44 lines
906 B
C
44 lines
906 B
C
#pragma once
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#include <stdint.h>
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enum vga_color
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{
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VGA_COLOR_BLACK = 0,
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VGA_COLOR_BLUE = 1,
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VGA_COLOR_GREEN = 2,
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VGA_COLOR_CYAN = 3,
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VGA_COLOR_RED = 4,
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VGA_COLOR_MAGENTA = 5,
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VGA_COLOR_BROWN = 6,
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VGA_COLOR_LIGHT_GREY = 7,
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VGA_COLOR_DARK_GREY = 8,
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VGA_COLOR_LIGHT_BLUE = 9,
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VGA_COLOR_LIGHT_GREEN = 10,
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VGA_COLOR_LIGHT_CYAN = 11,
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VGA_COLOR_LIGHT_RED = 12,
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VGA_COLOR_LIGHT_MAGENTA = 13,
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VGA_COLOR_LIGHT_BROWN = 14,
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VGA_COLOR_WHITE = 15,
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};
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static inline uint8_t vga_set_foreground(enum vga_color fg, uint8_t color)
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{
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return (color & 0xf0) | fg;
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}
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static inline uint8_t vga_set_background(enum vga_color bg, uint8_t color)
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{
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return (bg << 4) | (color & 0x0f);
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}
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static inline uint8_t vga_entry_color(enum vga_color fg, enum vga_color bg)
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{
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return (bg << 4) | fg;
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}
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static inline uint16_t vga_entry(unsigned char uc, uint8_t color)
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{
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return (uint16_t) uc | (uint16_t) color << 8;
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}
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