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Diffstat (limited to 'arch/x86/lib/zimage.c')
-rw-r--r--arch/x86/lib/zimage.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/arch/x86/lib/zimage.c b/arch/x86/lib/zimage.c
index 50fb16d2dac..24a503d011e 100644
--- a/arch/x86/lib/zimage.c
+++ b/arch/x86/lib/zimage.c
@@ -60,8 +60,8 @@
* BZIMAGE_LOAD_ADDR or ZIMAGE_LOAD_ADDR
* @base_ptr: Pointer to the boot parameters, typically at address
* DEFAULT_SETUP_BASE
- * @cmdline: Address of 'override' command line, or 0 to use the one in the
- * setup block
+ * @cmdline: Environment variable containing the 'override' command line, or
+ * NULL to use the one in the setup block
*/
struct zboot_state {
ulong bzimage_addr;
@@ -70,7 +70,7 @@ struct zboot_state {
ulong initrd_size;
ulong load_address;
struct boot_params *base_ptr;
- ulong cmdline;
+ char *cmdline;
} state;
enum {
@@ -406,7 +406,7 @@ static int do_zboot_start(struct cmd_tbl *cmdtp, int flag, int argc,
state.bzimage_addr = 0;
}
if (argc >= 7)
- state.cmdline = simple_strtoul(argv[6], NULL, 16);
+ state.cmdline = env_get(argv[6]);
return 0;
}
@@ -452,7 +452,7 @@ static int do_zboot_setup(struct cmd_tbl *cmdtp, int flag, int argc,
}
ret = setup_zimage(base_ptr, (char *)base_ptr + COMMAND_LINE_OFFSET,
0, state.initrd_addr, state.initrd_size,
- state.cmdline);
+ (ulong)state.cmdline);
if (ret) {
puts("Setting up boot parameters failed ...\n");
return CMD_RET_FAILURE;
@@ -743,8 +743,9 @@ U_BOOT_CMDREP_COMPLETE(
" initrd size - The size of the initrd image to use, if any.\n"
" setup - The address of the kernel setup region, if this\n"
" is not at addr\n"
- " cmdline - The address of the kernel command line, to\n"
- " override U-Boot's normal cmdline generation\n"
+ " cmdline - Environment variable containing the kernel\n"
+ " command line, to override U-Boot's normal\n"
+ " cmdline generation\n"
"\n"
"Sub-commands to do part of the zboot sequence:\n"
"\tstart [addr [arg ...]] - specify arguments\n"