x86: use get_bios_ebda()
Use get_bios_ebda().
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/kernel/summit_32.c b/arch/x86/kernel/summit_32.c
index 6878a9c..ae75109 100644
--- a/arch/x86/kernel/summit_32.c
+++ b/arch/x86/kernel/summit_32.c
@@ -29,6 +29,7 @@
#include <linux/mm.h>
#include <linux/init.h>
#include <asm/io.h>
+#include <asm/bios_ebda.h>
#include <asm/mach-summit/mach_mpparse.h>
static struct rio_table_hdr *rio_table_hdr __initdata;
@@ -140,8 +141,8 @@
int i, next_wpeg, next_bus = 0;
/* The pointer to the EBDA is stored in the word @ phys 0x40E(40:0E) */
- ptr = *(unsigned short *)phys_to_virt(0x40Eul);
- ptr = (unsigned long)phys_to_virt(ptr << 4);
+ ptr = get_bios_ebda();
+ ptr = (unsigned long)phys_to_virt(ptr);
rio_table_hdr = NULL;
offset = 0x180;