> -----Original Message----- > From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf Of > Wu, Hao A > Sent: Monday, May 27, 2019 10:15 AM > To: Gao, Zhichao; devel@edk2.groups.io > Cc: Wang, Jian J; Ni, Ray; Zeng, Star; Gao, Liming; Sean Brogan; Michael > Turner; Bret Barkelew; Laszlo Ersek > Subject: Re: [edk2-devel] [PATCH V4 0/2] MdeModulePkg: Make the screen > seamless > > For my understanding, the series looks like a feature rather than bug to me. > I suggest to hold this one until the stable tag is created.
Pushed via commits e85cfa2fa4..0a35997643. Best Regards, Hao Wu > > Best Regards, > Hao Wu > > > > -----Original Message----- > > From: Gao, Zhichao > > Sent: Friday, May 24, 2019 10:40 AM > > To: devel@edk2.groups.io > > Cc: Wang, Jian J; Wu, Hao A; Ni, Ray; Zeng, Star; Gao, Liming; Sean Brogan; > > Michael Turner; Bret Barkelew; Laszlo Ersek > > Subject: [PATCH V4 0/2] MdeModulePkg: Make the screen seamless > > > > For now most platforms support display function at PEI phase. > > But the conspliter and graphics console driver would clear the > > screen at BDS connect console phase. Maybe some platforms would > > show logo in the next or maybe not. For consumers, it looks like > > the screen flashed. > > So change the behavior of graphics console devices while connect > > console devices to maintain seamless screen from PEI. > > > > Test has done on MinPlatform Kabylake-RVP3 which support PEI > > display. > > > > V2: > > Make the SetMode not clear the screen only at the first boot during > > the first conncettion of graphics device. > > > > V3: > > Abandon V2. Directly set the output mode without clear the screen > > while initialize the graphics console device. Add clear screen operation > > in stop function of graphics console device. > > > > V4: > > Fix incorrect mode check in V3. > > Initialize the mode to an invalid mode. If no perfer mode is found, it > > is better to initialize its text mode to an invalid one. > > Remove the ClearScreen fuction in the BindingStop function in V3. > > The graphics output driver may disconnect before graphics console, that > > may cause a system exception because of using released resource. > > Impact: the screen would not be cleared after reconnect the graphics > device > > thru software, such as 'reconnect -r' in shell. > > > > Cc: Jian J Wang <jian.j.w...@intel.com> > > Cc: Hao Wu <hao.a...@intel.com> > > Cc: Ray Ni <ray...@intel.com> > > Cc: Star Zeng <star.z...@intel.com> > > Cc: Liming Gao <liming....@intel.com> > > Cc: Sean Brogan <sean.bro...@microsoft.com> > > Cc: Michael Turner <michael.tur...@microsoft.com> > > Cc: Bret Barkelew <bret.barke...@microsoft.com> > > Cc: Laszlo Ersek <ler...@redhat.com> > > > > Aaron Antone (1): > > MdeModulePkg/ConSplitterDxe: Optimize the > > ConSplitterTextOutSetMode > > > > Zhichao Gao (1): > > MdeModulePkg/GraphicsConsoleDxe: Initialize the output mode > > > > .../Console/ConSplitterDxe/ConSplitter.c | 33 ++++++++++----- > > .../Console/ConSplitterDxe/ConSplitter.h | 4 +- > > .../GraphicsConsoleDxe/GraphicsConsole.c | 42 ++++++++++++++----- > > .../GraphicsConsoleDxe/GraphicsConsoleDxe.inf | 2 + > > 4 files changed, 59 insertions(+), 22 deletions(-) > > > > -- > > 2.21.0.windows.1 > > > -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#42330): https://edk2.groups.io/g/devel/message/42330 Mute This Topic: https://groups.io/mt/31738399/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
