[U-Boot] [PATCH] common: cmd_elf: Add support to disable start of application
Michal Simek
michal.simek at xilinx.com
Mon Mar 9 12:46:47 CET 2015
From: Siva Durga Prasad Paladugu <siva.durga.paladugu at xilinx.com>
Added support to disable the start of application by using
a environment variable autostart
Signed-off-by: Siva Durga Prasad Paladugu <sivadur at xilinx.com>
Signed-off-by: Michal Simek <michal.simek at xilinx.com>
---
common/cmd_elf.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/common/cmd_elf.c b/common/cmd_elf.c
index 58b61c26403b..c745371506ce 100644
--- a/common/cmd_elf.c
+++ b/common/cmd_elf.c
@@ -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);
/*
--
1.8.2.3
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