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chromium / chromiumos / third_party / flashrom / refs/heads/firmware-butterfly-2788.B
commit7797e4c566c8bc906adb9dc475c7bebb70d09c7f[log] [tgz]
authorRong Chang <rongchang@chromium.org>Sat Aug 18 16:40:49 2012
committerGerrit <chrome-bot@google.com>Mon Aug 20 13:59:44 2012
tree005dfe91168b210ac4475c0442853b747c1e4fa5
parentd6f9449e7c22b2fff10e5114d81373b42f1e58aa [diff]
Switch ENE to write mode on WREN and EWSR command

ENE EC need to switch from idle mode to reset mode on flash write.
The mode switching clears SPI rom write enable. Hence WREN and EWSR
should be added to erase/write detection.

BRANCH=parrot
BUG=chrome-os-partner:12501
TEST=manual: flashrom -p internal:bus=lpc -w ec_image.bin
  no warning/error message on sector erase
  flashrom does not try block erase

Change-Id: Ic1b7ed32d2dcfcf696673ba0bd43dc9add9865f9
Reviewed-on: https://gerrit.chromium.org/gerrit/30822
Reviewed-by: Yung-Chieh Lo <yjlou@chromium.org>
Commit-Ready: Rong Chang <rongchang@chromium.org>
Tested-by: Rong Chang <rongchang@chromium.org>
1 file changed
tree: 005dfe91168b210ac4475c0442853b747c1e4fa5
  1. Documentation/
  2. util/
  3. .gitignore
  4. 82802ab.c
  5. a25.c
  6. arch.h
  7. at25.c
  8. atahpt.c
  9. big_lock.c
  10. big_lock.h
  11. bitbang_spi.c
  12. board_enable.c
  13. buspirate_spi.c
  14. cbtable.c
  15. chipdrivers.h
  16. chipset_enable.c
  17. cli_classic.c
  18. cli_mfg.c
  19. cli_output.c
  20. COPYING
  21. coreboot_tables.h
  22. csem.c
  23. csem.h
  24. dediprog.c
  25. dmi.c
  26. drkaiser.c
  27. dummyflasher.c
  28. ene_lpc.c
  29. file.c
  30. file.h
  31. flash.h
  32. flashchips.c
  33. flashchips.h
  34. flashrom.8
  35. flashrom.c
  36. fmap.c
  37. fmap.h
  38. ft2232_spi.c
  39. gec.c
  40. gec_ec_commands.h
  41. gec_i2c.c
  42. gec_lock.c
  43. gec_lock.h
  44. gec_lpc.c
  45. gfxnvidia.c
  46. hwaccess.c
  47. hwaccess.h
  48. ich_descriptors.c
  49. ich_descriptors.h
  50. ichspi.c
  51. internal.c
  52. ipc_lock.c
  53. ipc_lock.h
  54. it85spi.c
  55. it87spi.c
  56. jedec.c
  57. layout.c
  58. linux_i2c.c
  59. linux_spi.c
  60. locks.h
  61. m29f400bt.c
  62. Makefile
  63. mcp6x_spi.c
  64. mec1308.c
  65. nic3com.c
  66. nicintel.c
  67. nicintel_spi.c
  68. nicnatsemi.c
  69. nicrealtek.c
  70. ogp_spi.c
  71. opaque.c
  72. pcidev.c
  73. physmap.c
  74. pm49fl00x.c
  75. power.c
  76. power.h
  77. PRESUBMIT.cfg
  78. print.c
  79. print_wiki.c
  80. processor_enable.c
  81. programmer.c
  82. programmer.h
  83. rayer_spi.c
  84. README
  85. README.chromiumos
  86. satamv.c
  87. satasii.c
  88. sb600spi.c
  89. serial.c
  90. serprog.c
  91. sharplhf00l04.c
  92. spi.c
  93. spi.h
  94. spi25.c
  95. sst28sf040.c
  96. sst49lfxxxc.c
  97. sst_fwhub.c
  98. stm50flw0x0x.c
  99. tegra2_spi.c
  100. tegra2_spi.h
  101. udelay.c
  102. w29ee011.c
  103. w39.c
  104. wbsio_spi.c
  105. wpce775x.c
  106. writeprotect.c
  107. writeprotect.h