2 * (C) Copyright 2005, Psyent Corporation <www.psyent.com>
3 * Scott McNutt <smcnutt@psyent.com>
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 /*------------------------------------------------------------------------
29 *----------------------------------------------------------------------*/
30 #define CONFIG_EP1C20 1 /* EP1C20 board */
31 #define CONFIG_SYS_CLK_FREQ 50000000 /* 50 MHz core clk */
33 #define CFG_RESET_ADDR 0x00000000 /* Hard-reset address */
34 #define CFG_EXCEPTION_ADDR 0x01000020 /* Exception entry point*/
35 #define CFG_NIOS_SYSID_BASE 0x021208b8 /* System id address */
36 #define CONFIG_BOARD_EARLY_INIT_F 1 /* enable early board-spec. init*/
38 /*------------------------------------------------------------------------
39 * CACHE -- the following will support II/s and II/f. The II/s does not
40 * have dcache, so the cache instructions will behave as NOPs.
41 *----------------------------------------------------------------------*/
42 #define CFG_ICACHE_SIZE 4096 /* 4 KByte total */
43 #define CFG_ICACHELINE_SIZE 32 /* 32 bytes/line */
44 #define CFG_DCACHE_SIZE 2048 /* 2 KByte (II/f) */
45 #define CFG_DCACHELINE_SIZE 4 /* 4 bytes/line (II/f) */
47 /*------------------------------------------------------------------------
48 * MEMORY BASE ADDRESSES
49 *----------------------------------------------------------------------*/
50 #define CFG_FLASH_BASE 0x00000000 /* FLASH base addr */
51 #define CFG_FLASH_SIZE 0x00800000 /* 8 MByte */
52 #define CFG_SDRAM_BASE 0x01000000 /* SDRAM base addr */
53 #define CFG_SDRAM_SIZE 0x01000000 /* 16 MByte */
54 #define CFG_SRAM_BASE 0x02000000 /* SRAM base addr */
55 #define CFG_SRAM_SIZE 0x00100000 /* 1 MB (only 1M mapped)*/
57 /*------------------------------------------------------------------------
60 * -The heap is placed below the monitor.
61 * -Global data is placed below the heap.
62 * -The stack is placed below global data (&grows down).
63 *----------------------------------------------------------------------*/
64 #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 128k */
65 #define CFG_GBL_DATA_SIZE 128 /* Global data size rsvd*/
66 #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
68 #define CFG_MONITOR_BASE TEXT_BASE
69 #define CFG_MALLOC_BASE (CFG_MONITOR_BASE - CFG_MALLOC_LEN)
70 #define CFG_GBL_DATA_OFFSET (CFG_MALLOC_BASE - CFG_GBL_DATA_SIZE)
71 #define CFG_INIT_SP CFG_GBL_DATA_OFFSET
73 /*------------------------------------------------------------------------
75 *----------------------------------------------------------------------*/
76 #define CFG_MAX_FLASH_SECT 128 /* Max # sects per bank */
77 #define CFG_MAX_FLASH_BANKS 1 /* Max # of flash banks */
78 #define CFG_FLASH_ERASE_TOUT 8000 /* Erase timeout (msec) */
79 #define CFG_FLASH_WRITE_TOUT 100 /* Write timeout (msec) */
80 #define CFG_FLASH_WORD_SIZE unsigned char /* flash word size */
82 /*------------------------------------------------------------------------
83 * ENVIRONMENT -- Put environment in sector CFG_MONITOR_LEN above
84 * CFG_RESET_ADDR, since we assume the monitor is stored at the
85 * reset address, no? This will keep the environment in user region
86 * of flash. NOTE: the monitor length must be multiple of sector size
87 * (which is common practice).
88 *----------------------------------------------------------------------*/
89 #define CFG_ENV_IS_IN_FLASH 1 /* Environment in flash */
90 #define CFG_ENV_SIZE (64 * 1024) /* 64 KByte (1 sector) */
91 #define CONFIG_ENV_OVERWRITE /* Serial change Ok */
92 #define CFG_ENV_ADDR (CFG_RESET_ADDR + CFG_MONITOR_LEN)
94 /*------------------------------------------------------------------------
96 *----------------------------------------------------------------------*/
97 #if defined(CONFIG_CONSOLE_JTAG)
98 #define CFG_NIOS_CONSOLE 0x021208b0 /* JTAG UART base addr */
100 #define CFG_NIOS_CONSOLE 0x02120840 /* UART base addr */
103 #define CFG_NIOS_FIXEDBAUD 1 /* Baudrate is fixed */
104 #define CONFIG_BAUDRATE 115200 /* Initial baudrate */
105 #define CFG_BAUDRATE_TABLE {115200} /* It's fixed ;-) */
107 #define CFG_CONSOLE_INFO_QUIET 1 /* Suppress console info*/
109 /*------------------------------------------------------------------------
110 * EPCS Device -- wne CFG_NIOS_EPCSBASE is defined code/commands for
111 * epcs device access is enabled. The base address is the epcs
112 * _register_ base address, NOT THE ADDRESS OF THE MEMORY BLOCK.
