diff options
Diffstat (limited to 'tools/ddcprobe/vbe.h')
-rw-r--r-- | tools/ddcprobe/vbe.h | 312 |
1 files changed, 0 insertions, 312 deletions
diff --git a/tools/ddcprobe/vbe.h b/tools/ddcprobe/vbe.h deleted file mode 100644 index 338d3bd88..000000000 --- a/tools/ddcprobe/vbe.h +++ /dev/null @@ -1,312 +0,0 @@ -#ifndef vbe_h -#define vbe_h -#ident "$Id$" -#include <sys/types.h> - -/* Record returned by int 0x10, function 0x4f, subfunction 0x00. */ -struct vbe_info { - unsigned char signature[4]; - unsigned char version[2]; - union { - struct { - u_int16_t ofs; - u_int16_t seg; - } addr; - const char *string; - } oem_name; - u_int32_t capabilities; - union { - struct { - u_int16_t ofs; - u_int16_t seg; - } addr; - u_int16_t *list; - } mode_list; - u_int16_t memory_size; - /* VESA 3.0+ */ - u_int16_t vbe_revision; - union { - struct { - u_int16_t ofs; - u_int16_t seg; - } addr; - const char *string; - } vendor_name; - union { - struct { - u_int16_t ofs; - u_int16_t seg; - } addr; - const char *string; - } product_name; - union { - struct { - u_int16_t ofs; - u_int16_t seg; - } addr; - const char *string; - } product_revision; - char reserved1[222]; - char reserved2[256]; -} __attribute__ ((packed)); - -/* Stuff returned by int 0x10, function 0x4f, subfunction 0x01. */ -struct vbe_mode_info { - /* required for all VESA versions */ - struct { - /* VBE 1.0+ */ - u_int16_t supported: 1; - u_int16_t optional_info_available: 1; - u_int16_t bios_output_supported: 1; - u_int16_t color: 1; - u_int16_t graphics: 1; - /* VBE 2.0+ */ - u_int16_t not_vga_compatible: 1; - u_int16_t not_bank_switched: 1; - u_int16_t lfb: 1; - /* VBE 1.0+ */ - u_int16_t unknown: 1; - u_int16_t must_enable_directaccess_in_10: 1; - } mode_attributes; - struct { - unsigned char exists: 1; - unsigned char readable: 1; - unsigned char writeable: 1; - unsigned char reserved: 5; - } windowa_attributes, windowb_attributes; - u_int16_t window_granularity; - u_int16_t window_size; - u_int16_t windowa_start_segment, windowb_start_segment; - u_int16_t window_positioning_seg, window_positioning_ofs; - u_int16_t bytes_per_scanline; - /* optional for VESA 1.0/1.1, required for OEM modes */ - u_int16_t w, h; - unsigned char cell_width, cell_height; - unsigned char memory_planes; - unsigned char bpp; - unsigned char banks; - enum { - memory_model_text = 0, - memory_model_cga = 1, - memory_model_hgc = 2, - memory_model_ega16 = 3, - memory_model_packed_pixel = 4, - memory_model_sequ256 = 5, - memory_model_direct_color = 6, - memory_model_yuv = 7, - } memory_model: 8; - unsigned char bank_size; - unsigned char image_pages; - unsigned char reserved1; - /* required for VESA 1.2+ */ - unsigned char red_mask, red_field; - unsigned char green_mask, green_field; - unsigned char blue_mask, blue_field; - unsigned char reserved_mask, reserved_field; - unsigned char direct_color_mode_info; - /* VESA 2.0+ */ - u_int32_t linear_buffer_address; - u_int32_t offscreen_memory_address; - u_int16_t offscreen_memory_size; - unsigned char reserved2[206]; -} __attribute__ ((packed)); - -/* 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]; - struct { - u_int16_t char3: 5; - u_int16_t char2: 5; - u_int16_t char1: 5; - u_int16_t zero: 1; - } manufacturer_name __attribute__ ((packed)); - 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. */ -struct vbe_info *vbe_get_vbe_info(); - -/* Get information about a particular video mode, bitwise or with - VBE_LINEAR_FRAMEBUFFER to check if LFB version is supported. */ -struct vbe_mode_info *vbe_get_mode_info(u_int16_t mode); - -/* Check if EDID reads are supported, and do them. */ -int vbe_get_edid_supported(); -struct vbe_edid1_info *vbe_get_edid_info(); - -/* Get the current video mode, -1 on error. */ -int32_t vbe_get_mode(); -/* Set a new video mode, bitwise or with VBE_LINEAR_FRAMEBUFFER. */ -void vbe_set_mode(u_int16_t mode); - -/* Save/restore the SVGA state. Call free() on the state record when done. */ -const void *vbe_save_svga_state(); -void vbe_restore_svga_state(const void *state); - -/* 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 |