X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Fvideo_asm.s;h=ac91fd069117693242691c1f400b55e056f05cb5;hb=0a37e241149d011e038aceb3faac568b405f8ecd;hp=1f7995c6914524a1f5cf89a5d7ca5e217bea7781;hpb=91fc6b749ad3a64c9a2686952eb30be517c6beb9;p=bootcensus

diff --git a/src/video_asm.s b/src/video_asm.s
index 1f7995c..ac91fd0 100644
--- a/src/video_asm.s
+++ b/src/video_asm.s
@@ -25,3 +25,20 @@ wait_vsync:
 	and $8, %al
 	jz 0b
 	ret
+
+	.global set_pal_entry
+set_pal_entry:
+	mov 4(%esp), %al
+	mov $0x3c8, %dx
+	out %al, %dx
+	inc %dx
+	mov 8(%esp), %al
+	shr $2, %al
+	out %al, %dx
+	mov 12(%esp), %al
+	shr $2, %al
+	out %al, %dx
+	mov 16(%esp), %al
+	shr $2, %al
+	out %al, %dx
+	ret