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authorMike Frysinger <vapier@gentoo.org>2009-04-13 05:52:45 -0400
committerMike Frysinger <vapier@gentoo.org>2009-06-14 20:01:12 -0400
commit0e63dc0679451d48f8b727c543ce48b488f7a33f (patch)
tree4c8a01e22c507dea15a8b7f1782316f9c1ed01cc /include/configs/bfin_adi_common.h
parent0f52b560f19623ec651f9b9b40405d138ec251d3 (diff)
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Blackfin: make default ADI env more flexible
Allow boards to easily override the root= and default bootcmd, allow people to tweak the file used in default bootcmds at runtime via one env var, and add a stock nandboot command. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'include/configs/bfin_adi_common.h')
-rw-r--r--include/configs/bfin_adi_common.h30
1 files changed, 25 insertions, 5 deletions
diff --git a/include/configs/bfin_adi_common.h b/include/configs/bfin_adi_common.h
index a581924..b824566 100644
--- a/include/configs/bfin_adi_common.h
+++ b/include/configs/bfin_adi_common.h
@@ -103,14 +103,19 @@
#else
# define CONFIG_BOOTDELAY 5
#endif
-#define CONFIG_BOOTCOMMAND "run ramboot"
+#ifndef CONFIG_BOOTCOMMAND
+# define CONFIG_BOOTCOMMAND "run ramboot"
+#endif
#ifdef CONFIG_VIDEO
# define CONFIG_BOOTARGS_VIDEO "console=tty0 "
#else
# define CONFIG_BOOTARGS_VIDEO ""
#endif
+#ifndef CONFIG_BOOTARGS_ROOT
+# define CONFIG_BOOTARGS_ROOT "/dev/mtdblock0 rw"
+#endif
#define CONFIG_BOOTARGS \
- "root=/dev/mtdblock0 rw " \
+ "root=" CONFIG_BOOTARGS_ROOT " " \
"clkin_hz=" MK_STR(CONFIG_CLKIN_HZ) " " \
"earlyprintk=" \
"serial," \
@@ -118,7 +123,17 @@
MK_STR(CONFIG_BAUDRATE) " " \
CONFIG_BOOTARGS_VIDEO \
"console=ttyBF0," MK_STR(CONFIG_BAUDRATE)
-
+#if defined(CONFIG_CMD_NAND)
+# define NAND_ENV_SETTINGS \
+ "nandargs=set bootargs " CONFIG_BOOTARGS "\0" \
+ "nandboot=" \
+ "nand read $(loadaddr) 0x20000 0x100000;" \
+ "run nandargs;" \
+ "bootm" \
+ "\0"
+#else
+# define NAND_ENV_SETTINGS
+#endif
#if defined(CONFIG_CMD_NET)
# if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_BYPASS)
# define UBOOT_ENV_FILE "u-boot.bin"
@@ -156,19 +171,23 @@
"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):" \
"$(hostname):eth0:off" \
"\0" \
+ \
+ "ramfile=uImage\0" \
"ramargs=set bootargs " CONFIG_BOOTARGS "\0" \
"ramboot=" \
- "tftp $(loadaddr) uImage;" \
+ "tftp $(loadaddr) $(ramfile);" \
"run ramargs;" \
"run addip;" \
"bootm" \
"\0" \
+ \
+ "nfsfile=vmImage\0" \
"nfsargs=set bootargs " \
"root=/dev/nfs rw " \
"nfsroot=$(serverip):$(rootpath),tcp,nfsvers=3" \
"\0" \
"nfsboot=" \
- "tftp $(loadaddr) vmImage;" \
+ "tftp $(loadaddr) $(nfsfile);" \
"run nfsargs;" \
"run addip;" \
"bootm" \
@@ -177,6 +196,7 @@
# define NETWORK_ENV_SETTINGS
#endif
#define CONFIG_EXTRA_ENV_SETTINGS \
+ NAND_ENV_SETTINGS \
NETWORK_ENV_SETTINGS \
"flashboot=bootm 0x20100000\0"