mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-16 17:58:23 +00:00
165 lines
7.1 KiB
C
165 lines
7.1 KiB
C
/*
|
|
* (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 CONFIG_SYS_RESET_ADDR 0x00000000 /* Hard-reset address */
|
|
#define CONFIG_SYS_EXCEPTION_ADDR 0x01000020 /* Exception entry point*/
|
|
#define CONFIG_SYS_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 CONFIG_SYS_ICACHE_SIZE 4096 /* 4 KByte total */
|
|
#define CONFIG_SYS_ICACHELINE_SIZE 32 /* 32 bytes/line */
|
|
#define CONFIG_SYS_DCACHE_SIZE 2048 /* 2 KByte (II/f) */
|
|
#define CONFIG_SYS_DCACHELINE_SIZE 4 /* 4 bytes/line (II/f) */
|
|
|
|
/*------------------------------------------------------------------------
|
|
* MEMORY BASE ADDRESSES
|
|
*----------------------------------------------------------------------*/
|
|
#define CONFIG_SYS_FLASH_BASE 0x00000000 /* FLASH base addr */
|
|
#define CONFIG_SYS_FLASH_SIZE 0x00800000 /* 8 MByte */
|
|
#define CONFIG_SYS_SDRAM_BASE 0x01000000 /* SDRAM base addr */
|
|
#define CONFIG_SYS_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 CONFIG_SYS_MONITOR_LEN (128 * 1024) /* Reserve 128k */
|
|
#define CONFIG_SYS_GBL_DATA_SIZE 128 /* Global data size rsvd*/
|
|
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024)
|
|
|
|
#define CONFIG_SYS_MONITOR_BASE TEXT_BASE
|
|
#define CONFIG_SYS_MALLOC_BASE (CONFIG_SYS_MONITOR_BASE - CONFIG_SYS_MALLOC_LEN)
|
|
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_MALLOC_BASE - CONFIG_SYS_GBL_DATA_SIZE)
|
|
#define CONFIG_SYS_INIT_SP CONFIG_SYS_GBL_DATA_OFFSET
|
|
|
|
/*------------------------------------------------------------------------
|
|
* FLASH (AM29LV065D)
|
|
*----------------------------------------------------------------------*/
|
|
#define CONFIG_SYS_MAX_FLASH_SECT 128 /* Max # sects per bank */
|
|
#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max # of flash banks */
|
|
#define CONFIG_SYS_FLASH_ERASE_TOUT 8000 /* Erase timeout (msec) */
|
|
#define CONFIG_SYS_FLASH_WRITE_TOUT 100 /* Write timeout (msec) */
|
|
#define CONFIG_SYS_FLASH_WORD_SIZE unsigned char /* flash word size */
|
|
|
|
/*------------------------------------------------------------------------
|
|
* ENVIRONMENT -- Put environment in sector CONFIG_SYS_MONITOR_LEN above
|
|
* CONFIG_SYS_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 CONFIG_ENV_IS_IN_FLASH 1 /* Environment in flash */
|
|
#define CONFIG_ENV_SIZE (64 * 1024) /* 64 KByte (1 sector) */
|
|
#define CONFIG_ENV_OVERWRITE /* Serial change Ok */
|
|
#define CONFIG_ENV_ADDR (CONFIG_SYS_RESET_ADDR + CONFIG_SYS_MONITOR_LEN)
|
|
|
|
/*------------------------------------------------------------------------
|
|
* CONSOLE
|
|
*----------------------------------------------------------------------*/
|
|
#if defined(CONFIG_CONSOLE_JTAG)
|
|
#define CONFIG_SYS_NIOS_CONSOLE 0x00920820 /* JTAG UART base addr */
|
|
#else
|
|
#define CONFIG_SYS_NIOS_CONSOLE 0x009208a0 /* UART base addr */
|
|
#endif
|
|
|
|
#define CONFIG_SYS_NIOS_FIXEDBAUD 1 /* Baudrate is fixed */
|
|
#define CONFIG_BAUDRATE 115200 /* Initial baudrate */
|
|
#define CONFIG_SYS_BAUDRATE_TABLE {115200} /* It's fixed ;-) */
|
|
|
|
#define CONFIG_SYS_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 CONFIG_SYS_NIOS_TMRBASE 0x00920860 /* Tick timer base addr */
|
|
#define CONFIG_SYS_NIOS_TMRIRQ 3 /* Timer IRQ num */
|
|
#define CONFIG_SYS_NIOS_TMRMS 10 /* 10 msec per tick */
|
|
#define CONFIG_SYS_NIOS_TMRCNT (CONFIG_SYS_NIOS_TMRMS * (CONFIG_SYS_CLK_FREQ/1000))
|
|
#define CONFIG_SYS_HZ (CONFIG_SYS_CLK_FREQ/(CONFIG_SYS_NIOS_TMRCNT + 1))
|
|
|
|
|
|
/*
|
|
* BOOTP options
|
|
*/
|
|
#define CONFIG_BOOTP_BOOTFILESIZE
|
|
#define CONFIG_BOOTP_BOOTPATH
|
|
#define CONFIG_BOOTP_GATEWAY
|
|
#define CONFIG_BOOTP_HOSTNAME
|
|
|
|
|
|
/*
|
|
* Command line configuration.
|
|
*/
|
|
#define CONFIG_CMD_BDI
|
|
#define CONFIG_CMD_ECHO
|
|
#define CONFIG_CMD_ENV
|
|
#define CONFIG_CMD_FLASH
|
|
#define CONFIG_CMD_IMI
|
|
#define CONFIG_CMD_IRQ
|
|
#define CONFIG_CMD_LOADS
|
|
#define CONFIG_CMD_LOADB
|
|
#define CONFIG_CMD_MEMORY
|
|
#define CONFIG_CMD_MISC
|
|
#define CONFIG_CMD_RUN
|
|
#define CONFIG_CMD_SAVES
|
|
|
|
|
|
/*------------------------------------------------------------------------
|
|
* MISC
|
|
*----------------------------------------------------------------------*/
|
|
#define CONFIG_SYS_LONGHELP /* Provide extended help*/
|
|
#define CONFIG_SYS_PROMPT "==> " /* Command prompt */
|
|
#define CONFIG_SYS_CBSIZE 256 /* Console I/O buf size */
|
|
#define CONFIG_SYS_MAXARGS 16 /* Max command args */
|
|
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot arg buf size */
|
|
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print buf size */
|
|
#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE /* Default load address */
|
|
#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE /* Start addr for test */
|
|
#define CONFIG_SYS_MEMTEST_END CONFIG_SYS_INIT_SP - 0x00020000
|
|
|
|
#endif /* __CONFIG_H */
|