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annotate lwlink/output.c @ 550:c71c80a3b280 lwtools-4.21

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Bump version in preparation for release
author William Astle <lost@l-w.ca>
date Sun, 23 Apr 2023 10:22:40 -0600
parents cde1a5a48636
children
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0
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1 /*
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2 output.c
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3 Copyright © 2009 William Astle
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4
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5 This file is part of LWLINK.
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6
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7 LWLINK is free software: you can redistribute it and/or modify it under the
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8 terms of the GNU General Public License as published by the Free Software
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9 Foundation, either version 3 of the License, or (at your option) any later
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10 version.
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11
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12 This program is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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15 more details.
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16
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17 You should have received a copy of the GNU General Public License along with
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18 this program. If not, see <http://www.gnu.org/licenses/>.
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19
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20
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21 Actually output the binary
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22 */
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23
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24 #include <stdio.h>
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25 #include <stdlib.h>
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26 #include <string.h>
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27
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28 #include "lwlink.h"
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29
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30 // this prevents warnings about not using the return value of fwrite()
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31 // and, theoretically, can be replaced with a function that handles things
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32 // better in the future
264
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33 //#define writebytes(s, l, c, f) do { int r; r = fwrite((s), (l), (c), (f)); (void)r; } while (0)
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34 #define writebytes(s, l, c, f) do { (void)(fwrite((s), (l), (c), (f)) && 1); } while (0)
0
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35
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36 void do_output_os9(FILE *of);
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37 void do_output_decb(FILE *of);
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38 void do_output_raw(FILE *of);
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39 void do_output_raw2(FILE *of);
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40 void do_output_lwex0(FILE *of);
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41 void do_output_srec(FILE *of);
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42 void do_output_ihex(FILE *of);
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43
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44 void do_output(void)
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45 {
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46 FILE *of;
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47
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48 of = fopen(outfile, "wb");
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49 if (!of)
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50 {
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51 fprintf(stderr, "Cannot open output file %s: ", outfile);
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52 perror("");
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53 exit(1);
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54 }
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55
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56 switch (outformat)
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57 {
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58 case OUTPUT_DECB:
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59 do_output_decb(of);
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60 break;
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61
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62 case OUTPUT_RAW:
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63 do_output_raw(of);
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64 break;
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65
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66 case OUTPUT_RAW2:
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67 do_output_raw2(of);
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68 break;
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69
0
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70 case OUTPUT_LWEX0:
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71 do_output_lwex0(of);
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72 break;
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73
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74 case OUTPUT_OS9:
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75 do_output_os9(of);
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76 break;
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77
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78 case OUTPUT_SREC:
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79 do_output_srec(of);
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80 break;
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81
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82 case OUTPUT_IHEX:
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83 do_output_ihex(of);
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84 break;
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85
0
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86 default:
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87 fprintf(stderr, "Unknown output format doing output!\n");
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88 exit(111);
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89 }
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90
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91 fclose(of);
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92 }
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93
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94 void do_output_decb(FILE *of)
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95 {
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96 int sn, sn2;
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97 int cloc, olen;
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98 unsigned char buf[5];
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99
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100 for (sn = 0; sn < nsects; sn++)
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101 {
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102 if (sectlist[sn].ptr -> flags & SECTION_BSS)
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103 {
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104 // no output for a BSS section
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105 continue;
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106 }
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107 if (sectlist[sn].ptr -> codesize == 0)
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108 {
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109 // don't generate output for a zero size section
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110 continue;
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111 }
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112
