| /* |
| * (C) Copyright 2004, Psyent Corporation <www.psyent.com> |
| * Scott McNutt <smcnutt@psyent.com> |
| * |
| * 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 |
| */ |
| |
| #ifndef __CONFIG_H |
| #define __CONFIG_H |
| |
| /*------------------------------------------------------------------------ |
| * BOARD/CPU |
| *----------------------------------------------------------------------*/ |
| #define CONFIG_PCI5441 1 /* PCI-5441 board */ |
| #define CONFIG_SYS_CLK_FREQ 50000000 /* 50 MHz core clk */ |
| |
| #define CFG_RESET_ADDR 0x00000000 /* Hard-reset address */ |
| #define CFG_EXCEPTION_ADDR 0x01000020 /* Exception entry point*/ |
| #define CFG_NIOS_SYSID_BASE 0x00920828 /* System id address */ |
| #define CONFIG_BOARD_EARLY_INIT_F 1 /* enable early board-spec. init*/ |
| |
| /*------------------------------------------------------------------------ |
| * CACHE -- the following will support II/s and II/f. The II/s does not |
| * have dcache, so the cache instructions will behave as NOPs. |
| *----------------------------------------------------------------------*/ |
| #define CFG_ICACHE_SIZE 4096 /* 4 KByte total */ |
| #define CFG_ICACHELINE_SIZE 32 /* 32 bytes/line */ |
| #define CFG_DCACHE_SIZE 2048 /* 2 KByte (II/f) */ |
| #define CFG_DCACHELINE_SIZE 4 /* 4 bytes/line (II/f) */ |
| |
| /*------------------------------------------------------------------------ |
| * MEMORY BASE ADDRESSES |
| *----------------------------------------------------------------------*/ |
| #define CFG_FLASH_BASE 0x00000000 /* FLASH base addr */ |
| #define CFG_FLASH_SIZE 0x00800000 /* 8 MByte */ |
| #define CFG_SDRAM_BASE 0x01000000 /* SDRAM base addr */ |
| #define CFG_SDRAM_SIZE 0x01000000 /* 16 MByte */ |
| |
| /*------------------------------------------------------------------------ |
| * MEMORY ORGANIZATION |
| * -Monitor at top. |
| * -The heap is placed below the monitor. |
| * -Global data is placed below the heap. |
| * -The stack is placed below global data (&grows down). |
| *----------------------------------------------------------------------*/ |
| #define CFG_MONITOR_LEN (128 * 1024) /* Reserve 128k */ |
| #define CFG_GBL_DATA_SIZE 128 /* Global data size rsvd*/ |
| #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024) |
| |
| #define CFG_MONITOR_BASE TEXT_BASE |
| #define CFG_MALLOC_BASE (CFG_MONITOR_BASE - CFG_MALLOC_LEN) |
| #define CFG_GBL_DATA_OFFSET (CFG_MALLOC_BASE - CFG_GBL_DATA_SIZE) |
| #define CFG_INIT_SP CFG_GBL_DATA_OFFSET |
| |
| /*------------------------------------------------------------------------ |
| * FLASH (AM29LV065D) |
| *----------------------------------------------------------------------*/ |
| #define CFG_MAX_FLASH_SECT 128 /* Max # sects per bank */ |
| #define CFG_MAX_FLASH_BANKS 1 /* Max # of flash banks */ |
| #define CFG_FLASH_ERASE_TOUT 8000 /* Erase timeout (msec) */ |
| #define CFG_FLASH_WRITE_TOUT 100 /* Write timeout (msec) */ |
| #define CFG_FLASH_WORD_SIZE unsigned char /* flash word size */ |
| |
| /*------------------------------------------------------------------------ |
| * ENVIRONMENT -- Put environment in sector CFG_MONITOR_LEN above |
| * CFG_RESET_ADDR, since we assume the monitor is stored at the |
