mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-15 17:28:15 +00:00
187 lines
6.2 KiB
C
187 lines
6.2 KiB
C
/*
|
|
* (C) Copyright 2002
|
|
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
|
|
* Marius Groeger <mgroeger@sysgo.de>
|
|
*
|
|
* 2003-2004 (c) MontaVista Software, Inc.
|
|
*
|
|
* Configuation settings for the ADS GraphicsClient+ board.
|
|
*
|
|
* 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
|
|
|
|
#undef DEBUG
|
|
|
|
/*
|
|
* The ADS GCPlus Linux boot ROM loads U-Boot into RAM at 0xc0200000.
|
|
* We don't actually init RAM in this case since we're using U-Boot as
|
|
* an secondary boot loader during Linux kernel development and testing,
|
|
* e.g. bootp/tftp download of the kernel is a far more convenient
|
|
* when testing new kernels on this target. However the ADS GCPlus Linux
|
|
* boot ROM leaves the MMU enabled when it passes control to U-Boot. So
|
|
* we use lowlevel_init (CONFIG_INIT_CRITICAL) to remedy that problem.
|
|
*/
|
|
#undef CONFIG_SKIP_LOWLEVEL_INIT
|
|
#define CONFIG_SKIP_RELOCATE_UBOOT 1
|
|
|
|
/*
|
|
* High Level Configuration Options
|
|
* (easy to change)
|
|
*/
|
|
#define CONFIG_SA1110 1 /* This is an SA1100 CPU */
|
|
#define CONFIG_GCPLUS 1 /* on an ADS GCPlus Board */
|
|
|
|
#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
|
|
|
|
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
|
|
#define CONFIG_SETUP_MEMORY_TAGS 1
|
|
#define CONFIG_INITRD_TAG 1
|
|
|
|
/*
|
|
* Size of malloc() pool
|
|
*/
|
|
#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
|
|
#define CFG_GBL_DATA_SIZE 128 /* size rsrvd for initial data */
|
|
|
|
|
|
/*
|
|
* Hardware drivers
|
|
*/
|
|
#define CONFIG_DRIVER_LAN91C96 /* we have an SMC9194 on-board */
|
|
#define CONFIG_LAN91C96_BASE 0x100e0000
|
|
|
|
/*
|
|
* select serial console configuration
|
|
*/
|
|
#define CONFIG_SERIAL3 1 /* we use SERIAL 3 on ADS GCPlus */
|
|
|
|
/* allow to overwrite serial and ethaddr */
|
|
#define CONFIG_ENV_OVERWRITE
|
|
|
|
#define CONFIG_BAUDRATE 38400
|
|
|
|
|
|
/*
|
|
* Command line configuration.
|
|
*/
|
|
#include <config_cmd_default.h>
|
|
|
|
#define CONFIG_CMD_DHCP
|
|
|
|
|
|
/*
|
|
* BOOTP options
|
|
*/
|
|
#define CONFIG_BOOTP_SUBNETMASK
|
|
#define CONFIG_BOOTP_GATEWAY
|
|
#define CONFIG_BOOTP_HOSTNAME
|
|
#define CONFIG_BOOTP_BOOTPATH
|
|
|
|
|
|
#define CONFIG_BOOTDELAY 3
|
|
#define CONFIG_BOOTARGS "console=ttySA0,38400n8 mtdparts=sa1100-flash:1m@0(zImage),3m@1m(ramdisk.gz),12m@4m(userfs) root=/dev/nfs ip=bootp"
|
|
#define CONFIG_BOOTCOMMAND "bootp;tftp;bootm"
|
|
#define CFG_AUTOLOAD "n" /* No autoload */
|
|
|
|
#if defined(CONFIG_CMD_KGDB)
|
|
#define CONFIG_KGDB_BAUDRATE 38400 /* speed to run kgdb serial port */
|
|
#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
|
|
#endif
|
|
|
|
/*
|
|
* Miscellaneous configurable options
|
|
*/
|
|
#define CFG_LONGHELP /* undef to save memory */
|
|
#define CFG_PROMPT "ADS GCPlus # " /* Monitor Command Prompt */
|
|
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
|
|
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
|
|
#define CFG_MAXARGS 16 /* max number of command args */
|
|
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
|
|
|
|
#define CFG_MEMTEST_START 0xc0400000 /* memtest works on */
|
|
#define CFG_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */
|
|
|
|
#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
|
|
|
|
#define CFG_LOAD_ADDR 0xc0000000 /* default load address */
|
|
|
|
#define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */
|
|
#define CFG_CPUSPEED 0x0a /* set core clock to 206MHz */
|
|
|
|
/* valid baudrates */
|
|
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Stack sizes
|
|
*
|
|
* The stack sizes are set up in start.S using the settings below
|
|
*/
|
|
#define CONFIG_STACKSIZE (128*1024) /* regular stack */
|
|
#ifdef CONFIG_USE_IRQ
|
|
#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
|
|
#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
|
|
#endif
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Physical Memory Map
|
|
*/
|
|
#define CONFIG_NR_DRAM_BANKS 2 /* we have 2 banks of DRAM */
|
|
#define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */
|
|
#define PHYS_SDRAM_1_SIZE 0x01000000 /* 16 MB */
|
|
#define PHYS_SDRAM_2 0xc8000000 /* SDRAM Bank #2 */
|
|
#define PHYS_SDRAM_2_SIZE 0x01000000 /* 16 MB */
|
|
|
|
|
|
#define PHYS_FLASH_1 0x08000000 /* Flash Bank #1 */
|
|
#define PHYS_FLASH_SIZE 0x00800000 /* 8 MB */
|
|
#define PHYS_FLASH_BANK_SIZE 0x01000000 /* 16 MB Banks */
|
|
#define PHYS_FLASH_SECT_SIZE 0x00040000 /* 256 KB sectors (x2) */
|
|
|
|
#define CFG_FLASH_BASE PHYS_FLASH_1
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* FLASH and environment organization
|
|
*/
|
|
#if 1
|
|
#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
|
|
#define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
|
|
|
|
/* timeout values are in ticks */
|
|
#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */
|
|
#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */
|
|
#else
|
|
/* REVISIT: This doesn't work on ADS GCPlus just yet: */
|
|
#define CFG_FLASH_CFI 1 /* flash is CFI conformant */
|
|
#define CFG_FLASH_CFI_DRIVER 1 /* use common cfi driver */
|
|
#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
|
|
#define CFG_MAX_FLASH_BANKS 1 /* max # of memory banks */
|
|
#define CFG_FLASH_INCREMENT 0 /* there is only one bank */
|
|
#define CFG_MAX_FLASH_SECT 128 /* max # of sectors on one chip */
|
|
/*#define CFG_FLASH_PROTECTION 1 /--* hardware flash protection */
|
|
#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE }
|
|
#endif
|
|
|
|
#define CFG_ENV_IS_IN_FLASH 1
|
|
#define CFG_ENV_ADDR (PHYS_FLASH_1 + PHYS_FLASH_SECT_SIZE) /* Addr of Environment Sector */
|
|
#define CFG_ENV_SIZE PHYS_FLASH_SECT_SIZE
|
|
|
|
#endif /* __CONFIG_H */
|