FreeCalypso > hg > freecalypso-tools

annotate loadtools/flashops.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 44cdfc4fed4c
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
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Mychaela Falconia <falcon@freecalypso.org>
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1 /*
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2 * This module implements those flash operations which are dependent
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3 * on the AMD vs. Intel command set style.
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4 */
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5
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6 #include <sys/types.h>
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7 #include <stdio.h>
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8 #include <stdint.h>
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parents:
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9 #include <stdlib.h>
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10 #include <time.h>
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Mychaela Falconia <falcon@freecalypso.org>
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11 #include "flash.h"
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12
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13 /* common stub functions */
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14
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15 static
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Mychaela Falconia <falcon@freecalypso.org>
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16 noop()
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17 {
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18 return(0);
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19 }
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20
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21 static
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22 amd_invalid()
0
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23 {
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24 fprintf(stderr,
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25 "This operation is not applicable to AMD-style flash\n");
0
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26 return(-1);
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27 }
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28
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29 /* AMD flash functions */
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30
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31 amd_reset_cmd(bi)
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32 struct flash_bank_info *bi;
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33 {
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34 if (do_w16(bi->base_addr + 0xAAA, 0xF0)) {
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35 fprintf(stderr,
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Mychaela Falconia <falcon@freecalypso.org>
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36 "unexpected response to w16 when resetting flash to read mode!\n");
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37 return(-1);
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Mychaela Falconia <falcon@freecalypso.org>
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38 }
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39 return(0);
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40 }
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41
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42 amd_sector_erase(bi, sp)
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43 struct flash_bank_info *bi;
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44 struct sector_info *sp;
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45 {
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46 int stat;
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47 uint16_t flstat;
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48 time_t start_time, curtime;
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49
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50 stat = do_w16(bi->base_addr + sp->start + 0xAAA, 0xAA);
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51 if (stat) {
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52 bad_w16: fprintf(stderr,
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53 "unexpected response to w16 in erase cmd sequence - aborting\n");
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54 return(-1);
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55 }
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56 stat = do_w16(bi->base_addr + sp->start + 0x554, 0x55);
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57 if (stat)
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58 goto bad_w16;
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59 stat = do_w16(bi->base_addr + sp->start + 0xAAA, 0x80);
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60 if (stat)
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61 goto bad_w16;
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62 stat = do_w16(bi->base_addr + sp->start + 0xAAA, 0xAA);
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63 if (stat)
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64 goto bad_w16;
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65 stat = do_w16(bi->base_addr + sp->start + 0x554, 0x55);
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66 if (stat)
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67 goto bad_w16;
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68 stat = do_w16(bi->base_addr + sp->start + 0xAAA, 0x30);
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69 if (stat)
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70 goto bad_w16;
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71 start_time = time(0);
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72 for (;;) {
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73 stat = do_r16(bi->base_addr + sp->start, &flstat);
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74 if (stat)
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75 return(stat); /* error msg already printed */
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76 if (flstat == 0xFFFF)
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77 return(0);
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78 curtime = time(0);
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79 if (curtime >= start_time + 20) {
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Mychaela Falconia <falcon@freecalypso.org>
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80 fprintf(stderr, "erase timeout, aborting\n");
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81 return(-1);
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82 }
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83 }
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Mychaela Falconia <falcon@freecalypso.org>
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84 }
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85
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86 struct flash_cmdset flash_cmdset_amd = {
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87 .cmdset_name = "AMD",
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88 .reset_cmd = amd_reset_cmd,
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89 .status_cmd = amd_invalid,
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90 .unlock_sector = amd_invalid,
0
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Mychaela Falconia <falcon@freecalypso.org>
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91 .erase_sector = amd_sector_erase,
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92 .prep_for_program = noop,
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93 .read_prot_reg = amd_invalid,
0
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94 .loadagent_setbase_cmd = "AMFB",
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95 .loadagent_program_cmd = "AMFW",
664
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96 .loadagent_binmode_cmd = "AMFWB",
0
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97 .needs_unlock = 0,
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98 };
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Mychaela Falconia <falcon@freecalypso.org>
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99
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Mychaela Falconia <falcon@freecalypso.org>
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100 /* Intel flash functions */
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parents:
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101
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102 intel_reset_cmd(bi)
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Mychaela Falconia <falcon@freecalypso.org>
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103 struct flash_bank_info *bi;
