| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef __LOONGSON_SMP_H_ |
| #define __LOONGSON_SMP_H_ |
| |
| /* for Loongson-3 smp support */ |
| extern unsigned long long smp_group[4]; |
| |
| /* 4 groups(nodes) in maximum in numa case */ |
| #define SMP_CORE_GROUP0_BASE (smp_group[0]) |
| #define SMP_CORE_GROUP1_BASE (smp_group[1]) |
| #define SMP_CORE_GROUP2_BASE (smp_group[2]) |
| #define SMP_CORE_GROUP3_BASE (smp_group[3]) |
| |
| /* 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 |
