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From: Laszlo Ersek <lersek@redhat.com>
To: edk2-devel-01 <edk2-devel@ml01.01.org>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Subject: Re: [PATCH 4/6] ArmVirtPkg/QemuFwCfgLib: add explicitly initialized instance
Date: Wed, 8 Mar 2017 20:11:29 +0100	[thread overview]
Message-ID: <2c6a1b37-7b80-2dbc-fa3d-86b9f6f5fa0f@redhat.com> (raw)
In-Reply-To: <20170308190511.31195-5-lersek@redhat.com>

On 03/08/17 20:05, Laszlo Ersek wrote:
> The QemuFwCfgLibExplicitInit instance differs from the normally used one
> in that the client module has to call the QemuFwCfgInitialize() function
> explicitly -- there is no library constructor --, and the client shall
> also ensure that the dependency on FDT_CLIENT_PROTOCOL is satisfied --
> there is no DepEx.
> 
> In particular this enables the module that produces FDT_CLIENT_PROTOCOL to
> use the library, after the protocol is installed.
> 
> Note that neither QemuFwCfgLib instance calls
> FDT_CLIENT_PROTOCOL.GetOsExposure(). In fact, the QemuFwCfgLibExplicitInit
> instance will be utilized to implement
> FDT_CLIENT_PROTOCOL.GetOsExposure().
> 
> Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
> Contributed-under: TianoCore Contribution Agreement 1.0
> Signed-off-by: Laszlo Ersek <lersek@redhat.com>
> ---
>  ArmVirtPkg/Library/QemuFwCfgLib/{QemuFwCfgLib.inf => QemuFwCfgLibExplicitInit.inf} | 15 +++++----------
>  1 file changed, 5 insertions(+), 10 deletions(-)
> 
> diff --git a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf b/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLibExplicitInit.inf
> similarity index 72%
> copy from ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
> copy to ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLibExplicitInit.inf
> index eff4a2165062..007e5f1b2d54 100644
> --- a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
> +++ b/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLibExplicitInit.inf
> @@ -1,8 +1,8 @@
>  ## @file
>  #
> -#  Stateful, implicitly initialized fw_cfg library.
> +#  Stateful, explicitly initialized fw_cfg library.
>  #
> -#  Copyright (C) 2013 - 2014, Red Hat, Inc.
> +#  Copyright (C) 2013 - 2017, Red Hat, Inc.
>  #  Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>
>  #
>  #  This program and the accompanying materials are licensed and made available
> @@ -18,13 +18,11 @@
>  
>  [Defines]
>    INF_VERSION                    = 0x00010005
> -  BASE_NAME                      = QemuFwCfgLib
> -  FILE_GUID                      = B271F41F-B841-48A9-BA8D-545B4BC2E2BF
> +  BASE_NAME                      = QemuFwCfgLibExplicitInit
> +  FILE_GUID                      = 7DF98175-3819-4966-A48C-E56056EA8F42
>    MODULE_TYPE                    = BASE
>    VERSION_STRING                 = 1.0
> -  LIBRARY_CLASS                  = QemuFwCfgLib|DXE_DRIVER
> -
> -  CONSTRUCTOR                    = QemuFwCfgInitialize
> +  LIBRARY_CLASS                  = QemuFwCfgLib|DXE_DRIVER UEFI_DRIVER

The LIBRARY_CLASS change was unintentional (rebase oversight); if no
other issue is found, I'll fix it up before I push the series.

Thanks & sorry
Laszlo

>  
>  #
>  # The following information is for reference only and not required by the build
> @@ -50,6 +48,3 @@ [LibraryClasses]
>  
>  [Protocols]
>    gFdtClientProtocolGuid                                ## CONSUMES
> -
> -[Depex]
> -  gFdtClientProtocolGuid
> 



  reply	other threads:[~2017-03-08 19:11 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-08 19:05 [PATCH 0/6] ArmVirtPkg: don't forward the DT to the OS if QEMU provides ACPI Laszlo Ersek
2017-03-08 19:05 ` [PATCH 1/6] ArmVirtPkg/FdtClientDxe: supplement missing EFIAPI calling conv specifiers Laszlo Ersek
2017-03-08 19:05 ` [PATCH 2/6] ArmVirtPkg: introduce FDT_CLIENT_PROTOCOL.GetOsExposure() member function Laszlo Ersek
2017-03-08 19:05 ` [PATCH 3/6] ArmVirtPkg/ArmVirtPL031FdtClientLib: get rid of PcdPureAcpiBoot dependency Laszlo Ersek
2017-03-08 19:05 ` [PATCH 4/6] ArmVirtPkg/QemuFwCfgLib: add explicitly initialized instance Laszlo Ersek
2017-03-08 19:11   ` Laszlo Ersek [this message]
2017-03-08 19:05 ` [PATCH 5/6] ArmVirtPkg/FdtClientDxe: don't forward DT to OS if QEMU provides ACPI Laszlo Ersek
2017-03-08 19:05 ` [PATCH 6/6] ArmVirtPkg: remove PURE_ACPI_BOOT_ENABLE and PcdPureAcpiBoot Laszlo Ersek
2017-03-09  8:16 ` [PATCH 0/6] ArmVirtPkg: don't forward the DT to the OS if QEMU provides ACPI Ard Biesheuvel
2017-03-09 11:01   ` Laszlo Ersek
2017-03-09 12:26     ` Ard Biesheuvel
2017-03-09 15:30       ` Laszlo Ersek
2017-03-09 17:00         ` Leif Lindholm
2017-03-09 17:19           ` Laszlo Ersek

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