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fc-shell TCH DL handler: add support for CSD modes TCH DL capture mechanism in FC Tourmaline firmware has been extended to support CSD modes in addition to speech - add the necessary support on the host tools side. It needs to be noted that this mechanism in its present state does NOT provide the debug utility value that was sought: as we learned only after the code was implemented, TI's DSP has a misfeature in that the buffer we are reading (a_dd_0[]) is zeroed out when the IDS block is enabled, i.e., we are reading all zeros and not the real DL bits we were after. But since the code has already been written, we are keeping it - perhaps we can do some tests with IDS disabled.
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 26 Nov 2024 06:27:43 +0000
parents 12ae93940467
children
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rev   line source
705
12ae93940467 tiffs-mkfs program written, compiles
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1 #include <sys/types.h>
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2 #include <sys/param.h>
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3 #include <sys/stat.h>
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4 #include <dirent.h>
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5 #include <stdio.h>
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6 #include <stdint.h>
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7 #include <stdlib.h>
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8 #include <string.h>
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9 #include <strings.h>
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10 #include <unistd.h>
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11 #include "struct.h"
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12 #include "globals.h"
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13
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14 void
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15 read_dir_level(dto, srcpath, depth)
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16 struct tree_object *dto;
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17 char *srcpath;
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18 {
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19 DIR *rdd;
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20 struct dirent *dirent;
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21 char hostpath_child[MAXPATHLEN];
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22 struct stat hst;
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23 struct tree_object *cto;
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24 unsigned nchildren;
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25
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26 dto->is_dir = 1;
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27 rdd = opendir(srcpath);
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28 if (!rdd) {
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29 perror(srcpath);
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30 exit(1);
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31 }
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32 nchildren = 0;
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33 while (dirent = readdir(rdd)) {
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34 if (dirent->d_name[0] == '.')
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35 continue;
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36 if (strlen(dirent->d_name) > MAX_FN_COMPONENT) {
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37 fprintf(stderr,
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38 "error: \"%s\" in %s exceeds the FFS component name limit\n",
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39 dirent->d_name, srcpath);
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40 exit(1);
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41 }
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42 if (nchildren >= MAX_DIR_ENTRIES) {
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43 fprintf(stderr, "error: %s has too many children\n",
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44 srcpath);
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45 exit(1);
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46 }
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47 cto = malloc(sizeof(struct tree_object));
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48 if (!cto) {
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49 perror("malloc of struct tree_object");
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50 exit(1);
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51 }
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52 strcpy(cto->name, dirent->d_name);
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53 dto->u.d.children[nchildren++] = cto;
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54 if (strlen(srcpath) + strlen(dirent->d_name) + 2 >
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55 sizeof hostpath_child) {
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56 fprintf(stderr,
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57 "error: host side pathname buffer overflow\n");
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58 exit(1);
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59 }
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60 sprintf(hostpath_child, "%s/%s", srcpath, dirent->d_name);
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61 if (lstat(hostpath_child, &hst) < 0) {
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62 perror(hostpath_child);
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63 exit(1);
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64 }
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65 switch (hst.st_mode & S_IFMT) {
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66 case S_IFREG:
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67 cto->is_dir = 0;
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68 strcpy(cto->u.f.host_pathname, hostpath_child);
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69 break;
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70 case S_IFDIR:
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71 if (depth >= MAX_DIR_NEST-1) {
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72 fprintf(stderr,
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73 "error: directory nesting too deep at %s\n",
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74 hostpath_child);
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75 exit(1);
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76 }
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77 read_dir_level(cto, hostpath_child, depth + 1);
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78 break;
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79 default:
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80 fprintf(stderr,
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81 "error: %s is neither a regular file nor a directory\n",
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82 hostpath_child);
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83 exit(1);
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84 }
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85 }
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86 closedir(rdd);
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87 dto->u.d.nchildren = nchildren;
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88 }
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89
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90 static int
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91 compare_func(p1, p2)
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92 struct tree_object **p1, **p2;
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93 {
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94 return strcmp((*p1)->name, (*p2)->name);
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95 }
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96
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97 void
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98 sort_dir_level(dto)
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99 struct tree_object *dto;
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100 {
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101 unsigned n;
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102 struct tree_object *cto;
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103
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104 if (dto->u.d.nchildren > 1)
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105 qsort(dto->u.d.children, dto->u.d.nchildren,
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106 sizeof(struct tree_object *), compare_func);
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107 for (n = 0; n < dto->u.d.nchildren; n++) {
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108 cto = dto->u.d.children[n];
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109 if (cto->is_dir)
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110 sort_dir_level(cto);
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111 }
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112 }