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