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-rw-r--r--arch/mips/au1000/common/int-handler.S68
1 files changed, 0 insertions, 68 deletions
diff --git a/arch/mips/au1000/common/int-handler.S b/arch/mips/au1000/common/int-handler.S
deleted file mode 100644
index 1c4ca883321e..000000000000
--- a/arch/mips/au1000/common/int-handler.S
+++ /dev/null
@@ -1,68 +0,0 @@
1/*
2 * Copyright 2001 MontaVista Software Inc.
3 * Author: ppopov@mvista.com
4 *
5 * Interrupt dispatcher for Au1000 boards.
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 */
12#include <asm/asm.h>
13#include <asm/mipsregs.h>
14#include <asm/addrspace.h>
15#include <asm/regdef.h>
16#include <asm/stackframe.h>
17
18 .text
19 .set macro
20 .set noat
21 .align 5
22
23NESTED(au1000_IRQ, PT_SIZE, sp)
24 SAVE_ALL
25 CLI # Important: mark KERNEL mode !
26
27 mfc0 t0,CP0_CAUSE # get pending interrupts
28 mfc0 t1,CP0_STATUS # get enabled interrupts
29 and t0,t1 # isolate allowed ones
30
31 andi t0,0xff00 # isolate pending bits
32 beqz t0, 3f # spurious interrupt
33
34 andi a0, t0, CAUSEF_IP7
35 beq a0, zero, 1f
36 move a0, sp
37 jal mips_timer_interrupt
38 j ret_from_irq
39
401:
41 andi a0, t0, CAUSEF_IP2 # Interrupt Controller 0, Request 0
42 beq a0, zero, 2f
43 move a0,sp
44 jal intc0_req0_irqdispatch
45 j ret_from_irq
462:
47 andi a0, t0, CAUSEF_IP3 # Interrupt Controller 0, Request 1
48 beq a0, zero, 3f
49 move a0,sp
50 jal intc0_req1_irqdispatch
51 j ret_from_irq
523:
53 andi a0, t0, CAUSEF_IP4 # Interrupt Controller 1, Request 0
54 beq a0, zero, 4f
55 move a0,sp
56 jal intc1_req0_irqdispatch
57 j ret_from_irq
584:
59 andi a0, t0, CAUSEF_IP5 # Interrupt Controller 1, Request 1
60 beq a0, zero, 5f
61 move a0, sp
62 jal intc1_req1_irqdispatch
63 j ret_from_irq
64
655:
66 move a0, sp
67 j spurious_interrupt
68END(au1000_IRQ)