This allow for easy update of firmware in the SD card from a running U-Boot.
Signed-off-by: Otavio Salvador otavio@ossystems.com.br --- Changes in v3: - New patch
Changes in v2: None
include/configs/wandboard.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)
diff --git a/include/configs/wandboard.h b/include/configs/wandboard.h index bd3e727..0dc3286 100644 --- a/include/configs/wandboard.h +++ b/include/configs/wandboard.h @@ -47,6 +47,8 @@
#undef CONFIG_CMD_IMLS
+#define CONFIG_CMD_SETEXPR + #define CONFIG_BOOTDELAY 5
#define CONFIG_SYS_MEMTEST_START 0x10000000 @@ -100,6 +102,20 @@ "mmcdev=" __stringify(CONFIG_SYS_MMC_ENV_DEV) "\0" \ "mmcpart=" __stringify(CONFIG_SYS_MMC_ENV_PART) "\0" \ "mmcroot=/dev/mmcblk0p3 rootwait rw\0" \ + "update_sd_firmware_filename=u-boot.imx\0" \ + "update_sd_firmware=" \ + "if test ${ip_dyn} = yes; then " \ + "setenv get_cmd dhcp; " \ + "else " \ + "setenv get_cmd tftp; " \ + "fi; " \ + "if mmc dev ${mmcdev}; then " \ + "if ${get_cmd} ${update_sd_firmware_filename}; then " \ + "setexpr fw_sz ${filesize} / 0x200; " \ + "setexpr fw_sz ${fw_sz} + 1; " \ + "mmc write ${loadaddr} 0x2 ${fw_sz}; " \ + "fi; " \ + "fi\0" \ "mmcargs=setenv bootargs console=${console},${baudrate} " \ "root=${mmcroot}\0" \ "loadbootscript=" \