This is xnu-11215.1.10. See this file in:
Directory listing for xnu-11215.1.10//osfmk/arm
Makefile
arch.h
arm_init.c
arm_timer.c
asm.h
atomic.h
caches.c
caches_internal.h
commpage/
counter.c
cpu_affinity.h
cpu_capabilities.h
cpu_capabilities_public.h
cpu_common.c
cpu_data.h
cpu_data_internal.h
cpu_internal.h
cpu_number.h
cpu_topology.h
cpu_x86_64_capabilities.h
cpuid.c
cpuid.h
cpuid_internal.h
data.s
dbgwrap.h
exception.h
io_map.c
lock.h
locks.h
locks_arm.c
machdep_call.c
machdep_call.h
machine_cpu.h
machine_cpuid.c
machine_cpuid.h
machine_kpc.h
machine_routines.h
machine_routines_apple.c
machine_routines_common.c
machparam.h
memory_types.h
misc_protos.h
model_dep.c
pal_routines.c
pal_routines.h
pmap/
pmap.h
pmap_public.h
preemption_disable.c
preemption_disable_internal.h
proc_reg.h
rtclock.c
rtclock.h
sched_param.h
setjmp.h
simple_lock.h
smp.h
status_shared.c
string.h
task.h
thread.h
trap.h
trap_internal.h
vm_tuning.h