1 | /** |
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2 | * @file |
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3 | * |
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4 | * @brief ARM Assembler Support API |
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5 | */ |
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6 | |
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7 | /* |
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8 | * COPYRIGHT (c) 2000 Canon Research Centre France SA. |
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9 | * Emmanuel Raguet, mailto:raguet@crf.canon.fr |
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10 | * |
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11 | * Copyright (c) 2002 Advent Networks, Inc. |
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12 | * Jay Monkman <jmonkman@adventnetworks.com> |
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13 | * |
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14 | * The license and distribution terms for this file may be |
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15 | * found in the file LICENSE in this distribution or at |
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16 | * http://www.rtems.org/license/LICENSE. |
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17 | * |
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18 | */ |
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19 | |
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20 | #ifndef _RTEMS_SCORE_ARM_H |
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21 | #define _RTEMS_SCORE_ARM_H |
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22 | |
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23 | #ifdef __cplusplus |
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24 | extern "C" { |
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25 | #endif |
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26 | |
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27 | /** |
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28 | * @addtogroup ScoreCPU |
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29 | */ |
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30 | /**@{**/ |
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31 | |
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32 | #if defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__) |
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33 | #define CPU_MODEL_NAME "ARMv7M" |
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34 | #define ARM_MULTILIB_ARCH_V7M |
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35 | #elif defined(__ARM_ARCH_6M__) |
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36 | #define CPU_MODEL_NAME "ARMv6M" |
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37 | #define ARM_MULTILIB_ARCH_V6M |
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38 | #else |
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39 | #define CPU_MODEL_NAME "ARMv4" |
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40 | #define ARM_MULTILIB_ARCH_V4 |
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41 | #endif |
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42 | |
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43 | #if defined(__ARM_ARCH_7A__) \ |
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44 | || defined(__ARM_ARCH_7R__) \ |
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45 | || defined(__ARM_ARCH_7M__) \ |
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46 | || defined(__ARM_ARCH_7EM__) |
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47 | #define ARM_MULTILIB_HAS_WFI |
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48 | #define ARM_MULTILIB_HAS_LOAD_STORE_EXCLUSIVE |
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49 | #define ARM_MULTILIB_HAS_BARRIER_INSTRUCTIONS |
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50 | #endif |
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51 | |
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52 | #ifndef ARM_DISABLE_THREAD_ID_REGISTER_USE |
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53 | #if defined(__ARM_ARCH_7A__) \ |
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54 | || defined(__ARM_ARCH_7R__) |
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55 | #define ARM_MULTILIB_HAS_THREAD_ID_REGISTER |
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56 | #endif |
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57 | #endif |
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58 | |
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59 | #if defined(__ARM_ARCH_7A__) |
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60 | #define ARM_MULTILIB_CACHE_LINE_MAX_64 |
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61 | #endif |
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62 | |
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63 | #if defined(__ARM_ARCH_7A__) \ |
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64 | || defined(__ARM_ARCH_7M__) \ |
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65 | || defined(__ARM_ARCH_7EM__) |
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66 | #define ARM_MULTILIB_HAS_CPACR |
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67 | #endif |
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68 | |
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69 | #if !defined(__SOFTFP__) |
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70 | #if defined(__ARM_NEON__) |
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71 | #define ARM_MULTILIB_VFP_D32 |
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72 | #elif defined(__VFP_FP__) |
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73 | #define ARM_MULTILIB_VFP_D16 |
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74 | #else |
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75 | #error "FPU support not implemented" |
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76 | #endif |
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77 | #endif |
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78 | |
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79 | #if defined(ARM_MULTILIB_VFP_D16) \ |
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80 | || defined(ARM_MULTILIB_VFP_D32) |
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81 | #define ARM_MULTILIB_VFP |
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82 | #endif |
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83 | |
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84 | /* |
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85 | * Define the name of the CPU family. |
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86 | */ |
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87 | |
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88 | #define CPU_NAME "ARM" |
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89 | |
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90 | /** @} */ |
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91 | |
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92 | #ifdef __cplusplus |
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93 | } |
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94 | #endif |
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95 | |
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96 | #endif /* _RTEMS_SCORE_ARM_H */ |
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