diff options
author | Mystery Man <unknown@mandriva.org> | 2004-09-21 04:31:26 +0000 |
---|---|---|
committer | Mystery Man <unknown@mandriva.org> | 2004-09-21 04:31:26 +0000 |
commit | cc1300f2ac58a8289b998169c77c1c75db133643 (patch) | |
tree | 28769c8b2fcbf97248ddbdce11e45bb8b21543ee /tools/ddcprobe/vbe.h | |
parent | 386fedbae181da5252f397e5ac9f9fc59367246d (diff) | |
download | drakx-cc1300f2ac58a8289b998169c77c1c75db133643.tar drakx-cc1300f2ac58a8289b998169c77c1c75db133643.tar.gz drakx-cc1300f2ac58a8289b998169c77c1c75db133643.tar.bz2 drakx-cc1300f2ac58a8289b998169c77c1c75db133643.tar.xz drakx-cc1300f2ac58a8289b998169c77c1c75db133643.zip |
This commit was manufactured by cvs2svn to create branch
'MDK-10-update'.
Diffstat (limited to 'tools/ddcprobe/vbe.h')
-rw-r--r-- | tools/ddcprobe/vbe.h | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/tools/ddcprobe/vbe.h b/tools/ddcprobe/vbe.h new file mode 100644 index 000000000..4dd7e70c5 --- /dev/null +++ b/tools/ddcprobe/vbe.h @@ -0,0 +1,208 @@ +#ifndef vbe_h +#define vbe_h +#ident "$Id$" +#include <sys/types.h> + +struct vbe_mode_info; + +/* Record returned by int 0x10, function 0x4f, subfunction 0x00. */ +struct vbe_info { + unsigned int version; + unsigned int oem_version; + unsigned int memory_size; + char *oem_name; + char *vendor_name; + char *product_name; + char *product_revision; + unsigned int modes; + unsigned int mode_list[0x100]; +}; + +/* Modeline information used by XFree86. */ +struct vbe_modeline { + u_int16_t width, height; + unsigned char interlaced; + float refresh; + char *modeline; + float hfreq, vfreq, pixel_clock; +}; + +/* Aspect ratios used in EDID info. */ +enum vbe_edid_aspect { + aspect_unknown = 0, + aspect_75, + aspect_8, + aspect_5625, +}; + +/* Detailed timing information used in EDID v1.x */ +struct vbe_edid_detailed_timing { + u_int16_t pixel_clock; +#define VBE_EDID_DETAILED_TIMING_PIXEL_CLOCK(_x) \ + ((_x).pixel_clock * 10000) + unsigned char horizontal_active; + unsigned char horizontal_blanking; + unsigned char horizontal_active_hi: 4; + unsigned char horizontal_blanking_hi: 4; +#define VBE_EDID_DETAILED_TIMING_HORIZONTAL_ACTIVE(_x) \ + (((_x).horizontal_active_hi << 8) + (_x).horizontal_active) +#define VBE_EDID_DETAILED_TIMING_HORIZONTAL_BLANKING(_x) \ + (((_x).horizontal_blanking_hi << 8) + (_x).horizontal_blanking) + unsigned char vertical_active; + unsigned char vertical_blanking; + unsigned char vertical_active_hi: 4; + unsigned char vertical_blanking_hi: 4; +#define VBE_EDID_DETAILED_TIMING_VERTICAL_ACTIVE(_x) \ + (((_x).vertical_active_hi << 8) + (_x).vertical_active) +#define VBE_EDID_DETAILED_TIMING_VERTICAL_BLANKING(_x) \ + (((_x).vertical_blanking_hi << 8) + (_x).vertical_blanking) + unsigned char hsync_offset; + unsigned char hsync_pulse_width; + unsigned char vsync_offset: 4; + unsigned char vsync_pulse_width: 4; + unsigned char hsync_offset_hi: 2; + unsigned char hsync_pulse_width_hi: 2; + unsigned char vsync_offset_hi: 2; + unsigned char vsync_pulse_width_hi: 2; +#define VBE_EDID_DETAILED_TIMING_HSYNC_OFFSET(_x) \ + (((_x).hsync_offset_hi << 8) + (_x).hsync_offset) +#define VBE_EDID_DETAILED_TIMING_HSYNC_PULSE_WIDTH(_x) \ + (((_x).hsync_pulse_width_hi << 8) + (_x).hsync_pulse_width) +#define VBE_EDID_DETAILED_TIMING_VSYNC_OFFSET(_x) \ + (((_x).vsync_offset_hi << 4) + (_x).vsync_offset) +#define VBE_EDID_DETAILED_TIMING_VSYNC_PULSE_WIDTH(_x) \ + (((_x).vsync_pulse_width_hi << 4) + (_x).vsync_pulse_width) + unsigned char himage_size; + unsigned char vimage_size; + unsigned char himage_size_hi: 4; + unsigned char vimage_size_hi: 4; +#define VBE_EDID_DETAILED_TIMING_HIMAGE_SIZE(_x) \ + (((_x).himage_size_hi << 8) + (_x).himage_size) +#define VBE_EDID_DETAILED_TIMING_VIMAGE_SIZE(_x) \ + (((_x).vimage_size_hi << 8) + (_x).vimage_size) + unsigned char hborder; + unsigned char vborder; + struct { + unsigned char interlaced: 1; + unsigned char stereo: 2; + unsigned char digital_composite: 2; + unsigned char variant: 2; + unsigned char zero: 1; + } flags __attribute__ ((packed)); +} __attribute__ ((packed)); + +enum { + vbe_edid_monitor_descriptor_serial = 0xff, + vbe_edid_monitor_descriptor_ascii = 0xfe, + vbe_edid_monitor_descriptor_range = 0xfd, + vbe_edid_monitor_descriptor_name = 0xfc, +} vbe_edid_monitor_descriptor_types; + +struct vbe_edid_monitor_descriptor { + u_int16_t zero_flag_1; + unsigned char zero_flag_2; + unsigned char type; + unsigned char zero_flag_3; + union { + char string[13]; + struct { + unsigned char vertical_min; + unsigned char vertical_max; + unsigned char horizontal_min; + unsigned char horizontal_max; + unsigned char pixel_clock_max; + unsigned char gtf_data[8]; + } range_data; + } data; +} __attribute__ ((packed)); + +struct vbe_edid1_info { + unsigned char header[8]; + union { + u_int16_t p; + struct { + u_int16_t char3: 5; + u_int16_t char2: 5; + u_int16_t char1: 5; + u_int16_t zero: 1; + } u; + } manufacturer_name; + u_int16_t product_code; + u_int32_t serial_number; + unsigned char week; + unsigned char year; + unsigned char version; + unsigned char revision; + struct { + unsigned char separate_sync: 1; + unsigned char composite_sync: 1; + unsigned char sync_on_green: 1; + unsigned char unused: 2; + unsigned char voltage_level: 2; + unsigned char digital: 1; + } video_input_definition __attribute__ ((packed)); + unsigned char max_size_horizontal; + unsigned char max_size_vertical; + unsigned char gamma; + struct { + unsigned char unused1: 3; + unsigned char rgb: 1; + unsigned char unused2: 1; + unsigned char active_off: 1; + unsigned char suspend: 1; + unsigned char standby: 1; + } feature_support __attribute__ ((packed)); + unsigned char color_characteristics[10]; + struct { + unsigned char timing_720x400_70: 1; + unsigned char timing_720x400_88: 1; + unsigned char timing_640x480_60: 1; + unsigned char timing_640x480_67: 1; + unsigned char timing_640x480_72: 1; + unsigned char timing_640x480_75: 1; + unsigned char timing_800x600_56: 1; + unsigned char timing_800x600_60: 1; + unsigned char timing_800x600_72: 1; + unsigned char timing_800x600_75: 1; + unsigned char timing_832x624_75: 1; + unsigned char timing_1024x768_87i: 1; + unsigned char timing_1024x768_60: 1; + unsigned char timing_1024x768_70: 1; + unsigned char timing_1024x768_75: 1; + unsigned char timing_1280x1024_75: 1; + } established_timings __attribute__ ((packed)); + struct { + unsigned char timing_1152x870_75: 1; + unsigned char reserved: 7; + } manufacturer_timings __attribute__ ((packed)); + struct { + u_int16_t xresolution: 8; + u_int16_t vfreq: 6; + u_int16_t aspect: 2; + } standard_timing[8] __attribute__ ((packed)); + union { + struct vbe_edid_detailed_timing detailed_timing[4]; + struct vbe_edid_monitor_descriptor monitor_descriptor[4]; + } monitor_details __attribute__ ((packed)); + unsigned char extension_flag; + unsigned char checksum; + unsigned char padding[128]; +} __attribute__ ((packed)); + +#define VBE_LINEAR_FRAMEBUFFER 0x4000 + +/* Get VESA information. */ +int vbe_get_vbe_info(struct vbe_info *vbe); + +/* Check if EDID reads are supported, and do them. */ +int vbe_get_edid_info(struct vbe_edid1_info *edid); + +/* Get the ranges of values suitable for the attached monitor. */ +void vbe_get_edid_ranges(struct vbe_edid1_info *edid, + unsigned char *hmin, unsigned char *hmax, + unsigned char *vmin, unsigned char *vmax); + +/* Get a list of modelines that will work with this monitor. */ +struct vbe_modeline *vbe_get_edid_modelines(); + +#endif |