN(sw, MATCH_SW, MASK_SW) +DECLARE_INSN(sd, MATCH_SD, MASK_SD) +DECLARE_INSN(fence, MATCH_FENCE, MASK_FENCE) +DECLARE_INSN(fence_i, MATCH_FENCE_I, MASK_FENCE_I) +DECLARE_INSN(mul, MATCH_MUL, MASK_MUL) +DECLARE_INSN(mulh, MATCH_MULH, MASK_MULH) +DECLARE_INSN(mulhsu, MATCH_MULHSU, MASK_MULHSU) +DECLARE_INSN(mulhu, MATCH_MULHU, MASK_MULHU) +DECLARE_INSN(div, MATCH_DIV, MASK_DIV) +DECLARE_INSN(divu, MATCH_DIVU, MASK_DIVU) +DECLARE_INSN(rem, MATCH_REM, MASK_REM) +DECLARE_INSN(remu, MATCH_REMU, MASK_REMU) +DECLARE_INSN(mulw, MATCH_MULW, MASK_MULW) +DECLARE_INSN(divw, MATCH_DIVW, MASK_DIVW) +DECLARE_INSN(divuw, MATCH_DIVUW, MASK_DIVUW) +DECLARE_INSN(remw, MATCH_REMW, MASK_REMW) +DECLARE_INSN(remuw, MATCH_REMUW, MASK_REMUW) +DECLARE_INSN(amoadd_w, MATCH_AMOADD_W, MASK_AMOADD_W) +DECLARE_INSN(amoxor_w, MATCH_AMOXOR_W, MASK_AMOXOR_W) +DECLARE_INSN(amoor_w, MATCH_AMOOR_W, MASK_AMOOR_W) +DECLARE_INSN(amoand_w, MATCH_AMOAND_W, MASK_AMOAND_W) +DECLARE_INSN(amomin_w, MATCH_AMOMIN_W, MASK_AMOMIN_W) +DECLARE_INSN(amomax_w, MATCH_AMOMAX_W, MASK_AMOMAX_W) +DECLARE_INSN(amominu_w, MATCH_AMOMINU_W, MASK_AMOMINU_W) +DECLARE_INSN(amomaxu_w, MATCH_AMOMAXU_W, MASK_AMOMAXU_W) +DECLARE_INSN(amoswap_w, MATCH_AMOSWAP_W, MASK_AMOSWAP_W) +DECLARE_INSN(lr_w, MATCH_LR_W, MASK_LR_W) +DECLARE_INSN(sc_w, MATCH_SC_W, MASK_SC_W) +DECLARE_INSN(amoadd_d, MATCH_AMOADD_D, MASK_AMOADD_D) +DECLARE_INSN(amoxor_d, MATCH_AMOXOR_D, MASK_AMOXOR_D) +DECLARE_INSN(amoor_d, MATCH_AMOOR_D, MASK_AMOOR_D) +DECLARE_INSN(amoand_d, MATCH_AMOAND_D, MASK_AMOAND_D) +DECLARE_INSN(amomin_d, MATCH_AMOMIN_D, MASK_AMOMIN_D) +DECLARE_INSN(amomax_d, MATCH_AMOMAX_D, MASK_AMOMAX_D) +DECLARE_INSN(amominu_d, MATCH_AMOMINU_D, MASK_AMOMINU_D) +DECLARE_INSN(amomaxu_d, MATCH_AMOMAXU_D, MASK_AMOMAXU_D) +DECLARE_INSN(amoswap_d, MATCH_AMOSWAP_D, MASK_AMOSWAP_D) +DECLARE_INSN(lr_d, MATCH_LR_D, MASK_LR_D) +DECLARE_INSN(sc_d, MATCH_SC_D, MASK_SC_D) +DECLARE_INSN(ecall, MATCH_ECALL, MASK_ECALL) +DECLARE_INSN(ebreak, MATCH_EBREAK, MASK_EBREAK) +DECLARE_INSN(uret, MATCH_URET, MASK_URET) +DECLARE_INSN(sret, MATCH_SRET, MASK_SRET) +DECLARE_INSN(hret, MATCH_HRET, MASK_HRET) +DECLARE_INSN(mret, MATCH_MRET, MASK_MRET) +DECLARE_INSN(dret, MATCH_DRET, MASK_DRET) +DECLARE_INSN(sfence_vm, MATCH_SFENCE_VM, MASK_SFENCE_VM) +DECLARE_INSN(wfi, MATCH_WFI, MASK_WFI) +DECLARE_INSN(csrrw, MATCH_CSRRW, MASK_CSRRW) +DECLARE_INSN(csrrs, MATCH_CSRRS, MASK_CSRRS) +DECLARE_INSN(csrrc, MATCH_CSRRC, MASK_CSRRC) +DECLARE_INSN(csrrwi, MATCH_CSRRWI, MASK_CSRRWI) +DECLARE_INSN(csrrsi, MATCH_CSRRSI, MASK_CSRRSI) +DECLARE_INSN(csrrci, MATCH_CSRRCI, MASK_CSRRCI) +DECLARE_INSN(fadd_s, MATCH_FADD_S, MASK_FADD_S) +DECLARE_INSN(fsub_s, MATCH_FSUB_S, MASK_FSUB_S) +DECLARE_INSN(fmul_s, MATCH_FMUL_S, MASK_FMUL_S) +DECLARE_INSN(fdiv_s, MATCH_FDIV_S, MASK_FDIV_S) +DECLARE_INSN(fsgnj_s, MATCH_FSGNJ_S, MASK_FSGNJ_S) +DECLARE_INSN(fsgnjn_s, MATCH_FSGNJN_S, MASK_FSGNJN_S) +DECLARE_INSN(fsgnjx_s, MATCH_FSGNJX_S, MASK_FSGNJX_S) +DECLARE_INSN(fmin_s, MATCH_FMIN_S, MASK_FMIN_S) +DECLARE_INSN(fmax_s, MATCH_FMAX_S, MASK_FMAX_S) +DECLARE_INSN(fsqrt_s, MATCH_FSQRT_S, MASK_FSQRT_S) +DECLARE_INSN(fadd_d, MATCH_FADD_D, MASK_FADD_D) +DECLARE_INSN(fsub_d, MATCH_FSUB_D, MASK_FSUB_D) +DECLARE_INSN(fmul_d, MATCH_FMUL_D, MASK_FMUL_D) +DECLARE_INSN(fdiv_d, MATCH_FDIV_D, MASK_FDIV_D) +DECLARE_INSN(fsgnj_d, MATCH_FSGNJ_D, MASK_FSGNJ_D) +DECLARE_INSN(fsgnjn_d, MATCH_FSGNJN_D, MASK_FSGNJN_D) +DECLARE_INSN(fsgnjx_d, MATCH_FSGNJX_D, MASK_FSGNJX_D) +DECLARE_INSN(fmin_d, MATCH_FMIN_D, MASK_FMIN_D) +DECLARE_INSN(fmax_d, MATCH_FMAX_D, MASK_FMAX_D) +DECLARE_INSN(fcvt_s_d, MATCH_FCVT_S_D, MASK_FCVT_S_D) +DECLARE_INSN(fcvt_d_s, MATCH_FCVT_D_S, MASK_FCVT_D_S) +DECLARE_INSN(fsqrt_d, MATCH_FSQRT_D, MASK_FSQRT_D) +DECLARE_INSN(fle_s, MATCH_FLE_S, MASK_FLE_S) +DECLARE_INSN(flt_s, MATCH_FLT_S, MASK_FLT_S) +DECLARE_INSN(feq_s, MATCH_FEQ_S, MASK_FEQ_S) +DECLARE_INSN(fle_d, MATCH_FLE_D, MASK_FLE_D) +DECLARE_INSN(flt_d, MATCH_FLT_D, MASK_FLT_D) +DECLARE_INSN(feq_d, MATCH_FEQ_D, MASK_FEQ_D) +DECLARE_INSN(fcvt_w_s, MATCH_FCVT_W_S, MASK_FCVT_W_S) +DECLARE_INSN(fcvt_wu_s, MATCH_FCVT_WU_S, MASK_FCVT_WU_S) +DECLARE_INSN(fcvt_l_s, MATCH_FCVT_L_S, MASK_FCVT_L_S) +DECLARE_INSN(fcvt_lu_s, MATCH_FCVT_LU_S, MASK_FCVT_LU_S) +DECLARE_INSN(fmv_x_s, MATCH_FMV_X_S, MASK_FMV_X_S) +DECLARE_INSN(fclass_s, MATCH_FCLASS_S, MASK_FCLASS_S) +DECLARE_INSN(fcvt_w_d, MATCH_FCVT_W_D, MASK_FCVT_W_D) +DECLARE_INSN(fcvt_wu_d, MATCH_FCVT_WU_D, MASK_FCVT_WU_D) +DECLARE_INSN(fcvt_l_d, MATCH_FCVT_L_D, MASK_FCVT_L_D) +DECLARE_INSN(fcvt_lu_d, MATCH_FCVT_LU_D, MASK_FCVT_LU_D) +DECLARE_INSN(fmv_x_d, MATCH_FMV_X_D, MASK_FMV_X_D) +DECLARE_INSN(fclass_d, MATCH_FCLASS_D, MASK_FCLASS_D) +DECLARE_INSN(fcvt_s_w, MATCH_FCVT_S_W, MASK_FCVT_S_W) +DECLARE_INSN(fcvt_s_wu, MATCH_FCVT_S_WU, MASK_FCVT_S_WU) +DECLARE_INSN(fcvt_s_l, MATCH_FCVT_S_L, MASK_FCVT_S_L) +DECLARE_INSN(fcvt_s_lu, MATCH_FCVT_S_LU, MASK_FCVT_S_LU) +DECLARE_INSN(fmv_s_x, MATCH_FMV_S_X, MASK_FMV_S_X) +DECLARE_INSN(fcvt_d_w, MATCH_FCVT_D_W, MASK_FCVT_D_W) +DECLARE_INSN(fcvt_d_wu, MATCH_FCVT_D_WU, MASK_FCVT_D_WU) +DECLARE_INSN(fcvt_d_l, MATCH_FCVT_D_L, MASK_FCVT_D_L) +DECLARE_INSN(fcvt_d_lu, MATCH_FCVT_D_LU, MASK_FCVT_D_LU) +DECLARE_INSN(fmv_d_x, MATCH_FMV_D_X, MASK_FMV_D_X) +DECLARE_INSN(flw, MATCH_FLW, MASK_FLW) +DECLARE_INSN(fld, MATCH_FLD, MASK_FLD) +DECLARE_INSN(fsw, MATCH_FSW, MASK_FSW) +DECLARE_INSN(fsd, MATCH_FSD, MASK_FSD) +DECLARE_INSN(fmadd_s, MATCH_FMADD_S, MASK_FMADD_S) +DECLARE_INSN(fmsub_s, MATCH_FMSUB_S, MASK_FMSUB_S) +DECLARE_INSN(fnmsub_s, MATCH_FNMSUB_S, MASK_FNMSUB_S) +DECLARE_INSN(fnmadd_s, MATCH_FNMADD_S, MASK_FNMADD_S) +DECLARE_INSN(fmadd_d, MATCH_FMADD_D, MASK_FMADD_D) +DECLARE_INSN(fmsub_d, MATCH_FMSUB_D, MASK_FMSUB_D) +DECLARE_INSN(fnmsub_d, MATCH_FNMSUB_D, MASK_FNMSUB_D) +DECLARE_INSN(fnmadd_d, MATCH_FNMADD_D, MASK_FNMADD_D) +DECLARE_INSN(c_nop, MATCH_C_NOP, MASK_C_NOP) +DECLARE_INSN(c_addi16sp, MATCH_C_ADDI16SP, MASK_C_ADDI16SP) +DECLARE_INSN(c_jr, MATCH_C_JR, MASK_C_JR) +DECLARE_INSN(c_jalr, MATCH_C_JALR, MASK_C_JALR) +DECLARE_INSN(c_ebreak, MATCH_C_EBREAK, MASK_C_EBREAK) +DECLARE_INSN(c_ld, MATCH_C_LD, MASK_C_LD) +DECLARE_INSN(c_sd, MATCH_C_SD, MASK_C_SD) +DECLARE_INSN(c_addiw, MATCH_C_ADDIW, MASK_C_ADDIW) +DECLARE_INSN(c_ldsp, MATCH_C_LDSP, MASK_C_LDSP) +DECLARE_INSN(c_sdsp, MATCH_C_SDSP, MASK_C_SDSP) +DECLARE_INSN(c_addi4spn, MATCH_C_ADDI4SPN, MASK_C_ADDI4SPN) +DECLARE_INSN(c_fld, MATCH_C_FLD, MASK_C_FLD) +DECLARE_INSN(c_lw, MATCH_C_LW, MASK_C_LW) +DECLARE_INSN(c_flw, MATCH_C_FLW, MASK_C_FLW) +DECLARE_INSN(c_fsd, MATCH_C_FSD, MASK_C_FSD) +DECLARE_INSN(c_sw, MATCH_C_SW, MASK_C_SW) +DECLARE_INSN(c_fsw, MATCH_C_FSW, MASK_C_FSW) +DECLARE_INSN(c_addi, MATCH_C_ADDI, MASK_C_ADDI) +DECLARE_INSN(c_jal, MATCH_C_JAL, MASK_C_JAL) +DECLARE_INSN(c_li, MATCH_C_LI, MASK_C_LI) +DECLARE_INSN(c_lui, MATCH_C_LUI, MASK_C_LUI) +DECLARE_INSN(c_srli, MATCH_C_SRLI, MASK_C_SRLI) +DECLARE_INSN(c_srai, MATCH_C_SRAI, MASK_C_SRAI) +DECLARE_INSN(c_andi, MATCH_C_ANDI, MASK_C_ANDI) +DECLARE_INSN(c_sub, MATCH_C_SUB, MASK_C_SUB) +DECLARE_INSN(c_xor, MATCH_C_XOR, MASK_C_XOR) +DECLARE_INSN(c_or, MATCH_C_OR, MASK_C_OR) +DECLARE_INSN(c_and, MATCH_C_AND, MASK_C_AND) +DECLARE_INSN(c_subw, MATCH_C_SUBW, MASK_C_SUBW) +DECLARE_INSN(c_addw, MATCH_C_ADDW, MASK_C_ADDW) +DECLARE_INSN(c_j, MATCH_C_J, MASK_C_J) +DECLARE_INSN(c_beqz, MATCH_C_BEQZ, MASK_C_BEQZ) +DECLARE_INSN(c_bnez, MATCH_C_BNEZ, MASK_C_BNEZ) +DECLARE_INSN(c_slli, MATCH_C_SLLI, MASK_C_SLLI) +DECLARE_INSN(c_fldsp, MATCH_C_FLDSP, MASK_C_FLDSP) +DECLARE_INSN(c_lwsp, MATCH_C_LWSP, MASK_C_LWSP) +DECLARE_INSN(c_flwsp, MATCH_C_FLWSP, MASK_C_FLWSP) +DECLARE_INSN(c_mv, MATCH_C_MV, MASK_C_MV) +DECLARE_INSN(c_add, MATCH_C_ADD, MASK_C_ADD) +DECLARE_INSN(c_fsdsp, MATCH_C_FSDSP, MASK_C_FSDSP) +DECLARE_INSN(c_swsp, MATCH_C_SWSP, MASK_C_SWSP) +DECLARE_INSN(c_fswsp, MATCH_C_FSWSP, MASK_C_FSWSP) +DECLARE_INSN(custom0, MATCH_CUSTOM0, MASK_CUSTOM0) +DECLARE_INSN(custom0_rs1, MATCH_CUSTOM0_RS1, MASK_CUSTOM0_RS1) +DECLARE_INSN(custom0_rs1_rs2, MATCH_CUSTOM0_RS1_RS2, MASK_CUSTOM0_RS1_RS2) +DECLARE_INSN(custom0_rd, MATCH_CUSTOM0_RD, MASK_CUSTOM0_RD) +DECLARE_INSN(custom0_rd_rs1, MATCH_CUSTOM0_RD_RS1, MASK_CUSTOM0_RD_RS1) +DECLARE_INSN(custom0_rd_rs1_rs2, MATCH_CUSTOM0_RD_RS1_RS2, MASK_CUSTOM0_RD_RS1_RS2) +DECLARE_INSN(custom1, MATCH_CUSTOM1, MASK_CUSTOM1) +DECLARE_INSN(custom1_rs1, MATCH_CUSTOM1_RS1, MASK_CUSTOM1_RS1) +DECLARE_INSN(custom1_rs1_rs2, MATCH_CUSTOM1_RS1_RS2, MASK_CUSTOM1_RS1_RS2) +DECLARE_INSN(custom1_rd, MATCH_CUSTOM1_RD, MASK_CUSTOM1_RD) +DECLARE_INSN(custom1_rd_rs1, MATCH_CUSTOM1_RD_RS1, MASK_CUSTOM1_RD_RS1) +DECLARE_INSN(custom1_rd_rs1_rs2, MATCH_CUSTOM1_RD_RS1_RS2, MASK_CUSTOM1_RD_RS1_RS2) +DECLARE_INSN(custom2, MATCH_CUSTOM2, MASK_CUSTOM2) +DECLARE_INSN(custom2_rs1, MATCH_CUSTOM2_RS1, MASK_CUSTOM2_RS1) +DECLARE_INSN(custom2_rs1_rs2, MATCH_CUSTOM2_RS1_RS2, MASK_CUSTOM2_RS1_RS2) +DECLARE_INSN(custom2_rd, MATCH_CUSTOM2_RD, MASK_CUSTOM2_RD) +DECLARE_INSN(custom2_rd_rs1, MATCH_CUSTOM2_RD_RS1, MASK_CUSTOM2_RD_RS1) +DECLARE_INSN(custom2_rd_rs1_rs2, MATCH_CUSTOM2_RD_RS1_RS2, MASK_CUSTOM2_RD_RS1_RS2) +DECLARE_INSN(custom3, MATCH_CUSTOM3, MASK_CUSTOM3) +DECLARE_INSN(custom3_rs1, MATCH_CUSTOM3_RS1, MASK_CUSTOM3_RS1) +DECLARE_INSN(custom3_rs1_rs2, MATCH_CUSTOM3_RS1_RS2, MASK_CUSTOM3_RS1_RS2) +DECLARE_INSN(custom3_rd, MATCH_CUSTOM3_RD, MASK_CUSTOM3_RD) +DECLARE_INSN(custom3_rd_rs1, MATCH_CUSTOM3_RD_RS1, MASK_CUSTOM3_RD_RS1) +DECLARE_INSN(custom3_rd_rs1_rs2, MATCH_CUSTOM3_RD_RS1_RS2, MASK_CUSTOM3_RD_RS1_RS2) +#endif +#ifdef DECLARE_CSR +DECLARE_CSR(fflags, CSR_FFLAGS) +DECLARE_CSR(frm, CSR_FRM) +DECLARE_CSR(fcsr, CSR_FCSR) +DECLARE_CSR(cycle, CSR_CYCLE) +DECLARE_CSR(time, CSR_TIME) +DECLARE_CSR(instret, CSR_INSTRET) +DECLARE_CSR(hpmcounter3, CSR_HPMCOUNTER3) +DECLARE_CSR(hpmcounter4, CSR_HPMCOUNTER4) +DECLARE_CSR(hpmcounter5, CSR_HPMCOUNTER5) +DECLARE_CSR(hpmcounter6, CSR_HPMCOUNTER6) +DECLARE_CSR(hpmcounter7, CSR_HPMCOUNTER7) +DECLARE_CSR(hpmcounter8, CSR_HPMCOUNTER8) +DECLARE_CSR(hpmcounter9, CSR_HPMCOUNTER9) +DECLARE_CSR(hpmcounter10, CSR_HPMCOUNTER10) +DECLARE_CSR(hpmcounter11, CSR_HPMCOUNTER11) +DECLARE_CSR(hpmcounter12, CSR_HPMCOUNTER12) +DECLARE_CSR(hpmcounter13, CSR_HPMCOUNTER13) +DECLARE_CSR(hpmcounter14, CSR_HPMCOUNTER14) +DECLARE_CSR(hpmcounter15, CSR_HPMCOUNTER15) +DECLARE_CSR(hpmcounter16, CSR_HPMCOUNTER16) +DECLARE_CSR(hpmcounter17, CSR_HPMCOUNTER17) +DECLARE_CSR(hpmcounter18, CSR_HPMCOUNTER18) +DECLARE_CSR(hpmcounter19, CSR_HPMCOUNTER19) +DECLARE_CSR(hpmcounter20, CSR_HPMCOUNTER20) +DECLARE_CSR(hpmcounter21, CSR_HPMCOUNTER21) +DECLARE_CSR(hpmcounter22, CSR_HPMCOUNTER22) +DECLARE_CSR(hpmcounter23, CSR_HPMCOUNTER23) +DECLARE_CSR(hpmcounter24, CSR_HPMCOUNTER24) +DECLARE_CSR(hpmcounter25, CSR_HPMCOUNTER25) +DECLARE_CSR(hpmcounter26, CSR_HPMCOUNTER26) +DECLARE_CSR(hpmcounter27, CSR_HPMCOUNTER27) +DECLARE_CSR(hpmcounter28, CSR_HPMCOUNTER28) +DECLARE_CSR(hpmcounter29, CSR_HPMCOUNTER29) +DECLARE_CSR(hpmcounter30, CSR_HPMCOUNTER30) +DECLARE_CSR(hpmcounter31, CSR_HPMCOUNTER31) +DECLARE_CSR(sstatus, CSR_SSTATUS) +DECLARE_CSR(sie, CSR_SIE) +DECLARE_CSR(stvec, CSR_STVEC) +DECLARE_CSR(sscratch, CSR_SSCRATCH) +DECLARE_CSR(sepc, CSR_SEPC) +DECLARE_CSR(scause, CSR_SCAUSE) +DECLARE_CSR(sbadaddr, CSR_SBADADDR) +DECLARE_CSR(sip, CSR_SIP) +DECLARE_CSR(sptbr, CSR_SPTBR) +DECLARE_CSR(mstatus, CSR_MSTATUS) +DECLARE_CSR(misa, CSR_MISA) +DECLARE_CSR(medeleg, CSR_MEDELEG) +DECLARE_CSR(mideleg, CSR_MIDELEG) +DECLARE_CSR(mie, CSR_MIE) +DECLARE_CSR(mtvec, CSR_MTVEC) +DECLARE_CSR(mscratch, CSR_MSCRATCH) +DECLARE_CSR(mepc, CSR_MEPC) +DECLARE_CSR(mcause, CSR_MCAUSE) +DECLARE_CSR(mbadaddr, CSR_MBADADDR) +DECLARE_CSR(mip, CSR_MIP) +DECLARE_CSR(tselect, CSR_TSELECT) +DECLARE_CSR(tdata1, CSR_TDATA1) +DECLARE_CSR(tdata2, CSR_TDATA2) +DECLARE_CSR(tdata3, CSR_TDATA3) +DECLARE_CSR(dcsr, CSR_DCSR) +DECLARE_CSR(dpc, CSR_DPC) +DECLARE_CSR(dscratch, CSR_DSCRATCH) +DECLARE_CSR(mcycle, CSR_MCYCLE) +DECLARE_CSR(minstret, CSR_MINSTRET) +DECLARE_CSR(mhpmcounter3, CSR_MHPMCOUNTER3) +DECLARE_CSR(mhpmcounter4, CSR_MHPMCOUNTER4) +DECLARE_CSR(mhpmcounter5, CSR_MHPMCOUNTER5) +DECLARE_CSR(mhpmcounter6, CSR_MHPMCOUNTER6) +DECLARE_CSR(mhpmcounter7, CSR_MHPMCOUNTER7) +DECLARE_CSR(mhpmcounter8, CSR_MHPMCOUNTER8) +DECLARE_CSR(mhpmcounter9, CSR_MHPMCOUNTER9) +DECLARE_CSR(mhpmcounter10, CSR_MHPMCOUNTER10) +DECLARE_CSR(mhpmcounter11, CSR_MHPMCOUNTER11) +DECLARE_CSR(mhpmcounter12, CSR_MHPMCOUNTER12) +DECLARE_CSR(mhpmcounter13, CSR_MHPMCOUNTER13) +DECLARE_CSR(mhpmcounter14, CSR_MHPMCOUNTER14) +DECLARE_CSR(mhpmcounter15, CSR_MHPMCOUNTER15) +DECLARE_CSR(mhpmcounter16, CSR_MHPMCOUNTER16) +DECLARE_CSR(mhpmcounter17, CSR_MHPMCOUNTER17) +DECLARE_CSR(mhpmcounter18, CSR_MHPMCOUNTER18) +DECLARE_CSR(mhpmcounter19, CSR_MHPMCOUNTER19) +DECLARE_CSR(mhpmcounter20, CSR_MHPMCOUNTER20) +DECLARE_CSR(mhpmcounter21, CSR_MHPMCOUNTER21) +DECLARE_CSR(mhpmcounter22, CSR_MHPMCOUNTER22) +DECLARE_CSR(mhpmcounter23, CSR_MHPMCOUNTER23) +DECLARE_CSR(mhpmcounter24, CSR_MHPMCOUNTER24) +DECLARE_CSR(mhpmcounter25, CSR_MHPMCOUNTER25) +DECLARE_CSR(mhpmcounter26, CSR_MHPMCOUNTER26) +DECLARE_CSR(mhpmcounter27, CSR_MHPMCOUNTER27) +DECLARE_CSR(mhpmcounter28, CSR_MHPMCOUNTER28) +DECLARE_CSR(mhpmcounter29, CSR_MHPMCOUNTER29) +DECLARE_CSR(mhpmcounter30, CSR_MHPMCOUNTER30) +DECLARE_CSR(mhpmcounter31, CSR_MHPMCOUNTER31) +DECLARE_CSR(mucounteren, CSR_MUCOUNTEREN) +DECLARE_CSR(mscounteren, CSR_MSCOUNTEREN) +DECLARE_CSR(mhpmevent3, CSR_MHPMEVENT3) +DECLARE_CSR(mhpmevent4, CSR_MHPMEVENT4) +DECLARE_CSR(mhpmevent5, CSR_MHPMEVENT5) +DECLARE_CSR(mhpmevent6, CSR_MHPMEVENT6) +DECLARE_CSR(mhpmevent7, CSR_MHPMEVENT7) +DECLARE_CSR(mhpmevent8, CSR_MHPMEVENT8) +DECLARE_CSR(mhpmevent9, CSR_MHPMEVENT9) +DECLARE_CSR(mhpmevent10, CSR_MHPMEVENT10) +DECLARE_CSR(mhpmevent11, CSR_MHPMEVENT11) +DECLARE_CSR(mhpmevent12, CSR_MHPMEVENT12) +DECLARE_CSR(mhpmevent13, CSR_MHPMEVENT13) +DECLARE_CSR(mhpmevent14, CSR_MHPMEVENT14) +DECLARE_CSR(mhpmevent15, CSR_MHPMEVENT15) +DECLARE_CSR(mhpmevent16, CSR_MHPMEVENT16) +DECLARE_CSR(mhpmevent17, CSR_MHPMEVENT17) +DECLARE_CSR(mhpmevent18, CSR_MHPMEVENT18) +DECLARE_CSR(mhpmevent19, CSR_MHPMEVENT19) +DECLARE_CSR(mhpmevent20, CSR_MHPMEVENT20) +DECLARE_CSR(mhpmevent21, CSR_MHPMEVENT21) +DECLARE_CSR(mhpmevent22, CSR_MHPMEVENT22) +DECLARE_CSR(mhpmevent23, CSR_MHPMEVENT23) +DECLARE_CSR(mhpmevent24, CSR_MHPMEVENT24) +DECLARE_CSR(mhpmevent25, CSR_MHPMEVENT25) +DECLARE_CSR(mhpmevent26, CSR_MHPMEVENT26) +DECLARE_CSR(mhpmevent27, CSR_MHPMEVENT27) +DECLARE_CSR(mhpmevent28, CSR_MHPMEVENT28) +DECLARE_CSR(mhpmevent29, CSR_MHPMEVENT29) +DECLARE_CSR(mhpmevent30, CSR_MHPMEVENT30) +DECLARE_CSR(mhpmevent31, CSR_MHPMEVENT31) +DECLARE_CSR(mvendorid, CSR_MVENDORID) +DECLARE_CSR(marchid, CSR_MARCHID) +DECLARE_CSR(mimpid, CSR_MIMPID) +DECLARE_CSR(mhartid, CSR_MHARTID) +DECLARE_CSR(cycleh, CSR_CYCLEH) +DECLARE_CSR(timeh, CSR_TIMEH) +DECLARE_CSR(instreth, CSR_INSTRETH) +DECLARE_CSR(hpmcounter3h, CSR_HPMCOUNTER3H) +DECLARE_CSR(hpmcounter4h, CSR_HPMCOUNTER4H) +DECLARE_CSR(hpmcounter5h, CSR_HPMCOUNTER5H) +DECLARE_CSR(hpmcounter6h, CSR_HPMCOUNTER6H) +DECLARE_CSR(hpmcounter7h, CSR_HPMCOUNTER7H) +DECLARE_CSR(hpmcounter8h, CSR_HPMCOUNTER8H) +DECLARE_CSR(hpmcounter9h, CSR_HPMCOUNTER9H) +DECLARE_CSR(hpmcounter10h, CSR_HPMCOUNTER10H) +DECLARE_CSR(hpmcounter11h, CSR_HPMCOUNTER11H) +DECLARE_CSR(hpmcounter12h, CSR_HPMCOUNTER12H) +DECLARE_CSR(hpmcounter13h, CSR_HPMCOUNTER13H) +DECLARE_CSR(hpmcounter14h, CSR_HPMCOUNTER14H) +DECLARE_CSR(hpmcounter15h, CSR_HPMCOUNTER15H) +DECLARE_CSR(hpmcounter16h, CSR_HPMCOUNTER16H) +DECLARE_CSR(hpmcounter17h, CSR_HPMCOUNTER17H) +DECLARE_CSR(hpmcounter18h, CSR_HPMCOUNTER18H) +DECLARE_CSR(hpmcounter19h, CSR_HPMCOUNTER19H) +DECLARE_CSR(hpmcounter20h, CSR_HPMCOUNTER20H) +DECLARE_CSR(hpmcounter21h, CSR_HPMCOUNTER21H) +DECLARE_CSR(hpmcounter22h, CSR_HPMCOUNTER22H) +DECLARE_CSR(hpmcounter23h, CSR_HPMCOUNTER23H) +DECLARE_CSR(hpmcounter24h, CSR_HPMCOUNTER24H) +DECLARE_CSR(hpmcounter25h, CSR_HPMCOUNTER25H) +DECLARE_CSR(hpmcounter26h, CSR_HPMCOUNTER26H) +DECLARE_CSR(hpmcounter27h, CSR_HPMCOUNTER27H) +DECLARE_CSR(hpmcounter28h, CSR_HPMCOUNTER28H) +DECLARE_CSR(hpmcounter29h, CSR_HPMCOUNTER29H) +DECLARE_CSR(hpmcounter30h, CSR_HPMCOUNTER30H) +DECLARE_CSR(hpmcounter31h, CSR_HPMCOUNTER31H) +DECLARE_CSR(mcycleh, CSR_MCYCLEH) +DECLARE_CSR(minstreth, CSR_MINSTRETH) +DECLARE_CSR(mhpmcounter3h, CSR_MHPMCOUNTER3H) +DECLARE_CSR(mhpmcounter4h, CSR_MHPMCOUNTER4H) +DECLARE_CSR(mhpmcounter5h, CSR_MHPMCOUNTER5H) +DECLARE_CSR(mhpmcounter6h, CSR_MHPMCOUNTER6H) +DECLARE_CSR(mhpmcounter7h, CSR_MHPMCOUNTER7H) +DECLARE_CSR(mhpmcounter8h, CSR_MHPMCOUNTER8H) +DECLARE_CSR(mhpmcounter9h, CSR_MHPMCOUNTER9H) +DECLARE_CSR(mhpmcounter10h, CSR_MHPMCOUNTER10H) +DECLARE_CSR(mhpmcounter11h, CSR_MHPMCOUNTER11H) +DECLARE_CSR(mhpmcounter12h, CSR_MHPMCOUNTER12H) +DECLARE_CSR(mhpmcounter13h, CSR_MHPMCOUNTER13H) +DECLARE_CSR(mhpmcounter14h, CSR_MHPMCOUNTER14H) +DECLARE_CSR(mhpmcounter15h, CSR_MHPMCOUNTER15H) +DECLARE_CSR(mhpmcounter16h, CSR_MHPMCOUNTER16H) +DECLARE_CSR(mhpmcounter17h, CSR_MHPMCOUNTER17H) +DECLARE_CSR(mhpmcounter18h, CSR_MHPMCOUNTER18H) +DECLARE_CSR(mhpmcounter19h, CSR_MHPMCOUNTER19H) +DECLARE_CSR(mhpmcounter20h, CSR_MHPMCOUNTER20H) +DECLARE_CSR(mhpmcounter21h, CSR_MHPMCOUNTER21H) +DECLARE_CSR(mhpmcounter22h, CSR_MHPMCOUNTER22H) +DECLARE_CSR(mhpmcounter23h, CSR_MHPMCOUNTER23H) +DECLARE_CSR(mhpmcounter24h, CSR_MHPMCOUNTER24H) +DECLARE_CSR(mhpmcounter25h, CSR_MHPMCOUNTER25H) +DECLARE_CSR(mhpmcounter26h, CSR_MHPMCOUNTER26H) +DECLARE_CSR(mhpmcounter27h, CSR_MHPMCOUNTER27H) +DECLARE_CSR(mhpmcounter28h, CSR_MHPMCOUNTER28H) +DECLARE_CSR(mhpmcounter29h, CSR_MHPMCOUNTER29H) +DECLARE_CSR(mhpmcounter30h, CSR_MHPMCOUNTER30H) +DECLARE_CSR(mhpmcounter31h, CSR_MHPMCOUNTER31H) +#endif +#ifdef DECLARE_CAUSE +DECLARE_CAUSE("misaligned fetch", CAUSE_MISALIGNED_FETCH) +DECLARE_CAUSE("fault fetch", CAUSE_FAULT_FETCH) +DECLARE_CAUSE("illegal instruction", CAUSE_ILLEGAL_INSTRUCTION) +DECLARE_CAUSE("breakpoint", CAUSE_BREAKPOINT) +DECLARE_CAUSE("misaligned load", CAUSE_MISALIGNED_LOAD) +DECLARE_CAUSE("fault load", CAUSE_FAULT_LOAD) +DECLARE_CAUSE("misaligned store", CAUSE_MISALIGNED_STORE) +DECLARE_CAUSE("fault store", CAUSE_FAULT_STORE) +DECLARE_CAUSE("user_ecall", CAUSE_USER_ECALL) +DECLARE_CAUSE("supervisor_ecall", CAUSE_SUPERVISOR_ECALL) +DECLARE_CAUSE("hypervisor_ecall", CAUSE_HYPERVISOR_ECALL) +DECLARE_CAUSE("machine_ecall", CAUSE_MACHINE_ECALL) +#endif diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/entry.S b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/entry.S new file mode 100644 index 000000000..ce44f48de --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/entry.S @@ -0,0 +1,98 @@ +// See LICENSE for license details + +#ifndef ENTRY_S +#define ENTRY_S + +#include "encoding.h" +#include "sifive/bits.h" + + .section .text.entry + .align 2 + .weak trap_entry + .global trap_entry +trap_entry: + addi sp, sp, -32*REGBYTES + + STORE x1, 1*REGBYTES(sp) + STORE x2, 2*REGBYTES(sp) + STORE x3, 3*REGBYTES(sp) + STORE x4, 4*REGBYTES(sp) + STORE x5, 5*REGBYTES(sp) + STORE x6, 6*REGBYTES(sp) + STORE x7, 7*REGBYTES(sp) + STORE x8, 8*REGBYTES(sp) + STORE x9, 9*REGBYTES(sp) + STORE x10, 10*REGBYTES(sp) + STORE x11, 11*REGBYTES(sp) + STORE x12, 12*REGBYTES(sp) + STORE x13, 13*REGBYTES(sp) + STORE x14, 14*REGBYTES(sp) + STORE x15, 15*REGBYTES(sp) + STORE x16, 16*REGBYTES(sp) + STORE x17, 17*REGBYTES(sp) + STORE x18, 18*REGBYTES(sp) + STORE x19, 19*REGBYTES(sp) + STORE x20, 20*REGBYTES(sp) + STORE x21, 21*REGBYTES(sp) + STORE x22, 22*REGBYTES(sp) + STORE x23, 23*REGBYTES(sp) + STORE x24, 24*REGBYTES(sp) + STORE x25, 25*REGBYTES(sp) + STORE x26, 26*REGBYTES(sp) + STORE x27, 27*REGBYTES(sp) + STORE x28, 28*REGBYTES(sp) + STORE x29, 29*REGBYTES(sp) + STORE x30, 30*REGBYTES(sp) + STORE x31, 31*REGBYTES(sp) + + csrr a0, mcause + csrr a1, mepc + mv a2, sp + call handle_trap + csrw mepc, a0 + + # Remain in M-mode after mret + li t0, MSTATUS_MPP + csrs mstatus, t0 + + LOAD x1, 1*REGBYTES(sp) + LOAD x2, 2*REGBYTES(sp) + LOAD x3, 3*REGBYTES(sp) + LOAD x4, 4*REGBYTES(sp) + LOAD x5, 5*REGBYTES(sp) + LOAD x6, 6*REGBYTES(sp) + LOAD x7, 7*REGBYTES(sp) + LOAD x8, 8*REGBYTES(sp) + LOAD x9, 9*REGBYTES(sp) + LOAD x10, 10*REGBYTES(sp) + LOAD x11, 11*REGBYTES(sp) + LOAD x12, 12*REGBYTES(sp) + LOAD x13, 13*REGBYTES(sp) + LOAD x14, 14*REGBYTES(sp) + LOAD x15, 15*REGBYTES(sp) + LOAD x16, 16*REGBYTES(sp) + LOAD x17, 17*REGBYTES(sp) + LOAD x18, 18*REGBYTES(sp) + LOAD x19, 19*REGBYTES(sp) + LOAD x20, 20*REGBYTES(sp) + LOAD x21, 21*REGBYTES(sp) + LOAD x22, 22*REGBYTES(sp) + LOAD x23, 23*REGBYTES(sp) + LOAD x24, 24*REGBYTES(sp) + LOAD x25, 25*REGBYTES(sp) + LOAD x26, 26*REGBYTES(sp) + LOAD x27, 27*REGBYTES(sp) + LOAD x28, 28*REGBYTES(sp) + LOAD x29, 29*REGBYTES(sp) + LOAD x30, 30*REGBYTES(sp) + LOAD x31, 31*REGBYTES(sp) + + addi sp, sp, 32*REGBYTES + mret + +.weak handle_trap +handle_trap: +1: + j 1b + +#endif diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/dhrystone.lds b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/dhrystone.lds new file mode 100644 index 000000000..a01b66136 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/dhrystone.lds @@ -0,0 +1,157 @@ +OUTPUT_ARCH( "riscv" ) + +ENTRY( _start ) + +MEMORY +{ + flash (rxai!w) : ORIGIN = 0x20400000, LENGTH = 512M + ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 16K +} + +PHDRS +{ + flash PT_LOAD; + ram_init PT_LOAD; + ram PT_NULL; +} + +SECTIONS +{ + __stack_size = DEFINED(__stack_size) ? __stack_size : 2K; + + .init : + { + KEEP (*(SORT_NONE(.init))) + } >flash AT>flash :flash + + .text : + { + *(.text.unlikely .text.unlikely.