/*
 * This file is subject to the terms of the GFX License. If a copy of
 * the license was not distributed with this file, you can obtain one at:
 *
 *              http://ugfx.io/license.html
 */

/**
 * @file    src/gos/gos_options.h
 * @brief   GOS - Operating System options header file.
 *
 * @addtogroup GOS
 * @{
 */

#ifndef _GOS_OPTIONS_H
#define _GOS_OPTIONS_H

/**
 * @name    The operating system to use. One (and only one) of these must be defined.
 * @{
 */
	/**
	 * @brief   Use ChibiOS
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_CHIBIOS
		#define GFX_USE_OS_CHIBIOS		GFXOFF
	#endif
	/**
	 * @brief   Use FreeRTOS
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_FREERTOS
		#define GFX_USE_OS_FREERTOS		GFXOFF
	#endif
	/**
	 * @brief   Use Win32
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_WIN32
		#define GFX_USE_OS_WIN32		GFXOFF
	#endif
	/**
	 * @brief   Use a linux based system running X11
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_LINUX
		#define GFX_USE_OS_LINUX		GFXOFF
	#endif
	/**
	 * @brief   Use a Mac OS-X based system
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_OSX
		#define GFX_USE_OS_OSX			GFXOFF
	#endif
	/**
	 * @brief   Use a Raw 32-bit CPU based system (Bare Metal)
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_RAW32
		#define GFX_USE_OS_RAW32		GFXOFF
	#endif
	/**
	 * @brief   Use a eCos
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_ECOS
		#define GFX_USE_OS_ECOS			GFXOFF
	#endif
	/**
	 * @brief   Use RAWRTOS
	 * @details Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_RAWRTOS
		#define GFX_USE_OS_RAWRTOS		GFXOFF
	#endif
	/**
	 * @brief   Use Arduino
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_ARDUINO
		#define GFX_USE_OS_ARDUINO		GFXOFF
	#endif
	/**
	 * @brief	Use CMSIS RTOS compatible OS
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_CMSIS
		#define GFX_USE_OS_CMSIS		GFXOFF
	#endif
	/**
	 * @brief	Use CMSIS2 RTOS compatible OS
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_CMSIS2
		#define GFX_USE_OS_CMSIS2		GFXOFF
	#endif
	/**
	 * @brief   Use Keil CMSIS 1.x (RTOS, RTX4)
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_KEIL
		#define GFX_USE_OS_KEIL			GFXOFF
	#endif
	/**
	 * @brief   Use Keil RTX5
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_RTX5
		#define GFX_USE_OS_RTX5			GFXOFF
	#endif
	/**
	 * @brief   Use NIOS-II
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_NIOS
		#define GFX_USE_OS_NIOS			GFXOFF
	#endif
	/**
	 * @brief   Use Zephyr
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_ZEPHYR
		#define GFX_USE_OS_ZEPHYR			GFXOFF
	#endif
	/**
	 * @brief   Use Qt
	 * @details	Defaults to GFXOFF
	 */
	#ifndef GFX_USE_OS_QT
		#define GFX_USE_OS_QT			GFXOFF
	#endif
/**
 * @}
 *
 * @name    GOS Optional Parameters
 * @{
 */
 	/**
 	 * @name	GFX_OS_PRE_INIT_FUNCTION
 	 * @brief	A macro that defines a function that uGFX calls as part of gfxInit() in order to initialize hardware
 	 * @details	Defaults to undefined
 	 * @note	If defined the specified function is called before any other initialization.
 	 * 			It is typically used to initialize hardware or the C runtime.
 	 * @note	Eg. In your source:
 	 * 					void myHardwareInitRoutine(void);
 	 * 				In gfxconf.h:
 	 * 					#define GFX_OS_PRE_INIT_FUNCTION myHardwareInitRoutine
 	 */
    //#define GFX_OS_PRE_INIT_FUNCTION                 myHardwareInitRoutine
 	/**
 	 * @name	GFX_OS_EXTRA_INIT_FUNCTION
 	 * @brief	A macro that defines a function that uGFX calls as part of gfxInit() just after initializing
 	 * 			the operating system.
 	 * @details	Defaults to undefined
 	 * @note	If defined the specified function is called just after the operating system is initialized by
 	 * 			gfxInit(). Note that if gfxInit() is set up to not initialize an operating system it is called after
 	 * 			the GFX_OS_PRE_INIT_FUNCTION function (if any).
 	 * @note	Eg. In your source:
 	 * 					void myOSInitRoutine(void);
 	 * 				In gfxconf.h:
 	 * 					#define GFX_OS_EXTRA_INIT_FUNCTION myOSInitRoutine
 	 */
    //#define GFX_OS_EXTRA_INIT_FUNCTION               myOSInitRoutine
	/**
 	 * @name	GFX_OS_EXTRA_DEINIT_FUNCTION
 	 * @brief	A macro that defines a function that uGFX calls as part of gfxDeInit() just before de-initializing
 	 * 			the operating system.
 	 * @details	Defaults to undefined
 	 * @note	If defined the specified function is called just before the operating system is de-initialized by
 	 * 			gfxDeInit().
 	 * @note	Eg. In your source:
 	 * 					void myOSDeInitRoutine(void);
 	 * 				In gfxconf.h:
