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-rw-r--r--sys/dev/fb/vga.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/sys/dev/fb/vga.c b/sys/dev/fb/vga.c
index b42016d..7c0627f 100644
--- a/sys/dev/fb/vga.c
+++ b/sys/dev/fb/vga.c
@@ -60,10 +60,15 @@
#define VGA_DEBUG 0
#endif
-/* machine/pc/bios.h has got too much i386-specific stuff in it */
+/* XXX machine/pc/bios.h has got too much i386-specific stuff in it */
#ifndef BIOS_PADDRTOVADDR
+#if !defined(__amd64__)
+#define BIOS_PADDRTOVADDR(x) (x)
+#else
#define BIOS_PADDRTOVADDR(x) (((x) - ISA_HOLE_START) + atdevbase)
#endif
+#endif
+
int
vga_probe_unit(int unit, video_adapter_t *buf, int flags)
{
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