From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43)
	id 1LAmy9-0001JP-Tj
	for qemu-devel@nongnu.org; Thu, 11 Dec 2008 09:56:49 -0500
Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43)
	id 1LAmy9-0001Iw-FW
	for qemu-devel@nongnu.org; Thu, 11 Dec 2008 09:56:49 -0500
Received: from [199.232.76.173] (port=54552 helo=monty-python.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.43) id 1LAmy9-0001Ir-9o
	for qemu-devel@nongnu.org; Thu, 11 Dec 2008 09:56:49 -0500
Received: from mx2.redhat.com ([66.187.237.31]:55796)
	by monty-python.gnu.org with esmtp (Exim 4.60)
	(envelope-from <gleb@redhat.com>) id 1LAmy8-0004Yq-MI
	for qemu-devel@nongnu.org; Thu, 11 Dec 2008 09:56:49 -0500
Date: Thu, 11 Dec 2008 16:57:24 +0200
From: Gleb Natapov <gleb@redhat.com>
Message-ID: <20081211145724.GM5555@redhat.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Subject: [Qemu-devel] [PATCH] Add DPMS support to cirrus vga bios.
Reply-To: qemu-devel@nongnu.org
List-Id: qemu-devel.nongnu.org
List-Unsubscribe: <http://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/pipermail/qemu-devel>
List-Post: <mailto:qemu-devel@nongnu.org>
List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help>
List-Subscribe: <http://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=subscribe>
To: qemu-devel@nongnu.org, bochs-developers@lists.sourceforge.net

I am not sure who maintains vgabios :(

Signed-off-by: Gleb Natapov <gleb@redhat.com>

diff --git a/vgabios/clext.c b/vgabios/clext.c
index ea37ec5..c7a2ad0 100644
--- a/vgabios/clext.c
+++ b/vgabios/clext.c
@@ -510,7 +510,7 @@ cirrus_vesa:
 #ifdef CIRRUS_DEBUG
   call cirrus_debug_dump
 #endif
-  cmp al, #0x0F
+  cmp al, #0x10
   ja cirrus_vesa_not_handled
   push bx
   xor bx, bx
@@ -1196,6 +1196,37 @@ cirrus_vesa_07h_2:
   mov  ax, #0x004f
   ret
 
+cirrus_vesa_10h:
+  cmp bl, #0x00
+  jne cirrus_vesa_10h_01
+  mov bx, #0x0f30
+  mov ax, #0x004f
+  ret
+cirrus_vesa_10h_01:
+  cmp bl, #0x01
+  jne cirrus_vesa_10h_02
+  push dx
+  push ds
+  mov dx, #0x40
+  mov ds, dx
+  mov [0xb9], bh
+  pop ds
+  pop dx
+  mov ax, #0x004f
+  ret
+cirrus_vesa_10h_02:
+  cmp bl, #0x02
+  jne cirrus_vesa_unimplemented
+  push dx
+  push ds
+  mov dx, #0x40
+  mov ds, dx
+  mov bh, [0xb9]
+  pop ds
+  pop dx
+  mov ax, #0x004f
+  ret
+
 cirrus_vesa_unimplemented:
   mov ax, #0x014F ;; not implemented
   ret
@@ -1612,7 +1643,8 @@ cirrus_vesa_handlers:
   dw cirrus_vesa_unimplemented
   dw cirrus_vesa_unimplemented
   dw cirrus_vesa_unimplemented
-
+  ;; 10h
+  dw cirrus_vesa_10h
 
 
 ASM_END
--
			Gleb.