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Diffstat (limited to 'arch/mips/tx4938/common/irq_handler.S')
-rw-r--r--arch/mips/tx4938/common/irq_handler.S84
1 files changed, 0 insertions, 84 deletions
diff --git a/arch/mips/tx4938/common/irq_handler.S b/arch/mips/tx4938/common/irq_handler.S
deleted file mode 100644
index 1b2f72bac42d..000000000000
--- a/arch/mips/tx4938/common/irq_handler.S
+++ /dev/null
@@ -1,84 +0,0 @@
-/*
- * linux/arch/mips/tx4938/common/handler.S
- *
- * Primary interrupt handler for tx4938 based systems
- * Copyright (C) 2000-2001 Toshiba Corporation
- *
- * 2003-2005 (c) MontaVista Software, Inc. This file is licensed under the
- * terms of the GNU General Public License version 2. This program is
- * licensed "as is" without any warranty of any kind, whether express
- * or implied.
- *
- * Support for TX4938 in 2.6 - Manish Lachwani (mlachwani@mvista.com)
- */
-#include <asm/asm.h>
-#include <asm/mipsregs.h>
-#include <asm/addrspace.h>
-#include <asm/regdef.h>
-#include <asm/stackframe.h>
-#include <asm/tx4938/rbtx4938.h>
-
-
- .align 5
- NESTED(tx4938_irq_handler, PT_SIZE, sp)
- SAVE_ALL
- CLI
- .set at
-
- mfc0 t0, CP0_CAUSE
- mfc0 t1, CP0_STATUS
- and t0, t1
-
- andi t1, t0, STATUSF_IP7 /* cpu timer */
- bnez t1, ll_ip7
-
- /* IP6..IP3 multiplexed -- do not use */
-
- andi t1, t0, STATUSF_IP2 /* tx4938 pic */
- bnez t1, ll_ip2
-
- andi t1, t0, STATUSF_IP1 /* user line 1 */
- bnez t1, ll_ip1
-
- andi t1, t0, STATUSF_IP0 /* user line 0 */
- bnez t1, ll_ip0
-
- .set reorder
-
- nop
- END(tx4938_irq_handler)
-
- .align 5
-
-
-ll_ip7:
- li a0, TX4938_IRQ_CPU_TIMER
- move a1, sp
- jal do_IRQ
- j ret_from_irq
-
-
-ll_ip2:
- jal tx4938_irq_nested
- nop
- beqz v0, goto_spurious_interrupt
- nop
- move a0, v0
- move a1, sp
- jal do_IRQ
- j ret_from_irq
-
-goto_spurious_interrupt:
- j ret_from_irq
-
-ll_ip1:
- li a0, TX4938_IRQ_USER1
- move a1, sp
- jal do_IRQ
- j ret_from_irq
-
-ll_ip0:
- li a0, TX4938_IRQ_USER0
- move a1, sp
- jal do_IRQ
- j ret_from_irq