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annotate packages/hal/arm/e7t/current/src/redboot_module.c @ 210:d2c90368aeef

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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 74dbf4c3f2e1
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1 //==========================================================================
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2 //
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3 // redboot_module.c
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4 //
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5 // ARM E7T board RedBoot module wrapper
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6 //
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7 //==========================================================================
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8 //####ECOSGPLCOPYRIGHTBEGIN####
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9 // -------------------------------------------
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10 // This file is part of eCos, the Embedded Configurable Operating System.
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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12 //
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13 // eCos is free software; you can redistribute it and/or modify it under
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14 // the terms of the GNU General Public License as published by the Free
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15 // Software Foundation; either version 2 or (at your option) any later version.
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16 //
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17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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20 // for more details.
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21 //
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22 // You should have received a copy of the GNU General Public License along
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23 // with eCos; if not, write to the Free Software Foundation, Inc.,
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24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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25 //
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26 // As a special exception, if other files instantiate templates or use macros
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27 // or inline functions from this file, or you compile this file and link it
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28 // with other works to produce a work based on this file, this file does not
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29 // by itself cause the resulting work to be covered by the GNU General Public
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30 // License. However the source code for this file must still be made available
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31 // in accordance with section (3) of the GNU General Public License.
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32 //
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33 // This exception does not invalidate any other reasons why a work based on
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34 // this file might be covered by the GNU General Public License.
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35 //
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36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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37 // at http://sources.redhat.com/ecos/ecos-license/
208
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38 // -------------------------------------------
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39 //####ECOSGPLCOPYRIGHTEND####
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40 //==========================================================================
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41 //#####DESCRIPTIONBEGIN####
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42 //
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43 // Author(s): gthomas
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44 // Contributors: gthomas, jskov
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45 // Date: 2001-03-19
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46 // Description: AEB-2 FLASH module for RedBoot
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47 //####DESCRIPTIONEND####
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48
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49 //
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50 // This is the module 'wrapper' for RedBoot
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51 //
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52
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53 #include <pkgconf/hal.h>
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54 #include <cyg/infra/cyg_type.h>
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55 #include <cyg/hal/hal_stub.h>
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56
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57 // ARM AEB-2 module stuff
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58
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59 #ifdef CYGPKG_REDBOOT
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60
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61 #include <redboot.h>
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62
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63 #ifndef CHECKSUM
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64 #define CHECKSUM 0x0
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65 #endif
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66
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67 extern char __exception_handlers, __rom_data_end;
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68
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69 const char __title[] = "RedBoot";
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70 const char __help[] = "RedBoot " __DATE__;
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71
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72 struct ModuleHeader {
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73 cyg_uint32 magic;
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74 cyg_uint16 flags;
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75 cyg_uint8 major;
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76 cyg_uint8 minor;
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77 cyg_uint32 checksum;
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78 cyg_uint32 ro_base;
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79 cyg_uint32 ro_limit;
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80 cyg_uint32 rw_base;
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81 cyg_uint32 zi_base;
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82 cyg_uint32 zi_limit;
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83 cyg_uint32 self;
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84 cyg_uint32 start;
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85 cyg_uint32 init;
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86 cyg_uint32 final;
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87 cyg_uint32 service;
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88 cyg_uint32 title;
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89 cyg_uint32 help;
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90 cyg_uint32 cmdtbl;
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91 cyg_uint32 swi_base;
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92 cyg_uint32 swi_handler;
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93 };
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94
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95 const static struct ModuleHeader __hdr = {
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96 0x4D484944, // MHID
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97 2, // flags = auto start
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98 1, // major
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99 0, // minor
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100 CHECKSUM, // checksum
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101 (cyg_uint32) &__exception_handlers, // start of module (read-only) image
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102 (cyg_uint32) &__rom_data_end, // end of image
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103 0, // r/w base - unused
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104 0, // bss base - unused
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105 0, // bss limit - unused
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106 (cyg_uint32) &__hdr, // self (for module identification)
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107 (cyg_uint32) &__exception_handlers, // startup
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108 0, // init - unused
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109 0, // final - unused
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110 0, // service - unused
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111 (cyg_uint32) &__title, // title
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112 (cyg_uint32) &__help, // help string
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113 0, // command table - unused
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114 0, // SWI table - unused
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115 0 // SWI handler - unused
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116 };
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117
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118 static void
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119 __dummy(void *p)
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120 {
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121 }
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122
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123 void __dummy_init(void)
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124 {
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125 __dummy((void*)&__hdr);
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126 }
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127
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128 _RedBoot_init(__dummy_init, RedBoot_INIT_LAST);
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129
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130
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131 #else
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132 #error "Stand-alone RedBoot only"
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133 #endif