Re: [PATCH v2 2/2] UefiPayloadPkg: Keep reserved MMIO at runtime

["Guo Dong" <guo.dong@intel.com>]

Reviewed-by: Guo Dong <guo.dong@intel.com>

-----Original Message-----
From: Akihiko Odaki <akihiko.odaki@gmail.com> 
Sent: Sunday, April 10, 2022 7:47 PM
Cc: devel@edk2.groups.io; Dong, Guo <guo.dong@intel.com>; Wang, Jian J <jian.j.wang@intel.com>; Gao, Liming <gaoliming@byosoft.com.cn>; Bi, Dandan <dandan.bi@intel.com>; Kinney, Michael D <michael.d.kinney@intel.com>; Liu, Zhiguang <zhiguang.liu@intel.com>; Ni, Ray <ray.ni@intel.com>; Ma, Maurice <maurice.ma@intel.com>; You, Benjamin <benjamin.you@intel.com>; Akihiko Odaki <akihiko.odaki@gmail.com>
Subject: [PATCH v2 2/2] UefiPayloadPkg: Keep reserved MMIO at runtime

Signed-off-by: Akihiko Odaki <akihiko.odaki@gmail.com>
---
 UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c b/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c
index 0fed1e3691..a50f1c0271 100644
--- a/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c
+++ b/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c
@@ -74,7 +74,8 @@ MemInfoCallbackMmio (
              EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |

              EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |

              EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |

-             EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE;

+             EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE |

+             EFI_RESOURCE_ATTRIBUTE_RUNTIME;

 

   BuildResourceDescriptorHob (Type, Attribue, (EFI_PHYSICAL_ADDRESS)Base, Size);

   DEBUG ((DEBUG_INFO, "buildhob: base = 0x%lx, size = 0x%lx, type = 0x%x\n", Base, Size, Type));

-- 
2.35.1