On Fri, 2025-09-05 at 11:25 +0200, Jan Engelhardt wrote: > On Friday 2025-09-05 08:09, John Paul Adrian Glaubitz wrote: > > > Please keep in mind that SILO works with blocklists meaning that you > > can't place the kernel in arbitrary locations and reference them as > > files. > > Not how I remember it. > > x86 LILO kept blocklists of the kernel file, so you had to rerun > it all the time. > > SILO on the other hand kept a blocklist on some drivers > (/boot/*.b), and rerunning silo was only needed when a new > silo.deb was installed, not when placing kernels. > > > In any case, the boot process seems exceptionally similar between x86 > and SPARC OBP; x86 firmware loads sector 0 and OBP loads sector 1 > (because someone decided to put a disk label at sector 0 instead). > Once your 512-byte program runs, you have free reign to load > whatever other code in whatever complex ways you can think of.
You're right, it's the stage2 bootloader that is accessed via blocklists. Adrian -- .''`. John Paul Adrian Glaubitz : :' : Debian Developer `. `' Physicist `- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913
