Felix Held submitted this change.
soc/amd/cezanne: Enable GNB IO-APIC _PRT
We can now use the GNB IO-APIC.
BUG=b:184766519
TEST=Boot guybrush to OS with `pci=nomsi amd_iommu=off noapic`
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: I4df5a4583f14044d2efcde3a9de9dd85e898a11d
Reviewed-on: https://review.coreboot.org/c/coreboot/+/53936
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
---
M src/soc/amd/cezanne/pcie_gpp.c
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/src/soc/amd/cezanne/pcie_gpp.c b/src/soc/amd/cezanne/pcie_gpp.c
index 16c6b23..283470b 100644
--- a/src/soc/amd/cezanne/pcie_gpp.c
+++ b/src/soc/amd/cezanne/pcie_gpp.c
@@ -65,8 +65,7 @@
acpigen_write_ADR_pci_device(dev);
acpigen_write_STA(acpi_device_status(dev));
- /* b/187083211 - Enable GNB IO-APIC */
- acpigen_write_pci_FCH_PRT(dev);
+ acpigen_write_pci_GNB_PRT(dev);
acpigen_pop_len(); /* Device */
acpigen_pop_len(); /* Scope */
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