arch/ppc-sam440/kernel/kernel_arch.h

   1 /*
   2  * Machine-specific definitions.
   3  *
   4  * This file needs to be replaced for every machine. Hosted ports
   5  * may share the same file in arch/all-$(ARCH)/kernel/kernel_arch.h
   6  *
   7  * This file is just a sample providing necessary minimum.
   8  */
   9 #include <asm/amcc440.h>
  10 #include "kernel_cpu.h"
  11
  12 struct KernelBase;
  13
  14 /* Number of IRQs used in the machine. Needed by kernel_base.h */
  15 #define IRQ_COUNT 256
  16
  17 /*
  18  * Interrupt controller functions. Actually have the following prototypes:
  19  *
  20  * void ictl_enable_irq(uint8_t num);
  21  * void ictl_disable_irq(uint8_t num);
  22  */
  23
  24 static inline void ictl_enable_irq(int irq, struct KernelBase *base)
  25 {
  26     /* Call the architecture specific syscall */
  27     krnSysCall1(SC_IRQ_ENABLE, irq);
  28 }
  29
  30 static inline void ictl_disable_irq(int irq, struct KernelBase *base)
  31 {
  32     /* Call the architecture specific syscall */
  33     krnSysCall1(SC_IRQ_DISABLE, irq);
  34 }