FreeCalypso > hg > freecalypso-tools
annotate loadtools/flutil.c @ 616:4be92bcd1535
fc-loadtool: added operation time reporting to flash erase
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 25 Feb 2020 02:43:05 +0000 |
parents | 0dd2c87c1b63 |
children | ba9523ca6ed8 |
rev | line source |
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0
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1 /* |
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2 * Miscellaneous utility functions for flash support |
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3 */ |
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4 |
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5 #include <sys/types.h> |
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6 #include <stdio.h> |
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7 #include <stdint.h> |
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8 #include <stdlib.h> |
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9 #include "flash.h" |
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10 |
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11 extern struct flash_bank_info flash_bank_info[2]; |
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12 |
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13 get_flash_sector_table(bank) |
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14 { |
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15 struct flash_bank_info *bi; |
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16 struct flash_geom *geom; |
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17 struct flash_region_desc *reg; |
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18 struct sector_info *sp; |
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19 uint32_t offset; |
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20 int nr, i; |
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21 |
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22 bi = flash_bank_info + bank; |
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23 if (bi->sectors) |
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24 return(0); |
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25 i = flash_detect(bank, 0); |
0
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26 if (i < 0) |
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27 return(i); |
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28 geom = bi->geom; |
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29 sp = (struct sector_info *) malloc(sizeof(struct sector_info) |
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30 * (geom->total_sectors + 1)); |
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31 if (!sp) { |
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32 fprintf(stderr, |
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33 "unable to malloc buffer for flash bank %d sector table\n", |
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34 bank); |
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35 return(-1); |
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36 } |
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37 bi->sectors = sp; |
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38 /* now fill it */ |
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39 offset = 0; |
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40 for (nr = 0; nr < geom->nregions; nr++) { |
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41 reg = geom->regions + nr; |
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42 for (i = 0; i < reg->nsectors; i++) { |
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43 sp->start = offset; |
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44 sp->size = reg->sector_size; |
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45 sp++; |
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46 offset += reg->sector_size; |
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47 } |
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48 } |
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49 /* sanity checks */ |
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50 if (sp - bi->sectors != geom->total_sectors) { |
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51 fprintf(stderr, |
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52 "BUG in get_flash_sector_table(): wrong # of sectors at the end\n"); |
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53 abort(); |
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54 } |
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55 if (offset != geom->total_size) { |
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56 fprintf(stderr, |
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57 "BUG in get_flash_sector_table(): wrong offset at the end\n"); |
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58 abort(); |
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59 } |
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60 /* finish */ |
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61 sp->start = 0; |
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62 sp->size = 0; |
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63 return(0); |
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64 } |
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65 |
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66 flashcmd_sectors(argc, argv, bank) |
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67 char **argv; |
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68 { |
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69 struct flash_bank_info *bi; |
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70 struct sector_info *sp; |
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71 |
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72 if (argc > 2) { |
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73 fprintf(stderr, "error: too many arguments\n"); |
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74 return(-1); |
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75 } |
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76 if (get_flash_sector_table(bank) < 0) |
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77 return(-1); |
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78 bi = flash_bank_info + bank; |
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79 printf("%u sectors in flash bank %d:\n", bi->geom->total_sectors, bank); |
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80 printf("Offset Size\n"); |
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81 for (sp = bi->sectors; sp->size; sp++) |
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82 printf("%08lX %lx\n", (u_long) sp->start, (u_long) sp->size); |
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83 return(0); |
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84 } |
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85 |
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86 get_flash_sector_range(bi, useroff, userlen, startp, endp) |
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87 struct flash_bank_info *bi; |
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88 u_long useroff, userlen; |
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89 struct sector_info **startp, **endp; |
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90 { |
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91 struct sector_info *sp; |
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92 uint32_t remlen; |
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93 |
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94 for (sp = bi->sectors; sp->size; sp++) |
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95 if (sp->start == useroff) |
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96 break; |
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97 if (!sp->size) { |
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98 fprintf(stderr, |
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99 "error: specified offset not aligned to a flash sector boundary\n"); |
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100 return(-1); |
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101 } |
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102 *startp = sp; |
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103 for (remlen = userlen; remlen; ) { |
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104 if (remlen < sp->size) { |
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105 fprintf(stderr, |
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106 "error: specified length not aligned to a flash sector boundary\n"); |
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107 return(-1); |
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108 } |
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109 remlen -= sp->size; |
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110 sp++; |
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111 } |
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112 *endp = sp; |
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113 return(0); |
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114 } |
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115 |
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116 build_flashw_hex_string(bin, strbuf, nwords, m0src) |
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117 u_char *bin; |
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118 char *strbuf; |
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119 int nwords, m0src; |
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120 { |
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121 int i; |
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122 u_char *dp; |
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123 char *s; |
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124 |
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125 for (dp = bin, s = strbuf, i = 0; i < nwords; dp += 2, s += 4, i++) { |
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126 if (m0src) |
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127 sprintf(s, "%02X%02X", dp[0], dp[1]); |
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128 else |
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129 sprintf(s, "%02X%02X", dp[1], dp[0]); |
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130 } |
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131 *s = '\0'; |
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132 } |