diff options
| -rw-r--r-- | OvmfPkg/OvmfPkg.dec | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/OvmfPkg/OvmfPkg.dec b/OvmfPkg/OvmfPkg.dec index c46b72f069..e5f74a1248 100644 --- a/OvmfPkg/OvmfPkg.dec +++ b/OvmfPkg/OvmfPkg.dec @@ -129,10 +129,11 @@ gUefiOvmfPkgTokenSpaceGuid.PcdPciMmio64Size|0x0|UINT64|0x27
## 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.
+ # 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 consulted if PcdSmmSmramRequire is TRUE (see below).
+ # This PCD is only accessed if PcdSmmSmramRequire is TRUE (see below).
gUefiOvmfPkgTokenSpaceGuid.PcdQ35TsegMbytes|8|UINT16|0x20
[PcdsFeatureFlag]
|