From 4b7616f44d3c7eed2270c582a49e55daa5bf6288 Mon Sep 17 00:00:00 2001 From: wdenk Date: Tue, 6 Aug 2002 20:46:37 +0000 Subject: [PATCH] Das U-Boot: Universal Boot Loader --- board/ebony/Makefile | 47 +++ board/ebony/config.mk | 44 +++ board/ebony/ebony.h | 44 +++ board/ebony/u-boot.lds | 149 +++++++ board/ebony/u-boot.lds.debug | 131 ++++++ board/esd/cpci440/Makefile | 47 +++ board/esd/cpci440/config.mk | 44 +++ board/esd/cpci440/u-boot.lds | 149 +++++++ include/440_i2c.h | 69 ++++ include/asm-ppc/processor.h | 746 +++++++++++++++++++++++++++++++++++ include/ppc4xx.h | 33 ++ 11 files changed, 1503 insertions(+) create mode 100644 board/ebony/Makefile create mode 100644 board/ebony/config.mk create mode 100644 board/ebony/ebony.h create mode 100644 board/ebony/u-boot.lds create mode 100644 board/ebony/u-boot.lds.debug create mode 100644 board/esd/cpci440/Makefile create mode 100644 board/esd/cpci440/config.mk create mode 100644 board/esd/cpci440/u-boot.lds create mode 100644 include/440_i2c.h create mode 100644 include/asm-ppc/processor.h create mode 100644 include/ppc4xx.h diff --git a/board/ebony/Makefile b/board/ebony/Makefile new file mode 100644 index 0000000000..61aee68022 --- /dev/null +++ b/board/ebony/Makefile @@ -0,0 +1,47 @@ +# +# (C) Copyright 2002 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o flash.o +SOBJS = init.o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/ebony/config.mk b/board/ebony/config.mk new file mode 100644 index 0000000000..84e3e52509 --- /dev/null +++ b/board/ebony/config.mk @@ -0,0 +1,44 @@ +# +# (C) Copyright 2002 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# esd ADCIOP boards +# + +#TEXT_BASE = 0xFFFE0000 + +ifeq ($(ramsym),1) +TEXT_BASE = 0x07FD0000 +else +TEXT_BASE = 0xFFF80000 +endif + +PLATFORM_CPPFLAGS += -DCONFIG_440=1 + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif + +ifeq ($(dbcr),1) +PLATFORM_CPPFLAGS += -DCFG_INIT_DBCR=0x8cff0000 +endif diff --git a/board/ebony/ebony.h b/board/ebony/ebony.h new file mode 100644 index 0000000000..73d489ea59 --- /dev/null +++ b/board/ebony/ebony.h @@ -0,0 +1,44 @@ +/* + * (C) Copyright 2002 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/**************************************************************************** + * FLASH Memory Map as used by TQ Monitor: + * + * Start Address Length + * +-----------------------+ 0x4000_0000 Start of Flash ----------------- + * | MON8xx code | 0x4000_0100 Reset Vector + * +-----------------------+ 0x400?_???? + * | (unused) | + * +-----------------------+ 0x4001_FF00 + * | Ethernet Addresses | 0x78 + * +-----------------------+ 0x4001_FF78 + * | (Reserved for MON8xx) | 0x44 + * +-----------------------+ 0x4001_FFBC + * | Lock Address | 0x04 + * +-----------------------+ 0x4001_FFC0 ^ + * | Hardware Information | 0x40 | MON8xx + * +=======================+ 0x4002_0000 (sector border) ----------------- + * | Autostart Header | | Applications + * | ... | v + * + *****************************************************************************/ diff --git a/board/ebony/u-boot.lds b/board/ebony/u-boot.lds new file mode 100644 index 0000000000..561aff1d67 --- /dev/null +++ b/board/ebony/u-boot.lds @@ -0,0 +1,149 @@ +/* + * (C) Copyright 2002 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + .bootpg 0xFFFFF000 : + { + cpu/ppc4xx/start.o (.bootpg) + } = 0xffff + + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/ppc4xx/start.o (.text) + board/ebony/init.o (.text) + cpu/ppc4xx/kgdb.o (.text) + cpu/ppc4xx/traps.o (.text) + cpu/ppc4xx/interrupts.o (.text) + cpu/ppc4xx/serial.o (.text) + cpu/ppc4xx/cpu_init.o (.text) + cpu/ppc4xx/speed.o (.text) + cpu/ppc4xx/405gp_enet.o (.text) + common/dlmalloc.o (.text) + lib_generic/crc32.o (.text) + lib_ppc/extable.o (.text) + lib_generic/zlib.o (.text) + +/* . = env_offset;*/ +/* common/environment.o(.text)*/ + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/ebony/u-boot.lds.debug b/board/ebony/u-boot.lds.debug new file mode 100644 index 0000000000..c290a435a0 --- /dev/null +++ b/board/ebony/u-boot.lds.debug @@ -0,0 +1,131 @@ +/* + * (C) Copyright 2002 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + mpc8xx/start.o (.text) + common/dlmalloc.o (.text) + ppc/vsprintf.o (.text) + ppc/crc32.o (.text) + ppc/extable.o (.text) + + common/environment.o(.text) + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x0FFF) & 0xFFFFF000; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(4096); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(4096); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} + diff --git a/board/esd/cpci440/Makefile b/board/esd/cpci440/Makefile new file mode 100644 index 0000000000..4e1f701af2 --- /dev/null +++ b/board/esd/cpci440/Makefile @@ -0,0 +1,47 @@ +# +# (C) Copyright 2002 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o strataflash.o +SOBJS = init.o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/esd/cpci440/config.mk b/board/esd/cpci440/config.mk new file mode 100644 index 0000000000..e5722dd36a --- /dev/null +++ b/board/esd/cpci440/config.mk @@ -0,0 +1,44 @@ +# +# (C) Copyright 2002 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# esd ADCIOP boards +# + +#TEXT_BASE = 0xFFFE0000 + +ifeq ($(ramsym),1) +TEXT_BASE = 0x07FD0000 +else +TEXT_BASE = 0xFFFC0000 +endif + +PLATFORM_CPPFLAGS += -DCONFIG_440=1 + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif + +ifeq ($(dbcr),1) +PLATFORM_CPPFLAGS += -DCFG_INIT_DBCR=0x8cff0000 +endif diff --git a/board/esd/cpci440/u-boot.lds b/board/esd/cpci440/u-boot.lds new file mode 100644 index 0000000000..ddb152cb47 --- /dev/null +++ b/board/esd/cpci440/u-boot.lds @@ -0,0 +1,149 @@ +/* + * (C) Copyright 2002 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + .bootpg 0xFFFFF000 : + { + cpu/ppc4xx/start.o (.bootpg) + } = 0xffff + + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/ppc4xx/start.o (.text) + board/esd/cpci440/init.o (.text) + cpu/ppc4xx/kgdb.o (.text) + cpu/ppc4xx/traps.o (.text) + cpu/ppc4xx/interrupts.o (.text) + cpu/ppc4xx/serial.o (.text) + cpu/ppc4xx/cpu_init.o (.text) + cpu/ppc4xx/speed.o (.text) + cpu/ppc4xx/405gp_enet.o (.text) + common/dlmalloc.o (.text) + lib_generic/crc32.o (.text) + lib_ppc/extable.o (.text) + lib_generic/zlib.o (.text) + +/* . = env_offset;*/ +/* common/environment.o(.text)*/ + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/include/440_i2c.h b/include/440_i2c.h new file mode 100644 index 0000000000..d04976646d --- /dev/null +++ b/include/440_i2c.h @@ -0,0 +1,69 @@ + + + +#ifndef _440_i2c_h_ +#define _440_i2c_h_ + +#define I2C_BASE_ADDR (CFG_PERIPHERAL_BASE + 0x00000400) + +#define I2C_REGISTERS_BASE_ADDRESS I2C_BASE_ADDR +#define IIC_MDBUF (I2C_REGISTERS_BASE_ADDRESS+IICMDBUF) +#define IIC_SDBUF (I2C_REGISTERS_BASE_ADDRESS+IICSDBUF) +#define IIC_LMADR (I2C_REGISTERS_BASE_ADDRESS+IICLMADR) +#define IIC_HMADR (I2C_REGISTERS_BASE_ADDRESS+IICHMADR) +#define IIC_CNTL (I2C_REGISTERS_BASE_ADDRESS+IICCNTL) +#define IIC_MDCNTL (I2C_REGISTERS_BASE_ADDRESS+IICMDCNTL) +#define IIC_STS (I2C_REGISTERS_BASE_ADDRESS+IICSTS) +#define IIC_EXTSTS (I2C_REGISTERS_BASE_ADDRESS+IICEXTSTS) +#define IIC_LSADR (I2C_REGISTERS_BASE_ADDRESS+IICLSADR) +#define IIC_HSADR (I2C_REGISTERS_BASE_ADDRESS+IICHSADR) +#define IIC_CLKDIV (I2C_REGISTERS_BASE_ADDRESS+IICCLKDIV) +#define IIC_INTRMSK (I2C_REGISTERS_BASE_ADDRESS+IICINTRMSK) +#define IIC_XFRCNT (I2C_REGISTERS_BASE_ADDRESS+IICXFRCNT) +#define IIC_XTCNTLSS (I2C_REGISTERS_BASE_ADDRESS+IICXTCNTLSS) +#define IIC_DIRECTCNTL (I2C_REGISTERS_BASE_ADDRESS+IICDIRECTCNTL) + +/* MDCNTL Register Bit definition */ +#define IIC_MDCNTL_HSCL 0x01 +#define IIC_MDCNTL_EUBS 0x02 +#define IIC_MDCNTL_EINT 0x04 +#define IIC_MDCNTL_ESM 0x08 +#define IIC_MDCNTL_FSM 0x10 +#define IIC_MDCNTL_EGC 0x20 +#define IIC_MDCNTL_FMDB 0x40 +#define IIC_MDCNTL_FSDB 0x80 + +/* CNTL Register Bit definition */ +#define IIC_CNTL_PT 0x01 +#define IIC_CNTL_READ 0x02 +#define IIC_CNTL_CHT 0x04 +#define IIC_CNTL_RPST 0x08 +/* bit 2/3 for Transfer count*/ +#define IIC_CNTL_AMD 0x40 +#define IIC_CNTL_HMT 0x80 + +/* STS Register Bit definition */ +#define IIC_STS_PT 0X01 +#define IIC_STS_IRQA 0x02 +#define IIC_STS_ERR 0X04 +#define IIC_STS_SCMP 0x08 +#define IIC_STS_MDBF 0x10 +#define IIC_STS_MDBS 0X20 +#define IIC_STS_SLPR 0x40 +#define IIC_STS_SSS 0x80 + +/* EXTSTS Register Bit definition */ +#define IIC_EXTSTS_XFRA 0X01 +#define IIC_EXTSTS_ICT 0X02 +#define IIC_EXTSTS_LA 0X04 + +/* XTCNTLSS Register Bit definition */ +#define IIC_XTCNTLSS_SRST 0x01 +#define IIC_XTCNTLSS_EPI 0x02 +#define IIC_XTCNTLSS_SDBF 0x04 +#define IIC_XTCNTLSS_SBDD 0x08 +#define IIC_XTCNTLSS_SWS 0x10 +#define IIC_XTCNTLSS_SWC 0x20 +#define IIC_XTCNTLSS_SRS 0x40 +#define IIC_XTCNTLSS_SRC 0x80 +#endif diff --git a/include/asm-ppc/processor.h b/include/asm-ppc/processor.h new file mode 100644 index 0000000000..6639959d92 --- /dev/null +++ b/include/asm-ppc/processor.h @@ -0,0 +1,746 @@ +#ifndef __ASM_PPC_PROCESSOR_H +#define __ASM_PPC_PROCESSOR_H + +/* + * Default implementation of macro that returns current + * instruction pointer ("program counter"). + */ +#define current_text_addr() ({ __label__ _l; _l: &&_l;}) + +#include + +#include +#include + +/* Machine State Register (MSR) Fields */ + +#ifdef CONFIG_PPC64BRIDGE +#define MSR_SF (1<<63) +#define MSR_ISF (1<<61) +#endif /* CONFIG_PPC64BRIDGE */ +#define MSR_VEC (1<<25) /* Enable AltiVec */ +#define MSR_POW (1<<18) /* Enable Power Management */ +#define MSR_WE (1<<18) /* Wait State Enable */ +#define MSR_TGPR (1<<17) /* TLB Update registers in use */ +#define MSR_CE (1<<17) /* Critical Interrupt Enable */ +#define MSR_ILE (1<<16) /* Interrupt Little Endian */ +#define MSR_EE (1<<15) /* External Interrupt Enable */ +#define MSR_PR (1<<14) /* Problem State / Privilege Level */ +#define MSR_FP (1<<13) /* Floating Point enable */ +#define MSR_ME (1<<12) /* Machine Check Enable */ +#define MSR_FE0 (1<<11) /* Floating Exception mode 0 */ +#define MSR_SE (1<<10) /* Single Step */ +#define MSR_BE (1<<9) /* Branch Trace */ +#define MSR_DE (1<<9) /* Debug Exception Enable */ +#define MSR_FE1 (1<<8) /* Floating Exception mode 1 */ +#define MSR_IP (1<<6) /* Exception prefix 0x000/0xFFF */ +#define MSR_IR (1<<5) /* Instruction Relocate */ +#define MSR_DR (1<<4) /* Data Relocate */ +#define MSR_PE (1<<3) /* Protection Enable */ +#define MSR_PX (1<<2) /* Protection Exclusive Mode */ +#define MSR_RI (1<<1) /* Recoverable Exception */ +#define