From: Jordan Justen <jordan.l.justen@intel.com>
To: Laszlo Ersek <lersek@redhat.com>,
edk2-devel-01 <edk2-devel@lists.01.org>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Subject: Re: [PATCH 00/12] ArmVirtPkg, OvmfPkg: factor out QemuFwCfgS3Lib
Date: Thu, 23 Feb 2017 08:59:59 -0800 [thread overview]
Message-ID: <148786919988.21275.4276476967482960800@jljusten-ivb> (raw)
In-Reply-To: <20170223014814.10937-1-lersek@redhat.com>
On 2017-02-22 17:48:02, Laszlo Ersek wrote:
> The new QemuFwCfgS3Lib class has two goals:
>
> (a) to query whether S3 support was enabled on the QEMU command line,
>
> (b) to save fw_cfg DMA operations that are to be replayed at S3 resume
> time, and more easily for the programmer than hacking Boot Script
> opcodes manually.
>
> Patches #1 through #5 introduce the new library class, with Base Null,
> PEI fw_cfg, and DXE fw_cfg instances, covering goal (a) in both
> ArmVirtPkg and OvmfPkg.
>
> Patch #6 retires QemuFwCfgS3Enabled() from QemuFwCfgLib (including
> library class and all instances), and switches all client modules to
> QemuFwCfgS3Lib. This separates S3 concerns from QemuFwCfgLib.
1-6 Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
> Patches #7 through #10 cover goal (b) for all three library instances
> (at levels of support that are appropriate for each, of course).
>
> Patches #11 and #12 put the new library class to use in
> OvmfPkg/SmmControl2Dxe and OvmfPkg/AcpiPlatformDxe, eliminating such
> ACPI S3 Boot Script opcode hacking that is related to fw_cfg. (For
> OvmfPkg/SmmControl2Dxe, that's "most of it", for
> OvmfPkg/AcpiPlatformDxe, it's "all of it".)
>
> I tested:
> - ArmVirtQemu boot,
> - OVMF boot without SMM, with S3 enabled and disabled, using a Linux
> guest (and when S3 was enabled, I exercised it),
> - OVMF boot with SMM, with S3 enabled and disabled, using Linux and
> Windows guests,
> - and whenever S3 was enabled, I exercised it
> - and in the Windows guest, I tested VMGENID / WRITE_POINTER too.
>
> The diffstat looks scary, but it's due to comments, I promise.
>
> Bugzilla: https://bugzilla.tianocore.org/show_bug.cgi?id=394
> Repo: https://github.com/lersek/edk2.git
> Branch: fw_cfg_s3
>
> NOTE: if you want to fetch & test the branch, you'll have to revert
> recent commit dc4c770763d0 ("BaseTools: add error check for Macro usage
> in the INF file", 2017-02-20) on top. It causes BaseTools to mis-build
> OVMF. I reported the regression on the list already, in that patch's
> thread.
>
> Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
> Cc: Jordan Justen <jordan.l.justen@intel.com>
>
> Thanks
> Laszlo
>
> Laszlo Ersek (12):
> OvmfPkg: introduce QemuFwCfgS3Lib class
> OvmfPkg/QemuFwCfgS3Lib: add initial Base Null library instance
> OvmfPkg/QemuFwCfgS3Lib: add initial PEI and DXE fw_cfg library
> instances
> ArmVirtPkg: resolve QemuFwCfgS3Lib
> OvmfPkg: resolve QemuFwCfgS3Lib
> ArmVirtPkg, OvmfPkg: retire QemuFwCfgS3Enabled() from QemuFwCfgLib
> OvmfPkg/QemuFwCfgS3Lib: add boot script opcode generation APIs to
> libclass
> OvmfPkg/QemuFwCfgS3Lib: implement opcode APIs for Base Null instance
> OvmfPkg/QemuFwCfgS3Lib: implement opcode APIs for PEI fw_cfg instance
> OvmfPkg/QemuFwCfgS3Lib: implement opcode APIs for DXE fw_cfg instance
> OvmfPkg/SmmControl2Dxe: save fw_cfg boot script with QemuFwCfgS3Lib
> OvmfPkg/AcpiPlatformDxe: save fw_cfg boot script with QemuFwCfgS3Lib
>
> ArmVirtPkg/ArmVirtQemu.dsc | 1 +
> ArmVirtPkg/ArmVirtQemuKernel.dsc | 1 +
> ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c | 17 -
> OvmfPkg/AcpiPlatformDxe/AcpiPlatform.h | 2 +-
> OvmfPkg/AcpiPlatformDxe/AcpiPlatformDxe.inf | 2 +-
> OvmfPkg/AcpiPlatformDxe/BootScript.c | 262 ++-----
> OvmfPkg/AcpiPlatformDxe/QemuFwCfgAcpi.c | 8 +
> OvmfPkg/AcpiPlatformDxe/QemuFwCfgAcpiPlatformDxe.inf | 2 +-
> OvmfPkg/Include/Library/QemuFwCfgLib.h | 14 -
> OvmfPkg/Include/Library/QemuFwCfgS3Lib.h | 357 +++++++++
> OvmfPkg/Library/LockBoxLib/LockBoxDxe.c | 1 +
> OvmfPkg/Library/LockBoxLib/LockBoxDxeLib.inf | 1 +
> OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.h | 1 +
> OvmfPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf | 1 +
> OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c | 28 -
> OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNull.inf | 43 ++
> OvmfPkg/Library/QemuFwCfgS3Lib/DxeQemuFwCfgS3LibFwCfg.inf | 46 ++
> OvmfPkg/Library/QemuFwCfgS3Lib/PeiQemuFwCfgS3LibFwCfg.inf | 44 ++
> OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Base.c | 109 +++
> OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3BasePei.c | 227 ++++++
> OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Dxe.c | 791 ++++++++++++++++++++
> OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Pei.c | 85 +++
> OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3PeiDxe.c | 48 ++
> OvmfPkg/OvmfPkg.dec | 4 +
> OvmfPkg/OvmfPkgIa32.dsc | 3 +
> OvmfPkg/OvmfPkgIa32X64.dsc | 3 +
> OvmfPkg/OvmfPkgX64.dsc | 3 +
> OvmfPkg/PlatformPei/Platform.c | 1 +
> OvmfPkg/PlatformPei/PlatformPei.inf | 1 +
> OvmfPkg/SmmControl2Dxe/SmiFeatures.c | 224 ++----
> OvmfPkg/SmmControl2Dxe/SmiFeatures.h | 5 +-
> OvmfPkg/SmmControl2Dxe/SmmControl2Dxe.c | 6 +-
> OvmfPkg/SmmControl2Dxe/SmmControl2Dxe.inf | 1 +
> 33 files changed, 1917 insertions(+), 425 deletions(-)
> create mode 100644 OvmfPkg/Include/Library/QemuFwCfgS3Lib.h
> create mode 100644 OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNull.inf
> create mode 100644 OvmfPkg/Library/QemuFwCfgS3Lib/DxeQemuFwCfgS3LibFwCfg.inf
> create mode 100644 OvmfPkg/Library/QemuFwCfgS3Lib/PeiQemuFwCfgS3LibFwCfg.inf
> create mode 100644 OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Base.c
> create mode 100644 OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3BasePei.c
> create mode 100644 OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Dxe.c
> create mode 100644 OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Pei.c
> create mode 100644 OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3PeiDxe.c
>
> --
> 2.9.3
>
> _______________________________________________
> edk2-devel mailing list
> edk2-devel@lists.01.org
> https://lists.01.org/mailman/listinfo/edk2-devel
next prev parent reply other threads:[~2017-02-23 17:00 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-23 1:48 [PATCH 00/12] ArmVirtPkg, OvmfPkg: factor out QemuFwCfgS3Lib Laszlo Ersek
2017-02-23 1:48 ` [PATCH 01/12] OvmfPkg: introduce QemuFwCfgS3Lib class Laszlo Ersek
2017-02-23 1:48 ` [PATCH 02/12] OvmfPkg/QemuFwCfgS3Lib: add initial Base Null library instance Laszlo Ersek
2017-02-23 1:48 ` [PATCH 03/12] OvmfPkg/QemuFwCfgS3Lib: add initial PEI and DXE fw_cfg library instances Laszlo Ersek
2017-02-23 1:48 ` [PATCH 04/12] ArmVirtPkg: resolve QemuFwCfgS3Lib Laszlo Ersek
2017-02-23 11:18 ` Ard Biesheuvel
2017-02-23 1:48 ` [PATCH 05/12] OvmfPkg: " Laszlo Ersek
2017-02-23 1:48 ` [PATCH 06/12] ArmVirtPkg, OvmfPkg: retire QemuFwCfgS3Enabled() from QemuFwCfgLib Laszlo Ersek
2017-02-23 11:18 ` Ard Biesheuvel
2017-02-23 1:48 ` [PATCH 07/12] OvmfPkg/QemuFwCfgS3Lib: add boot script opcode generation APIs to libclass Laszlo Ersek
2017-03-10 9:58 ` Jordan Justen
2017-03-10 19:14 ` Laszlo Ersek
2017-02-23 1:48 ` [PATCH 08/12] OvmfPkg/QemuFwCfgS3Lib: implement opcode APIs for Base Null instance Laszlo Ersek
2017-02-23 1:48 ` [PATCH 09/12] OvmfPkg/QemuFwCfgS3Lib: implement opcode APIs for PEI fw_cfg instance Laszlo Ersek
2017-02-23 1:48 ` [PATCH 10/12] OvmfPkg/QemuFwCfgS3Lib: implement opcode APIs for DXE " Laszlo Ersek
2017-02-23 1:48 ` [PATCH 11/12] OvmfPkg/SmmControl2Dxe: save fw_cfg boot script with QemuFwCfgS3Lib Laszlo Ersek
2017-03-10 10:14 ` Jordan Justen
2017-03-10 19:36 ` Laszlo Ersek
2017-03-13 21:32 ` Jordan Justen
2017-03-13 22:12 ` Laszlo Ersek
2017-03-13 22:43 ` Jordan Justen
2017-03-14 1:58 ` Kinney, Michael D
2017-03-14 13:48 ` Laszlo Ersek
2017-03-14 20:38 ` Laszlo Ersek
2017-02-23 1:48 ` [PATCH 12/12] OvmfPkg/AcpiPlatformDxe: " Laszlo Ersek
2017-02-23 16:59 ` Jordan Justen [this message]
2017-02-23 17:22 ` [PATCH 00/12] ArmVirtPkg, OvmfPkg: factor out QemuFwCfgS3Lib Laszlo Ersek
2017-03-06 9:19 ` Jordan Justen
2017-03-06 18:41 ` Laszlo Ersek
2017-03-10 9:55 ` Jordan Justen
2017-03-10 20:16 ` Laszlo Ersek
2017-03-11 3:17 ` Laszlo Ersek
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