mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-30 16:39:35 +00:00
8bde7f776c
- remove trailing white space, trailing empty lines, C++ comments, etc.
- split cmd_boot.c (separate cmd_bdinfo.c and cmd_load.c)
* Patches by Kenneth Johansson, 25 Jun 2003:
- major rework of command structure
(work done mostly by Michal Cendrowski and Joakim Kristiansen)
282 lines
11 KiB
C
282 lines
11 KiB
C
/*
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* (C) Copyright 2001-2003
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* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
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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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* 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_405GP 1 /* This is a PPC405 CPU */
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#define CONFIG_4xx 1 /* ...member of PPC4xx family */
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#define CONFIG_PMC405 1 /* ...on a PMC405 board */
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#define CONFIG_BOARD_PRE_INIT 1 /* call board_pre_init() */
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#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
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#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
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#define CONFIG_BAUDRATE 9600
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#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
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#undef CONFIG_BOOTARGS
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#define CONFIG_RAMBOOTCOMMAND \
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"setenv bootargs root=/dev/ram rw nfsroot=$(serverip):$(rootpath) " \
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"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \
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"bootm ffc00000 ffca0000"
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#define CONFIG_NFSBOOTCOMMAND \
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"setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \
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"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \
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"bootm ffc00000"
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#define CONFIG_BOOTCOMMAND CONFIG_RAMBOOTCOMMAND
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#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
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#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
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#define CONFIG_MII 1 /* MII PHY management */
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#define CONFIG_PHY_ADDR 0 /* PHY address */
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#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
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CFG_CMD_PCI | \
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CFG_CMD_IRQ | \
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CFG_CMD_ELF | \
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CFG_CMD_DATE | \
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CFG_CMD_JFFS2 | \
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CFG_CMD_MII | \
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CFG_CMD_I2C | \
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CFG_CMD_PING | \
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CFG_CMD_EEPROM )
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#define CONFIG_MAC_PARTITION
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#define CONFIG_DOS_PARTITION
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/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
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#include <cmd_confdefs.h>
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#undef CONFIG_WATCHDOG /* watchdog disabled */
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#define CONFIG_RTC_MC146818 /* DS1685 is MC146818 compatible*/
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#define CFG_RTC_REG_BASE_ADDR 0xF0000300 /* RTC Base Address */
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#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
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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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#undef CFG_HUSH_PARSER /* use "hush" command parser */
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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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#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
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#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
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#else
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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#endif
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#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
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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_DEVICE_NULLDEV 1 /* include nulldev device */
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#define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
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#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
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#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
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#undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */
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#define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */
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#define CFG_BASE_BAUD 691200
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/* The following table includes the supported baudrates */
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#define CFG_BAUDRATE_TABLE \
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{ 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
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57600, 115200, 230400, 460800, 921600 }
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#define CFG_LOAD_ADDR 0x100000 /* default load address */
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#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
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#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
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#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
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#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */
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#define CFG_RX_ETH_BUFFER 16 /* use 16 rx buffer on 405 emac */
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/*-----------------------------------------------------------------------
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* PCI stuff
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*-----------------------------------------------------------------------
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*/
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#define PCI_HOST_ADAPTER 0 /* configure as pci adapter */
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#define PCI_HOST_FORCE 1 /* configure as pci host */
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#define PCI_HOST_AUTO 2 /* detected via arbiter enable */
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#define CONFIG_PCI /* include pci support */
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#define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
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#define CONFIG_PCI_PNP /* do pci plug-and-play */
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/* resource configuration */
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#undef CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
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#define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */
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#define CFG_PCI_SUBSYS_DEVICEID 0x0408 /* PCI Device ID: PMC-405 */
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#define CFG_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/
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#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
