FreeCalypso > hg > freecalypso-tools

annotate loadtools/flashops.c @ 664:77a0001d8849

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fc-loadtool: prep for binary flash programming
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 07 Mar 2020 17:58:49 +0000
parents 0dd2c87c1b63
children 44cdfc4fed4c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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0
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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1 /*
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Mychaela Falconia <falcon@freecalypso.org>
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2 * This module implements those flash operations which are dependent
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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3 * on the AMD vs. Intel command set style.
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Mychaela Falconia <falcon@freecalypso.org>
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4 */
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Mychaela Falconia <falcon@freecalypso.org>
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5
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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6 #include <sys/types.h>
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parents:
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7 #include <stdio.h>
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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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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Mychaela Falconia <falcon@freecalypso.org>
parents:
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10 #include <time.h>
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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11 #include "flash.h"
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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12
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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13 /* common stub functions */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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14
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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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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Mychaela Falconia <falcon@freecalypso.org>
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17 {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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18 return(0);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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19 }
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Mychaela Falconia <falcon@freecalypso.org>
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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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Mychaela Falconia <falcon@freecalypso.org>
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24 fprintf(stderr,
506
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25 "This operation is not applicable to AMD-style flash\n");
0
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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26 return(-1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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27 }
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Mychaela Falconia <falcon@freecalypso.org>
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28
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Mychaela Falconia <falcon@freecalypso.org>
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29 /* AMD flash functions */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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30
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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31 amd_reset_cmd(bi)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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32 struct flash_bank_info *bi;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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33 {
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34 if (do_w16(bi->base_addr + 0xAAA, 0xF0)) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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35 fprintf(stderr,
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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36 "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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37 return(-1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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38 }
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Mychaela Falconia <falcon@freecalypso.org>
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39 return(0);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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40 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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41
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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42 amd_sector_erase(bi, sp)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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43 struct flash_bank_info *bi;
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Mychaela Falconia <falcon@freecalypso.org>
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44 struct sector_info *sp;
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Mychaela Falconia <falcon@freecalypso.org>
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45 {
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Mychaela Falconia <falcon@freecalypso.org>
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46 int stat;
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Mychaela Falconia <falcon@freecalypso.org>
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47 uint16_t flstat;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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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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Mychaela Falconia <falcon@freecalypso.org>
parents:
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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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parents:
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62 stat = do_w16(bi->base_addr + sp->start + 0xAAA, 0xAA);
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parents:
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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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parents:
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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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parents:
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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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Mychaela Falconia <falcon@freecalypso.org>
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75 return(stat); /* error msg already printed */
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parents:
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76 if (flstat == 0xFFFF)
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parents:
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77 return(0);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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78 curtime = time(0);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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79 if (curtime >= start_time + 20) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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80 fprintf(stderr, "erase timeout, aborting\n");
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parents:
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81 return(-1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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82 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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83 }
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Mychaela Falconia <falcon@freecalypso.org>
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84 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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85
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Mychaela Falconia <falcon@freecalypso.org>
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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>
parents:
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91 .erase_sector = amd_sector_erase,
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parents:
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92 .prep_for_program = noop,
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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93 .loadagent_setbase_cmd = "AMFB",
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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94 .loadagent_program_cmd = "AMFW",
664
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95 .loadagent_binmode_cmd = "AMFWB",
0
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parents:
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96 .needs_unlock = 0,
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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97 };
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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98
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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99 /* Intel flash functions */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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100
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Mychaela Falconia <falcon@freecalypso.org>
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101 intel_reset_cmd(bi)
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parents:
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102 struct flash_bank_info *bi;
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Mychaela Falconia <falcon@freecalypso.org>
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103 {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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104 if (do_w16(bi->base_addr, 0xFF)) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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105 fprintf(stderr,
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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106 "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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107 return(-1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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108 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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109 return(0);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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110 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
111
325
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Mychaela Falconia <falcon@freecalypso.org>
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112 intel_w30_reset_cmd(bi)
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Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
113 struct flash_bank_info *bi;
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Mychaela Falconia <falcon@freecalypso.org>
parents: 0
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114 {
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Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
115 uint32_t part;
