#include <stdint.h>
#include "assembly/io.h"

Classes
struct	vga_screen_pos
	Struct that defines position on screen. More...

struct	vga_color_with_blink
	Color of one character with blinking bit. More...

struct	vga_color_without_blink
	Color of one character without blinking bit. More...

union	vga_color
	Color of one character. More...

struct	vga_character
	Struct that define one character. More...

union	screen_char
	Define one character on screen. More...

Macros
#define	VGA_COLOR_BLACK 0x00

#define	VGA_COLOR_BLUE 0x01

#define	VGA_COLOR_GREEN 0x02

#define	VGA_COLOR_CYAN 0x03

#define	VGA_COLOR_RED 0x04

#define	VGA_COLOR_MAGENTA 0x05

#define	VGA_COLOR_BROWN 0x06

#define	VGA_COLOR_LIGHT_GRAY 0x07

#define	VGA_COLOR_DARK_GRAY 0x08

#define	VGA_COLOR_LIGHT_BLUE 0x09

#define	VGA_COLOR_LIGHT_GREEN 0x0A

#define	VGA_COLOR_LIGHT_CYAN 0x0B

#define	VGA_COLOR_LIGHT_RED 0x0C

#define	VGA_COLOR_LIGHT_MAGENTA 0x0D

#define	VGA_COLOR_YELLOW 0x0E

#define	VGA_COLOR_WHITE 0x0F

#define	VGA_NOT_BLINK 0x00

#define	VGA_BLINK 0x01

#define	VGA_MODE_00H_BASE_ADDR 0xC00B8000
	The base memory address for mode 00h. More...

#define	VGA_MODE_00H_SCREEN_COLUMNS 40
	The number of columns in mode 00h. More...

#define	VGA_MODE_00H_SCREEN_ROWS 25
	The number of rows in mode 00h. More...

#define	VGA_MODE_00H_COLOR_BLACK 0x00

#define	VGA_MODE_00H_COLOR_BLUE 0x01

#define	VGA_MODE_00H_COLOR_GREEN 0x02

#define	VGA_MODE_00H_COLOR_CYAN 0x03

#define	VGA_MODE_00H_COLOR_RED 0x04

#define	VGA_MODE_00H_COLOR_MAGENTA 0x05

#define	VGA_MODE_00H_COLOR_BROWN 0x06

#define	VGA_MODE_00H_COLOR_LIGHT_GRAY 0x07

#define	VGA_MODE_00H_COLOR_DARK_GRAY 0x08

#define	VGA_MODE_00H_COLOR_LIGHT_BLUE 0x09

#define	VGA_MODE_00H_COLOR_LIGHT_GREEN 0x0A

#define	VGA_MODE_00H_COLOR_LIGHT_CYAN 0x0B

#define	VGA_MODE_00H_COLOR_LIGHT_RED 0x0C

#define	VGA_MODE_00H_COLOR_LIGHT_MAGENTA 0x0D

#define	VGA_MODE_00H_COLOR_YELLOW 0x0E

#define	VGA_MODE_00H_COLOR_WHITE 0x0F

#define	VGA_MODE_00H_NOT_BLINK 0x00

#define	VGA_MODE_00H_BLINK 0x01

#define	VGA_MODE_00H_MAX_SCREENS 8

#define	VGA_MODE_00H_SCREEN_OFFSET 4000

#define	VGA_MODE_01H_BASE_ADDR 0xC00B8000
	The base memory address for mode 01h. More...

#define	VGA_MODE_01H_SCREEN_COLUMNS 40
	The number of columns in mode 01h. More...

#define	VGA_MODE_01H_SCREEN_ROWS 25
	The number of rows in mode 01h. More...

#define	VGA_MODE_01H_COLOR_BLACK 0x00

#define	VGA_MODE_01H_COLOR_BLUE 0x01

#define	VGA_MODE_01H_COLOR_GREEN 0x02

#define	VGA_MODE_01H_COLOR_CYAN 0x03

#define	VGA_MODE_01H_COLOR_RED 0x04

#define	VGA_MODE_01H_COLOR_MAGENTA 0x05

#define	VGA_MODE_01H_COLOR_BROWN 0x06

#define	VGA_MODE_01H_COLOR_LIGHT_GRAY 0x07

#define	VGA_MODE_01H_COLOR_DARK_GRAY 0x08

#define	VGA_MODE_01H_COLOR_LIGHT_BLUE 0x09

#define	VGA_MODE_01H_COLOR_LIGHT_GREEN 0x0A

#define	VGA_MODE_01H_COLOR_LIGHT_CYAN 0x0B

#define	VGA_MODE_01H_COLOR_LIGHT_RED 0x0C

#define	VGA_MODE_01H_COLOR_LIGHT_MAGENTA 0x0D

#define	VGA_MODE_01H_COLOR_YELLOW 0x0E

#define	VGA_MODE_01H_COLOR_WHITE 0x0F

#define	VGA_MODE_01H_NOT_BLINK 0x00

#define	VGA_MODE_01H_BLINK 0x01

#define	VGA_MODE_01H_MAX_SCREENS 8

#define	VGA_MODE_01H_SCREEN_OFFSET 4000

#define	VGA_MODE_02H_BASE_ADDR 0xC00B8000
	The base memory address for mode 02h. More...

#define	VGA_MODE_02H_SCREEN_COLUMNS 80
	The number of columns in mode 02h. More...

#define	VGA_MODE_02H_SCREEN_ROWS 25
	The number of rows in mode 02h. More...