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113 // calculate the length of this output block
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114 cloc = sectlist[sn].ptr -> loadaddress;
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115 olen = 0;
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116 for (sn2 = sn; sn2 < nsects; sn2++)
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117 {
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118 // ignore BSS sections
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119 if (sectlist[sn2].ptr -> flags & SECTION_BSS)
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120 continue;
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121 // ignore zero length sections
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122 if (sectlist[sn2].ptr -> codesize == 0)
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123 continue;
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124 if (cloc != sectlist[sn2].ptr -> loadaddress)
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125 break;
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126 olen += sectlist[sn2].ptr -> codesize;
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127 cloc += sectlist[sn2].ptr -> codesize;
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128 }
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129
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130 // write a preamble
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131 buf[0] = 0x00;
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132 buf[1] = olen >> 8;
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133 buf[2] = olen & 0xff;
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134 buf[3] = sectlist[sn].ptr -> loadaddress >> 8;
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135 buf[4] = sectlist[sn].ptr -> loadaddress & 0xff;
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136 writebytes(buf, 1, 5, of);
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137 for (; sn < sn2; sn++)
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diff changeset
138 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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139 if (sectlist[sn].ptr -> flags & SECTION_BSS)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff changeset
140 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
141 if (sectlist[sn].ptr -> codesize == 0)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff changeset
142 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
143 writebytes(sectlist[sn].ptr -> code, 1, sectlist[sn].ptr -> codesize, of);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff changeset
144 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
145 sn--;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
146 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
147 // write a postamble
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
148 buf[0] = 0xff;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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149 buf[1] = 0x00;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
150 buf[2] = 0x00;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
151 buf[3] = linkscript.execaddr >> 8;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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152 buf[4] = linkscript.execaddr & 0xff;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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153 writebytes(buf, 1, 5, of);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff changeset
154 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
155
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff changeset
156 void do_output_raw(FILE *of)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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157 {
523
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
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parents: 425
diff changeset
158 int sn;
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
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parents: 425
diff changeset
159
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
William Astle <lost@l-w.ca>
parents: 425
diff changeset
160
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
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parents: 425
diff changeset
161 for (sn = 0; sn < nsects; sn++)
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
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parents: 425
diff changeset
162 {
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
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parents: 425
diff changeset
163 if (sectlist[sn].ptr -> flags & SECTION_BSS)
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
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parents: 425
diff changeset
164 {
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
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parents: 425
diff changeset
165 // no output for a BSS section
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
William Astle <lost@l-w.ca>
parents: 425
diff changeset
166 continue;
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
William Astle <lost@l-w.ca>
parents: 425
diff changeset
167 }
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
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parents: 425
diff changeset
168 writebytes(sectlist[sn].ptr -> code, 1, sectlist[sn].ptr -> codesize, of);
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
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parents: 425
diff changeset
169 }
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
William Astle <lost@l-w.ca>
parents: 425
diff changeset
170 }
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
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parents: 425
diff changeset
171
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
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parents: 425
diff changeset
172 void do_output_raw2(FILE *of)
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
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parents: 425
diff changeset
173 {
0
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parents:
diff changeset
174 int nskips = 0; // used to output blanks for BSS inline
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
175 int sn;
523
1744f2d1a821 Change behaviour of --format=raw; old behaviour kept for --format=raw2
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parents: 425
diff changeset
176
0
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff changeset
177
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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178 for (sn = 0; sn < nsects; sn++)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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179 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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180 if (sectlist[sn].ptr -> flags & SECTION_BSS)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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181 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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182 // no output for a BSS section
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
183 nskips += sectlist[sn].ptr -> codesize;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
184 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff changeset
185 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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186 while (nskips > 0)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
187 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
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188 // the "" is not an error - it turns into a single NUL byte!
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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189 writebytes("", 1, 1, of);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
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190 nskips--;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff changeset
191 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
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diff changeset
192 writebytes(sectlist[sn].ptr -> code, 1, sectlist[sn].ptr -> codesize, of);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
193 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