113 * The register base is currently at offset 0x600 from the memory base.
114 *----------------------------------------------------------------------*/
115 #define CFG_NIOS_EPCSBASE 0x02100200 /* EPCS register base */
117 /*------------------------------------------------------------------------
119 *----------------------------------------------------------------------*/
120 #undef CONFIG_ROM_STUBS /* Stubs not in ROM */
122 /*------------------------------------------------------------------------
125 * The high res timer defaults to 1 msec. Since it includes the period
126 * registers, we can slow it down to 10 msec using TMRCNT. If the default
127 * period is acceptable, TMRCNT can be left undefined.
128 *----------------------------------------------------------------------*/
129 #define CFG_NIOS_TMRBASE 0x02120820 /* Tick timer base addr */
130 #define CFG_NIOS_TMRIRQ 3 /* Timer IRQ num */
131 #define CFG_NIOS_TMRMS 10 /* 10 msec per tick */
132 #define CFG_NIOS_TMRCNT (CFG_NIOS_TMRMS * (CONFIG_SYS_CLK_FREQ/1000))
133 #define CFG_HZ (CONFIG_SYS_CLK_FREQ/(CFG_NIOS_TMRCNT + 1))
135 /*------------------------------------------------------------------------
136 * STATUS LED -- Provides a simple blinking led. For Nios2 each board
137 * must implement its own led routines -- leds are, after all,
138 * board-specific, no?
139 *----------------------------------------------------------------------*/
140 #define CFG_LEDPIO_ADDR 0x02120870 /* LED PIO base addr */
141 #define CONFIG_STATUS_LED /* Enable status driver */
143 #define STATUS_LED_BIT 1 /* Bit-0 on PIO */
144 #define STATUS_LED_STATE 1 /* Blinking */
145 #define STATUS_LED_PERIOD (500/CFG_NIOS_TMRMS) /* Every 500 msec */
147 /*------------------------------------------------------------------------
148 * ETHERNET -- The header file for the SMC91111 driver hurts my eyes ...
149 * and really doesn't need any additional clutter. So I choose the lazy
150 * way out to avoid changes there -- define the base address to ensure
151 * cache bypass so there's no need to monkey with inx/outx macros.
152 *----------------------------------------------------------------------*/
153 #define CONFIG_SMC91111_BASE 0x82110300 /* Base addr (bypass) */
154 #define CONFIG_DRIVER_SMC91111 /* Using SMC91c111 */
155 #undef CONFIG_SMC91111_EXT_PHY /* Internal PHY */
156 #define CONFIG_SMC_USE_32_BIT /* 32-bit interface */
158 #define CONFIG_ETHADDR 08:00:3e:26:0a:5b
159 #define CONFIG_NETMASK 255.255.255.0
160 #define CONFIG_IPADDR 192.168.2.21
161 #define CONFIG_SERVERIP 192.168.2.16
167 #define CONFIG_BOOTP_BOOTFILESIZE
168 #define CONFIG_BOOTP_BOOTPATH
169 #define CONFIG_BOOTP_GATEWAY
170 #define CONFIG_BOOTP_HOSTNAME
174 * Command line configuration.
176 #include <config_cmd_default.h>
178 #define CONFIG_CMD_DHCP
179 #define CONFIG_CMD_IRQ
180 #define CONFIG_CMD_PING
181 #define CONFIG_CMD_SAVES
183 #undef CONFIG_CMD_AUTOSCRIPT
184 #undef CONFIG_CMD_BOOTD
185 #undef CONFIG_CMD_CONSOLE
186 #undef CONFIG_CMD_FPGA
187 #undef CONFIG_CMD_IMLS
188 #undef CONFIG_CMD_ITEST
189 #undef CONFIG_CMD_NFS
190 #undef CONFIG_CMD_SETGETDCR
191 #undef CONFIG_CMD_XIMG
194 /*------------------------------------------------------------------------
196 *----------------------------------------------------------------------*/
197 #define CFG_LONGHELP /* Provide extended help*/
198 #define CFG_PROMPT "==> " /* Command prompt */
199 #define CFG_CBSIZE 256 /* Console I/O buf size */
200 #define CFG_MAXARGS 16 /* Max command args */
201 #define CFG_BARGSIZE CFG_CBSIZE /* Boot arg buf size */
202 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print buf size */
203 #define CFG_LOAD_ADDR CFG_SDRAM_BASE /* Default load address */
204 #define CFG_MEMTEST_START CFG_SDRAM_BASE /* Start addr for test */
205 #define CFG_MEMTEST_END CFG_INIT_SP - 0x00020000
207 #define CFG_HUSH_PARSER
208 #define CFG_PROMPT_HUSH_PS2 "> "
210 #endif /* __CONFIG_H */