mirrors/Atmosphere
1
0
Fork 0
mirror of https://github.com/Atmosphere-NX/Atmosphere.git synced 2025-05-13 22:54:24 -04:00
Code Issues Projects Releases Packages Wiki Activity

kern: implement thread call stack debug

Browse source
This commit is contained in:
Michael Scire 2020-12-09 22:49:04 -08:00
parent 16e2f46aed
commit af259eabda
11 changed files with 657 additions and 32 deletions
Download patch file Download diff file Expand all files Collapse all files

23
libraries/libmesosphere/source/kern_panic.cpp
View file

@ -97,25 +97,20 @@ namespace ams::kern {
/* Print the state. */
MESOSPHERE_RELEASE_LOG("Core[%d] Current State:\n", core_id);
#ifdef ATMOSPHERE_ARCH_ARM64
/* Print registers. */
if (core_ctx != nullptr) {
MESOSPHERE_RELEASE_LOG(" Registers:\n");
for (size_t i = 0; i < util::size(core_ctx->x); ++i) {
MESOSPHERE_RELEASE_LOG(" X[%02zx]: %p\n", i, reinterpret_cast<void *>(core_ctx->x[i]));
}
MESOSPHERE_RELEASE_LOG(" SP: %p\n", reinterpret_cast<void *>(core_ctx->x[30]));
}
/* Print registers and user backtrace. */
KDebug::PrintRegister();
KDebug::PrintBacktrace();
/* Print backtrace. */
MESOSPHERE_RELEASE_LOG(" Backtrace:\n");
#ifdef ATMOSPHERE_ARCH_ARM64
/* Print kernel backtrace. */
MESOSPHERE_RELEASE_LOG("Backtrace:\n");
uintptr_t fp = core_ctx != nullptr ? core_ctx->x[29] : reinterpret_cast<uintptr_t>(__builtin_frame_address(0));
for (size_t i = 0; i < 32 && fp && util::IsAligned(fp, 0x10) && cpu::GetPhysicalAddressWritable(nullptr, fp, true); i++) {
struct {
uintptr_t fp;
uintptr_t lr;
} *stack_frame = reinterpret_cast<decltype(stack_frame)>(fp);
MESOSPHERE_RELEASE_LOG(" [%02zx]: %p\n", i, reinterpret_cast<void *>(stack_frame->lr));
MESOSPHERE_RELEASE_LOG(" [%02zx]: %p\n", i, reinterpret_cast<void *>(stack_frame->lr));
fp = stack_frame->fp;
}
#endif
@ -137,7 +132,7 @@ namespace ams::kern {
}
NORETURN void PanicImpl(const char *file, int line, const char *format, ...) {
NORETURN WEAK_SYMBOL void PanicImpl(const char *file, int line, const char *format, ...) {
#ifdef MESOSPHERE_BUILD_FOR_DEBUGGING
/* Wait for it to be our turn to print. */
WaitCoreTicket();
@ -158,7 +153,7 @@ namespace ams::kern {
StopSystem();
}
NORETURN void PanicImpl() {
NORETURN WEAK_SYMBOL void PanicImpl() {
StopSystem();
}