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diff changeset
116
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
117 for (part = 0; part < bi->geom->total_size; part += 0x80000) {
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Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
118 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
119 fprintf(stderr,
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
120 "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
121 return(-1);
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
122 }
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 return(0);
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
125 }
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
126
0
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
127 intel_status_cmd(bi)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
128 struct flash_bank_info *bi;
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 int stat;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
131 uint16_t sr;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 /* issue Read SR command */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 stat = do_w16(bi->base_addr, 0x70);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135 if (stat) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 fprintf(stderr,
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 "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
138 return(-1);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 stat = do_r16(bi->base_addr, &sr);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 if (stat)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 return(stat); /* error msg already printed */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 sr &= 0xFF;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 printf("Status Register: %02X\n", sr);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 return(0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147
325
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
148 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
149 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
150 {
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
151 uint32_t part;
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
152 int stat;
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
153 uint16_t sr;
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
154
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
155 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
156 /* issue Read SR command */
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
157 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
158 if (stat) {
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
159 fprintf(stderr,
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
160 "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
161 return(-1);
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
162 }
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
163 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
164 if (stat)
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
165 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
166 sr &= 0xFF;
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
167 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
168 (u_long) part, sr);
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
169 }
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
170 return(0);
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
171 }
545e1718f5fb fc-loadtool: support for 28F640W30B flash chip with partition quirks
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
172
0
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 intel_sector_unlock(bi, sp)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 struct flash_bank_info *bi;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 struct sector_info *sp;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 int stat;
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 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
180 if (stat) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 bad_w16: fprintf(stderr,
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182 "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
183 return(-1);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
184 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185 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
186 if (stat)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
187 goto bad_w16;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
188 return(0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
189 }
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 intel_sector_erase(bi, sp)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
192 struct flash_bank_info *bi;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
193 struct sector_info *sp;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
194 {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
195 int stat;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
196 uint16_t flstat;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
197 time_t start_time, curtime;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
198
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
199 stat = intel_sector_unlock(bi, sp);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
200 if (stat)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
201 return(stat); /* error msg already printed */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
202 /* clear SR */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
203 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
204 if (stat) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
205 bad_w16: fprintf(stderr,
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
206 "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
207 return(-1);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
208 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
209 /* send the actual block erase command */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
210 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
211 if (stat)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
212 goto bad_w16;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
213 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
214 if (stat)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
215 goto bad_w16;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
216 /* wait for completion */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
217 start_time = time(0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
218 for (;;) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
219 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
220 if (stat)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
221 return(stat); /* error msg already printed */
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
222 if (flstat & 0x80)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
223 break;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
224 curtime = time(0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
225 if (curtime >= start_time + 20) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
226 fprintf(stderr, "erase timeout, aborting\n");
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
227 return(-1);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
228 }
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 if (flstat & 0x20) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
231 fprintf(stderr, "block erase failed!\n");
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
232 return(-1);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
233 } else
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
234 return(0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
235 }
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 intel_clear_sr(bi)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
238 struct flash_bank_info *bi;
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239 {
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240 printf("Clearing Intel flash SR\n");
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241 if (do_w16(bi->base_addr, 0x50)) {
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242 fprintf(stderr,
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243 "unexpected response to w16 for Clear SR command\n");
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244 return(-1);
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245 }
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246 return(0);
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247 }
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248
325
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249 intel_w30_clear_sr(bi)
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250 struct flash_bank_info *bi;
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251 {
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252 uint32_t part;
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253
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254 printf("Clearing Intel flash SR\n");
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255 for (part = 0; part < bi->geom->total_size; part += 0x80000) {
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256 if (do_w16(bi->base_addr + part, 0x50)) {
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257 fprintf(stderr,
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258 "unexpected response to w16 for Clear SR command\n");
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259 return(-1);
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260 }
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261 }
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262 return(0);
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263 }
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264
0
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265 struct flash_cmdset flash_cmdset_intel = {
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266 .cmdset_name = "Intel",
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267 .reset_cmd = intel_reset_cmd,
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268 .status_cmd = intel_status_cmd,
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269 .unlock_sector = intel_sector_unlock,
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270 .erase_sector = intel_sector_erase,
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271 .prep_for_program = intel_clear_sr,
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272 .loadagent_setbase_cmd = "INFB",
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273 .loadagent_program_cmd = "INFW",
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274 .loadagent_binmode_cmd = "INFWB",
0
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275 .needs_unlock = 1,
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276 };
325
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277
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278 struct flash_cmdset flash_cmdset_intel_w30 = {
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279 .cmdset_name = "Intel",
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280 .reset_cmd = intel_w30_reset_cmd,
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281 .status_cmd = intel_w30_status_cmd,
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282 .unlock_sector = intel_sector_unlock,
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283 .erase_sector = intel_sector_erase,
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284 .prep_for_program = intel_w30_clear_sr,
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285 .loadagent_setbase_cmd = "INFB",
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286 .loadagent_program_cmd = "INFW",
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287 .loadagent_binmode_cmd = "INFWB",
325
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288 .needs_unlock = 1,
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289 };