mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-11-10 07:06:34 +00:00
166318ba77
* sdmmc: begin skeletoning sdmmc driver * sdmmc: add most of SdHostStandardController * sdmmc: implement most of SdmmcController * sdmmc: Sdmmc2Controller * sdmmc: skeleton implementation of Sdmmc1Controller * sdmmc: complete abstract logic for Sdmmc1 power controller * sdmmc: implement gpio handling for sdmmc1-register-control * sdmmc: implement pinmux handling for sdmmc1-register-control * sdmmc: fix building for arm32 and in stratosphere context * sdmmc: implement voltage enable/set for sdmmc1-register-control * util: move T(V)SNPrintf from kernel to util * sdmmc: implement BaseDeviceAccessor * sdmmc: implement MmcDeviceAccessor * sdmmc: implement clock reset controller for register api * sdmmc: fix bug in WaitWhileCommandInhibit, add mmc accessors * exo: add sdmmc test program * sdmmc: fix speed mode extension, add CheckMmcConnection for debug * sdmmc: add DeviceDetector, gpio: implement client api * gpio: modernize client api instead of doing it the lazy way * sdmmc: SdCardDeviceAccessor impl * sdmmc: update test program to read first two sectors of sd card * sdmmc: fix vref sel * sdmmc: finish outward-facing api (untested) * ams: changes for libvapours including tegra register defs * sdmmc: remove hwinit
99 lines
No EOL
3.4 KiB
C++
99 lines
No EOL
3.4 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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#pragma once
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#include <vapours.hpp>
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#if defined(AMS_SDMMC_USE_SD_CARD_DETECTOR)
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#include <stratosphere.hpp>
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namespace ams::sdmmc::impl {
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using InsertedCallback = void (*)(void *);
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using RemovedCallback = void (*)(void *);
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struct CallbackInfo {
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InsertedCallback inserted_callback;
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void *inserted_callback_arg;
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RemovedCallback removed_callback;
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void *removed_callback_arg;
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};
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class DeviceDetector {
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private:
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enum State {
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State_Initializing = 0,
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State_Awake = 1,
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State_Sleep = 2,
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State_Finalized = 3,
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};
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private:
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alignas(os::ThreadStackAlignment) u8 detector_thread_stack[8_KB];
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State state;
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bool is_prev_inserted;
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bool force_detection;
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os::ThreadType detector_thread;
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os::EventType detector_thread_end_event;
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os::EventType request_sleep_wake_event;
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os::EventType acknowledge_sleep_awake_event;
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os::EventType ready_device_status_event;
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DeviceCode gpio_device_code;
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gpio::GpioValue inserted_gpio_value;
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u32 gpio_debounce_ms;
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gpio::GpioPadSession gpio_pad_session;
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CallbackInfo callback_info;
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DeviceDetectionEventCallback device_detection_event_callback;
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void *device_detection_event_callback_arg;
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private:
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static void DetectorThreadEntry(void *arg) {
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reinterpret_cast<DeviceDetector *>(arg)->DetectorThread();
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}
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void DetectorThread();
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bool IsCurrentInserted();
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void HandleDeviceStatus(bool prev_inserted, bool cur_inserted);
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public:
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explicit DeviceDetector(DeviceCode dc, gpio::GpioValue igv, u32 gd)
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: gpio_device_code(dc), inserted_gpio_value(igv), gpio_debounce_ms(gd)
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{
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this->state = State_Finalized;
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this->is_prev_inserted = false;
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this->force_detection = false;
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this->callback_info = {};
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this->device_detection_event_callback = nullptr;
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this->device_detection_event_callback_arg = nullptr;
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}
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void Initialize(CallbackInfo *ci);
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void Finalize();
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void PutToSleep();
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void Awaken(bool force_det);
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u32 GetDebounceMilliSeconds() const {
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return this->gpio_debounce_ms;
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}
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bool IsInserted();
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void RegisterDetectionEventCallback(DeviceDetectionEventCallback cb, void *arg);
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void UnregisterDetectionEventCallback();
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};
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}
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#endif |