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annotate packages/redboot/current/src/load.c @ 208:e0c0827131d1 ecos

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Merge from eCos master repository on 2002-05-20-20:11:54-BST
author jlarmour
date Mon, 20 May 2002 22:19:26 +0000
parents ea3f0bd33a73
children d2c90368aeef
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1 //==========================================================================
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2 //
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3 // load.c
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4 //
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5 // RedBoot file/image loader
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6 //
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7 //==========================================================================
208
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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
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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, tsmith
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45 // Date: 2000-07-14
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46 // Purpose:
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47 // Description:
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48 //
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49 // This code is part of RedBoot (tm).
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50 //
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51 //####DESCRIPTIONEND####
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52 //
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53 //==========================================================================
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54
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55 #include <redboot.h>
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56 #include <xyzModem.h>
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57 #include <elf.h>
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58 #ifdef CYGPKG_REDBOOT_DISK
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59 #include <fs/disk.h>
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60 #endif
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61
208
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62 // Buffers, data used by redboot_getc
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63 #define BUF_SIZE 256
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64 struct {
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65 int (*fun)(char *, int len, int *err);
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66 unsigned char buf[BUF_SIZE];
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67 unsigned char *bufp;
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68 int avail, len, err;
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69 int verbose, decompress, tick;
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70 #ifdef CYGPKG_COMPRESS_ZLIB
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71 int (*raw_fun)(char *, int len, int *err);
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72 _pipe_t load_pipe;
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73 unsigned char _buffer[CYGNUM_REDBOOT_LOAD_ZLIB_BUFFER];
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74 #endif
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75 } getc_info;
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76
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77 static char usage[] = "[-r] [-v] "
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78 #ifdef CYGPKG_COMPRESS_ZLIB
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79 "[-d] "
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80 #endif
174
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81 "[-h <host>] [-m {TFTP | xyzMODEM"
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82 #ifdef CYGPKG_REDBOOT_DISK
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83 " | disk"
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84 #endif
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85 #if CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS > 1
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86 " -c <channel_number>"
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87 #endif
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88 "}]\n [-b <base_address>] <file_name>";
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89
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90 // Exported CLI function
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91 RedBoot_cmd("load",
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92 "Load a file",
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93 usage,
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94 do_load
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95 );
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96
208
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97 #ifdef CYGSEM_REDBOOT_ELF
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98 static int
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99 _read(int (*getc)(void), unsigned char *buf, int len)
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100 {
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101 int total = 0;
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102 int ch;
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103 while (len-- > 0) {
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104 ch = (*getc)();
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105 if (ch < 0) {
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106 // EOF or error
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107 break;
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108 }
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109 *buf++ = ch;
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110 total++;
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111 }
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112 return total;
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113 }
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114 #endif
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115
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116 static unsigned long
208
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117 load_elf_image(getc_t getc, terminate_t terminate, unsigned long base)
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118 {
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119 #ifdef CYGSEM_REDBOOT_ELF
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120 Elf32_Ehdr ehdr;
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121 #define MAX_PHDR 8
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122 Elf32_Phdr phdr[MAX_PHDR];
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123 unsigned long offset = 0;
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124 int phx, len, ch;
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125 unsigned char *addr;
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126 bool first_addr = true;
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127 unsigned long addr_offset = 0;
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128 unsigned long highest_address = 0;
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129 unsigned long lowest_address = 0xFFFFFFFF;
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130 unsigned char *SHORT_DATA = "Short data reading ELF file";
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131
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132 // Read the header
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133 if (_read(getc, (unsigned char *)&ehdr, sizeof(ehdr)) != sizeof(ehdr)) {
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134 diag_printf("Can't read ELF header\n");
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135 return 0;
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136 }
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137 offset += sizeof(ehdr);
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138 #if 0 // DEBUG
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139 diag_printf("Type: %d, Machine: %d, Version: %d, Entry: %p, PHoff: %p/%d/%d, SHoff: %p/%d/%d\n",
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140 ehdr.e_type, ehdr.e_machine, ehdr.e_version, ehdr.e_entry,
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141 ehdr.e_phoff, ehdr.e_phentsize, ehdr.e_phnum,
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142 ehdr.e_shoff, ehdr.e_shentsize, ehdr.e_shnum);
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143 #endif
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144 if (ehdr.e_type != ET_EXEC) {
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145 diag_printf("Only absolute ELF images supported\n");
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146 return 0;
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147 }
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148 if (ehdr.e_phnum > MAX_PHDR) {
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149 diag_printf("Too many program headers\n");
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150 return 0;
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151 }
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152 while (offset < ehdr.e_phoff) {
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diff changeset
153 if ((*getc)() < 0) {
