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x86, setup: Set ax register in boot vga query 

Catch missing conversion to the register structure "glove box" scheme.

Found by gcc 4.6's new warnings.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
LKML-Reference: <20100610111040.F1781B1A2B@basil.firstfloor.org>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
Andi Kleen 2010-06-10 13:10:40 +02:00 committed by H. Peter Anvin
parent 23b764d056
commit cf3bdc29fc
1 changed files with 1 additions and 2 deletions
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3
arch/x86/boot/video-vga.c
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@ -41,13 +41,12 @@ static __videocard video_vga;
static u8 vga_set_basic_mode(void)
{
struct biosregs ireg, oreg;
u16 ax;
u8 mode;
initregs(&ireg);
/* Query current mode */
ax = 0x0f00;
ireg.ax = 0x0f00;
intcall(0x10, &ireg, &oreg);
mode = oreg.al;