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bootm: print Kernel commandline in verbose mode 

Without devicetree support we print the Kernel commandline in
verbose mode. Do the same with devicetree boot aswell.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2013-05-28 14:57:29 +02:00
parent 08026afdeb
commit b5167ee51c
3 changed files with 18 additions and 0 deletions
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2
arch/arm/lib/bootm.c
View File

@ -91,6 +91,8 @@ static int __do_bootm_linux(struct image_data *data, int swap)
of_add_reserve_entry(initrd_start, initrd_end);
data->oftree = of_get_fixed_tree(data->of_root_node);
fdt_add_reserve_map(data->oftree);
if (bootm_verbose(data))
of_print_cmdline(data->of_root_node);
if (bootm_verbose(data) > 1)
of_print_nodes(data->of_root_node, 0);
}

15
common/oftree.c
View File

@ -98,6 +98,21 @@ void of_print_property(const void *data, int len)
}
}
void of_print_cmdline(struct device_node *root)
{
struct device_node *node = of_find_node_by_path(root, "/chosen");
const char *cmdline;
if (!node) {
printf("commandline: no /chosen node\n");
return;
}
cmdline = of_get_property(node, "bootargs", NULL);
printf("commandline: %s\n", cmdline);
}
static int of_fixup_bootargs(struct device_node *root)
{
struct device_node *node;

1
include/of.h
View File

@ -138,6 +138,7 @@ int of_get_named_gpio(struct device_node *np,
struct device_node *of_find_node_by_phandle(phandle phandle);
void of_print_property(const void *data, int len);
void of_print_cmdline(struct device_node *root);
int of_device_is_compatible(const struct device_node *device,
const char *compat);