MSR_LE (1<<0) /* Little Endian */ + +#ifdef CONFIG_APUS_FAST_EXCEPT +#define MSR_ MSR_ME|MSR_IP|MSR_RI +#else +#define MSR_ MSR_ME|MSR_RI +#endif +#define MSR_KERNEL MSR_|MSR_IR|MSR_DR +#define MSR_USER MSR_KERNEL|MSR_PR|MSR_EE + +/* Floating Point Status and Control Register (FPSCR) Fields */ + +#define FPSCR_FX 0x80000000 /* FPU exception summary */ +#define FPSCR_FEX 0x40000000 /* FPU enabled exception summary */ +#define FPSCR_VX 0x20000000 /* Invalid operation summary */ +#define FPSCR_OX 0x10000000 /* Overflow exception summary */ +#define FPSCR_UX 0x08000000 /* Underflow exception summary */ +#define FPSCR_ZX 0x04000000 /* Zero-devide exception summary */ +#define FPSCR_XX 0x02000000 /* Inexact exception summary */ +#define FPSCR_VXSNAN 0x01000000 /* Invalid op for SNaN */ +#define FPSCR_VXISI 0x00800000 /* Invalid op for Inv - Inv */ +#define FPSCR_VXIDI 0x00400000 /* Invalid op for Inv / Inv */ +#define FPSCR_VXZDZ 0x00200000 /* Invalid op for Zero / Zero */ +#define FPSCR_VXIMZ 0x00100000 /* Invalid op for Inv * Zero */ +#define FPSCR_VXVC 0x00080000 /* Invalid op for Compare */ +#define FPSCR_FR 0x00040000 /* Fraction rounded */ +#define FPSCR_FI 0x00020000 /* Fraction inexact */ +#define FPSCR_FPRF 0x0001f000 /* FPU Result Flags */ +#define FPSCR_FPCC 0x0000f000 /* FPU Condition Codes */ +#define FPSCR_VXSOFT 0x00000400 /* Invalid op for software request */ +#define FPSCR_VXSQRT 0x00000200 /* Invalid op for square root */ +#define FPSCR_VXCVI 0x00000100 /* Invalid op for integer convert */ +#define FPSCR_VE 0x00000080 /* Invalid op exception enable */ +#define FPSCR_OE 0x00000040 /* IEEE overflow exception enable */ +#define FPSCR_UE 0x00000020 /* IEEE underflow exception enable */ +#define FPSCR_ZE 0x00000010 /* IEEE zero divide exception enable */ +#define FPSCR_XE 0x00000008 /* FP inexact exception enable */ +#define FPSCR_NI 0x00000004 /* FPU non IEEE-Mode */ +#define FPSCR_RN 0x00000003 /* FPU rounding control */ + +/* Special Purpose Registers (SPRNs)*/ + +#define SPRN_CDBCR 0x3D7 /* Cache Debug Control Register */ +#define SPRN_CTR 0x009 /* Count Register */ +#define SPRN_DABR 0x3F5 /* Data Address Breakpoint Register */ +#define SPRN_DAC1 0x3F6 /* Data Address Compare 1 */ +#define SPRN_DAC2 0x3F7 /* Data Address Compare 2 */ +#define SPRN_DAR 0x013 /* Data Address Register */ +#define SPRN_DBAT0L 0x219 /* Data BAT 0 Lower Register */ +#define SPRN_DBAT0U 0x218 /* Data BAT 0 Upper Register */ +#define SPRN_DBAT1L 0x21B /* Data BAT 1 Lower Register */ +#define SPRN_DBAT1U 0x21A /* Data BAT 1 Upper Register */ +#define SPRN_DBAT2L 0x21D /* Data BAT 2 Lower Register */ +#define SPRN_DBAT2U 0x21C /* Data BAT 2 Upper Register */ +#define SPRN_DBAT3L 0x21F /* Data BAT 3 Lower Register */ +#define SPRN_DBAT3U 0x21E /* Data BAT 3 Upper Register */ +#define SPRN_DBCR 0x3F2 /* Debug Control Regsiter */ +#define DBCR_EDM 0x80000000 +#define DBCR_IDM 0x40000000 +#define DBCR_RST(x) (((x) & 0x3) << 28) +#define DBCR_RST_NONE 0 +#define DBCR_RST_CORE 1 +#define DBCR_RST_CHIP 2 +#define DBCR_RST_SYSTEM 3 +#define DBCR_IC 0x08000000 /* Instruction Completion Debug Evnt */ +#define DBCR_BT 0x04000000 /* Branch Taken Debug Event */ +#define DBCR_EDE 0x02000000 /* Exception Debug Event */ +#define DBCR_TDE 0x01000000 /* TRAP Debug Event */ +#define DBCR_FER 0x00F80000 /* First Events Remaining Mask */ +#define DBCR_FT 0x00040000 /* Freeze Timers on Debug Event */ +#define DBCR_IA1 0x00020000 /* Instr. Addr. Compare 1 Enable */ +#define DBCR_IA2 0x00010000 /* Instr. Addr. Compare 2 Enable */ +#define DBCR_D1R 0x00008000 /* Data Addr. Compare 1 Read Enable */ +#define DBCR_D1W 0x00004000 /* Data Addr. Compare 1 Write Enable */ +#define DBCR_D1S(x) (((x) & 0x3) << 12) /* Data Adrr. Compare 1 Size */ +#define DAC_BYTE 0 +#define DAC_HALF 1 +#define DAC_WORD 2 +#define DAC_QUAD 3 +#define DBCR_D2R 0x00000800 /* Data Addr. Compare 2 Read Enable */ +#define DBCR_D2W 0x00000400 /* Data Addr. Compare 2 Write Enable */ +#define DBCR_D2S(x) (((x) & 0x3) << 8) /* Data Addr. Compare 2 Size */ +#define DBCR_SBT 0x00000040 /* Second Branch Taken Debug Event */ +#define DBCR_SED 0x00000020 /* Second Exception Debug Event */ +#define DBCR_STD 0x00000010 /* Second Trap Debug Event */ +#define DBCR_SIA 0x00000008 /* Second IAC Enable */ +#define DBCR_SDA 0x00000004 /* Second DAC Enable */ +#define DBCR_JOI 0x00000002 /* JTAG Serial Outbound Int. Enable */ +#define DBCR_JII 0x00000001 /* JTAG Serial Inbound Int. Enable */ +#define SPRN_DBCR0 0x3F2 /* Debug Control Register 0 */ +#define SPRN_DBCR1 0x3BD /* Debug Control Register 1 */ +#define SPRN_DBSR 0x3F0 /* Debug Status Register */ +#define SPRN_DCCR 0x3FA /* Data Cache Cacheability Register */ +#define DCCR_NOCACHE 0 /* Noncacheable */ +#define DCCR_CACHE 1 /* Cacheable */ +#define SPRN_DCMP 0x3D1 /* Data TLB Compare Register */ +#define SPRN_DCWR 0x3BA /* Data Cache Write-thru Register */ +#define DCWR_COPY 0 /* Copy-back */ +#define DCWR_WRITE 1 /* Write-through */ +#define SPRN_DEAR 0x3D5 /* Data Error Address Register */ +#define SPRN_DEC 0x016 /* Decrement Register */ +#define SPRN_DMISS 0x3D0 /* Data TLB Miss Register */ +#define SPRN_DSISR 0x012 /* Data Storage Interrupt Status