194 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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195
344
55c1f9a321e9 Add S-record output support to lwlink
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diff changeset
196 void do_output_srec(FILE *of)
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
197 {
55c1f9a321e9 Add S-record output support to lwlink
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diff changeset
198 const int SRECLEN = 16;
55c1f9a321e9 Add S-record output support to lwlink
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diff changeset
199
55c1f9a321e9 Add S-record output support to lwlink
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diff changeset
200 int sn;
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
201 int remainingcodebytes;
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
202
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
203 int codeaddr;
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
204 int i;
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
205 int recaddr = 0;
55c1f9a321e9 Add S-record output support to lwlink
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diff changeset
206 int recdlen = 0;
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
207 int recsum;
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
208 int reccnt = -1;
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
209 unsigned char* sectcode;
55c1f9a321e9 Add S-record output support to lwlink
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diff changeset
210 // no header yet; unnecessary
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
211
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
212 for (sn = 0; sn < nsects; sn++) // check all sections
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
213 {
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
214 if (sectlist[sn].ptr -> flags & SECTION_BSS) // ignore BSS sections
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
215 continue;
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
216 if (sectlist[sn].ptr -> codesize == 0) // ignore empty sections
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
217 continue;
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
218
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
219 recaddr = sectlist[sn].ptr -> loadaddress;
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
220 remainingcodebytes = sectlist[sn].ptr -> codesize;
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
221 sectcode = sectlist[sn].ptr -> code;
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
222
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
223 while (remainingcodebytes)
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
224 {
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
225 recdlen = (SRECLEN>remainingcodebytes)?remainingcodebytes:SRECLEN;
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
226 recsum = recdlen + 3;
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
227 codeaddr = recaddr - sectlist[sn].ptr -> loadaddress;
425
9f0448022f1f Fix address overflows in SREC and IHEX file formats
William Astle <lost@l-w.ca>
parents: 344
diff changeset
228 fprintf(of, "S1%02X%04X", recdlen + 3, recaddr & 0xffff);
344
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
229 for (i = 0; i < recdlen; i++)
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
230 {
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
231 fprintf(of, "%02X", sectcode[codeaddr+i]);
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
232 recsum += sectcode[codeaddr+i];
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
233 }
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
234 recsum += (recaddr >> 8) & 0xFF;
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
235 recsum += recaddr & 0xFF;
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
236 fprintf(of, "%02X\r\n", (unsigned char)(~recsum));
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
237 reccnt += 1;
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
238 remainingcodebytes -= recdlen;
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
239 recaddr += recdlen;
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
240 }
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
241 }
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
242 // S9 record as a footer to inform about start addr
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
243 recsum = 3;
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
244 recsum += (linkscript.execaddr >> 8) & 0xFF;
55c1f9a321e9 Add S-record output support to lwlink
William Astle <lost@l-w.ca>
parents: 320
diff changeset
245 recsum += linkscript.execaddr & 0xFF;
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
246 fprintf(of,"S903%04X%02X\r\n",linkscript.execaddr,(unsigned char)(~recsum));
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
247 }
55c1f9a321e9 Add S-record output support to lwlink
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parents: 320
diff changeset
248
548
cde1a5a48636 Add IHEX output format to lwlink
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parents: 523
diff changeset
249 void do_output_ihex(FILE *of)
cde1a5a48636 Add IHEX output format to lwlink
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parents: 523
diff changeset
250 {
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
251 const int IRECLEN = 16;
cde1a5a48636 Add IHEX output format to lwlink
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parents: 523
diff changeset
252
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
253 int sn;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
254 int remainingcodebytes;
cde1a5a48636 Add IHEX output format to lwlink
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parents: 523
diff changeset
255
cde1a5a48636 Add IHEX output format to lwlink
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parents: 523
diff changeset
256 int codeaddr;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
257 int i;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
258 int recaddr = 0;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
259 int recdlen = 0;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
260 int recsum;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
261 int reccnt = -1;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
262 unsigned char* sectcode;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
263 // no header yet; unnecessary
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
264
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
265 for (sn = 0; sn < nsects; sn++) // check all sections
cde1a5a48636 Add IHEX output format to lwlink
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parents: 523
diff changeset
266 {
cde1a5a48636 Add IHEX output format to lwlink
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parents: 523
diff changeset
267 if (sectlist[sn].ptr -> flags & SECTION_BSS) // ignore BSS sections
cde1a5a48636 Add IHEX output format to lwlink
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parents: 523
diff changeset
268 continue;
cde1a5a48636 Add IHEX output format to lwlink
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parents: 523
diff changeset
269 if (sectlist[sn].ptr -> codesize == 0) // ignore empty sections
cde1a5a48636 Add IHEX output format to lwlink
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parents: 523
diff changeset
270 continue;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
271
cde1a5a48636 Add IHEX output format to lwlink
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parents: 523
diff changeset
272 recaddr = sectlist[sn].ptr -> loadaddress;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
273 remainingcodebytes = sectlist[sn].ptr -> codesize;
cde1a5a48636 Add IHEX output format to lwlink
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parents: 523
diff changeset
274 sectcode = sectlist[sn].ptr -> code;
cde1a5a48636 Add IHEX output format to lwlink
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parents: 523
diff changeset
275
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
276 while (remainingcodebytes)
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
277 {
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
278 recdlen = (IRECLEN>remainingcodebytes)?remainingcodebytes:IRECLEN;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
279 recsum = recdlen;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
