> > My point is that it doesn't have to be during boot, it could be after > userland started a least a bit. >
A simple question: Is It possible to run a routine in userland from gnumach? Or It's necessary to run a external userland application, as a Hurd server. I don't know if could be possible to call to Hurd ACPI translator from gnumach. El dom., 10 mar. 2019 a las 16:16, Samuel Thibault (<samuel.thiba...@gnu.org>) escribió: > Almudena Garcia, le dim. 10 mars 2019 16:04:29 +0100, a ecrit: > > I don't sure about you says. Are you suggesting to boot the other cores > from a > > Hurd server? > > I mean to possibly provide from userland to the kernel the information > for booting the other cores. > > > My idea is about to implement SMP support from gnumach, searching and > starting > > the cpus during the boot. > > My point is that it doesn't have to be during boot, it could be after > userland started a least a bit. > > > I can find the other cpus (the local apic and ioapic) from ACPI tables, > but > > after this I need to send an IPI to enable them, and configure their > lapic and > > ioapic. > > Sure, the actual implementation needs to be in the kernel. I just mean > we can avoid the complex ACPI stuff part in the kernel by just using a > user-level implementation. > > Samuel >