#define	VGA_MODE_02H_COLOR_BLACK 0x00

#define	VGA_MODE_02H_COLOR_BLUE 0x01

#define	VGA_MODE_02H_COLOR_GREEN 0x02

#define	VGA_MODE_02H_COLOR_CYAN 0x03

#define	VGA_MODE_02H_COLOR_RED 0x04

#define	VGA_MODE_02H_COLOR_MAGENTA 0x05

#define	VGA_MODE_02H_COLOR_BROWN 0x06

#define	VGA_MODE_02H_COLOR_LIGHT_GRAY 0x07

#define	VGA_MODE_02H_COLOR_DARK_GRAY 0x08

#define	VGA_MODE_02H_COLOR_LIGHT_BLUE 0x09

#define	VGA_MODE_02H_COLOR_LIGHT_GREEN 0x0A

#define	VGA_MODE_02H_COLOR_LIGHT_CYAN 0x0B

#define	VGA_MODE_02H_COLOR_LIGHT_RED 0x0C

#define	VGA_MODE_02H_COLOR_LIGHT_MAGENTA 0x0D

#define	VGA_MODE_02H_COLOR_YELLOW 0x0E

#define	VGA_MODE_02H_COLOR_WHITE 0x0F

#define	VGA_MODE_02H_NOT_BLINK 0x00

#define	VGA_MODE_02H_BLINK 0x01

#define	VGA_MODE_02H_MAX_SCREENS 8

#define	VGA_MODE_02H_SCREEN_OFFSET 4000

#define	VGA_MODE_03H_BASE_ADDR 0xC00B8000
	The base memory address for mode 03h. More...

#define	VGA_MODE_03H_SCREEN_COLUMNS 80
	The number of columns in mode 03h. More...

#define	VGA_MODE_03H_SCREEN_ROWS 25
	The number of rows in mode 03h. More...

#define	VGA_MODE_03H_COLOR_BLACK 0x00

#define	VGA_MODE_03H_COLOR_BLUE 0x01

#define	VGA_MODE_03H_COLOR_GREEN 0x02

#define	VGA_MODE_03H_COLOR_CYAN 0x03

#define	VGA_MODE_03H_COLOR_RED 0x04

#define	VGA_MODE_03H_COLOR_MAGENTA 0x05

#define	VGA_MODE_03H_COLOR_BROWN 0x06

#define	VGA_MODE_03H_COLOR_LIGHT_GRAY 0x07

#define	VGA_MODE_03H_COLOR_DARK_GRAY 0x08

#define	VGA_MODE_03H_COLOR_LIGHT_BLUE 0x09

#define	VGA_MODE_03H_COLOR_LIGHT_GREEN 0x0A

#define	VGA_MODE_03H_COLOR_LIGHT_CYAN 0x0B

#define	VGA_MODE_03H_COLOR_LIGHT_RED 0x0C

#define	VGA_MODE_03H_COLOR_LIGHT_MAGENTA 0x0D

#define	VGA_MODE_03H_COLOR_YELLOW 0x0E

#define	VGA_MODE_03H_COLOR_WHITE 0x0F

#define	VGA_MODE_03H_NOT_BLINK 0x00

#define	VGA_MODE_03H_BLINK 0x01

#define	VGA_MODE_03H_MAX_SCREENS 8

#define	VGA_MODE_03H_SCREEN_OFFSET 4000

#define	VGA_MODE_07H_BASE_ADDR 0xC00B0000
	The base memory address for mode 07h. More...

#define	VGA_MODE_07H_SCREEN_COLUMNS 80
	The number of columns in mode 07h. More...

#define	VGA_MODE_07H_SCREEN_ROWS 25
	The number of rows in mode 07h. More...

#define	VGA_MODE_07H_COLOR_BLACK 0x00

#define	VGA_MODE_07H_COLOR_BLUE 0x01

#define	VGA_MODE_07H_COLOR_GREEN 0x02

#define	VGA_MODE_07H_COLOR_CYAN 0x03

#define	VGA_MODE_07H_COLOR_RED 0x04

#define	VGA_MODE_07H_COLOR_MAGENTA 0x05

#define	VGA_MODE_07H_COLOR_BROWN 0x06

#define	VGA_MODE_07H_COLOR_LIGHT_GRAY 0x07

#define	VGA_MODE_07H_COLOR_DARK_GRAY 0x08

#define	VGA_MODE_07H_COLOR_LIGHT_BLUE 0x09

#define	VGA_MODE_07H_COLOR_LIGHT_GREEN 0x0A

#define	VGA_MODE_07H_COLOR_LIGHT_CYAN 0x0B

#define	VGA_MODE_07H_COLOR_LIGHT_RED 0x0C

#define	VGA_MODE_07H_COLOR_LIGHT_MAGENTA 0x0D

#define	VGA_MODE_07H_COLOR_YELLOW 0x0E

#define	VGA_MODE_07H_COLOR_WHITE 0x0F

#define	VGA_MODE_07H_NOT_BLINK 0x00

#define	VGA_MODE_07H_BLINK 0x01

#define	VGA_MODE_07H_MAX_SCREENS 1

#define	VGA_MODE_07H_SCREEN_OFFSET 4000

Enumerations
enum	VGA_TEXT_MODES { VGA_MODE_00H = 0x00, VGA_MODE_01H = 0x01, VGA_MODE_02H = 0x02, VGA_MODE_03H = 0x03, VGA_MODE_07H = 0x07 }
	Enum represent available VGA text modes. More...

