mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-07-11 13:46:17 +09:00
700a0c648d
Old, obsolete and duplicated code was cleaned up and replace by the new partitioning method. There are two possible approaches now: * define a single, static partition * use mtdparts command line option and dynamic partitioning Default is static partitioning.
468 lines
15 KiB
C
468 lines
15 KiB
C
/*
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* (C) Copyright 2002 ELTEC Elektronik AG
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* Frank Gottschling <fgottschling@eltec.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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* 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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#undef DEBUG
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#define GTREGREAD(x) 0xffffffff /* needed for debug */
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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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/* these hardware addresses are pretty bogus, please change them to
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suit your needs */
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/* first ethernet */
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#define CONFIG_ETHADDR 00:00:5b:ee:de:ad
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#define CONFIG_IPADDR 192.168.0.105
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#define CONFIG_SERVERIP 192.168.0.100
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#define CONFIG_BAB7xx 1 /* this is an BAB740/BAB750 board */
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#define CONFIG_BAUDRATE 9600 /* console baudrate */
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#undef CONFIG_WATCHDOG
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#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
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#define CONFIG_ZERO_BOOTDELAY_CHECK
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#undef CONFIG_BOOTARGS
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#define CONFIG_BOOTCOMMAND \
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"bootp 1000000; " \
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"setenv bootargs root=ramfs console=ttyS00,9600 " \
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"ip=$(ipaddr):$(serverip):$(rootpath):$(gatewayip):" \
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"$(netmask):$(hostname):eth0:none; " \
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"bootm"
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#define CONFIG_LOADS_ECHO 0 /* echo off for serial download */
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#define CFG_LOADS_BAUD_CHANGE /* allow baudrate changes */
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#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
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#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_JFFS2 |\
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CFG_CMD_SCSI | CFG_CMD_IDE | CFG_CMD_DATE |\
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CFG_CMD_FDC | CFG_CMD_ELF)
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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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/*
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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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/*
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* choose between COM1 and COM2 as serial console
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*/
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#define CONFIG_CONS_INDEX 1
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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_MEMTEST_START 0x00000000 /* memtest works on */
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#define CFG_MEMTEST_END 0x04000000 /* 0 ... 64 MB in DRAM */
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#define CFG_LOAD_ADDR 0x1000000 /* default load address */
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#define CFG_HZ 1000 /* dec. freq: 1 ms ticks */
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#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
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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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*/
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#define CFG_BOARD_ASM_INIT
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#define CONFIG_MISC_INIT_R
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/*
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* Choose the address mapping scheme for the MPC106 mem controller.
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* Default is mapping B (CHRP), set this define to choose mapping A (PReP).
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*/
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#define CFG_ADDRESS_MAP_A
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#ifdef CFG_ADDRESS_MAP_A
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#define CFG_PCI_MEMORY_BUS 0x80000000
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#define CFG_PCI_MEMORY_PHYS 0x00000000
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#define CFG_PCI_MEMORY_SIZE 0x80000000
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#define CFG_PCI_MEM_BUS 0x00000000
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#define CFG_PCI_MEM_PHYS 0xc0000000
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#define CFG_PCI_MEM_SIZE 0x3f000000
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#define CFG_ISA_MEM_BUS 0
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#define CFG_ISA_MEM_PHYS 0
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#define CFG_ISA_MEM_SIZE 0
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#define CFG_PCI_IO_BUS 0x1000
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#define CFG_PCI_IO_PHYS 0x81000000
