add PIUIO_Leds driver

The mappings in this driver are specific to the piuio kernel driver, but
once lights mapping is possible this could be made into a generic leds
class driver.

src/Makefile.am

@@ -299,7 +299,8 @@ if LINUX
 		arch/InputHandler/InputHandler_Linux_PIUIO.cpp arch/InputHandler/InputHandler_Linux_PIUIO.h
   
   Lights += arch/Lights/LightsDriver_LinuxWeedTech.cpp arch/Lights/LightsDriver_LinuxWeedTech.h \
-		arch/Lights/LightsDriver_Linux_PIUIO.cpp arch/Lights/LightsDriver_Linux_PIUIO.h
+		arch/Lights/LightsDriver_Linux_PIUIO.cpp arch/Lights/LightsDriver_Linux_PIUIO.h \
+		arch/Lights/LightsDriver_Linux_PIUIO_Leds.cpp arch/Lights/LightsDriver_Linux_PIUIO_Leds.h
   
   MemoryCard += arch/MemoryCard/MemoryCardDriverThreaded_Linux.cpp arch/MemoryCard/MemoryCardDriverThreaded_Linux.h
   

src/arch/Lights/LightsDriver_Linux_PIUIO_Leds.cpp

@@ -0,0 +1,155 @@
+#include "global.h"
+#include <stdio.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <errno.h>
+#include "LightsDriver_Linux_PIUIO_Leds.h"
+#include "GameState.h"
+#include "Game.h"
+#include "RageLog.h"
+
+REGISTER_SOUND_DRIVER_CLASS2(PIUIO_Leds, Linux_PIUIO_Leds);
+
+namespace {
+	const char *cabinet_leds[NUM_CabinetLight] = {
+		"/sys/class/leds/piuio::output23",
+		"/sys/class/leds/piuio::output26",
+		"/sys/class/leds/piuio::output25",
+		"/sys/class/leds/piuio::output24",
+		"/sys/class/leds/piuio::output10",
+		"/sys/class/leds/piuio::output10",
+	};
+
+	const char *dance_leds[NUM_GameController][NUM_GameButton] = {
+		{
+			NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+			"/sys/class/leds/piuio::output20",
+			"/sys/class/leds/piuio::output21",
+			"/sys/class/leds/piuio::output18",
+			"/sys/class/leds/piuio::output19",
+		},
+		{
+			NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+			"/sys/class/leds/piuio::output4",
+			"/sys/class/leds/piuio::output5",
+			"/sys/class/leds/piuio::output2",
+			"/sys/class/leds/piuio::output3",
+		},
+	};
+
+	const char *pump_leds[NUM_GameController][NUM_GameButton] = {
+		{
+			NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+			"/sys/class/leds/piuio::output2",
+			"/sys/class/leds/piuio::output3",
+			"/sys/class/leds/piuio::output4",
+			"/sys/class/leds/piuio::output5",
+			"/sys/class/leds/piuio::output6",
+		},
+		{
+			NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+			"/sys/class/leds/piuio::output18",
+			"/sys/class/leds/piuio::output19",
+			"/sys/class/leds/piuio::output20",
+			"/sys/class/leds/piuio::output21",
+			"/sys/class/leds/piuio::output22",
+		},
+	};
+
+	bool SetLight(const char *filename, bool on)
+	{
+		FILE *f = fopen(filename, "w");
+		if (f == NULL)
+		{
+			return false;
+		}
+		fprintf(f, "%d", on ? 255 : 0);
+		fclose(f);
+		return true;
+	}
+}
+
+LightsDriver_Linux_PIUIO_Leds::LightsDriver_Linux_PIUIO_Leds()
+{
+}
+
+LightsDriver_Linux_PIUIO_Leds::~LightsDriver_Linux_PIUIO_Leds()
+{
+}
+
+void LightsDriver_Linux_PIUIO_Leds::Set( const LightsState *ls )
+{
+	FOREACH_CabinetLight(light)
+	{
+		if (!SetLight(cabinet_leds[light], ls->m_bCabinetLights[light]))
+		{
+			LOG->Warn("Error setting cabinet light %s",
+					CabinetLightToString(light).c_str());
+			return;
+		}
+	}
+
+	const InputScheme *pInput = &GAMESTATE->GetCurrentGame()->m_InputScheme;
+	RString sInputName = pInput->m_szName;
+	if (sInputName.EqualsNoCase("dance"))
+	{
+		FOREACH_ENUM(GameController, c)
+		{
+			FOREACH_GameButton_Custom(gb)
+			{
+				if (!SetLight(dance_leds[c][gb], ls->m_bGameButtonLights[c][gb]))
+				{
+					LOG->Warn("Error setting button light %s",
+							GameButtonToString(pInput, gb).c_str());
+					return;
+				}
+			}
+		}
+	}
+	else if (sInputName.EqualsNoCase("pump"))
+	{
+		FOREACH_ENUM(GameController, c)
+		{
+			FOREACH_GameButton_Custom(gb)
+			{
+				if (!SetLight(pump_leds[c][gb], ls->m_bGameButtonLights[c][gb]))
+				{
+					LOG->Warn("Error setting button light %s",
+							GameButtonToString(pInput, gb).c_str());
+					return;
+				}
+			}
+		}
+	}
+	else
+	{
+		return;
+	}
+}
+
+/*
+ * (c) 2014 StepMania team
+ * All rights reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, and/or sell copies of the Software, and to permit persons to
+ * whom the Software is furnished to do so, provided that the above
+ * copyright notice(s) and this permission notice appear in all copies of
+ * the Software and that both the above copyright notice(s) and this
+ * permission notice appear in supporting documentation.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
+ * THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
+ * INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
+ * OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+ * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+ * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */

src/arch/Lights/LightsDriver_Linux_PIUIO_Leds.h

@@ -0,0 +1,42 @@
+/* LightsDriver_Linux_PIUIO_Leds: Control PIUIO lights via /sys/class/leds */
+
+#ifndef LightsDriver_Linux_PIUIO_Leds_H
+#define LightsDriver_Linux_PIUIO_Leds_H
+
+#include "arch/Lights/LightsDriver.h"
+
+class LightsDriver_Linux_PIUIO_Leds : public LightsDriver
+{
+public:
+	LightsDriver_Linux_PIUIO_Leds();
+	virtual ~LightsDriver_Linux_PIUIO_Leds();
+
+	virtual void Set( const LightsState *ls );
+};
+
+#endif
+
+/*
+ * (c) 2014 StepMania team
+ * All rights reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, and/or sell copies of the Software, and to permit persons to
+ * whom the Software is furnished to do so, provided that the above
+ * copyright notice(s) and this permission notice appear in all copies of
+ * the Software and that both the above copyright notice(s) and this
+ * permission notice appear in supporting documentation.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
+ * THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
+ * INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
+ * OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+ * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+ * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */