arch/csky/abiv1/inc/abi/regdef.h

   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 */