[MIPS] Qemu: Add early printk, your friend in a cold night.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/arch/mips/qemu/q-firmware.c b/arch/mips/qemu/q-firmware.c
index c2239b417587..3ed43f416cd1 100644
--- a/arch/mips/qemu/q-firmware.c
+++ b/arch/mips/qemu/q-firmware.c
@@ -2,6 +2,9 @@
 #include <linux/string.h>
 #include <asm/addrspace.h>
 #include <asm/bootinfo.h>
+#include <asm/io.h>
+
+#define QEMU_PORT_BASE 0xb4000000
 
 void __init prom_init(void)
 {
@@ -15,4 +18,7 @@ void __init prom_init(void)
         } else {
                 add_memory_region(0x0<<20, 0x10<<20, BOOT_MEM_RAM);
         }
+
+
+        set_io_port_base(QEMU_PORT_BASE);
 }