From: "Gerd Hoffmann" <kraxel@redhat.com>
To: devel@edk2.groups.io
Cc: Tom Lendacky <thomas.lendacky@amd.com>,
Jiewen Yao <jiewen.yao@intel.com>,
Oliver Steffen <osteffen@redhat.com>,
Laszlo Ersek <lersek@redhat.com>,
Erdem Aktas <erdemaktas@google.com>,
Michael Roth <michael.roth@amd.com>,
Ard Biesheuvel <ardb+tianocore@kernel.org>,
Gerd Hoffmann <kraxel@redhat.com>, Min Xu <min.m.xu@intel.com>
Subject: [edk2-devel] [PATCH 07/10] OvmfPkg/ResetVector: print post codes for 4/5 level paging
Date: Thu, 22 Feb 2024 12:54:32 +0100 [thread overview]
Message-ID: <20240222115435.85794-8-kraxel@redhat.com> (raw)
In-Reply-To: <20240222115435.85794-1-kraxel@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
OvmfPkg/ResetVector/Ia32/PageTables64.asm | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/OvmfPkg/ResetVector/Ia32/PageTables64.asm b/OvmfPkg/ResetVector/Ia32/PageTables64.asm
index 825589f31193..d736db028277 100644
--- a/OvmfPkg/ResetVector/Ia32/PageTables64.asm
+++ b/OvmfPkg/ResetVector/Ia32/PageTables64.asm
@@ -69,6 +69,10 @@ BITS 32
; Argument: upper 32 bits of the page table entries
;
%macro CreatePageTables4Level 1
+
+ ; indicate 4-level paging
+ debugShowPostCode 0x41
+
;
; Top level Page Directory Pointers (1 * 512GB entry)
;
@@ -153,6 +157,10 @@ BITS 32
; level 3 directory.
;
%macro CreatePageTables5Level 1
+
+ ; indicate 5-level paging
+ debugShowPostCode 0x51
+
; level 5
mov dword[PT_ADDR (0)], PT_ADDR (0x1000) + PAGE_PDE_DIRECTORY_ATTR
mov dword[PT_ADDR (4)], %1
--
2.43.2
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next prev parent reply other threads:[~2024-02-22 11:54 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-22 11:54 [edk2-devel] [PATCH 00/10] OvmfPkg/ResetVector: cleanup and add 5-level paging support Gerd Hoffmann
2024-02-22 11:54 ` [edk2-devel] [PATCH 01/10] OvmfPkg/ResetVector: improve page table flag names Gerd Hoffmann
2024-02-22 11:54 ` [edk2-devel] [PATCH 02/10] OvmfPkg/ResetVector: add ClearOvmfPageTables macro Gerd Hoffmann
2024-02-28 4:09 ` Laszlo Ersek
2024-02-28 8:22 ` Gerd Hoffmann
2024-02-29 7:42 ` Laszlo Ersek
2024-02-22 11:54 ` [edk2-devel] [PATCH 03/10] OvmfPkg/ResetVector: add CreatePageTables4Level macro Gerd Hoffmann
2024-02-28 4:14 ` Laszlo Ersek
2024-02-22 11:54 ` [edk2-devel] [PATCH 04/10] OvmfPkg/ResetVector: split TDX BSP workflow Gerd Hoffmann
2024-02-28 4:34 ` Laszlo Ersek
2024-02-22 11:54 ` [edk2-devel] [PATCH 05/10] OvmfPkg/ResetVector: split SEV and non-CoCo workflows Gerd Hoffmann
2024-02-28 4:51 ` Laszlo Ersek
2024-02-22 11:54 ` [edk2-devel] [PATCH 06/10] OvmfPkg/ResetVector: add 5-level paging support Gerd Hoffmann
2024-02-28 5:33 ` Laszlo Ersek
2024-02-22 11:54 ` Gerd Hoffmann [this message]
2024-02-28 5:35 ` [edk2-devel] [PATCH 07/10] OvmfPkg/ResetVector: print post codes for 4/5 level paging Laszlo Ersek
2024-02-22 11:54 ` [edk2-devel] [PATCH 08/10] OvmfPkg/ResetVector: wire up 5-level paging for TDX Gerd Hoffmann
2024-02-28 5:44 ` Laszlo Ersek
2024-02-22 11:54 ` [edk2-devel] [PATCH 09/10] OvmfPkg/ResetVector: leave SEV VC handler installed longer Gerd Hoffmann
2024-02-28 5:52 ` Laszlo Ersek
2024-02-29 15:47 ` Lendacky, Thomas via groups.io
2024-02-22 11:54 ` [edk2-devel] [PATCH 10/10] OvmfPkg/ResetVector: wire up 5-level paging for SEV Gerd Hoffmann
2024-02-28 5:51 ` Laszlo Ersek
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