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exo/mariko fatal: save fatal error binaries to the SD

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Michael Scire 2020-11-16 23:04:41 -08:00 • committed by SciresM
parent 5f6942aec8
commit b32c9bf17c
20 changed files with 24419 additions and 12 deletions
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36
exosphere/mariko_fatal/source/fatal_main.cpp
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@ -15,12 +15,15 @@
*/
#include <exosphere.hpp>
#include "fatal_sdmmc.hpp"
#include "fatal_save_context.hpp"
namespace ams::secmon::fatal {
namespace {
constinit u8 g_test_buffer[sdmmc::SectorSize * 2];
ALWAYS_INLINE const ams::impl::FatalErrorContext *GetFatalErrorContext() {
return MemoryRegionVirtualTzramMarikoProgramFatalErrorContext.GetPointer<ams::impl::FatalErrorContext>();
}
}
@ -50,18 +53,27 @@ namespace ams::secmon::fatal {
AMS_SECMON_LOG("InitializeSdCard: %08x\n", result.GetValue());
/* Get the connection status. */
sdmmc::SpeedMode speed_mode;
sdmmc::BusWidth bus_width;
result = CheckSdCardConnection(std::addressof(speed_mode), std::addressof(bus_width));
AMS_SECMON_LOG("CheckSdCardConnection: %08x\n", result.GetValue());
AMS_SECMON_LOG(" Speed Mode: %u\n", static_cast<u32>(speed_mode));
AMS_SECMON_LOG(" Bus Width: %u\n", static_cast<u32>(bus_width));
#if defined(AMS_BUILD_FOR_DEBUGGING) || defined(AMS_BUILD_FOR_AUDITING)
{
sdmmc::SpeedMode speed_mode;
sdmmc::BusWidth bus_width;
result = CheckSdCardConnection(std::addressof(speed_mode), std::addressof(bus_width));
AMS_SECMON_LOG("CheckSdCardConnection: %08x\n", result.GetValue());
AMS_SECMON_LOG(" Speed Mode: %u\n", static_cast<u32>(speed_mode));
AMS_SECMON_LOG(" Bus Width: %u\n", static_cast<u32>(bus_width));
}
#endif
/* Read the first two sectors from the SD Card. */
std::memset(g_test_buffer, 0xCC, sizeof(g_test_buffer));
result = ReadSdCard(g_test_buffer, sizeof(g_test_buffer), 0, sizeof(g_test_buffer) / sdmmc::SectorSize);
AMS_SECMON_LOG("ReadSdCard: %08x\n", result.GetValue());
AMS_DUMP(g_test_buffer, sizeof(g_test_buffer));
/* Save the fatal error context. */
const auto *f_ctx = GetFatalErrorContext();
AMS_DUMP(f_ctx, sizeof(*f_ctx));
result = SaveFatalErrorContext(f_ctx);
if (R_SUCCEEDED(result)) {
AMS_SECMON_LOG("Saved fatal error context to /atmosphere/fatal_reports/report_%016" PRIx64 ".bin!\n", f_ctx->report_identifier);
} else {
AMS_SECMON_LOG("Failed to save fatal error context: %08x\n", result.GetValue());
}
/* TODO */
AMS_INFINITE_LOOP();