openwrt-owl/target/linux/ar71xx/patches-3.2/508-MIPS-ath79-prom-image-c...

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--- a/arch/mips/ath79/prom.c
+++ b/arch/mips/ath79/prom.c
@@ -70,6 +70,35 @@ static const char * __init ath79_prom_fi
return ret;
}
+#ifdef CONFIG_IMAGE_CMDLINE_HACK
+extern char __image_cmdline[];
+
+static int __init ath79_use_image_cmdline(void)
+{
+ char *p = __image_cmdline;
+ int replace = 0;
+
+ if (*p == '-') {
+ replace = 1;
+ p++;
+ }
+
+ if (*p == '\0')
+ return 0;
+
+ if (replace) {
+ strlcpy(arcs_cmdline, p, sizeof(arcs_cmdline));
+ } else {
+ strlcat(arcs_cmdline, " ", sizeof(arcs_cmdline));
+ strlcat(arcs_cmdline, p, sizeof(arcs_cmdline));
+ }
+
+ return 1;
+}
+#else
+static inline int ath79_use_image_cmdline(void) { return 0; }
+#endif
+
static int __init ath79_prom_init_myloader(void)
{
struct myloader_info *mylo;
@@ -95,6 +124,8 @@ static int __init ath79_prom_init_myload
ath79_prom_append_cmdline("ethaddr", mac_buf);
+ ath79_use_image_cmdline();
+
return 1;
}
@@ -102,6 +133,9 @@ static __init void ath79_prom_init_cmdli
{
int i;
+ if (ath79_use_image_cmdline())
+ return;
+
if (!is_valid_ram_addr(argv))
return;