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annotate packages/hal/arm/aeb/current/misc/gdb_module.c @ 64:c38311975d4f ecos-sw-2000-01-28

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Merge from eCos master repository on 2000-01-28-04:28:11-GMT
author jlarmour
date Fri, 28 Jan 2000 04:59:39 +0000
parents d3fbcdfa1b2f
children bf00f99aec69
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1 //==========================================================================
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2 //
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3 // gdb_module.c
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4 //
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5 // ARM AEB-1 eval board GDB stubs (module wrapper)
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6 //
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7 //==========================================================================
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8 //####COPYRIGHTBEGIN####
64
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9 //
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10 // -------------------------------------------
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11 // The contents of this file are subject to the Red Hat eCos Public License
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12 // Version 1.0 (the "License"); you may not use this file except in
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13 // compliance with the License. You may obtain a copy of the License at
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14 // http://sourceware.cygnus.com/ecos
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15 //
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16 // Software distributed under the License is distributed on an
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17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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18 // License for the specific language governing rights and limitations under
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19 // the License.
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20 //
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21 // The Original Code is eCos - Embedded Configurable Operating System,
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22 // released September 30, 1998.
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23 //
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24 // The Initial Developer of the Original Code is Red Hat.
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25 // Portions created by Red Hat are
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26 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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27 // All Rights Reserved.
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28 // -------------------------------------------
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29 //
2
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30 //####COPYRIGHTEND####
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31 //==========================================================================
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32 //#####DESCRIPTIONBEGIN####
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33 //
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34 // Author(s): gthomas
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35 // Contributors: gthomas
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36 // Date: 1998-12-18
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37 // Description: AEB-1 FLASH module for eCos GDB stubs
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38 //####DESCRIPTIONEND####
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39
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40 //
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41 // This is the module 'wrapper' for the GDB stubs
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42 //
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43
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44 #include <pkgconf/hal.h>
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45 #include <cyg/infra/cyg_type.h>
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46 #include <cyg/hal/hal_stub.h>
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47
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48 // ARM AEB-1 module stuff
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49
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50 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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51
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52 #ifndef CHECKSUM
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53 #define CHECKSUM 0x0
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54 #endif
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55
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56 extern char __exception_handlers, __rom_data_end;
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57
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58 const char __title[] = "eCos";
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59 const char __help[] = "eCos 1.2.2 (25 May 1999) GDB stubs";
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60
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61 struct ModuleHeader {
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62 cyg_uint32 magic;
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63 cyg_uint16 flags;
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64 cyg_uint8 major;
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65 cyg_uint8 minor;
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66 cyg_uint32 checksum;
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67 cyg_uint32 ro_base;
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68 cyg_uint32 ro_limit;
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69 cyg_uint32 rw_base;
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70 cyg_uint32 zi_base;
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71 cyg_uint32 zi_limit;
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72 cyg_uint32 self;
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73 cyg_uint32 start;
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74 cyg_uint32 init;
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75 cyg_uint32 final;
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76 cyg_uint32 service;
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77 cyg_uint32 title;
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78 cyg_uint32 help;
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79 cyg_uint32 cmdtbl;
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80 cyg_uint32 swi_base;
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81 cyg_uint32 swi_handler;
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82 };
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83
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84 const static struct ModuleHeader __hdr = {
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85 0x4D484944, // MHID
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86 2, // flags = auto start
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87 1, // major
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88 0, // minor
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89 CHECKSUM, // checksum
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90 (cyg_uint32) &__exception_handlers, // start of module (read-only) image
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91 (cyg_uint32) &__rom_data_end, // end of image
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92 0, // r/w base - unused
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93 0, // bss base - unused
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94 0, // bss limit - unused
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95 (cyg_uint32) &__hdr, // self (for module identification)
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96 (cyg_uint32) &__exception_handlers, // startup
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97 0, // init - unused
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98 0, // final - unused
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99 0, // service - unused
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100 (cyg_uint32) &__title, // title
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101 (cyg_uint32) &__help, // help string
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102 0, // command table - unused
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103 0, // SWI table - unused
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104 0 // SWI handler - unused
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105 };
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106
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107 static void
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108 __dummy(void *p)
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109 {
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110 }
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111
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112 void cyg_start (void)
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113 {
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114 __dummy((void *)&__hdr); // Just to keep it in!
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115 for(;;) breakpoint();
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116 }
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117 #else
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118
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119 #include <cyg/infra/testcase.h>
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120
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121 void cyg_start (void)
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122 {
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123 CYG_TEST_INIT();
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124 CYG_TEST_PASS_FINISH("N/A: Stand-alone GDB stubs only");
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125 }
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126 #endif
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127
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128
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129