arch/arm/include/asm/glue-df.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  *  arch/arm/include/asm/glue-df.h
   4  *
   5  *  Copyright (C) 1997-1999 Russell King
   6  *  Copyright (C) 2000-2002 Deep Blue Solutions Ltd.
   7  */
   8 #ifndef ASM_GLUE_DF_H
   9 #define ASM_GLUE_DF_H
  10
  11 #include <asm/glue.h>
  12
  13 /*
  14  *      Data Abort Model
  15  *      ================
  16  *
  17  *      We have the following to choose from:
  18  *        arm7          - ARM7 style
  19  *        v4_early      - ARMv4 without Thumb early abort handler
  20  *        v4t_late      - ARMv4 with Thumb late abort handler
  21  *        v4t_early     - ARMv4 with Thumb early abort handler
  22  *        v5t_early     - ARMv5 with Thumb early abort handler
  23  *        v5tj_early    - ARMv5 with Thumb and Java early abort handler
  24  *        xscale        - ARMv5 with Thumb with Xscale extensions
  25  *        v6_early      - ARMv6 generic early abort handler
  26  *        v7_early      - ARMv7 generic early abort handler
  27  */
  28 #undef CPU_DABORT_HANDLER
  29 #undef MULTI_DABORT
  30
  31 #ifdef CONFIG_CPU_ABRT_EV4
  32 # ifdef CPU_DABORT_HANDLER
  33 #  define MULTI_DABORT 1
  34 # else
  35 #  define CPU_DABORT_HANDLER v4_early_abort
  36 # endif
  37 #endif
  38
  39 #ifdef CONFIG_CPU_ABRT_LV4T
  40 # ifdef CPU_DABORT_HANDLER
  41 #  define MULTI_DABORT 1
  42 # else
  43 #  define CPU_DABORT_HANDLER v4t_late_abort
  44 # endif
  45 #endif
  46
  47 #ifdef CONFIG_CPU_ABRT_EV4T
  48 # ifdef CPU_DABORT_HANDLER
  49 #  define MULTI_DABORT 1
  50 # else
  51 #  define CPU_DABORT_HANDLER v4t_early_abort
  52 # endif
  53 #endif
  54
  55 #ifdef CONFIG_CPU_ABRT_EV5T
  56 # ifdef CPU_DABORT_HANDLER
  57 #  define MULTI_DABORT 1
  58 # else
  59 #  define CPU_DABORT_HANDLER v5t_early_abort
  60 # endif
  61 #endif
  62
  63 #ifdef CONFIG_CPU_ABRT_EV5TJ
  64 # ifdef CPU_DABORT_HANDLER
  65 #  define MULTI_DABORT 1
  66 # else
  67 #  define CPU_DABORT_HANDLER v5tj_early_abort
  68 # endif
  69 #endif
  70
  71 #ifdef CONFIG_CPU_ABRT_EV6
  72 # ifdef CPU_DABORT_HANDLER
  73 #  define MULTI_DABORT 1
  74 # else
  75 #  define CPU_DABORT_HANDLER v6_early_abort
  76 # endif
  77 #endif
  78
  79 #ifdef CONFIG_CPU_ABRT_EV7
  80 # ifdef CPU_DABORT_HANDLER
  81 #  define MULTI_DABORT 1
  82 # else
  83 #  define CPU_DABORT_HANDLER v7_early_abort
  84 # endif
  85 #endif
  86
  87 #ifdef CONFIG_CPU_ABRT_NOMMU
  88 # ifdef CPU_DABORT_HANDLER
  89 #  define MULTI_DABORT 1
  90 # else
  91 #  define CPU_DABORT_HANDLER nommu_early_abort
  92 # endif
  93 #endif
  94
  95 #ifndef CPU_DABORT_HANDLER
  96 #error Unknown data abort handler type
  97 #endif
  98
  99 #endif