Moved the vesa.h and vga.h headers to the private vesa driver header directory
for future use. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@12274 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
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/*
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** Copyright 2004, Axel Dörfler, [email protected]. All rights reserved.
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** Distributed under the terms of the OpenBeOS License.
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*/
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#ifndef VESA_H
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#define VESA_H
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#include <SupportDefs.h>
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/* VBE info block structure */
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#define VESA_SIGNATURE 'ASEV'
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#define VBE2_SIGNATURE '2EBV'
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struct vbe_info_block {
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// VBE 1.x fields
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uint32 signature;
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struct {
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uint8 minor;
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uint8 major;
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} version;
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uint32 oem_string;
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uint32 capabilities;
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uint32 mode_list;
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uint16 total_memory; // in 64k blocks
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// VBE 2.0+ fields only
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// Note, the block is 256 bytes in size for VBE 1.x as well,
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// but doesn't define these fields. VBE 3 doesn't define
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// any additional fields.
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uint16 oem_software_revision;
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uint32 oem_vendor_name_string;
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uint32 oem_product_name_string;
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uint32 oem_product_revision_string;
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uint8 reserved[222];
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uint8 oem_data[256];
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} _PACKED;
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/* VBE mode info structure */
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struct vbe_mode_info {
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uint16 attributes;
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uint8 window_a_attributes;
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uint8 window_b_attributes;
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uint16 window_granulatiry;
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uint16 window_size;
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uint16 window_a_segment;
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uint16 window_b_segment;
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uint32 window_function; // real mode pointer
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uint16 bytes_per_row;
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// VBE 1.2 and above
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uint16 width;
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uint16 height;
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uint8 char_width;
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uint8 char_height;
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uint8 num_planes;
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uint8 bits_per_pixel;
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uint8 num_banks;
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uint8 memory_model;
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uint8 bank_size;
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uint8 num_image_pages;
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uint8 _reserved0;
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// direct color fields
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uint8 red_mask_size;
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uint8 red_field_position;
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uint8 green_mask_size;
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uint8 green_field_position;
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uint8 blue_mask_size;
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uint8 blue_field_position;
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uint8 reserved_mask_size;
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uint8 reserved_field_position;
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uint8 direct_color_mode_info;
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// VBE 2.0 and above
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uint32 physical_base;
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uint32 _reserved1;
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uint16 _reserved2;
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// VBE 3.0 and above
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uint16 linear_bytes_per_row;
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uint8 banked_num_image_pages;
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uint8 linear_num_image_pages;
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uint8 linear_red_mask_size;
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uint8 linear_red_field_position;
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uint8 linear_green_mask_size;
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uint8 linear_green_field_position;
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uint8 linear_blue_mask_size;
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uint8 linear_blue_field_position;
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uint8 linear_reserved_mask_size;
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uint8 linear_reserved_field_position;
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uint32 max_pixel_clock; // in Hz
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uint8 _reserved[189];
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} _PACKED;
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// definitions of mode info attributes
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#define MODE_ATTR_AVAILABLE 1
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#define MODE_ATTR_COLOR_MODE 8
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#define MODE_ATTR_GRAPHICS_MODE 16
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#define MODE_ATTR_LINEAR_BUFFER 128
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// memory models
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#define MODE_MEMORY_TEXT 0
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#define MODE_MEMORY_PLANAR 3
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#define MODE_MEMORY_PACKED_PIXEL 4
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#define MODE_MEMORY_DIRECT_COLOR 6
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#define MODE_MEMORY_YUV 7
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// set mode flags
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#define SET_MODE_MASK 0x01ff
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#define SET_MODE_SPECIFY_CRTC (1 << 11)
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#define SET_MODE_LINEAR_BUFFER (1 << 14)
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#define SET_MODE_DONT_CLEAR_MEMORY (1 << 15)
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/* VBE 3.0 protected mode interface
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* The BIOS area can be scanned for the protected mode
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* signature that identifies the structure below.
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*/
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#define VBE_PM_SIGNATURE 'DIMP'
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struct vbe_protected_mode_info {
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uint32 signature;
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int16 entry_offset;
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int16 init_offset;
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uint16 data_selector;
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uint16 a000_selector;
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uint16 b000_selector;
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uint16 b800_selector;
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uint16 c000_selector;
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uint8 in_protected_mode;
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uint8 checksum;
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} _PACKED;
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#endif /* VESA_H */
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@@ -0,0 +1,38 @@
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/*
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* Copyright 2005, Axel Dörfler, [email protected]. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef VGA_H
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#define VGA_H
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/* VGA ports */
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// misc stuff
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#define VGA_INPUT_STATUS_0 0x3c2
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#define VGA_INPUT_STATUS_1 0x3da
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// sequencer registers
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#define VGA_SEQUENCER_INDEX 0x3c4
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#define VGA_SEQUENCER_DATA 0x3c5
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// graphics registers
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#define VGA_GRAPHICS_INDEX 0x3ce
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#define VGA_GRAPHICS_DATA 0x3cf
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// CRTC registers
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#define VGA_CRTC_INDEX 0x3d4
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#define VGA_CRTC_DATA 0x3d5
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// attribute registers
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#define VGA_ATTRIBUTE_READ 0x3c1
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#define VGA_ATTRIBUTE_WRITE 0x3c0
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// color registers
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#define VGA_COLOR_STATE 0x3c7
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#define VGA_COLOR_READ_MODE 0x3c7
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#define VGA_COLOR_WRITE_MODE 0x3c8
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#define VGA_COLOR_DATA 0x3c9
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#define VGA_COLOR_MASK 0x3c6
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#endif /* VGA_H */
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