[PATCH 1/4] OvmfPkg/Bhyve: enable bus enumeration

In reply to: Corvin Köhne : "[PATCH 0/4] Prepare bhyve's OVMF for GPU-Passthrough"
Go to: [ bottom of page ] [ top of archives ] [ this month ]

From: Corvin Köhne <c.koehne_at_beckhoff.com>
Date: Tue, 15 Jun 2021 08:29:57 UTC

Neccessary for GPU Passthrough of dedicated AMD GPUs. For Linux
guests, AMD GPUs require that their PCI ROM is processed by UEFI.
Enable bus enumeration to process the PCI ROM of all devices.

Signed-off-by: Corvin Köhne <c.koehne@beckhoff.com>
---
 OvmfPkg/Bhyve/BhyveX64.dsc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/OvmfPkg/Bhyve/BhyveX64.dsc b/OvmfPkg/Bhyve/BhyveX64.dsc
index d8792812ab..ef331d556e 100644
--- a/OvmfPkg/Bhyve/BhyveX64.dsc
+++ b/OvmfPkg/Bhyve/BhyveX64.dsc
@@ -431,7 +431,7 @@
   gEfiMdeModulePkgTokenSpaceGuid.PcdInstallAcpiSdtProtocol|TRUE
 
 [PcdsFixedAtBuild]
-  gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration|TRUE
+  gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration|FALSE
   gEfiMdeModulePkgTokenSpaceGuid.PcdStatusCodeUseSerial|FALSE
   gEfiMdeModulePkgTokenSpaceGuid.PcdStatusCodeUseMemory|TRUE
   gEfiMdeModulePkgTokenSpaceGuid.PcdStatusCodeMemorySize|1
-- 
2.11.0

Beckhoff Automation GmbH & Co. KG | Managing Director: Dipl. Phys. Hans Beckhoff
Registered office: Verl, Germany | Register court: Guetersloh HRA 7075