vga.h File Reference

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Macros
#define	VGA_FB   0xB8000
#define	VGA_FB_SIZE   0x4000 /* char + attr = word sized so 0x8000 / 2 */
#define	VGA_COLUMNS   80
#define	VGA_LINES   25

Functions
void	vga_io_init (void)
void	vga_textmode_init (void)
void	vga_cursor_enable (int enable)
void	vga_cursor_reset (void)
void	vga_cursor_set (unsigned int line, unsigned int character)
void	vga_frame_set (unsigned int line, unsigned int character)
void	vga_line_write (unsigned int line, const char *string)

Macro Definition Documentation

VGA_COLUMNS

#define VGA_COLUMNS   80

Definition at line 8 of file vga.h.

VGA_FB

#define VGA_FB   0xB8000

Definition at line 6 of file vga.h.

VGA_FB_SIZE

#define VGA_FB_SIZE   0x4000 /* char + attr = word sized so 0x8000 / 2 */

Definition at line 7 of file vga.h.

VGA_LINES

#define VGA_LINES   25

Definition at line 9 of file vga.h.

Function Documentation

vga_cursor_enable()

void vga_cursor_enable

(

int

enable

)

Definition at line 213 of file vga.c.

References vga_cr_mask().

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vga_cursor_reset()

void vga_cursor_reset

(

void

)

Definition at line 225 of file vga.c.

References vga_cr_write().

Referenced by vga_textmode_init().

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vga_cursor_set()

void vga_cursor_set	(	unsigned int	line,
		unsigned int	character
	)

Definition at line 237 of file vga.c.

References offset, and vga_cr_write().

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vga_frame_set()

void vga_frame_set	(	unsigned int	line,
		unsigned int	character
	)

Definition at line 251 of file vga.c.

References offset, and vga_cr_write().

Referenced by vga_textmode_init().

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vga_io_init()

void vga_io_init

(

void

)

Definition at line 13 of file vga.c.

References vga_cr_mask(), vga_enable_mask(), and vga_misc_mask().

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vga_line_write()

void vga_line_write	(	unsigned int	line,
		const char *	string
	)

Definition at line 263 of file vga.c.

References strlen(), and VGA_FB.

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vga_textmode_init()

void vga_textmode_init

(

void

)

Definition at line 280 of file vga.c.

References vga_cr_mask(), vga_cr_write(), vga_cursor_reset(), vga_fb_clear(), vga_fb_init(), vga_font_8x16_load(), vga_frame_set(), vga_mode_set(), vga_palette_init(), vga_sr_mask(), and vga_sr_write().

Referenced by bochs_init_text_mode(), cirrus_init_text_mode(), intel_gma_init(), intel_gma_init_lvds(), and intel_gma_init_vga().

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