| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #include <linux/spinlock.h> |
| 2 | |
| 3 | struct cpustate_t { |
| 4 | spinlock_t lock; |
| 5 | int excl; |
| 6 | int open_count; |
| 7 | unsigned char cached_val; |
| 8 | int inited; |
| 9 | unsigned long *set_addr; |
| 10 | unsigned long *clr_addr; |
| 11 | }; |
| 12 | |
| 13 | |
| 14 | #define HDPU_CPUSTATE_NAME "hdpu cpustate" |
| 15 | #define HDPU_NEXUS_NAME "hdpu nexus" |
| 16 | |
| 17 | #define CPUSTATE_KERNEL_MAJOR 0x10 |
| 18 | |
| 19 | #define CPUSTATE_KERNEL_INIT_DRV 0 /* CPU State Driver Initialized */ |
| 20 | #define CPUSTATE_KERNEL_INIT_PCI 1 /* 64360 PCI Busses Init */ |
| 21 | #define CPUSTATE_KERNEL_INIT_REG 2 /* 64360 Bridge Init */ |
| 22 | #define CPUSTATE_KERNEL_CPU1_KICK 3 /* Boot cpu 1 */ |
| 23 | #define CPUSTATE_KERNEL_CPU1_OK 4 /* Cpu 1 has checked in */ |
| 24 | #define CPUSTATE_KERNEL_OK 5 /* Terminal state */ |
| 25 | #define CPUSTATE_KERNEL_RESET 14 /* Board reset via SW*/ |
| 26 | #define CPUSTATE_KERNEL_HALT 15 /* Board halted via SW*/ |