FreeCalypso > hg > freecalypso-tools

annotate target-utils/loadagent/intelflash.c @ 1014:961efadd530a default tip

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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 b34384991094
children
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0
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1 /*
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2 * This module implements the INFB and INFW commands for programming
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3 * Intel-style flash memories. The syntax and operation are exactly
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4 * the same as the AMD flash counterparts AMFB and AMFW.
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5 *
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6 * The intel-rewrite-sector command (erase+program with a minimum of
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7 * vulnerability for brickable-boot Compal phones) is implemented
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8 * here as well.
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9 */
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10
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11 #include <sys/types.h>
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12 #include "types.h"
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13
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14 static u32 base_addr;
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15
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16 void
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17 cmd_INFB(argbulk)
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18 char *argbulk;
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19 {
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20 char *argv[2];
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21 u_long addr;
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22
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23 if (parse_args(argbulk, 1, 1, argv, 0) < 0)
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24 return;
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25 if (parse_hexarg(argv[0], 8, &addr) < 0) {
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26 printf("ERROR: argument must be a valid 32-bit hex address\n");
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27 return;
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28 }
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29 if (addr & 1) {
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30 printf("ERROR: odd address\n");
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31 return;
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32 }
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33 base_addr = addr;
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34 }
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35
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36 void
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37 cmd_INFW(argbulk)
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38 char *argbulk;
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39 {
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40 char *argv[3], *s;
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41 u_long offset;
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42 volatile u16 *flashptr;
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43 u32 datum; /* needs to be u32 for decode_hex_digits() */
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44 u16 stat;
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45 int i;
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46
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47 if (parse_args(argbulk, 2, 2, argv, 0) < 0)
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48 return;
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49 if (parse_hexarg(argv[0], 8, &offset) < 0) {
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50 printf("ERROR: offset argument must a valid 32-bit hex value\n");
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51 return;
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52 }
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53 if (offset & 1) {
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54 printf("ERROR: odd offset argument\n");
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55 return;
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56 }
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57 flashptr = (volatile u16 *)(base_addr + offset);
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58 for (s = argv[1]; *s; flashptr++, s += 4) {
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59 if (decode_hex_digits(s, 4, &datum) < 0) {
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60 printf("ERROR: bad INFW hex string argument\n");
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61 return;
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62 }
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63 *flashptr = 0x40;
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64 *flashptr = datum;
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65 for (i = 10000; i; i--) {
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66 stat = *flashptr;
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67 if (stat & 0x80)
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68 break;
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69 }
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70 if (!i) {
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71 printf("ERROR: flash write timeout at %08X\n",
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72 (u_long) flashptr);
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73 return;
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74 }
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75 if (stat & 0x10) {
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76 printf("ERROR: program operation failed at %08X\n",
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77 (u_long) flashptr);
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78 return;
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79 }
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80 }
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81 }
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82
659
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83 intelflash_binary_prog(offset, nwords, data)
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84 u32 offset;
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85 unsigned nwords;
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86 u16 *data;
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87 {
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88 volatile u16 *flashptr;
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89 u16 stat;
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90 int i;
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91
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92 flashptr = (volatile u16 *)(base_addr + offset);
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93 while (nwords) {
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94 *flashptr = 0x40;
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95 *flashptr = *data;
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96 for (i = 10000; i; i--) {
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97 stat = *flashptr;
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98 if (stat & 0x80)
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99 break;
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100 }
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101 if (!i) {
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102 serial_out(0x15); /* NAK */
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103 printf("ERROR: flash write timeout at %08X\n",
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104 (u_long) flashptr);
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105 return(-1);
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106 }
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107 if (stat & 0x10) {
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108 serial_out(0x15); /* NAK */
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109 printf("ERROR: program operation failed at %08X\n",
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110 (u_long) flashptr);
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111 return(-1);
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112 }
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113 flashptr++;
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114 data++;
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115 nwords--;
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116 }
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117 return(0);
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118 }
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119
0
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120 void
660
b34384991094 loadagent: implemented binary flash programming
Mychaela Falconia <falcon@freecalypso.org>
parents: 659
diff changeset
121 cmd_INFWB()
b34384991094 loadagent: implemented binary flash programming
Mychaela Falconia <falcon@freecalypso.org>
parents: 659
diff changeset
122 {
b34384991094 loadagent: implemented binary flash programming
Mychaela Falconia <falcon@freecalypso.org>
parents: 659
diff changeset
123 binary_flash_prog_main(intelflash_binary_prog);
b34384991094 loadagent: implemented binary flash programming
Mychaela Falconia <falcon@freecalypso.org>
parents: 659
diff changeset
124 }
b34384991094 loadagent: implemented binary flash programming
Mychaela Falconia <falcon@freecalypso.org>
parents: 659
diff changeset
125
b34384991094 loadagent: implemented binary flash programming
Mychaela Falconia <falcon@freecalypso.org>
parents: 659
diff changeset
126 void
0
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
127 cmd_intel_rewrite_sector(argbulk)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
128 char *argbulk;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
129 {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
130 char *argv[4];
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
131 u_long srcaddr, dstaddr, len;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132 const u16 *srcptr;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 volatile u16 *flashptr;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 u16 stat;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 if (parse_args(argbulk, 3, 3, argv, 0) < 0)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 return;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 if (parse_hexarg(argv[0], 8, &srcaddr) < 0) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 invarg: printf("ERROR: invalid argument(s)\n");
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 return;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 if (parse_hexarg(argv[1], 8, &dstaddr) < 0)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 goto invarg;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 if (parse_hexarg(argv[2], 8, &len) < 0)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 goto invarg;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 if (srcaddr & 1 || dstaddr & 1 || len & 1) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 printf("ERROR: all 3 arguments must be even\n");
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 return;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 srcptr = (const u16 *) srcaddr;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 flashptr = (volatile u16 *) dstaddr;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 /* unlock the flash sector first */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 *flashptr = 0x60;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 *flashptr = 0xD0;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 /* clear SR */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156 *flashptr = 0x50;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157 /* erase */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 *flashptr = 0x20;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 *flashptr = 0xD0;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 /* wait for erase completion */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 for (;;) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 stat = *flashptr;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163 if (stat & 0x80)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 break;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 if (stat & 0x30) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167 printf("ERROR: erase operation failed!\n");
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 return;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170 /* now program the new content */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171 for (; len; len -= 2) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172 *flashptr = 0x40;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 *flashptr = *srcptr++;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 for (;;) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 stat = *flashptr;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 if (stat & 0x80)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 break;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
178 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179 flashptr++;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
180 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 printf("Operation complete, final SR: %02X\n", stat & 0xFF);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182 }