tree 0a1d7f9c4a4f5b4f8ddc5bc59dcb55f63ba84a83
parent aee0ac2d67bb669fecfae56403bfd7352d2a4d0c
author Daniel Verkamp <dverkamp@chromium.org> 1537820129 -0700
committer chrome-bot <chrome-bot@chromium.org> 1538418603 -0700

devices: pci: refactor config access mechanism

The current PciRoot is only workable for the legacy I/O port 0xCF8
access mechanism; factor out the config access mechanism part of PciRoot
into PciConfigIo so that we can add a MMIO-based access mechanism for
ARM.

Change-Id: I87756b0ab31070d8717c76d419957bf5ea5d75ad
Signed-off-by: Daniel Verkamp <dverkamp@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/1241539
Reviewed-by: Dylan Reid <dgreid@chromium.org>