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authorKumar Gala <galak@kernel.crashing.org>2008-10-21 17:25:45 -0500
committerWolfgang Denk <wd@denx.de>2008-10-29 00:59:50 +0100
commit49c3a861d11735838f1f1b11999ce433006dc919 (patch)
tree4a152a1bf57e164839785f2295a758da97148ee8 /lib_avr32
parentbe08315933537f061bc1ce61f33a29c56458bbad (diff)
downloadtalos-obmc-uboot-49c3a861d11735838f1f1b11999ce433006dc919.tar.gz
talos-obmc-uboot-49c3a861d11735838f1f1b11999ce433006dc919.zip
bootm: Add subcommands
Add the ability to break the steps of the bootm command into several subcommands: start, loados, ramdisk, fdt, bdt, cmdline, prep, go. This allows us to do things like manipulate device trees before they are passed to a booting kernel or setup memory for a secondary core in multicore situations. Not all OS types support all subcommands (currently only start, loados, ramdisk, fdt, and go are supported). Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'lib_avr32')
-rw-r--r--lib_avr32/bootm.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib_avr32/bootm.c b/lib_avr32/bootm.c
index 35240e2eed..556e3ea03b 100644
--- a/lib_avr32/bootm.c
+++ b/lib_avr32/bootm.c
@@ -178,6 +178,9 @@ int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images)
char *commandline = getenv("bootargs");
int ret;
+ if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
+ return 1;
+
theKernel = (void *)images->ep;
show_boot_progress (15);
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