linux_dsm_epyc7002/arch/csky/abiv1/inc/abi/regdef.h
Guo Ren 735ee005c3 csky: Misc headers
This patch adds csky registers' definition, bitops, byteorder,
asm-offsets codes.

Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
2018-10-26 00:54:26 +08:00

27 lines
546 B
C

/* SPDX-License-Identifier: GPL-2.0 */
// Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd.
#ifndef __ASM_CSKY_REGDEF_H
#define __ASM_CSKY_REGDEF_H
#define syscallid r1
#define r11_sig r11
#define regs_syscallid(regs) regs->regs[9]
/*
* PSR format:
* | 31 | 30-24 | 23-16 | 15 14 | 13-0 |
* S CPID VEC TM
*
* S: Super Mode
* CPID: Coprocessor id, only 15 for MMU
* VEC: Exception Number
* TM: Trace Mode
*/
#define DEFAULT_PSR_VALUE 0x8f000000
#define SYSTRACE_SAVENUM 2
#endif /* __ASM_CSKY_REGDEF_H */