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fatal: automatically collect backtrace for callers.

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This commit is contained in:
Michael Scire 2018-11-14 03:23:28 -08:00
parent 9714db14d2
commit 962fa0a690
9 changed files with 481 additions and 19 deletions
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22
stratosphere/fatal/source/fatal_throw.cpp
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@ -19,6 +19,7 @@
#include "fatal_event_manager.hpp"
#include "fatal_task.hpp"
#include "fatal_config.hpp"
#include "fatal_debug.hpp"
static bool g_thrown = false;
@ -34,17 +35,25 @@ static Result SetThrown() {
Result ThrowFatalForSelf(u32 error) {
u64 pid = 0;
FatalCpuContext ctx = {0};
svcGetProcessId(&pid, CUR_PROCESS_HANDLE);
return ThrowFatalImpl(error, pid, FatalType_ErrorScreen, &ctx);
return ThrowFatalImpl(error, pid, FatalType_ErrorScreen, nullptr);
}
Result ThrowFatalImpl(u32 error, u64 pid, FatalType policy, FatalCpuContext *cpu_ctx) {
Result rc = 0;
FatalThrowContext ctx;
ctx.error_code = error;
ctx.cpu_ctx = *cpu_ctx;
if (cpu_ctx != nullptr) {
ctx.cpu_ctx = *cpu_ctx;
/* Assume if we're provided a context that it's complete. */
for (u32 i = 0; i < NumAarch64Gprs; i++) {
ctx.has_gprs[i] = true;
}
} else {
std::memset(&ctx.cpu_ctx, 0, sizeof(ctx.cpu_ctx));
cpu_ctx = &ctx.cpu_ctx;
}
/* Get config. */
const FatalConfig *config = GetFatalConfig();
@ -59,6 +68,13 @@ Result ThrowFatalImpl(u32 error, u64 pid, FatalType policy, FatalCpuContext *cpu
title_id = cpu_ctx->aarch64_ctx.afsr0;
}
/* Atmosphere extension: automatic debug info collection. */
if (GetRuntimeFirmwareVersion() >= FirmwareVersion_200 && !ctx.is_creport) {
if ((cpu_ctx->is_aarch32 && cpu_ctx->aarch32_ctx.stack_trace_size == 0) || (!cpu_ctx->is_aarch32 && cpu_ctx->aarch32_ctx.stack_trace_size == 0)) {
TryCollectDebugInformation(&ctx, pid);
}
}
switch (policy) {
case FatalType_ErrorReport:
/* TODO: Don't write an error report. */