Functions
uint8_t	vga_init (uint8_t mode)
	Initialization of VGA. More...

void	vga_printchar (char character)
	Print character on screen. More...

void	vga_printchar_color (char character, vga_color *color)
	Print character on screen. More...

void	vga_printstring (const char *str)
	Print string on screen. More...

void	vga_printstring_color (const char str, vga_color color)
	Print string on screen. More...

void	vga_set_char (uint16_t x, uint16_t y, char character)
	Set character on given point on screen. More...

void	vga_set_char_struct (vga_screen_pos spos, char character)
	Set character on given point on screen. More...

char	vga_get_char (uint16_t x, uint16_t y)
	Get character from given point on screen. More...

char	vga_get_char_struct (vga_screen_pos spos)
	Get character from given point on screen. More...

void	vga_set_color (uint16_t x, uint16_t y, vga_color col)
	Set character color on given point on screen. More...

void	vga_set_color_struct (vga_screen_pos spos, vga_color col)
	Set character color on given point on screen. More...

union vga_color	vga_get_color (uint16_t x, uint16_t y)
	Get character color from given point on screen. More...

union vga_color	vga_get_color_struct (vga_screen_pos spos)
	Get character color from given point on screen. More...

void	vga_set_character (uint16_t x, uint16_t y, vga_character character)
	Set character and character color on given point on screen. More...

void	vga_set_character_struct (vga_screen_pos spos, vga_character character)
	Set character and character color on given point on screen. More...

vga_character	vga_get_character (uint16_t x, uint16_t y)
	Get character and character color color from given point on screen. More...

vga_character	vga_get_character_struct (vga_screen_pos spos)
	Get character and character color color from given point on screen. More...

void	vga_set_cursor_pos (uint16_t x, uint16_t y)
	Set cursor position. More...

void	vga_set_cursor_pos_struct (vga_screen_pos spos)
	Set cursor position. More...

vga_screen_pos	vga_get_cursor_pos ()
	Get cursor position. More...

void	vga_clear_screen ()
	Clear screen. More...

void	vga_clear_given_screen (uint8_t screen)
	Clear given screen. More...

void	vga_clear_all_screens ()
	Clear all screen. More...

void	vga_change_printing_screen (uint8_t screen)
	Change printing screen. More...

void	vga_copy_screen (uint8_t from, uint8_t to)
	Copy printing screen. More...

void	vga_cursor_on ()
	Turn on cursor. More...

void	vga_cursor_off ()
	Turn off cursor. More...

void	vga_newline ()
	Print new line. More...

uint16_t	__vga_calcualte_position_with_offset (uint16_t x, uint16_t y)
	Calculate position with offset. More...

uint16_t	__vga_calcualte_position_without_offset (uint16_t x, uint16_t y)
	Calculate position without offset. More...

void	__vga_enable_cursor (uint8_t cursor_start, uint8_t cursor_end)
	Turn on cursor. More...

void	__vga_disable_cursor ()
	Disable cursor. More...

vga_color	__vga_get_default_terminal_color (uint8_t vga_current_mode)
	Get default terminal color. More...

Macro Definition Documentation

◆ VGA_BLINK

#define VGA_BLINK 0x01

◆ VGA_COLOR_BLACK

#define VGA_COLOR_BLACK 0x00

◆ VGA_COLOR_BLUE

#define VGA_COLOR_BLUE 0x01

◆ VGA_COLOR_BROWN

#define VGA_COLOR_BROWN 0x06

◆ VGA_COLOR_CYAN

#define VGA_COLOR_CYAN 0x03

◆ VGA_COLOR_DARK_GRAY

#define VGA_COLOR_DARK_GRAY 0x08

◆ VGA_COLOR_GREEN

#define VGA_COLOR_GREEN 0x02

◆ VGA_COLOR_LIGHT_BLUE

#define VGA_COLOR_LIGHT_BLUE 0x09

◆ VGA_COLOR_LIGHT_CYAN

#define VGA_COLOR_LIGHT_CYAN 0x0B

◆ VGA_COLOR_LIGHT_GRAY

#define VGA_COLOR_LIGHT_GRAY 0x07

◆ VGA_COLOR_LIGHT_GREEN

#define VGA_COLOR_LIGHT_GREEN 0x0A

◆ VGA_COLOR_LIGHT_MAGENTA

#define VGA_COLOR_LIGHT_MAGENTA 0x0D

◆ VGA_COLOR_LIGHT_RED

#define VGA_COLOR_LIGHT_RED 0x0C

◆ VGA_COLOR_MAGENTA

#define VGA_COLOR_MAGENTA 0x05

◆ VGA_COLOR_RED

#define VGA_COLOR_RED 0x04

◆ VGA_COLOR_WHITE

#define VGA_COLOR_WHITE 0x0F

◆ VGA_COLOR_YELLOW

#define VGA_COLOR_YELLOW 0x0E

◆ VGA_MODE_00H_BASE_ADDR

#define VGA_MODE_00H_BASE_ADDR 0xC00B8000

The base memory address for mode 00h.

