diff options
Diffstat (limited to 'roms/u-boot/drivers/video/videomodes.h')
-rw-r--r-- | roms/u-boot/drivers/video/videomodes.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/roms/u-boot/drivers/video/videomodes.h b/roms/u-boot/drivers/video/videomodes.h new file mode 100644 index 000000000..aefe4ef94 --- /dev/null +++ b/roms/u-boot/drivers/video/videomodes.h @@ -0,0 +1,105 @@ +/* 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); |