FreeCalypso > hg > freecalypso-tools

annotate target-utils/dspdump/dumpops.c @ 921:74d284add54d

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fc-fsio: guard against bogus readdir results from the target If the FFS being operated on contains SE K2x0 extended filenames, readdir will return strings that are bad for printing. We need to guard against this possibility, and also against possible other bogosity that could be sent by other alien firmwares.
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 31 Dec 2022 22:55:23 +0000
parents 451d8b545b11
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
540
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1 #include <sys/types.h>
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2 #include "types.h"
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3 #include "leadapi.h"
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4
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5 void
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6 cmd_dump(argbulk)
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7 char *argbulk;
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8 {
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9 char *argv[4];
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10 u_long mode, addr, len;
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11 int rc;
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12 volatile u16 *api;
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13 unsigned n;
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14
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15 if (parse_args(argbulk, 3, 3, argv, 0) < 0)
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16 return;
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17 if (parse_hexarg(argv[0], 4, &mode) < 0) {
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18 printf("ERROR: mode must be a valid 16-bit hex value\n");
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19 return;
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20 }
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21 if (parse_hexarg(argv[1], 8, &addr) < 0) {
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22 printf("ERROR: addr must be a valid 32-bit hex value\n");
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23 return;
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24 }
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25 if (parse_hexarg(argv[2], 4, &len) < 0) {
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26 printf("ERROR: len must be a valid 16-bit hex value\n");
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27 return;
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28 }
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29 rc = boot_dsp_dump_agent();
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30 if (rc < 0)
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31 return; /* error msg already printed */
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32 rc = dsp_read_op((u16)mode, (u32)addr, (u16)len);
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33 if (rc < 0) {
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34 printf("ERROR: DSP timeout on read operation\n");
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35 return;
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36 }
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37 api = (volatile u16 *) APIF_ADDR;
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38 for (n = 0; n < len; n++)
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39 printf("%04X\n", *api++);
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40 }
542
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41
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42 dump_large_section(mode, addr, len)
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43 u16 mode;
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44 u32 addr, len;
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45 {
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46 u32 chunk, remain, n;
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47 volatile u16 *api;
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48 int rc;
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49
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50 for (remain = len; remain; remain -= chunk) {
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51 chunk = remain;
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52 if (chunk > MAX_BLOCK_SIZE)
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53 chunk = MAX_BLOCK_SIZE;
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54 rc = dsp_read_op(mode, addr, chunk);
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55 if (rc < 0) {
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56 printf("ERROR: DSP timeout on read operation\n");
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57 return(rc);
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58 }
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59 api = (volatile u16 *) APIF_ADDR;
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60 for (n = chunk; n; n--) {
542
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61 if (!(addr & 0xF))
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62 printf("%05x : ", addr);
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63 printf("%04x%c", *api++, ((addr&15)==15)?'\n':' ');
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64 addr++;
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65 }
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66 }
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67 putchar('\n');
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68 return(0);
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69 }
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70
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71 void
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72 cmd_bigdump(argbulk)
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73 char *argbulk;
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74 {
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75 char *argv[4];
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76 u_long mode, addr, len;
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77 int rc;
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78
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79 if (parse_args(argbulk, 3, 3, argv, 0) < 0)
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80 return;
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81 if (parse_hexarg(argv[0], 4, &mode) < 0) {
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82 printf("ERROR: mode must be a valid 16-bit hex value\n");
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83 return;
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84 }
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85 if (parse_hexarg(argv[1], 8, &addr) < 0) {
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86 printf("ERROR: addr must be a valid 32-bit hex value\n");
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87 return;
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88 }
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89 if (parse_hexarg(argv[2], 8, &len) < 0) {
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90 printf("ERROR: len must be a valid 32-bit hex value\n");
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91 return;
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92 }
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93 rc = boot_dsp_dump_agent();
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94 if (rc < 0)
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95 return; /* error msg already printed */
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96 dump_large_section((u16)mode, (u32)addr, (u32)len);
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97 }
544
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98
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99 static struct rom_section {
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100 char *name;
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101 u32 addr;
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102 u32 size;
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103 int mode;
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104 } rom_sections[] = {
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105 { "Registers", 0x00000, 0x0060, BL_MODE_DATA_READ },
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106 { "DROM", 0x09000, 0x5000, BL_MODE_DROM_READ },
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107 { "PDROM", 0x0e000, 0x2000, BL_MODE_PROM_READ },
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108 { "PROM0", 0x07000, 0x7000, BL_MODE_PROM_READ },
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109 { "PROM1", 0x18000, 0x8000, BL_MODE_PROM_READ },
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110 { "PROM2", 0x28000, 0x8000, BL_MODE_PROM_READ },
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111 { "PROM3", 0x38000, 0x2000, BL_MODE_PROM_READ },
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112 { 0, 0, 0, -1 }
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113 };
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114
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115 void
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116 cmd_fulldump()
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117 {
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118 struct rom_section *tp;
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119 int rc;
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120
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121 rc = boot_dsp_dump_agent();
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122 if (rc < 0)
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123 return; /* error msg already printed */
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124 for (tp = rom_sections; tp->name; tp++) {
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125 printf("DSP dump: %s [%05x-%05x]\n", tp->name, tp->addr,
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126 tp->addr + tp->size - 1);
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127 rc = dump_large_section(tp->mode, tp->addr, tp->size);
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128 if (rc < 0)
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129 return; /* error msg already printed */
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130 }
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131 }