feat(hal-x86_64): more local APIC embetterments #1433

Job	Run time
changed_paths	8s
changed_paths	5s
rustfmt	13s
rustfmt	18s
cargo test (host)	4m 18s
cargo test (host)	4m 28s
Loom tests (cordyceps)	1m 24s
Loom tests (cordyceps)	1m 29s
docs	4m 7s
docs	4m 5s
cargo test (cross x64)	4m 37s
cargo test (cross x64)	6m 44s
clippy	2m 49s
clippy	2m 42s
Miri tests (cordyceps)	2m 48s
Miri tests (cordyceps)	2m 48s
Tests (maitake, no-default-features)	1m 29s
Tests (maitake, no-default-features)	1m 32s
Loom tests (maitake)	4m 13s
Loom tests (maitake)	4m 12s
Miri tests (maitake)	33m 35s
Miri tests (maitake)	32m 58s
build boot image (x86_64)	3m 6s
build boot image (x86_64)	3m 7s
cargo check (host)	3m 50s
cargo check (host)	3m 41s
all_systems_go	0s
all_systems_go	0s
	2h 14m 46s

Provide feedback