Atmosphere/exosphere/mariko_fatal/source/fatal_main.cpp

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/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <exosphere.hpp>
#include "fatal_sdmmc.hpp"
#include "fatal_save_context.hpp"
namespace ams::secmon::fatal {
namespace {
ALWAYS_INLINE const ams::impl::FatalErrorContext *GetFatalErrorContext() {
return MemoryRegionVirtualTzramMarikoProgramFatalErrorContext.GetPointer<ams::impl::FatalErrorContext>();
}
}
void Main() {
/* Set library register addresses. */
actmon::SetRegisterAddress(MemoryRegionVirtualDeviceActivityMonitor.GetAddress());
clkrst::SetRegisterAddress(MemoryRegionVirtualDeviceClkRst.GetAddress());
flow::SetRegisterAddress(MemoryRegionVirtualDeviceFlowController.GetAddress());
fuse::SetRegisterAddress(MemoryRegionVirtualDeviceFuses.GetAddress());
gic::SetRegisterAddress(MemoryRegionVirtualDeviceGicDistributor.GetAddress(), MemoryRegionVirtualDeviceGicCpuInterface.GetAddress());
i2c::SetRegisterAddress(i2c::Port_1, MemoryRegionVirtualDeviceI2c1.GetAddress());
i2c::SetRegisterAddress(i2c::Port_5, MemoryRegionVirtualDeviceI2c5.GetAddress());
pinmux::SetRegisterAddress(MemoryRegionVirtualDeviceApbMisc.GetAddress(), MemoryRegionVirtualDeviceGpio.GetAddress());
pmc::SetRegisterAddress(MemoryRegionVirtualDevicePmc.GetAddress());
se::SetRegisterAddress(MemoryRegionVirtualDeviceSecurityEngine.GetAddress(), MemoryRegionVirtualDeviceSecurityEngine2.GetAddress());
uart::SetRegisterAddress(MemoryRegionVirtualDeviceUart.GetAddress());
wdt::SetRegisterAddress(MemoryRegionVirtualDeviceTimer.GetAddress());
util::SetRegisterAddress(MemoryRegionVirtualDeviceTimer.GetAddress());
/* Ensure that the log library is initialized. */
log::Initialize();
AMS_SECMON_LOG("%s\n", "Fatal start.");
/* Initialize the sdmmc driver. */
Result result = InitializeSdCard();
AMS_SECMON_LOG("InitializeSdCard: %08x\n", result.GetValue());
/* Get the connection status. */
#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
/* 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_LOG_FLUSH();
AMS_INFINITE_LOOP();
}
}