LXR linux/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
 100