*) + *(.text.startup .text.startup.*) + *(.text .text.*) + *(.gnu.linkonce.t.*) + } >flash AT>flash :flash + + .fini : + { + KEEP (*(SORT_NONE(.fini))) + } >flash AT>flash :flash + + PROVIDE (__etext = .); + PROVIDE (_etext = .); + PROVIDE (etext = .); + + . = ALIGN(4); + + .preinit_array : + { + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array)) + PROVIDE_HIDDEN (__preinit_array_end = .); + } >flash AT>flash :flash + + .init_array : + { + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) + KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors)) + PROVIDE_HIDDEN (__init_array_end = .); + } >flash AT>flash :flash + + .fini_array : + { + PROVIDE_HIDDEN (__fini_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) + KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors)) + PROVIDE_HIDDEN (__fini_array_end = .); + } >flash AT>flash :flash + + .ctors : + { + /* gcc uses crtbegin.o to find the start of + the constructors, so we make sure it is + first. Because this is a wildcard, it + doesn't matter if the user does not + actually link against crtbegin.o; the + linker won't look for a file to match a + wildcard. The wildcard also means that it + doesn't matter which directory crtbegin.o + is in. */ + KEEP (*crtbegin.o(.ctors)) + KEEP (*crtbegin?.o(.ctors)) + /* We don't want to include the .ctor section from + the crtend.o file until after the sorted ctors. + The .ctor section from the crtend file contains the + end of ctors marker and it must be last */ + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) + KEEP (*(SORT(.ctors.*))) + KEEP (*(.ctors)) + } >flash AT>flash :flash + + .dtors : + { + KEEP (*crtbegin.o(.dtors)) + KEEP (*crtbegin?.o(.dtors)) + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*(.dtors)) + } >flash AT>flash :flash + + .lalign : + { + . = ALIGN(4); + PROVIDE( _data_lma = . ); + } >flash AT>flash :flash + + .dalign : + { + . = ALIGN(4); + PROVIDE( _data = . ); + } >ram AT>flash :ram_init + + .data : + { + *(.rdata) + *(.rodata .rodata.*) + *(.gnu.linkonce.r.*) + *(.data .data.*) + *(.gnu.linkonce.d.*) + . = ALIGN(8); + PROVIDE( __global_pointer$ = . + 0x800 ); + *(.sdata .sdata.*) + *(.gnu.linkonce.s.*) + . = ALIGN(8); + *(.srodata.cst16) + *(.srodata.cst8) + *(.srodata.cst4) + *(.srodata.cst2) + *(.srodata .srodata.*) + } >ram AT>flash :ram_init + + . = ALIGN(4); + PROVIDE( _edata = . ); + PROVIDE( edata = . ); + + PROVIDE( _fbss = . ); + PROVIDE( __bss_start = . ); + .bss : + { + *(.sbss*) + *(.gnu.linkonce.sb.*) + *(.bss .bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + . = ALIGN(4); + } >ram AT>ram :ram + + . = ALIGN(8); + PROVIDE( _end = . ); + PROVIDE( end = . ); + + .stack ORIGIN(ram) + LENGTH(ram) - __stack_size : + { + PROVIDE( _heap_end = . ); + . = __stack_size; + PROVIDE( _sp = . ); + } >ram AT>ram :ram +} diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/flash.lds b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/flash.lds new file mode 100644 index 000000000..abb818be2 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/flash.lds @@ -0,0 +1,161 @@ +OUTPUT_ARCH( "riscv" ) + +ENTRY( _start ) + +MEMORY +{ + flash (rxai!w) : ORIGIN = 0x20400000, LENGTH = 512M + ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 16K +} + +PHDRS +{ + flash PT_LOAD; + ram_init PT_LOAD; + ram PT_NULL; +} + +SECTIONS +{ + __stack_size = DEFINED(__stack_size) ? __stack_size : 2K; + + .init : + { + KEEP (*(SORT_NONE(.init))) + } >flash AT>flash :flash + + .text : + { + *(.text.unlikely .text.unlikely.*) + *(.text.startup .text.startup.*) + *(.text .text.*) + *(.gnu.linkonce.t.*) + } >flash AT>flash :flash + + .fini : + { + KEEP (*(SORT_NONE(.fini))) + } >flash AT>flash :flash + + PROVIDE (__etext = .); + PROVIDE (_etext = .); + PROVIDE (etext = .); + + .rodata : + { + *(.rdata) + *(.rodata .rodata.*) + *(.gnu.linkonce.r.*) + } >flash AT>flash :flash + + . = ALIGN(4); + + .preinit_array : + { + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array)) + PROVIDE_HIDDEN (__preinit_array_end = .); + } >flash AT>flash :flash + + .init_array : + { + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) + KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors)) + PROVIDE_HIDDEN (__init_array_end = .); + } >flash AT>flash :flash + + .fini_array : + { + PROVIDE_HIDDEN (__fini_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) + KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors)) + PROVIDE_HIDDEN (__fini_array_end = .); + } >flash AT>flash :flash + + .ctors : + { + /* gcc uses crtbegin.o to find the start of + the constructors, so we make sure it is + first. Because this is a wildcard, it + doesn't matter if the user does not + actually link against crtbegin.o; the + linker won't look for a file to match a + wildcard. The wildcard also means that it + doesn't matter which directory crtbegin.o + is in. */ + KEEP (*crtbegin.o(.ctors)) + KEEP (*crtbegin?.o(.ctors)) + /* We don't want to include the .ctor section from + the crtend.o file until after the sorted ctors. + The .ctor section from the crtend file contains the + end of ctors marker and it must be last */ + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) + KEEP (*(SORT(.ctors.*))) + KEEP (*(.ctors)) + } >flash AT>flash :flash + + .dtors : + { + KEEP (*crtbegin.o(.dtors)) + KEEP (*crtbegin?.o(.dtors)) + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*(.dtors)) + } >flash AT>flash :flash + + .lalign : + { + . = ALIGN(4); + PROVIDE( _data_lma = . ); + } >flash AT>flash :flash + + .dalign : + { + . = ALIGN(4); + PROVIDE( _data = . ); + } >ram AT>flash :ram_init + + .data : + { + *(.data .data.*) + *(.gnu.linkonce.d.*) + . = ALIGN(8); + PROVIDE( __global_pointer$ = . + 0x800 ); + *(.sdata .sdata.*) + *(.gnu.linkonce.s.*) + . = ALIGN(8); + *(.srodata.cst16) + *(.srodata.cst8) + *(.srodata.cst4) + *(.srodata.cst2) + *(.srodata .srodata.*) + } >ram AT>flash :ram_init + + . = ALIGN(4); + PROVIDE( _edata = . ); + PROVIDE( edata = . ); + + PROVIDE( _fbss = . ); + PROVIDE( __bss_start = . ); + .bss : + { + *(.sbss*) + *(.gnu.linkonce.sb.*) + *(.bss .bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + . = ALIGN(4); + } >ram AT>ram :ram + + . = ALIGN(8); + PROVIDE( _end = . ); + PROVIDE( end = . ); + + .stack ORIGIN(ram) + LENGTH(ram) - __stack_size : + { + PROVIDE( _heap_end = . ); + . = __stack_size; + PROVIDE( _sp = . ); + } >ram AT>ram :ram +} diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/init.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/init.c new file mode 100644 index 000000000..7a3f40233 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/init.c @@ -0,0 +1,238 @@ +#include +#include +#include + +#include "platform.h" +#include "encoding.h" + +extern int main(int argc, char** argv); +extern void trap_entry(); + +static unsigned long mtime_lo(void) +{ + return *(volatile unsigned long *)(CLINT_CTRL_ADDR + CLINT_MTIME); +} + +#ifdef __riscv32 + +static uint32_t mtime_hi(void) +{ + return *(volatile uint32_t *)(CLINT_CTRL_ADDR + CLINT_MTIME + 4); +} + +uint64_t get_timer_value() +{ + while (1) { + uint32_t hi = mtime_hi(); + uint32_t lo = mtime_lo(); + if (hi == mtime_hi()) + return ((uint64_t)hi << 32) | lo; + } +} + +#else /* __riscv32 */ + +uint64_t get_timer_value() +{ + return mtime_lo(); +} + +#endif + +unsigned long get_timer_freq() +{ + return 32768; +} + +static void use_hfrosc(int div, int trim) +{ + // Make sure the HFROSC is running at its default setting + PRCI_REG(PRCI_HFROSCCFG) = (ROSC_DIV(div) | ROSC_TRIM(trim) | ROSC_EN(1)); + while ((PRCI_REG(PRCI_HFROSCCFG) & ROSC_RDY(1)) == 0) ; + PRCI_REG(PRCI_PLLCFG) &= ~PLL_SEL(1); +} + +static void use_pll(int refsel, int bypass, int r, int f, int q) +{ + // Ensure that we aren't running off the PLL before we mess with it. + if (PRCI_REG(PRCI_PLLCFG) & PLL_SEL(1)) { + // Make sure the HFROSC is running at its default setting + use_hfrosc(4, 16); + } + + // Set PLL Source to be HFXOSC if available. + uint32_t config_value = 0; + + config_value |= PLL_REFSEL(refsel); + + if (bypass) { + // Bypass + config_value |= PLL_BYPASS(1); + + PRCI_REG(PRCI_PLLCFG) = config_value; + + // If we don't have an HFXTAL, this doesn't really matter. + // Set our Final output divide to divide-by-1: + PRCI_REG(PRCI_PLLDIV) = (PLL_FINAL_DIV_BY_1(1) | PLL_FINAL_DIV(0)); + } else { + // In case we are executing from QSPI, + // (which is quite likely) we need to + // set the QSPI clock divider appropriately + // before boosting the clock frequency. + + // Div = f_sck/2 + SPI0_REG(SPI_REG_SCKDIV) = 8; + + // Set DIV Settings for PLL + // Both HFROSC and HFXOSC are modeled as ideal + // 16MHz sources (assuming dividers are set properly for + // HFROSC). + // (Legal values of f_REF are 6-48MHz) + + // Set DIVR to divide-by-2 to get 8MHz