Mike, I hit it when I was testing an OVMF build. It looks like the OVMF instructions reference the generic getting started guide that omits the submodule update command. Thanks, Andrew Fish > On Aug 26, 2019, at 3:11 PM, Michael D Kinney wrote: > > Andrew, > > I agree the documentation for this should be in the same section as the clone requirements. > > This operation is not always required. Right now, if a platform does not use OpenSSL in CryptoPkg, then the submodule operation can be skipped. > > The documentation should let the developer know when it is required. > > Mike >   <> > From: devel@edk2.groups.io [mailto:devel@edk2.groups.io ] On Behalf Of Andrew Fish via Groups.Io > Sent: Monday, August 26, 2019 2:59 PM > To: Gao, Liming > > Cc: devel@edk2.groups.io ; rebecca@bsdio.com > Subject: Re: [edk2-devel] git submodule update --init --recursive > > Liming, > > I see the usage of Submodules is documented at the end of the Readme.md. I would not think of going to a Submodules section to figure out how to get started or clone the repo. > > I did not think of reading the full Readme.md as most of it is about "How to Contribute to" not how to use the repo. > > From TianoCore.org I followed this path: > https://www.tianocore.org/getting-started.html > https://github.com/tianocore/tianocore.github.io/wiki/Getting-Started-with-EDK-II > > https://github.com/tianocore/tianocore.github.io/wiki/Windows-systems > or > https://github.com/tianocore/tianocore.github.io/wiki/Common-instructions-for-Unix > > > The git clone instructions don't include the "git submodule update --init" instructions and the OVMF build failed. > > bash$ mkdir ~/src > bash$ cd ~/src > bash$ git clone https://github.com/tianocore/edk2 > > Thanks, > > Andrew Fish > > > On Aug 25, 2019, at 8:54 PM, Gao, Liming > wrote: > > edk2\Readme.md Submodules section gives the command to update edk2 project. > > Thanks > Liming > > -----Original Message----- > From: devel@edk2.groups.io [mailto:devel@edk2.groups.io ] On Behalf Of > rebecca@bsdio.com > Sent: Saturday, August 24, 2019 6:24 AM > To: devel@edk2.groups.io ; afish@apple.com > Subject: Re: [edk2-devel] git submodule update --init --recursive > > On 2019-08-23 14:41, Andrew Fish via Groups.Io wrote: > > I was following the instructions on how to build OVMF and my build failed. It > looks like the reason it failed was because I did not do a `git submodule > update --init --recursive`. It would be good if we could make how to clone the > edk2 instructions a bit more obvious. > > > I think we came to the conclusion that "--recursive" isn't needed. But > I've found that there are cases where "--force" is required to make sure > git checks out a submodule correctly. > > > -- > Rebecca Cran > > > > > >