edk2/0027-OvmfPkg-disable-dynamic-mmio-window-rhel-only.patch
Miroslav Rezanina f6a4f10ae6 * Tue Jun 27 2023 Oliver Steffen <osteffen@redhat.com> - 20230524-1
- Rebase to edk2-stable202305 tag [RHEL-585]
- Resolves: RHEL-585
  ([rhel-9.3] rebase EDK2 to edk2-stable202305)
- Resolves: bz#2203094
  (Add more than 17 pcie-root-ports, display Out Of Resource)
- Resolves: bz#2055123
  ([Q35] Failed to hot-plug a device whose membar > 2M into the vm)
2023-06-27 09:54:49 -04:00

28 lines
1.1 KiB
Diff

From 218d3b32592bffe5ec7317c4838d29e92b4b86f0 Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Thu, 2 Mar 2023 12:01:36 +0100
Subject: OvmfPkg: disable dynamic mmio window (rhel only)
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
OvmfPkg/Library/PlatformInitLib/MemDetect.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/OvmfPkg/Library/PlatformInitLib/MemDetect.c b/OvmfPkg/Library/PlatformInitLib/MemDetect.c
index acf90b4e93..86700fc028 100644
--- a/OvmfPkg/Library/PlatformInitLib/MemDetect.c
+++ b/OvmfPkg/Library/PlatformInitLib/MemDetect.c
@@ -679,7 +679,8 @@ PlatformDynamicMmioWindow (
AddrSpace = LShiftU64 (1, PlatformInfoHob->PhysMemAddressWidth);
MmioSpace = LShiftU64 (1, PlatformInfoHob->PhysMemAddressWidth - 3);
- if ((PlatformInfoHob->PcdPciMmio64Size < MmioSpace) &&
+ if (FALSE /* disable for RHEL-9.2, libvirt is not ready yet */ &&
+ (PlatformInfoHob->PcdPciMmio64Size < MmioSpace) &&
(PlatformInfoHob->PcdPciMmio64Base + MmioSpace < AddrSpace))
{
DEBUG ((DEBUG_INFO, "%a: using dynamic mmio window\n", __func__));
--
2.39.3