frequency + // (legal values of f_R are 6-12 MHz) + + config_value |= PLL_BYPASS(1); + config_value |= PLL_R(r); + + // Set DIVF to get 512Mhz frequncy + // There is an implied multiply-by-2, 16Mhz. + // So need to write 32-1 + // (legal values of f_F are 384-768 MHz) + config_value |= PLL_F(f); + + // Set DIVQ to divide-by-2 to get 256 MHz frequency + // (legal values of f_Q are 50-400Mhz) + config_value |= PLL_Q(q); + + // Set our Final output divide to divide-by-1: + PRCI_REG(PRCI_PLLDIV) = (PLL_FINAL_DIV_BY_1(1) | PLL_FINAL_DIV(0)); + + PRCI_REG(PRCI_PLLCFG) = config_value; + + // Un-Bypass the PLL. + PRCI_REG(PRCI_PLLCFG) &= ~PLL_BYPASS(1); + + // Wait for PLL Lock + // Note that the Lock signal can be glitchy. + // Need to wait 100 us + // RTC is running at 32kHz. + // So wait 4 ticks of RTC. + uint32_t now = mtime_lo(); + while (mtime_lo() - now < 4) ; + + // Now it is safe to check for PLL Lock + while ((PRCI_REG(PRCI_PLLCFG) & PLL_LOCK(1)) == 0) ; + } + + // Switch over to PLL Clock source + PRCI_REG(PRCI_PLLCFG) |= PLL_SEL(1); +} + +static void use_default_clocks() +{ + // Turn off the LFROSC + AON_REG(AON_LFROSC) &= ~ROSC_EN(1); + + // Use HFROSC + use_hfrosc(4, 16); +} + +static unsigned long __attribute__((noinline)) measure_cpu_freq(size_t n) +{ + unsigned long start_mtime, delta_mtime; + unsigned long mtime_freq = get_timer_freq(); + + // Don't start measuruing until we see an mtime tick + unsigned long tmp = mtime_lo(); + do { + start_mtime = mtime_lo(); + } while (start_mtime == tmp); + + unsigned long start_mcycle = read_csr(mcycle); + + do { + delta_mtime = mtime_lo() - start_mtime; + } while (delta_mtime < n); + + unsigned long delta_mcycle = read_csr(mcycle) - start_mcycle; + + return (delta_mcycle / delta_mtime) * mtime_freq + + ((delta_mcycle % delta_mtime) * mtime_freq) / delta_mtime; +} + +unsigned long get_cpu_freq() +{ + static uint32_t cpu_freq; + + if (!cpu_freq) { + // warm up I$ + measure_cpu_freq(1); + // measure for real + cpu_freq = measure_cpu_freq(10); + } + + return cpu_freq; +} + +static void uart_init(size_t baud_rate) +{ + GPIO_REG(GPIO_IOF_SEL) &= ~IOF0_UART0_MASK; + GPIO_REG(GPIO_IOF_EN) |= IOF0_UART0_MASK; + UART0_REG(UART_REG_DIV) = get_cpu_freq() / baud_rate - 1; + UART0_REG(UART_REG_TXCTRL) |= UART_TXEN; +} + + + +#ifdef USE_PLIC +extern void handle_m_ext_interrupt(); +#endif + +#ifdef USE_M_TIME +extern void handle_m_time_interrupt(); +#endif + +uintptr_t handle_trap(uintptr_t mcause, uintptr_t epc) +{ + if (0){ +#ifdef USE_PLIC + // External Machine-Level interrupt from PLIC + } else if ((mcause & MCAUSE_INT) && ((mcause & MCAUSE_CAUSE) == IRQ_M_EXT)) { + handle_m_ext_interrupt(); +#endif +#ifdef USE_M_TIME + // External Machine-Level interrupt from PLIC + } else if ((mcause & MCAUSE_INT) && ((mcause & MCAUSE_CAUSE) == IRQ_M_TIMER)){ + handle_m_time_interrupt(); +#endif + } + else { + write(1, "trap\n", 5); + _exit(1 + mcause); + } + return epc; +} + +void _init() +{ + + #ifndef NO_INIT + use_default_clocks(); + use_pll(0, 0, 1, 31, 1); + uart_init(115200); + + printf("core freq at %d Hz\n", get_cpu_freq()); + + write_csr(mtvec, &trap_entry); + if (read_csr(misa) & (1 << ('F' - 'A'))) { // if F extension is present + write_csr(mstatus, MSTATUS_FS); // allow FPU instructions without trapping + write_csr(fcsr, 0); // initialize rounding mode, undefined at reset + } + #endif + +} + +void _fini() +{ +} diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/openocd.cfg b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/openocd.cfg new file mode 100644 index 000000000..08b7611d3 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/openocd.cfg @@ -0,0 +1,34 @@ +adapter_khz 10000 + +interface ftdi +ftdi_device_desc "Dual RS232-HS" +ftdi_vid_pid 0x0403 0x6010 + +ftdi_layout_init 0x0008 0x001b +ftdi_layout_signal nSRST -oe 0x0020 -data 0x0020 + +#Reset Stretcher logic on FE310 is ~1 second long +#This doesn't apply if you use +# ftdi_set_signal, but still good to document +#adapter_nsrst_delay 1500 + +set _CHIPNAME riscv +jtag newtap $_CHIPNAME cpu -irlen 5 -expected-id 0x10e31913 + +set _TARGETNAME $_CHIPNAME.cpu +target create $_TARGETNAME riscv -chain-position $_TARGETNAME +$_TARGETNAME configure -work-area-phys 0x80000000 -work-area-size 10000 -work-area-backup 1 + +flash bank onboard_spi_flash fespi 0x20000000 0 0 0 $_TARGETNAME +init +#reset -- This type of reset is not implemented yet +if {[ info exists pulse_srst]} { + ftdi_set_signal nSRST 0 + ftdi_set_signal nSRST z + #Wait for the reset stretcher + #It will work without this, but + #will incur lots of delays for later commands. + sleep 1500 +} +halt +#flash protect 0 64 last off diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/platform.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/platform.h new file mode 100644 index 000000000..75d31e0f5 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/freedom-e300-hifive1/platform.h @@ -0,0 +1,133 @@ +// See LICENSE for license details. + +#ifndef _SIFIVE_PLATFORM_H +#define _SIFIVE_PLATFORM_H + +// Some things missing from the official encoding.h +#define MCAUSE_INT 0x80000000 +#define MCAUSE_CAUSE 0x7FFFFFFF + +#include "sifive/const.h" +#include "sifive/devices/aon.h" +#include "sifive/devices/clint.h" +#include "sifive/devices/gpio.h" +#include "sifive/devices/otp.h" +#include "sifive/devices/plic.h" +#include "sifive/devices/prci.h" +#include "sifive/devices/pwm.h" +#include "sifive/devices/spi.h" +#include "sifive/devices/uart.h" + +/**************************************************************************** + * Platform definitions + *****************************************************************************/ + +// Memory map +#define MASKROM_MEM_ADDR _AC(0x00001000,UL) +#define TRAPVEC_TABLE_CTRL_ADDR _AC(0x00001010,UL) +#define OTP_MEM_ADDR _AC(0x00020000,UL) +#define CLINT_CTRL_ADDR _AC(0x02000000,UL) +#define PLIC_CTRL_ADDR _AC(0x0C000000,UL) +#define AON_CTRL_ADDR _AC(0x10000000,UL) +#define PRCI_CTRL_ADDR _AC(0x10008000,UL) +#define OTP_CTRL_ADDR _AC(0x10010000,UL) +#define GPIO_CTRL_ADDR _AC(0x10012000,UL) +#define UART0_CTRL_ADDR _AC(0x10013000,UL) +#define SPI0_CTRL_ADDR _AC(0x10014000,UL) +#define PWM0_CTRL_ADDR _AC(0x10015000,UL) +#define UART1_CTRL_ADDR _AC(0x10023000,UL) +#define SPI1_CTRL_ADDR _AC(0x10024000,UL) +#define PWM1_CTRL_ADDR _AC(0x10025000,UL) +#define SPI2_CTRL_ADDR _AC(0x10034000,UL) +#define PWM2_CTRL_ADDR _AC(0x10035000,UL) +#define SPI0_MEM_ADDR _AC(0x20000000,UL) +#define MEM_CTRL_ADDR _AC(0x80000000,UL) + +// IOF masks +#define IOF0_SPI1_MASK _AC(0x000007FC,UL) +#define SPI11_NUM_SS (4) +#define IOF_SPI1_SS0 (2u) +#define IOF_SPI1_SS1 (8u) +#define IOF_SPI1_SS2 (9u) +#define IOF_SPI1_SS3 (10u) +#define IOF_SPI1_MOSI (3u) +#define IOF_SPI1_MISO (4u) +#define IOF_SPI1_SCK (5u) +#define IOF_SPI1_DQ0 (3u) +#define IOF_SPI1_DQ1 (4u) +#define IOF_SPI1_DQ2 (6u) +#define IOF_SPI1_DQ3 (7u) + +#define IOF0_SPI2_MASK _AC(0xFC000000,UL) +#define SPI2_NUM_SS (1) +#define IOF_SPI2_SS0 (26u) +#define IOF_SPI2_MOSI (27u) +#define IOF_SPI2_MISO (28u) +#define IOF_SPI2_SCK (29u) +#define IOF_SPI2_DQ0 (27u) +#define IOF_SPI2_DQ1 (28u) +#define IOF_SPI2_DQ2 (30u) +#define IOF_SPI2_DQ3 (31u) + +//#define IOF0_I2C_MASK _AC(0x00003000,UL) + +#define IOF0_UART0_MASK _AC(0x00030000, UL) +#define IOF_UART0_RX (16u) +#define IOF_UART0_TX (17u) + +#define IOF0_UART1_MASK _AC(0x03000000, UL) +#define IOF_UART1_RX (24u) +#define IOF_UART1_TX (25u) + +#define IOF1_PWM0_MASK _AC(0x0000000F, UL) +#define IOF1_PWM1_MASK _AC(0x00780000, UL) +#define IOF1_PWM2_MASK _AC(0x00003C00, UL) + +// Interrupt numbers +#define INT_RESERVED 0 +#define INT_WDOGCMP 1 +#define INT_RTCCMP 2 +#define INT_UART0_BASE 3 +#define INT_UART1_BASE 4 +#define INT_SPI0_BASE 5 +#define INT_SPI1_BASE 6 +#define INT_SPI2_BASE 7 +#define INT_GPIO_BASE 8 +#define INT_PWM0_BASE 40 +#define INT_PWM1_BASE 44 +#define INT_PWM2_BASE 48 + +// Helper functions +#define _REG32(p, i) (*(volatile uint32_t *) ((p) + (i))) +#define _REG32P(p, i) ((volatile uint32_t *) ((p) + (i))) +#define AON_REG(offset) _REG32(AON_CTRL_ADDR, offset) +#define CLINT_REG(offset) _REG32(CLINT_CTRL_ADDR, offset) +#define GPIO_REG(offset) _REG32(GPIO_CTRL_ADDR, offset) +#define OTP_REG(offset) _REG32(OTP_CTRL_ADDR, offset) +#define PLIC_REG(offset) _REG32(PLIC_CTRL_ADDR, offset) +#define PRCI_REG(offset) _REG32(PRCI_CTRL_ADDR, offset) +#define PWM0_REG(offset) _REG32(PWM0_CTRL_ADDR, offset) +#define PWM1_REG(offset) _REG32(PWM1_CTRL_ADDR, offset) +#define PWM2_REG(offset) _REG32(PWM2_CTRL_ADDR, offset) +#define SPI0_REG(offset) _REG32(SPI0_CTRL_ADDR, offset) +#define SPI1_REG(offset) _REG32(SPI1_CTRL_ADDR, offset) +#define SPI2_REG(offset) _REG32(SPI2_CTRL_ADDR, offset) +#define UART0_REG(offset) _REG32(UART0_CTRL_ADDR, offset) +#define UART1_REG(offset) _REG32(UART1_CTRL_ADDR, offset) + +// Misc + +#include + +#define NUM_GPIO 32 + +#define PLIC_NUM_INTERRUPTS 52 +#define PLIC_NUM_PRIORITIES 7 + +#include "hifive1.h" + +unsigned long get_cpu_freq(void); +unsigned long get_timer_freq(void); +uint64_t get_timer_value(void); + +#endif /* _SIFIVE_PLATFORM_H */ diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/hifive1.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/hifive1.h new file mode 100644 index 000000000..d8fa4c981 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/hifive1.h @@ -0,0 +1,81 @@ +// See LICENSE for license details. + +#ifndef _SIFIVE_HIFIVE1_H +#define _SIFIVE_HIFIVE1_H + +#include + +/**************************************************************************** + * GPIO Connections + *****************************************************************************/ + +// These are the GPIO bit offsets for the RGB LED on HiFive1 Board. +// These are also mapped to RGB LEDs on the Freedom E300 Arty +// FPGA +// Dev Kit. + +#define RED_LED_OFFSET 22 +#define GREEN_LED_OFFSET 19 +#define BLUE_LED_OFFSET 21 + +// These are the GPIO bit offsets for the differen digital pins +// on the headers for both the HiFive1 Board and the Freedom E300 Arty FPGA Dev Kit. +#define PIN_0_OFFSET 16 +#define PIN_1_OFFSET 17 +#define PIN_2_OFFSET 18 +#define PIN_3_OFFSET 19 +#define PIN_4_OFFSET 20 +#define PIN_5_OFFSET 21 +#define PIN_6_OFFSET 22 +#define PIN_7_OFFSET 23 +#define PIN_8_OFFSET 0 +#define PIN_9_OFFSET 1 +#define PIN_10_OFFSET 2 +#define PIN_11_OFFSET 3 +#define PIN_12_OFFSET 4 +#define PIN_13_OFFSET 5 +//#define PIN_14_OFFSET 8 //This pin is not connected on either board. +#define PIN_15_OFFSET 9 +#define PIN_16_OFFSET 10 +#define PIN_17_OFFSET 11 +#define PIN_18_OFFSET 12 +#define PIN_19_OFFSET 13 + +// These are *PIN* numbers, not +// GPIO Offset Numbers. +#define PIN_SPI1_SCK (13u) +#define PIN_SPI1_MISO (12u) +#define PIN_SPI1_MOSI (11u) +#define PIN_SPI1_SS0 (10u) +#define PIN_SPI1_SS1 (14u) +#define PIN_SPI1_SS2 (15u) +#define PIN_SPI1_SS3 (16u) + +#define SS_PIN_TO_CS_ID(x) \ + ((x==PIN_SPI1_SS0 ? 