crosvm/x86_64
Xiong Zhang 7f7b8ef3b0 x86_64: Change each pci device's vcfg mmio size from 4k to 8k
Extend pci device's vcfg mmio size frome 4k to 8k, the first page is
trapped by crosvm, the second page is share memory between guest and
crosvm, so that guest could read/write it directly without vm exit.

BUG=b:194391459
TEST=check vcfg mmio size for each pci device

Change-Id: If5ac75b4dc8a829cabce4370e7592f23600e4ef8
Reviewed-on: https://chromium-review.googlesource.com/c/crosvm/crosvm/+/3813136
Reviewed-by: Daniel Verkamp <dverkamp@chromium.org>
Commit-Queue: Daniel Verkamp <dverkamp@chromium.org>
Reviewed-by: Victor Ding <victording@chromium.org>
Tested-by: Daniel Verkamp <dverkamp@chromium.org>
2022-08-11 17:42:42 +00:00
..
src x86_64: Change each pci device's vcfg mmio size from 4k to 8k 2022-08-11 17:42:42 +00:00
Cargo.toml devices: cmos: add unit tests 2022-08-03 19:26:51 +00:00