mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-13 06:42:56 +00:00
fe126d8b34
which makes the environment compatible with the hush shell. WARNING: Support for the old '$(...)' syntax will be discontinued in a later version.
219 lines
6.3 KiB
C
219 lines
6.3 KiB
C
/*
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* (C) Copyright 2005
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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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#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_MPC5xxx 1 /* This is an MPC5xxx CPU */
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#define CONFIG_MPC5200 1 /* More exactly a MPC5200 */
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#define CONFIG_CANMB 1 /* ... on canmb board - we need this for FEC.C */
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#define CFG_MPC5XXX_CLKIN 33000000 /* ... running at 33.000000MHz */
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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 CFG_CACHELINE_SIZE 32 /* For MPC5xxx 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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#define CONFIG_BOARD_EARLY_INIT_R
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/*
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* Serial console configuration
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*/
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#define CONFIG_PSC_CONSOLE 1 /* console is on PSC1 */
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#define CONFIG_BAUDRATE 115200 /* ... at 115200 bps */
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#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
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/*
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* Supported commands
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*/
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#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
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CFG_CMD_ASKENV | \
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CFG_CMD_DATE | \
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CFG_CMD_DHCP | \
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CFG_CMD_IMMAP | \
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CFG_CMD_MII | \
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CFG_CMD_NFS | \
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CFG_CMD_REGINFO | \
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CFG_CMD_SNTP )
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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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* MUST be low boot - HIGHBOOT is not supported anymore
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*/
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#if (TEXT_BASE == 0xFE000000) /* Boot low with 32 MB Flash */
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# define CFG_LOWBOOT 1
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# define CFG_LOWBOOT16 1
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#else
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# error "TEXT_BASE must be 0xFE000000"
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#endif
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/*
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* Autobooting
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*/
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#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
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#define CONFIG_PREBOOT "echo;" \
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"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
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"echo"
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#undef CONFIG_BOOTARGS
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"netdev=eth0\0" \
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"nfsargs=setenv bootargs root=/dev/nfs rw " \
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"nfsroot=${serverip}:${rootpath}\0" \
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"ramargs=setenv bootargs root=/dev/ram rw\0" \
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"addip=setenv bootargs ${bootargs} " \
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"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
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":${hostname}:${netdev}:off panic=1\0" \
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"flash_nfs=run nfsargs addip;" \
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"bootm ${kernel_addr}\0" \
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"flash_self=run ramargs addip;" \
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"bootm ${kernel_addr} ${ramdisk_addr}\0" \
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"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
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"rootpath=/opt/eldk/ppc_6xx\0" \
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"bootfile=/tftpboot/canmb/uImage\0" \
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""
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#define CONFIG_BOOTCOMMAND "run flash_self"
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/*
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* IPB Bus clocking configuration.
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*/
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#undef CFG_IPBSPEED_133 /* define for 133MHz speed */
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/*
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* Flash configuration, expect one 16 Megabyte Bank at most
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*/
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#define CFG_FLASH_BASE 0xFE000000
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#define CFG_FLASH_SIZE 0x02000000
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#define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */
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#define CFG_MAX_FLASH_SECT 256 /* max num of sects on one chip */
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#define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
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#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
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#define CFG_FLASH_CFI_DRIVER
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#define CFG_FLASH_CFI
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#define CFG_FLASH_EMPTY_INFO
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/*
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* Environment settings
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*/
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#define CFG_ENV_IS_IN_FLASH 1
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#define CFG_ENV_OFFSET (2*128*1024)
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#define CFG_ENV_SIZE 0x2000
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#define CFG_ENV_SECT_SIZE (128*1024)
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/*
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* Memory map
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*
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* Warning!!! with the current BestComm Task, MBAR MUST BE set to 0xf0000000
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*/
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#define CFG_MBAR 0xf0000000 /* DO NOT CHANGE this */
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#define CFG_SDRAM_BASE 0x00000000
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#define CFG_DEFAULT_MBAR 0x80000000
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/* Use SRAM until RAM will be available */
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#define CFG_INIT_RAM_ADDR MPC5XXX_SRAM
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#define CFG_INIT_RAM_END MPC5XXX_SRAM_SIZE /* End of used area in DPRAM */
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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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#define CFG_MONITOR_BASE TEXT_BASE
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#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
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# define CFG_RAMBOOT 1
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#endif
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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_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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/*
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* Ethernet configuration
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*/
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#define CONFIG_MPC5xxx_FEC 1
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#define CONFIG_PHY_ADDR 0x0
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/*
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* GPIO configuration:
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* PSC1,2,3 predefined as UART
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* PCI disabled
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* Ethernet 100 with MD
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*/
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#define CFG_GPS_PORT_CONFIG 0x00058444
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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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#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 0x00100000 /* memtest works on */
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#define CFG_MEMTEST_END 0x01f00000 /* 1 ... 31 MB in DRAM */
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#define CFG_LOAD_ADDR 0x200000 /* default load address */
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#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
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#define CONFIG_RTC_MPC5200 1 /* use internal MPC5200 RTC */
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/*
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* Various low-level settings
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*/
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#define CFG_HID0_INIT HID0_ICE | HID0_ICFI
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#define CFG_HID0_FINAL HID0_ICE
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#define CFG_BOOTCS_START CFG_FLASH_BASE
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#define CFG_BOOTCS_SIZE CFG_FLASH_SIZE
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#define CFG_BOOTCS_CFG 0x00047D01
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#define CFG_CS0_START CFG_FLASH_BASE
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#define CFG_CS0_SIZE CFG_FLASH_SIZE
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#define CFG_CS_BURST 0x00000000
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#define CFG_CS_DEADCYCLE 0x33333333
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#define CFG_RESET_ADDRESS 0x7f000000
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#endif /* __CONFIG_H */
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