0 : \ + (x==PIN_SPI1_SS1 ? 1 : \ + (x==PIN_SPI1_SS2 ? 2 : \ + (x==PIN_SPI1_SS3 ? 3 : \ + -1))))) + + +// These buttons are present only on the Freedom E300 Arty Dev Kit. +#ifdef HAS_BOARD_BUTTONS +#define BUTTON_0_OFFSET 15 +#define BUTTON_1_OFFSET 30 +#define BUTTON_2_OFFSET 31 + +#define INT_DEVICE_BUTTON_0 (INT_GPIO_BASE + BUTTON_0_OFFSET) +#define INT_DEVICE_BUTTON_1 (INT_GPIO_BASE + BUTTON_1_OFFSET) +#define INT_DEVICE_BUTTON_2 (INT_GPIO_BASE + BUTTON_2_OFFSET) + +#endif + +#define HAS_HFXOSC 1 +#define HAS_LFROSC_BYPASS 1 + +#define RTC_FREQ 32768 + +void write_hex(int fd, unsigned long int hex); + +#endif /* _SIFIVE_HIFIVE1_H */ diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/start.S b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/start.S new file mode 100644 index 000000000..ac24d5125 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/env/start.S @@ -0,0 +1,110 @@ +// See LICENSE for license details. + +/* This is defined in sifive/platform.h, but that can't be included from + * assembly. */ +#define CLINT_CTRL_ADDR 0x02000000 + + .section .init + .globl _start + .type _start,@function + +_start: + .cfi_startproc + .cfi_undefined ra +.option push +.option norelax + la gp, __global_pointer$ +.option pop + la sp, _sp + +#if defined(ENABLE_SMP) + smp_pause(t0, t1) +#endif + + /* Load data section */ + la a0, _data_lma + la a1, _data + la a2, _edata + bgeu a1, a2, 2f +1: + lw t0, (a0) + sw t0, (a1) + addi a0, a0, 4 + addi a1, a1, 4 + bltu a1, a2, 1b +2: + + /* Clear bss section */ + la a0, __bss_start + la a1, _end + bgeu a0, a1, 2f +1: + sw zero, (a0) + addi a0, a0, 4 + bltu a0, a1, 1b +2: + + /* Call global constructors */ + la a0, __libc_fini_array + call atexit + call __libc_init_array + +#ifndef __riscv_float_abi_soft + /* Enable FPU */ + li t0, MSTATUS_FS + csrs mstatus, t0 + csrr t1, mstatus + and t1, t1, t0 + beqz t1, 1f + fssr x0 +1: +#endif + +#if defined(ENABLE_SMP) + smp_resume(t0, t1) + + csrr a0, mhartid + bnez a0, 2f +#endif + + auipc ra, 0 + addi sp, sp, -16 +#if __riscv_xlen == 32 + sw ra, 8(sp) +#else + sd ra, 8(sp) +#endif + + /* argc = argv = 0 */ + li a0, 0 + li a1, 0 + call main + tail exit +1: + j 1b + +#if defined(ENABLE_SMP) +2: + la t0, trap_entry + csrw mtvec, t0 + + csrr a0, mhartid + la t1, _sp + slli t0, a0, 10 + sub sp, t1, t0 + + auipc ra, 0 + addi sp, sp, -16 +#if __riscv_xlen == 32 + sw ra, 8(sp) +#else + sd ra, 8(sp) +#endif + + call secondary_main + tail exit + +1: + j 1b +#endif + .cfi_endproc diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/bits.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/bits.h new file mode 100644 index 000000000..54ea8a4a3 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/bits.h @@ -0,0 +1,36 @@ +// See LICENSE for license details. +#ifndef _RISCV_BITS_H +#define _RISCV_BITS_H + +#define likely(x) __builtin_expect((x), 1) +#define unlikely(x) __builtin_expect((x), 0) + +#define ROUNDUP(a, b) ((((a)-1)/(b)+1)*(b)) +#define ROUNDDOWN(a, b) ((a)/(b)*(b)) + +#define MAX(a, b) ((a) > (b) ? (a) : (b)) +#define MIN(a, b) ((a) < (b) ? (a) : (b)) +#define CLAMP(a, lo, hi) MIN(MAX(a, lo), hi) + +#define EXTRACT_FIELD(val, which) (((val) & (which)) / ((which) & ~((which)-1))) +#define INSERT_FIELD(val, which, fieldval) (((val) & ~(which)) | ((fieldval) * ((which) & ~((which)-1)))) + +#define STR(x) XSTR(x) +#define XSTR(x) #x + +#if __riscv_xlen == 64 +# define SLL32 sllw +# define STORE sd +# define LOAD ld +# define LWU lwu +# define LOG_REGBYTES 3 +#else +# define SLL32 sll +# define STORE sw +# define LOAD lw +# define LWU lw +# define LOG_REGBYTES 2 +#endif +#define REGBYTES (1 << LOG_REGBYTES) + +#endif diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/const.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/const.h new file mode 100644 index 000000000..fdd6fcae2 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/const.h @@ -0,0 +1,18 @@ +// See LICENSE for license details. +/* Derived from */ + +#ifndef _SIFIVE_CONST_H +#define _SIFIVE_CONST_H + +#ifdef __ASSEMBLER__ +#define _AC(X,Y) X +#define _AT(T,X) X +#else +#define _AC(X,Y) (X##Y) +#define _AT(T,X) ((T)(X)) +#endif /* !__ASSEMBLER__*/ + +#define _BITUL(x) (_AC(1,UL) << (x)) +#define _BITULL(x) (_AC(1,ULL) << (x)) + +#endif /* _SIFIVE_CONST_H */ diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/aon.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/aon.h new file mode 100644 index 000000000..784153702 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/aon.h @@ -0,0 +1,88 @@ +// See LICENSE for license details. + +#ifndef _SIFIVE_AON_H +#define _SIFIVE_AON_H + +/* Register offsets */ + +#define AON_WDOGCFG 0x000 +#define AON_WDOGCOUNT 0x008 +#define AON_WDOGS 0x010 +#define AON_WDOGFEED 0x018 +#define AON_WDOGKEY 0x01C +#define AON_WDOGCMP 0x020 + +#define AON_RTCCFG 0x040 +#define AON_RTCLO 0x048 +#define AON_RTCHI 0x04C +#define AON_RTCS 0x050 +#define AON_RTCCMP 0x060 + +#define AON_BACKUP0 0x080 +#define AON_BACKUP1 0x084 +#define AON_BACKUP2 0x088 +#define AON_BACKUP3 0x08C +#define AON_BACKUP4 0x090 +#define AON_BACKUP5 0x094 +#define AON_BACKUP6 0x098 +#define AON_BACKUP7 0x09C +#define AON_BACKUP8 0x0A0 +#define AON_BACKUP9 0x0A4 +#define AON_BACKUP10 0x0A8 +#define AON_BACKUP11 0x0AC +#define AON_BACKUP12 0x0B0 +#define AON_BACKUP13 0x0B4 +#define AON_BACKUP14 0x0B8 +#define AON_BACKUP15 0x0BC + +#define AON_PMUWAKEUPI0 0x100 +#define AON_PMUWAKEUPI1 0x104 +#define AON_PMUWAKEUPI2 0x108 +#define AON_PMUWAKEUPI3 0x10C +#define AON_PMUWAKEUPI4 0x110 +#define AON_PMUWAKEUPI5 0x114 +#define AON_PMUWAKEUPI6 0x118 +#define AON_PMUWAKEUPI7 0x11C +#define AON_PMUSLEEPI0 0x120 +#define AON_PMUSLEEPI1 0x124 +#define AON_PMUSLEEPI2 0x128 +#define AON_PMUSLEEPI3 0x12C +#define AON_PMUSLEEPI4 0x130 +#define AON_PMUSLEEPI5 0x134 +#define AON_PMUSLEEPI6 0x138 +#define AON_PMUSLEEPI7 0x13C +#define AON_PMUIE 0x140 +#define AON_PMUCAUSE 0x144 +#define AON_PMUSLEEP 0x148 +#define AON_PMUKEY 0x14C + +#define AON_LFROSC 0x070 +/* Constants */ + +#define AON_WDOGKEY_VALUE 0x51F15E +#define AON_WDOGFEED_VALUE 0xD09F00D + +#define AON_WDOGCFG_SCALE 0x0000000F +#define AON_WDOGCFG_RSTEN 0x00000100 +#define AON_WDOGCFG_ZEROCMP 0x00000200 +#define AON_WDOGCFG_ENALWAYS 0x00001000 +#define AON_WDOGCFG_ENCOREAWAKE 0x00002000 +#define AON_WDOGCFG_CMPIP 0x10000000 + +#define AON_RTCCFG_SCALE 0x0000000F +#define AON_RTCCFG_ENALWAYS 0x00001000 +#define AON_RTCCFG_CMPIP 0x10000000 + +#define AON_WAKEUPCAUSE_RESET 0x00 +#define AON_WAKEUPCAUSE_RTC 0x01 +#define AON_WAKEUPCAUSE_DWAKEUP 0x02 +#define AON_WAKEUPCAUSE_AWAKEUP 0x03 + +#define AON_RESETCAUSE_POWERON 0x0000 +#define AON_RESETCAUSE_EXTERNAL 0x0100 +#define AON_RESETCAUSE_WATCHDOG 0x0200 + +#define AON_PMUCAUSE_WAKEUPCAUSE 0x00FF +#define AON_PMUCAUSE_RESETCAUSE 0xFF00 + +#endif /* _SIFIVE_AON_H */ diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/clint.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/clint.h new file mode 100644 index 000000000..057ba0205 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/clint.h @@ -0,0 +1,14 @@ +// See LICENSE for license details + +#ifndef _SIFIVE_CLINT_H +#define _SIFIVE_CLINT_H + + +#define CLINT_MSIP 0x0000 +#define CLINT_MSIP_size 0x4 +#define CLINT_MTIMECMP 0x4000 +#define CLINT_MTIMECMP_size 0x8 +#define CLINT_MTIME 0xBFF8 +#define CLINT_MTIME_size 0x8 + +#endif /* _SIFIVE_CLINT_H */ diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/gpio.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/gpio.h new file mode 100644 index 000000000..69239de9b --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/gpio.h @@ -0,0 +1,24 @@ +// See LICENSE for license details. + +#ifndef _SIFIVE_GPIO_H +#define _SIFIVE_GPIO_H + +#define GPIO_INPUT_VAL (0x00) +#define GPIO_INPUT_EN (0x04) +#define GPIO_OUTPUT_EN (0x08) +#define GPIO_OUTPUT_VAL (0x0C) +#define GPIO_PULLUP_EN (0x10) +#define GPIO_DRIVE (0x14) +#define GPIO_RISE_IE (0x18) +#define GPIO_RISE_IP (0x1C) +#define GPIO_FALL_IE (0x20) +#define GPIO_FALL_IP (0x24) +#define GPIO_HIGH_IE (0x28) +#define GPIO_HIGH_IP (0x2C) +#define GPIO_LOW_IE (0x30) +#define GPIO_LOW_IP (0x34) +#define GPIO_IOF_EN (0x38) +#define GPIO_IOF_SEL (0x3C) +#define GPIO_OUTPUT_XOR (0x40) + +#endif /* _SIFIVE_GPIO_H */ diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/otp.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/otp.h new file mode 100644 index 000000000..2482518f1 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/otp.h @@ -0,0 +1,23 @@ +// See LICENSE for license details. + +#ifndef _SIFIVE_OTP_H +#define _SIFIVE_OTP_H + +/* Register offsets */ + +#define OTP_LOCK 0x00 +#define OTP_CK 0x04 +#define OTP_OE 0x08 +#define OTP_SEL 0x0C +#define OTP_WE 0x10 +#define OTP_MR 0x14 +#define OTP_MRR 0x18 +#define OTP_MPP 0x1C +#define OTP_VRREN 0x20 +#define OTP_VPPEN 0x24 +#define OTP_A 0x28 +#define OTP_D 0x2C +#define OTP_Q 0x30 +#define OTP_READ_TIMINGS 0x34 + +#endif diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/plic.