Register */ +#define SPRN_EAR 0x11A /* External Address Register */ +#define SPRN_ESR 0x3D4 /* Exception Syndrome Register */ +#define ESR_IMCP 0x80000000 /* Instr. Machine Check - Protection */ +#define ESR_IMCN 0x40000000 /* Instr. Machine Check - Non-config */ +#define ESR_IMCB 0x20000000 /* Instr. Machine Check - Bus error */ +#define ESR_IMCT 0x10000000 /* Instr. Machine Check - Timeout */ +#define ESR_PIL 0x08000000 /* Program Exception - Illegal */ +#define ESR_PPR 0x04000000 /* Program Exception - Priveleged */ +#define ESR_PTR 0x02000000 /* Program Exception - Trap */ +#define ESR_DST 0x00800000 /* Storage Exception - Data miss */ +#define ESR_DIZ 0x00400000 /* Storage Exception - Zone fault */ +#define SPRN_EVPR 0x3D6 /* Exception Vector Prefix Register */ +#define SPRN_HASH1 0x3D2 /* Primary Hash Address Register */ +#define SPRN_HASH2 0x3D3 /* Secondary Hash Address Resgister */ +#define SPRN_HID0 0x3F0 /* Hardware Implementation Register 0 */ +#define HID0_EMCP (1<<31) /* Enable Machine Check pin */ +#define HID0_EBA (1<<29) /* Enable Bus Address Parity */ +#define HID0_EBD (1<<28) /* Enable Bus Data Parity */ +#define HID0_SBCLK (1<<27) +#define HID0_EICE (1<<26) +#define HID0_ECLK (1<<25) +#define HID0_PAR (1<<24) +#define HID0_DOZE (1<<23) +#define HID0_NAP (1<<22) +#define HID0_SLEEP (1<<21) +#define HID0_DPM (1<<20) +#define HID0_ICE (1<<15) /* Instruction Cache Enable */ +#define HID0_DCE (1<<14) /* Data Cache Enable */ +#define HID0_ILOCK (1<<13) /* Instruction Cache Lock */ +#define HID0_DLOCK (1<<12) /* Data Cache Lock */ +#define HID0_ICFI (1<<11) /* Instr. Cache Flash Invalidate */ +#define HID0_DCFI (1<<10) /* Data Cache Flash Invalidate */ +#define HID0_DCI HID0_DCFI +#define HID0_SPD (1<<9) /* Speculative disable */ +#define HID0_SGE (1<<7) /* Store Gathering Enable */ +#define HID0_SIED HID_SGE /* Serial Instr. Execution [Disable] */ +#define HID0_DCFA (1<<6) /* Data Cache Flush Assist */ +#define HID0_BTIC (1<<5) /* Branch Target Instruction Cache Enable */ +#define HID0_ABE (1<<3) /* Address Broadcast Enable */ +#define HID0_BHTE (1<<2) /* Branch History Table Enable */ +#define HID0_BTCD (1<<1) /* Branch target cache disable */ +#define SPRN_HID1 0x3F1 /* Hardware Implementation Register 1 */ +#define SPRN_IABR 0x3F2 /* Instruction Address Breakpoint Register */ +#define SPRN_IAC1 0x3F4 /* Instruction Address Compare 1 */ +#define SPRN_IAC2 0x3F5 /* Instruction Address Compare 2 */ +#define SPRN_IBAT0L 0x211 /* Instruction BAT 0 Lower Register */ +#define SPRN_IBAT0U 0x210 /* Instruction BAT 0 Upper Register */ +#define SPRN_IBAT1L 0x213 /* Instruction BAT 1 Lower Register */ +#define SPRN_IBAT1U 0x212 /* Instruction BAT 1 Upper Register */ +#define SPRN_IBAT2L 0x215 /* Instruction BAT 2 Lower Register */ +#define SPRN_IBAT2U 0x214 /* Instruction BAT 2 Upper Register */ +#define SPRN_IBAT3L 0x217 /* Instruction BAT 3 Lower Register */ +#define SPRN_IBAT3U 0x216 /* Instruction BAT 3 Upper Register */ +#define SPRN_ICCR 0x3FB /* Instruction Cache Cacheability Register */ +#define ICCR_NOCACHE 0 /* Noncacheable */ +#define ICCR_CACHE 1 /* Cacheable */ +#define SPRN_ICDBDR 0x3D3 /* Instruction Cache Debug Data Register */ +#define SPRN_ICMP 0x3D5 /* Instruction TLB Compare Register */ +#define SPRN_ICTC 0x3FB /* Instruction Cache Throttling Control Reg */ +#define SPRN_IMISS 0x3D4 /* Instruction TLB Miss Register */ +#define SPRN_IMMR 0x27E /* Internal Memory Map Register */ +#define SPRN_L2CR 0x3F9 /* Level 2 Cache Control Regsiter */ +#define SPRN_LR 0x008 /* Link Register */ +#define SPRN_MMCR0 0x3B8 /* Monitor Mode Control Register 0 */ +#define SPRN_MMCR1 0x3BC /* Monitor Mode Control Register 1 */ +#define SPRN_PBL1 0x3FC /* Protection Bound Lower 1 */ +#define SPRN_PBL2 0x3FE /* Protection Bound Lower 2 */ +#define SPRN_PBU1 0x3FD /* Protection Bound Upper 1 */ +#define SPRN_PBU2 0x3FF /* Protection Bound Upper 2 */ +#define SPRN_PID 0x3B1 /* Process ID */ +#define SPRN_PIR 0x3FF /* Processor Identification Register */ +#define SPRN_PIT 0x3DB /* Programmable Interval Timer */ +#define SPRN_PMC1 0x3B9 /* Performance Counter Register 1 */ +#define SPRN_PMC2 0x3BA /* Performance Counter Register 2 */ +#define SPRN_PMC3 0x3BD /* Performance Counter Register 3 */ +#define SPRN_PMC4 0x3BE /* Performance Counter Register 4 */ +#define SPRN_PVR 0x11F /* Processor Version Register */ +#define SPRN_RPA 0x3D6 /* Required Physical Address Register */ +#define SPRN_SDA 0x3BF /* Sampled Data Address Register */ +#define SPRN_SDR1 0x019 /* MMU Hash Base Register */ +#define SPRN_SGR 0x3B9 /* Storage Guarded Register */ +#define SGR_NORMAL 0 +#define SGR_GUARDED 1 +#define SPRN_SIA 0x3BB /* Sampled Instruction Address Register */ +#define SPRN_SPRG0 0x110 /* Special Purpose Register General 0 */ +#define SPRN_SPRG1 0x111 /* Special Purpose Register General 1 */ +#define SPRN_SPRG2 0x112 /* Special Purpose Register General 2 */ +#define SPRN_SPRG3 0x113 /* Special Purpose Register General 3 */ +#define SPRN_SRR0 0x01A /* Save/Restore Register 0 */ +#define SPRN_SRR1 0x01B /* Save/Restore Register 1 */ +#define SPRN_SRR2 0x3DE /* Save/Restore Register 2 */ +#define SPRN_SRR3 0x3DF /* Save/Restore Register 3 */ +#define SPRN_TBHI 0x3DC /* Time Base High */ +#define SPRN_TBHU 0x3CC /* Time Base High User-mode */ +#define SPRN_TBLO 0x3DD /* Time Base Low */ +#define SPRN_TBLU 0x3CD /* Time Base Low User-mode */ +#define SPRN_TBRL 0x10D /* Time Base Read Lower Register */ +#define SPRN_TBRU 0x10C /* Time Base Read Upper Register */ +#define SPRN_TBWL 0x11D /* Time Base Write Lower Register */ +#define SPRN_TBWU 0x11C /* Time Base Write Upper Register */ +#define SPRN_TCR 0x3DA /* Timer Control Register */ +#define TCR_WP(x) (((x)&0x3)<<30) /* WDT Period */ +#define WP_2_17 0 /* 2^17 clocks */ +#define WP_2_21 1 /* 2^21 clocks */ +#define WP_2_25 2 /* 2^25 clocks */ +#define WP_2_29 3 /* 2^29 clocks */ +#define TCR_WRC(x) (((x)&0x3)<<28) /* WDT Reset Control */ +#define WRC_NONE 0 /* No reset will occur */ +#define WRC_CORE 1 /* Core reset will occur */ +#define WRC_CHIP 2 /* Chip reset will occur */ +#define WRC_SYSTEM 3 /* System reset will occur */ +#define TCR_WIE 0x08000000 /* WDT Interrupt Enable */ +#define TCR_PIE 0x04000000 /* PIT Interrupt Enable */ +#define TCR_FP(x) (((x)&0x3)<<24) /* FIT Period */ +#define FP_2_9 0 /* 2^9 clocks */ +#define FP_2_13 1 /* 2^13 clocks */ +#define FP_2_17 2 /* 2^17 clocks */ +#define FP_2_21 3 /* 2^21 clocks */ +#define TCR_FIE 0x00800000 /* FIT Interrupt Enable */ +#define TCR_ARE 0x00400000 /* Auto Reload Enable */ +#define SPRN_THRM1 0x3FC /* Thermal Management Register 1 */ +#define THRM1_TIN (1<<0) +#define THRM1_TIV (1<<1) +#define THRM1_THRES (0x7f<<2) +#define THRM1_TID (1<<29) +#define THRM1_TIE (1<<30) +#define THRM1_V (1<<31) +#define SPRN_THRM2 0x3FD /* Thermal Management Register 2 */ +#define SPRN_THRM3 0x3FE /* Thermal Management Register 3 */ +#define THRM3_E (1<<31) +#define SPRN_TSR 0x3D8 /* Timer Status Register */ +#define TSR_ENW 0x80000000 /* Enable Next Watchdog */ +#define TSR_WIS 0x40000000 /* WDT Interrupt Status */ +#define TSR_WRS(x) (((x)&0x3)<<28) /* WDT Reset Status */ +#define WRS_NONE 0 /* No WDT reset occurred */ +#define WRS_CORE 1 /* WDT forced core reset */ +#define WRS_CHIP 2 /* WDT forced chip reset */ +#define WRS_SYSTEM 3 /* WDT forced system reset */ +#define TSR_PIS 0x08000000 /* PIT Interrupt Status */ +#define TSR_FIS 0x04000000 /* FIT Interrupt Status */ +#define SPRN_UMMCR0 0x3A8 /* User Monitor Mode Control Register 0 */ +#define SPRN_UMMCR1 0x3AC /* User Monitor Mode Control Register 0 */ +#define SPRN_UPMC1 0x3A9 /* User Performance Counter Register 1 */ +#define SPRN_UPMC2 0x3AA /* User Performance Counter Register 2 */ +#define SPRN_UPMC3 0x3AD /* User Performance Counter Register 3 */ +#define SPRN_UPMC4 0x3AE /* User Performance Counter Register 4 */ +#define SPRN_USIA 0x3AB /* User Sampled Instruction Address Register */ +#define SPRN_XER 0x001 /* Fixed Point Exception Register */ +#define SPRN_ZPR 0x3B0 /* Zone Protection Register */ + +/* Short-hand versions for a number of the above SPRNs */ + +#define CTR SPRN_CTR /* Counter Register */ +#define DAR SPRN_DAR /* Data Address Register */ +#define DABR SPRN_DABR /* Data Address Breakpoint Register */ +#define DBAT0L SPRN_DBAT0L /* Data BAT 0 Lower Register */ +#define DBAT0U SPRN_DBAT0U /* Data BAT 0 Upper Register */ +#define DBAT1L SPRN_DBAT1L /* Data BAT 1 Lower Register */ +#define DBAT1U SPRN_DBAT1U /* Data BAT 1 Upper Register */ +#define DBAT2L SPRN_DBAT2L /* Data BAT 2 Lower Register */ +#define DBAT2U SPRN_DBAT2U /* Data BAT 2 Upper Register */ +#define DBAT3L SPRN_DBAT3L /* Data BAT 3 Lower Register */ +#define DBAT3U SPRN_DBAT3U /* Data BAT 3 Upper Register */ +#define DCMP SPRN_DCMP /* Data TLB Compare Register */ +#define DEC SPRN_DEC /* Decrement Register */ +#define DMISS SPRN_DMISS /* Data TLB Miss Register */ +#define DSISR SPRN_DSISR /* Data Storage Interrupt Status Register */ +#define EAR SPRN_EAR /* External Address Register */ +#define HASH1 SPRN_HASH1 /* Primary Hash Address Register */ +#define HASH2 SPRN_HASH2 /* Secondary Hash Address Register */ +#define HID0 SPRN_HID0 /* Hardware Implementation Register 0 */ +#define HID1 SPRN_HID1 /* Hardware Implementation Register 1 */ +#define IABR SPRN_IABR /* Instruction Address Breakpoint Register */ +#define IBAT0L SPRN_IBAT0L /* Instruction BAT 0 Lower Register */ +#define IBAT0U SPRN_IBAT0U /* Instruction BAT 0 Upper Register */ +#define IBAT1L SPRN_IBAT1L /* Instruction BAT 1 Lower Register */ +#define IBAT1U SPRN_IBAT1U /* Instruction BAT 1 Upper Register */ +#define IBAT2L SPRN_IBAT2L /* Instruction BAT 2 Lower Register */ +#define IBAT2U SPRN_IBAT2U /* Instruction BAT 2 Upper Register */ +#define IBAT3L SPRN_IBAT3L /* Instruction BAT 3 Lower Register */ +#define IBAT3U SPRN_IBAT3U /* Instruction BAT 3 Upper Register */ +#define ICMP SPRN_ICMP /* Instruction TLB Compare Register */ +#define IMISS SPRN_IMISS /* Instruction TLB Miss Register */ +#define IMMR SPRN_IMMR /* PPC 860/821 Internal Memory Map Register */ +#define L2CR SPRN_L2CR /* PPC 750 L2 control register */ +#define LR SPRN_LR +#define PVR SPRN_PVR /* Processor Version */ +#define RPA SPRN_RPA /* Required Physical Address Register */ +#define SDR1 SPRN_SDR1 /* MMU hash base register */ +#define SPR0 SPRN_SPRG0 /* Supervisor Private Registers */ +#define