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Diffstat (limited to 'arch/mips/ite-boards/generic/irq.c')
-rw-r--r--arch/mips/ite-boards/generic/irq.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/arch/mips/ite-boards/generic/irq.c b/arch/mips/ite-boards/generic/irq.c
index e67f96129491..77be7216bdd0 100644
--- a/arch/mips/ite-boards/generic/irq.c
+++ b/arch/mips/ite-boards/generic/irq.c
@@ -62,12 +62,8 @@
62 62
63#define ALLINTS_NOTIMER (IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4) 63#define ALLINTS_NOTIMER (IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4)
64 64
65void disable_it8172_irq(unsigned int irq_nr);
66void enable_it8172_irq(unsigned int irq_nr);
67
68extern void set_debug_traps(void); 65extern void set_debug_traps(void);
69extern void mips_timer_interrupt(int irq, struct pt_regs *regs); 66extern void mips_timer_interrupt(int irq, struct pt_regs *regs);
70extern asmlinkage void it8172_IRQ(void);
71 67
72struct it8172_intc_regs volatile *it8172_hw0_icregs = 68struct it8172_intc_regs volatile *it8172_hw0_icregs =
73 (struct it8172_intc_regs volatile *)(KSEG1ADDR(IT8172_PCI_IO_BASE + IT_INTC_BASE)); 69 (struct it8172_intc_regs volatile *)(KSEG1ADDR(IT8172_PCI_IO_BASE + IT_INTC_BASE));
@@ -181,8 +177,6 @@ void __init arch_init_irq(void)
181 int i; 177 int i;
182 unsigned long flags; 178 unsigned long flags;
183 179
184 set_except_vector(0, it8172_IRQ);
185
186 /* mask all interrupts */ 180 /* mask all interrupts */
187 it8172_hw0_icregs->lb_mask = 0xffff; 181 it8172_hw0_icregs->lb_mask = 0xffff;
188 it8172_hw0_icregs->lpc_mask = 0xffff; 182 it8172_hw0_icregs->lpc_mask = 0xffff;
@@ -282,6 +276,18 @@ void it8172_hw0_irqdispatch(struct pt_regs *regs)
282 do_IRQ(irq, regs); 276 do_IRQ(irq, regs);
283} 277}
284 278
279asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
280{
281 unsigned int pending = read_c0_cause() & read_c0_status() & ST0_IM;
282
283 if (!pending)
284 mips_spurious_interrupt(regs);
285 else if (pending & CAUSEF_IP7)
286 ll_timer_interrupt(127, regs);
287 else if (pending & CAUSEF_IP2)
288 it8172_hw0_irqdispatch(regs);
289}
290
285void show_pending_irqs(void) 291void show_pending_irqs(void)
286{ 292{
287 fputs("intstatus: "); 293 fputs("intstatus: ");