| Huacai Chen | 300459d | 2014-03-21 18:44:08 +0800 | [diff] [blame] | 1 | #ifndef __LOONGSON_SMP_H_ |
| 2 | #define __LOONGSON_SMP_H_ |
| 3 | |
| Huacai Chen | e7841be | 2014-06-26 11:41:30 +0800 | [diff] [blame] | 4 | /* for Loongson-3 smp support */ |
| 5 | extern unsigned long long smp_group[4]; |
| Huacai Chen | 300459d | 2014-03-21 18:44:08 +0800 | [diff] [blame] | 6 | |
| 7 | /* 4 groups(nodes) in maximum in numa case */ |
| Huacai Chen | e7841be | 2014-06-26 11:41:30 +0800 | [diff] [blame] | 8 | #define SMP_CORE_GROUP0_BASE (smp_group[0]) |
| 9 | #define SMP_CORE_GROUP1_BASE (smp_group[1]) |
| 10 | #define SMP_CORE_GROUP2_BASE (smp_group[2]) |
| 11 | #define SMP_CORE_GROUP3_BASE (smp_group[3]) |
| Huacai Chen | 300459d | 2014-03-21 18:44:08 +0800 | [diff] [blame] | 12 | |
| 13 | /* 4 cores in each group(node) */ |
| Huacai Chen | e7841be | 2014-06-26 11:41:30 +0800 | [diff] [blame] | 14 | #define SMP_CORE0_OFFSET 0x000 |
| 15 | #define SMP_CORE1_OFFSET 0x100 |
| 16 | #define SMP_CORE2_OFFSET 0x200 |
| 17 | #define SMP_CORE3_OFFSET 0x300 |
| Huacai Chen | 300459d | 2014-03-21 18:44:08 +0800 | [diff] [blame] | 18 | |
| 19 | /* ipi registers offsets */ |
| Huacai Chen | e7841be | 2014-06-26 11:41:30 +0800 | [diff] [blame] | 20 | #define STATUS0 0x00 |
| 21 | #define EN0 0x04 |
| 22 | #define SET0 0x08 |
| 23 | #define CLEAR0 0x0c |
| 24 | #define STATUS1 0x10 |
| 25 | #define MASK1 0x14 |
| 26 | #define SET1 0x18 |
| 27 | #define CLEAR1 0x1c |
| 28 | #define BUF 0x20 |
| Huacai Chen | 300459d | 2014-03-21 18:44:08 +0800 | [diff] [blame] | 29 | |
| 30 | #endif |