@@ -18,7 +18,7 @@ CONFIG_SYS_MEMTEST_END=0xa0000000
CONFIG_FIT=y
CONFIG_FIT_VERBOSE=y
CONFIG_USE_BOOTCOMMAND=y
-CONFIG_BOOTCOMMAND="if run loadimage; then run mmcboot; fi; "
+CONFIG_BOOTCOMMAND="if test \"${ustate}\" = 1; then setenv upgrade_available 1; saveenv; fi; if run loadimage; then run mmcboot; fi; "
CONFIG_HUSH_PARSER=y
CONFIG_SYS_MAXARGS=32
CONFIG_SYS_PBSIZE=532
@@ -33,6 +33,7 @@
"mmcargs=setenv bootargs console=${console},${baudrate} " \
"root=/dev/mmcblk0p${mmcpart} rootwait rw " \
__stringify(EXTRA_BOOTPARAMS) "\0" \
+ "bootlimit=3\0" \
"loadimage=load mmc ${mmcdev}:${mmcpart} ${loadaddr} boot/${image}\0" \
"loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdt_addr} boot/${fdtfile}\0" \
"mmcboot=echo Booting from mmc ...; " \
@@ -40,6 +41,13 @@
"if run loadfdt; then " \
"bootz ${loadaddr} - ${fdt_addr}; " \
"fi;\0" \
+ "altbootcmd=echo Performing rollback...; " \
+ "if test \"${mmcpart}\" = 1; then " \
+ "setenv mmcpart 2; " \
+ "else " \
+ "setenv mmcpart 1; " \
+ "fi; setenv bootcount 0; setenv upgrade_available; setenv ustate 3; saveenv; " \
+ "run bootcmd;\0"
/* Physical Memory Map */
#define PHYS_SDRAM MMDC0_ARB_BASE_ADDR