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diff changeset
154 diag_printf(SHORT_DATA);
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155 return 0;
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156 }
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157 offset++;
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158 }
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159 for (phx = 0; phx < ehdr.e_phnum; phx++) {
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160 if (_read(getc, (unsigned char *)&phdr[phx], sizeof(phdr[0])) != sizeof(phdr[0])) {
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161 diag_printf("Can't read ELF program header\n");
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162 return 0;
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163 }
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164 #if 0 // DEBUG
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165 diag_printf("Program header: type: %d, off: %p, va: %p, pa: %p, len: %d/%d, flags: %d\n",
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166 phdr[phx].p_type, phdr[phx].p_offset, phdr[phx].p_vaddr, phdr[phx].p_paddr,
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167 phdr[phx].p_filesz, phdr[phx].p_memsz, phdr[phx].p_flags);
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168 #endif
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169 offset += sizeof(phdr[0]);
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170 }
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171 for (phx = 0; phx < ehdr.e_phnum; phx++) {
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172 if ((phdr[phx].p_type == PT_LOAD) && (phdr[phx].p_offset != 0)) {
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173 // Loadable segment
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174 if (offset > phdr[phx].p_offset) {
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175 diag_printf("Can't load ELF file - program headers out of order\n");
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176 return 0;
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177 }
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178 while (offset < phdr[phx].p_offset) {
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179 if ((*getc)() < 0) {
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180 diag_printf(SHORT_DATA);
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181 return 0;
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182 }
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183 offset++;
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184 }
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185 // Copy data into memory
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186 addr = (unsigned char *)phdr[phx].p_paddr;
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187 len = phdr[phx].p_filesz;
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188 if (first_addr) {
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189 if (base) {
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190 addr_offset = (unsigned long)base - (unsigned long)addr;
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191 } else {
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192 addr_offset = 0;
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193 }
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194 first_addr = false;
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195 }
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196 addr += addr_offset;
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197 if ((unsigned long)(addr-addr_offset) < lowest_address) {
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198 lowest_address = (unsigned long)(addr - addr_offset);
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199 }
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200 while (len-- > 0) {
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diff changeset
201 #ifdef CYGSEM_REDBOOT_VALIDATE_USER_RAM_LOADS
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202 if ((addr < user_ram_start) || (addr > user_ram_end)) {
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203 // Only if there is no need to stop the download before printing
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204 // output can we ask confirmation questions.
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205 if (terminate) {
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206 (*terminate)(xyzModem_abort, getc);
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207 diag_printf("*** Warning! Attempt to load ELF data to address: %p\nRedBoot does not believe this is in RAM\nUse TFTP for a chance to override this.\n",(void*)addr);
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208 } else {
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209 if (!verify_action("Attempt to load ELF data to address: %p\n"
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210 "RedBoot does not believe this is in RAM", (void*)addr))
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211 return 0;
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212 }
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213 }
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214 #endif
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215 if ((ch = (*getc)()) < 0) {
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216 diag_printf(SHORT_DATA);
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217 return 0;
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218 }
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219 *addr++ = ch;
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220 offset++;
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221 if ((unsigned long)(addr-addr_offset) > highest_address) {
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222 highest_address = (unsigned long)(addr - addr_offset);
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223 }
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224 }
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225 }
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226 }
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227 // Save load base/top and entry
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228 load_address = lowest_address;
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229 load_address_end = highest_address;
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230 entry_address = ehdr.e_entry;
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231
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232 if (addr_offset) diag_printf("Address offset = %p\n", (void *)addr_offset);
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233 diag_printf("Entry point: %p, address range: %p-%p\n",
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234 (void*)ehdr.e_entry, (void *)lowest_address, (void *)highest_address);
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235 return 1;
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236 #else // CYGSEM_REDBOOT_ELF
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237 diag_printf("Loading ELF images not supported\n");
156
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238 return 0;
208
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239 #endif // CYGSEM_REDBOOT_ELF
115
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240 }
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241
208
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242
115
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243 //
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244 // Scan a string of hex bytes and update the checksum
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245 //
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246 static long
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247 _hex2(int (*getc)(void), int len, long *sum)
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248 {
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249 int val, byte;
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250 char c1, c2;
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251
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252 val = 0;
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253 while (len-- > 0) {
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254 c1 = (*getc)();
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255 c2 = (*getc)();
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256 if (_is_hex(c1) && _is_hex(c2)) {
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257 val <<= 8;
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258 byte = (_from_hex(c1)<<4) | _from_hex(c2);
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259 val |= byte;
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260 if (sum) {
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261 *sum += byte;
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262 }
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263 } else {
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264 return (-1);
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265 }
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266 }
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267 return (val);
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268 }
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269
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270 //
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271 // Process a set of S-records, loading the contents into memory.