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#define CFG_PCI_IO_SIZE 0x01000000-CFG_PCI_IO_BUS
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#define CFG_ISA_IO_BUS 0x00000000
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#define CFG_ISA_IO_PHYS 0x80000000
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#define CFG_ISA_IO_SIZE 0x00800000
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#else
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#define CFG_PCI_MEMORY_BUS 0x00000000
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#define CFG_PCI_MEMORY_PHYS 0x00000000
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#define CFG_PCI_MEMORY_SIZE 0x40000000
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#define CFG_PCI_MEM_BUS 0x80000000
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#define CFG_PCI_MEM_PHYS 0x80000000
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#define CFG_PCI_MEM_SIZE 0x7d000000
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#define CFG_ISA_MEM_BUS 0x00000000
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#define CFG_ISA_MEM_PHYS 0xfd000000
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#define CFG_ISA_MEM_SIZE 0x01000000
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#define CFG_PCI_IO_BUS 0x00800000
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#define CFG_PCI_IO_PHYS 0xfe800000
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#define CFG_PCI_IO_SIZE 0x00400000
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#define CFG_ISA_IO_BUS 0x00000000
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#define CFG_ISA_IO_PHYS 0xfe000000
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#define CFG_ISA_IO_SIZE 0x00800000
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#endif /*CFG_ADDRESS_MAP_A */
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#define CFG_60X_PCI_MEM_OFFSET 0x00000000
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/* driver defines FDC,IDE,... */
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#define CFG_ISA_IO_BASE_ADDRESS CFG_ISA_IO_PHYS
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#define CFG_ISA_IO CFG_ISA_IO_PHYS
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#define CFG_60X_PCI_IO_OFFSET CFG_ISA_IO_PHYS
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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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/*
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* Definitions for initial stack pointer and data area
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*/
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#define CFG_INIT_RAM_ADDR 0x00fd0000 /* above the memtest region */
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#define CFG_INIT_RAM_END 0x4000
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#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for init 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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* Flash mapping/organization on the MPC10x.
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*/
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#define FLASH_BASE0_PRELIM 0xff800000
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#define FLASH_BASE1_PRELIM 0xffc00000
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#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
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#define CFG_MAX_FLASH_SECT 67 /* max number of sectors on one chip */
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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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* JFFS2 partitions
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*
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*/
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/* No command line, one static partition */
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#undef CONFIG_JFFS2_CMDLINE
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#define CONFIG_JFFS2_DEV "nor"
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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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*
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* Note: fake mtd_id used, no linux mtd map file
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*/
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/*
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#define CONFIG_JFFS2_CMDLINE
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#define MTDIDS_DEFAULT "nor0=bab7xx-0"
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#define MTDPARTS_DEFAULT "mtdparts=bab7xx-0:-(jffs2)"
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*/
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#define CFG_MONITOR_BASE CFG_FLASH_BASE
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#define CFG_MONITOR_LEN 0x40000 /* Reserve 256 kB for Monitor */
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#define CFG_MALLOC_LEN 0x20000 /* Reserve 128 kB for malloc() */
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#undef CFG_MEMTEST
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/*
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* Environment settings
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*/
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#define CONFIG_ENV_OVERWRITE
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#define CFG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */
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#define CFG_NVRAM_SIZE 0x1ff0 /* NVRAM size (8kB), we must protect the clock data (16 bytes) */
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#define CFG_ENV_SIZE 0x400 /* Size of Environment vars (1kB) */
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/*
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* We store the environment and an image of revision eeprom in the upper part of the NVRAM. Thus,
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* user applications can use the remaining space for other purposes.
