xref: /openbmc/linux/arch/csky/abiv2/inc/abi/regdef.h (revision e15a5365)
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	r7
8 #define regs_syscallid(regs) regs->regs[3]
9 #define regs_fp(regs) regs->regs[4]
10 
11 /*
12  * PSR format:
13  * | 31 | 30-24 | 23-16 | 15 14 | 13-10 | 9 | 8-0 |
14  *   S              VEC     TM            MM
15  *
16  *   S: Super Mode
17  * VEC: Exception Number
18  *  TM: Trace Mode
19  *  MM: Memory unaligned addr access
20  */
21 #define DEFAULT_PSR_VALUE	0x80000200
22 
23 #define SYSTRACE_SAVENUM	5
24 
25 #define TRAP0_SIZE		4
26 
27 #endif /* __ASM_CSKY_REGDEF_H */
28