On Wed, 19 Aug 2009, Jason Wang wrote:
Hi Kevin, After fixing the problem of usbrom int13 AH=08, Now the usbrom can return correct of CHS parameters. "error 21 "have been resolved, but now the problem is "error 2" which means it can not find the "/boot/grub/menu.lst" i am still debugging. Any suggestion will be welcome.
Take a look at "http://grub.enbug.org/Manual";. Russ
On Mon, Aug 17, 2009 at 12:26 AM, Kevin O'Connor <[email protected]> wrote: On Mon, Aug 17, 2009 at 12:06:04AM +0800, Jason Wang wrote: > hi all, > here is my usbrom latest progress. > 1) usbrom can hook int13 > 2) usbrom can support int13 lba mode which including int13,ah=02,42,41 > 3) usbrom can be used to boot grub from usb disk. Grub can step into > stage1.5 Great! > but there still some problems which should be considered > 1) how to make usbrom only respond to requests which used for usb not hard > disk. ( in my eyes, diff these requests by drive number?) > 2) how do assign the drive number for usb disk? just followed by 80? anyone > can give me an details about that? This is covered in the bios boot specification (bbs) document. -Kevin > -- > Jason Wang > Peking University -- Jason Wang Peking University
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