| wdenk | 6069ff2 | 2003-02-28 00:49:47 +0000 | [diff] [blame] | 1 | /* |
| Shinya Kuribayashi | 282223a | 2008-03-25 11:43:17 +0900 | [diff] [blame] | 2 | * Various ISA level dependent constants. |
| wdenk | 6069ff2 | 2003-02-28 00:49:47 +0000 | [diff] [blame] | 3 | * Most of the following constants reflect the different layout |
| 4 | * of Coprocessor 0 registers. |
| 5 | * |
| 6 | * Copyright (c) 1998 Harald Koerfgen |
| 7 | */ |
| wdenk | 6069ff2 | 2003-02-28 00:49:47 +0000 | [diff] [blame] | 8 | |
| 9 | #ifndef __ASM_ISADEP_H |
| 10 | #define __ASM_ISADEP_H |
| 11 | |
| Shinya Kuribayashi | 282223a | 2008-03-25 11:43:17 +0900 | [diff] [blame] | 12 | #if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX) |
| wdenk | 6069ff2 | 2003-02-28 00:49:47 +0000 | [diff] [blame] | 13 | /* |
| 14 | * R2000 or R3000 |
| 15 | */ |
| 16 | |
| 17 | /* |
| 18 | * kernel or user mode? (CP0_STATUS) |
| 19 | */ |
| 20 | #define KU_MASK 0x08 |
| 21 | #define KU_USER 0x08 |
| 22 | #define KU_KERN 0x00 |
| 23 | |
| 24 | #else |
| 25 | /* |
| 26 | * kernel or user mode? |
| 27 | */ |
| 28 | #define KU_MASK 0x18 |
| 29 | #define KU_USER 0x10 |
| 30 | #define KU_KERN 0x00 |
| 31 | |
| 32 | #endif |
| 33 | |
| 34 | #endif /* __ASM_ISADEP_H */ |