regdef.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2
 3#ifndef __ASM_CSKY_REGDEF_H
 4#define __ASM_CSKY_REGDEF_H
 5
 6#ifdef __ASSEMBLER__
 7#define syscallid	r1
 8#else
 9#define syscallid	"r1"
10#endif
11
12#define regs_syscallid(regs) regs->regs[9]
13#define regs_fp(regs) regs->regs[2]
14
15/*
16 * PSR format:
17 * | 31 | 30-24 | 23-16 | 15 14 | 13-0 |
18 *   S     CPID     VEC     TM
19 *
20 *    S: Super Mode
21 * CPID: Coprocessor id, only 15 for MMU
22 *  VEC: Exception Number
23 *   TM: Trace Mode
24 */
25#define DEFAULT_PSR_VALUE	0x8f000000
26
27#define SYSTRACE_SAVENUM	2
28
29#define TRAP0_SIZE		2
30
31#endif /* __ASM_CSKY_REGDEF_H */