---------------
Environment variables:
+boot_mode selects which boot script will be used by 'bootcmd' to
+ boot the application (Linux)
+ supported values:
+ nand: (default) load kernel from NAND partition 'linux'
+ and mount rootfs (fstype UBIFS)
+ from partition 'rootfs'.
+ mmc: load kernel from file 'uImage' on first
+ partition (FAT) on (first) SD/MMC card
+ and mount rootfs (fstype autodetected)
+ from second partition.
+ net: load kernel image via tftp (file uImage)
+ and mount rootfs via NFS. This requires
+ the additional variables 'nfsroot'
+ (path to rootfs on NFS server) and
+ 'nfs_server' (hostname or IP address of
+ NFS server) to be set.
+ jffs2: (legacy) load kernel from NAND partition 'linux'
+ and mount rootfs (fstype JFFS2)
+ from partition 'rootfs'.
cpu_clk <CPU freq [MHz]> CPU clock frequency set after boot.
#define CONFIG_SYS_AUTOLOAD "no"
#ifndef CONFIG_MFG
#define CONFIG_BOOTFILE "uImage"
-#define CONFIG_BOOTARGS "console=ttymxc0,115200 ro debug panic=1"
-#define CONFIG_BOOTCOMMAND "run bootcmd_nand"
+#define CONFIG_BOOTARGS "init=/linuxrc console=ttymxc0,115200 ro debug panic=1"
+#define CONFIG_BOOTCOMMAND "run bootcmd_${boot_mode} bootm_cmd"
#else
#define CONFIG_BOOTCOMMAND "env import " xstr(CONFIG_BOOTCMD_MFG_LOADADDR) ";run bootcmd_mfg"
#define CONFIG_BOOTCMD_MFG_LOADADDR 10500000
#define CONFIG_EXTRA_ENV_SETTINGS \
"autostart=no\0" \
"baseboard=stk5-v3\0" \
- "bootargs_mmc=run default_bootargs;set bootargs ${bootargs}" \
- " root=/dev/mmcblk0p3 rootwait\0" \
- "bootargs_nand=run default_bootargs;set bootargs ${bootargs}" \
+ "bootargs_jffs2=run default_bootargs;set bootargs ${bootargs}" \
" root=/dev/mtdblock3 rootfstype=jffs2\0" \
+ "bootargs_mmc=run default_bootargs;set bootargs ${bootargs}" \
+ " root=/dev/mmcblk0p2 rootwait\0" \
"bootargs_nfs=run default_bootargs;set bootargs ${bootargs}" \
- " root=/dev/nfs ip=dhcp nfsroot=${nfs_server}:${nfsroot},nolock\0"\
- "bootcmd_mmc=set autostart no;run bootargs_mmc;" \
- "fatload mmc 0 ${loadaddr} uImage;run bootm_cmd\0" \
- "bootcmd_nand=set autostart no;run bootargs_nand;" \
- "nboot linux;run bootm_cmd\0" \
- "bootcmd_net=set autostart no;run bootargs_nfs;dhcp;" \
- "run bootm_cmd\0" \
+ " root=/dev/nfs nfsroot=${nfs_server}:${nfsroot},nolock" \
+ " ip=dhcp\0" \
+ "bootargs_ubifs=run default_bootargs;set bootargs ${bootargs}" \
+ " ubi.mtd=rootfs root=ubi0:rootfs rootfstype=ubifs\0" \
+ "bootcmd_jffs2=set autostart no;run bootargs_jffs2" \
+ ";nboot linux\0" \
+ "bootcmd_mmc=set autostart no;run bootargs_mmc" \
+ ";fatload mmc 0 ${loadaddr} uImage\0" \
+ "bootcmd_nand=set autostart no;run bootargs_ubifs" \
+ ";nboot linux\0" \
+ "bootcmd_net=set autoload y;set autostart n;run bootargs_nfs" \
+ ";dhcp\0" \
"bootm_cmd=bootm ${loadaddr} - ${fdtaddr}\0" \
+ "boot_mode=nand\0" \
"cpu_clk=800\0" \
- "bootdelay=-1\0" \
"default_bootargs=set bootargs " CONFIG_BOOTARGS \
" ${append_bootargs}\0" \
"fdtaddr=11000000\0" \
- "fdtsave=nand erase.part dtb;nand write ${fdtaddr} dtb ${fdtsize}\0" \
+ "fdtsave=nand erase.part dtb" \
+ ";nand write ${fdtaddr} dtb ${fdtsize}\0" \
"mtdids=" MTDIDS_DEFAULT "\0" \
"mtdparts=" MTDPARTS_DEFAULT "\0" \
"nfsroot=/tftpboot/rootfs\0" \