| * reset address, no? This will keep the environment in user region |
| * of flash. NOTE: the monitor length must be multiple of sector size |
| * (which is common practice). |
| *----------------------------------------------------------------------*/ |
| #define CFG_ENV_IS_IN_FLASH 1 /* Environment in flash */ |
| #define CFG_ENV_SIZE (64 * 1024) /* 64 KByte (1 sector) */ |
| #define CONFIG_ENV_OVERWRITE /* Serial change Ok */ |
| #define CFG_ENV_ADDR (CFG_RESET_ADDR + CFG_MONITOR_LEN) |
| |
| /*------------------------------------------------------------------------ |
| * CONSOLE |
| *----------------------------------------------------------------------*/ |
| #if defined(CONFIG_CONSOLE_JTAG) |
| #define CFG_NIOS_CONSOLE 0x00920820 /* JTAG UART base addr */ |
| #else |
| #define CFG_NIOS_CONSOLE 0x009208a0 /* UART base addr */ |
| #endif |
| |
| #define CFG_NIOS_FIXEDBAUD 1 /* Baudrate is fixed */ |
| #define CONFIG_BAUDRATE 115200 /* Initial baudrate */ |
| #define CFG_BAUDRATE_TABLE {115200} /* It's fixed ;-) */ |
| |
| #define CFG_CONSOLE_INFO_QUIET 1 /* Suppress console info*/ |
| |
| /*------------------------------------------------------------------------ |
| * DEBUG |
| *----------------------------------------------------------------------*/ |
| #undef CONFIG_ROM_STUBS /* Stubs not in ROM */ |
| |
| /*------------------------------------------------------------------------ |
| * TIMEBASE -- |
| * |
| * The high res timer defaults to 1 msec. Since it includes the period |
| * registers, we can slow it down to 10 msec using TMRCNT. If the default |
| * period is acceptable, TMRCNT can be left undefined. |
| *----------------------------------------------------------------------*/ |
| #define CFG_NIOS_TMRBASE 0x00920860 /* Tick timer base addr */ |
| #define CFG_NIOS_TMRIRQ 3 /* Timer IRQ num */ |
| #define CFG_NIOS_TMRMS 10 /* 10 msec per tick */ |
| #define CFG_NIOS_TMRCNT (CFG_NIOS_TMRMS * (CONFIG_SYS_CLK_FREQ/1000)) |
| #define CFG_HZ (CONFIG_SYS_CLK_FREQ/(CFG_NIOS_TMRCNT + 1)) |
| |
| /*------------------------------------------------------------------------ |
| * COMMANDS |
| *----------------------------------------------------------------------*/ |
| #define CONFIG_COMMANDS (CFG_CMD_BDI | \ |
| CFG_CMD_ECHO | \ |
| CFG_CMD_ENV | \ |
| CFG_CMD_FLASH | \ |
| CFG_CMD_IMI | \ |
| CFG_CMD_IRQ | \ |
| CFG_CMD_LOADS | \ |
| CFG_CMD_LOADB | \ |
| CFG_CMD_MEMORY | \ |
| CFG_CMD_MISC | \ |
| CFG_CMD_RUN | \ |
| CFG_CMD_SAVES ) |
| #include <cmd_confdefs.h> |
| |
| /*------------------------------------------------------------------------ |
| * MISC |
| *----------------------------------------------------------------------*/ |
| #define CFG_LONGHELP /* Provide extended help*/ |
| #define CFG_PROMPT "==> " /* Command prompt */ |
| #define CFG_CBSIZE 256 /* Console I/O buf size */ |
| #define CFG_MAXARGS 16 /* Max command args */ |
| #define CFG_BARGSIZE CFG_CBSIZE /* Boot arg buf size */ |
| #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print buf size */ |
| #define CFG_LOAD_ADDR CFG_SDRAM_BASE /* Default load address */ |
| #define CFG_MEMTEST_START CFG_SDRAM_BASE /* Start addr for test */ |
| #define CFG_MEMTEST_END CFG_INIT_SP - 0x00020000 |
| |
| #endif /* __CONFIG_H */ |
