On Monday 30 October 2006 16:04, Ruslan Ermilov wrote: > On Mon, Oct 30, 2006 at 11:55:54AM -0500, John Baldwin wrote: > > On Sunday 29 October 2006 09:50, Ruslan Ermilov wrote: > > > ru 2006-10-29 14:50:58 UTC > > > > > > FreeBSD src repository > > > > > > Modified files: > > > sys/boot/common load_elf.c > > > sys/boot/i386/boot2 boot2.c > > > sys/boot/i386/libi386 elf32_freebsd.c > > > sys/boot/pc98/boot2 boot.c > > > Log: > > > Because the BTX mini-kernel now uses flat memory mode and clients > > > are no longer limited to a virtual address space of 16 megabytes, > > > only mask high two bits of a virtual address. This allows to load > > > larger kernels (up to 1 gigabyte). Not masking addresses at all > > > was a bad idea on machines with less than >3G of memory -- kernels > > > are linked at 0xc0xxxxxx, and that would attempt to load a kernel > > > at above 3G. By masking only two highest bits we stay within the > > > safe limits while still allowing to boot larger kernels. > > > > > > (This is a safer reimplmentation of sys/boot/i386/boot2/boot.2.c > > > rev. 1.71.) > > > > > > Prodded by: jhb > > > Tested by: nyan (pc98) > > > > Thanks! > > > Do you think it would be a good idea to MFC this in time for 6.2?
I think so, but see my other e-mail, I think it should mask 4 bits rather than just 2. -- John Baldwin _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/cvs-all To unsubscribe, send any mail to "[EMAIL PROTECTED]"
