mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-11 15:37:23 +00:00
247 lines
7.6 KiB
C
247 lines
7.6 KiB
C
/*
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* (C) Copyright 2002
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* Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
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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_X86 1 /* This is a X86 CPU */
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#define CONFIG_SC520 1 /* Include support for AMD SC520 */
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#define CFG_SDRAM_PRECHARGE_DELAY 6 /* 6T */
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#define CFG_SDRAM_REFRESH_RATE 78 /* 7.8uS (choices are 7.8, 15.6, 31.2 or 62.5uS) */
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#define CFG_SDRAM_RAS_CAS_DELAY 3 /* 3T */
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/* define at most one of these */
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#undef CFG_SDRAM_CAS_LATENCY_2T
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#define CFG_SDRAM_CAS_LATENCY_3T
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#define CFG_SC520_HIGH_SPEED 0 /* 100 or 133MHz */
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#define CFG_RESET_GENERIC 1 /* use tripple-fault to reset cpu */
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#undef CFG_RESET_SC520 /* use SC520 MMCR's to reset cpu */
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#undef CFG_TIMER_SC520 /* use SC520 swtimers */
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#define CFG_TIMER_GENERIC 1 /* use the i8254 PIT timers */
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#undef CFG_TIMER_TSC /* use the Pentium TSC timers */
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#define CFG_STACK_SIZE 0x8000 /* Size of bootloader stack */
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#define CONFIG_SHOW_BOOT_PROGRESS 1
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#define CONFIG_LAST_STAGE_INIT 1
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/*
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* Size of malloc() pool
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*/
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#define CONFIG_MALLOC_SIZE (CFG_ENV_SIZE + 128*1024)
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#define CONFIG_BAUDRATE 9600
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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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_PCI
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#define CONFIG_CMD_JFFS2
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#define CONFIG_CMD_IDE
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#define CONFIG_CMD_NET
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#define CONFIG_CMD_PCMCIA
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#define CONFIG_CMD_EEPROM
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#define CONFIG_BOOTDELAY 15
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#define CONFIG_BOOTARGS "root=/dev/mtdblock1 console=ttyS0,9600 " \
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"mtdparts=phys:7936k(root),256k(uboot) "
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#define CONFIG_BOOTCOMMAND "setenv bootargs root=/dev/nfs ip=autoconf " \
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"console=ttyS0,9600 " \
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"mtdparts=phys:7808k(root),128k(env),256k(uboot);" \
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"bootp;bootm"
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#if defined(CONFIG_CMD_KGDB)
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#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
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#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
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#endif
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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 "boot > " /* Monitor Command Prompt */
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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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_MEMTEST_START 0x00100000 /* memtest works on */
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#define CFG_MEMTEST_END 0x01000000 /* 1 ... 16 MB in DRAM */
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#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
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#define CFG_LOAD_ADDR 0x100000 /* default load address */
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#define CFG_HZ 1024 /* incrementer freq: 1kHz */
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/* valid baudrates */
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#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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/*-----------------------------------------------------------------------
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* Physical Memory Map
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*/
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#define CONFIG_NR_DRAM_BANKS 4 /* we have 4 banks of DRAM */
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/*-----------------------------------------------------------------------
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* FLASH and environment organization
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*/
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#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
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#define CFG_MAX_FLASH_SECT 512 /* max number of sectors on one chip */
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/* timeout values are in ticks */
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#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */
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#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */
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#define CONFIG_SPI_EEPROM /* SPI EEPROMs such as AT25010 or AT25640 */
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#define CONFIG_MW_EEPROM /* MicroWire EEPROMS such as AT93LC46 */
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#define CONFIG_DTT_DS1722 /* Dallas DS1722 SPI Temperature probe */
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/* allow to overwrite serial and ethaddr */
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#define CONFIG_ENV_OVERWRITE
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#if 0
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/* Environment in flash */
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#define CFG_ENV_IS_IN_FLASH 1
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# define CFG_ENV_ADDR (0x387a0000) /* Addr of Environment Sector */
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# define CFG_ENV_SIZE 0x20000 /* Total Size of Environment Sector (or 0x10000) */
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# define CFG_ENV_OFFSET 0
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#else
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/* Environment in EEPROM */
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# define CFG_ENV_IS_IN_EEPROM 1
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# define CONFIG_SPI
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# define CONFIG_SPI_X 1
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# define CFG_ENV_SIZE 0x2000 /* Total Size of Environment EEPROM */
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# define CFG_ENV_OFFSET 0x1c00
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#endif
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/*
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* JFFS2 partitions
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*
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*/
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/* No command line, one static partition, whole device */
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#undef CONFIG_JFFS2_CMDLINE
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#define CONFIG_JFFS2_DEV "nor0"
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#define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
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#define CONFIG_JFFS2_PART_OFFSET 0x00000000
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/* mtdparts command line support */
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/* Note: fake mtd_id used, no linux mtd map file */
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/*
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#define CONFIG_JFFS2_CMDLINE
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#define MTDIDS_DEFAULT "nor0=sc520_spunk-0"
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#define MTDPARTS_DEFAULT "mtdparts=sc520_spunk-0:-(jffs2)"
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*/
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/*-----------------------------------------------------------------------
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* Device drivers
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*/
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#define CONFIG_NET_MULTI /* Multi ethernet cards support */
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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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/************************************************************
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* IDE/ATA stuff
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************************************************************/
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#define CFG_IDE_MAXBUS 2 /* max. 2 IDE busses */
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#define CFG_IDE_MAXDEVICE (CFG_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */
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#define CFG_ATA_BASE_ADDR 0
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#define CFG_ATA_IDE0_OFFSET 0x01f0 /* ide0 offset */
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#define CFG_ATA_IDE1_OFFSET 0xe000 /* ide1 offset */
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#define CFG_ATA_DATA_OFFSET 0 /* data reg offset */
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#define CFG_ATA_REG_OFFSET 0 /* reg offset */
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#define CFG_ATA_ALT_OFFSET 0x200 /* alternate register offset */
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#define CFG_FIRST_PCMCIA_BUS 1
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#undef CONFIG_IDE_LED /* no led for ide supported */
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#undef CONFIG_IDE_RESET /* reset for ide unsupported... */
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#undef CONFIG_IDE_RESET_ROUTINE /* no special reset function */
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#define CONFIG_IDE_TI_CARDBUS
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#define CFG_PCMCIA_CIS_WIN 0x27f00000
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#define CFG_PCMCIA_CIS_WIN_SIZE 0x00100000
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#define CFG_PCMCIA_IO_WIN 0xe000
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#define CFG_PCMCIA_IO_WIN_SIZE 16
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/************************************************************
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* DISK Partition support
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************************************************************/
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#define CONFIG_DOS_PARTITION
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#define CONFIG_MAC_PARTITION
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#define CONFIG_ISO_PARTITION /* Experimental */
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/************************************************************
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* RTC
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***********************************************************/
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#define CONFIG_RTC_MC146818
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#undef CONFIG_WATCHDOG /* watchdog disabled */
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/*
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* PCI stuff
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*/
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#define CONFIG_PCI /* include pci support */
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#define CONFIG_PCI_PNP /* pci plug-and-play */
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#define CONFIG_PCI_SCAN_SHOW
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#define CFG_FIRST_PCI_IRQ 9
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#define CFG_SECOND_PCI_IRQ 10
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#define CFG_THIRD_PCI_IRQ 11
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#define CFG_FORTH_PCI_IRQ 12
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#endif /* __CONFIG_H */
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