From 5db9cc852eea62943caf11f9c2b7d15eddc2c37e Mon Sep 17 00:00:00 2001
From: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Date: Mon, 13 Jul 1998 23:32:11 +0000
Subject: added PS/2 mouse support

---
 arch/mips/jazz/hw-access.c   | 23 ++++++++++++++++++++++-
 arch/mips/jazz/int-handler.S |  9 +++++++--
 2 files changed, 29 insertions(+), 3 deletions(-)

(limited to 'arch/mips/jazz')

diff --git a/arch/mips/jazz/hw-access.c b/arch/mips/jazz/hw-access.c
index 46357d9c4..64eebd252 100644
--- a/arch/mips/jazz/hw-access.c
+++ b/arch/mips/jazz/hw-access.c
@@ -1,4 +1,4 @@
-/* $Id: hw-access.c,v 1.8 1998/05/07 02:57:15 ralf Exp $
+/* $Id: hw-access.c,v 1.9 1998/06/30 00:21:48 ralf Exp $
  *
  * Low-level hardware access stuff for Jazz family machines.
  *
@@ -65,3 +65,24 @@ __initfunc(void jazz_keyboard_setup(void))
 	                  r4030_read_reg16(JAZZ_IO_IRQ_ENABLE) |
 	                                   JAZZ_IE_KEYBOARD);
 }
+
+int jazz_ps2_request_irq(void)
+{
+    extern void aux_interrupt(int, void *, struct pt_regs *);
+    int ret;
+    
+    ret = request_irq(JAZZ_MOUSE_IRQ, aux_interrupt, 0, "PS/2 Mouse", NULL);
+    if (!ret)
+	r4030_write_reg16(JAZZ_IO_IRQ_ENABLE, 
+			  r4030_read_reg16(JAZZ_IO_IRQ_ENABLE) | 
+			  JAZZ_IE_MOUSE);
+    return ret;
+}
+
+void jazz_ps2_free_irq(void)
+{
+    r4030_write_reg16(JAZZ_IO_IRQ_ENABLE, 
+		      r4030_read_reg16(JAZZ_IO_IRQ_ENABLE) | 
+		      JAZZ_IE_MOUSE);
+    free_irq(JAZZ_MOUSE_IRQ, NULL);
+}
diff --git a/arch/mips/jazz/int-handler.S b/arch/mips/jazz/int-handler.S
index 3351725bf..46886f75c 100644
--- a/arch/mips/jazz/int-handler.S
+++ b/arch/mips/jazz/int-handler.S
@@ -1,4 +1,4 @@
-/* $Id: int-handler.S,v 1.7 1997/12/29 11:33:56 tsbogend Exp $
+/* $Id: int-handler.S,v 1.8 1998/05/07 23:43:59 ralf Exp $
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -261,7 +261,12 @@ loc_keyboard:	li	s1,~JAZZ_IE_KEYBOARD
 		li	a0,JAZZ_KEYBOARD_IRQ
 		b	loc_call
 
-loc_mouse:	PANIC("Unimplemented loc_mouse handler")
+/*
+ * Mouse interrupt handler
+ */
+loc_mouse:	li	s1,~JAZZ_IE_MOUSE
+		li	a0,JAZZ_MOUSE_IRQ
+		b	loc_call
 
 /*
  * Serial port 1 IRQ
-- 
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