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-rw-r--r--kernel/arch/mips/loongson/common/irq.c67
1 files changed, 0 insertions, 67 deletions
diff --git a/kernel/arch/mips/loongson/common/irq.c b/kernel/arch/mips/loongson/common/irq.c
deleted file mode 100644
index 687003b19..000000000
--- a/kernel/arch/mips/loongson/common/irq.c
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * Copyright (C) 2007 Lemote Inc. & Insititute of Computing Technology
- * Author: Fuxin Zhang, zhangfx@lemote.com
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- */
-#include <linux/delay.h>
-#include <linux/interrupt.h>
-
-#include <loongson.h>
-/*
- * the first level int-handler will jump here if it is a bonito irq
- */
-void bonito_irqdispatch(void)
-{
- u32 int_status;
- int i;
-
- /* workaround the IO dma problem: let cpu looping to allow DMA finish */
- int_status = LOONGSON_INTISR;
- while (int_status & (1 << 10)) {
- udelay(1);
- int_status = LOONGSON_INTISR;
- }
-
- /* Get pending sources, masked by current enables */
- int_status = LOONGSON_INTISR & LOONGSON_INTEN;
-
- if (int_status) {
- i = __ffs(int_status);
- do_IRQ(LOONGSON_IRQ_BASE + i);
- }
-}
-
-asmlinkage void plat_irq_dispatch(void)
-{
- unsigned int pending;
-
- pending = read_c0_cause() & read_c0_status() & ST0_IM;
-
- /* machine-specific plat_irq_dispatch */
- mach_irq_dispatch(pending);
-}
-
-void __init arch_init_irq(void)
-{
- /*
- * Clear all of the interrupts while we change the able around a bit.
- * int-handler is not on bootstrap
- */
- clear_c0_status(ST0_IM | ST0_BEV);
-
- /* no steer */
- LOONGSON_INTSTEER = 0;
-
- /*
- * Mask out all interrupt by writing "1" to all bit position in
- * the interrupt reset reg.
- */
- LOONGSON_INTENCLR = ~0;
-
- /* machine specific irq init */
- mach_init_irq();
-}