video out interface More...

#include <types.h>
#include <memory.h>
#include <list.h>
#include <graphics/image.h>

Classes
struct	video_psf2_font_t
	psf v2 font header More...

struct	video_psf1_font_t
	psf v1 font header More...

struct	video_frame_buffer_t
	video frame buffer information More...

Macros
#define	___VIDEO_H 0

#define	VIDEO_PSF2_FONT_MAGIC 0x864ab572

#define	VIDEO_PSF1_FONT_MAGIC 0x0436

#define	VIDEO_PCI_DEVICE_VENDOR_VIRTIO 0x1AF4

#define	VIDEO_PCI_DEVICE_ID_VIRTIO_GPU 0x1050

#define	VIDEO_PCI_DEVICE_VENDOR_VMWARE 0x15AD

#define	VIDEO_PCI_DEVICE_ID_VMWARE_SVGA2 0x0405

Typedefs
typedef struct video_psf2_font_t	video_psf2_font_t
	short hand for struct video_psf2_font_s

typedef struct video_psf1_font_t	video_psf1_font_t
	short hand for struct video_psf1_font_s

typedef struct video_frame_buffer_t	video_frame_buffer_t
	short hand for struct video_frame_buffer_s

typedef uint32_t	pixel_t

typedef void(*	video_display_flush_f) (uint32_t scanout, uint64_t offset, uint32_t x, uint32_t y, uint32_t width, uint32_t height)

typedef void(*	video_move_cursor_f) (uint32_t x, uint32_t y)

Functions
void	video_init (void)
	initialize video support on kernel

void	video_refresh_frame_buffer_address (void)
	updates frame buffer address for page mapping changes

void	video_clear_screen (void)
	clears screen aka write space to all buffer More...

int8_t	video_display_init (memory_heap_t heap, list_t display_controllers)
	video diplay pci devices init More...

int8_t	video_copy_contents_to_frame_buffer (uint8_t *buffer, uint64_t new_width, uint64_t new_height, uint64_t new_pixels_per_scanline)

void	video_set_color (uint32_t foreground, uint32_t background)

void	video_print (const char_t *string)
	prints string to console with efi system table's console output protocol. More...

int8_t	video_move_text_cursor (int32_t x, int32_t y)

graphics_raw_image_t *	video_get_mouse_image (void)

Variables
video_display_flush_f	VIDEO_DISPLAY_FLUSH

video_move_cursor_f	VIDEO_MOVE_CURSOR

Detailed Description

video out interface

This work is licensed under TURNSTONE OS Public License. Please read and understand latest version of Licence.

Macro Definition Documentation

◆ ___VIDEO_H

#define ___VIDEO_H 0

prevent duplicate header error macro

◆ VIDEO_PSF1_FONT_MAGIC

#define VIDEO_PSF1_FONT_MAGIC 0x0436

magic for psf1 fonts

◆ VIDEO_PSF2_FONT_MAGIC

#define VIDEO_PSF2_FONT_MAGIC 0x864ab572

magic for psf2 fonts

Typedef Documentation

◆ pixel_t

typedef uint32_t pixel_t

pixel type

Function Documentation

◆ video_clear_screen()

void video_clear_screen ( void )

clears screen aka write space to all buffer

◆ video_display_init()

int8_t video_display_init	(	memory_heap_t *	heap,
		list_t *	display_controllers
	)

video diplay pci devices init

Parameters

[in]	heap	heap to allocate memory
[in]	display_controllers	list of display controllers

Returns: 0 if success

◆ video_print()

void video_print ( const char_t * string )

prints string to console with efi system table's console output protocol.

Parameters

[in] string string to print.

Classes

Macros

Typedefs

Functions

Variables