Thanks Liming, I will try it.

BestRegards
Fu Siyuan

> -----Original Message-----
> From: Gao, Liming
> Sent: Monday, December 17, 2018 11:07 AM
> To: Fu, Siyuan <siyuan...@intel.com>; Laszlo Ersek <ler...@redhat.com>; Ard
> Biesheuvel <ard.biesheu...@linaro.org>
> Cc: edk2-devel@lists.01.org
> Subject: RE: [PATCH] ArmVirtPkg/ArmVirt.dsc.inc: define TcpIoLib resolution
> unconditionally
> 
> Siyuan:
>   I know the windows GCC pre built binary can be downloaded from
> https://sourceforge.net/projects/edk2developertoolsforwindows/files/Tool%20Cha
> in%20Binaries/. Although pre-built binary GCC is three years ago, they can
> still work. For example, after you download gcc492 arm, then you can set
> GCC49_ARM_PREFIX and GCC49_DLL to point ARM GCC path, then build ARM platform
> with -a ARM arch and -t GCC49 tool chain. Below is my setting:
>      set GCC49_ARM_PREFIX=D:\Tools\GCC\gcc492-arm\bin\
>      set GCC49_DLL=D:\Tools\GCC\gcc492-arm\dll\
> 
> Thanks
> Liming
> >-----Original Message-----
> >From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behalf Of Fu,
> >Siyuan
> >Sent: Monday, December 17, 2018 9:51 AM
> >To: Laszlo Ersek <ler...@redhat.com>; Ard Biesheuvel
> ><ard.biesheu...@linaro.org>
> >Cc: edk2-devel@lists.01.org
> >Subject: Re: [edk2] [PATCH] ArmVirtPkg/ArmVirt.dsc.inc: define TcpIoLib
> >resolution unconditionally
> >
> >Hi, Laszlo
> >
> >> -----Original Message-----
> >> From: Laszlo Ersek [mailto:ler...@redhat.com]
> >> Sent: Friday, December 14, 2018 9:56 PM
> >> To: Ard Biesheuvel <ard.biesheu...@linaro.org>; Fu, Siyuan
> >> <siyuan...@intel.com>
> >> Cc: edk2-devel@lists.01.org; julien.gr...@linaro.org
> >> Subject: Re: [PATCH] ArmVirtPkg/ArmVirt.dsc.inc: define TcpIoLib resolution
> >> unconditionally
> >>
> >> On 12/14/18 12:22, Ard Biesheuvel wrote:
> >> > Commit 9a67ba261fe9 ("ArmVirtPkg: Replace obsoleted network drivers
> >> > from platform DSC/FDF") failed to take into account that the now
> >> > unconditionally included IScsiDxe.inf from NetworkPkg requires a
> >> > resolution for TcpIoLib.
> >>
> >> I don't understand why this happened.
> >>
> >>
> >> (a) I warned *precisely* about this issue, when I reviewed the v2
> >> version of said commit. See bullet (5) in the following message:
> >>
> >> http://mid.mail-archive.com/cdd81f4c-1bdc-8bae-63a9-
> >58eb4eb2a...@redhat.com
> >>
> >>
> >> (b) What's more, my comments for the v3 version were summarily ignored
> >> as well. See bullet (2) in:
> >>
> >> http://mid.mail-archive.com/91d253ae-9d0c-e28b-1bda-
> >1be98cee4...@redhat.com
> >>
> >> And now, the BaseCryptLib, OpensslLib and IntrinsicLib resolutions for
> >> [LibraryClasses.common.UEFI_DRIVER] have been added to
> >> "ArmVirtPkg/ArmVirtQemuKernel.dsc", despite their being redundant and
> >my
> >> having pointed out that fact. Worse, "ArmVirtQemuKernel.dsc" uses
> >> "OpensslLib.inf", while "OpensslLibCrypto.inf" from "ArmVirt.dsc.inc" is
> >> perfectly sufficient.
> >>
> >>
> >> Commit 9a67ba261fe9 does not carry my R-b, and that's not a random fact.
> >> The v3 patch was *not* ready for being pushed, to my eyes. And I was
> >> pretty explicit about that.
> >>
> >>
> >> > Since specifying such a resolution is harmless
> >> > for platforms that have no networking enabled, let's just fix things
> >> > by dropping the conditionals around it.
> >> >
> >> > Contributed-under: TianoCore Contribution Agreement 1.1
> >> > Signed-off-by: Ard Biesheuvel <ard.biesheu...@linaro.org>
> >> > ---
> >> >  ArmVirtPkg/ArmVirt.dsc.inc | 2 --
> >> >  1 file changed, 2 deletions(-)
> >> >
> >> > diff --git a/ArmVirtPkg/ArmVirt.dsc.inc b/ArmVirtPkg/ArmVirt.dsc.inc
> >> > index c3549c84d4c6..89c2db074711 100644
> >> > --- a/ArmVirtPkg/ArmVirt.dsc.inc
> >> > +++ b/ArmVirtPkg/ArmVirt.dsc.inc
> >> > @@ -80,9 +80,7 @@
> >> >    DpcLib|MdeModulePkg/Library/DxeDpcLib/DxeDpcLib.inf
> >> >    UdpIoLib|MdeModulePkg/Library/DxeUdpIoLib/DxeUdpIoLib.inf
> >> >    IpIoLib|MdeModulePkg/Library/DxeIpIoLib/DxeIpIoLib.inf
> >> > -!if $(NETWORK_IP6_ENABLE) == TRUE
> >> >    TcpIoLib|MdeModulePkg/Library/DxeTcpIoLib/DxeTcpIoLib.inf
> >> > -!endif
> >> >  !if $(HTTP_BOOT_ENABLE) == TRUE
> >> >    HttpLib|MdeModulePkg/Library/DxeHttpLib/DxeHttpLib.inf
> >> >  !endif
> >> >
> >>
> >> I'm *very strongly* tempted to simply revert 9a67ba261fe9, for blatantly
> >> ignoring my explicit requests for updates. However, that would only
> >> result in my having to review more (possibly incomplete) iterations of
> >> the patch.
> >>
> >> At least, this incremental fix is in line with my request in (a) -- "we
> >> should make the current TcpIoLib class resolution unconditional". Please
> >> go ahead and push it.
> >>
> >> Reviewed-by: Laszlo Ersek <ler...@redhat.com>
> >>
> >> I should really file a TianoCore BZ about the wrong / redundant
> >> OpensslLib resolution in ArmVirtQemuKernel.dsc too. It's difficult for
> >> me to find te motivation for that right now, seeing the disregard for my
> >> earlier reviews.
> >>
> >> Laszlo
> >
> >My apologies for missed your review email of the v3 patch and pushed the
> >changes. The original patch set was made one month ago and I didn't carefully
> >checked all the review feedback emails when I started to work on it again
> >in the last week.
> >
> >I have created a new patch upon this fix to remove the redundant libraries
> >and adjust driver order, please check this patch mail.
> >https://lists.01.org/pipermail/edk2-devel/2018-December/034070.html
> >
> >And I'm also sorry that this new patch are also not tested for build, I tried
> >to search the wiki patch for setting up the ARM build toolchain on my
> >windows
> >OS but failed to make it. I will appreciate if you can help to provide a
> guide
> >or any link for ARM package build on windows machine, so I could test my
> >patch
> >in future.
> >
> >Best Regards,
> >Siyuan
> >
> >_______________________________________________
> >edk2-devel mailing list
> >edk2-devel@lists.01.org
> >https://lists.01.org/mailman/listinfo/edk2-devel
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