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add arm64 support

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- add arm64 dependent codes with GICv3 and SVE support
- fix bugs based on architecture separation requests
This commit is contained in:
Takayuki Okamoto
2017-09-05 15:06:27 +09:00
parent 704096b139
commit 9989f41fd3
192 changed files with 26941 additions and 34 deletions
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74
arch/x86/kernel/cpu.c
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@@ -43,6 +43,11 @@
#define LAPIC_ICR0 0x300
#define LAPIC_ICR2 0x310
#define LAPIC_ESR 0x280
#ifdef POSTK_DEBUG_ARCH_DEP_75 /* x86 depend hide */
#define LOCAL_TIMER_VECTOR 0xef
#define LOCAL_PERF_VECTOR 0xf0
#define LOCAL_SMP_FUNC_CALL_VECTOR 0xf1
#endif /* POSTK_DEBUG_ARCH_DEP_75 */
#define APIC_INT_LEVELTRIG 0x08000
#define APIC_INT_ASSERT 0x04000
@@ -1424,6 +1429,22 @@ void ihk_mc_modify_user_context(ihk_mc_user_context_t *uctx,
}
}
#ifdef POSTK_DEBUG_ARCH_DEP_42 /* /proc/cpuinfo support added. */
long ihk_mc_show_cpuinfo(char *buf, size_t buf_size, unsigned long read_off, int *eofp)
{
*eofp = 1;
return -ENOMEM;
}
#endif /* POSTK_DEBUG_ARCH_DEP_42 */
#ifdef POSTK_DEBUG_ARCH_DEP_23 /* add arch dep. clone_thread() function */
void arch_clone_thread(struct thread *othread, unsigned long pc,
unsigned long sp, struct thread *nthread)
{
return;
}
#endif /* POSTK_DEBUG_ARCH_DEP_23 */
void ihk_mc_print_user_context(ihk_mc_user_context_t *uctx)
{
kprintf("CS:RIP = %04lx:%16lx\n", uctx->gpr.cs, uctx->gpr.rip);
@@ -1565,6 +1586,51 @@ int ihk_mc_interrupt_cpu(int cpu, int vector)
return 0;
}
#ifdef POSTK_DEBUG_ARCH_DEP_22
extern void perf_start(struct mc_perf_event *event);
extern void perf_reset(struct mc_perf_event *event);
struct thread *arch_switch_context(struct thread *prev, struct thread *next)
{
struct thread *last;
dkprintf("[%d] schedule: tlsblock_base: 0x%lX\n",
ihk_mc_get_processor_id(), next->tlsblock_base);
/* Set up new TLS.. */
ihk_mc_init_user_tlsbase(next->uctx, next->tlsblock_base);
/* Performance monitoring inherit */
if(next->proc->monitoring_event) {
if(next->proc->perf_status == PP_RESET)
perf_reset(next->proc->monitoring_event);
if(next->proc->perf_status != PP_COUNT) {
perf_reset(next->proc->monitoring_event);
perf_start(next->proc->monitoring_event);
}
}
#ifdef PROFILE_ENABLE
if (prev->profile && prev->profile_start_ts != 0) {
prev->profile_elapsed_ts +=
(rdtsc() - prev->profile_start_ts);
prev->profile_start_ts = 0;
}
if (next->profile && next->profile_start_ts == 0) {
next->profile_start_ts = rdtsc();
}
#endif
if (prev) {
last = ihk_mc_switch_context(&prev->ctx, &next->ctx, prev);
}
else {
last = ihk_mc_switch_context(NULL, &next->ctx, prev);
}
return last;
}
#endif
/*@
@ requires \valid(thread);
@ ensures thread->fp_regs == NULL;
@@ -1619,6 +1685,14 @@ save_fp_regs(struct thread *thread)
}
}
#ifdef POSTK_DEBUG_TEMP_FIX_19
void
clear_fp_regs(struct thread *thread)
{
return;
}
#endif /* POSTK_DEBUG_TEMP_FIX_19 */
/*@
@ requires \valid(thread);
@ assigns thread->fp_regs;