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*/
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#define CFG_ENV_ADDR (CFG_NVRAM_SIZE +0x10 -0x800)
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#define CFG_NV_SROM_COPY_ADDR (CFG_NVRAM_SIZE +0x10 -0x400)
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#define CFG_NVRAM_ACCESS_ROUTINE /* This board needs a special routine to access the NVRAM */
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#define CFG_SROM_SIZE 0x100 /* shadow of revision info is in nvram */
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/*
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* Serial devices
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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 1843200
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#define CFG_NS16550_COM1 (CFG_ISA_IO + CFG_NS87308_UART1_BASE)
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#define CFG_NS16550_COM2 (CFG_ISA_IO + CFG_NS87308_UART2_BASE)
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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_HOST PCI_HOST_AUTO
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#undef CONFIG_PCI_SCAN_SHOW
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/*
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* Video console (graphic: SMI LynxEM, keyboard: i8042)
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*/
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#define CONFIG_VIDEO
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#define CONFIG_CFB_CONSOLE
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#define CONFIG_VIDEO_SMI_LYNXEM
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#define CONFIG_I8042_KBD
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#define CONFIG_VIDEO_LOGO
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#define CONFIG_CONSOLE_TIME
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#define CONFIG_CONSOLE_EXTRA_INFO
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#define CONFIG_CONSOLE_CURSOR
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#define CFG_CONSOLE_BLINK_COUNT 30000 /* approx. 2 HZ */
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/*
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* IDE/SCSI globals
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*/
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#ifndef __ASSEMBLY__
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extern unsigned int eltec_board;
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extern unsigned int ata_reset_time;
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extern unsigned int scsi_reset_time;
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extern unsigned short scsi_dev_id;
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extern unsigned int scsi_max_scsi_id;
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extern unsigned char scsi_sym53c8xx_ccf;
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#endif
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/*
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* ATAPI Support (experimental)
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*/
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#define CONFIG_ATAPI
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#define CFG_IDE_MAXBUS 1 /* 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 CFG_60X_PCI_IO_OFFSET /* base address */
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#define CFG_ATA_IDE0_OFFSET 0x1F0 /* default ide0 offste */
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#define CFG_ATA_IDE1_OFFSET 0x170 /* default 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 ATA_RESET_TIME (ata_reset_time)
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#undef CONFIG_IDE_PCMCIA /* no pcmcia interface required */
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#undef CONFIG_IDE_LED /* no led for ide supported */
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/*
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* SCSI support (experimental) only SYM53C8xx supported
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*/
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#define CONFIG_SCSI_SYM53C8XX
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#define CONFIG_SCSI_DEV_ID (scsi_dev_id) /* 875 or 860 */
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#define CFG_SCSI_SYM53C8XX_CCF (scsi_sym53c8xx_ccf) /* value for none 40 mhz clocks */
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#define CFG_SCSI_MAX_LUN 8 /* number of supported LUNs */
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#define CFG_SCSI_MAX_SCSI_ID (scsi_max_scsi_id) /* max SCSI ID (0-6) */
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#define CFG_SCSI_MAX_DEVICE (15 * CFG_SCSI_MAX_LUN) /* max. Target devices */
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#define CFG_SCSI_SPIN_UP_TIME (scsi_reset_time)
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/*
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* Partion suppport
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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
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/*
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* Winbond Configuration
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*/
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#define CFG_WINBOND_83C553 1 /* has a winbond bridge */
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#define CFG_USE_WINBOND_IDE 0 /* use winbond 83c553 internal ide */
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#define CFG_WINBOND_ISA_CFG_ADDR 0x80005800 /* pci-isa bridge config addr */
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#define CFG_WINBOND_IDE_CFG_ADDR 0x80005900 /* ide config addr */
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/*
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* NS87308 Configuration
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*/
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#define CFG_NS87308 /* Nat Semi super-io cntr on ISA bus */
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#define CFG_NS87308_BADDR_10 1
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#define CFG_NS87308_DEVS (CFG_NS87308_UART1 | \
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CFG_NS87308_UART2 | \
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CFG_NS87308_KBC1 | \
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CFG_NS87308_MOUSE | \
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CFG_NS87308_FDC | \
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CFG_NS87308_RARP | \
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CFG_NS87308_GPIO | \
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CFG_NS87308_POWRMAN | \
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CFG_NS87308_RTC_APC )
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#define CFG_NS87308_PS2MOD
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#define CFG_NS87308_GPIO_BASE 0x0220