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272 // Note: if a "base" value is provided, the data will be relocated
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273 // relative to that location. Of course, this can only work for
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274 // the first section of the data, so if there are non-contiguous
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275 // pieces of data, they will end up relocated in the same fashion.
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276 // Because of this, "base" probably only makes sense for a set of
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277 // data which has only one section, e.g. a ROM image.
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278 //
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279 #define MAX_LINE 80
156
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280 static unsigned long
208
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281 load_srec_image(getc_t getc, terminate_t terminate, unsigned long base)
115
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282 {
208
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283 int c;
115
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284 long offset = 0, count, sum, val, cksum;
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285 unsigned char *addr, *base_addr;
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286 char type;
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287 bool first_addr = true;
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288 unsigned long addr_offset = 0;
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289 unsigned long highest_address = 0;
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290 unsigned long lowest_address = 0xFFFFFFFF;
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291
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292 while ((c = (*getc)()) > 0) {
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293 // Start of line
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294 if (c != 'S') {
182
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295 if (terminate) (*terminate)(xyzModem_abort, getc);
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296 diag_printf("Invalid S-record at offset %p, input: %c\n",
117
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297 (void *)offset, c);
156
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298 return 0;
115
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299 }
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300 type = (*getc)();
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301 offset += 2;
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302 sum = 0;
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303 if ((count = _hex2(getc, 1, &sum)) < 0) {
182
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304 if (terminate) (*terminate)(xyzModem_abort, getc);
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305 diag_printf("Bad S-record count at offset %p\n", (void *)offset);
156
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306 return 0;
115
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307 }
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308 offset += 1;
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309 switch (type) {
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310 case '0':
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311 break;
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312 case '1':
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313 case '2':
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314 case '3':
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315 base_addr = addr = (unsigned char *)_hex2(getc, (type-'1'+2), &sum);
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316 offset += (type-'1'+2);
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317 if (first_addr) {
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318 if (base) {
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319 addr_offset = (unsigned long)base - (unsigned long)addr;
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320 } else {
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321 addr_offset = 0;
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322 }
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323 first_addr = false;
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324 }
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325 addr += addr_offset;
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326 if ((unsigned long)(addr-addr_offset) < lowest_address) {
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327 lowest_address = (unsigned long)(addr - addr_offset);
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328 }
174
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329 #ifdef CYGSEM_REDBOOT_VALIDATE_USER_RAM_LOADS
156
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330 if ((addr < user_ram_start) || (addr > user_ram_end)) {
182
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331 // Only if there is no need to stop the download before printing
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332 // output can we ask confirmation questions.
