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From: "Gerd Hoffmann" <kraxel@redhat.com>
To: devel@edk2.groups.io
Cc: Gerd Hoffmann <kraxel@redhat.com>, Jiewen Yao <Jiewen.yao@intel.com>
Subject: [PATCH v2 12/19] OvmfPkg/Microvm: PlatformPei/Platform memory map tweaks
Date: Fri,  3 Sep 2021 14:55:25 +0200	[thread overview]
Message-ID: <20210903125532.393574-13-kraxel@redhat.com> (raw)
In-Reply-To: <20210903125532.393574-1-kraxel@redhat.com>

Microvm needs ioapic hobs only.

Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=3599
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Jiewen Yao <Jiewen.yao@intel.com>
---
 OvmfPkg/PlatformPei/Platform.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/OvmfPkg/PlatformPei/Platform.c b/OvmfPkg/PlatformPei/Platform.c
index d3a20122a2ea..d425a5c429c6 100644
--- a/OvmfPkg/PlatformPei/Platform.c
+++ b/OvmfPkg/PlatformPei/Platform.c
@@ -159,6 +159,12 @@ MemMapInitialization (
   //
   AddIoMemoryRangeHob (0x0A0000, BASE_1MB);
 
+  if (mHostBridgeDevId == 0xffff /* microvm */) {
+    AddIoMemoryBaseSizeHob (0xFEC00000, SIZE_4KB); /* ioapic #1 */
+    AddIoMemoryBaseSizeHob (0xFEC10000, SIZE_4KB); /* ioapic #2 */
+    return;
+  }
+
   TopOfLowRam = GetSystemMemorySizeBelow4gb ();
   PciExBarBase = 0;
   if (mHostBridgeDevId == INTEL_Q35_MCH_DEVICE_ID) {
-- 
2.31.1


  parent reply	other threads:[~2021-09-03 12:56 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-03 12:55 [PATCH v2 00/19] [RFC] OvmfPkg: Add support for microvm machine type Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 01/19] OvmfPkg/Microvm: copy OvmfPkgX64 files as-is Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 02/19] OvmfPkg/Microvm: rename output files, fix includes Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 03/19] OvmfPkg/Microvm: no smm Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 04/19] OvmfPkg/Microvm: no secure boot Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 05/19] OvmfPkg/Microvm: no tpm Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 06/19] OvmfPkg/Microvm: no sev Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 07/19] OvmfPkg/Microvm: no csm Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 08/19] OvmfPkg/Microvm: no emulated scsi Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 09/19] OvmfPkg/Microvm: use MdePkg/Library/SecPeiDxeTimerLibCpu Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 10/19] OvmfPkg/Microvm: use XenTimerDxe (lapic timer) Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 11/19] OvmfPkg/Microvm: PlatformPei/MemDetect tweaks Gerd Hoffmann
2021-09-03 12:55 ` Gerd Hoffmann [this message]
2021-09-03 12:55 ` [PATCH v2 13/19] OvmfPkg/Microvm: PlatformPei/Platform: add id Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 14/19] OvmfPkg/ResetSystemLib: add driver for microvm Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 15/19] OvmfPkg/Microvm: BdsPlatform: PciAcpiInitialization tweak Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 16/19] OvmfPkg/Microvm: use PciHostBridgeLibNull Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 17/19] OvmfPkg/Microvm: wire up serial console, drop super-io Gerd Hoffmann
2021-09-03 12:55 ` [PATCH v2 18/19] OvmfPkg/Microvm: add README Gerd Hoffmann
2021-09-03 14:44   ` [edk2-devel] " Yao, Jiewen
2021-09-03 12:55 ` [PATCH v2 19/19] OvmfPkg/Microvm: add Maintainers.txt entry Gerd Hoffmann
2021-09-03 14:43   ` [edk2-devel] " Yao, Jiewen

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