arch/sh/include/asm/traps_64.h

   1 /* SPDX-License-Identifier: GPL-2.0
   2  *
   3  * Copyright (C) 2000, 2001  Paolo Alberelli
   4  * Copyright (C) 2003  Paul Mundt
   5  * Copyright (C) 2004  Richard Curnow
   6  */
   7 #ifndef __ASM_SH_TRAPS_64_H
   8 #define __ASM_SH_TRAPS_64_H
   9
  10 #include <cpu/registers.h>
  11
  12 extern void phys_stext(void);
  13
  14 #define lookup_exception_vector()               \
  15 ({                                              \
  16         unsigned long _vec;                     \
  17                                                 \
  18         __asm__ __volatile__ (                  \
  19                 "getcon " __EXPEVT ", %0\n\t"   \
  20                 : "=r" (_vec)                   \
  21         );                                      \
  22                                                 \
  23         _vec;                                   \
  24 })
  25
  26 static inline void trigger_address_error(void)
  27 {
  28         phys_stext();
  29 }
  30
  31 #define BUILD_TRAP_HANDLER(name)        \
  32 asmlinkage void name##_trap_handler(unsigned int vec, struct pt_regs *regs)
  33 #define TRAP_HANDLER_DECL
  34
  35 #endif /* __ASM_SH_TRAPS_64_H */