supervisor: x2apic/ioapic and infrastructure#220
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iskamag wants to merge 42 commits into
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…Us from x2APIC entries.
…e, run queues, counters).
…d interrupt routing.
…, inhibit-scheduling.
… flag in idle loop.
…ocation - Change mcs-node slot initform from (%make-mcs-node) to nil to avoid cold-generator eval issue with cross-environment function references - Pre-allocate mcs-node in cold-generator and CPU init functions - Add %cpuid-1-ecx-early: save/restore EBX around CPUID for early boot - Skip lapic registers invalid in x2APIC mode (ARP, PPR, logical dest) - Initialize *io-apics*/*io-apic-active-p* with boundp checks
…eclaim dead threads
…-button to use broadcast-ipi
… remove stale TODO
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Adds:
x2apic
io-apic
directed IPIs
lazy TLB shootdown
fair MCS spinlocks
the skeleton for MSI + irq balancing and scheduler rewrite branches.
Boots into desktop on my machine. Not tested on ARM.