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fusee_cpp: skeleton the remaining code flow

This commit is contained in:
Michael Scire 2021-08-27 17:35:57 -07:00 committed by SciresM
parent ecbf13e45d
commit 80999988d4
7 changed files with 151 additions and 4 deletions

View file

@ -23,6 +23,7 @@ SECTIONS {
BYTE(0x00);
}
.ovl_mtc_erista {
KEEP(*(.text._ZN3ams6nxboot22DoMemoryTrainingEristaEv))
fusee_mtc_erista.o(.text*);
fusee_mtc_erista.o(.rodata*);
fusee_mtc_erista.o(.data*);
@ -32,6 +33,7 @@ SECTIONS {
BYTE(0x00);
}
.ovl_mtc_mariko {
KEEP(*(.text._ZN3ams6nxboot22DoMemoryTrainingMarikoEv))
fusee_mtc_mariko.o(.text*);
fusee_mtc_mariko.o(.rodata*);
fusee_mtc_mariko.o(.data*);

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@ -23,6 +23,8 @@
#include "fusee_sd_card.hpp"
#include "fusee_fatal.hpp"
#include "fusee_secondary_archive.hpp"
#include "fusee_setup_horizon.hpp"
#include "fusee_secmon_sync.hpp"
namespace ams::nxboot {
@ -61,6 +63,10 @@ namespace ams::nxboot {
}
}
void CloseSecondaryArchive() {
fs::CloseFile(g_archive_file);
}
}
void Main() {
@ -108,11 +114,29 @@ namespace ams::nxboot {
InitializeDisplay();
ShowDisplay();
/* TODO */
WaitForReboot();
/* Close the secondary archive. */
CloseSecondaryArchive();
/* TODO */
AMS_INFINITE_LOOP();
/* Perform rest of the boot process. */
SetupAndStartHorizon();
/* Finalize display. */
FinalizeDisplay();
/* Finalize the data cache. */
hw::FinalizeDataCache();
/* Downclock the bpmp. */
clkrst::SetBpmpClockRate(clkrst::BpmpClockRate_408MHz);
/* Signal to the secure monitor that we're done. */
SetBootloaderState(pkg1::BootloaderState_Done);
/* Halt ourselves. */
while (true) {
reg::Write(secmon::MemoryRegionPhysicalDeviceFlowController.GetAddress() + FLOW_CTLR_HALT_COP_EVENTS, FLOW_REG_BITS_ENUM(HALT_COP_EVENTS_MODE, FLOW_MODE_STOP),
FLOW_REG_BITS_ENUM(HALT_COP_EVENTS_JTAG, ENABLED));
}
}
}

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@ -0,0 +1,44 @@
/*
* 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 "fusee_secmon_sync.hpp"
namespace ams::nxboot {
namespace {
ALWAYS_INLINE pkg1::SecureMonitorParameters &GetSecureMonitorParameters() {
return *secmon::MemoryRegionPhysicalDeviceBootloaderParams.GetPointer<pkg1::SecureMonitorParameters>();
}
}
void WaitSecureMonitorState(pkg1::SecureMonitorState state) {
auto &secmon_params = GetSecureMonitorParameters();
while (secmon_params.secmon_state != state) {
hw::InvalidateDataCache(std::addressof(secmon_params.secmon_state), sizeof(secmon_params.secmon_state));
util::WaitMicroSeconds(1);
}
}
void SetBootloaderState(pkg1::BootloaderState state) {
auto &secmon_params = GetSecureMonitorParameters();
secmon_params.bootloader_state = state;
hw::FlushDataCache(std::addressof(secmon_params.bootloader_state), sizeof(secmon_params.bootloader_state));
}
}

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@ -0,0 +1,24 @@
/*
* 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>
#pragma once
namespace ams::nxboot {
void WaitSecureMonitorState(pkg1::SecureMonitorState state);
void SetBootloaderState(pkg1::BootloaderState state);
}

View file

@ -0,0 +1,27 @@
/*
* 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 "fusee_setup_horizon.hpp"
#include "fusee_fatal.hpp"
namespace ams::nxboot {
void SetupAndStartHorizon() {
/* TODO */
ShowFatalError("SetupAndStartHorizon not fully implemented\n");
}
}

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@ -0,0 +1,23 @@
/*
* 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>
#pragma once
namespace ams::nxboot {
void SetupAndStartHorizon();
}

View file

@ -1099,6 +1099,9 @@ namespace ams::nxboot {
} else /* if (soc_type == fuse::SocType_Mariko) */ {
InitializeSdram<fuse::SocType_Mariko>(sdram_params);
}
/* Lock DRAM scratch. */
pmc::LockSecureRegister(pmc::SecureRegister_DramParameters);
}
}