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333 if (terminate) {
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334 (*terminate)(xyzModem_abort, getc);
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335 diag_printf("*** Warning! Attempt to load S-record to address: %p\nRedBoot does not believe this is in RAM\nUse TFTP for a chance to override this.\n",(void*)addr);
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336 } else {
161
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337 if (!verify_action("Attempt to load S-record data to address: %p\n"
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338 "RedBoot does not believe this is in RAM", (void*)addr))
161
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339 return 0;
182
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340 }
115
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341 }
174
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342 #endif
115
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343 count -= ((type-'1'+2)+1);
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344 offset += count;
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345 while (count-- > 0) {
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346 val = _hex2(getc, 1, &sum);
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347 *addr++ = val;
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348 }
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349 cksum = _hex2(getc, 1, 0);
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350 offset += 1;
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351 sum = sum & 0xFF;
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352 cksum = (~cksum & 0xFF);
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353 if (cksum != sum) {
182
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354 if (terminate) (*terminate)(xyzModem_abort, getc);
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355 diag_printf("*** Warning! Checksum failure - Addr: %lx, %02lX <> %02lX\n",
115
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356 (unsigned long)base_addr, sum, cksum);
156
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357 return 0;
115
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358 }
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359 if ((unsigned long)(addr-addr_offset) > highest_address) {
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360 highest_address = (unsigned long)(addr - addr_offset);
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361 }
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362 break;
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363 case '7':
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364 case '8':
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365 case '9':
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366 addr = (unsigned char *)_hex2(getc, ('9'-type+2), &sum);
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367 offset += ('9'-type+2);
208
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368 // Save entry address
196
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369 entry_address = (unsigned long)addr;
182
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370 if (terminate) (*terminate)(xyzModem_close, getc);
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371 if (addr_offset) diag_printf("Address offset = %p\n", (void *)addr_offset);
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372 diag_printf("Entry point: %p, address range: %p-%p\n",
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373 (void*)entry_address, (void *)lowest_address, (void *)highest_address);
196
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374
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375 // Save load base/top
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376 load_address = lowest_address;
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377 load_address_end = highest_address;
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378
156
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379 return highest_address;
115
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380 default:
182
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381 if (terminate) (*terminate)(xyzModem_abort, getc);
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382 diag_printf("Invalid S-record at offset 0x%lx, type: %x\n",
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383 (unsigned long)offset, type);
156
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384 return 0;
115
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385 }
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386 while ((c = (*getc)()) != '\n') offset++;
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387 }
156
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388 return 0;
115
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389 }
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390
208
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391 //
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392 // Stream I/O support
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393 //
124
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394 int
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395 redboot_getc(void)
115
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396 {
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397 static char spin[] = "|/-\\|-";
124
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398 if (getc_info.avail < 0) {
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399 return -1;
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400 }
115
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401 if (getc_info.avail == 0) {
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402 if (getc_info.verbose) {
182
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403 diag_printf("%c\b", spin[getc_info.tick++]);
115
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404 if (getc_info.tick >= sizeof(spin)) {
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405 getc_info.tick = 0;
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406 }
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407 }
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408 if (getc_info.len < BUF_SIZE) {
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409 // No more data available
182
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410 if (getc_info.verbose) diag_printf("\n");
115
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411 return -1;
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412 }
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413 getc_info.bufp = getc_info.buf;
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414 getc_info.len = (*getc_info.fun)(getc_info.bufp, BUF_SIZE, &getc_info.err);
117
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diff changeset
415 if ((getc_info.avail = getc_info.len) <= 0) {
182
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416 if (getc_info.verbose) diag_printf("\n");
115
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417 return -1;
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418 }
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419 }
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420 getc_info.avail--;
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421 return *getc_info.bufp++;
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422 }
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423
208
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424 #ifdef CYGPKG_COMPRESS_ZLIB
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425 // Called to fetch a new chunk of data and decompress it
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426 int
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427 _decompress_stream(char *buf, int len, int *err)
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428 {
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429 _pipe_t* p = &getc_info.load_pipe;
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430 int res, total;
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431
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432 total = 0;
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433 while (len > 0) {
