X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=OvmfPkg%2FOvmfPkg.dec;h=27bcfc141e5a17a23ebb1dfcd5ab13c47969644e;hp=021ac2a7721164c5092de9c75b53ef5516b3f756;hb=5e2e5647b9fba569b7ba5ede0a77d06ae3c16504;hpb=5b31f660c92c7c8b9cfc727cb6802602e64eee0d

diff --git a/OvmfPkg/OvmfPkg.dec b/OvmfPkg/OvmfPkg.dec
index 021ac2a772..27bcfc141e 100644
--- a/OvmfPkg/OvmfPkg.dec
+++ b/OvmfPkg/OvmfPkg.dec
@@ -69,6 +69,7 @@
   gBlockMmioProtocolGuid              = {0x6b558ce3, 0x69e5, 0x4c67, {0xa6, 0x34, 0xf7, 0xfe, 0x72, 0xad, 0xbe, 0x84}}
   gXenBusProtocolGuid                 = {0x3d3ca290, 0xb9a5, 0x11e3, {0xb7, 0x5d, 0xb8, 0xac, 0x6f, 0x7d, 0x65, 0xe6}}
   gXenIoProtocolGuid                  = {0x6efac84f, 0x0ab0, 0x4747, {0x81, 0xbe, 0x85, 0x55, 0x62, 0x59, 0x04, 0x49}}
+  gIoMmuAbsentProtocolGuid            = {0xf8775d50, 0x8abd, 0x4adf, {0x92, 0xac, 0x85, 0x3e, 0x51, 0xf6, 0xc8, 0xdc}}
 
 [PcdsFixedAtBuild]
   gUefiOvmfPkgTokenSpaceGuid.PcdOvmfPeiMemFvBase|0x0|UINT32|0
@@ -90,13 +91,6 @@
   gUefiOvmfPkgTokenSpaceGuid.PcdVirtioScsiMaxTargetLimit|31|UINT16|6
   gUefiOvmfPkgTokenSpaceGuid.PcdVirtioScsiMaxLunLimit|7|UINT32|7
 
-  ## The following setting controls how many megabytes we configure as TSEG on
-  #  Q35, for SMRAM purposes. Permitted values are: 1, 2, 8. Other values cause
-  #  undefined behavior.
-  #
-  #  This PCD is only consulted if PcdSmmSmramRequire is TRUE (see below).
-  gUefiOvmfPkgTokenSpaceGuid.PcdQ35TsegMbytes|8|UINT16|0x20
-
   gUefiOvmfPkgTokenSpaceGuid.PcdOvmfFlashNvStorageEventLogBase|0x0|UINT32|0x8
   gUefiOvmfPkgTokenSpaceGuid.PcdOvmfFlashNvStorageEventLogSize|0x0|UINT32|0x9
   gUefiOvmfPkgTokenSpaceGuid.PcdOvmfFirmwareFdSize|0x0|UINT32|0xa
@@ -135,6 +129,14 @@
   gUefiOvmfPkgTokenSpaceGuid.PcdPciMmio64Base|0x0|UINT64|0x26
   gUefiOvmfPkgTokenSpaceGuid.PcdPciMmio64Size|0x0|UINT64|0x27
 
+  ## The following setting controls how many megabytes we configure as TSEG on
+  #  Q35, for SMRAM purposes. Permitted defaults are: 1, 2, 8. Other defaults
+  #  cause undefined behavior. During boot, the PCD is updated by PlatformPei
+  #  to reflect the extended TSEG size, if one is advertized by QEMU.
+  #
+  #  This PCD is only accessed if PcdSmmSmramRequire is TRUE (see below).
+  gUefiOvmfPkgTokenSpaceGuid.PcdQ35TsegMbytes|8|UINT16|0x20
+
 [PcdsFeatureFlag]
   gUefiOvmfPkgTokenSpaceGuid.PcdQemuBootOrderPciTranslation|TRUE|BOOLEAN|0x1c
   gUefiOvmfPkgTokenSpaceGuid.PcdQemuBootOrderMmioTranslation|FALSE|BOOLEAN|0x1d