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common: cmd_elf: Add support to disable start of application

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Added support to disable the start of application by using
a environment variable autostart

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Siva Durga Prasad Paladugu 2015-03-09 12:46:47 +01:00 committed by Tom Rini
parent 23b5877c64
commit 44c8fd3aba
1 changed files with 4 additions and 0 deletions
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4
common/cmd_elf.c
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@ -95,6 +95,7 @@ int do_bootelf(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
unsigned long addr; /* Address of the ELF image */
unsigned long rc; /* Return value from user code */
char *sload, *saddr;
const char *ep = getenv("autostart");
/* -------------------------------------------------- */
int rcode = 0;
@ -123,6 +124,9 @@ int do_bootelf(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
else
addr = load_elf_image_shdr(addr);
if (ep && !strcmp(ep, "no"))
return rcode;
printf("## Starting application at 0x%08lx ...\n", addr);
/*