--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -988,6 +988,10 @@ config SYNC_R4K
 config MIPS_MACHINE
 	def_bool n
 
+config IMAGE_CMDLINE_HACK
+	bool "OpenWrt specific image command line hack"
+	default n
+
 config NO_IOPORT_MAP
 	def_bool n
 
--- a/arch/mips/kernel/head.S
+++ b/arch/mips/kernel/head.S
@@ -80,6 +80,12 @@ FEXPORT(__kernel_entry)
 	j	kernel_entry
 #endif
 
+#ifdef CONFIG_IMAGE_CMDLINE_HACK
+	.ascii	"CMDLINE:"
+EXPORT(__image_cmdline)
+	.fill	0x400
+#endif /* CONFIG_IMAGE_CMDLINE_HACK */
+
 	__REF
 
 NESTED(kernel_entry, 16, sp)			# kernel entry point