diff options
Diffstat (limited to 'target/linux/atheros/patches-2.6.25/901-get_c0_compare_irq_function.patch')
-rw-r--r-- | target/linux/atheros/patches-2.6.25/901-get_c0_compare_irq_function.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/target/linux/atheros/patches-2.6.25/901-get_c0_compare_irq_function.patch b/target/linux/atheros/patches-2.6.25/901-get_c0_compare_irq_function.patch new file mode 100644 index 0000000000..1e548c8f00 --- /dev/null +++ b/target/linux/atheros/patches-2.6.25/901-get_c0_compare_irq_function.patch @@ -0,0 +1,49 @@ +Index: linux-2.6.25.1/arch/mips/kernel/traps.c +=================================================================== +--- linux-2.6.25.1.orig/arch/mips/kernel/traps.c ++++ linux-2.6.25.1/arch/mips/kernel/traps.c +@@ -42,6 +42,7 @@ + #include <asm/mmu_context.h> + #include <asm/types.h> + #include <asm/stacktrace.h> ++#include <asm/time.h> + + extern asmlinkage void handle_int(void); + extern asmlinkage void handle_tlbm(void); +@@ -1379,6 +1380,8 @@ void __cpuinit per_cpu_trap_init(void) + */ + if (cpu_has_mips_r2) { + cp0_compare_irq = (read_c0_intctl() >> 29) & 7; ++ if (get_c0_compare_irq) ++ cp0_compare_irq = get_c0_compare_irq(); + cp0_perfcount_irq = (read_c0_intctl() >> 26) & 7; + if (cp0_perfcount_irq == cp0_compare_irq) + cp0_perfcount_irq = -1; +Index: linux-2.6.25.1/include/asm-mips/time.h +=================================================================== +--- linux-2.6.25.1.orig/include/asm-mips/time.h ++++ linux-2.6.25.1/include/asm-mips/time.h +@@ -53,6 +53,7 @@ extern int (*perf_irq)(void); + #ifdef CONFIG_CEVT_R4K + extern int mips_clockevent_init(void); + extern unsigned int __weak get_c0_compare_int(void); ++extern unsigned int __weak get_c0_compare_irq(void); + #else + static inline int mips_clockevent_init(void) + { +Index: linux-2.6.25.1/arch/mips/atheros/board.c +=================================================================== +--- linux-2.6.25.1.orig/arch/mips/atheros/board.c ++++ linux-2.6.25.1/arch/mips/atheros/board.c +@@ -205,6 +205,11 @@ void (*board_time_init)(void); + void __init plat_time_init(void) { + board_time_init(); + } ++ ++unsigned int __init get_c0_compare_irq(void) ++{ ++ return CP0_LEGACY_COMPARE_IRQ; ++} + #endif + + void __init arch_init_irq(void) |