mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-11 13:56:30 +00:00
374 lines
11 KiB
C
374 lines
11 KiB
C
/*
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* (C) Copyright 2001
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/*
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* Configuration settings for the sbc8240 board.
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*/
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/* ------------------------------------------------------------------------- */
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/*
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* board/config.h - configuration options, board specific
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/*
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* High Level Configuration Options
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* (easy to change)
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*/
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#define CONFIG_MPC824X 1
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#define CONFIG_MPC8240 1
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#define CONFIG_WRSBC8240 1
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#define CONFIG_CONS_INDEX 1
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#define CONFIG_BAUDRATE 9600
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#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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#define CONFIG_PREBOOT "echo;echo Welcome to U-Boot for the sbc8240;echo;echo Type \"? or help\" to get on-line help;echo"
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#undef CONFIG_BOOTARGS
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#define CONFIG_BOOTCOMMAND "version;echo;tftpboot $loadaddr $loadfile;bootvx" /* autoboot command */
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"bootargs=$fei(0,0)host:/T221ppc/target/config/sbc8240/vxWorks.st " \
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"e=192.168.193.102 h=192.168.193.99 u=target pw=hello f=0x08 " \
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"tn=sbc8240 o=fei \0" \
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"env_startaddr=FFF70000\0" \
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"env_endaddr=FFF7FFFF\0" \
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"loadfile=vxWorks.st\0" \
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"loadaddr=0x01000000\0" \
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"net_load=tftpboot $loadaddr $loadfile\0" \
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"uboot_startaddr=FFF00000\0" \
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"uboot_endaddr=FFF3FFFF\0" \
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"update=tftp $loadaddr /u-boot.bin;" \
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"protect off $uboot_startaddr $uboot_endaddr;" \
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"era $uboot_startaddr $uboot_endaddr;" \
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"cp.b $loadaddr $uboot_startaddr $filesize;" \
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"protect on $uboot_startaddr $uboot_endaddr\0" \
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"zapenv=protect off $env_startaddr $env_endaddr;" \
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"era $env_startaddr $env_endaddr;" \
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"protect on $env_startaddr $env_endaddr\0"
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#define CONFIG_BOOTDELAY 5
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_SUBNETMASK
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_ENV_OVERWRITE
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/*
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* Command line configuration.
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*/
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#include <config_cmd_default.h>
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#define CONFIG_CMD_BSP
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#define CONFIG_CMD_DIAG
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#define CONFIG_CMD_ELF
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#define CONFIG_CMD_ENV
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#define CONFIG_CMD_FLASH
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#define CONFIG_CMD_PCI
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_SDRAM
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/*
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* Miscellaneous configurable options
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*/
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#define CFG_LONGHELP /* undef to save memory */
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#define CFG_PROMPT "=> " /* Monitor Command Prompt */
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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#if 1
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#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
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#endif
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#ifdef CFG_HUSH_PARSER
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#define CFG_PROMPT_HUSH_PS2 "> "
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#endif
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#define CONFIG_ETHADDR DE:AD:BE:EF:01:01 /* Ethernet address */
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#define CONFIG_IPADDR 192.168.193.102
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#define CONFIG_NETMASK 255.255.255.248
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#define CONFIG_SERVERIP 192.168.193.99
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#define CONFIG_STATUS_LED /* Status LED enabled */
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#define CONFIG_BOARD_SPECIFIC_LED /* version has board specific leds */
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#define STATUS_LED_BIT 0x00000001
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#define STATUS_LED_PERIOD (CFG_HZ / 2)
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#define STATUS_LED_STATE STATUS_LED_BLINKING
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#define STATUS_LED_ACTIVE 0 /* LED on for bit == 0 */
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#define STATUS_LED_BOOT 0 /* LED 0 used for boot status */
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#ifndef __ASSEMBLY__
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/* LEDs */
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typedef unsigned int led_id_t;
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#define __led_toggle(_msk) \
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do { \
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*((volatile char *) (CFG_LED_BASE)) ^= (_msk); \
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} while(0)
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#define __led_set(_msk, _st) \
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do { \
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if ((_st)) \
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*((volatile char *) (CFG_LED_BASE)) |= (_msk); \
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else \
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*((volatile char *) (CFG_LED_BASE)) &= ~(_msk); \
