mirror of
https://github.com/melonDS-emu/melonDS.git
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613280d3b4
* Add proper BPTWL interrupts * Added DSi power button and volume switch hotkeys * Added hardware reset workaround * Adjusted syntax to follow guidelines * Added DSi output volume synchronization * Fix trivial member function error
117 lines
2.9 KiB
C++
117 lines
2.9 KiB
C++
/*
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Copyright 2016-2022 melonDS team
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This file is part of melonDS.
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melonDS is free software: you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation, either version 3 of the License, or (at your option)
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any later version.
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melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with melonDS. If not, see http://www.gnu.org/licenses/.
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*/
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#ifndef DSI_I2C_H
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#define DSI_I2C_H
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#include "types.h"
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#include "Savestate.h"
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namespace DSi_BPTWL
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{
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u8 GetBootFlag();
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bool GetBatteryCharging();
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void SetBatteryCharging(bool charging);
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enum
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{
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batteryLevel_Critical = 0x0,
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batteryLevel_AlmostEmpty = 0x1,
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batteryLevel_Low = 0x3,
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batteryLevel_Half = 0x7,
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batteryLevel_ThreeQuarters = 0xB,
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batteryLevel_Full = 0xF
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};
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u8 GetBatteryLevel();
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void SetBatteryLevel(u8 batteryLevel);
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// 0-31
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u8 GetVolumeLevel();
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void SetVolumeLevel(u8 volume);
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// 0-4
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u8 GetBacklightLevel();
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void SetBacklightLevel(u8 backlight);
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void DoHardwareReset(bool direct);
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void DoShutdown();
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enum
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{
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volumeKey_Up,
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volumeKey_Down,
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};
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// Used by hotkeys
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void SetPowerButtonHeld(double time);
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void SetPowerButtonReleased(double time);
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void SetVolumeSwitchHeld(u32 key);
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void SetVolumeSwitchReleased(u32 key);
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s32 ProcessVolumeSwitchInput(double time);
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void DoPowerButtonPress();
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void DoPowerButtonReset();
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void DoPowerButtonShutdown();
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void DoPowerButtonForceShutdown();
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void DoVolumeSwitchPress(u32 key);
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enum
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{
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IRQ_PowerButtonReset = 0x01, // Triggered after releasing the power button quickly
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IRQ_PowerButtonShutdown = 0x02, // Triggered after holding the power button for less than a second
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IRQ_PowerButtonPressed = 0x08, // Triggered after pressing the power button
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IRQ_BatteryEmpty = 0x10, //
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IRQ_BatteryLow = 0x20, // Triggered when the battery level reaches 1
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IRQ_VolumeSwitchPressed = 0x40, // Triggered once when the volume sliders are first pressed and repeatedly when held down
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/*
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Bit 2 (0x04) could be set when holding the power button for more than 5 seconds? (forced power off)
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It is unknown whether it is set as the console powers off immediately.
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Bit 7 (0x80) is unused?
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Both bits are never used by the official ARM7 libraries, but could have some undocumented hardware functionality (?).
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*/
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IRQ_ValidMask = 0x7B,
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};
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void SetIRQ(u8 irqFlag);
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}
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namespace DSi_I2C
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{
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extern u8 Cnt;
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bool Init();
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void DeInit();
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void Reset();
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void DoSavestate(Savestate* file);
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void WriteCnt(u8 val);
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u8 ReadData();
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void WriteData(u8 val);
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//void TransferDone(u32 param);
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}
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#endif // DSI_I2C_H
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