280 codeaddr = recaddr - sectlist[sn].ptr -> loadaddress;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
281 fprintf(of, ":%02X%04X00", recdlen, recaddr & 0xffff);
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
282 for (i = 0; i < recdlen; i++)
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
283 {
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
284 fprintf(of, "%02X", sectcode[codeaddr+i]);
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
285 recsum += sectcode[codeaddr+i];
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
286 }
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
287 recsum += (recaddr >> 8) & 0xFF;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
288 recsum += recaddr & 0xFF;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
289 fprintf(of, "%02X\r\n", (unsigned char)(256 - recsum));
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
290 reccnt += 1;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
291 remainingcodebytes -= recdlen;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
292 recaddr += recdlen;
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
293 }
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
294 }
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
295 if (reccnt > 0)
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
296 {
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
297 fprintf(of, ":00%04X01FF\r\n", linkscript.execaddr);
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
298 }
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
299 }
cde1a5a48636 Add IHEX output format to lwlink
William Astle <lost@l-w.ca>
parents: 523
diff changeset
300
0
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
301 void do_output_lwex0(FILE *of)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
302 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
303 int nskips = 0; // used to output blanks for BSS inline
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
304 int sn;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
305 int codedatasize = 0;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
306 unsigned char buf[32];
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
307
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
308 // calculate items for the file header
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
309 for (sn = 0; sn < nsects; sn++)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
310 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
311 if (sectlist[sn].ptr -> flags & SECTION_BSS)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
312 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
313 // no output for a BSS section
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
314 nskips += sectlist[sn].ptr -> codesize;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
315 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
316 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
317 codedatasize += nskips;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
318 nskips = 0;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
319 codedatasize += sectlist[sn].ptr -> codesize;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
320 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
321
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
322 // output the file header
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
323 buf[0] = 'L';
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
324 buf[1] = 'W';
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
325 buf[2] = 'E';
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
326 buf[3] = 'X';
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
327 buf[4] = 0; // version 0
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
328 buf[5] = 0; // low stack
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
329 buf[6] = linkscript.stacksize / 256;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
330 buf[7] = linkscript.stacksize & 0xff;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
331 buf[8] = nskips / 256;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
332 buf[9] = nskips & 0xff;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
333 buf[10] = codedatasize / 256;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
334 buf[11] = codedatasize & 0xff;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
335 buf[12] = linkscript.execaddr / 256;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
336 buf[13] = linkscript.execaddr & 0xff;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
337 memset(buf + 14, 0, 18);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
338
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
339 writebytes(buf, 1, 32, of);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
340 // output the data
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
341 // NOTE: disjoint load addresses will not work correctly!!!!!
180
11b710d231bd Fixed bug handling bss in lwex
lost@l-w.ca
parents: 151
diff changeset
342 nskips = 0;
0
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
343 for (sn = 0; sn < nsects; sn++)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
344 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
345 if (sectlist[sn].ptr -> flags & SECTION_BSS)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
346 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
347 // no output for a BSS section
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
348 nskips += sectlist[sn].ptr -> codesize;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
349 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
350 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
351 while (nskips > 0)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
352 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
353 // the "" is not an error - it turns into a single NUL byte!
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
354 writebytes("", 1, 1, of);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
355 nskips--;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
356 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
357 writebytes(sectlist[sn].ptr -> code, 1, sectlist[sn].ptr -> codesize, of);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
358 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
359 }
148
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
360
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
361 void os9crc(unsigned char crc[3], unsigned char b)
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
362 {
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
363 b ^= crc[0];
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
364 crc[0] = crc[1];
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
365 crc[1] = crc[2];
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
366 crc[1] ^= b >> 7;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
367 crc[2] = b << 1;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
368 crc[1] ^= b >> 2;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
369 crc[2] ^= b << 6;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
370 b ^= b << 1;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
371 b ^= b << 2;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
372 b ^= b << 4;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
373 if (b & 0x80)
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
374 {
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
375 crc[0] ^= 0x80;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
376 crc[2] ^= 0x21;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
377 }
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
378 }
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
379
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
380
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
381 void do_output_os9(FILE *of)
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
382 {
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
383 int sn;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
384 int codedatasize = 0;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
385 int bsssize = 0;
151
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
386 int nameoff;
148
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
387 int i;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
388
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
389 unsigned char buf[16];
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
390 unsigned char crc[3];
