diff options
Diffstat (limited to 'arch/mips/loongson/loongson-3/smp.h')
| -rw-r--r-- | arch/mips/loongson/loongson-3/smp.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/mips/loongson/loongson-3/smp.h b/arch/mips/loongson/loongson-3/smp.h new file mode 100644 index 00000000000..3453e8c4f2f --- /dev/null +++ b/arch/mips/loongson/loongson-3/smp.h @@ -0,0 +1,29 @@ +#ifndef __LOONGSON_SMP_H_ +#define __LOONGSON_SMP_H_ + +/* for Loongson-3A smp support */ + +/* 4 groups(nodes) in maximum in numa case */ +#define SMP_CORE_GROUP0_BASE 0x900000003ff01000 +#define SMP_CORE_GROUP1_BASE 0x900010003ff01000 +#define SMP_CORE_GROUP2_BASE 0x900020003ff01000 +#define SMP_CORE_GROUP3_BASE 0x900030003ff01000 + +/* 4 cores in each group(node) */ +#define SMP_CORE0_OFFSET 0x000 +#define SMP_CORE1_OFFSET 0x100 +#define SMP_CORE2_OFFSET 0x200 +#define SMP_CORE3_OFFSET 0x300 + +/* ipi registers offsets */ +#define STATUS0 0x00 +#define EN0 0x04 +#define SET0 0x08 +#define CLEAR0 0x0c +#define STATUS1 0x10 +#define MASK1 0x14 +#define SET1 0x18 +#define CLEAR1 0x1c +#define BUF 0x20 + +#endif |