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/*
* (C) Copyright 2002
* Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
*
* 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
*/
/*
* board/config.h - configuration options, board specific
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_X86 1 /* This is a X86 CPU */
#define CONFIG_SC520 1 /* Include support for AMD SC520 */
#define CONFIG_ALI152X 1 /* Include support for Ali 152x SIO */
#define CFG_SDRAM_PRECHARGE_DELAY 6 /* 6T */
#define CFG_SDRAM_REFRESH_RATE 78 /* 7.8uS (choices are 7.8, 15.6, 31.2 or 62.5uS) */
#define CFG_SDRAM_RAS_CAS_DELAY 3 /* 3T */
/* define at most one of these */
#undef CFG_SDRAM_CAS_LATENCY_2T
#define CFG_SDRAM_CAS_LATENCY_3T
#define CFG_SC520_HIGH_SPEED 0 /* 100 or 133MHz */
#define CFG_RESET_GENERIC 1 /* use tripple-fault to reset cpu */
#undef CFG_RESET_SC520 /* use SC520 MMCR's to reset cpu */
#undef CFG_TIMER_SC520 /* use SC520 swtimers */
#define CFG_TIMER_GENERIC 1 /* use the i8254 PIT timers */
#undef CFG_TIMER_TSC /* use the Pentium TSC timers */
#define CFG_USE_SIO_UART 0 /* prefer the uarts on the SIO to those
* in the SC520 on the CDP */
#define CFG_STACK_SIZE 0x8000 /* Size of bootloader stack */
#define CONFIG_SHOW_BOOT_PROGRESS 1
#define CONFIG_LAST_STAGE_INIT 1
/*
* Size of malloc() pool
*/
#define CONFIG_MALLOC_SIZE (CFG_ENV_SIZE + 128*1024)
#define CONFIG_BAUDRATE 9600
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_JFFS2 | CFG_CMD_IDE | CFG_CMD_NET | CFG_CMD_EEPROM)
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
#define CONFIG_BOOTDELAY 15
#define CONFIG_BOOTARGS "root=/dev/mtdblock0 console=ttyS0,9600"
/* #define CONFIG_BOOTCOMMAND "bootm 38000000" */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE 115200 /* 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 "boot > " /* 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 0x00100000 /* memtest works on */
#define CFG_MEMTEST_END 0x01000000 /* 1 ... 16 MB in DRAM */
#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
#define CFG_LOAD_ADDR 0x100000 /* default load address */
#define CFG_HZ 1024 /* incrementer freq: 1kHz */
/* valid baudrates */
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
/*-----------------------------------------------------------------------
* Physical Memory Map
*/
#define CONFIG_NR_DRAM_BANKS 4 /* we have 4 banks of DRAM */
/*-----------------------------------------------------------------------
* FLASH and environment organization
*/
#define CFG_MAX_FLASH_BANKS 3 /* max number of memory banks */
#define CFG_MAX_FLASH_SECT 64 /* 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 */
#define CONFIG_SPI_EEPROM /* Support for SPI EEPROMs (AT25128) */
#define CONFIG_MW_EEPROM /* Support for MicroWire EEPROMs (AT93LC46) */
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
/* Environment in EEPROM */
#define CFG_ENV_IS_IN_EEPROM 1
#define CONFIG_SPI
#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment EEPROM 16k is SPI is used or 128 bytes if MW is used*/
#define CFG_ENV_OFFSET 0
#define CONFIG_SC520_CDP_USE_SPI /* Store configuration in the SPI part */
#undef CONFIG_SC520_CDP_USE_MW /* Store configuration in the MicroWire part */
#define CONFIG_SPI_X 1
#define CFG_JFFS2_FIRST_BANK 0 /* use for JFFS2 */
#define CFG_JFFS2_NUM_BANKS 1 /* */
/*-----------------------------------------------------------------------
* Device drivers
*/
#define CONFIG_NET_MULTI /* Multi ethernet cards support */
#define CONFIG_PCNET
#define CONFIG_PCNET_79C973
#define CONFIG_PCNET_79C975
#define PCNET_HAS_PROM 1
/************************************************************
* IDE/ATA stuff
************************************************************/
#define CFG_IDE_MAXBUS 1 /* max. 2 IDE busses */
#define CFG_IDE_MAXDEVICE (CFG_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */
#define CFG_ATA_IDE0_OFFSET 0x01F0 /* ide0 offste */
/*#define CFG_ATA_IDE1_OFFSET 0x0170 /###* ide1 offset */
#define CFG_ATA_DATA_OFFSET 0 /* data reg offset */
#define CFG_ATA_REG_OFFSET 0 /* reg offset */
#define CFG_ATA_ALT_OFFSET 0x200 /* alternate register offset */
#define CFG_ATA_BASE_ADDR 0
#undef CONFIG_IDE_LED /* no led for ide supported */
#undef CONFIG_IDE_RESET /* reset for ide unsupported... */
#undef CONFIG_IDE_RESET_ROUTINE /* no special reset function */
/************************************************************
* ATAPI support (experimental)
************************************************************/
#define CONFIG_ATAPI /* enable ATAPI Support */
/************************************************************
* DISK Partition support
************************************************************/
#define CONFIG_DOS_PARTITION
#define CONFIG_MAC_PARTITION
#define CONFIG_ISO_PARTITION /* Experimental */
/************************************************************
* Video/Keyboard support
************************************************************/
#define CONFIG_VIDEO /* To enable video controller support */
#define CONFIG_I8042_KBD
#define CFG_ISA_IO 0
/************************************************************
* RTC
***********************************************************/
#define CONFIG_RTC_MC146818
#undef CONFIG_WATCHDOG /* watchdog disabled */
/*
* PCI stuff
*/
#define CONFIG_PCI /* include pci support */
#define CONFIG_PCI_PNP /* pci plug-and-play */
#define CONFIG_PCI_SCAN_SHOW
#define CFG_FIRST_PCI_IRQ 10
#define CFG_SECOND_PCI_IRQ 9
#define CFG_THIRD_PCI_IRQ 11
#define CFG_FORTH_PCI_IRQ 15
#endif /* __CONFIG_H */
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