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Merge from eCos master repository on 2002-05-23-21:39:14-BST
author jlarmour
date Thu, 23 May 2002 22:59:51 +0000
parents e0c0827131d1
children 879ff7a40226
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1 #ifndef CYGONCE_HAL_DIAG_H
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2 #define CYGONCE_HAL_DIAG_H
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3
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4 /*=============================================================================
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5 //
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6 // hal_diag.h
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7 //
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8 // HAL Support for Kernel Diagnostic Routines
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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 //
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16 // eCos is free software; you can redistribute it and/or modify it under
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17 // the terms of the GNU General Public License as published by the Free
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18 // Software Foundation; either version 2 or (at your option) any later version.
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19 //
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20 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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21 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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22 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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23 // for more details.
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24 //
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25 // You should have received a copy of the GNU General Public License along
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26 // with eCos; if not, write to the Free Software Foundation, Inc.,
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27 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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28 //
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29 // As a special exception, if other files instantiate templates or use macros
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30 // or inline functions from this file, or you compile this file and link it
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31 // with other works to produce a work based on this file, this file does not
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32 // by itself cause the resulting work to be covered by the GNU General Public
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33 // License. However the source code for this file must still be made available
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34 // in accordance with section (3) of the GNU General Public License.
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35 //
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36 // This exception does not invalidate any other reasons why a work based on
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37 // this file might be covered by the GNU General Public License.
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38 //
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39 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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40 // at http://sources.redhat.com/ecos/ecos-license/
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41 // -------------------------------------------
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42 //####ECOSGPLCOPYRIGHTEND####
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43 //=============================================================================
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44 //#####DESCRIPTIONBEGIN####
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45 //
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46 // Author(s): nickg, gthomas
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47 // Contributors: nickg, gthomas
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48 // Date: 1998-09-11
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49 // Purpose: HAL Support for Kernel Diagnostic Routines
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50 // Description: Diagnostic routines for use during kernel development.
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51 // Usage: #include <cyg/hal/hal_diag.h>
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52 //
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53 //####DESCRIPTIONEND####
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54 //
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55 //===========================================================================*/
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56
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57 #include <pkgconf/hal.h>
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58
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59 #include <cyg/infra/cyg_type.h>
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60 #include <cyg/hal/hal_if.h>
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61
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62 /*---------------------------------------------------------------------------*/
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63
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64 #if defined(CYGSEM_HAL_VIRTUAL_VECTOR_DIAG)
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65
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66 #include <cyg/hal/hal_if.h>
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67
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68 #define HAL_DIAG_INIT() hal_if_diag_init()
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69 #define HAL_DIAG_WRITE_CHAR(_c_) hal_if_diag_write_char(_c_)
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70 #define HAL_DIAG_READ_CHAR(_c_) hal_if_diag_read_char(&_c_)
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71
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72 // Not the best place for this, but ...
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73 extern void hal_delay_us(cyg_int32 usecs);
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74
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75 #define HAL_DELAY_US(n) hal_delay_us(n);
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76
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77 #else
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78
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79 /*---------------------------------------------------------------------------*/
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80 /* functions implemented in hal_diag.c */
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81
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82 externC void hal_diag_init(void);
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83 externC void hal_diag_write_char(char c);
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84 externC void hal_diag_read_char(char *c);
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85
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86 #define HAL_DIAG_INIT() hal_diag_init()
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87 #define HAL_DIAG_WRITE_CHAR(_c_) hal_diag_write_char(_c_)
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88 #define HAL_DIAG_READ_CHAR(_c_) hal_diag_read_char(&_c_)
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89
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90 #endif
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91
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92 /*---------------------------------------------------------------------------*/
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93 /* end of hal_diag.h */
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94 #endif /* CYGONCE_HAL_DIAG_H */