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/plic.h new file mode 100644 index 000000000..494e04e01 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/plic.h @@ -0,0 +1,31 @@ +// See LICENSE for license details. + +#ifndef PLIC_H +#define PLIC_H + +#include + +// 32 bits per source +#define PLIC_PRIORITY_OFFSET _AC(0x0000,UL) +#define PLIC_PRIORITY_SHIFT_PER_SOURCE 2 +// 1 bit per source (1 address) +#define PLIC_PENDING_OFFSET _AC(0x1000,UL) +#define PLIC_PENDING_SHIFT_PER_SOURCE 0 + +//0x80 per target +#define PLIC_ENABLE_OFFSET _AC(0x2000,UL) +#define PLIC_ENABLE_SHIFT_PER_TARGET 7 + + +#define PLIC_THRESHOLD_OFFSET _AC(0x200000,UL) +#define PLIC_CLAIM_OFFSET _AC(0x200004,UL) +#define PLIC_THRESHOLD_SHIFT_PER_TARGET 12 +#define PLIC_CLAIM_SHIFT_PER_TARGET 12 + +#define PLIC_MAX_SOURCE 1023 +#define PLIC_SOURCE_MASK 0x3FF + +#define PLIC_MAX_TARGET 15871 +#define PLIC_TARGET_MASK 0x3FFF + +#endif /* PLIC_H */ diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/prci.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/prci.h new file mode 100644 index 000000000..582863cdc --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/prci.h @@ -0,0 +1,56 @@ +// See LICENSE for license details. + +#ifndef _SIFIVE_PRCI_H +#define _SIFIVE_PRCI_H + +/* Register offsets */ + +#define PRCI_HFROSCCFG (0x0000) +#define PRCI_HFXOSCCFG (0x0004) +#define PRCI_PLLCFG (0x0008) +#define PRCI_PLLDIV (0x000C) +#define PRCI_PROCMONCFG (0x00F0) + +/* Fields */ +#define ROSC_DIV(x) (((x) & 0x2F) << 0 ) +#define ROSC_TRIM(x) (((x) & 0x1F) << 16) +#define ROSC_EN(x) (((x) & 0x1 ) << 30) +#define ROSC_RDY(x) (((x) & 0x1 ) << 31) + +#define XOSC_EN(x) (((x) & 0x1) << 30) +#define XOSC_RDY(x) (((x) & 0x1) << 31) + +#define PLL_R(x) (((x) & 0x7) << 0) +// single reserved bit for F LSB. +#define PLL_F(x) (((x) & 0x3F) << 4) +#define PLL_Q(x) (((x) & 0x3) << 10) +#define PLL_SEL(x) (((x) & 0x1) << 16) +#define PLL_REFSEL(x) (((x) & 0x1) << 17) +#define PLL_BYPASS(x) (((x) & 0x1) << 18) +#define PLL_LOCK(x) (((x) & 0x1) << 31) + +#define PLL_R_default 0x1 +#define PLL_F_default 0x1F +#define PLL_Q_default 0x3 + +#define PLL_REFSEL_HFROSC 0x0 +#define PLL_REFSEL_HFXOSC 0x1 + +#define PLL_SEL_HFROSC 0x0 +#define PLL_SEL_PLL 0x1 + +#define PLL_FINAL_DIV(x) (((x) & 0x3F) << 0) +#define PLL_FINAL_DIV_BY_1(x) (((x) & 0x1 ) << 8) + +#define PROCMON_DIV(x) (((x) & 0x1F) << 0) +#define PROCMON_TRIM(x) (((x) & 0x1F) << 8) +#define PROCMON_EN(x) (((x) & 0x1) << 16) +#define PROCMON_SEL(x) (((x) & 0x3) << 24) +#define PROCMON_NT_EN(x) (((x) & 0x1) << 28) + +#define PROCMON_SEL_HFCLK 0 +#define PROCMON_SEL_HFXOSCIN 1 +#define PROCMON_SEL_PLLOUTDIV 2 +#define PROCMON_SEL_PROCMON 3 + +#endif // _SIFIVE_PRCI_H diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/pwm.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/pwm.h new file mode 100644 index 000000000..3c5f704fa --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/pwm.h @@ -0,0 +1,37 @@ +// See LICENSE for license details. + +#ifndef _SIFIVE_PWM_H +#define _SIFIVE_PWM_H + +/* Register offsets */ + +#define PWM_CFG 0x00 +#define PWM_COUNT 0x08 +#define PWM_S 0x10 +#define PWM_CMP0 0x20 +#define PWM_CMP1 0x24 +#define PWM_CMP2 0x28 +#define PWM_CMP3 0x2C + +/* Constants */ + +#define PWM_CFG_SCALE 0x0000000F +#define PWM_CFG_STICKY 0x00000100 +#define PWM_CFG_ZEROCMP 0x00000200 +#define PWM_CFG_DEGLITCH 0x00000400 +#define PWM_CFG_ENALWAYS 0x00001000 +#define PWM_CFG_ONESHOT 0x00002000 +#define PWM_CFG_CMP0CENTER 0x00010000 +#define PWM_CFG_CMP1CENTER 0x00020000 +#define PWM_CFG_CMP2CENTER 0x00040000 +#define PWM_CFG_CMP3CENTER 0x00080000 +#define PWM_CFG_CMP0GANG 0x01000000 +#define PWM_CFG_CMP1GANG 0x02000000 +#define PWM_CFG_CMP2GANG 0x04000000 +#define PWM_CFG_CMP3GANG 0x08000000 +#define PWM_CFG_CMP0IP 0x10000000 +#define PWM_CFG_CMP1IP 0x20000000 +#define PWM_CFG_CMP2IP 0x40000000 +#define PWM_CFG_CMP3IP 0x80000000 + +#endif /* _SIFIVE_PWM_H */ diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/spi.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/spi.h new file mode 100644 index 000000000..e3c1d35af --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/spi.h @@ -0,0 +1,80 @@ +// See LICENSE for license details. + +#ifndef _SIFIVE_SPI_H +#define _SIFIVE_SPI_H + +/* Register offsets */ + +#define SPI_REG_SCKDIV 0x00 +#define SPI_REG_SCKMODE 0x04 +#define SPI_REG_CSID 0x10 +#define SPI_REG_CSDEF 0x14 +#define SPI_REG_CSMODE 0x18 + +#define SPI_REG_DCSSCK 0x28 +#define SPI_REG_DSCKCS 0x2a +#define SPI_REG_DINTERCS 0x2c +#define SPI_REG_DINTERXFR 0x2e + +#define SPI_REG_FMT 0x40 +#define SPI_REG_TXFIFO 0x48 +#define SPI_REG_RXFIFO 0x4c +#define SPI_REG_TXCTRL 0x50 +#define SPI_REG_RXCTRL 0x54 + +#define SPI_REG_FCTRL 0x60 +#define SPI_REG_FFMT 0x64 + +#define SPI_REG_IE 0x70 +#define SPI_REG_IP 0x74 + +/* Fields */ + +#define SPI_SCK_PHA 0x1 +#define SPI_SCK_POL 0x2 + +#define SPI_FMT_PROTO(x) ((x) & 0x3) +#define SPI_FMT_ENDIAN(x) (((x) & 0x1) << 2) +#define SPI_FMT_DIR(x) (((x) & 0x1) << 3) +#define SPI_FMT_LEN(x) (((x) & 0xf) << 16) + +/* TXCTRL register */ +#define SPI_TXWM(x) ((x) & 0xffff) +/* RXCTRL register */ +#define SPI_RXWM(x) ((x) & 0xffff) + +#define SPI_IP_TXWM 0x1 +#define SPI_IP_RXWM 0x2 + +#define SPI_FCTRL_EN 0x1 + +#define SPI_INSN_CMD_EN 0x1 +#define SPI_INSN_ADDR_LEN(x) (((x) & 0x7) << 1) +#define SPI_INSN_PAD_CNT(x) (((x) & 0xf) << 4) +#define SPI_INSN_CMD_PROTO(x) (((x) & 0x3) << 8) +#define SPI_INSN_ADDR_PROTO(x) (((x) & 0x3) << 10) +#define SPI_INSN_DATA_PROTO(x) (((x) & 0x3) << 12) +#define SPI_INSN_CMD_CODE(x) (((x) & 0xff) << 16) +#define SPI_INSN_PAD_CODE(x) (((x) & 0xff) << 24) + +#define SPI_TXFIFO_FULL (1 << 31) +#define SPI_RXFIFO_EMPTY (1 << 31) + +/* Values */ + +#define SPI_CSMODE_AUTO 0 +#define SPI_CSMODE_HOLD 2 +#define SPI_CSMODE_OFF 3 + +#define SPI_DIR_RX 0 +#define SPI_DIR_TX 1 + +#define SPI_PROTO_S 0 +#define SPI_PROTO_D 1 +#define SPI_PROTO_Q 2 + +#define SPI_ENDIAN_MSB 0 +#define SPI_ENDIAN_LSB 1 + + +#endif /* _SIFIVE_SPI_H */ diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/uart.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/uart.h new file mode 100644 index 000000000..ce9fd01ca --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/devices/uart.h @@ -0,0 +1,27 @@ +// See LICENSE for license details. + +#ifndef _SIFIVE_UART_H +#define _SIFIVE_UART_H + +/* Register offsets */ +#define UART_REG_TXFIFO 0x00 +#define UART_REG_RXFIFO 0x04 +#define UART_REG_TXCTRL 0x08 +#define UART_REG_RXCTRL 0x0c +#define UART_REG_IE 0x10 +#define UART_REG_IP 0x14 +#define UART_REG_DIV 0x18 + +/* TXCTRL register */ +#define UART_TXEN 0x1 +#define UART_TXWM(x) (((x) & 0xffff) << 16) + +/* RXCTRL register */ +#define UART_RXEN 0x1 +#define UART_RXWM(x) (((x) & 0xffff) << 16) + +/* IP register */ +#define UART_IP_TXWM 0x1 +#define UART_IP_RXWM 0x2 + +#endif /* _SIFIVE_UART_H */ diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/sections.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/sections.h new file mode 100644 index 000000000..bcbf9f820 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/sections.h @@ -0,0 +1,17 @@ +// See LICENSE for license details. +#ifndef _SECTIONS_H +#define _SECTIONS_H + +extern unsigned char _rom[]; +extern unsigned char _rom_end[]; + +extern unsigned char _ram[]; +extern unsigned char _ram_end[]; + +extern unsigned char _ftext[]; +extern unsigned char _etext[]; +extern unsigned char _fbss[]; +extern unsigned char _ebss[]; +extern unsigned char _end[]; + +#endif /* _SECTIONS_H */ diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/smp.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/smp.h new file mode 100644 index 000000000..8e7d4857a --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/include/sifive/smp.h @@ -0,0 +1,65 @@ +#ifndef SIFIVE_SMP +#define SIFIVE_SMP + +// The maximum number of HARTs this code supports +#ifndef MAX_HARTS +#define MAX_HARTS 32 +#endif +#define CLINT_END_HART_IPI CLINT_CTRL_ADDR + (MAX_HARTS*4) + +// The hart that non-SMP tests should run on +#ifndef NONSMP_HART +#define NONSMP_HART 0 +#endif + +/* If your test cannot handle multiple-threads, use this: + * smp_disable(reg1) + */ +#define smp_disable(reg1, reg2) \ + csrr reg1, mhartid ;\ + li reg2, NONSMP_HART ;\ + beq reg1, reg2, hart0_entry ;\ +42: ;\ + wfi ;\ + j 42b ;\ +hart0_entry: + +/* If your test needs to temporarily block multiple-threads, do this: + * smp_pause(reg1, reg2) + * ... single-threaded work ... + * smp_resume(reg1, reg2) + * ... multi-threaded work ... + */ + +#define smp_pause(reg1, reg2) \ + li reg2, 0x8 ;\ + csrw mie, reg2 ;\ + csrr reg2, mhartid ;\ + bnez reg2, 42f + +#define smp_resume(reg1, reg2) \ + li reg1, CLINT_CTRL_ADDR ;\ +41: ;\ + li reg2, 1 ;\ + sw reg2, 0(reg1) ;\ + addi reg1, reg1, 4 ;\ + li reg2, CLINT_END_HART_IPI ;\ + blt reg1, reg2, 41b ;\ +42: ;\ + wfi ;\ + csrr reg2, mip ;\ + andi reg2, reg2, 0x8 ;\ + beqz reg2, 42b ;\ + li reg1, CLINT_CTRL_ADDR ;\ + csrr reg2, mhartid ;\ + slli reg2, reg2, 2 ;\ + add reg2, reg2, reg1 ;\ + sw zero, 0(reg2) ;\ +41: ;\ + lw reg2, 0(reg1) ;\ + bnez reg2, 41b ;\ + addi reg1, reg1, 4 ;\ + li reg2, CLINT_END_HART_IPI ;\ + blt reg1, reg2, 41b + +#endif diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/misc/write_hex.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/misc/write_hex.c new file mode 100644 index 000000000..4d25241f8 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/misc/write_hex.c @@ -0,0 +1,19 @@ +/* See LICENSE of license details. */ + +#include +#include +#include "platform.h" + +void write_hex(int fd, unsigned long int hex) +{ + uint8_t ii; + uint8_t jj; + char towrite; + write(fd , "0x", 2); + for (ii = sizeof(unsigned long int) * 2 ; ii > 0; ii--) { + jj = ii - 1; + uint8_t digit = ((hex & (0xF << (jj*4))) >> (jj*4)); + towrite = digit < 0xA ? ('0' + digit) : ('A' + (digit - 0xA)); + write(fd, &towrite, 1); + } +} diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/stdlib/malloc.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/stdlib/malloc.c new file mode 100644 index 000000000..871766fb7 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/stdlib/malloc.c @@ -0,0 +1,17 @@ +/* See LICENSE for license details. */ + +/* These functions are intended for embedded RV32 systems and are + obviously incorrect in general. */ + +void* __wrap_malloc(unsigned long sz) +{ + extern void* sbrk(long); + void* res = sbrk(sz); + if ((long)res == -1) + return 0; + return res; +} + +void __wrap_free(void* ptr) +{ +} diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/_exit.