SPR1 SPRN_SPRG1 +#define SPR2 SPRN_SPRG2 +#define SPR3 SPRN_SPRG3 +#define SPRG0 SPRN_SPRG0 +#define SPRG1 SPRN_SPRG1 +#define SPRG2 SPRN_SPRG2 +#define SPRG3 SPRN_SPRG3 +#define SRR0 SPRN_SRR0 /* Save and Restore Register 0 */ +#define SRR1 SPRN_SRR1 /* Save and Restore Register 1 */ +#define TBRL SPRN_TBRL /* Time Base Read Lower Register */ +#define TBRU SPRN_TBRU /* Time Base Read Upper Register */ +#define TBWL SPRN_TBWL /* Time Base Write Lower Register */ +#define TBWU SPRN_TBWU /* Time Base Write Upper Register */ +#define ICTC 1019 +#define THRM1 SPRN_THRM1 /* Thermal Management Register 1 */ +#define THRM2 SPRN_THRM2 /* Thermal Management Register 2 */ +#define THRM3 SPRN_THRM3 /* Thermal Management Register 3 */ +#define XER SPRN_XER + + +/* Device Control Registers */ + +#define DCRN_BEAR 0x090 /* Bus Error Address Register */ +#define DCRN_BESR 0x091 /* Bus Error Syndrome Register */ +#define BESR_DSES 0x80000000 /* Data-Side Error Status */ +#define BESR_DMES 0x40000000 /* DMA Error Status */ +#define BESR_RWS 0x20000000 /* Read/Write Status */ +#define BESR_ETMASK 0x1C000000 /* Error Type */ +#define ET_PROT 0 +#define ET_PARITY 1 +#define ET_NCFG 2 +#define ET_BUSERR 4 +#define ET_BUSTO 6 +#define DCRN_DMACC0 0x0C4 /* DMA Chained Count Register 0 */ +#define DCRN_DMACC1 0x0CC /* DMA Chained Count Register 1 */ +#define DCRN_DMACC2 0x0D4 /* DMA Chained Count Register 2 */ +#define DCRN_DMACC3 0x0DC /* DMA Chained Count Register 3 */ +#define DCRN_DMACR0 0x0C0 /* DMA Channel Control Register 0 */ +#define DCRN_DMACR1 0x0C8 /* DMA Channel Control Register 1 */ +#define DCRN_DMACR2 0x0D0 /* DMA Channel Control Register 2 */ +#define DCRN_DMACR3 0x0D8 /* DMA Channel Control Register 3 */ +#define DCRN_DMACT0 0x0C1 /* DMA Count Register 0 */ +#define DCRN_DMACT1 0x0C9 /* DMA Count Register 1 */ +#define DCRN_DMACT2 0x0D1 /* DMA Count Register 2 */ +#define DCRN_DMACT3 0x0D9 /* DMA Count Register 3 */ +#define DCRN_DMADA0 0x0C2 /* DMA Destination Address Register 0 */ +#define DCRN_DMADA1 0x0CA /* DMA Destination Address Register 1 */ +#define DCRN_DMADA2 0x0D2 /* DMA Destination Address Register 2 */ +#define DCRN_DMADA3 0x0DA /* DMA Destination Address Register 3 */ +#define DCRN_DMASA0 0x0C3 /* DMA Source Address Register 0 */ +#define DCRN_DMASA1 0x0CB /* DMA Source Address Register 1 */ +#define DCRN_DMASA2 0x0D3 /* DMA Source Address Register 2 */ +#define DCRN_DMASA3 0x0DB /* DMA Source Address Register 3 */ +#define DCRN_DMASR 0x0E0 /* DMA Status Register */ +#define DCRN_EXIER 0x042 /* External Interrupt Enable Register */ +#define EXIER_CIE 0x80000000 /* Critical Interrupt Enable */ +#define EXIER_SRIE 0x08000000 /* Serial Port Rx Int. Enable */ +#define EXIER_STIE 0x04000000 /* Serial Port Tx Int. Enable */ +#define EXIER_JRIE 0x02000000 /* JTAG Serial Port Rx Int. Enable */ +#define EXIER_JTIE 0x01000000 /* JTAG Serial Port Tx Int. Enable */ +#define EXIER_D0IE 0x00800000 /* DMA Channel 0 Interrupt Enable */ +#define EXIER_D1IE 0x00400000 /* DMA Channel 1 Interrupt Enable */ +#define EXIER_D2IE 0x00200000 /* DMA Channel 2 Interrupt Enable */ +#define EXIER_D3IE 0x00100000 /* DMA Channel 3 Interrupt Enable */ +#define EXIER_E0IE 0x00000010 /* External Interrupt 0 Enable */ +#define EXIER_E1IE 0x00000008 /* External Interrupt 1 Enable */ +#define EXIER_E2IE 0x00000004 /* External Interrupt 2 Enable */ +#define EXIER_E3IE 0x00000002 /* External Interrupt 3 Enable */ +#define EXIER_E4IE 0x00000001 /* External Interrupt 4 Enable */ +#define DCRN_EXISR 0x040 /* External Interrupt Status Register */ +#define DCRN_IOCR 0x0A0 /* Input/Output Configuration Register */ +#define IOCR_E0TE 0x80000000 +#define IOCR_E0LP 0x40000000 +#define IOCR_E1TE 0x20000000 +#define IOCR_E1LP 0x10000000 +#define IOCR_E2TE 0x08000000 +#define IOCR_E2LP 0x04000000 +#define IOCR_E3TE 0x02000000 +#define IOCR_E3LP 0x01000000 +#define IOCR_E4TE 0x00800000 +#define IOCR_E4LP 0x00400000 +#define IOCR_EDT 0x00080000 +#define IOCR_SOR 0x00040000 +#define IOCR_EDO 0x00008000 +#define IOCR_2XC 0x00004000 +#define IOCR_ATC 0x00002000 +#define IOCR_SPD 0x00001000 +#define IOCR_BEM 0x00000800 +#define IOCR_PTD 0x00000400 +#define IOCR_ARE 0x00000080 +#define IOCR_DRC 0x00000020 +#define IOCR_RDM(x) (((x) & 0x3) << 3) +#define IOCR_TCS 0x00000004 +#define IOCR_SCS 0x00000002 +#define IOCR_SPC 0x00000001 + + +/* Processor Version Register */ + +/* Processor Version Register (PVR) field extraction */ + +#define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */ +#define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revison field */ + +/* + * IBM has further subdivided the standard PowerPC 16-bit version and + * revision subfields of the PVR for the PowerPC 403s into the following: + */ + +#define PVR_FAM(pvr) (((pvr) >> 20) & 0xFFF) /* Family field */ +#define PVR_MEM(pvr) (((pvr) >> 16) & 0xF) /* Member field */ +#define PVR_CORE(pvr) (((pvr) >> 12) & 0xF) /* Core field */ +#define PVR_CFG(pvr) (((pvr) >> 8) & 0xF) /* Configuration field */ +#define PVR_MAJ(pvr) (((pvr) >> 4) & 0xF) /* Major revision field */ +#define PVR_MIN(pvr) (((pvr) >> 0) & 0xF) /* Minor revision field */ + +/* Processor Version Numbers */ + +#define PVR_403GA 0x00200000 +#define PVR_403GB 0x00200100 +#define PVR_403GC 0x00200200 +#define PVR_403GCX 0x00201400 +#define PVR_405GP 0x40110000 +#define PVR_405GP_RB 0x40110040 +#define PVR_405GP_RC 0x40110082 +#define PVR_405GP_RD 0x401100C4 +#define PVR_405GP_RE 0x40110145 /* same as pc405cr rev c */ +#define PVR_405CR_RA 0x40110041 +#define PVR_405CR_RB 0x401100C5 +#define PVR_405CR_RC 0x40110145 /* same as pc405gp rev e */ +#define PVR_405GPR_RA 0x50910951 +#define PVR_440GP_RB 0x40120440 +#define PVR_440GP_RC 0x40120481 +#define PVR_601 0x00010000 +#define PVR_602 0x00050000 +#define PVR_603 0x00030000 +#define PVR_603e 0x00060000 +#define PVR_603ev 0x00070000 +#define PVR_603r 0x00071000 +#define PVR_604 0x00040000 +#define PVR_604e 0x00090000 +#define PVR_604r 0x000A0000 +#define PVR_620 0x00140000 +#define PVR_740 0x00080000 +#define PVR_750 PVR_740 +#define PVR_740P 0x10080000 +#define PVR_750P PVR_740P +/* + * For the 8xx processors, all of them report the same PVR family for + * the PowerPC core. The various versions of these processors must be + * differentiated by the version number in the Communication Processor + * Module (CPM). + */ +#define PVR_821 0x00500000 +#define PVR_823 PVR_821 +#define PVR_850 PVR_821 +#define PVR_860 PVR_821 +#define PVR_7400 0x000C0000 +#define PVR_8240 0x00810100 +#define PVR_8260 PVR_8240 + + +/* I am just adding a single entry for 8260 boards. I think we may be + * able to combine mbx, fads, rpxlite, bseip, and classic into a single + * generic 8xx as well. The boards containing these processors are either + * identical at the processor level (due to the high integration) or so + * wildly different that testing _machine at run time is best replaced by + * conditional compilation by board type (found in their respective .h file). + * -- Dan + */ +#define _MACH_prep 0x00000001 +#define _MACH_Pmac 0x00000002 /* pmac or pmac clone (non-chrp) */ +#define _MACH_chrp 0x00000004 /* chrp machine */ +#define _MACH_mbx 0x00000008 /* Motorola MBX board */ +#define _MACH_apus 0x00000010 /* amiga with phase5 powerup */ +#define _MACH_fads 0x00000020 /* Motorola FADS board */ +#define _MACH_rpxlite 0x00000040 /* RPCG RPX-Lite 8xx board */ +#define _MACH_bseip 0x00000080 /* Bright Star Engineering ip-Engine */ +#define _MACH_yk 0x00000100 /* Motorola Yellowknife */ +#define _MACH_gemini 0x00000200 /* Synergy Microsystems gemini board */ +#define _MACH_classic 0x00000400 /* RPCG RPX-Classic 8xx board */ +#define _MACH_oak 0x00000800 /* IBM "Oak" 403 eval. board */ +#define _MACH_walnut 0x00001000 /* IBM "Walnut" 405GP eval. board */ +#define _MACH_8260 0x00002000 /* Generic 8260 */ +#define _MACH_sandpoint 0x00004000 /* Motorola SPS Processor eval board */ +#define _MACH_tqm860 0x00008000 /* TQM860/L */ +#define _MACH_tqm8xxL 0x00010000 /* TQM8xxL */ + + +/* see residual.h for these */ +#define _PREP_Motorola 0x01 /* motorola prep */ +#define _PREP_Firm 0x02 /* firmworks prep */ +#define _PREP_IBM 0x00 /* ibm prep */ +#define _PREP_Bull 0x03 /* bull prep */ +#define _PREP_Radstone 0x04 /* Radstone Technology PLC prep */ + +/* + * Radstone board types + */ +#define RS_SYS_TYPE_PPC1 0 +#define RS_SYS_TYPE_PPC2 1 +#define RS_SYS_TYPE_PPC1a 2 +#define RS_SYS_TYPE_PPC2a 3 +#define RS_SYS_TYPE_PPC4 4 +#define RS_SYS_TYPE_PPC4a 5 +#define RS_SYS_TYPE_PPC2ep 6 + +/* these are arbitrary */ +#define _CHRP_Motorola 0x04 /* motorola chrp, the cobra */ +#define _CHRP_IBM 0x05 /* IBM chrp, the longtrail and longtrail 2 */ + +#define _GLOBAL(n)\ + .globl n;\ +n: + +/* Macros for setting and retrieving special purpose registers */ + +#define stringify(s) tostring(s) +#define tostring(s) #s + +#define mfdcr(rn) ({unsigned int rval; \ + asm volatile("mfdcr %0," stringify(rn) \ + : "=r" (rval)); rval;}) +#define mtdcr(rn, v) asm volatile("mtdcr " stringify(rn) ",%0" : : "r" (v)) + +#define mfmsr() ({unsigned int rval; \ + asm volatile("mfmsr %0" : "=r" (rval)); rval;}) +#define mtmsr(v) asm volatile("mtmsr %0" : : "r" (v)) + +#define mfspr(rn) ({unsigned int rval; \ + asm volatile("mfspr %0," stringify(rn) \ + : "=r" (rval)); rval;}) +#define mtspr(rn, v) asm volatile("mtspr " stringify(rn) ",%0" : : "r" (v)) + +#define tlbie(v) asm volatile("tlbie %0 \n sync" : : "r" (v)) + +/* Segment Registers */ + +#define SR0 0 +#define SR1 1 +#define SR2 2 +#define SR3 3 +#define SR4 4 +#define SR5 5 +#define SR6 6 +#define SR7 7 +#define SR8 8 +#define SR9 9 +#define SR10 10 +#define SR11 11 +#define SR12 12 +#define SR13 13 +#define SR14 14 +#define SR15 15 + +#ifndef __ASSEMBLY__ +#ifndef CONFIG_MACH_SPECIFIC +extern int _machine; +extern int have_of; +#endif /* CONFIG_MACH_SPECIFIC */ + +/* what kind of prep workstation we are */ +extern int _prep_type; +/* + * This is used to identify the board type from a given PReP board + * vendor. Board revision is also made available. + */ +extern unsigned char ucSystemType; +extern unsigned char ucBoardRev; +extern unsigned char ucBoardRevMaj, ucBoardRevMin; + +struct task_struct; +void start_thread(struct pt_regs *regs, unsigned long nip, unsigned long sp); +void release_thread(struct task_struct *); + +/* + * Create a new kernel thread. + */ +extern long kernel_thread(int (*fn)(void *), void *arg, unsigned long flags); + +/* + * Bus types + */ +#define EISA_bus 0 +#define EISA_bus__is_a_macro /* for versions in ksyms.c */ +#define MCA_bus 0 +#define MCA_bus__is_a_macro /* for versions in ksyms.c */ + +/* Lazy FPU handling on uni-processor */ +extern struct task_struct *last_task_used_math; +extern struct task_struct *last_task_used_altivec; + +/* + * this is the minimum allowable io space due to the location + * of the io areas on prep (first one at 0x80000000) but + * as soon as I get around to remapping the io areas with the BATs + * to match the mac we can raise this. -- Cort + */ +#define TASK_SIZE (0x80000000UL) + +/* This decides where the kernel will search for a free chunk of vm + * space during mmap's. + */ +#define TASK_UNMAPPED_BASE (TASK_SIZE / 8 * 3) + +typedef struct { + unsigned long seg; +} mm_segment_t; + +struct thread_struct { + unsigned long ksp; /* Kernel stack pointer */ + unsigned long wchan; /* Event task is sleeping on */ + struct pt_regs *regs; /* Pointer to saved register state */ + mm_segment_t fs; /* for get_fs() validation */ + void *pgdir; /* root of page-table tree */ + signed long last_syscall; + double fpr[32]; /* Complete floating point set */ + unsigned long fpscr_pad; /* fpr ... fpscr must be contiguous */ + unsigned long fpscr; /* Floating point status */ +#ifdef CONFIG_ALTIVEC + vector128 vr[32]; /* Complete AltiVec set */ + vector128 vscr; /* AltiVec status */ + unsigned long vrsave; +#endif /* CONFIG_ALTIVEC */ +}; + +#define INIT_SP (sizeof(init_stack) + (unsigned long) &init_stack) + +#define INIT_THREAD { \ + INIT_SP, /* ksp */ \ + 0, /* wchan */ \ + (struct pt_regs *)INIT_SP - 1, /* regs */ \ + KERNEL_DS, /*fs*/ \ + swapper_pg_dir, /* pgdir */ \ + 0, /* last_syscall */ \ + {0}, 0, 0 \ +} + +/* + * Note: the vm_start and vm_end fields here should *not* + * be in kernel space. (Could vm_end == vm_start perhaps?) + */ +#define INIT_MMAP { &init_mm, 0, 0x1000, NULL, \ + PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, \ + 1, NULL, NULL } + +/* + * Return saved PC of a blocked thread. For now, this is the "user" PC + */ +static inline unsigned long thread_saved_pc(struct thread_struct *t) +{ + return (t->regs) ? t->regs->nip : 0; +} + +#define copy_segments(tsk, mm) do { } while (0) +#define release_segments(mm) do { } while (0) +#define forget_segments() do { } while (0) + +unsigned long get_wchan(struct task_struct *p); + +#define KSTK_EIP(tsk) ((tsk)->thread.regs->nip) +#define KSTK_ESP(tsk) ((tsk)->thread.regs->gpr[1]) + +/* + * NOTE! The task struct and the stack go together + */ +#define THREAD_SIZE (2*PAGE_SIZE) +#define alloc_task_struct() \ + ((struct task_struct *) __get_free_pages(GFP_KERNEL,1)) +#define free_task_struct(p) free_pages((unsigned long)(p),1) +#define get_task_struct(tsk) atomic_inc(&mem_map[MAP_NR(tsk)].count) + +/* in process.c - for early bootup debug -- Cort */ +int ll_printk(const char *, ...); +void ll_puts(const char *); + +#define init_task (init_task_union.task) +#define init_stack (init_task_union.stack) + +/* In misc.c */ +void _nmask_and_or_msr(unsigned long nmask, unsigned long or_val); + +#endif /* ndef ASSEMBLY*/ + +#ifdef CONFIG_MACH_SPECIFIC +#if defined(CONFIG_8xx) +#define _machine _MACH_8xx +#define have_of 0 +#elif defined(CONFIG_OAK) +#define _machine _MACH_oak +#define have_of 0 +#elif defined(CONFIG_WALNUT) +#define _machine _MACH_walnut +#define have_of 0 +#elif defined(CONFIG_APUS) +#define _machine _MACH_apus +#define have_of 0 +#elif defined(CONFIG_GEMINI) +#define _machine _MACH_gemini +#define have_of 0 +#elif defined(CONFIG_8260) +#define _machine _MACH_8260 +#define have_of 0 +#elif defined(CONFIG_SANDPOINT) +#define _machine _MACH_sandpoint +#define have_of 0 +#else +#error "Machine not defined correctly" +#endif +#endif /* CONFIG_MACH_SPECIFIC */ + +#endif /* __ASM_PPC_PROCESSOR_H */ diff --git a/include/ppc4xx.h b/include/ppc4xx.h new file mode 100644 index 0000000000..5750902b50 --- /dev/null +++ b/include/ppc4xx.h @@ -0,0 +1,33 @@ +/*----------------------------------------------------------------------------+ +| +| This source code has been made available to you by IBM on an AS-IS +| basis. Anyone receiving this source is licensed under IBM +| copyrights to use it in any way he or she deems fit, including +| copying it, modifying it, compiling it, and redistributing it either +| with or without modifications. No license under IBM patents or +| patent applications is to be implied by the copyright license. +| +| Any user of this software should understand that IBM cannot provide +| technical support for this software and will not be responsible for +| any consequences resulting from the use of this software. +| +| Any person who transfers this source code or any derivative work +| must include the IBM copyright notice, this paragraph, and the +| preceding two paragraphs in the transferred software. +| +| COPYRIGHT I B M CORPORATION 1999 +| LICENSED MATERIAL - PROGRAM PROPERTY OF I B M ++----------------------------------------------------------------------------*/ + +#ifndef __PPC4XX_H__ +#define __PPC4XX_H__ + + +#if defined(CONFIG_440) +#include +#else +#include +#endif + +#endif /* __PPC4XX_H__ */ + -- 2.39.5