Re[2]: [Etherboot-developers] Q: does xstart work?
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From: Anselm M. H. <an...@ho...> - 2002-07-24 21:18:55
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Hello Eric, list, EWB> Probably the fun part is keeping track of which areas have been allocated EWB> to the partially loaded image. >> I'm not so concerned about the text segment size of Etherboot when >> Etherboot is converted to run high. In the current version the main >> concern is the 48kB limitation. I think there are few machines that >> can't spare a couple of hundred kB from the top of memory during the >> image loading phase. One is not supposed to load memory to brim anyway, >> Linux will need room to expand when it gains control. EWB> Except when you have a ramdisk. But a sane implemenation will load EWB> the ramdisk low, and then push it up higher if required. Though I seem EWB> to like the insane varieties. As I see it, Eric, you used the last room for just beyond land's end for SLAM downloaded data stuff. BTW, I copied that idea, so the last [image-block-num]*[image-block-size] bytes of memory are used for that purpose in TFTM too. No problem to spare the last say 300kB, but one must not forget! Best regards, Anselm mailto:an...@ho... |