This patch is to consolidate default mx51evk env for two primary boot modes, mmcboot and netboot.
It also cleans some unused env like netdev, uboot and redundant env like loadaddr since CONFIG_LOADADDR already defines it.
Signed-off-by: Shawn Guo shawn.gsc@gmail.com --- include/configs/mx51evk.h | 50 ++++++++++++++++++++++++++++++++++---------- 1 files changed, 38 insertions(+), 12 deletions(-)
diff --git a/include/configs/mx51evk.h b/include/configs/mx51evk.h index 6165473..186cd8c 100644 --- a/include/configs/mx51evk.h +++ b/include/configs/mx51evk.h @@ -126,18 +126,42 @@
#define CONFIG_LOADADDR 0x90800000 /* loadaddr env var */
-#define CONFIG_EXTRA_ENV_SETTINGS \ - "netdev=eth0\0" \ - "uboot_addr=0xa0000000\0" \ - "uboot=u-boot.bin\0" \ - "loadaddr=0x90800000\0" \ - "bootargs_base=setenv bootargs console=tty "\ - "console=ttymxc0,${baudrate}\0"\ - "bootargs_nfs=setenv bootargs ${bootargs} root=/dev/nfs "\ - "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0"\ - "bootcmd=run bootcmd_net\0" \ - "bootcmd_net=run bootargs_base bootargs_nfs; " \ - "tftpboot ${loadaddr} ${kernel}; bootm\0" +#define CONFIG_EXTRA_ENV_SETTINGS \ + "script=boot.scr\0" \ + "uimage=uImage\0" \ + "mmcdev=0\0" \ + "mmcpart=2\0" \ + "mmcroot=/dev/mmcblk0p3 rw\0" \ + "mmcrootfstype=ext3 rootwait\0" \ + "mmcargs=setenv bootargs console=ttymxc0,${baudrate} " \ + "root=${mmcroot} " \ + "rootfstype=${mmcrootfstype}\0" \ + "loadbootscript=" \ + "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ + "bootscript=echo Running bootscript from mmc ...; " \ + "source\0" \ + "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \ + "mmcboot=echo Booting from mmc ...; " \ + "run mmcargs; " \ + "bootm\0" \ + "netargs=setenv bootargs console=ttymxc0,${baudrate} " \ + "root=/dev/nfs " \ + "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \ + "netboot=echo Booting from net ...; " \ + "run netargs; " \ + "dhcp ${uimage}; bootm\0" \ + +#define CONFIG_BOOTCOMMAND \ + "if mmc rescan ${mmcdev}; then " \ + "if run loadbootscript; then " \ + "run bootscript; " \ + "else " \ + "if run loaduimage; then " \ + "run mmcboot; " \ + "else run netboot; " \ + "fi; " \ + "fi; " \ + "else run netboot; fi"
#define CONFIG_ARP_TIMEOUT 200UL
@@ -145,6 +169,8 @@ * Miscellaneous configurable options */ #define CONFIG_SYS_LONGHELP /* undef to save memory */ +#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ +#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " #define CONFIG_SYS_PROMPT "MX51EVK U-Boot > " #define CONFIG_AUTO_COMPLETE #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */