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author | Vadim Girlin <vadimgirlin@gmail.com> | 2013-08-24 12:18:17 +0000 |
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committer | Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at> | 2013-08-24 12:18:17 +0000 |
commit | 4dd0f906c6ee620d16f2e87e56344a2cb0bf0a46 (patch) | |
tree | aac06804cc25ac6df6fcd9c93c37671fede2bbd5 /flashrom.8 | |
parent | bdead0d27dc03c2f40b36d98dc94b717f38d56e7 (diff) | |
download | flashrom-4dd0f906c6ee620d16f2e87e56344a2cb0bf0a46.tar.gz flashrom-4dd0f906c6ee620d16f2e87e56344a2cb0bf0a46.tar.bz2 flashrom-4dd0f906c6ee620d16f2e87e56344a2cb0bf0a46.zip |
IT87: Add ability to select between chips on GIGABYTE DualBIOS boards
Thanks to Vadim Girlin for finding out how to do that.
This is known to work on GA-MA770-UD3, GA-B75M-D3V, GA-B75N and
GA-H61M-S1 (only M_BIOS is populated).
Corresponding to flashrom svn r1720.
Signed-off-by: Vadim Girlin <vadimgirlin@gmail.com>
Signed-off-by: Damien Zammit <damien@zamaudio.com>
Signed-off-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
Tested-by: Damien Zammit <damien@zamaudio.com>
Tested-by: Anton Kochkov <anton.kochkov@gmail.com>
Acked-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
Diffstat (limited to 'flashrom.8')
-rw-r--r-- | flashrom.8 | 13 |
1 files changed, 13 insertions, 0 deletions
@@ -315,6 +315,19 @@ do not match, it will refuse to write the image unless you specify .TP .B ITE IT87 Super I/O .sp +If your mainboard is manufactured by GIGABYTE and supports DualBIOS it is very likely that it uses an +ITE IT87 series Super I/O to switch between the two flash chips. Only one of them can be accessed at a time +and you can manually select which one to use with the +.sp +.B " flashrom \-p internal:dualbiosindex=chip" +.sp +syntax where +.B chip +is the index of the chip to use (0 = main, 1 = backup). You can check which one is currently selected by +leaving out the +.B chip +parameter. +.sp If your mainboard uses an ITE IT87 series Super I/O for LPC<->SPI flash bus translation, flashrom should autodetect that configuration. If you want to set the I/O base port of the IT87 series SPI controller manually instead of |