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Diffstat (limited to 'arch/i386/boot/tty.c')
-rw-r--r--arch/i386/boot/tty.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/i386/boot/tty.c b/arch/i386/boot/tty.c
index 9c668aad351..f3f14bd2637 100644
--- a/arch/i386/boot/tty.c
+++ b/arch/i386/boot/tty.c
@@ -54,9 +54,9 @@ static u8 gettime(void)
u16 ax = 0x0200;
u16 cx, dx;
- asm("int $0x1a"
- : "+a" (ax), "=c" (cx), "=d" (dx)
- : : "ebx", "esi", "edi");
+ asm volatile("int $0x1a"
+ : "+a" (ax), "=c" (cx), "=d" (dx)
+ : : "ebx", "esi", "edi");
return dx >> 8;
}
@@ -67,7 +67,7 @@ static u8 gettime(void)
int getchar(void)
{
u16 ax = 0;
- asm("int $0x16" : "+a" (ax));
+ asm volatile("int $0x16" : "+a" (ax));
return ax & 0xff;
}
@@ -75,9 +75,9 @@ int getchar(void)
static int kbd_pending(void)
{
u8 pending;
- asm("int $0x16; setnz %0"
- : "=rm" (pending)
- : "a" (0x0100));
+ asm volatile("int $0x16; setnz %0"
+ : "=rm" (pending)
+ : "a" (0x0100));
return pending;
}