Messages in this thread | | | Date | Wed, 22 Aug 2007 00:20:14 -0700 | From | "Yinghai Lu" <> | Subject | Re: [PATCH 0/3] x86_64 EFI runtime service support |
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On 8/21/07, Andi Kleen <ak@suse.de> wrote: > > current LinuxBIOS's path: the elfboot in LinuxBIOS will prepare the > > e820 table, and jump to startup_32 in kernel. is that not good and > > simple? > > The problem is that the zero page cannot be changed at all in this > setup. Or rather it can be only changed by breaking LinuxBios.
FYI.
current mkelfImage is using #define REAL_MODE_DATA_LOC 0x20000 the %esi will be 0x20000
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