[J-u-boot.git] / drivers / video / videomodes.h

/*
 * (C) Copyright 2004
 * Pierre Aubert, Staubli Faverges , <[email protected]>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <edid.h>

#ifndef CONFIG_SYS_DEFAULT_VIDEO_MODE
#define CONFIG_SYS_DEFAULT_VIDEO_MODE	0x301
#endif

/* Some mode definitions */
#define FB_SYNC_HOR_HIGH_ACT	1	/* horizontal sync high active	*/
#define FB_SYNC_VERT_HIGH_ACT	2	/* vertical sync high active	*/
#define FB_SYNC_EXT		4	/* external sync		*/
#define FB_SYNC_COMP_HIGH_ACT	8	/* composite sync high active	*/
#define FB_SYNC_BROADCAST	16	/* broadcast video timings	*/
					/* vtotal = 144d/288n/576i => PAL  */
					/* vtotal = 121d/242n/484i => NTSC */
#define FB_SYNC_ON_GREEN	32	/* sync on green */
#define FB_VMODE_NONINTERLACED	0	/* non interlaced */
#define FB_VMODE_INTERLACED	1	/* interlaced	*/
#define FB_VMODE_DOUBLE		2	/* double scan */
#define FB_VMODE_MASK		255

#define FB_VMODE_YWRAP		256	/* ywrap instead of panning	*/
#define FB_VMODE_SMOOTH_XPAN	512	/* smooth xpan possible (internally used) */
#define FB_VMODE_CONUPDATE	512	/* don't update x/yoffset	*/


/******************************************************************
 * Resolution Struct
 ******************************************************************/
struct ctfb_res_modes {
	int xres;		/* visible resolution		*/
	int yres;
	int refresh;		/* vertical refresh rate in hz  */
	/* Timing: All values in pixclocks, except pixclock (of course) */
	int pixclock;		/* pixel clock in ps (pico seconds) */
	int pixclock_khz;	/* pixel clock in kHz           */
	int left_margin;	/* time from sync to picture	*/
	int right_margin;	/* time from picture to sync	*/
	int upper_margin;	/* time from sync to picture	*/
	int lower_margin;
	int hsync_len;		/* length of horizontal sync	*/
	int vsync_len;		/* length of vertical sync	*/
	int sync;		/* see FB_SYNC_*		*/
	int vmode;		/* see FB_VMODE_*		*/
};

/******************************************************************
 * Vesa Mode Struct
 ******************************************************************/
struct ctfb_vesa_modes {
	int vesanr;		/* Vesa number as in LILO (VESA Nr + 0x200} */
	int resindex;		/* index to resolution struct */
	int bits_per_pixel;	/* bpp */
};

#define RES_MODE_640x480	0
#define RES_MODE_800x600	1
#define RES_MODE_1024x768	2
#define RES_MODE_960_720	3
#define RES_MODE_1152x864	4
#define RES_MODE_1280x1024	5
#define RES_MODE_1280x720	6
#define RES_MODE_1360x768	7
#define RES_MODE_1920x1080	8
#define RES_MODE_1920x1200	9
#define RES_MODES_COUNT		10

#define VESA_MODES_COUNT 19

extern const struct ctfb_vesa_modes vesa_modes[];
extern const struct ctfb_res_modes res_mode_init[];

int video_get_params (struct ctfb_res_modes *pPar, char *penv);

int video_get_video_mode(unsigned int *xres, unsigned int *yres,
	unsigned int *depth, unsigned int *freq, const char **options);

void video_get_ctfb_res_modes(int default_mode, unsigned int default_depth,
			      const struct ctfb_res_modes **mode_ret,
			      unsigned int *depth_ret,
			      const char **options);

void video_get_option_string(const char *options, const char *name,
			     char *dest, int dest_len, const char *def);

int video_get_option_int(const char *options, const char *name, int def);

