From 27d82f8856a632338cba685256dafb2ce4d4a0d5 Mon Sep 17 00:00:00 2001
From: Stanislav Shwartsman <sshwarts@users.sourceforge.net>
Date: Mon, 8 Feb 2010 20:56:55 +0000
Subject: [PATCH] Init PIC on CMOS shutdown status 05h. Should fix bug
 #2734455.

- Sebastian
---
 bochs/bios/rombios.c | 26 ++++++++++++++++++++++++--
 1 file changed, 24 insertions(+), 2 deletions(-)

diff --git a/bochs/bios/rombios.c b/bochs/bios/rombios.c
index a24e6784f..85ba4ad5f 100644
--- a/bochs/bios/rombios.c
+++ b/bochs/bios/rombios.c
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////
-// $Id: rombios.c,v 1.245 2010-02-01 21:05:42 sshwarts Exp $
+// $Id: rombios.c,v 1.246 2010-02-08 20:56:55 sshwarts Exp $
 /////////////////////////////////////////////////////////////////////////
 //
 //  Copyright (C) 2002  MandrakeSoft S.A.
@@ -869,7 +869,7 @@ Bit16u cdrom_boot();
 
 #endif // BX_ELTORITO_BOOT
 
-static char bios_cvs_version_string[] = "$Revision: 1.245 $ $Date: 2010-02-01 21:05:42 $";
+static char bios_cvs_version_string[] = "$Revision: 1.246 $ $Date: 2010-02-08 20:56:55 $";
 
 #define BIOS_COPYRIGHT_STRING "(c) 2002 MandrakeSoft S.A. Written by Kevin Lawton & the Bochs team."
 
@@ -9101,6 +9101,28 @@ ebda_post:
 ;--------------------
 ; relocated here because the primary POST area isnt big enough.
 eoi_jmp_post:
+  mov al, #0x11 ; send initialisation commands
+  out 0x20, al
+  out 0xa0, al
+  mov al, #0x08
+  out 0x21, al
+  mov al, #0x70
+  out 0xa1, al
+  mov al, #0x04
+  out 0x21, al
+  mov al, #0x02
+  out 0xa1, al
+  mov al, #0x01
+  out 0x21, al
+  out 0xa1, al
+  mov  al, #0xb8
+  out  0x21, AL ;master pic: unmask IRQ 0, 1, 2, 6
+#if BX_USE_PS2_MOUSE
+  mov  al, #0x8f
+#else
+  mov  al, #0x9f
+#endif
+  out  0xa1, AL ;slave  pic: unmask IRQ 12, 13, 14
   mov   al, #0x20
   out   #0xA0, al ;; slave  PIC EOI
   mov   al, #0x20