diff options
Diffstat (limited to 'arch/mips/include/asm')
| -rw-r--r-- | arch/mips/include/asm/mach-loongson/irq.h | 41 | ||||
| -rw-r--r-- | arch/mips/include/asm/mach-loongson/loongson.h | 10 |
2 files changed, 51 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-loongson/irq.h b/arch/mips/include/asm/mach-loongson/irq.h new file mode 100644 index 00000000000..29c2dff3aae --- /dev/null +++ b/arch/mips/include/asm/mach-loongson/irq.h @@ -0,0 +1,41 @@ +#ifndef __ASM_MACH_LOONGSON_IRQ_H_ +#define __ASM_MACH_LOONGSON_IRQ_H_ + +#include <boot_param.h> + +#ifdef CONFIG_CPU_LOONGSON3 + +/* cpu core interrupt numbers */ +#define MIPS_CPU_IRQ_BASE 56 + +#define LOONGSON_UART_IRQ (MIPS_CPU_IRQ_BASE + 2) /* UART */ +#define LOONGSON_HT1_IRQ (MIPS_CPU_IRQ_BASE + 3) /* HT1 */ +#define LOONGSON_TIMER_IRQ (MIPS_CPU_IRQ_BASE + 7) /* CPU Timer */ + +#define LOONGSON_HT1_CFG_BASE loongson_sysconf.ht_control_base +#define LOONGSON_HT1_INT_VECTOR_BASE (LOONGSON_HT1_CFG_BASE + 0x80) +#define LOONGSON_HT1_INT_EN_BASE (LOONGSON_HT1_CFG_BASE + 0xa0) +#define LOONGSON_HT1_INT_VECTOR(n) \ + LOONGSON3_REG32(LOONGSON_HT1_INT_VECTOR_BASE, 4 * (n)) +#define LOONGSON_HT1_INTN_EN(n) \ + LOONGSON3_REG32(LOONGSON_HT1_INT_EN_BASE, 4 * (n)) + +#define LOONGSON_INT_ROUTER_OFFSET 0x1400 +#define LOONGSON_INT_ROUTER_INTEN \ + LOONGSON3_REG32(LOONGSON3_REG_BASE, LOONGSON_INT_ROUTER_OFFSET + 0x24) +#define LOONGSON_INT_ROUTER_INTENSET \ + LOONGSON3_REG32(LOONGSON3_REG_BASE, LOONGSON_INT_ROUTER_OFFSET + 0x28) +#define LOONGSON_INT_ROUTER_INTENCLR \ + LOONGSON3_REG32(LOONGSON3_REG_BASE, LOONGSON_INT_ROUTER_OFFSET + 0x2c) +#define LOONGSON_INT_ROUTER_ENTRY(n) \ + LOONGSON3_REG8(LOONGSON3_REG_BASE, LOONGSON_INT_ROUTER_OFFSET + n) +#define LOONGSON_INT_ROUTER_LPC LOONGSON_INT_ROUTER_ENTRY(0x0a) +#define LOONGSON_INT_ROUTER_HT1(n) LOONGSON_INT_ROUTER_ENTRY(n + 0x18) + +#define LOONGSON_INT_CORE0_INT0 0x11 /* route to int 0 of core 0 */ +#define LOONGSON_INT_CORE0_INT1 0x21 /* route to int 1 of core 0 */ + +#endif + +#include_next <irq.h> +#endif /* __ASM_MACH_LOONGSON_IRQ_H_ */ diff --git a/arch/mips/include/asm/mach-loongson/loongson.h b/arch/mips/include/asm/mach-loongson/loongson.h index f0367ffbf8c..69e9d9ea90c 100644 --- a/arch/mips/include/asm/mach-loongson/loongson.h +++ b/arch/mips/include/asm/mach-loongson/loongson.h @@ -62,6 +62,12 @@ extern int mach_i8259_irq(void); #define LOONGSON_REG(x) \ (*(volatile u32 *)((char *)CKSEG1ADDR(LOONGSON_REG_BASE) + (x))) +#define LOONGSON3_REG8(base, x) \ + (*(volatile u8 *)((char *)TO_UNCAC(base) + (x))) + +#define LOONGSON3_REG32(base, x) \ + (*(volatile u32 *)((char *)TO_UNCAC(base) + (x))) + #define LOONGSON_IRQ_BASE 32 #define LOONGSON2_PERFCNT_IRQ (MIPS_CPU_IRQ_BASE + 6) /* cpu perf counter */ @@ -87,6 +93,10 @@ static inline void do_perfcnt_IRQ(void) #define LOONGSON_REG_BASE 0x1fe00000 #define LOONGSON_REG_SIZE 0x00100000 /* 256Bytes + 256Bytes + ??? */ #define LOONGSON_REG_TOP (LOONGSON_REG_BASE+LOONGSON_REG_SIZE-1) +/* Loongson-3 specific registers */ +#define LOONGSON3_REG_BASE 0x3ff00000 +#define LOONGSON3_REG_SIZE 0x00100000 /* 256Bytes + 256Bytes + ??? */ +#define LOONGSON3_REG_TOP (LOONGSON3_REG_BASE+LOONGSON3_REG_SIZE-1) #define LOONGSON_LIO1_BASE 0x1ff00000 #define LOONGSON_LIO1_SIZE 0x00100000 /* 1M */ |