◆ VGA_MODE_00H_BLINK

#define VGA_MODE_00H_BLINK 0x01

◆ VGA_MODE_00H_COLOR_BLACK

#define VGA_MODE_00H_COLOR_BLACK 0x00

◆ VGA_MODE_00H_COLOR_BLUE

#define VGA_MODE_00H_COLOR_BLUE 0x01

◆ VGA_MODE_00H_COLOR_BROWN

#define VGA_MODE_00H_COLOR_BROWN 0x06

◆ VGA_MODE_00H_COLOR_CYAN

#define VGA_MODE_00H_COLOR_CYAN 0x03

◆ VGA_MODE_00H_COLOR_DARK_GRAY

#define VGA_MODE_00H_COLOR_DARK_GRAY 0x08

◆ VGA_MODE_00H_COLOR_GREEN

#define VGA_MODE_00H_COLOR_GREEN 0x02

◆ VGA_MODE_00H_COLOR_LIGHT_BLUE

#define VGA_MODE_00H_COLOR_LIGHT_BLUE 0x09

◆ VGA_MODE_00H_COLOR_LIGHT_CYAN

#define VGA_MODE_00H_COLOR_LIGHT_CYAN 0x0B

◆ VGA_MODE_00H_COLOR_LIGHT_GRAY

#define VGA_MODE_00H_COLOR_LIGHT_GRAY 0x07

◆ VGA_MODE_00H_COLOR_LIGHT_GREEN

#define VGA_MODE_00H_COLOR_LIGHT_GREEN 0x0A

◆ VGA_MODE_00H_COLOR_LIGHT_MAGENTA

#define VGA_MODE_00H_COLOR_LIGHT_MAGENTA 0x0D

◆ VGA_MODE_00H_COLOR_LIGHT_RED

#define VGA_MODE_00H_COLOR_LIGHT_RED 0x0C

◆ VGA_MODE_00H_COLOR_MAGENTA

#define VGA_MODE_00H_COLOR_MAGENTA 0x05

◆ VGA_MODE_00H_COLOR_RED

#define VGA_MODE_00H_COLOR_RED 0x04

◆ VGA_MODE_00H_COLOR_WHITE

#define VGA_MODE_00H_COLOR_WHITE 0x0F

◆ VGA_MODE_00H_COLOR_YELLOW

#define VGA_MODE_00H_COLOR_YELLOW 0x0E

◆ VGA_MODE_00H_MAX_SCREENS

#define VGA_MODE_00H_MAX_SCREENS 8

◆ VGA_MODE_00H_NOT_BLINK

#define VGA_MODE_00H_NOT_BLINK 0x00

◆ VGA_MODE_00H_SCREEN_COLUMNS

#define VGA_MODE_00H_SCREEN_COLUMNS 40

The number of columns in mode 00h.

◆ VGA_MODE_00H_SCREEN_OFFSET

#define VGA_MODE_00H_SCREEN_OFFSET 4000

◆ VGA_MODE_00H_SCREEN_ROWS

#define VGA_MODE_00H_SCREEN_ROWS 25

The number of rows in mode 00h.

◆ VGA_MODE_01H_BASE_ADDR

#define VGA_MODE_01H_BASE_ADDR 0xC00B8000

The base memory address for mode 01h.

◆ VGA_MODE_01H_BLINK

#define VGA_MODE_01H_BLINK 0x01

◆ VGA_MODE_01H_COLOR_BLACK

#define VGA_MODE_01H_COLOR_BLACK 0x00

◆ VGA_MODE_01H_COLOR_BLUE

#define VGA_MODE_01H_COLOR_BLUE 0x01

◆ VGA_MODE_01H_COLOR_BROWN

#define VGA_MODE_01H_COLOR_BROWN 0x06

◆ VGA_MODE_01H_COLOR_CYAN

#define VGA_MODE_01H_COLOR_CYAN 0x03

◆ VGA_MODE_01H_COLOR_DARK_GRAY

#define VGA_MODE_01H_COLOR_DARK_GRAY 0x08

◆ VGA_MODE_01H_COLOR_GREEN

#define VGA_MODE_01H_COLOR_GREEN 0x02

◆ VGA_MODE_01H_COLOR_LIGHT_BLUE

#define VGA_MODE_01H_COLOR_LIGHT_BLUE 0x09

◆ VGA_MODE_01H_COLOR_LIGHT_CYAN

#define VGA_MODE_01H_COLOR_LIGHT_CYAN 0x0B

◆ VGA_MODE_01H_COLOR_LIGHT_GRAY

#define VGA_MODE_01H_COLOR_LIGHT_GRAY 0x07

◆ VGA_MODE_01H_COLOR_LIGHT_GREEN

#define VGA_MODE_01H_COLOR_LIGHT_GREEN 0x0A

◆ VGA_MODE_01H_COLOR_LIGHT_MAGENTA

#define VGA_MODE_01H_COLOR_LIGHT_MAGENTA 0x0D

◆ VGA_MODE_01H_COLOR_LIGHT_RED

#define VGA_MODE_01H_COLOR_LIGHT_RED 0x0C

◆ VGA_MODE_01H_COLOR_MAGENTA

#define VGA_MODE_01H_COLOR_MAGENTA 0x05

◆ VGA_MODE_01H_COLOR_RED

#define VGA_MODE_01H_COLOR_RED 0x04

◆ VGA_MODE_01H_COLOR_WHITE

#define VGA_MODE_01H_COLOR_WHITE 0x0F

◆ VGA_MODE_01H_COLOR_YELLOW

#define VGA_MODE_01H_COLOR_YELLOW 0x0E

◆ VGA_MODE_01H_MAX_SCREENS

#define VGA_MODE_01H_MAX_SCREENS 8

◆ VGA_MODE_01H_NOT_BLINK

#define VGA_MODE_01H_NOT_BLINK 0x00

◆ VGA_MODE_01H_SCREEN_COLUMNS

#define VGA_MODE_01H_SCREEN_COLUMNS 40

The number of columns in mode 01h.

◆ VGA_MODE_01H_SCREEN_OFFSET

#define VGA_MODE_01H_SCREEN_OFFSET 4000

◆ VGA_MODE_01H_SCREEN_ROWS

#define VGA_MODE_01H_SCREEN_ROWS 25

The number of rows in mode 01h.

