mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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3bc2d79384
* exo/fusee: hookup new prodinfo settings * fusee: new scheme doesn't need FLAGS_DEFAULT * fusee: fix c/p errors * ams.mitm: completely revamp prodinfo backup mechanism * ams.mitm: Implement revamped blanking/write policy * strat: make early boot more debuggable * exo: condense flag logic
162 lines
4.4 KiB
C++
162 lines
4.4 KiB
C++
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "boot_boot_reason.hpp"
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#include "boot_change_voltage.hpp"
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#include "boot_check_battery.hpp"
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#include "boot_check_clock.hpp"
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#include "boot_clock_initial_configuration.hpp"
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#include "boot_fan_enable.hpp"
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#include "boot_repair_boot_images.hpp"
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#include "boot_splash_screen.hpp"
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#include "boot_wake_pins.hpp"
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#include "gpio/gpio_initial_configuration.hpp"
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#include "pinmux/pinmux_initial_configuration.hpp"
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#include "boot_power_utils.hpp"
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using namespace ams;
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extern "C" {
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extern u32 __start__;
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u32 __nx_applet_type = AppletType_None;
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/* TODO: Evaluate to what extent this can be reduced further. */
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#define INNER_HEAP_SIZE 0x20000
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size_t nx_inner_heap_size = INNER_HEAP_SIZE;
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char nx_inner_heap[INNER_HEAP_SIZE];
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void __libnx_initheap(void);
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void __appInit(void);
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void __appExit(void);
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/* Exception handling. */
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alignas(16) u8 __nx_exception_stack[ams::os::MemoryPageSize];
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u64 __nx_exception_stack_size = sizeof(__nx_exception_stack);
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void __libnx_exception_handler(ThreadExceptionDump *ctx);
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}
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namespace ams {
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ncm::ProgramId CurrentProgramId = ncm::SystemProgramId::Boot;
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void ExceptionHandler(FatalErrorContext *ctx) {
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/* We're boot sysmodule, so manually reboot to fatal error. */
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boot::RebootForFatalError(ctx);
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}
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namespace result {
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bool CallFatalOnResultAssertion = false;
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}
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}
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using namespace ams;
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void __libnx_exception_handler(ThreadExceptionDump *ctx) {
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ams::CrashHandler(ctx);
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}
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void __libnx_initheap(void) {
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void* addr = nx_inner_heap;
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size_t size = nx_inner_heap_size;
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/* Newlib */
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extern char* fake_heap_start;
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extern char* fake_heap_end;
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fake_heap_start = (char*)addr;
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fake_heap_end = (char*)addr + size;
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}
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void __appInit(void) {
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hos::InitializeForStratosphere();
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/* Initialize services we need (TODO: NCM) */
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sm::DoWithSession([&]() {
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R_ABORT_UNLESS(fsInitialize());
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R_ABORT_UNLESS(splInitialize());
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R_ABORT_UNLESS(pmshellInitialize());
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});
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ams::CheckApiVersion();
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}
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void __appExit(void) {
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/* Cleanup services. */
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pmshellExit();
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splExit();
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fsExit();
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}
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int main(int argc, char **argv)
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{
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/* Set thread name. */
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os::SetThreadNamePointer(os::GetCurrentThread(), AMS_GET_SYSTEM_THREAD_NAME(boot, Main));
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AMS_ASSERT(os::GetThreadPriority(os::GetCurrentThread()) == AMS_GET_SYSTEM_THREAD_PRIORITY(boot, Main));
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/* Perform atmosphere-specific init. */
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ams::InitializeForBoot();
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/* Set the reboot payload with ams.mitm. */
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boot::SetInitialRebootPayload();
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/* Change voltage from 3.3v to 1.8v for select devices. */
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boot::ChangeGpioVoltageTo1_8v();
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/* Setup GPIO. */
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gpio::SetInitialConfiguration();
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/* Check USB PLL/UTMIP clock. */
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boot::CheckClock();
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/* Talk to PMIC/RTC, set boot reason with SPL. */
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boot::DetectBootReason();
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const auto hw_type = spl::GetHardwareType();
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if (hw_type != spl::HardwareType::Copper && hw_type != spl::HardwareType::Calcio) {
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/* Display splash screen for two seconds. */
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boot::ShowSplashScreen();
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/* Check that the battery has enough to boot. */
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boot::CheckBatteryCharge();
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}
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/* Configure pinmux + drive pads. */
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pinmux::SetInitialConfiguration();
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/* Configure the PMC wake pin settings. */
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boot::SetInitialWakePinConfiguration();
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/* Configure output clock. */
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if (hw_type != spl::HardwareType::Copper && hw_type != spl::HardwareType::Calcio) {
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boot::SetInitialClockConfiguration();
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}
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/* Set Fan enable config (Copper only). */
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boot::SetFanEnabled();
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/* Repair boot partitions in NAND if needed. */
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boot::CheckAndRepairBootImages();
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/* Tell PM to start boot2. */
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R_ABORT_UNLESS(pmshellNotifyBootFinished());
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return 0;
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}
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