target/linux/atheros/patches-2.6.25/901-get_c0_compare_irq_function.patch

   1 Index: linux-2.6.25.4/arch/mips/kernel/traps.c
   2 ===================================================================
   3 --- linux-2.6.25.4.orig/arch/mips/kernel/traps.c
   4 +++ linux-2.6.25.4/arch/mips/kernel/traps.c
   5 @@ -42,6 +42,7 @@
   6  #include <asm/mmu_context.h>
   7  #include <asm/types.h>
   8  #include <asm/stacktrace.h>
   9 +#include <asm/time.h>
  10
  11  extern asmlinkage void handle_int(void);
  12  extern asmlinkage void handle_tlbm(void);
  13 @@ -1379,6 +1380,8 @@ void __cpuinit per_cpu_trap_init(void)
  14          */
  15         if (cpu_has_mips_r2) {
  16                 cp0_compare_irq = (read_c0_intctl() >> 29) & 7;
  17 +               if (get_c0_compare_irq)
  18 +                       cp0_compare_irq = get_c0_compare_irq();
  19                 cp0_perfcount_irq = (read_c0_intctl() >> 26) & 7;
  20                 if (cp0_perfcount_irq == cp0_compare_irq)
  21                         cp0_perfcount_irq = -1;
  22 Index: linux-2.6.25.4/include/asm-mips/time.h
  23 ===================================================================
  24 --- linux-2.6.25.4.orig/include/asm-mips/time.h
  25 +++ linux-2.6.25.4/include/asm-mips/time.h
  26 @@ -53,6 +53,7 @@ extern int (*perf_irq)(void);
  27  #ifdef CONFIG_CEVT_R4K
  28  extern int mips_clockevent_init(void);
  29  extern unsigned int __weak get_c0_compare_int(void);
  30 +extern unsigned int __weak get_c0_compare_irq(void);
  31  #else
  32  static inline int mips_clockevent_init(void)
  33  {
  34 Index: linux-2.6.25.4/arch/mips/atheros/board.c
  35 ===================================================================
  36 --- linux-2.6.25.4.orig/arch/mips/atheros/board.c
  37 +++ linux-2.6.25.4/arch/mips/atheros/board.c
  38 @@ -205,6 +205,11 @@ void (*board_time_init)(void);
  39  void __init plat_time_init(void) {
  40      board_time_init();
  41  }
  42 +
  43 +unsigned int __init get_c0_compare_irq(void)
  44 +{
  45 +       return CP0_LEGACY_COMPARE_IRQ;
  46 +}
  47  #endif
  48
  49  void __init arch_init_irq(void)