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* Initial release of LPC24xx variant support (based on LPX2xxx variant) * src/hal_diag.c: * src/lpc2xxx_misc.c: * include/plf_stub.h: * include/var_io.h: * include/var_arch.h: * include/hal_var_ints.h: * include/hal_diag.h: * include/hal_cache.h: * cdl/hal_arm_lpc24xx.cdl: New port - based on LPX2xxx variant.
author asl
date Sat, 12 Jul 2008 14:30:30 +0000
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children 74dbf4c3f2e1
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2498
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1 #ifndef CYGONCE_HAL_CACHE_H
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2 #define CYGONCE_HAL_CACHE_H
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3
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4 //=============================================================================
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5 //
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6 // hal_cache.h
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7 //
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8 // HAL cache control API
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9 //
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10 //=============================================================================
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11 //####ECOSGPLCOPYRIGHTBEGIN####
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12 // -------------------------------------------
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13 // This file is part of eCos, the Embedded Configurable Operating System.
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14 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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15 // Copyright (C) 2004 eCosCentric Limited
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16 //
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17 // eCos is free software; you can redistribute it and/or modify it under
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18 // the terms of the GNU General Public License as published by the Free
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19 // Software Foundation; either version 2 or (at your option) any later version.
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20 //
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21 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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22 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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23 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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24 // for more details.
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25 //
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26 // You should have received a copy of the GNU General Public License along
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27 // with eCos; if not, write to the Free Software Foundation, Inc.,
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28 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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29 //
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30 // As a special exception, if other files instantiate templates or use macros
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31 // or inline functions from this file, or you compile this file and link it
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32 // with other works to produce a work based on this file, this file does not
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33 // by itself cause the resulting work to be covered by the GNU General Public
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34 // License. However the source code for this file must still be made available
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35 // in accordance with section (3) of the GNU General Public License.
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36 //
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37 // This exception does not invalidate any other reasons why a work based on
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38 // this file might be covered by the GNU General Public License.
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39 // -------------------------------------------
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40 //####ECOSGPLCOPYRIGHTEND####
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41 //=============================================================================
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42 //#####DESCRIPTIONBEGIN####
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43 //
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44 // Author(s): jani
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45 // Contributors:
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46 // Date: 2004-09-08
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47 // Purpose: Cache control API
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48 // Description: The macros defined here provide the HAL APIs for handling
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49 // cache control operations.
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50 // Usage:
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51 // #include <cyg/hal/hal_cache.h>
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52 // ...
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53 //
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54 //
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55 //####DESCRIPTIONEND####
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56 //
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57 //=============================================================================
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58
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59 #include <cyg/infra/cyg_type.h>
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60
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61 //-----------------------------------------------------------------------------
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62 // Global control of data cache
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63
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64 // Enable the data cache
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65 #define HAL_DCACHE_ENABLE()
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66
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67 // Disable the data cache
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68 #define HAL_DCACHE_DISABLE()
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69
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70 // Invalidate the entire cache
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71 #define HAL_DCACHE_INVALIDATE_ALL()
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72
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73 // Synchronize the contents of the cache with memory.
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74 #define HAL_DCACHE_SYNC()
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75
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76 // Purge contents of data cache
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77 #define HAL_DCACHE_PURGE_ALL()
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78
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79 // Query the state of the data cache (does not affect the caching)
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80 #define HAL_DCACHE_IS_ENABLED(_state_) \
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81 CYG_MACRO_START \
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82 (_state_) = 0; \
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83 CYG_MACRO_END
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84
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85 //-----------------------------------------------------------------------------
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86 // Global control of Instruction cache
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87
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88 // Enable the instruction cache
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89 #define HAL_ICACHE_ENABLE()
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90
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91 // Disable the instruction cache
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92 #define HAL_ICACHE_DISABLE()
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93
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94 // Invalidate the entire cache
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95 #define HAL_ICACHE_INVALIDATE_ALL()
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96
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97 // Synchronize the contents of the cache with memory.
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98 #define HAL_ICACHE_SYNC()
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99
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100 // Query the state of the instruction cache (does not affect the caching)
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101 #define HAL_ICACHE_IS_ENABLED(_state_) \
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102 CYG_MACRO_START \
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103 (_state_) = 0; \
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104 CYG_MACRO_END
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105
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106 //-----------------------------------------------------------------------------
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107 #endif // ifndef CYGONCE_HAL_CACHE_H
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108 // End of hal_cache.h