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} while(0)
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#define __led_init(msk, st) __led_set(msk, st)
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#endif
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#define CONFIG_MISC_INIT_R
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#define CFG_LED_BASE 0xFFE80000
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/* Print Buffer Size
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*/
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#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16)
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#define CFG_MAXARGS 16 /* max number of command args */
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#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
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#define CFG_LOAD_ADDR 0x00100000 /* Default load address */
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/*-----------------------------------------------------------------------
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* Start addresses for the final memory configuration
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* (Set up by the startup code)
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* Please note that CFG_SDRAM_BASE _must_ start at 0
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*/
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#define CFG_SDRAM_BASE 0x00000000
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#define CFG_FLASH_BASE 0xFFF00000
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#define CFG_RESET_ADDRESS 0xFFF00100
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#define CFG_EUMB_ADDR 0xFCE00000
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#define CFG_MONITOR_BASE TEXT_BASE
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#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
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#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
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#define CFG_MEMTEST_START 0x00004000 /* memtest works on */
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#define CFG_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */
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/* Maximum amount of RAM.
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*/
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#define CFG_MAX_RAM_SIZE 0x10000000
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#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
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#undef CFG_RAMBOOT
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#else
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#define CFG_RAMBOOT
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#endif
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/*-----------------------------------------------------------------------
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* Definitions for initial stack pointer and data area
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*/
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/* Size in bytes reserved for initial data
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*/
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#define CFG_GBL_DATA_SIZE 128
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#define CFG_INIT_RAM_ADDR 0x40000000
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#define CFG_INIT_RAM_END 0x1000
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#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
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/*
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* NS16550 Configuration
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*/
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#define CFG_NS16550
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#define CFG_NS16550_SERIAL
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#define CFG_NS16550_REG_SIZE 1
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#define CFG_NS16550_CLK 3686400
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#define CFG_NS16550_COM1 0xFFF80000
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/*
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* Low Level Configuration Settings
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* (address mappings, register initial values, etc.)
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* You should know what you are doing if you make changes here.
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* For the detail description refer to the MPC8240 user's manual.
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*/
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#define CONFIG_SYS_CLK_FREQ 33000000
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#define CFG_HZ 1000
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#define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 3
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/* Bit-field values for MCCR1.
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*/
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#define CFG_ROMNAL 0
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#define CFG_ROMFAL 7
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/* Bit-field values for MCCR2.
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*/
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#define CFG_REFINT 430 /* Refresh interval */
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/* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4.
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*/
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#define CFG_BSTOPRE 192
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/* Bit-field values for MCCR3.
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*/
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#define CFG_REFREC 2 /* Refresh to activate interval */
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#define CFG_RDLAT 3 /* Data latancy from read command */
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/* Bit-field values for MCCR4.
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*/
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#define CFG_PRETOACT 2 /* Precharge to activate interval */
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#define CFG_ACTTOPRE 5 /* Activate to Precharge interval */
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#define CFG_SDMODE_CAS_LAT 2 /* SDMODE CAS latancy */
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#define CFG_SDMODE_WRAP 0 /* SDMODE wrap type */
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#define CFG_SDMODE_BURSTLEN 2 /* SDMODE Burst length */
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#define CFG_ACTORW 2
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#define CFG_REGISTERD_TYPE_BUFFER 1
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/* Memory bank settings.
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* Only bits 20-29 are actually used from these vales to set the
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* start/end addresses. The upper two bits will always be 0, and the lower
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* 20 bits will be 0x00000 for a start address, or 0xfffff for an end
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* address. Refer to the MPC8240 book.
