46 lines
978 B
C
46 lines
978 B
C
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#ifndef VESA_H
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#define VESA_H
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#include <types.h>
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typedef struct {
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uint16_t Offset;
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uint16_t Segment;
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} t_farptr;
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struct VesaControllerInfo {
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char Signature[4]; // == "VBE2"
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uint16_t Version; // == 0x0300 for Vesa 3.0
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t_farptr OemString; // isa vbeFarPtr
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uint8_t Capabilities[4];
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t_farptr Videomodes; // isa vbeParPtr
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uint16_t TotalMemory;// as # of 64KB blocks
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};
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struct VesaModeInfo {
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uint16_t attributes;
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uint8_t winA, winB;
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uint16_t granularity;
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uint16_t winsize;
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uint16_t segmentA, segmentB;
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t_farptr realFctPtr;
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uint16_t pitch; // bytes per scanline
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uint16_t Xres, Yres;
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uint8_t Wchar, Ychar, planes, bpp, banks;
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uint8_t memory_model, bank_size, image_pages;
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uint8_t reserved0;
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uint8_t red_mask, red_position;
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uint8_t green_mask, green_position;
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uint8_t blue_mask, blue_position;
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uint8_t rsv_mask, rsv_position;
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uint8_t directcolor_attributes;
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uint32_t physbase; // your LFB address ;)
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uint32_t reserved1;
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uint16_t reserved2;
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};
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#endif
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