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* [U-Boot] [PATCH] mx51evk: consolidate env for mmcboot and netboot
@ 2010-10-25 15:20 Shawn Guo
  2010-10-27 11:19 ` Shawn Guo
  2010-10-28 11:20 ` Stefano Babic
  0 siblings, 2 replies; 3+ messages in thread
From: Shawn Guo @ 2010-10-25 15:20 UTC (permalink / raw)
  To: u-boot

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 */
-- 
1.7.1

^ permalink raw reply related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2010-10-28 11:20 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2010-10-25 15:20 [U-Boot] [PATCH] mx51evk: consolidate env for mmcboot and netboot Shawn Guo
2010-10-27 11:19 ` Shawn Guo
2010-10-28 11:20 ` Stefano Babic

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