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*/
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#define CFG_BANK0_START 0x00000000
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#define CFG_BANK0_END (CFG_MAX_RAM_SIZE - 1)
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#define CFG_BANK0_ENABLE 1
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#define CFG_BANK1_START 0x3ff00000
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#define CFG_BANK1_END 0x3fffffff
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#define CFG_BANK1_ENABLE 0
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#define CFG_BANK2_START 0x3ff00000
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#define CFG_BANK2_END 0x3fffffff
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#define CFG_BANK2_ENABLE 0
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#define CFG_BANK3_START 0x3ff00000
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#define CFG_BANK3_END 0x3fffffff
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#define CFG_BANK3_ENABLE 0
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#define CFG_BANK4_START 0x3ff00000
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#define CFG_BANK4_END 0x3fffffff
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#define CFG_BANK4_ENABLE 0
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#define CFG_BANK5_START 0x3ff00000
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#define CFG_BANK5_END 0x3fffffff
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#define CFG_BANK5_ENABLE 0
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#define CFG_BANK6_START 0x3ff00000
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#define CFG_BANK6_END 0x3fffffff
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#define CFG_BANK6_ENABLE 0
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#define CFG_BANK7_START 0x3ff00000
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#define CFG_BANK7_END 0x3fffffff
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#define CFG_BANK7_ENABLE 0
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#define CFG_ODCR 0xff
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#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
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#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
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#define CFG_IBAT1L (CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
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#define CFG_IBAT1U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
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#define CFG_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
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#define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
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#define CFG_IBAT3L (0xFC000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
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#define CFG_IBAT3U (0xFC000000 | BATU_BL_64M | BATU_VS | BATU_VP)
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#define CFG_DBAT0L CFG_IBAT0L
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#define CFG_DBAT0U CFG_IBAT0U
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#define CFG_DBAT1L CFG_IBAT1L
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#define CFG_DBAT1U CFG_IBAT1U
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#define CFG_DBAT2L CFG_IBAT2L
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#define CFG_DBAT2U CFG_IBAT2U
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#define CFG_DBAT3L CFG_IBAT3L
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#define CFG_DBAT3U CFG_IBAT3U
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/*
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* For booting Linux, the board info and command line data
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* have to be in the first 8 MB of memory, since this is
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* the maximum mapped by the Linux kernel during initialization.
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*/
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#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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/*-----------------------------------------------------------------------
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* FLASH organization
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*/
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#define CFG_MAX_FLASH_BANKS 1 /* Max number of flash banks */
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#define CFG_MAX_FLASH_SECT 256 /* Max number of sectors in one bank */
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#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
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#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
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/*
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* Init Memory Controller:
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*
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* BR0/1 and OR0/1 (FLASH)
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*/
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#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
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#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
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/* Warining: environment is not EMBEDDED in the U-Boot code.
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* It's stored in flash separately.
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*/
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#define CFG_ENV_IS_IN_FLASH 1
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#define CFG_ENV_ADDR 0xFFF70000
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#define CFG_ENV_SIZE 0x4000 /* Size of the Environment */
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#define CFG_ENV_OFFSET 0 /* starting right at the beginning */
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#define CFG_ENV_SECT_SIZE 0x40000 /* Size of the Environment Sector */
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/*-----------------------------------------------------------------------
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* Cache Configuration
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*/
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#define CFG_CACHELINE_SIZE 32
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#if defined(CONFIG_CMD_KGDB)
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# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
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#endif
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/*
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* Internal Definitions
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*
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* Boot Flags
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*/
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#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
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#define BOOTFLAG_WARM 0x02 /* Software reboot */
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/*-----------------------------------------------------------------------
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* PCI stuff
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*-----------------------------------------------------------------------
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*/
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#define CONFIG_PCI /* include pci support */
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#define CONFIG_PCI_PNP /* we need Plug 'n Play */
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#define CONFIG_NET_MULTI /* Multi ethernet cards support */
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#define CONFIG_TULIP
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#define CONFIG_EEPRO100
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#define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
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#endif /* __CONFIG_H */
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