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kern: add tracing for irq/scheduling

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This commit is contained in:
Michael Scire
2020-08-03 18:11:13 -07:00
committed by SciresM
parent 8e5c0a9663
commit f058536b59
6 changed files with 59 additions and 12 deletions
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3
libraries/libmesosphere/source/arch/arm64/kern_k_interrupt_manager.cpp
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@@ -111,6 +111,9 @@ namespace ams::kern::arch::arm64 {
const u32 raw_irq = this->interrupt_controller.GetIrq();
const s32 irq = KInterruptController::ConvertRawIrq(raw_irq);
/* Trace the interrupt. */
MESOSPHERE_KTRACE_INTERRUPT(irq);
/* If the IRQ is spurious, we don't need to reschedule. */
if (irq < 0) {
return false;

12
libraries/libmesosphere/source/arch/arm64/svc/kern_svc_handlers_asm.s
View File

@@ -86,18 +86,20 @@ _ZN3ams4kern4arch5arm6412SvcHandler64Ev:
/* If we should, trace the svc entry. */
#if defined(MESOSPHERE_BUILD_FOR_TRACING)
sub sp, sp, #0x40
sub sp, sp, #0x50
stp x0, x1, [sp, #(8 * 0)]
stp x2, x3, [sp, #(8 * 2)]
stp x4, x5, [sp, #(8 * 4)]
stp x6, x7, [sp, #(8 * 6)]
str x11, [sp, #(8 * 8)]
mov x0, sp
bl _ZN3ams4kern3svc13TraceSvcEntryEPKm
ldp x0, x1, [sp, #(8 * 0)]
ldp x2, x3, [sp, #(8 * 2)]
ldp x4, x5, [sp, #(8 * 4)]
ldp x6, x7, [sp, #(8 * 6)]
add sp, sp, #0x40
ldr x11, [sp, #(8 * 8)]
add sp, sp, #0x50
#endif
/* Invoke the SVC handler. */
@@ -294,18 +296,20 @@ _ZN3ams4kern4arch5arm6412SvcHandler32Ev:
/* If we should, trace the svc entry. */
#if defined(MESOSPHERE_BUILD_FOR_TRACING)
sub sp, sp, #0x40
sub sp, sp, #0x50
stp x0, x1, [sp, #(8 * 0)]
stp x2, x3, [sp, #(8 * 2)]
stp x4, x5, [sp, #(8 * 4)]
stp x6, x7, [sp, #(8 * 6)]
str x19, [sp, #(8 * 8)]
mov x0, sp
bl _ZN3ams4kern3svc13TraceSvcEntryEPKm
ldp x0, x1, [sp, #(8 * 0)]
ldp x2, x3, [sp, #(8 * 2)]
ldp x4, x5, [sp, #(8 * 4)]
ldp x6, x7, [sp, #(8 * 6)]
add sp, sp, #0x40
ldr x19, [sp, #(8 * 8)]
add sp, sp, #0x50
#endif
/* Invoke the SVC handler. */