diff options
Diffstat (limited to 'src/savage_vbe.h')
| -rw-r--r-- | src/savage_vbe.h | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/src/savage_vbe.h b/src/savage_vbe.h new file mode 100644 index 0000000..ba77773 --- /dev/null +++ b/src/savage_vbe.h @@ -0,0 +1,113 @@ +/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/savage/savage_vbe.h,v 1.3 2002/05/14 20:19:52 alanh Exp $ */ + +/* +This file was originally part of the Linux Real-Mode Interface, or LRMI. +There is nothing LRMI-specific here; this is all good, general VBE info. + +Copyright (C) 1996 by Josh Vanderhoof + +You are free to distribute and modify this file, as long as you +do not remove this copyright notice and clearly label modified +versions as being modified. + +This software has NO WARRANTY. Use it at your own risk. +*/ + +#ifndef _SAVAGEVBE_H +#define _SAVAGEVBE_H + +/* structures for vbe 2.0 */ + +#ifndef __GNUC__ +#define __attribute__(a) +#endif + +struct vbe_info_block + { + char vbe_signature[4]; + short vbe_version; + unsigned short oem_string_off; + unsigned short oem_string_seg; + int capabilities; + unsigned short video_mode_list_off; + unsigned short video_mode_list_seg; + short total_memory; + short oem_software_rev; + unsigned short oem_vendor_name_off; + unsigned short oem_vendor_name_seg; + unsigned short oem_product_name_off; + unsigned short oem_product_name_seg; + unsigned short oem_product_rev_off; + unsigned short oem_product_rev_seg; + char reserved[222]; + char oem_data[256]; + } __attribute__ ((packed)); + +#define VBE_ATTR_MODE_SUPPORTED (1 << 0) +#define VBE_ATTR_TTY (1 << 2) +#define VBE_ATTR_COLOR (1 << 3) +#define VBE_ATTR_GRAPHICS (1 << 4) +#define VBE_ATTR_NOT_VGA (1 << 5) +#define VBE_ATTR_NOT_WINDOWED (1 << 6) +#define VBE_ATTR_LINEAR (1 << 7) + +#define VBE_WIN_RELOCATABLE (1 << 0) +#define VBE_WIN_READABLE (1 << 1) +#define VBE_WIN_WRITEABLE (1 << 2) + +#define VBE_MODEL_TEXT 0 +#define VBE_MODEL_CGA 1 +#define VBE_MODEL_HERCULES 2 +#define VBE_MODEL_PLANAR 3 +#define VBE_MODEL_PACKED 4 +#define VBE_MODEL_256 5 +#define VBE_MODEL_RGB 6 +#define VBE_MODEL_YUV 7 + +struct vbe_mode_info_block + { + unsigned short mode_attributes; + unsigned char win_a_attributes; + unsigned char win_b_attributes; + unsigned short win_granularity; + unsigned short win_size; + unsigned short win_a_segment; + unsigned short win_b_segment; + unsigned short win_func_ptr_off; + unsigned short win_func_ptr_seg; + unsigned short bytes_per_scanline; + unsigned short x_resolution; + unsigned short y_resolution; + unsigned char x_char_size; + unsigned char y_char_size; + unsigned char number_of_planes; + unsigned char bits_per_pixel; + unsigned char number_of_banks; + unsigned char memory_model; + unsigned char bank_size; + unsigned char number_of_image_pages; + unsigned char res1; + unsigned char red_mask_size; + unsigned char red_field_position; + unsigned char green_mask_size; + unsigned char green_field_position; + unsigned char blue_mask_size; + unsigned char blue_field_position; + unsigned char rsvd_mask_size; + unsigned char rsvd_field_position; + unsigned char direct_color_mode_info; + unsigned int phys_base_ptr; + unsigned int offscreen_mem_offset; + unsigned short offscreen_mem_size; + unsigned char res2[206]; + } __attribute__ ((packed)); + +struct vbe_palette_entry + { + unsigned char blue; + unsigned char green; + unsigned char red; + unsigned char align; + } __attribute__ ((packed)); + +#endif |