diff options
| author | Raul E Rangel <rrangel@chromium.org> | 2021-02-24 16:21:00 -0700 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2021-03-02 22:17:20 +0000 |
| commit | b825acb95884acae5e76fe319baf01e9cd64db33 (patch) | |
| tree | 5b1fe77868d71a28bba311c97ec293eaf1886607 /src/mainboard | |
| parent | c8c83ce0270e1564e37de3dbc7687ec2e3e6587e (diff) | |
soc/amd/cezanne: Disable legacy DMA IO ports
The legacy DMA is not used by linux. This change frees up those IO
ports.
When FSP-S runs, it re-enables the legacy DMA IO region, so we need to
disable it again.
BOOTBLOCK: PMx00: 0xe3060bf3
ROMSTAGE - Before FSP: PMx00: 0xe3060bf3
ROMSTAGE - After FSP: PMx00: 0xe3060bf7
BUG=b:180949454
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: I7792d1f8ea40eb1c7f6cca67e9907208884ac694
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51076
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard')
0 files changed, 0 insertions, 0 deletions