mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2024-11-27 22:32:15 +00:00
109 lines
No EOL
4.6 KiB
C++
109 lines
No EOL
4.6 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 <exosphere.hpp>
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#include "secmon_error.hpp"
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namespace ams::diag {
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void AbortImpl() {
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/* TODO: This is here for debugging. Remove this when exo2 is working. */
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#if 1
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{
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x00) = 0xDDDDDDDD;
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u64 temp_reg;
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__asm__ __volatile__("mov %0, lr" : "=r"(temp_reg) :: "memory");
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x10) = static_cast<u32>(temp_reg >> 0);
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x14) = static_cast<u32>(temp_reg >> 32);
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__asm__ __volatile__("mov %0, sp" : "=r"(temp_reg) :: "memory");
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for (int i = 0; i < 0x100; i += 4) {
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x20 + i) = *(volatile u32 *)(temp_reg + i);
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}
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*(volatile u32 *)(secmon::MemoryRegionVirtualDevicePmc.GetAddress() + 0x50) = 0x02;
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*(volatile u32 *)(secmon::MemoryRegionVirtualDevicePmc.GetAddress() + 0x00) = 0x10;
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util::WaitMicroSeconds(1000);
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}
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#endif
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secmon::SetError(pkg1::ErrorInfo_UnknownAbort);
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secmon::ErrorReboot();
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}
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}
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namespace ams::secmon {
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void SetError(pkg1::ErrorInfo info) {
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const uintptr_t address = secmon::MemoryRegionVirtualDevicePmc.GetAddress() + PKG1_SECURE_MONITOR_PMC_ERROR_SCRATCH;
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if (reg::Read(address) == pkg1::ErrorInfo_None) {
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reg::Write(address, info);
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}
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}
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NORETURN void ErrorReboot() {
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/* TODO: This is here for debugging. Remove this when exo2 is working. */
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#if 1
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{
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u64 temp_reg;
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x00) = 0x5A5A5A5A;
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__asm__ __volatile__("mrs %0, esr_el3" : "=r"(temp_reg) :: "memory");
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x08) = static_cast<u32>(temp_reg >> 0);
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x0C) = static_cast<u32>(temp_reg >> 32);
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__asm__ __volatile__("mrs %0, elr_el3" : "=r"(temp_reg) :: "memory");
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x10) = static_cast<u32>(temp_reg >> 0);
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x14) = static_cast<u32>(temp_reg >> 32);
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__asm__ __volatile__("mrs %0, far_el3" : "=r"(temp_reg) :: "memory");
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x18) = static_cast<u32>(temp_reg >> 0);
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x1C) = static_cast<u32>(temp_reg >> 32);
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__asm__ __volatile__("mov %0, lr" : "=r"(temp_reg) :: "memory");
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x20) = static_cast<u32>(temp_reg >> 0);
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x24) = static_cast<u32>(temp_reg >> 32);
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__asm__ __volatile__("mov %0, sp" : "=r"(temp_reg) :: "memory");
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x30) = static_cast<u32>(temp_reg >> 0);
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x34) = static_cast<u32>(temp_reg >> 32);
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for (int i = 0; i < 0x100; i += 4) {
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*(volatile u32 *)(secmon::MemoryRegionVirtualDebug.GetAddress() + 0x40 + i) = *(volatile u32 *)(temp_reg + i);
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}
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*(volatile u32 *)(secmon::MemoryRegionVirtualDevicePmc.GetAddress() + 0x50) = 0x02;
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*(volatile u32 *)(secmon::MemoryRegionVirtualDevicePmc.GetAddress() + 0x00) = 0x10;
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util::WaitMicroSeconds(1000);
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}
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#endif
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/* Lockout the security engine. */
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se::Lockout();
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/* TODO: Lockout fuses. */
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/* TODO: Disable SE Crypto Operations. */
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while (true) {
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wdt::Reboot();
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}
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}
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} |