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Mychaela Falconia <falcon@freecalypso.org>
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104 {
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Mychaela Falconia <falcon@freecalypso.org>
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105 if (do_w16(bi->base_addr, 0xFF)) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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106 fprintf(stderr,
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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107 "unexpected response to w16 when resetting flash to read mode!\n");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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108 return(-1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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109 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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110 return(0);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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111 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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112
325
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Mychaela Falconia <falcon@freecalypso.org>
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113 intel_w30_reset_cmd(bi)
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114 struct flash_bank_info *bi;
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parents: 0
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115 {
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116 uint32_t part;
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parents: 0
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117
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
118 for (part = 0; part < bi->geom->total_size; part += 0x80000) {
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
119 if (do_w16(bi->base_addr + part, 0xFF)) {
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
120 fprintf(stderr,
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
121 "unexpected response to w16 when resetting flash to read mode!\n");
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
122 return(-1);
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
123 }
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
124 }
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
125 return(0);
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
126 }
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
127
0
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
128 intel_status_cmd(bi)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
129 struct flash_bank_info *bi;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
130 {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
131 int stat;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132 uint16_t sr;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 /* issue Read SR command */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135 stat = do_w16(bi->base_addr, 0x70);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 if (stat) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 fprintf(stderr,
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 "unexpected response to w16 for Read SR command\n");
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 return(-1);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 stat = do_r16(bi->base_addr, &sr);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 if (stat)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 return(stat); /* error msg already printed */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 sr &= 0xFF;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 printf("Status Register: %02X\n", sr);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 return(0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148
325
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
149 intel_w30_status_cmd(bi)
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
150 struct flash_bank_info *bi;
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
151 {
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
152 uint32_t part;
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
153 int stat;
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
154 uint16_t sr;
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
155
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
156 for (part = 0; part < bi->geom->total_size; part += 0x80000) {
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
157 /* issue Read SR command */
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
158 stat = do_w16(bi->base_addr + part, 0x70);
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
159 if (stat) {
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
160 fprintf(stderr,
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
161 "unexpected response to w16 for Read SR command\n");
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
162 return(-1);
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
163 }
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
164 stat = do_r16(bi->base_addr + part, &sr);
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
165 if (stat)
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
166 return(stat); /* error msg already printed */
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
167 sr &= 0xFF;
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
168 printf("Status Register for partition %08lX: %02X\n",
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
169 (u_long) part, sr);
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
170 }
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
171 return(0);
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
172 }
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
173
0
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 intel_sector_unlock(bi, sp)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 struct flash_bank_info *bi;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 struct sector_info *sp;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
178 int stat;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
180 stat = do_w16(bi->base_addr + sp->start, 0x60);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 if (stat) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182 bad_w16: fprintf(stderr,
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
183 "unexpected response to w16 in block unlock cmd sequence - aborting\n");
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
184 return(-1);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
186 stat = do_w16(bi->base_addr + sp->start, 0xD0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
187 if (stat)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
188 goto bad_w16;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
189 return(0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
190 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
191
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
192 intel_sector_erase(bi, sp)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
193 struct flash_bank_info *bi;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
194 struct sector_info *sp;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
195 {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
196 int stat;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
197 uint16_t flstat;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
198 time_t start_time, curtime;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
199
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
200 stat = intel_sector_unlock(bi, sp);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
201 if (stat)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
202 return(stat); /* error msg already printed */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
203 /* clear SR */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
204 stat = do_w16(bi->base_addr + sp->start, 0x50);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
205 if (stat) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
206 bad_w16: fprintf(stderr,
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
207 "unexpected response to w16 in erase cmd sequence - aborting\n");
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
208 return(-1);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
209 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
210 /* send the actual block erase command */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
211 stat = do_w16(bi->base_addr + sp->start, 0x20);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
212 if (stat)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
213 goto bad_w16;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
214 stat = do_w16(bi->base_addr + sp->start, 0xD0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
215 if (stat)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