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434 if (p->in_avail == 0) {
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435 p->in_buf = &getc_info._buffer[0];
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436 res = (*getc_info.raw_fun)(p->in_buf, CYGNUM_REDBOOT_LOAD_ZLIB_BUFFER,
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437 &getc_info.err);
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diff changeset
438 if ((p->in_avail = res) <= 0) {
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439 // No more data
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440 return total;
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441 }
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442 }
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443 p->out_buf = buf;
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444 p->out_size = 0;
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445 p->out_max = len;
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446 res = (*_dc_inflate)(p);
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447 if (res != 0) {
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448 *err = res;
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449 return total;
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450 }
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451 len -= p->out_size;
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452 buf += p->out_size;
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453 total += p->out_size;
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454 }
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455 return total;
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456 }
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457 #endif
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458
124
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459 void
208
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diff changeset
460 redboot_getc_init(int (*fun)(char *, int, int *),
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461 int verbose, int decompress)
115
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462 {
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463 getc_info.avail = 0;
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464 getc_info.len = BUF_SIZE;
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465 getc_info.fun = fun;
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466 getc_info.verbose = verbose;
208
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467 getc_info.decompress = decompress;
115
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468 getc_info.tick = 0;
208
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469 #ifdef CYGPKG_COMPRESS_ZLIB
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470 if (decompress) {
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471 _pipe_t* p = &getc_info.load_pipe;
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472 int err;
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473 p->out_buf = &getc_info.buf[0];
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474 p->out_size = 0;
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475 p->in_avail = 0;
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476 getc_info.fun = _decompress_stream;
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477 getc_info.raw_fun = fun;
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478 err = (*_dc_init)(p);
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479 if (0 != err && p->msg) {
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480 diag_printf("open decompression error: %s\n", p->msg);
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481 }
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482 }
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483 #endif
115
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484 }
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485
124
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486 void
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diff changeset
487 redboot_getc_rewind(void)
115
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488 {
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489 getc_info.bufp = getc_info.buf;
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diff changeset
490 getc_info.avail = getc_info.len;
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491 }
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492
208
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493 void
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494 redboot_getc_close(void)
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495 {
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496 #ifdef CYGPKG_COMPRESS_ZLIB
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497 if (getc_info.decompress) {
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498 _pipe_t* p = &getc_info.load_pipe;
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499 int err = getc_info.err;
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500 if (0 != err && p->msg) {
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501 diag_printf("decompression error: %s\n", p->msg);
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502 }
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diff changeset
503 err = (*_dc_close)(p, getc_info.err);
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504 }
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505 #endif
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506 }
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507
115
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508 #define MODE_TFTP 0
174
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509 #define MODE_XMODEM xyzModem_xmodem // 1
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510 #define MODE_YMODEM xyzModem_ymodem // 2
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511 #define MODE_ZMODEM xyzModem_zmodem // 3
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diff changeset
512 #define MODE_DISK 4
115
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513
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514 void
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515 do_load(int argc, char *argv[])
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516 {
126
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517 int res, num_options;
132
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diff changeset
518 int i, err, mode;
117
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diff changeset
519 bool verbose, raw;
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diff changeset
520 bool base_addr_set, mode_str_set;
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diff changeset
521 char *mode_str;
115
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522 #ifdef CYGPKG_REDBOOT_NETWORKING
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523 struct sockaddr_in host;
117
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diff changeset
524 bool hostname_set;
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diff changeset
525 char *hostname;
115
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526 #endif
208
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diff changeset
527 bool decompress = false;
184
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diff changeset
528 int chan = -1;
198
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diff changeset
529 #if CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS > 1
184
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530 bool chan_set;
198
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diff changeset
531 #endif
115
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532 unsigned long base = 0;
156
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diff changeset
533 unsigned long end = 0;
115
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diff changeset
534 char type[4];
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535 char *filename = 0;
184
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diff changeset
536 struct option_info opts[7];
208
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diff changeset
537 terminate_t terminate = NULL;