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/_exit.c new file mode 100644 index 000000000..89b0b3d62 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/_exit.c @@ -0,0 +1,17 @@ +/* See LICENSE of license details. */ + +#include +#include "platform.h" +#include "weak_under_alias.h" + +void __wrap_exit(int code) +{ + const char message[] = "\nProgam has exited with code:"; + + write(STDERR_FILENO, message, sizeof(message) - 1); + write_hex(STDERR_FILENO, code); + write(STDERR_FILENO, "\n", 1); + + for (;;); +} +weak_under_alias(exit); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/close.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/close.c new file mode 100644 index 000000000..fe2dd779e --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/close.c @@ -0,0 +1,11 @@ +/* See LICENSE of license details. */ + +#include +#include "stub.h" +#include "weak_under_alias.h" + +int __wrap_close(int fd) +{ + return _stub(EBADF); +} +weak_under_alias(close); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/execve.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/execve.c new file mode 100644 index 000000000..508ae21be --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/execve.c @@ -0,0 +1,11 @@ +/* See LICENSE of license details. */ + +#include +#include "stub.h" +#include "weak_under_alias.h" + +int __wrap_execve(const char* name, char* const argv[], char* const env[]) +{ + return _stub(ENOMEM); +} +weak_under_alias(execve); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/fork.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/fork.c new file mode 100644 index 000000000..3f05a67fc --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/fork.c @@ -0,0 +1,9 @@ +/* See LICENSE of license details. */ + +#include +#include "stub.h" + +int fork(void) +{ + return _stub(EAGAIN); +} diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/fstat.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/fstat.c new file mode 100644 index 000000000..8de6b8c2c --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/fstat.c @@ -0,0 +1,18 @@ +/* See LICENSE of license details. */ + +#include +#include +#include +#include "stub.h" +#include "weak_under_alias.h" + +int __wrap_fstat(int fd, struct stat* st) +{ + if (isatty(fd)) { + st->st_mode = S_IFCHR; + return 0; + } + + return _stub(EBADF); +} +weak_under_alias(fstat); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/getpid.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/getpid.c new file mode 100644 index 000000000..8b2a7c729 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/getpid.c @@ -0,0 +1,8 @@ +/* See LICENSE of license details. */ +#include "weak_under_alias.h" + +int __wrap_getpid(void) +{ + return 1; +} +weak_under_alias(getpid); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/isatty.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/isatty.c new file mode 100644 index 000000000..d65f932ff --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/isatty.c @@ -0,0 +1,13 @@ +/* See LICENSE of license details. */ + +#include +#include "weak_under_alias.h" + +int __wrap_isatty(int fd) +{ + if (fd == STDOUT_FILENO || fd == STDERR_FILENO) + return 1; + + return 0; +} +weak_under_alias(isatty); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/kill.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/kill.c new file mode 100644 index 000000000..fe1fa620c --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/kill.c @@ -0,0 +1,11 @@ +/* See LICENSE of license details. */ + +#include +#include "stub.h" +#include "weak_under_alias.h" + +int __wrap_kill(int pid, int sig) +{ + return _stub(EINVAL); +} +weak_under_alias(kill); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/link.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/link.c new file mode 100644 index 000000000..eeac5b91e --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/link.c @@ -0,0 +1,11 @@ +/* See LICENSE of license details. */ + +#include +#include "stub.h" +#include "weak_under_alias.h" + +int __wrap_link(const char *old_name, const char *new_name) +{ + return _stub(EMLINK); +} +weak_under_alias(link); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/lseek.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/lseek.c new file mode 100644 index 000000000..81b2b78af --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/lseek.c @@ -0,0 +1,16 @@ +/* See LICENSE of license details. */ + +#include +#include +#include +#include "stub.h" +#include "weak_under_alias.h" + +off_t __wrap_lseek(int fd, off_t ptr, int dir) +{ + if (isatty(fd)) + return 0; + + return _stub(EBADF); +} +weak_under_alias(lseek); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/open.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/open.c new file mode 100644 index 000000000..8b74f2a21 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/open.c @@ -0,0 +1,11 @@ +/* See LICENSE of license details. */ + +#include +#include "stub.h" +#include "weak_under_alias.h" + +int __wrap_open(const char* name, int flags, int mode) +{ + return _stub(ENOENT); +} +weak_under_alias(open); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/openat.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/openat.c new file mode 100644 index 000000000..687e0e2b7 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/openat.c @@ -0,0 +1,11 @@ +/* See LICENSE of license details. */ + +#include +#include "stub.h" +#include "weak_under_alias.h" + +int __wrap_openat(int dirfd, const char* name, int flags, int mode) +{ + return _stub(ENOENT); +} +weak_under_alias(openat); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/puts.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/puts.c new file mode 100644 index 000000000..45c05c0ad --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/puts.c @@ -0,0 +1,28 @@ +/* See LICENSE of license details. */ + +#include +#include +#include +#include + +#include "platform.h" +#include "stub.h" +#include "weak_under_alias.h" + +int __wrap_puts(const char *s) +{ + while (*s != '\0') { + while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ; + UART0_REG(UART_REG_TXFIFO) = *s; + + if (*s == '\n') { + while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ; + UART0_REG(UART_REG_TXFIFO) = '\r'; + } + + ++s; + } + + return 0; +} +weak_under_alias(puts); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/read.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/read.c new file mode 100644 index 000000000..08d0ab55d --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/read.c @@ -0,0 +1,32 @@ +/* See LICENSE of license details. */ + +#include +#include +#include +#include + +#include "platform.h" +#include "stub.h" +#include "weak_under_alias.h" + +ssize_t __wrap_read(int fd, void* ptr, size_t len) +{ + uint8_t * current = (uint8_t *)ptr; + volatile uint32_t * uart_rx = (uint32_t *)(UART0_CTRL_ADDR + UART_REG_RXFIFO); + volatile uint8_t * uart_rx_cnt = (uint8_t *)(UART0_CTRL_ADDR + UART_REG_RXCTRL + 2); + + ssize_t result = 0; + + if (isatty(fd)) { + for (current = (uint8_t *)ptr; + (current < ((uint8_t *)ptr) + len) && (*uart_rx_cnt > 0); + current ++) { + *current = *uart_rx; + result++; + } + return result; + } + + return _stub(EBADF); +} +weak_under_alias(read); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/sbrk.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/sbrk.c new file mode 100644 index 000000000..451bc27c7 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/sbrk.c @@ -0,0 +1,18 @@ +/* See LICENSE of license details. */ + +#include +#include "weak_under_alias.h" + +void *__wrap_sbrk(ptrdiff_t incr) +{ + extern char _end[]; + extern char _heap_end[]; + static char *curbrk = _end; + + if ((curbrk + incr < _end) || (curbrk + incr > _heap_end)) + return NULL - 1; + + curbrk += incr; + return curbrk - incr; +} +weak_under_alias(sbrk); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/stat.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/stat.c new file mode 100644 index 000000000..b950590a2 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/stat.c @@ -0,0 +1,12 @@ +/* See LICENSE of license details. */ + +#include +#include +#include "stub.h" +#include "weak_under_alias.h" + +int __wrap_stat(const char* file, struct stat* st) +{ + return _stub(EACCES); +} +weak_under_alias(stat); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/stub.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/stub.h new file mode 100644 index 000000000..cebdddae2 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/stub.h @@ -0,0 +1,10 @@ +/* See LICENSE of license details. */ +#ifndef _SIFIVE_SYS_STUB_H +#define _SIFIVE_SYS_STUB_H + +static inline int _stub(int err) +{ + return -1; +} + +#endif /* _SIFIVE_SYS_STUB_H */ diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/times.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/times.c new file mode 100644 index 000000000..26e173775 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/times.c @@ -0,0 +1,12 @@ +/* See LICENSE of license details. */ + +#include +#include +#include "stub.h" +#include "weak_under_alias.h" + +clock_t __wrap_times(struct tms* buf) +{ + return _stub(EACCES); +} +weak_under_alias(times); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/unlink.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/unlink.c new file mode 100644 index 000000000..8e23464f7 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/unlink.c @@ -0,0 +1,11 @@ +/* See LICENSE of license details. */ + +#include +#include "stub.h" +#include "weak_under_alias.h" + +int __wrap_unlink(const char* name) +{ + return _stub(ENOENT); +} +weak_under_alias(unlink); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/wait.