| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | // Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd. |
| 3 | |
| 4 | #ifndef __ASM_CSKY_REGDEF_H |
| 5 | #define __ASM_CSKY_REGDEF_H |
| 6 | |
| 7 | #define syscallid r1 |
| 8 | #define regs_syscallid(regs) regs->regs[9] |
| 9 | #define regs_fp(regs) regs->regs[2] |
| 10 | |
| 11 | /* |
| 12 | * PSR format: |
| 13 | * | 31 | 30-24 | 23-16 | 15 14 | 13-0 | |
| 14 | * S CPID VEC TM |
| 15 | * |
| 16 | * S: Super Mode |
| 17 | * CPID: Coprocessor id, only 15 for MMU |
| 18 | * VEC: Exception Number |
| 19 | * TM: Trace Mode |
| 20 | */ |
| 21 | #define DEFAULT_PSR_VALUE 0x8f000000 |
| 22 | |
| 23 | #define SYSTRACE_SAVENUM 2 |
| 24 | |
| 25 | #define TRAP0_SIZE 2 |
| 26 | |
| 27 | #endif /* __ASM_CSKY_REGDEF_H */ |