X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fmips%2Fmomentum%2Focelot_c%2Firq.c;h=86f61ce59e53b33d205040f14a903e6e44f37882;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=300fe8e4fbe83f5b279e8faffbdacd3d8e51018d;hpb=cee37fe97739d85991964371c1f3a745c00dd236;p=linux-2.6.git

diff --git a/arch/mips/momentum/ocelot_c/irq.c b/arch/mips/momentum/ocelot_c/irq.c
index 300fe8e4f..86f61ce59 100644
--- a/arch/mips/momentum/ocelot_c/irq.c
+++ b/arch/mips/momentum/ocelot_c/irq.c
@@ -41,14 +41,13 @@
 #include <linux/slab.h>
 #include <linux/random.h>
 #include <linux/bitops.h>
+#include <linux/mv643xx.h>
 #include <asm/bootinfo.h>
 #include <asm/io.h>
 #include <asm/irq_cpu.h>
 #include <asm/mipsregs.h>
-#include <asm/mv64340.h>
 #include <asm/system.h>
 
-extern asmlinkage void ocelot_handle_int(void);
 extern void uart_irq_init(void);
 extern void cpci_irq_init(void);
 
@@ -60,6 +59,33 @@ static struct irqaction cascade_mv64340 = {
 	no_action, SA_INTERRUPT, CPU_MASK_NONE, "cascade via MV64340", NULL, NULL
 };
 
+extern void ll_uart_irq(struct pt_regs *regs);
+extern void ll_cpci_irq(struct pt_regs *regs);
+
+asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+{
+	unsigned int pending = read_c0_cause() & read_c0_status();
+
+	if (pending & STATUSF_IP0)
+		do_IRQ(0, regs);
+	else if (pending & STATUSF_IP1)
+		do_IRQ(1, regs);
+	else if (pending & STATUSF_IP2)
+		do_IRQ(2, regs);
+	else if (pending & STATUSF_IP3)
+		ll_uart_irq(regs);
+	else if (pending & STATUSF_IP4)
+		do_IRQ(4, regs);
+	else if (pending & STATUSF_IP5)
+		ll_cpci_irq(regs);
+	else if (pending & STATUSF_IP6)
+		ll_mv64340_irq(regs);
+	else if (pending & STATUSF_IP7)
+		do_IRQ(7, regs);
+	else
+		spurious_interrupt(regs);
+}
+
 void __init arch_init_irq(void)
 {
 	/*
@@ -68,8 +94,6 @@ void __init arch_init_irq(void)
 	 */
 	clear_c0_status(ST0_IM);
 
-	/* Sets the first-level interrupt dispatcher. */
-	set_except_vector(0, ocelot_handle_int);
 	mips_cpu_irq_init(0);
 
 	/* set up the cascading interrupts */