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#define CFG_NS87308_PWMAN_BASE 0x0460
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#define CFG_NS87308_PMC2 0x00 /* SuperI/O clock source is 24MHz via X1 */
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/*
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* set up the NVRAM access registers
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* NVRAM's controlled by the configurable CS line from the 87308
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*/
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#define CFG_NS87308_CS0_BASE 0x0076
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#define CFG_NS87308_CS0_CONF 0x40
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#define CFG_NS87308_CS1_BASE 0x0070
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#define CFG_NS87308_CS1_CONF 0x1C
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#define CFG_NS87308_CS2_BASE 0x0071
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#define CFG_NS87308_CS2_CONF 0x1C
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#define CONFIG_RTC_MK48T59
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/*
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* Initial BATs
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*/
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#if 1
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#define CFG_IBAT0L 0
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#define CFG_IBAT0U 0
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#define CFG_DBAT0L CFG_IBAT1L
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#define CFG_DBAT0U CFG_IBAT1U
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#define CFG_IBAT1L 0
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#define CFG_IBAT1U 0
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#define CFG_DBAT1L CFG_IBAT1L
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#define CFG_DBAT1U CFG_IBAT1U
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#define CFG_IBAT2L 0
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#define CFG_IBAT2U 0
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#define CFG_DBAT2L CFG_IBAT2L
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#define CFG_DBAT2U CFG_IBAT2U
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#define CFG_IBAT3L 0
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#define CFG_IBAT3U 0
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#define CFG_DBAT3L CFG_IBAT3L
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#define CFG_DBAT3U CFG_IBAT3U
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#else
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/* SDRAM */
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#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_RW)
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#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
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#define CFG_DBAT0L CFG_IBAT1L
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#define CFG_DBAT0U CFG_IBAT1U
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/* address range for flashes */
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#define CFG_IBAT1L (CFG_FLASH_BASE | BATL_RW | BATL_CACHEINHIBIT)
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#define CFG_IBAT1U (CFG_FLASH_BASE | BATU_BL_16M | BATU_VS | BATU_VP)
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#define CFG_DBAT1L CFG_IBAT1L
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#define CFG_DBAT1U CFG_IBAT1U
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/* ISA IO space */
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#define CFG_IBAT2L (CFG_ISA_IO | BATL_RW | BATL_CACHEINHIBIT)
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#define CFG_IBAT2U (CFG_ISA_IO | BATU_BL_16M | BATU_VS | BATU_VP)
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#define CFG_DBAT2L CFG_IBAT2L
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#define CFG_DBAT2U CFG_IBAT2U
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/* ISA memory space */
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#define CFG_IBAT3L (CFG_ISA_MEM | BATL_RW | BATL_CACHEINHIBIT)
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#define CFG_IBAT3U (CFG_ISA_MEM | BATU_BL_16M | BATU_VS | BATU_VP)
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#define CFG_DBAT3L CFG_IBAT3L
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#define CFG_DBAT3U CFG_IBAT3U
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#endif
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/*
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* Speed settings are board specific
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*/
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#ifndef __ASSEMBLY__
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extern unsigned long bab7xx_get_bus_freq (void);
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extern unsigned long bab7xx_get_gclk_freq (void);
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#endif
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#define CFG_BUS_HZ bab7xx_get_bus_freq()
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#define CFG_BUS_CLK CFG_BUS_HZ
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#define CFG_CPU_CLK bab7xx_get_gclk_freq()
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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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* Cache Configuration
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*/
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#define CFG_CACHELINE_SIZE 32 /* For all MPC74xx CPUs */
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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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* L2 Cache Configuration is board specific for BAB740/BAB750
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* Init values read from revision srom.
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*/
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#undef CFG_L2
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#define L2_INIT (L2CR_L2SIZ_HM | L2CR_L2CLK_3 | L2CR_L2RAM_BURST | \
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L2CR_L2OH_5 | L2CR_L2CTL | L2CR_L2WT)
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#define L2_ENABLE (L2_INIT | L2CR_L2E)
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#define CFG_L2_BAB7xx
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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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#define CONFIG_NET_MULTI /* Multi ethernet cards support */
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#define CONFIG_TULIP
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#define CONFIG_TULIP_SELECT_MEDIA
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#endif /* __CONFIG_H */
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