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author | hailfinger <hailfinger@2b7e53f0-3cfb-0310-b3e9-8179ed1497e1> | 2011-05-03 21:49:41 +0000 |
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committer | hailfinger <hailfinger@2b7e53f0-3cfb-0310-b3e9-8179ed1497e1> | 2011-05-03 21:49:41 +0000 |
commit | 2368caa6fe1973291d4ea3a22e50b03a59e6d917 (patch) | |
tree | f24b7ce88dfdedbb3388cb3f6e4e44ee4e9f15f0 /sharplhf00l04.c | |
parent | 7287ad057274858806aa3c85dcfb5f2d1d64ccd1 (diff) | |
download | flashrom-2368caa6fe1973291d4ea3a22e50b03a59e6d917.tar.gz |
Revert MMIO space writes on shutdown as needed.
Reversible MMIO space writes now use rmmio_write*().
Reversible PCI MMIO space writes now use pci_rmmio_write*().
If a MMIO value needs to be queued for restore without writing it,
use rmmio_val*().
MMIO space writes which are one-shot (e.g. communication with some chip)
should continue to use the permanent mmio_write* variants.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
David tested it successfully on some NM10/ICH7 platforms which switch
between SPI and LPC targets (x86 BIOS ROM vs. EC firmware ROM).
Acked-by: David Hendricks <dhendrix@google.com>
git-svn-id: https://code.coreboot.org/svn/flashrom/trunk@1292 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'sharplhf00l04.c')
0 files changed, 0 insertions, 0 deletions