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
391
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
392 // calculate items for the file header
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
393 for (sn = 0; sn < nsects; sn++)
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
394 {
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
395 if (sectlist[sn].ptr -> flags & SECTION_BSS)
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
396 {
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
397 // no output for a BSS section
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
398 bsssize += sectlist[sn].ptr -> codesize;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
399 continue;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
400 }
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
401 codedatasize += sectlist[sn].ptr -> codesize;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
402 }
258
ebda5c96665e Improved stack handling for os9 target in lwlink
William Astle <lost@l-w.ca>
parents: 180
diff changeset
403 bsssize += linkscript.stacksize;
148
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
404
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
405 // now bss size is the data size for the module
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
406 // and codesize is the length of the module minus the module header
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
407 // and CRC
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
408
151
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
409 codedatasize += 13; // add in headers
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
410 nameoff = codedatasize; // we'll put the name at the end
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
411 codedatasize += 3; // add in CRC
148
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
412 codedatasize += strlen(linkscript.name); // add in name length
262
7de7b14ebaee Add support for os9 module edition byte
William Astle <lost@l-w.ca>
parents: 258
diff changeset
413 if (linkscript.edition >= 0)
7de7b14ebaee Add support for os9 module edition byte
William Astle <lost@l-w.ca>
parents: 258
diff changeset
414 codedatasize += 1;
148
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
415
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
416 // output the file header
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
417 buf[0] = 0x87;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
418 buf[1] = 0xCD;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
419 buf[2] = (codedatasize >> 8) & 0xff;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
420 buf[3] = codedatasize & 0xff;
151
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
421 buf[4] = (nameoff >> 8) & 0xff;
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
422 buf[5] = nameoff & 0xff;
148
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
423 buf[6] = (linkscript.modtype << 4) | (linkscript.modlang);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
424 buf[7] = (linkscript.modattr << 4) | (linkscript.modrev);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
425 buf[8] = (~(buf[0] ^ buf[1] ^ buf[2] ^ buf[3] ^ buf[4] ^ buf[5] ^ buf[6] ^ buf[7])) & 0xff;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
426 buf[9] = (linkscript.execaddr >> 8) & 0xff;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
427 buf[10] = linkscript.execaddr & 0xff;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
428 buf[11] = (bsssize >> 8) & 0xff;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
429 buf[12] = bsssize & 0xff;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
430
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
431 crc[0] = 0xff;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
432 crc[1] = 0xff;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
433 crc[2] = 0xff;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
434
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
435 os9crc(crc, buf[0]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
436 os9crc(crc, buf[1]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
437 os9crc(crc, buf[2]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
438 os9crc(crc, buf[3]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
439 os9crc(crc, buf[4]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
440 os9crc(crc, buf[5]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
441 os9crc(crc, buf[6]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
442 os9crc(crc, buf[7]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
443 os9crc(crc, buf[8]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
444 os9crc(crc, buf[9]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
445 os9crc(crc, buf[10]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
446 os9crc(crc, buf[11]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
447 os9crc(crc, buf[12]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
448
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
449
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
450 writebytes(buf, 1, 13, of);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
451
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
452 // output the data
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
453 // NOTE: disjoint load addresses will not work correctly!!!!!
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
454 for (sn = 0; sn < nsects; sn++)
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
455 {
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
456 if (sectlist[sn].ptr -> flags & SECTION_BSS)
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
457 {
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
458 // no output for a BSS section
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
459 continue;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
460 }
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
461 writebytes(sectlist[sn].ptr -> code, 1, sectlist[sn].ptr -> codesize, of);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
462 for (i = 0; i < sectlist[sn].ptr -> codesize; i++)
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
463 os9crc(crc, sectlist[sn].ptr -> code[i]);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
464 }
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
465
151
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
466 // output the name
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
467 for (i = 0; linkscript.name[i + 1]; i++)
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
468 {
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
469 writebytes(linkscript.name + i, 1, 1, of);
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
470 os9crc(crc, linkscript.name[i]);
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
471 }
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
472 buf[0] = linkscript.name[i] | 0x80;
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
473 writebytes(buf, 1, 1, of);
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
474 os9crc(crc, buf[0]);
3b58d76ea032 Fix up some minor thinkos in handling the module layout and header
lost@l-w.ca
parents: 148
diff changeset
475
262
7de7b14ebaee Add support for os9 module edition byte
William Astle <lost@l-w.ca>
parents: 258
diff changeset
476 if (linkscript.edition >= 0)
7de7b14ebaee Add support for os9 module edition byte
William Astle <lost@l-w.ca>
parents: 258
diff changeset
477 {
320
a640ff4ed95f Fix dumbosity in outputting the edition byte in os9 target
William Astle <lost@l-w.ca>
parents: 264
diff changeset
478 buf[0] = linkscript.edition & 0xff;
262
7de7b14ebaee Add support for os9 module edition byte
William Astle <lost@l-w.ca>
parents: 258
diff changeset
479 writebytes(buf, 1, 1, of);
7de7b14ebaee Add support for os9 module edition byte
William Astle <lost@l-w.ca>
parents: 258
diff changeset
480 os9crc(crc, buf[0]);
7de7b14ebaee Add support for os9 module edition byte
William Astle <lost@l-w.ca>
parents: 258
diff changeset
481 }
7de7b14ebaee Add support for os9 module edition byte
William Astle <lost@l-w.ca>
parents: 258
diff changeset
482
148
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
483 crc[0] ^= 0xff;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
484 crc[1] ^= 0xff;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
485 crc[2] ^= 0xff;
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
486 writebytes(crc, 1, 3, of);
08fb11004df9 Initial pass at OS9 module support for lwlink
lost@l-w.ca
parents: 0
diff changeset
487 }