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#define CFG_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */
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#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
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#define CFG_PCI_PTM2LA 0xffc00000 /* point to flash */
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#define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, enable */
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#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci 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_MONITOR_BASE 0xFFFC0000
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#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */
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#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
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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_FLASH_CFI 1 /* Flash is CFI conformant */
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#define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
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#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
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#undef CFG_FLASH_PROTECTION /* don't use hardware protection */
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#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
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#define CFG_FLASH_BASE 0xFE000000
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#define CFG_FLASH_INCREMENT 0x01000000
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#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
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#define CFG_JFFS2_FIRST_BANK 0 /* use for JFFS2 */
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#define CFG_JFFS2_NUM_BANKS 1 /* ! second bank contains u-boot */
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/*-----------------------------------------------------------------------
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* Environment Variable setup
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*/
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#define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
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#define CFG_ENV_OFFSET 0x000 /* environment starts at the beginning of the EEPROM */
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#define CFG_ENV_SIZE 0x800 /* 2048 bytes may be used for env vars*/
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/* total size of a CAT24WC16 is 2048 bytes */
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#define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */
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#define CFG_NVRAM_SIZE 242 /* NVRAM size */
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/*-----------------------------------------------------------------------
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* I2C EEPROM (CAT24WC16) for environment
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*/
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#define CONFIG_HARD_I2C /* I2c with hardware support */
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#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
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#define CFG_I2C_SLAVE 0x7F
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#define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
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#define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
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/* mask of address bits that overflow into the "EEPROM chip address" */
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#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07
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#define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */
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/* 16 byte page write mode using*/
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/* last 4 bits of the address */
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#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
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#define CFG_EEPROM_PAGE_WRITE_ENABLE
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/*-----------------------------------------------------------------------
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* Cache Configuration
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*/
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#define CFG_DCACHE_SIZE 16384 /* For IBM 405 CPUs, older 405 ppc's */
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/* have only 8kB, 16kB is save here */
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#define CFG_CACHELINE_SIZE 32 /* ... */
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#if (CONFIG_COMMANDS & CFG_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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* External Bus Controller (EBC) Setup
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*/
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#define FLASH0_BA 0xFF000000 /* FLASH 0 Base Address */
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#define FLASH1_BA 0xFE000000 /* FLASH 1 Base Address */
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#define CAN_BA 0xF0000000 /* CAN Base Address */
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#define RTC_BA 0xF0000500 /* RTC Base Address */
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#define CF_BA 0xF0100000 /* CompactFlash Base Address */
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/* Memory Bank 0 (Flash Bank 0) initialization */
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#define CFG_EBC_PB0AP 0x92015480
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#define CFG_EBC_PB0CR FLASH0_BA | 0x9A000 /* BAS=0xFF0,BS=16MB,BU=R/W,BW=16bit*/
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/* Memory Bank 1 (Flash Bank 1) initialization */
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#define CFG_EBC_PB1AP 0x92015480
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#define CFG_EBC_PB1CR FLASH1_BA | 0x9A000 /* BAS=0xFE0,BS=16MB,BU=R/W,BW=16bit*/
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/* Memory Bank 2 (CAN0, 1, RTC) initialization */
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#define CFG_EBC_PB2AP 0x03000040 /* TWT=6,TH=0,CSN=0,OEN=0,WBN=0,WBF=0 */
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#define CFG_EBC_PB2CR CAN_BA | 0x18000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
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/* Memory Bank 3 (CompactFlash IDE, FPGA internal) initialization */
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#define CFG_EBC_PB3AP 0x010059C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
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#define CFG_EBC_PB3CR CF_BA | 0x1A000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=16bit */
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/*-----------------------------------------------------------------------
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* Definitions for initial stack pointer and data area (in data cache)
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*/
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/* use on chip memory ( OCM ) for temperary stack until sdram is tested */
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#define CFG_TEMP_STACK_OCM 1
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/* On Chip Memory location */
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#define CFG_OCM_DATA_ADDR 0xF8000000
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#define CFG_OCM_DATA_SIZE 0x1000
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#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */
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#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */
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#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
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#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
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#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
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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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#endif /* __CONFIG_H */
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