diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/configs/rpi_b.h | 85 |
1 files changed, 70 insertions, 15 deletions
diff --git a/include/configs/rpi_b.h b/include/configs/rpi_b.h index 4b5a0c2..6306d61 100644 --- a/include/configs/rpi_b.h +++ b/include/configs/rpi_b.h @@ -100,12 +100,20 @@ "env import -t ${loadaddr} ${filesize}; " \ "fi" +#define ENV_DEVICE_SETTINGS \ + "stdin=serial,lcd\0" \ + "stdout=serial,lcd\0" \ + "stderr=serial,lcd\0" + /* * Memory layout for where various images get loaded by boot scripts: * * scriptaddr can be pretty much anywhere that doesn't conflict with something * else. Put it low in memory to avoid conflicts. * + * pxefile_addr_r can be pretty much anywhere that doesn't conflict with + * something else. Put it low in memory to avoid conflicts. + * * kernel_addr_r must be within the first 128M of RAM in order for the * kernel's CONFIG_AUTO_ZRELADDR option to work. Since the kernel will * decompress itself to 0x8000 after the start of RAM, kernel_addr_r @@ -121,35 +129,82 @@ * ramdisk_addr_r simply shouldn't overlap anything else. Choosing 33M allows * for the FDT/DTB to be up to 1M, which is hopefully plenty. */ -#define CONFIG_EXTRA_ENV_SETTINGS \ - "stdin=serial\0" \ - "stderr=serial,lcd\0" \ - "stdout=serial,lcd\0" \ +#define ENV_MEM_LAYOUT_SETTINGS \ "scriptaddr=0x00000000\0" \ + "pxefile_addr_r=0x00100000\0" \ "kernel_addr_r=0x01000000\0" \ "fdt_addr_r=0x02000000\0" \ "fdtfile=bcm2835-rpi-b.dtb\0" \ "ramdisk_addr_r=0x02100000\0" \ - "boot_targets=mmc0\0" \ - \ - "script_boot=" \ - "if fatload ${devtype} ${devnum}:1 " \ - "${scriptaddr} boot.scr.uimg; then " \ - "source ${scriptaddr}; " \ - "fi;\0" \ - \ + +#define BOOTCMDS_MMC \ "mmc_boot=" \ "setenv devtype mmc; " \ "if mmc dev ${devnum}; then " \ - "run script_boot; " \ + "run scan_boot; " \ "fi\0" \ + "bootcmd_mmc0=setenv devnum 0; run mmc_boot;\0" +#define BOOT_TARGETS_MMC "mmc0" + +#define BOOTCMDS_COMMON \ + "rootpart=1\0" \ + \ + "do_script_boot=" \ + "load ${devtype} ${devnum}:${rootpart} " \ + "${scriptaddr} ${prefix}${script}; " \ + "source ${scriptaddr}\0" \ + \ + "script_boot=" \ + "for script in ${boot_scripts}; do " \ + "if test -e ${devtype} ${devnum}:${rootpart} " \ + "${prefix}${script}; then " \ + "echo Found ${prefix}${script}; " \ + "run do_script_boot; " \ + "echo SCRIPT FAILED: continuing...; " \ + "fi; " \ + "done\0" \ \ - "bootcmd_mmc0=setenv devnum 0; run mmc_boot\0" \ + "do_sysboot_boot=" \ + "sysboot ${devtype} ${devnum}:${rootpart} any " \ + "${scriptaddr} ${prefix}extlinux/extlinux.conf\0" \ + \ + "sysboot_boot=" \ + "if test -e ${devtype} ${devnum}:${rootpart} " \ + "${prefix}extlinux/extlinux.conf; then " \ + "echo Found ${prefix}extlinux/extlinux.conf; " \ + "run do_sysboot_boot; " \ + "echo SCRIPT FAILED: continuing...; " \ + "fi\0" \ + \ + "scan_boot=" \ + "echo Scanning ${devtype} ${devnum}...; " \ + "for prefix in ${boot_prefixes}; do " \ + "run sysboot_boot; " \ + "run script_boot; " \ + "done\0" \ + \ + "boot_targets=" \ + BOOT_TARGETS_MMC " " \ + "\0" \ + \ + "boot_prefixes=/\0" \ + \ + "boot_scripts=boot.scr.uimg\0" \ + \ + BOOTCMDS_MMC #define CONFIG_BOOTCOMMAND \ "for target in ${boot_targets}; do run bootcmd_${target}; done" -#define CONFIG_BOOTDELAY 2 +#define CONFIG_BOOTCOMMAND \ + "for target in ${boot_targets}; do run bootcmd_${target}; done" + +#define CONFIG_EXTRA_ENV_SETTINGS \ + ENV_DEVICE_SETTINGS \ + ENV_MEM_LAYOUT_SETTINGS \ + BOOTCMDS_COMMON + +#define CONFIG_BOOTDELAY 2 /* Shell */ #define CONFIG_SYS_MAXARGS 8 |