◆ VGA_MODE_02H_BASE_ADDR

#define VGA_MODE_02H_BASE_ADDR 0xC00B8000

The base memory address for mode 02h.

◆ VGA_MODE_02H_BLINK

#define VGA_MODE_02H_BLINK 0x01

◆ VGA_MODE_02H_COLOR_BLACK

#define VGA_MODE_02H_COLOR_BLACK 0x00

◆ VGA_MODE_02H_COLOR_BLUE

#define VGA_MODE_02H_COLOR_BLUE 0x01

◆ VGA_MODE_02H_COLOR_BROWN

#define VGA_MODE_02H_COLOR_BROWN 0x06

◆ VGA_MODE_02H_COLOR_CYAN

#define VGA_MODE_02H_COLOR_CYAN 0x03

◆ VGA_MODE_02H_COLOR_DARK_GRAY

#define VGA_MODE_02H_COLOR_DARK_GRAY 0x08

◆ VGA_MODE_02H_COLOR_GREEN

#define VGA_MODE_02H_COLOR_GREEN 0x02

◆ VGA_MODE_02H_COLOR_LIGHT_BLUE

#define VGA_MODE_02H_COLOR_LIGHT_BLUE 0x09

◆ VGA_MODE_02H_COLOR_LIGHT_CYAN

#define VGA_MODE_02H_COLOR_LIGHT_CYAN 0x0B

◆ VGA_MODE_02H_COLOR_LIGHT_GRAY

#define VGA_MODE_02H_COLOR_LIGHT_GRAY 0x07

◆ VGA_MODE_02H_COLOR_LIGHT_GREEN

#define VGA_MODE_02H_COLOR_LIGHT_GREEN 0x0A

◆ VGA_MODE_02H_COLOR_LIGHT_MAGENTA

#define VGA_MODE_02H_COLOR_LIGHT_MAGENTA 0x0D

◆ VGA_MODE_02H_COLOR_LIGHT_RED

#define VGA_MODE_02H_COLOR_LIGHT_RED 0x0C

◆ VGA_MODE_02H_COLOR_MAGENTA

#define VGA_MODE_02H_COLOR_MAGENTA 0x05

◆ VGA_MODE_02H_COLOR_RED

#define VGA_MODE_02H_COLOR_RED 0x04

◆ VGA_MODE_02H_COLOR_WHITE

#define VGA_MODE_02H_COLOR_WHITE 0x0F

◆ VGA_MODE_02H_COLOR_YELLOW

#define VGA_MODE_02H_COLOR_YELLOW 0x0E

◆ VGA_MODE_02H_MAX_SCREENS

#define VGA_MODE_02H_MAX_SCREENS 8

◆ VGA_MODE_02H_NOT_BLINK

#define VGA_MODE_02H_NOT_BLINK 0x00

◆ VGA_MODE_02H_SCREEN_COLUMNS

#define VGA_MODE_02H_SCREEN_COLUMNS 80

The number of columns in mode 02h.

◆ VGA_MODE_02H_SCREEN_OFFSET

#define VGA_MODE_02H_SCREEN_OFFSET 4000

◆ VGA_MODE_02H_SCREEN_ROWS

#define VGA_MODE_02H_SCREEN_ROWS 25

The number of rows in mode 02h.

◆ VGA_MODE_03H_BASE_ADDR

#define VGA_MODE_03H_BASE_ADDR 0xC00B8000

The base memory address for mode 03h.

◆ VGA_MODE_03H_BLINK

#define VGA_MODE_03H_BLINK 0x01

◆ VGA_MODE_03H_COLOR_BLACK

#define VGA_MODE_03H_COLOR_BLACK 0x00

◆ VGA_MODE_03H_COLOR_BLUE

#define VGA_MODE_03H_COLOR_BLUE 0x01

◆ VGA_MODE_03H_COLOR_BROWN

#define VGA_MODE_03H_COLOR_BROWN 0x06

◆ VGA_MODE_03H_COLOR_CYAN

#define VGA_MODE_03H_COLOR_CYAN 0x03

◆ VGA_MODE_03H_COLOR_DARK_GRAY

#define VGA_MODE_03H_COLOR_DARK_GRAY 0x08

◆ VGA_MODE_03H_COLOR_GREEN

#define VGA_MODE_03H_COLOR_GREEN 0x02

◆ VGA_MODE_03H_COLOR_LIGHT_BLUE

#define VGA_MODE_03H_COLOR_LIGHT_BLUE 0x09

◆ VGA_MODE_03H_COLOR_LIGHT_CYAN

#define VGA_MODE_03H_COLOR_LIGHT_CYAN 0x0B

◆ VGA_MODE_03H_COLOR_LIGHT_GRAY

#define VGA_MODE_03H_COLOR_LIGHT_GRAY 0x07

◆ VGA_MODE_03H_COLOR_LIGHT_GREEN

#define VGA_MODE_03H_COLOR_LIGHT_GREEN 0x0A

◆ VGA_MODE_03H_COLOR_LIGHT_MAGENTA

#define VGA_MODE_03H_COLOR_LIGHT_MAGENTA 0x0D

◆ VGA_MODE_03H_COLOR_LIGHT_RED

#define VGA_MODE_03H_COLOR_LIGHT_RED 0x0C

◆ VGA_MODE_03H_COLOR_MAGENTA

#define VGA_MODE_03H_COLOR_MAGENTA 0x05

◆ VGA_MODE_03H_COLOR_RED

#define VGA_MODE_03H_COLOR_RED 0x04

◆ VGA_MODE_03H_COLOR_WHITE

#define VGA_MODE_03H_COLOR_WHITE 0x0F

◆ VGA_MODE_03H_COLOR_YELLOW

#define VGA_MODE_03H_COLOR_YELLOW 0x0E

◆ VGA_MODE_03H_MAX_SCREENS

#define VGA_MODE_03H_MAX_SCREENS 8

◆ VGA_MODE_03H_NOT_BLINK

#define VGA_MODE_03H_NOT_BLINK 0x00

◆ VGA_MODE_03H_SCREEN_COLUMNS

#define VGA_MODE_03H_SCREEN_COLUMNS 80

The number of columns in mode 03h.