 	 * 					#define GFX_OS_EXTRA_DEINIT_FUNCTION myOSDeInitRoutine
 	 */
    //#define GFX_OS_EXTRA_DEINIT_FUNCTION             myOSDeInitRoutine
 	/**
 	 * @brief	Should uGFX avoid initializing the operating system
 	 * @details	Defaults to GFXOFF
 	 * @note	This is not relevant to all operating systems eg Win32 never initializes the
 	 * 			operating system as uGFX runs as an application outside the boot process.
 	 * @note	Operating system initialization is not necessarily implemented for all
 	 * 			operating systems yet even when it is relevant. These operating systems
 	 * 			will display a compile warning reminding you to initialize the operating
 	 * 			system in your application code. Note that on these operating systems the
 	 * 			demo applications will not work without modification.
 	 */
 	#ifndef GFX_OS_NO_INIT
 		#define GFX_OS_NO_INIT			GFXOFF
 	#endif
 	/**
 	 * @brief	Turn off warnings about initializing the operating system
 	 * @details	Defaults to GFXOFF
 	 * @note	This is only relevant where GOS cannot initialize the operating
 	 * 			system automatically or the operating system initialization has been
 	 * 			explicitly turned off.
 	 */
	#ifndef GFX_OS_INIT_NO_WARNING
		#define GFX_OS_INIT_NO_WARNING	GFXOFF
	#endif
 	/**
 	 * @brief	Call uGFXMain() after all initialisation
 	 * @details	Defaults to GFXOFF
 	 * @note	uGFXMain() is a function defined by the user in their project
	 * 			that contains the application main code. This is not expected to return
	 * 			and thus gfxInit() will also never return. This is required for some
	 *			operating systems whose main thread never returns after starting the
	 * 			scheduler.<br>
	 *			Its prototype is:<br>
	 *				void uGFXMain(void);<br>
 	 */
	#ifndef GFX_OS_CALL_UGFXMAIN
		#define GFX_OS_CALL_UGFXMAIN		GFXOFF
	#endif
 	/**
 	 * @brief	When uGFXMain() is started as a thread, what stack size should be used
 	 * @details	Defaults to 0
 	 * @note	uGFXMain() contains the application main code. Some operating systems
	 * 			will start this as a thread. eg FreeRTOS. When it is started as a thread
	 * 			this defines how many bytes should be used for the thread stack.
	 * @note	0 means to use the operating systems default stack size.
 	 */
	#ifndef GFX_OS_UGFXMAIN_STACKSIZE
		#define GFX_OS_UGFXMAIN_STACKSIZE	0
	#endif
 	/**
 	 * @brief	Should uGFX stuff be added to the FreeRTOS+Tracer
 	 * @details	Defaults to GFXOFF
 	 */
 	#ifndef GFX_FREERTOS_USE_TRACE
 		#define GFX_FREERTOS_USE_TRACE	GFXOFF
 	#endif
 	/**
 	 * @brief	How much RAM should uGFX use for the heap when using its own internal heap allocator
 	 * @details	Defaults to 0.
 	 * @note	Only used when the internal ugfx heap allocator is used
 	 * 				(GFX_USE_OS_RAW32, GFX_USE_OS_ARDUINO, GFX_US_OS_KEIL, GFX_USE_OS_CMSIS)
 	 * @note	If 0 then the standard C runtime malloc(), free() and realloc()
 	 * 			are used.
 	 * @note	If it is non-zero then this is the number of bytes of RAM
 	 * 			to use for the heap (gfxAlloc() and gfxFree()). No C
 	 * 			runtime routines will be used and a new routine @p gfxAddHeapBlock()
 	 * 			is added allowing the user to add extra memory blocks to the heap.
 	 */
	#ifndef GFX_OS_HEAP_SIZE
		#define GFX_OS_HEAP_SIZE		0
	#endif
 	/**
 	 * @brief	Enable wrappers for malloc() and free()
 	 * @details	Defaults to GFXOFF
 	 * @note	If enabled, malloc() and free() will be implemented as wrappers that call gfxAlloc() and
 	 *			gfxFree() in order to provide portability to libraries using these function.
 	 * @note	Enabling this can solve 'unresolved _sbrk' issues
 	 * @note	It is strongly recommended to always use gfxAlloc() and gfxFree() directy to ensure
 	 *			portability of uGFX applications across all platforms.
 	 */
	#ifndef GFX_EMULATE_MALLOC
		#define GFX_EMULATE_MALLOC	GFXOFF
	#endif
 	/**
 	 * @brief	Is the maximum memory allocation less than 64K
 	 * @details	Defaults to GFXOFF
 	 * @note	Many CPU's cannot allocate memory blocks larger than 64K. Note that this
	 * 			is not necessarily mean that a pointer is 16 bit but a 16 bit pointer
	 * 			will definitely impose this restriction. An example is the x86 processor
	 * 			running in "FAR" mode. Pointers are 32 bit but the maximum size memory block is 64K.
	 * @note	Specifying this only leads to code and memory optimisations. uGFX should still work
	 * 			on these processors even if it is not set although obviously an attempted memory
	 *			allocation larger than 64K will fail.
 	 */
	#ifndef GFX_MEM_LT64K
		#define GFX_MEM_LT64K	GFXOFF
	#endif

/** @} */

#endif /* _GOS_OPTIONS_H */
/** @} */