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author | stefanct <stefanct@2b7e53f0-3cfb-0310-b3e9-8179ed1497e1> | 2011-07-21 19:52:00 +0000 |
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committer | stefanct <stefanct@2b7e53f0-3cfb-0310-b3e9-8179ed1497e1> | 2011-07-21 19:52:00 +0000 |
commit | 1d24d54a1e6361c94a35cb5f7663d8d518cb3a9e (patch) | |
tree | 3fe7336cfed15633cf982d2426a7e5b6c36f4180 | |
parent | 0fcef8929da498989ce37850d7b9233a60cd3789 (diff) | |
download | flashrom-1d24d54a1e6361c94a35cb5f7663d8d518cb3a9e.tar.gz |
flashrom.8: explain read accesses as part of the write operation
Signed-off-by: Stefan Tauner <stefan.tauner@student.tuwien.ac.at>
Acked-by: Paul Menzel <paulepanter@users.sourceforge.net>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
git-svn-id: https://code.coreboot.org/svn/flashrom/trunk@1378 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
-rw-r--r-- | flashrom.8 | 13 |
1 files changed, 10 insertions, 3 deletions
@@ -45,6 +45,13 @@ Write into flash ROM. This will first automatically .B erase the chip, then write to it. +.sp +In the process the chip is also read several times. First an in-memory backup +is made for disaster recovery and to be able to skip regions that are +already equal to the image file. This copy is updated along with the write +operation. In case of erase errors it is even re-read completely. After +writing has finished and if verification is enabled, the whole flash chip is +read out and compared with the input image. .TP .B "\-n, \-\-noverify" Skip the automatic verification of flash ROM contents after writing. Using this @@ -541,7 +548,7 @@ unusable unless you can desolder the flash chip and have a full flash chip backup. This is caused by the embedded controller (EC) present in many laptops, which interacts badly with any flash attempts. This is a hardware limitation and flashrom will attempt to detect it and abort immediately for safety reasons. -.SH LICENCE +.SH LICENSE .B flashrom is covered by the GNU General Public License (GPL), version 2. Some files are additionally available under the GPL (version 2, or any later version). @@ -623,6 +630,6 @@ some others, please see the flashrom svn changelog for details. .br All authors can be reached via email at <flashrom@flashrom.org>. .PP -This manual page was written by Uwe Hermann <uwe@hermann-uwe.de> -and Carl-Daniel Hailfinger. +This manual page was written by Uwe Hermann <uwe@hermann-uwe.de>, +Carl-Daniel Hailfinger and others. It is licensed under the terms of the GNU GPL (version 2 or later). |