xref: /openbmc/linux/arch/csky/abiv1/inc/abi/regdef.h (revision ccb01374)
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 r11_sig		r11
9 
10 #define regs_syscallid(regs) regs->regs[9]
11 
12 /*
13  * PSR format:
14  * | 31 | 30-24 | 23-16 | 15 14 | 13-0 |
15  *   S     CPID     VEC     TM
16  *
17  *    S: Super Mode
18  * CPID: Coprocessor id, only 15 for MMU
19  *  VEC: Exception Number
20  *   TM: Trace Mode
21  */
22 #define DEFAULT_PSR_VALUE	0x8f000000
23 
24 #define SYSTRACE_SAVENUM	2
25 
26 #endif /* __ASM_CSKY_REGDEF_H */
27