mirror of
https://github.com/Atmosphere-NX/Atmosphere
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102 lines
3.4 KiB
C++
102 lines
3.4 KiB
C++
/*
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* Copyright (c) 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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#pragma once
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#include <vapours.hpp>
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#include <stratosphere/psc/psc_types.hpp>
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#include <stratosphere/psc/psc_pm_module_id.hpp>
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#include <stratosphere/psc/sf/psc_sf_i_pm_module.hpp>
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namespace ams::psc {
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class PmModule {
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NON_COPYABLE(PmModule);
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NON_MOVEABLE(PmModule);
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private:
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os::SystemEvent m_system_event;
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bool m_initialized;
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PmModuleId m_module_id;
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uintptr_t m_reserved;
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PmState m_state;
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PmFlagSet m_flags;
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public:
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PmModule() : m_initialized(false), m_module_id(PmModuleId_Reserved0), m_reserved(0), m_state(PmState_FullAwake), m_flags() { /* ... */ }
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~PmModule() {
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if (m_initialized) {
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R_ABORT_UNLESS(this->Finalize());
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}
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}
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Result Initialize(const PmModuleId mid, const PmModuleId *dependencies, u32 dependency_count, os::EventClearMode clear_mode) {
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/* TODO: Should we do in-process dependency resolution? */
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AMS_UNUSED(dependencies, dependency_count);
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/* Check that we're not already initialized. */
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R_UNLESS(!m_initialized, psc::ResultAlreadyInitialized());
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/* Create our event. */
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R_ABORT_UNLESS(os::CreateSystemEvent(m_system_event.GetBase(), clear_mode, false));
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/* Set our state. */
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m_module_id = mid;
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m_initialized = true;
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R_SUCCEED();
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}
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Result Finalize() {
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/* Check that we're initialized. */
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R_UNLESS(m_initialized, psc::ResultNotInitialized());
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/* Destroy our system event. */
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os::DestroySystemEvent(m_system_event.GetBase());
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/* Mark not initialized. */
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m_initialized = false;
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R_SUCCEED();
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}
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constexpr PmModuleId GetId() const { return m_module_id; }
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Result GetRequest(PmState *out_state, PmFlagSet *out_flags) {
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/* Check that we're initialized. */
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R_UNLESS(m_initialized, psc::ResultNotInitialized());
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/* Set output. */
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*out_state = m_state;
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*out_flags = m_flags;
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R_SUCCEED();
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}
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Result Acknowledge(PmState state, Result res) {
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/* Check that we're initialized. */
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R_UNLESS(m_initialized, psc::ResultNotInitialized());
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/* Check the transition was successful. */
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R_ABORT_UNLESS(res);
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AMS_UNUSED(state);
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R_SUCCEED();
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}
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os::SystemEvent *GetEventPointer() {
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return std::addressof(m_system_event);
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}
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};
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} |