mirror of
https://github.com/AsahiLinux/u-boot
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d494cdb97e
The gdsys gazerbeam board is based on a Freescale MPC8308 SOC. It boots from NOR-Flash, kernel and rootfs are stored on SD-Card. On board peripherals include: - 2x 10/100 Mbit/s Ethernet (optional) Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc> Signed-off-by: Mario Six <mario.six@gdsys.cc>
137 lines
4.1 KiB
C
137 lines
4.1 KiB
C
/*
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* (C) Copyright 2015
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* Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de
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*
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*
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* SPDX-License-Identifier: GPL-2.0+
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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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* DDR Setup
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*/
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#define CONFIG_SYS_SDRAM_BASE 0x00000000 /* DDR is system memory */
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/* TODO: Check: Can this be unified with CONFIG_SYS_SDRAM_BASE? */
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#define CONFIG_SYS_DDR_SDRAM_BASE CONFIG_SYS_SDRAM_BASE
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/*
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* Memory test
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* TODO: Migrate!
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*/
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#define CONFIG_SYS_MEMTEST_START 0x00001000 /* memtest region */
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#define CONFIG_SYS_MEMTEST_END 0x07e00000
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/*
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* The reserved memory
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*/
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /* start of monitor */
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#define CONFIG_SYS_MONITOR_LEN (512 * 1024) /* Reserve 512 kB for Mon */
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#define CONFIG_SYS_MALLOC_LEN (512 * 1024) /* Reserved for malloc */
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/*
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* Initial RAM Base Address Setup
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*/
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#define CONFIG_SYS_INIT_RAM_LOCK
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#define CONFIG_SYS_INIT_RAM_ADDR 0xE6000000 /* Initial RAM address */
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#define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in RAM */
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#define CONFIG_SYS_GBL_DATA_OFFSET \
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(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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/*
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* FLASH on the Local Bus
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*/
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#define CONFIG_SYS_FLASH_BASE 0xFE000000 /* FLASH base address */
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#define CONFIG_SYS_FLASH_SIZE 8 /* FLASH size is up to 8M */
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#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* number of banks */
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#define CONFIG_SYS_MAX_FLASH_SECT 135
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#define CONFIG_SYS_BAUDRATE_TABLE \
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{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
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/*
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* Environment
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*/
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#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + \
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CONFIG_SYS_MONITOR_LEN)
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#define CONFIG_ENV_SECT_SIZE 0x10000 /* 64K(one sector) for env */
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#define CONFIG_ENV_SIZE 0x2000
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#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE)
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#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE
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#define CONFIG_LOADS_ECHO /* echo on for serial download */
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#define CONFIG_SYS_LOADS_BAUD_CHANGE /* allow baudrate change */
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/*
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* Miscellaneous configurable options
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*/
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#define CONFIG_SYS_LOAD_ADDR 0x2000000 /* default load address */
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#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1ms ticks */
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#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
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/* Print Buffer Size */
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
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#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
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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 256 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 CONFIG_SYS_BOOTMAPSZ (256 << 20) /* Initial Memory map for Linux */
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/*
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* Environment Configuration
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*/
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#define CONFIG_ENV_OVERWRITE
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#define CONFIG_HAS_ETH0
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#define CONFIG_HAS_ETH1
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#define CONFIG_LOADADDR 800000 /* default location for tftp and bootm */
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/* TODO: Turn into string option and migrate to Kconfig */
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#define CONFIG_HOSTNAME "gazerbeam"
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#define CONFIG_ROOTPATH "/opt/nfsroot"
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#define CONFIG_BOOTFILE "uImage"
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#define CONFIG_PREBOOT /* enable preboot variable */
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"netdev=eth0\0" \
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"consoledev=ttyS1\0" \
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"u-boot=u-boot.bin\0" \
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"kernel_addr=1000000\0" \
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"fdt_addr=C00000\0" \
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"fdtfile=hrcon.dtb\0" \
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"load=tftp ${loadaddr} ${u-boot}\0" \
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"update=protect off " __stringify(CONFIG_SYS_MONITOR_BASE) \
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" +${filesize};era " __stringify(CONFIG_SYS_MONITOR_BASE)\
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" +${filesize};cp.b ${fileaddr} " \
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__stringify(CONFIG_SYS_MONITOR_BASE) " ${filesize}\0" \
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"upd=run load update\0" \
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#define CONFIG_NFSBOOTCOMMAND \
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"setenv bootargs root=/dev/nfs rw " \
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"nfsroot=$serverip:$rootpath " \
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"ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
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"console=$consoledev,$baudrate $othbootargs;" \
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"tftp ${kernel_addr} $bootfile;" \
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"tftp ${fdt_addr} $fdtfile;" \
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"bootm ${kernel_addr} - ${fdt_addr}"
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#define CONFIG_MMCBOOTCOMMAND \
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"setenv bootargs root=/dev/mmcblk0p3 rw rootwait " \
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"console=$consoledev,$baudrate $othbootargs;" \
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"ext2load mmc 0:2 ${kernel_addr} $bootfile;" \
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"ext2load mmc 0:2 ${fdt_addr} $fdtfile;" \
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"bootm ${kernel_addr} - ${fdt_addr}"
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#define CONFIG_BOOTCOMMAND CONFIG_MMCBOOTCOMMAND
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#endif /* __CONFIG_H */
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