Quoting "Yoshinori K. Okuji" <[EMAIL PROTECTED]>: > On Tuesday 28 November 2006 10:29, Johan Rydberg wrote: > > "Yoshinori K. Okuji" <[EMAIL PROTECTED]> writes: > > > On Saturday 25 November 2006 04:33, Hollis Blanchard wrote: > > >> That's exactly the point: there will be no difference. Both > > >> architectures will use 64-bit types. > > > > > > No. Both should use 32-bit, because GRUB transfers control in 32-bit > > > mode. Passing 64-bit addresses would be useless in this case. Note that > > > the memory map information is 64-bit even in the previous version of > > > Multiboot Spec. > > > > That will not be true for x86_64-efi, which will have to run in long > > mode. > > Oh, sorry. I meant "x86_64-pc" in the previous message. I just omitted "pc". > When the firmware is different, it is feasible to make a different spec, > but... > > But is it true that EFI starts with 64-bit mode? Where is it defined? In > UEFI? > Could you give me a pointer? Yes, cf tianocore.org. When compiled for x64, it is x64 code :-)
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