115
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538
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jlarmour
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diff changeset
539 #ifdef CYGPKG_REDBOOT_NETWORKING
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jlarmour
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diff changeset
540 memset((char *)&host, 0, sizeof(host));
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diff changeset
541 host.sin_len = sizeof(host);
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jlarmour
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diff changeset
542 host.sin_family = AF_INET;
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jlarmour
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diff changeset
543 host.sin_addr = my_bootp_info.bp_siaddr;
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jlarmour
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diff changeset
544 host.sin_port = 0;
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diff changeset
545 #endif
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jlarmour
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diff changeset
546 #ifdef CYGPKG_REDBOOT_NETWORKING
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diff changeset
547 mode = MODE_TFTP;
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diff changeset
548 #else
132
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diff changeset
549 mode = MODE_YMODEM;
115
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diff changeset
550 #endif
117
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diff changeset
551
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diff changeset
552 init_opts(&opts[0], 'v', false, OPTION_ARG_TYPE_FLG,
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parents: 115
diff changeset
553 (void **)&verbose, 0, "verbose");
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diff changeset
554 init_opts(&opts[1], 'r', false, OPTION_ARG_TYPE_FLG,
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
555 (void **)&raw, 0, "load raw data");
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
556 init_opts(&opts[2], 'b', true, OPTION_ARG_TYPE_NUM,
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
557 (void **)&base, (bool *)&base_addr_set, "load address");
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
558 init_opts(&opts[3], 'm', true, OPTION_ARG_TYPE_STR,
174
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
559 (void **)&mode_str, (bool *)&mode_str_set, "download mode (TFTP, xyzMODEM, or disk)");
117
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
560 num_options = 4;
184
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
561 #if CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS > 1
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
562 init_opts(&opts[num_options], 'c', true, OPTION_ARG_TYPE_NUM,
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
563 (void **)&chan, (bool *)&chan_set, "I/O channel");
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
564 num_options++;
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
565 #endif
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
566 #ifdef CYGPKG_REDBOOT_NETWORKING
179
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST
jlarmour
parents: 174
diff changeset
567 init_opts(&opts[num_options], 'h', true, OPTION_ARG_TYPE_STR,
184
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
568 (void **)&hostname, (bool *)&hostname_set, "host name or IP address");
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents: 154
diff changeset
569 num_options++;
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
570 #endif
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents: 154
diff changeset
571 #ifdef CYGPKG_COMPRESS_ZLIB
179
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST
jlarmour
parents: 174
diff changeset
572 init_opts(&opts[num_options], 'd', false, OPTION_ARG_TYPE_FLG,
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents: 154
diff changeset
573 (void **)&decompress, 0, "decompress");
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents: 154
diff changeset
574 num_options++;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents: 154
diff changeset
575 #endif
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents: 154
diff changeset
576
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 198
diff changeset
577 if (!scan_opts(argc, argv, 1, opts, num_options,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 198
diff changeset
578 (void *)&filename, OPTION_ARG_TYPE_STR, "file name")) {
117
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
579 return;
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
580 }
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
581 #ifdef CYGPKG_REDBOOT_NETWORKING
117
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
582 if (hostname_set) {
184
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
583 ip_route_t rt;
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jlarmour
parents: 182
diff changeset
584 if (!_gethostbyname(hostname, (in_addr_t *)&host)) {
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
585 diag_printf("Invalid host: %s\n", hostname);
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
586 return;
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
587 }
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
588 /* check that the host can be accessed */
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
589 if (__arp_lookup((ip_addr_t *)&host.sin_addr, &rt) < 0) {
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
590 diag_printf("Unable to reach host %s (%s)\n",
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
591 hostname, inet_ntoa((in_addr_t *)&host));
117
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
592 return;
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
593 }
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
594 }
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
595 #endif
117
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
596 if (mode_str_set) {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 179
diff changeset
597 if (strncasecmp(&mode_str[1], "modem", strlen(&mode_str[1])) == 0) {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 179
diff changeset
598 switch (_tolower(mode_str[0])) {
132
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
599 case 'x':
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
600 mode = MODE_XMODEM;
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
601 break;
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
602 case 'y':
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
603 mode = MODE_YMODEM;
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
604 break;
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
605 case 'z':
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
606 mode = MODE_ZMODEM;
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
607 break;
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
608 default:
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 179
diff changeset
609 diag_printf("Invalid 'mode': %s\n", mode_str);
132
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
610 return;
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
611 }
165
d63db767121d Merge from eCos master repository on 2001-06-29-06:43:03-BST
jlarmour
parents: 163
diff changeset
612 // When using a serial download type, override verbose
d63db767121d Merge from eCos master repository on 2001-06-29-06:43:03-BST
jlarmour
parents: 163
diff changeset
613 // setting: spinner interferes with the protocol.
d63db767121d Merge from eCos master repository on 2001-06-29-06:43:03-BST
jlarmour
parents: 163
diff changeset
614 verbose = false;
174
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
615 #ifdef CYGPKG_REDBOOT_DISK
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 179
diff changeset
616 } else if (strcasecmp(mode_str, "disk") == 0) {
174
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
617 mode = MODE_DISK;
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
618 #endif
117
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
619 #ifdef CYGPKG_REDBOOT_NETWORKING
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 179
diff changeset
620 } else if (strcasecmp(mode_str, "tftp") == 0) {
