arch/mips/include/asm/mach-loongson/irq.h

   1 #ifndef __ASM_MACH_LOONGSON_IRQ_H_
   2 #define __ASM_MACH_LOONGSON_IRQ_H_
   3
   4 #include <boot_param.h>
   5
   6 #ifdef CONFIG_CPU_LOONGSON3
   7
   8 /* cpu core interrupt numbers */
   9 #define MIPS_CPU_IRQ_BASE 56
  10
  11 #define LOONGSON_UART_IRQ   (MIPS_CPU_IRQ_BASE + 2) /* UART */
  12 #define LOONGSON_HT1_IRQ    (MIPS_CPU_IRQ_BASE + 3) /* HT1 */
  13 #define LOONGSON_TIMER_IRQ  (MIPS_CPU_IRQ_BASE + 7) /* CPU Timer */
  14
  15 #define LOONGSON_HT1_CFG_BASE           loongson_sysconf.ht_control_base
  16 #define LOONGSON_HT1_INT_VECTOR_BASE    (LOONGSON_HT1_CFG_BASE + 0x80)
  17 #define LOONGSON_HT1_INT_EN_BASE        (LOONGSON_HT1_CFG_BASE + 0xa0)
  18 #define LOONGSON_HT1_INT_VECTOR(n)      \
  19                 LOONGSON3_REG32(LOONGSON_HT1_INT_VECTOR_BASE, 4 * (n))
  20 #define LOONGSON_HT1_INTN_EN(n)         \
  21                 LOONGSON3_REG32(LOONGSON_HT1_INT_EN_BASE, 4 * (n))
  22
  23 #define LOONGSON_INT_ROUTER_OFFSET      0x1400
  24 #define LOONGSON_INT_ROUTER_INTEN       \
  25           LOONGSON3_REG32(LOONGSON3_REG_BASE, LOONGSON_INT_ROUTER_OFFSET + 0x24)
  26 #define LOONGSON_INT_ROUTER_INTENSET    \
  27           LOONGSON3_REG32(LOONGSON3_REG_BASE, LOONGSON_INT_ROUTER_OFFSET + 0x28)
  28 #define LOONGSON_INT_ROUTER_INTENCLR    \
  29           LOONGSON3_REG32(LOONGSON3_REG_BASE, LOONGSON_INT_ROUTER_OFFSET + 0x2c)
  30 #define LOONGSON_INT_ROUTER_ENTRY(n)    \
  31           LOONGSON3_REG8(LOONGSON3_REG_BASE, LOONGSON_INT_ROUTER_OFFSET + n)
  32 #define LOONGSON_INT_ROUTER_LPC         LOONGSON_INT_ROUTER_ENTRY(0x0a)
  33 #define LOONGSON_INT_ROUTER_HT1(n)      LOONGSON_INT_ROUTER_ENTRY(n + 0x18)
  34
  35 #define LOONGSON_INT_COREx_INTy(x, y)   (1<<(x) | 1<<(y+4))     /* route to int y of core x */
  36
  37 #endif
  38
  39 extern void fixup_irqs(void);
  40 extern void loongson3_ipi_interrupt(struct pt_regs *regs);
  41
  42 #include_next <irq.h>
  43 #endif /* __ASM_MACH_LOONGSON_IRQ_H_ */