◆ VGA_MODE_03H_SCREEN_OFFSET

#define VGA_MODE_03H_SCREEN_OFFSET 4000

◆ VGA_MODE_03H_SCREEN_ROWS

#define VGA_MODE_03H_SCREEN_ROWS 25

The number of rows in mode 03h.

◆ VGA_MODE_07H_BASE_ADDR

#define VGA_MODE_07H_BASE_ADDR 0xC00B0000

The base memory address for mode 07h.

◆ VGA_MODE_07H_BLINK

#define VGA_MODE_07H_BLINK 0x01

◆ VGA_MODE_07H_COLOR_BLACK

#define VGA_MODE_07H_COLOR_BLACK 0x00

◆ VGA_MODE_07H_COLOR_BLUE

#define VGA_MODE_07H_COLOR_BLUE 0x01

◆ VGA_MODE_07H_COLOR_BROWN

#define VGA_MODE_07H_COLOR_BROWN 0x06

◆ VGA_MODE_07H_COLOR_CYAN

#define VGA_MODE_07H_COLOR_CYAN 0x03

◆ VGA_MODE_07H_COLOR_DARK_GRAY

#define VGA_MODE_07H_COLOR_DARK_GRAY 0x08

◆ VGA_MODE_07H_COLOR_GREEN

#define VGA_MODE_07H_COLOR_GREEN 0x02

◆ VGA_MODE_07H_COLOR_LIGHT_BLUE

#define VGA_MODE_07H_COLOR_LIGHT_BLUE 0x09

◆ VGA_MODE_07H_COLOR_LIGHT_CYAN

#define VGA_MODE_07H_COLOR_LIGHT_CYAN 0x0B

◆ VGA_MODE_07H_COLOR_LIGHT_GRAY

#define VGA_MODE_07H_COLOR_LIGHT_GRAY 0x07

◆ VGA_MODE_07H_COLOR_LIGHT_GREEN

#define VGA_MODE_07H_COLOR_LIGHT_GREEN 0x0A

◆ VGA_MODE_07H_COLOR_LIGHT_MAGENTA

#define VGA_MODE_07H_COLOR_LIGHT_MAGENTA 0x0D

◆ VGA_MODE_07H_COLOR_LIGHT_RED

#define VGA_MODE_07H_COLOR_LIGHT_RED 0x0C

◆ VGA_MODE_07H_COLOR_MAGENTA

#define VGA_MODE_07H_COLOR_MAGENTA 0x05

◆ VGA_MODE_07H_COLOR_RED

#define VGA_MODE_07H_COLOR_RED 0x04

◆ VGA_MODE_07H_COLOR_WHITE

#define VGA_MODE_07H_COLOR_WHITE 0x0F

◆ VGA_MODE_07H_COLOR_YELLOW

#define VGA_MODE_07H_COLOR_YELLOW 0x0E

◆ VGA_MODE_07H_MAX_SCREENS

#define VGA_MODE_07H_MAX_SCREENS 1

◆ VGA_MODE_07H_NOT_BLINK

#define VGA_MODE_07H_NOT_BLINK 0x00

◆ VGA_MODE_07H_SCREEN_COLUMNS

#define VGA_MODE_07H_SCREEN_COLUMNS 80

The number of columns in mode 07h.

◆ VGA_MODE_07H_SCREEN_OFFSET

#define VGA_MODE_07H_SCREEN_OFFSET 4000

◆ VGA_MODE_07H_SCREEN_ROWS

#define VGA_MODE_07H_SCREEN_ROWS 25

The number of rows in mode 07h.

◆ VGA_NOT_BLINK

#define VGA_NOT_BLINK 0x00

Enumeration Type Documentation

◆ VGA_TEXT_MODES

enum VGA_TEXT_MODES

Enum represent available VGA text modes.

Enumerator
VGA_MODE_00H	VGA mode 00h.
VGA_MODE_01H	VGA mode 01h.
VGA_MODE_02H	VGA mode 02h.
VGA_MODE_03H	VGA mode 03h.
VGA_MODE_07H	VGA mode 07h.

Function Documentation

◆ __vga_calcualte_position_with_offset()

uint16_t __vga_calcualte_position_with_offset	(	uint16_t	x,
		uint16_t	y
	)

Calculate position with offset.

Calculate position on screen takes into account the current offset. Which means function return value that added to base address will give you position of current character on current screen in memory.

Parameters

x	x coordinate.
y	y coordinate.

Returns: Calculated position on screen.

◆ __vga_calcualte_position_without_offset()

uint16_t __vga_calcualte_position_without_offset	(	uint16_t	x,
		uint16_t	y
	)

Calculate position without offset.

Calculate position on screen doesn't take into account the current offset. Which means function return value that added to base address will give you position of current character on first screen in memory.

Parameters

x	x coordinate.
y	y coordinate.