117
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
621 mode = MODE_TFTP;
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
622 if (!have_net) {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 179
diff changeset
623 diag_printf("TFTP mode requires a working network\n");
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
624 return;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
625 }
117
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
626 #endif
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
627 } else {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 179
diff changeset
628 diag_printf("Invalid 'mode': %s\n", mode_str);
117
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
629 return;
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
630 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
631 }
174
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
632 #if defined(CYGPKG_REDBOOT_NETWORKING) || defined(CYGPKG_REDBOOT_DISK)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
633 if ((mode == MODE_TFTP || mode == MODE_DISK) && !filename) {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 179
diff changeset
634 diag_printf("File name missing\n");
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 179
diff changeset
635 diag_printf("usage: load %s\n", usage);
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
636 return;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
637 }
162
2395031e7a66 Merge from eCos master repository on 2001-06-15-06:43:03-BST
jlarmour
parents: 161
diff changeset
638 #endif
184
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
639 #if CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS > 1
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
640 if (chan_set) {
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
641 if ((mode != MODE_XMODEM) && (mode != MODE_YMODEM) && (mode != MODE_ZMODEM)) {
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
642 diag_printf("I/O channel can only be used with {xyz}Modem\n");
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
643 return;
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
644 }
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
645 if (chan >= CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS) {
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
646 diag_printf("Invalid I/O channel: %d\n", chan);
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
647 return;
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
648 }
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
649 } else {
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
650 chan = -1;
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
651 }
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
652 #endif
174
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
653 #ifdef CYGSEM_REDBOOT_VALIDATE_USER_RAM_LOADS
153
5e8f3b328bb3 Merge from eCos master repository on 2001-02-19-15:48:12-GMT
jlarmour
parents: 143
diff changeset
654 if (base_addr_set &&
156
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents: 154
diff changeset
655 ((base < (unsigned long)user_ram_start) ||
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST
jlarmour
parents: 154
diff changeset
656 (base > (unsigned long)user_ram_end))) {
161
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 157
diff changeset
657 if (!verify_action("Specified address (%p) is not believed to be in RAM", (void*)base))
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
jlarmour
parents: 157
diff changeset
658 return;
143
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 132
diff changeset
659 }
174
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
660 #endif
157
b65ec671dd4c Merge from eCos master repository on 2001-04-06-18:28:36-BST
jlarmour
parents: 156
diff changeset
661 if (raw && !base_addr_set) {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 179
diff changeset
662 diag_printf("Raw load requires a memory address\n");
157
b65ec671dd4c Merge from eCos master repository on 2001-04-06-18:28:36-BST
jlarmour
parents: 156
diff changeset
663 return;
b65ec671dd4c Merge from eCos master repository on 2001-04-06-18:28:36-BST
jlarmour
parents: 156
diff changeset
664 }
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
665 #ifdef CYGPKG_REDBOOT_NETWORKING
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
666 if (mode == MODE_TFTP) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
667 res = tftp_stream_open(filename, &host, TFTP_OCTET, &err);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
668 if (res < 0) {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 179
diff changeset
669 diag_printf("Can't load '%s': %s\n", filename, tftp_error(err));
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
670 return;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
671 }
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 198
diff changeset
672 redboot_getc_init(tftp_stream_read, verbose, decompress);
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
673 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
674 #endif
174
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
675 #ifdef CYGPKG_REDBOOT_DISK
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
676 else if (mode == MODE_DISK) {
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
677 res = disk_stream_open(filename, &err);
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
678 if (res < 0) {
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 198
diff changeset
679
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 179
diff changeset
680 diag_printf("Can't load '%s': %s\n", filename, disk_error(err));
174
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
681 return;
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
682 }
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 198
diff changeset
683 redboot_getc_init(disk_stream_read, verbose, decompress);
174
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
684 }
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST
jlarmour
parents: 171
diff changeset
685 #endif
132
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
686 else {
184
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST
jlarmour
parents: 182
diff changeset
687 res = xyzModem_stream_open(filename, mode, chan, &err);
132
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 126
diff changeset
688 if (res < 0) {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 179
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689 diag_printf("Can't load '%s': %s\n", filename, xyzModem_error(err));
132
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690 return;
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diff changeset
691 }
143
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diff changeset
692 // Suppress verbosity when using xyz modem download
208
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diff changeset
693 redboot_getc_init(xyzModem_stream_read, 0 && verbose, decompress);
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694
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695 terminate = xyzModem_stream_terminate;
115
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parents:
diff changeset
696 }
163
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parents: 162
diff changeset
697
208
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698 if (raw) {
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diff changeset
699 bool continue_load = false;
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700 unsigned char *mp = (unsigned char *)base;
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701 err = 0;
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702 while ((res = redboot_getc()) >= 0) {
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diff changeset
703 #ifdef CYGSEM_REDBOOT_VALIDATE_USER_RAM_LOADS
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704 if (!continue_load && mp >= user_ram_end) {
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diff changeset
705 // Only if there is no need to stop the download
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diff changeset
706 // before printing output can we ask confirmation
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parents: 198
diff changeset
707 // questions.
