arch/mips/include/asm/isadep.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Various ISA level dependent constants.
   4  * Most of the following constants reflect the different layout
   5  * of Coprocessor 0 registers.
   6  *
   7  * Copyright (c) 1998 Harald Koerfgen
   8  */
   9
  10 #ifndef __ASM_ISADEP_H
  11 #define __ASM_ISADEP_H
  12
  13 #if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX)
  14 /*
  15  * R2000 or R3000
  16  */
  17
  18 /*
  19  * kernel or user mode? (CP0_STATUS)
  20  */
  21 #define KU_MASK 0x08
  22 #define KU_USER 0x08
  23 #define KU_KERN 0x00
  24
  25 #else
  26 /*
  27  * kernel or user mode?
  28  */
  29 #define KU_MASK 0x18
  30 #define KU_USER 0x10
  31 #define KU_KERN 0x00
  32
  33 #endif
  34
  35 #endif /* __ASM_ISADEP_H */