coreboot-kgpe-d16/src/soc/amd
Raul E Rangel b825acb958 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>
2021-03-02 22:17:20 +00:00
..
cezanne soc/amd/cezanne: Disable legacy DMA IO ports 2021-03-02 22:17:20 +00:00
common soc/amd/common/blocks/lpc: Explicitly disable serial IRQ 2021-03-02 16:54:33 +00:00
picasso acpi: Move PCI functions to separate file 2021-03-01 08:26:23 +00:00
stoneyridge ACPI: Use common OperationRegion for PCI_MMCONF 2021-02-20 21:38:54 +00:00
Kconfig soc/amd: rename common Kconfig and use wildcard for SoC-specific Kconfig 2020-11-19 14:29:14 +00:00