On 12/05/13 23:09, Jordan Justen wrote: > On Wed, Dec 4, 2013 at 10:29 PM, Laszlo Ersek <ler...@redhat.com> wrote: >> On 12/05/13 00:21, Yao, Jiewen wrote: >>> Hi Laszlo >>> Thanks for the investigation. >>> >>> Maybe I am wrong, but I would like to point out this piece of code works >>> fine on IA real platform. >> >> Thanks for confirming that! I was wondering if it was in active use. > > MdePkg/Library/BaseLib/X64/Thunk16.S seems to work with OVMF. (And > what a lovely piece of assembly code that is! :)
Yes, I had found it. Upon seeing it I went to the corner of my room to cry for ten minutes. And I've been hoping people wouldn't mention it on the list as an example :) > Maybe it can help uncover a way to make the S3 thunk work too? Maybe :) I found this pearl too: http://wiki.osdev.org/Real_Mode#Switching_from_Protected_Mode_to_Real_Mode Hopefully the latter will help me understand the former... Thanks! Laszlo ------------------------------------------------------------------------------ Sponsored by Intel(R) XDK Develop, test and display web and hybrid apps with a single code base. Download it for free now! http://pubads.g.doubleclick.net/gampad/clk?id=111408631&iu=/4140/ostg.clktrk _______________________________________________ edk2-devel mailing list edk2-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/edk2-devel