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/wait.c new file mode 100644 index 000000000..bb566e600 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/wait.c @@ -0,0 +1,9 @@ +/* See LICENSE of license details. */ + +#include +#include "stub.h" + +int wait(int* status) +{ + return _stub(ECHILD); +} diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/weak_under_alias.h b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/weak_under_alias.h new file mode 100644 index 000000000..402a223e3 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/weak_under_alias.h @@ -0,0 +1,7 @@ +#ifndef _BSP_LIBWRAP_WEAK_UNDER_ALIAS_H +#define _BSP_LIBWRAP_WEAK_UNDER_ALIAS_H + +#define weak_under_alias(name) \ + extern __typeof (__wrap_##name) __wrap__##name __attribute__ ((weak, alias ("__wrap_"#name))) + +#endif diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/write.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/write.c new file mode 100644 index 000000000..2bcb5ad19 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/freedom-e-sdk/libwrap/sys/write.c @@ -0,0 +1,31 @@ +/* See LICENSE of license details. */ + +#include +#include +#include +#include + +#include "platform.h" +#include "stub.h" +#include "weak_under_alias.h" + +ssize_t __wrap_write(int fd, const void* ptr, size_t len) +{ + const uint8_t * current = (const char *)ptr; + + if (isatty(fd)) { + for (size_t jj = 0; jj < len; jj++) { + while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ; + UART0_REG(UART_REG_TXFIFO) = current[jj]; + + if (current[jj] == '\n') { + while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ; + UART0_REG(UART_REG_TXFIFO) = '\r'; + } + } + return len; + } + + return _stub(EBADF); +} +weak_under_alias(write); diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/main.c b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/main.c new file mode 100644 index 000000000..af6c97fe8 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/main.c @@ -0,0 +1,258 @@ +// See LICENSE for license details. + +#include +#include +#include "platform.h" +#include +#include "plic/plic_driver.h" +#include "encoding.h" +#include +#include "stdatomic.h" + +void reset_demo (void); + +// Structures for registering different interrupt handlers +// for different parts of the application. +typedef void (*function_ptr_t) (void); + +void no_interrupt_handler (void) {}; + +function_ptr_t g_ext_interrupt_handlers[PLIC_NUM_INTERRUPTS]; + + +// Instance data for the PLIC. + +plic_instance_t g_plic; + + +/*Entry Point for PLIC Interrupt Handler*/ +void handle_m_ext_interrupt(){ + plic_source int_num = PLIC_claim_interrupt(&g_plic); + if ((int_num >=1 ) && (int_num < PLIC_NUM_INTERRUPTS)) { + g_ext_interrupt_handlers[int_num](); + } + else { + exit(1 + (uintptr_t) int_num); + } + PLIC_complete_interrupt(&g_plic, int_num); +} + + +/*Entry Point for Machine Timer Interrupt Handler*/ +void handle_m_time_interrupt(){ + + clear_csr(mie, MIP_MTIP); + + // Reset the timer for 3s in the future. + // This also clears the existing timer interrupt. + + volatile uint64_t * mtime = (uint64_t*) (CLINT_CTRL_ADDR + CLINT_MTIME); + volatile uint64_t * mtimecmp = (uint64_t*) (CLINT_CTRL_ADDR + CLINT_MTIMECMP); + uint64_t now = *mtime; + uint64_t then = now + 2 * RTC_FREQ; + *mtimecmp = then; + + // read the current value of the LEDS and invert them. + uint32_t leds = GPIO_REG(GPIO_OUTPUT_VAL); + + GPIO_REG(GPIO_OUTPUT_VAL) ^= ((0x1 << RED_LED_OFFSET) | + (0x1 << GREEN_LED_OFFSET) | + (0x1 << BLUE_LED_OFFSET)); + + // Re-enable the timer interrupt. + set_csr(mie, MIP_MTIP); + +} + + +const char * instructions_msg = " \ +\n\ + SIFIVE, INC.\n\ +\n\ + 5555555555555555555555555\n\ + 5555 5555\n\ + 5555 5555\n\ + 5555 5555\n\ + 5555 5555555555555555555555\n\ + 5555 555555555555555555555555\n\ + 5555 5555\n\ + 5555 5555\n\ + 5555 5555\n\ +5555555555555555555555555555 55555\n\ + 55555 555555555 55555\n\ + 55555 55555 55555\n\ + 55555 5 55555\n\ + 55555 55555\n\ + 55555 55555\n\ + 55555 55555\n\ + 55555 55555\n\ + 55555 55555\n\ + 555555555\n\ + 55555\n\ + 5\n\ +\n\ +SiFive E-Series Software Development Kit 'demo_gpio' program.\n\ +Every 2 second, the Timer Interrupt will invert the LEDs.\n\ +(Arty Dev Kit Only): Press Buttons 0, 1, 2 to Set the LEDs.\n\ +Pin 19 (HiFive1) or A5 (Arty Dev Kit) is being bit-banged\n\ +for GPIO speed demonstration.\n\ +\n\ + "; + +void print_instructions() { + + write (STDOUT_FILENO, instructions_msg, strlen(instructions_msg)); + +} + +#ifdef HAS_BOARD_BUTTONS +void button_0_handler(void) { + + // Red LED on + GPIO_REG(GPIO_OUTPUT_VAL) |= (0x1 << RED_LED_OFFSET); + + // Clear the GPIO Pending interrupt by writing 1. + GPIO_REG(GPIO_RISE_IP) = (0x1 << BUTTON_0_OFFSET); + +}; + +void button_1_handler(void) { + + // Green LED On + GPIO_REG(GPIO_OUTPUT_VAL) |= (1 << GREEN_LED_OFFSET); + + // Clear the GPIO Pending interrupt by writing 1. + GPIO_REG(GPIO_RISE_IP) = (0x1 << BUTTON_1_OFFSET); + +}; + + +void button_2_handler(void) { + + // Blue LED On + GPIO_REG(GPIO_OUTPUT_VAL) |= (1 << BLUE_LED_OFFSET); + + GPIO_REG(GPIO_RISE_IP) = (0x1 << BUTTON_2_OFFSET); + +}; +#endif + +void reset_demo (){ + + // Disable the machine & timer interrupts until setup is done. + + clear_csr(mie, MIP_MEIP); + clear_csr(mie, MIP_MTIP); + + for (int ii = 0; ii < PLIC_NUM_INTERRUPTS; ii ++){ + g_ext_interrupt_handlers[ii] = no_interrupt_handler; + } + +#ifdef HAS_BOARD_BUTTONS + g_ext_interrupt_handlers[INT_DEVICE_BUTTON_0] = button_0_handler; + g_ext_interrupt_handlers[INT_DEVICE_BUTTON_1] = button_1_handler; + g_ext_interrupt_handlers[INT_DEVICE_BUTTON_2] = button_2_handler; +#endif + + print_instructions(); + +#ifdef HAS_BOARD_BUTTONS + + // Have to enable the interrupt both at the GPIO level, + // and at the PLIC level. + PLIC_enable_interrupt (&g_plic, INT_DEVICE_BUTTON_0); + PLIC_enable_interrupt (&g_plic, INT_DEVICE_BUTTON_1); + PLIC_enable_interrupt (&g_plic, INT_DEVICE_BUTTON_2); + + // Priority must be set > 0 to trigger the interrupt. + PLIC_set_priority(&g_plic, INT_DEVICE_BUTTON_0, 1); + PLIC_set_priority(&g_plic, INT_DEVICE_BUTTON_1, 1); + PLIC_set_priority(&g_plic, INT_DEVICE_BUTTON_2, 1); + + GPIO_REG(GPIO_RISE_IE) |= (1 << BUTTON_0_OFFSET); + GPIO_REG(GPIO_RISE_IE) |= (1 << BUTTON_1_OFFSET); + GPIO_REG(GPIO_RISE_IE) |= (1 << BUTTON_2_OFFSET); + +#endif + + // Set the machine timer to go off in 3 seconds. + // The + volatile uint64_t * mtime = (uint64_t*) (CLINT_CTRL_ADDR + CLINT_MTIME); + volatile uint64_t * mtimecmp = (uint64_t*) (CLINT_CTRL_ADDR + CLINT_MTIMECMP); + uint64_t now = *mtime; + uint64_t then = now + 2*RTC_FREQ; + *mtimecmp = then; + + // Enable the Machine-External bit in MIE + set_csr(mie, MIP_MEIP); + + // Enable the Machine-Timer bit in MIE + set_csr(mie, MIP_MTIP); + + // Enable interrupts in general. + set_csr(mstatus, MSTATUS_MIE); +} + +int main(int argc, char **argv) +{ + // Set up the GPIOs such that the LED GPIO + // can be used as both Inputs and Outputs. + + +#ifdef HAS_BOARD_BUTTONS + GPIO_REG(GPIO_OUTPUT_EN) &= ~((0x1 << BUTTON_0_OFFSET) | (0x1 << BUTTON_1_OFFSET) | (0x1 << BUTTON_2_OFFSET)); + GPIO_REG(GPIO_PULLUP_EN) &= ~((0x1 << BUTTON_0_OFFSET) | (0x1 << BUTTON_1_OFFSET) | (0x1 << BUTTON_2_OFFSET)); + GPIO_REG(GPIO_INPUT_EN) |= ((0x1 << BUTTON_0_OFFSET) | (0x1 << BUTTON_1_OFFSET) | (0x1 << BUTTON_2_OFFSET)); +#endif + + GPIO_REG(GPIO_INPUT_EN) &= ~((0x1<< RED_LED_OFFSET) | (0x1<< GREEN_LED_OFFSET) | (0x1 << BLUE_LED_OFFSET)) ; + GPIO_REG(GPIO_OUTPUT_EN) |= ((0x1<< RED_LED_OFFSET)| (0x1<< GREEN_LED_OFFSET) | (0x1 << BLUE_LED_OFFSET)) ; + GPIO_REG(GPIO_OUTPUT_VAL) |= (0x1 << BLUE_LED_OFFSET) ; + GPIO_REG(GPIO_OUTPUT_VAL) &= ~((0x1<< RED_LED_OFFSET) | (0x1<< GREEN_LED_OFFSET)) ; + + + // For Bit-banging with Atomics demo. + + uint32_t bitbang_mask = 0; +#ifdef _SIFIVE_HIFIVE1_H + bitbang_mask = (1 << PIN_19_OFFSET); +#else +#ifdef _SIFIVE_COREPLEXIP_ARTY_H + bitbang_mask = (0x1 << JA_0_OFFSET); +#endif +#endif + + GPIO_REG(GPIO_OUTPUT_EN) |= bitbang_mask; + + /************************************************************************** + * Set up the PLIC + * + *************************************************************************/ + PLIC_init(&g_plic, + PLIC_CTRL_ADDR, + PLIC_NUM_INTERRUPTS, + PLIC_NUM_PRIORITIES); + + reset_demo(); + + /************************************************************************** + * Demonstrate fast GPIO bit-banging. + * One can bang it faster than this if you know + * the entire OUTPUT_VAL that you want to write, but + * Atomics give a quick way to control a single bit. + *************************************************************************/ + // For Bit-banging with Atomics demo. + + while (1){ + atomic_fetch_xor_explicit(&GPIO_REG(GPIO_OUTPUT_VAL), bitbang_mask, memory_order_relaxed); + } + + return 0; + +} + + +void trap_entry( void ) +{ +#warning Dummy until kernel code is incldued. +} diff --git a/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/sifive-freedom-e300-hifive1.cfg b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/sifive-freedom-e300-hifive1.cfg new file mode 100644 index 000000000..d0af4dd74 --- /dev/null +++ b/FreeRTOS/Demo/RISC-V-Qemu-sifive_e-FreedomStudio/sifive-freedom-e300-hifive1.cfg @@ -0,0 +1,34 @@ +adapter_khz 10000 + +interface ftdi +ftdi_device_desc "Dual RS232-HS" +ftdi_vid_pid 0x0403 0x6010 + +ftdi_layout_init 0x0008 0x001b +ftdi_layout_signal nSRST -oe 0x0020 -data 0x0020 + +#Reset Stretcher logic on FE310 is ~1 second long +#This doesn't apply if you use +# ftdi_set_signal, but still good to document +#adapter_nsrst_delay 1500 + +set _CHIPNAME riscv +jtag newtap $_CHIPNAME cpu -irlen 5 -expected-id 0x10e31913 + +set _TARGETNAME $_CHIPNAME.cpu +target create $_TARGETNAME riscv -chain-position $_TARGETNAME +$_TARGETNAME configure -work-area-phys 0x80000000 -work-area-size 10000 -work-area-backup 1 + +flash bank onboard_spi_flash fespi 0x20000000 0 0 0 $_TARGETNAME +init +#reset -- This type of reset is not implemented yet +if {[ info exists pulse_srst]} { + ftdi_set_signal nSRST 0 + ftdi_set_signal nSRST z + #Wait for the reset stretcher + #It will work without this, but + #will incur lots of delays for later commands. + sleep 1500 +} +halt +flash protect 0 64 last off