mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-12-23 12:51:13 +00:00
46 lines
1.7 KiB
C++
46 lines
1.7 KiB
C++
|
/*
|
||
|
|
* 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 "secmon_boot.hpp"
|
||
|
|
#include "../secmon_setup.hpp"
|
||
|
|
|
||
|
|
extern "C" void __libc_init_array();
|
||
|
|
|
||
|
|
namespace ams::secmon::boot {
|
||
|
|
|
||
|
|
void Initialize(uintptr_t bss_start, size_t bss_end, uintptr_t boot_bss_start, uintptr_t boot_bss_end) {
|
||
|
|
/* Set our start time. */
|
||
|
|
auto &secmon_params = *MemoryRegionPhysicalDeviceBootloaderParams.GetPointer<pkg1::SecureMonitorParameters>();
|
||
|
|
secmon_params.secmon_start_time = *reinterpret_cast<volatile u32 *>(MemoryRegionPhysicalDeviceTimer.GetAddress() + 0x10);
|
||
|
|
|
||
|
|
/* Setup DMA controllers. */
|
||
|
|
SetupSocDmaControllers();
|
||
|
|
|
||
|
|
/* Make the page table. */
|
||
|
|
MakePageTable();
|
||
|
|
|
||
|
|
/* Setup memory controllers the MMU. */
|
||
|
|
SetupCpuMemoryControllersEnableMmu();
|
||
|
|
|
||
|
|
/* Clear bss. */
|
||
|
|
std::memset(reinterpret_cast<void *>(bss_start), 0, bss_end - bss_start);
|
||
|
|
std::memset(reinterpret_cast<void *>(boot_bss_start), 0, boot_bss_end - boot_bss_start);
|
||
|
|
|
||
|
|
/* Call init array. */
|
||
|
|
__libc_init_array();
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|