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diff changeset
708 if (terminate) {
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diff changeset
709 (*terminate)(xyzModem_abort, redboot_getc);
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710 diag_printf("*** Warning! RAW data spills over limit of user RAM at %p\nRedBoot does not believe this is in RAM\nUse TFTP for a chance to override this.\n",(void*)mp);
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diff changeset
711 err = -1;
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diff changeset
712 break;
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diff changeset
713 } else {
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diff changeset
714 if (!verify_action("RAW data spills over limit of user RAM at %p\n"
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diff changeset
715 "Continuing may cause a hang or crash", (void*)mp)) {
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parents: 198
diff changeset
716 err = -1;
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diff changeset
717 break;
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parents: 198
diff changeset
718 }
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diff changeset
719 // Don't ask again
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diff changeset
720 continue_load = true;
157
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parents: 156
diff changeset
721 }
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parents: 156
diff changeset
722 }
156
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parents: 154
diff changeset
723 #endif
208
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diff changeset
724 *mp++ = res;
157
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parents: 156
diff changeset
725 }
208
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parents: 198
diff changeset
726 end = (unsigned long) mp;
196
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parents: 184
diff changeset
727
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parents: 184
diff changeset
728 // Save load base/top
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parents: 184
diff changeset
729 load_address = base;
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parents: 184
diff changeset
730 load_address_end = end;
208
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parents: 198
diff changeset
731 entry_address = base; // best guess
196
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parents: 184
diff changeset
732
157
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parents: 156
diff changeset
733 if (0 == err)
208
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diff changeset
734 diag_printf("Raw file loaded %p-%p, assumed entry at %p\n",
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diff changeset
735 (void *)base, (void *)end, (void*)base);
157
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parents: 156
diff changeset
736 } else {
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parents: 156
diff changeset
737 // Read initial header - to determine file [image] type
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parents: 156
diff changeset
738 for (i = 0; i < sizeof(type); i++) {
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parents: 156
diff changeset
739 if ((res = redboot_getc()) < 0) {
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parents: 156
diff changeset
740 err = getc_info.err;
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parents: 156
diff changeset
741 break;
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jlarmour
parents: 156
diff changeset
742 }
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parents: 156
diff changeset
743 type[i] = res;
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parents: 156
diff changeset
744 }
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parents: 156
diff changeset
745 if (res >= 0) {
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parents: 156
diff changeset
746 redboot_getc_rewind(); // Restore header to stream
132
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diff changeset
747 // Treat data as some sort of executable image
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diff changeset
748 if (strncmp(&type[1], "ELF", 3) == 0) {
208
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diff changeset
749 end = load_elf_image(redboot_getc, terminate, base);
132
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diff changeset
750 } else if ((type[0] == 'S') &&
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diff changeset
751 ((type[1] >= '0') && (type[1] <= '9'))) {
208
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diff changeset
752 end = load_srec_image(redboot_getc, terminate, base);
132
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diff changeset
753 } else {
182
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diff changeset
754 diag_printf("Unrecognized image type: 0x%lx\n", *(unsigned long *)type);
115
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jlarmour
parents:
diff changeset
755 }
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jlarmour
parents:
diff changeset
756 }
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jlarmour
parents:
diff changeset
757 }
174
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parents: 171
diff changeset
758
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jlarmour
parents: 171
diff changeset
759 switch (mode) {
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jlarmour
parents: 171
diff changeset
760 #ifdef CYGPKG_REDBOOT_DISK
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parents: 171
diff changeset
761 case MODE_DISK:
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jlarmour
parents: 171
diff changeset
762 disk_stream_close(&err);
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jlarmour
parents: 171
diff changeset
763 break;
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parents: 171
diff changeset
764 #endif
115
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jlarmour
parents:
diff changeset
765 #ifdef CYGPKG_REDBOOT_NETWORKING
174
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parents: 171
diff changeset
766 case MODE_TFTP:
115
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jlarmour
parents:
diff changeset
767 tftp_stream_close(&err);
174
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parents: 171
diff changeset
768 break;
115
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jlarmour
parents:
diff changeset
769 #endif
174
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diff changeset
770 default:
143
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diff changeset
771 xyzModem_stream_close(&err);
174
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parents: 171
diff changeset
772 break;
143
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parents: 132
diff changeset
773 }
208
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jlarmour
parents: 198
diff changeset
774 redboot_getc_close(); // Clean up
115
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jlarmour
parents:
diff changeset
775 return;
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jlarmour
parents:
diff changeset
776 }