Extend the default boot sequence on Versatile Express to load a boot
script from MMC.
Signed-off-by: Jon Medhurst <jon.medhu...@linaro.org>
---
include/configs/vexpress_common.h | 20 ++++++++++++++++++--
1 files changed, 18 insertions(+), 2 deletions(-)
diff --git a/include/configs/vexpress_common.h
b/include/configs/vexpress_common.h
index a4ae5a8..d56f19d 100644
--- a/include/configs/vexpress_common.h
+++ b/include/configs/vexpress_common.h
@@ -178,6 +178,8 @@
#define CONFIG_CMD_SAVEENV
#define CONFIG_NET_MULTI
#define CONFIG_CMD_RUN
+#define CONFIG_CMD_BOOTD
+#define CONFIG_CMD_ECHO
#define CONFIG_CMD_FAT
#define CONFIG_DOS_PARTITION 1
@@ -226,7 +228,14 @@
#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
/* Basic environment settings */
-#define CONFIG_BOOTCOMMAND "run bootflash;"
+#define CONFIG_BOOTCOMMAND \
+ "if mmc rescan ${mmcdev}; then " \
+ "if run loadbootscript; then " \
+ "run bootscript; " \
+ "fi; " \
+ "fi; " \
+ "run bootflash;"
+
#ifdef CONFIG_VEXPRESS_ORIGINAL_MEMORY_MAP
#define CONFIG_PLATFORM_ENV_SETTINGS \
"loadaddr=0x80008000\0" \
@@ -258,7 +267,12 @@
"devtmpfs.mount=0 vmalloc=256M\0" \
"bootflash=run flashargs; " \
"cp ${ramdisk_addr} ${ramdisk_addr_r} ${maxramdisk}; " \
- "bootm ${kernel_addr} ${ramdisk_addr_r}\0"
+ "bootm ${kernel_addr} ${ramdisk_addr_r}\0" \
+ "mmcdev=0\0" \
+ "bootscr=boot.scr\0" \
+ "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} ${bootscr}\0"
\
+ "bootscript=echo Running bootscript from mmc ...; " \
+ "source ${loadaddr}\0"
/* FLASH and environment organization */
#define PHYS_FLASH_SIZE 0x04000000 /* 64MB */
@@ -305,6 +319,8 @@
#define CONFIG_SYS_PROMPT "VExpress# "
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot args buffer */
#define CONFIG_CMD_SOURCE
#define CONFIG_SYS_LONGHELP
--
1.7.4.1
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