openwrt/target/linux/ramips/patches-2.6.34/001-mips-add-cp0-compare-ir...

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Index: linux-2.6.34/arch/mips/kernel/traps.c
===================================================================
--- linux-2.6.34.orig/arch/mips/kernel/traps.c 2010-05-17 01:17:36.000000000 +0400
+++ linux-2.6.34/arch/mips/kernel/traps.c 2010-05-22 14:22:35.000000000 +0400
@@ -51,6 +51,7 @@
#include <asm/stacktrace.h>
#include <asm/irq.h>
#include <asm/uasm.h>
+#include <asm/time.h>
extern void check_wait(void);
extern asmlinkage void r4k_wait(void);
@@ -1506,6 +1507,8 @@
if (cpu_has_mips_r2) {
cp0_compare_irq_shift = CAUSEB_TI - CAUSEB_IP;
cp0_compare_irq = (read_c0_intctl() >> INTCTLB_IPTI) & 7;
+ if (get_c0_compare_irq)
+ cp0_compare_irq = get_c0_compare_irq();
cp0_perfcount_irq = (read_c0_intctl() >> INTCTLB_IPPCI) & 7;
if (cp0_perfcount_irq == cp0_compare_irq)
cp0_perfcount_irq = -1;
Index: linux-2.6.34/arch/mips/include/asm/time.h
===================================================================
--- linux-2.6.34.orig/arch/mips/include/asm/time.h 2010-05-17 01:17:36.000000000 +0400
+++ linux-2.6.34/arch/mips/include/asm/time.h 2010-05-21 11:32:22.000000000 +0400
@@ -52,6 +52,7 @@
*/
#ifdef CONFIG_CEVT_R4K_LIB
extern unsigned int __weak get_c0_compare_int(void);
+extern unsigned int __weak get_c0_compare_irq(void);
extern int r4k_clockevent_init(void);
#endif