FreeCalypso > hg > ueda-linux

annotate ueda/libueda/pinouts.c @ 105:1629fff165fb

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SC75A.fp: created based on E-Sample version, with simplified silk courtyard
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 02 Oct 2019 05:12:36 +0000
parents c91e7a30fab3
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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parents:
diff changeset
1 /*
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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2 * Pinout handling functions
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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3 */
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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4
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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5 #include <ctype.h>
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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6 #include <stdio.h>
2
c91e7a30fab3 ueda/libueda Linuxified
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parents: 0
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7 #include <stdlib.h>
c91e7a30fab3 ueda/libueda Linuxified
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8 #include <string.h>
0
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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9 #include <strings.h>
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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10 #include "mcl.h"
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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11 #include "pinouts.h"
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12
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13 extern char *copystr();
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14
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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15 extern struct component components[];
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16 extern int ncomponents;
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17
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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18 extern char *get_comp_attr();
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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19 extern FILE *find_symlib_file();
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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20 extern char sought_libfile_fullpath[];
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21
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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22 struct pinout_def *
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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23 read_pinout_file(filename)
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24 char *filename;
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25 {
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26 FILE *f;
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27 char line[1024];
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28 int lineno;
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29 struct pinout_def *head, **tailp;
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30 register struct pinout_def *pin;
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31 register char *cp;
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32 char *pinname, *pinnumber;
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33
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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34 f = find_symlib_file(filename, NULL);
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35 if (!f) {
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36 fprintf(stderr, "Cannot find pinout file %s\n", filename);
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37 exit(1);
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38 }
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39
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40 head = NULL;
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41 tailp = &head;
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42 for (lineno = 1; fgets(line, sizeof line, f); lineno++) {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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43 for (cp = line; isspace(*cp); cp++)
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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44 ;
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45 if (*cp == '\0' || *cp == '#')
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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46 continue;
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47 if (!isgraph(*cp)) {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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48 syntaxerr: fprintf(stderr, "%s: line %d: syntax error\n",
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49 sought_libfile_fullpath, lineno);
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50 exit(1);
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51 }
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52 for (pinname = cp; isgraph(*cp); cp++)
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53 ;
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54 if (!isspace(*cp))
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55 goto syntaxerr;
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56 *cp++ = '\0';
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57 while (isspace(*cp))
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58 cp++;
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59 if (!isgraph(*cp) || *cp == '#')
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60 goto syntaxerr;
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61 for (pinnumber = cp; isgraph(*cp); cp++)
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62 ;
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63 if (isspace(*cp))
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64 *cp++ = '\0';
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65 else if (*cp)
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66 goto syntaxerr;
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67 pin = (struct pinout_def *) malloc(sizeof(struct pinout_def));
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68 if (!pin) {
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69 perror("malloc");
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70 exit(1);
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71 }
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72 pin->pinname = copystr(pinname);
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73 pin->pinnumber = copystr(pinnumber);
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74 pin->next = NULL;
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75 *tailp = pin;
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76 tailp = &pin->next;
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77 }
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78 fclose(f);
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79
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80 if (!head) {
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81 fprintf(stderr, "%s: empty pinout file\n",
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82 sought_libfile_fullpath);
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83 exit(1);
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84 }
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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85 return(head);
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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86 }
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87
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88 /*
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89 * We implement an optimisation: when we read all pinouts into core in
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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90 * read_pinouts(), we cache them by name so that we don't have to re-read
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91 * and re-parse the same pinout files multiple times for multiple components.
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92 * The caching array is local to read_pinouts() and limited by MAX_PINOUTS.
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93 * If that limit is exceeded, caching will stop but we'll continue reading
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94 * pinouts, i.e., only the optimisation will be lost.
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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parents:
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95 */
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96
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97 #define MAX_PINOUTS 128
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98
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99 read_pinouts()
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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100 {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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diff changeset
101 char *pinout_file_names[MAX_PINOUTS];
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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102 struct pinout_def *parsed_pinouts[MAX_PINOUTS];
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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103 int cached_pinouts, i;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
104 register struct component *comp;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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105 register char *pinout_file;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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106 register struct pinout_def *parsed_pinout;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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diff changeset
107 register int j;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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108
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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109 for (cached_pinouts = i = 0, comp = components; i < ncomponents;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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110 comp++, i++) {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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parents:
diff changeset
111 pinout_file = get_comp_attr(comp, "pinout");
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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parents:
diff changeset
112 if (!pinout_file)
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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113 continue;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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114 for (j = 0; j < cached_pinouts; j++)
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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115 if (!strcmp(pinout_file_names[j], pinout_file)) {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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116 comp->pinout = parsed_pinouts[j];
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diff changeset
117 continue;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
118 }
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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parents:
diff changeset
119 parsed_pinout = read_pinout_file(pinout_file);
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120 comp->pinout = parsed_pinout;
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diff changeset
121 if (cached_pinouts < MAX_PINOUTS) {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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diff changeset
122 pinout_file_names[cached_pinouts] = pinout_file;
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diff changeset
123 parsed_pinouts[cached_pinouts] = parsed_pinout;
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124 cached_pinouts++;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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parents:
diff changeset
125 }
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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126 }
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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127 return(0);
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128 }
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129
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130 char *
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131 pinname_to_pinnumber(comp, pinname, slot)
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132 struct component *comp;
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133 char *pinname, *slot;
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134 {
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135 char strbuf[512];
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Space Falcon <falcon@ivan.Harhan.ORG>
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136 register char *searchkey;
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Space Falcon <falcon@ivan.Harhan.ORG>
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137 register struct pinout_def *pin;
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138
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139 pin = comp->pinout;
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Space Falcon <falcon@ivan.Harhan.ORG>
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140 if (!pin) {
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141 fprintf(stderr, "%s has no pinout\n", comp->name);
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142 return(NULL);
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143 }
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Space Falcon <falcon@ivan.Harhan.ORG>
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144 if (slot) {
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145 sprintf(strbuf, "%s:%s", pinname, slot);
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Space Falcon <falcon@ivan.Harhan.ORG>
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146 searchkey = strbuf;
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147 } else
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148 searchkey = pinname;
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149 for (; pin; pin = pin->next)
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150 if (!strcmp(pin->pinname, searchkey))
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151 return(pin->pinnumber);
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152 fprintf(stderr, "%s: no pin named %s\n", comp->name, searchkey);
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Space Falcon <falcon@ivan.Harhan.ORG>
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153 return(NULL);
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154 }