Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / arch / mips / momentum / ocelot_g / irq.c

diff --git a/arch/mips/momentum/ocelot_g/irq.c b/arch/mips/momentum/ocelot_g/irq.c
index 5eb85b1..7a4a419 100644 (file)
--- a/arch/mips/momentum/ocelot_g/irq.c
+++ b/arch/mips/momentum/ocelot_g/irq.c
@@ -48,7 +48,41 @@
 #include <asm/mipsregs.h>
 #include <asm/system.h>
 
-extern asmlinkage void ocelot_handle_int(void);
+asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+{
+       unsigned int pending = read_c0_cause() & read_c0_status();
+
+       if (pending & STATUSF_IP2)
+               do_IRQ(2, regs);
+       else if (pending & STATUSF_IP3)
+               do_IRQ(3, regs);
+       else if (pending & STATUSF_IP4)
+               do_IRQ(4, regs);
+       else if (pending & STATUSF_IP5)
+               do_IRQ(5, regs);
+       else if (pending & STATUSF_IP6)
+               do_IRQ(6, regs);
+       else if (pending & STATUSF_IP7)
+               do_IRQ(7, regs);
+       else {
+               /*
+                * Now look at the extended interrupts
+                */
+               pending = (read_c0_cause() & (read_c0_intcontrol() << 8)) >> 16;
+
+               if (pending & STATUSF_IP8)
+                       do_IRQ(8, regs);
+               else if (pending & STATUSF_IP9)
+                       do_IRQ(9, regs);
+               else if (pending & STATUSF_IP10)
+                       do_IRQ(10, regs);
+               else if (pending & STATUSF_IP11)
+                       do_IRQ(11, regs);
+               else
+                       spurious_interrupt(regs);
+       }
+}
+
 extern void gt64240_irq_init(void);
 
 void __init arch_init_irq(void)
@@ -60,8 +94,6 @@ void __init arch_init_irq(void)
        clear_c0_status(ST0_IM);
        local_irq_disable();
 
-       /* Sets the first-level interrupt dispatcher. */
-       set_except_vector(0, ocelot_handle_int);
        mips_cpu_irq_init(0);
        rm7k_cpu_irq_init(8);