Returns: Calculated position on screen.

◆ __vga_disable_cursor()

void __vga_disable_cursor ( )

Disable cursor.

◆ __vga_enable_cursor()

void __vga_enable_cursor	(	uint8_t	cursor_start,
		uint8_t	cursor_end
	)

Turn on cursor.

Turn on cursor with given size and position.

Parameters

cursor_start	Scanline where cursor should start.
cursor_end	Scanline where cursor should end.

◆ __vga_get_default_terminal_color()

vga_color __vga_get_default_terminal_color ( uint8_t vga_current_mode )

Get default terminal color.

Get default terminal color for mode.

Parameters

vga_mode Current mode of graphic card.

Returns: Default terminal letter and background color. When wrong mode given returns default color for mode 3h.

◆ vga_change_printing_screen()

void vga_change_printing_screen ( uint8_t screen )

Change printing screen.

Change screen where text are printing. /param screen New screen for printing. Value valid for current text mode.

◆ vga_clear_all_screens()

void vga_clear_all_screens ( )

Clear all screen.

Clears letters and colors from all screens. Set colors to default.

◆ vga_clear_given_screen()

void vga_clear_given_screen ( uint8_t screen )

Clear given screen.

Clears letters and colors from given screen. Set colors to default.

Parameters

screen Screen to clear. Value valid for current text mode.

◆ vga_clear_screen()

void vga_clear_screen ( )

Clear screen.

Clears letters and colors. Set colors to default.

◆ vga_copy_screen()

void vga_copy_screen	(	uint8_t	from,
		uint8_t	to
	)

Copy printing screen.

Copy screen from one to another. /param from Screen to copy. Value valid for current text mode. /param to Destination screen. Value valid for current text mode.

◆ vga_cursor_off()

void vga_cursor_off ( )

Turn off cursor.

◆ vga_cursor_on()

void vga_cursor_on ( )

Turn on cursor.

Turn on cursor with default size and position.

◆ vga_get_char()

char vga_get_char	(	uint16_t	x,
		uint16_t	y
	)

Get character from given point on screen.

Get character on given point on screen.

Parameters

x	x coordinate.
y	y coordinate.

Returns: Character.

◆ vga_get_char_struct()

char vga_get_char_struct ( vga_screen_pos spos )

Get character from given point on screen.

Get character on given point on screen.

Parameters

spos	Position on screen.

Returns: Character.

◆ vga_get_character()

vga_character vga_get_character	(	uint16_t	x,
		uint16_t	y
	)

Get character and character color color from given point on screen.

Get character and character color color on given point on screen.

Parameters

x	x coordinate.
y	y coordinate.

Returns: Character and character color.

◆ vga_get_character_struct()

vga_character vga_get_character_struct ( vga_screen_pos spos )

Get character and character color color from given point on screen.

Get character and character color color on given point on screen.

Parameters

spos	Position on screen.

Returns: Character and character color.

◆ vga_get_color()

union vga_color vga_get_color	(	uint16_t	x,
		uint16_t	y
	)

Get character color from given point on screen.

Get character color on given point on screen.

Parameters

x	x coordinate.
y	y coordinate.

Returns: Color.

◆ vga_get_color_struct()

union vga_color vga_get_color_struct ( vga_screen_pos spos )

Get character color from given point on screen.

Get character color on given point on screen.

Parameters

spos	Position on screen.

Returns: Color.

◆ vga_get_cursor_pos()

vga_screen_pos vga_get_cursor_pos ( )

Get cursor position.

Get cursor position on screen.

Returns: Position on screen.

◆ vga_init()

uint8_t vga_init ( uint8_t mode )

Initialization of VGA.

Sets internal variables to given text mode and clear all screens.

Parameters

mode	Text mode you want to switch.

Returns: 1 is succes, 0 is failure.

◆ vga_newline()

void vga_newline ( )

Print new line.

◆ vga_printchar()

void vga_printchar ( char character )

Print character on screen.

Print character on screen without changing color of character and background.

Parameters

character Character.

◆ vga_printchar_color()

void vga_printchar_color	(	char	character,
		vga_color *	color
	)

Print character on screen.

Print character on screen with given color of character and background.

Parameters

character	Character.
color	Color.

◆ vga_printstring()

void vga_printstring ( const char * str )

Print string on screen.

Print string on screen without changing color of characters and background.

Parameters

str String.

◆ vga_printstring_color()

void vga_printstring_color	(	const char *	str,
		vga_color *	color
	)

Print string on screen.

Print string on screen with given color of characters and background.

Parameters

str	String.
color	Color.

◆ vga_set_char()

void vga_set_char	(	uint16_t	x,
		uint16_t	y,
		char	character
	)

Set character on given point on screen.

Set character on given point on screen without changing color of character and background.

Parameters

x	x coordinate.
y	y coordinate.
character	Character.

◆ vga_set_char_struct()

void vga_set_char_struct	(	vga_screen_pos	spos,
		char	character
	)

Set character on given point on screen.

Set character on given point on screen without changing color of character and background.

Parameters

spos	Position on screen.
character	Character.

◆ vga_set_character()

void vga_set_character	(	uint16_t	x,
		uint16_t	y,
		vga_character	character
	)

Set character and character color on given point on screen.

Parameters

x	x coordinate.
y	y coordinate.
character	Character and character color.

◆ vga_set_character_struct()

void vga_set_character_struct	(	vga_screen_pos	spos,
		vga_character	character
	)

Set character and character color on given point on screen.

Parameters

spos	Position on screen.
character	Character and character color.

