mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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f66b41c027
exo2: Implement uncompressor stub and boot code up to Main(). exo2: implement some more init (uart/gic) exo2: implement more of init exo2: improve reg api, add keyslot flag setters exo2: implement se aes decryption/enc exo2: fix bugs in loader stub/mmu mappings exo2: start skeletoning bootconfig/global context types arch: fix makefile flags exo2: implement through master key derivation exo2: implement device master keygen exo2: more init through start of SetupSocSecurity exo2: implement pmc secure scratch management se: implement sticky bit validation libexosphere: fix building for arm32 libexo: fix makefile flags libexo: support building for arm64/arm sc7fw: skeleton binary sc7fw: skeleton a little more sc7fw: implement all non-dram functionality exo2: fix DivideUp error sc7fw: implement more dram code, fix reg library errors sc7fw: complete sc7fw impl. exo2: skeleton the rest of SetupSocSecurity exo2: implement fiq interrupt handler exo2: implement all exception handlers exo2: skeleton the entire smc api, implement the svc invoker exo2: implement rest of SetupSocSecurity exo2: correct slave security errors exo2: fix register definition exo2: minor fixes
64 lines
2 KiB
C++
64 lines
2 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_interrupt_handler.hpp"
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#include "secmon_error.hpp"
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namespace ams::secmon {
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namespace {
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constexpr inline int InterruptHandlersMax = 4;
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constinit InterruptHandler g_handlers[InterruptHandlersMax] = {};
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constinit int g_interrupt_ids[InterruptHandlersMax] = {};
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}
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void SetInterruptHandler(int interrupt_id, InterruptHandler handler) {
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for (int i = 0; i < InterruptHandlersMax; ++i) {
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if (g_interrupt_ids[i] == 0) {
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g_interrupt_ids[i] = interrupt_id;
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g_handlers[i] = handler;
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return;
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}
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}
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AMS_ABORT("Failed to register interrupt handler");
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}
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void HandleInterrupt() {
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/* Get the interrupt id. */
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const int interrupt_id = gic::GetInterruptRequestId();
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if (interrupt_id >= gic::InterruptCount) {
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/* Invalid interrupt number, just return. */
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return;
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}
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/* Check each handler. */
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for (int i = 0; i < InterruptHandlersMax; ++i) {
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if (g_interrupt_ids[i] == interrupt_id) {
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/* Invoke the handler. */
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g_handlers[i]();
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gic::SetEndOfInterrupt(interrupt_id);
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return;
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}
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}
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AMS_ABORT("Failed to find interrupt handler.");
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}
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}
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