[J-u-boot.git] / include / devices.h

/*
 * (C) Copyright 2000
 * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), [email protected]
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#include <lists.h>

#ifndef _DEVICES_H_
#define _DEVICES_H_

/*
 * CONSOLE DEVICES
 */

#define DEV_FLAGS_INPUT	 0x00000001	/* Device can be used as input	console */
#define DEV_FLAGS_OUTPUT 0x00000002	/* Device can be used as output console */
#define DEV_FLAGS_SYSTEM 0x80000000	/* Device is a system device		*/
#define DEV_EXT_VIDEO	 0x00000001	/* Video extensions supported		*/

/* Device information */
typedef struct {
	int	flags;			/* Device flags: input/output/system	*/
	int	ext;			/* Supported extensions			*/
	char	name[16];		/* Device name				*/

/* GENERAL functions */

	int (*start) (void);		/* To start the device			*/
	int (*stop) (void);		/* To stop the device			*/

/* OUTPUT functions */

	void (*putc) (const char c);	/* To put a char			*/
	void (*puts) (const char *s);	/* To put a string (accelerator)	*/

/* INPUT functions */

	int (*tstc) (void);		/* To test if a char is ready...	*/
	int (*getc) (void);		/* To get that char			*/

/* Other functions */

	void *priv;			/* Private extensions			*/
} device_t;

/*
 * VIDEO EXTENSIONS
 */
#define VIDEO_FORMAT_RGB_INDEXED	0x0000
#define VIDEO_FORMAT_RGB_DIRECTCOLOR	0x0001
#define VIDEO_FORMAT_YUYV_4_4_4		0x0010
#define VIDEO_FORMAT_YUYV_4_2_2		0x0011

typedef struct {
	void *address;			/* Address of framebuffer		*/
	ushort	width;			/* Horizontal resolution		*/
	ushort	height;			/* Vertical resolution			*/
	uchar	format;			/* Format				*/
	uchar	colors;			/* Colors number or color depth		*/
	void (*setcolreg) (int, int, int, int);
	void (*getcolreg) (int, void *);
} video_ext_t;

/*
 * VARIABLES
 */
extern list_t devlist;
extern device_t *stdio_devices[];
extern char *stdio_names[MAX_FILES];

/*
 * PROTOTYPES
 */
int	device_register (device_t * dev);
int	devices_init (void);
int	devices_done (void);
int	device_deregister(char *devname);
#ifdef CONFIG_LCD
int	drv_lcd_init (void);
#endif
#ifdef CONFIG_VFD
int	drv_vfd_init (void);
#endif
#if defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE)
int	drv_video_init (void);
#endif
#ifdef CONFIG_KEYBOARD
int	drv_keyboard_init (void);
#endif
#ifdef CONFIG_USB_TTY
int	drv_usbtty_init (void);
#endif
#ifdef CONFIG_NETCONSOLE
int	drv_nc_init (void);
#endif

#endif	/* _DEVICES_H_ */
Commit	Line	Data
e831ad54 WD	1	/*
	2	* (C) Copyright 2000
	3	* Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), [email protected]
	4	*
	5	* See file CREDITS for list of people who contributed to this
	6	* project.
	7	*
	8	* This program is free software; you can redistribute it and/or
	9	* modify it under the terms of the GNU General Public License as
	10	* published by the Free Software Foundation; either version 2 of
	11	* the License, or (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	21	* MA 02111-1307 USA
	22	*/
	23
	24	#include <lists.h>
	25
	26	#ifndef _DEVICES_H_
	27	#define _DEVICES_H_
	28
	29	/*
	30	* CONSOLE DEVICES
	31	*/
	32
	33	#define DEV_FLAGS_INPUT 0x00000001 /* Device can be used as input console */
	34	#define DEV_FLAGS_OUTPUT 0x00000002 /* Device can be used as output console */
	35	#define DEV_FLAGS_SYSTEM 0x80000000 /* Device is a system device */
	36	#define DEV_EXT_VIDEO 0x00000001 /* Video extensions supported */
	37
47cd00fa	38	/* Device information */
e831ad54 WD	39	typedef struct {
	40	int flags; /* Device flags: input/output/system */
	41	int ext; /* Supported extensions */
281e00a3	42	char name[16]; /* Device name */
e831ad54 WD	43
	44	/* GENERAL functions */
	45
	46	int (start) (void); / To start the device */
	47	int (stop) (void); / To stop the device */
	48
	49	/* OUTPUT functions */
	50
	51	void (putc) (const char c); / To put a char */
	52	void (puts) (const char s); /* To put a string (accelerator) */
	53
	54	/* INPUT functions */
	55
	56	int (tstc) (void); / To test if a char is ready... */
	57	int (getc) (void); / To get that char */
	58
	59	/* Other functions */
	60
	61	void priv; / Private extensions */
	62	} device_t;
	63
	64	/*
	65	* VIDEO EXTENSIONS
	66	*/
	67	#define VIDEO_FORMAT_RGB_INDEXED 0x0000
	68	#define VIDEO_FORMAT_RGB_DIRECTCOLOR 0x0001
	69	#define VIDEO_FORMAT_YUYV_4_4_4 0x0010
	70	#define VIDEO_FORMAT_YUYV_4_2_2 0x0011
	71
	72	typedef struct {
	73	void address; / Address of framebuffer */
	74	ushort width; /* Horizontal resolution */
	75	ushort height; /* Vertical resolution */
	76	uchar format; /* Format */
	77	uchar colors; /* Colors number or color depth */
	78	void (*setcolreg) (int, int, int, int);
	79	void (getcolreg) (int, void );
	80	} video_ext_t;
	81
	82	/*
	83	* VARIABLES
	84	*/
	85	extern list_t devlist;
	86	extern device_t *stdio_devices[];
	87	extern char *stdio_names[MAX_FILES];
	88
	89	/*
	90	* PROTOTYPES
	91	*/
	92	int device_register (device_t * dev);
	93	int devices_init (void);
	94	int devices_done (void);
	95	int device_deregister(char *devname);
	96	#ifdef CONFIG_LCD
	97	int drv_lcd_init (void);
	98	#endif
	99	#ifdef CONFIG_VFD
	100	int drv_vfd_init (void);
	101	#endif
a6c7ad2f	102	#if defined(CONFIG_VIDEO) \|\| defined(CONFIG_CFB_CONSOLE)
e831ad54 WD	103	int drv_video_init (void);
e831ad54 WD	104	#endif
682011ff WD	105	#ifdef CONFIG_KEYBOARD
682011ff WD	106	int drv_keyboard_init (void);
e831ad54	107	#endif
232c150a WD	108	#ifdef CONFIG_USB_TTY
	109	int drv_usbtty_init (void);
	110	#endif
68ceb29e WD	111	#ifdef CONFIG_NETCONSOLE
	112	int drv_nc_init (void);
	113	#endif
e831ad54 WD	114
e831ad54 WD	115	#endif /* _DEVICES_H_ */