1 files changed, 50 insertions, 0 deletions
diff --git a/src/DSi_I2C.h b/src/DSi_I2C.h
index 48c8e88..8a54a2c 100644
--- a/src/DSi_I2C.h
+++ b/src/DSi_I2C.h
@@ -42,6 +42,56 @@ enum
 
 u8 GetBatteryLevel();
 void SetBatteryLevel(u8 batteryLevel);
+
+// 0-31
+u8 GetVolumeLevel();
+void SetVolumeLevel(u8 volume);
+
+// 0-4
+u8 GetBacklightLevel();
+void SetBacklightLevel(u8 backlight);
+
+void DoHardwareReset(bool direct);
+void DoShutdown();
+
+enum
+{
+    volumeKey_Up,
+    volumeKey_Down,
+};
+
+// Used by hotkeys
+void SetPowerButtonHeld(double time);
+void SetPowerButtonReleased(double time);
+void SetVolumeSwitchHeld(u32 key);
+void SetVolumeSwitchReleased(u32 key);
+s32 ProcessVolumeSwitchInput(double time);
+
+void DoPowerButtonPress();
+void DoPowerButtonReset();
+void DoPowerButtonShutdown();
+void DoPowerButtonForceShutdown();
+void DoVolumeSwitchPress(u32 key);
+
+enum
+{
+    IRQ_PowerButtonReset    = 0x01, // Triggered after releasing the power button quickly
+    IRQ_PowerButtonShutdown = 0x02, // Triggered after holding the power button for less than a second
+    IRQ_PowerButtonPressed  = 0x08, // Triggered after pressing the power button
+    IRQ_BatteryEmpty        = 0x10, //
+    IRQ_BatteryLow          = 0x20, // Triggered when the battery level reaches 1
+    IRQ_VolumeSwitchPressed = 0x40, // Triggered once when the volume sliders are first pressed and repeatedly when held down
+    /*
+        Bit 2 (0x04) could be set when holding the power button for more than 5 seconds? (forced power off)
+        It is unknown whether it is set as the console powers off immediately.
+        Bit 7 (0x80) is unused?
+        Both bits are never used by the official ARM7 libraries, but could have some undocumented hardware functionality (?).
+    */
+    IRQ_ValidMask           = 0x7B,
+};
+
+void SetIRQ(u8 irqFlag);
+
 }
 
 namespace DSi_I2C