diff options
| author | Tom Lendacky <thomas.lendacky@amd.com> | 2024-03-08 07:32:16 -0800 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2024-04-17 20:04:41 +0000 |
| commit | 5a67a2efa7f0542f5afc7eb70f75bc8f6a6c4d24 (patch) | |
| tree | cb89d8cf91ba776abf7373f3135e76404d59500f /OvmfPkg/OvmfPkgX64.fdf | |
| parent | f6bf37c1711c07709b0817a996c5b5a97f263bdd (diff) | |
| download | edk2-5a67a2efa7f0542f5afc7eb70f75bc8f6a6c4d24.tar.gz | |
OvmfPkg: Create a calling area used to communicate with the SVSM
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=4654
An SVSM requires a calling area page whose address (CAA) is used by the
SVSM to communicate and process the SVSM request.
Add a pre-defined page area to the OvmfPkg and AmdSev packages and define
corresponding PCDs used to communicate the location and size of the area.
Keep the AmdSev package in sync with the OvmfPkg and adjust the AmdSev
launch and hash area memory locations.
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Erdem Aktas <erdemaktas@google.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Michael Roth <michael.roth@amd.com>
Cc: Min Xu <min.m.xu@intel.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Diffstat (limited to 'OvmfPkg/OvmfPkgX64.fdf')
| -rw-r--r-- | OvmfPkg/OvmfPkgX64.fdf | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/OvmfPkg/OvmfPkgX64.fdf b/OvmfPkg/OvmfPkgX64.fdf index c3b18b638f..fecb1fcfda 100644 --- a/OvmfPkg/OvmfPkgX64.fdf +++ b/OvmfPkg/OvmfPkgX64.fdf @@ -94,6 +94,9 @@ gUefiOvmfPkgTokenSpaceGuid.PcdOvmfSnpSecretsBase|gUefiOvmfPkgTokenSpaceGuid.PcdO 0x00E000|0x001000
gUefiOvmfPkgTokenSpaceGuid.PcdOvmfCpuidBase|gUefiOvmfPkgTokenSpaceGuid.PcdOvmfCpuidSize
+0x00F000|0x001000
+gUefiOvmfPkgTokenSpaceGuid.PcdOvmfSecSvsmCaaBase|gUefiOvmfPkgTokenSpaceGuid.PcdOvmfSecSvsmCaaSize
+
0x010000|0x010000
gUefiOvmfPkgTokenSpaceGuid.PcdOvmfSecPeiTempRamBase|gUefiOvmfPkgTokenSpaceGuid.PcdOvmfSecPeiTempRamSize
|