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/setup_32.c b/arch/x86/kernel/setup_32.c
index 455d3c8..44cc9b9 100644
--- a/arch/x86/kernel/setup_32.c
+++ b/arch/x86/kernel/setup_32.c
@@ -389,7 +389,6 @@
return max_low_pfn;
}
-#define BIOS_EBDA_SEGMENT 0x40E
#define BIOS_LOWMEM_KILOBYTES 0x413
/*
@@ -420,8 +419,7 @@
lowmem <<= 10;
/* start of EBDA area */
- ebda_addr = *(unsigned short *)__va(BIOS_EBDA_SEGMENT);
- ebda_addr <<= 4;
+ ebda_addr = get_bios_ebda();
/* Fixup: bios puts an EBDA in the top 64K segment */
/* of conventional memory, but does not adjust lowmem. */