int video_edid_dtd_to_ctfb_res_modes(struct edid_detailed_timing *t,
				     struct ctfb_res_modes *mode);
Commit	Line	Data
eeb1b77b WD	1	/*
	2	* (C) Copyright 2004
	3	* Pierre Aubert, Staubli Faverges , <[email protected]>
	4	*
3765b3e7	5	* SPDX-License-Identifier: GPL-2.0+
eeb1b77b WD	6	*/
eeb1b77b WD	7
b7ce12dd	8	#include <edid.h>
eeb1b77b	9
6d0f6bcf JCPV	10	#ifndef CONFIG_SYS_DEFAULT_VIDEO_MODE
6d0f6bcf JCPV	11	#define CONFIG_SYS_DEFAULT_VIDEO_MODE 0x301
eeb1b77b WD	12	#endif
	13
	14	/* Some mode definitions */
	15	#define FB_SYNC_HOR_HIGH_ACT 1 /* horizontal sync high active */
	16	#define FB_SYNC_VERT_HIGH_ACT 2 /* vertical sync high active */
	17	#define FB_SYNC_EXT 4 /* external sync */
	18	#define FB_SYNC_COMP_HIGH_ACT 8 /* composite sync high active */
	19	#define FB_SYNC_BROADCAST 16 /* broadcast video timings */
	20	/* vtotal = 144d/288n/576i => PAL */
	21	/* vtotal = 121d/242n/484i => NTSC */
	22	#define FB_SYNC_ON_GREEN 32 /* sync on green */
	23	#define FB_VMODE_NONINTERLACED 0 /* non interlaced */
	24	#define FB_VMODE_INTERLACED 1 /* interlaced */
	25	#define FB_VMODE_DOUBLE 2 /* double scan */
	26	#define FB_VMODE_MASK 255
	27
	28	#define FB_VMODE_YWRAP 256 /* ywrap instead of panning */
	29	#define FB_VMODE_SMOOTH_XPAN 512 /* smooth xpan possible (internally used) */
	30	#define FB_VMODE_CONUPDATE 512 /* don't update x/yoffset */
	31
	32
	33	/******************************************************************
	34	* Resolution Struct
	35	******************************************************************/
	36	struct ctfb_res_modes {
	37	int xres; /* visible resolution */
	38	int yres;
0c91d257	39	int refresh; /* vertical refresh rate in hz */
eeb1b77b WD	40	/* Timing: All values in pixclocks, except pixclock (of course) */
eeb1b77b WD	41	int pixclock; /* pixel clock in ps (pico seconds) */
0c91d257	42	int pixclock_khz; /* pixel clock in kHz */
eeb1b77b WD	43	int left_margin; /* time from sync to picture */
	44	int right_margin; /* time from picture to sync */
	45	int upper_margin; /* time from sync to picture */
	46	int lower_margin;
	47	int hsync_len; /* length of horizontal sync */
	48	int vsync_len; /* length of vertical sync */
	49	int sync; /* see FB_SYNC_* */
	50	int vmode; /* see FB_VMODE_* */
	51	};
	52
	53	/******************************************************************
	54	* Vesa Mode Struct
	55	******************************************************************/
	56	struct ctfb_vesa_modes {
	57	int vesanr; /* Vesa number as in LILO (VESA Nr + 0x200} */
	58	int resindex; /* index to resolution struct */
	59	int bits_per_pixel; /* bpp */
	60	};
	61
	62	#define RES_MODE_640x480 0
	63	#define RES_MODE_800x600 1
	64	#define RES_MODE_1024x768 2
	65	#define RES_MODE_960_720 3
	66	#define RES_MODE_1152x864 4
	67	#define RES_MODE_1280x1024 5
59bb6109 HG	68	#define RES_MODE_1280x720 6
	69	#define RES_MODE_1360x768 7
	70	#define RES_MODE_1920x1080 8
	71	#define RES_MODE_1920x1200 9
	72	#define RES_MODES_COUNT 10
eeb1b77b WD	73
	74	#define VESA_MODES_COUNT 19
	75
	76	extern const struct ctfb_vesa_modes vesa_modes[];
	77	extern const struct ctfb_res_modes res_mode_init[];
	78
	79	int video_get_params (struct ctfb_res_modes pPar, char penv);
a5dbdc81 TT	80
	81	int video_get_video_mode(unsigned int xres, unsigned int yres,
	82	unsigned int depth, unsigned int freq, const char **options);
e976b868 HG	83
	84	void video_get_ctfb_res_modes(int default_mode, unsigned int default_depth,
	85	const struct ctfb_res_modes **mode_ret,
	86	unsigned int *depth_ret,
	87	const char **options);
eb3c0cf8 HG	88
	89	void video_get_option_string(const char options, const char name,
	90	char dest, int dest_len, const char def);
	91
	92	int video_get_option_int(const char options, const char name, int def);
b7ce12dd HG	93
	94	int video_edid_dtd_to_ctfb_res_modes(struct edid_detailed_timing *t,
	95	struct ctfb_res_modes *mode);