216 goto bad_w16;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
217 /* wait for completion */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
218 start_time = time(0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
219 for (;;) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
220 stat = do_r16(bi->base_addr + sp->start, &flstat);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
221 if (stat)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
222 return(stat); /* error msg already printed */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
223 if (flstat & 0x80)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
224 break;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
225 curtime = time(0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
226 if (curtime >= start_time + 20) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
227 fprintf(stderr, "erase timeout, aborting\n");
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
228 return(-1);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
229 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
230 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
231 if (flstat & 0x20) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
232 fprintf(stderr, "block erase failed!\n");
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
233 return(-1);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
234 } else
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
235 return(0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
236 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
237
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parents:
diff changeset
238 intel_clear_sr(bi)
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239 struct flash_bank_info *bi;
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240 {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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241 printf("Clearing Intel flash SR\n");
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242 if (do_w16(bi->base_addr, 0x50)) {
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parents:
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243 fprintf(stderr,
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diff changeset
244 "unexpected response to w16 for Clear SR command\n");
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parents:
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245 return(-1);
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246 }
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247 return(0);
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248 }
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249
325
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250 intel_w30_clear_sr(bi)
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parents: 0
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251 struct flash_bank_info *bi;
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252 {
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253 uint32_t part;
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254
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255 printf("Clearing Intel flash SR\n");
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parents: 0
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256 for (part = 0; part < bi->geom->total_size; part += 0x80000) {
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257 if (do_w16(bi->base_addr + part, 0x50)) {
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258 fprintf(stderr,
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259 "unexpected response to w16 for Clear SR command\n");
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260 return(-1);
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261 }
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262 }
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263 return(0);
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264 }
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265
711
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266 intel_read_prot_reg(bi, data)
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267 struct flash_bank_info *bi;
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268 uint16_t *data;
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269 {
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270 int stat, i;
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271
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272 if (do_w16(bi->base_addr, 0x90)) {
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273 fprintf(stderr,
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parents: 664
diff changeset
274 "unexpected response to w16 for Read ID command\n");
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275 return(-1);
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276 }
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277 for (i = 0; i < 9; i++) {
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278 stat = do_r16(bi->base_addr + 0x100 + i * 2, data + i);
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279 if (stat)
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280 return(stat); /* error msg already printed */
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diff changeset
281 }
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282 return(0);
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Mychaela Falconia <falcon@freecalypso.org>
parents: 664
diff changeset
283 }
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284
0
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parents:
diff changeset
285 struct flash_cmdset flash_cmdset_intel = {
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parents:
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286 .cmdset_name = "Intel",
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parents:
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287 .reset_cmd = intel_reset_cmd,
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parents:
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288 .status_cmd = intel_status_cmd,
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parents:
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289 .unlock_sector = intel_sector_unlock,
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parents:
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290 .erase_sector = intel_sector_erase,
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parents:
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291 .prep_for_program = intel_clear_sr,
711
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292 .read_prot_reg = intel_read_prot_reg,
0
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parents:
diff changeset
293 .loadagent_setbase_cmd = "INFB",
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parents:
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294 .loadagent_program_cmd = "INFW",
664
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295 .loadagent_binmode_cmd = "INFWB",
0
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parents:
diff changeset
296 .needs_unlock = 1,
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parents:
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297 };
325
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diff changeset
298
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diff changeset
299 struct flash_cmdset flash_cmdset_intel_w30 = {
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diff changeset
300 .cmdset_name = "Intel",
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parents: 0
diff changeset
301 .reset_cmd = intel_w30_reset_cmd,
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Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
302 .status_cmd = intel_w30_status_cmd,
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Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
303 .unlock_sector = intel_sector_unlock,
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Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
304 .erase_sector = intel_sector_erase,
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Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
305 .prep_for_program = intel_w30_clear_sr,
711
44cdfc4fed4c fc-loadtool: flash prot-reg command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 664
diff changeset
306 .read_prot_reg = intel_read_prot_reg,
325
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
307 .loadagent_setbase_cmd = "INFB",
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Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
308 .loadagent_program_cmd = "INFW",
664
77a0001d8849 fc-loadtool: prep for binary flash programming
Mychaela Falconia <falcon@freecalypso.org>
parents: 506
diff changeset
309 .loadagent_binmode_cmd = "INFWB",
325
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Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
310 .needs_unlock = 1,
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Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
311 };