◆ vga_set_color()

void vga_set_color	(	uint16_t	x,
		uint16_t	y,
		vga_color	col
	)

Set character color on given point on screen.

Set character color on given point on screen without changing letter.

Parameters

x	x coordinate.
y	y coordinate.
col	Color.

◆ vga_set_color_struct()

void vga_set_color_struct	(	vga_screen_pos	spos,
		vga_color	col
	)

Set character color on given point on screen.

Set character color on given point on screen without changing letter.

Parameters

spos	Position on screen.
col	Color.

◆ vga_set_cursor_pos()

void vga_set_cursor_pos	(	uint16_t	x,
		uint16_t	y
	)

Set cursor position.

Set cursor position on screen.

Parameters

x	x coordinate.
y	y coordinate.

◆ vga_set_cursor_pos_struct()

void vga_set_cursor_pos_struct ( vga_screen_pos spos )

Set cursor position.

Set cursor position on screen.

Parameters

spos	Position on screen.

Classes

Macros

Enumerations

Functions

Macro Definition Documentation

◆ VGA_BLINK

◆ VGA_COLOR_BLACK

◆ VGA_COLOR_BLUE

◆ VGA_COLOR_BROWN

◆ VGA_COLOR_CYAN

◆ VGA_COLOR_DARK_GRAY

◆ VGA_COLOR_GREEN

◆ VGA_COLOR_LIGHT_BLUE

◆ VGA_COLOR_LIGHT_CYAN

◆ VGA_COLOR_LIGHT_GRAY

◆ VGA_COLOR_LIGHT_GREEN

◆ VGA_COLOR_LIGHT_MAGENTA

◆ VGA_COLOR_LIGHT_RED

◆ VGA_COLOR_MAGENTA

◆ VGA_COLOR_RED

◆ VGA_COLOR_WHITE

◆ VGA_COLOR_YELLOW

◆ VGA_MODE_00H_BASE_ADDR

◆ VGA_MODE_00H_BLINK

◆ VGA_MODE_00H_COLOR_BLACK

◆ VGA_MODE_00H_COLOR_BLUE

◆ VGA_MODE_00H_COLOR_BROWN

◆ VGA_MODE_00H_COLOR_CYAN

◆ VGA_MODE_00H_COLOR_DARK_GRAY

◆ VGA_MODE_00H_COLOR_GREEN

◆ VGA_MODE_00H_COLOR_LIGHT_BLUE

◆ VGA_MODE_00H_COLOR_LIGHT_CYAN

◆ VGA_MODE_00H_COLOR_LIGHT_GRAY

◆ VGA_MODE_00H_COLOR_LIGHT_GREEN

◆ VGA_MODE_00H_COLOR_LIGHT_MAGENTA

◆ VGA_MODE_00H_COLOR_LIGHT_RED

◆ VGA_MODE_00H_COLOR_MAGENTA

◆ VGA_MODE_00H_COLOR_RED

◆ VGA_MODE_00H_COLOR_WHITE

◆ VGA_MODE_00H_COLOR_YELLOW

◆ VGA_MODE_00H_MAX_SCREENS

◆ VGA_MODE_00H_NOT_BLINK

◆ VGA_MODE_00H_SCREEN_COLUMNS

◆ VGA_MODE_00H_SCREEN_OFFSET

◆ VGA_MODE_00H_SCREEN_ROWS

◆ VGA_MODE_01H_BASE_ADDR

◆ VGA_MODE_01H_BLINK

◆ VGA_MODE_01H_COLOR_BLACK

◆ VGA_MODE_01H_COLOR_BLUE

◆ VGA_MODE_01H_COLOR_BROWN

◆ VGA_MODE_01H_COLOR_CYAN

◆ VGA_MODE_01H_COLOR_DARK_GRAY

◆ VGA_MODE_01H_COLOR_GREEN

◆ VGA_MODE_01H_COLOR_LIGHT_BLUE

◆ VGA_MODE_01H_COLOR_LIGHT_CYAN

◆ VGA_MODE_01H_COLOR_LIGHT_GRAY

◆ VGA_MODE_01H_COLOR_LIGHT_GREEN

◆ VGA_MODE_01H_COLOR_LIGHT_MAGENTA

◆ VGA_MODE_01H_COLOR_LIGHT_RED

◆ VGA_MODE_01H_COLOR_MAGENTA

◆ VGA_MODE_01H_COLOR_RED

◆ VGA_MODE_01H_COLOR_WHITE

◆ VGA_MODE_01H_COLOR_YELLOW

◆ VGA_MODE_01H_MAX_SCREENS

◆ VGA_MODE_01H_NOT_BLINK

◆ VGA_MODE_01H_SCREEN_COLUMNS

◆ VGA_MODE_01H_SCREEN_OFFSET

◆ VGA_MODE_01H_SCREEN_ROWS

◆ VGA_MODE_02H_BASE_ADDR

◆ VGA_MODE_02H_BLINK

◆ VGA_MODE_02H_COLOR_BLACK

◆ VGA_MODE_02H_COLOR_BLUE

◆ VGA_MODE_02H_COLOR_BROWN

◆ VGA_MODE_02H_COLOR_CYAN

◆ VGA_MODE_02H_COLOR_DARK_GRAY

◆ VGA_MODE_02H_COLOR_GREEN

◆ VGA_MODE_02H_COLOR_LIGHT_BLUE

◆ VGA_MODE_02H_COLOR_LIGHT_CYAN

◆ VGA_MODE_02H_COLOR_LIGHT_GRAY

◆ VGA_MODE_02H_COLOR_LIGHT_GREEN