"H. Peter Anvin" wrote:
> Followup to: <[EMAIL PROTECTED]> > By author: "Moore, Eric Dean" <[EMAIL PROTECTED]> > In newsgroup: linux.dev.kernel > > > > EBDA - Extended Bios Data Area > > > > Does Linux and various boot loaders(lilo/grub/etc) > > having any restrictions on where and how big > > memory allocated in EBDA is? Is this > > handled for 2.4/2.6 Kernels? > > > > Reason I ask is we are considering having > > BIOS(for a SCSI HBA Controller) allocating > > memory in EBDA for Firmware use. > > We are concerned whether Linux would be writing > > over this region of memory during the handoff > > of BIOS to scsi lower layer driver loading. > > > > In general, dropping the EBDA below 0x9a000 is probably a > bad idea. Recent Linux kernels and boot loaders should handle it, > though. Keep in mind that you might find yourself in serious trouble > if you then have, for example, a PXE stack layered on top of your SCSI > BIOS. There are test software used in manufacturing line that needs this DOS memory. > > > -hpa > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to [EMAIL PROTECTED] > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
