29 lines
611 B
C
29 lines
611 B
C
// Global descriptor table setup header
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// Author: xamidev
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// Licensed under the Unlicense. See the repo below.
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// https//github.com/xamidev/blankos
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#ifndef GDT_H
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#define GDT_H
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struct gdt_entry
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{
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unsigned short limit_low;
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unsigned short base_low;
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unsigned char base_middle;
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unsigned char access;
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unsigned char granularity;
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unsigned char base_high;
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} __attribute__((packed));
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struct gdt_ptr
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{
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unsigned short limit;
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unsigned int base;
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} __attribute__((packed));
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void gdt_set_gate(int num, unsigned long base, unsigned long limit, unsigned char access, unsigned char gran);
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void gdt_install();
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#endif
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