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- /* SPDX-License-Identifier: GPL-2.0+ */
- /*
- * (C) Copyright 2004
- * Pierre Aubert, Staubli Faverges , <p.aubert@staubli.com>
- */
- #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);
- /**
- * video_ctfb_mode_to_display_timing() - Convert a ctfb(Cathode Tube Frame
- * Buffer)_res_modes struct to a
- * display_timing struct.
- *
- * @mode: Input ctfb_res_modes structure pointer to be converted
- * from
- * @timing: Output display_timing structure pointer to be converted to
- */
- void video_ctfb_mode_to_display_timing(const struct ctfb_res_modes *mode,
- struct display_timing *timing);
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