video.h Source File

00001 /*!     \file include/kernel/video.h
00002  *      \brief Low level video controller 6845 driver header.
00003  *      \author Andrea Righi <drizzt@inwind.it>
00004  *      \date Last update: 2003-11-08
00005  *      \note Copyright (&copy;) 2003 Andrea Righi
00006  */
00007 
00008 #ifndef VIDEO_H
00009 #define VIDEO_H
00010 
00011 #include <const.h>
00012 #include <kernel/console.h>
00013 
00014 //! The blank character.
00015 #define BLANK   (0x20 | (DEFAULT_COLOR << 8))
00016 
00017 //! The physical address of the video memory buffer.
00018 #define VIDEO_MEM_ADDRESS       PHYSICAL(0xB8000)
00019 
00020 // --- Prototypes ----------------------------------------------------- //
00021 
00022 bool move_cur(console_t *console);
00023 void k_clrscr(console_t *console);
00024 word k_get_cur_pos(console_t *console);
00025 bool k_set_cur_pos(console_t *console, word pos);
00026 byte k_get_color(console_t *console);
00027 void k_set_color(console_t *console, byte attrib);
00028 void k_scroll_up(console_t *console);
00029 void k_gotoxy(console_t *console, int x, int y);
00030 void _kputchar(console_t *console, byte c);
00031 void _kprintf(const byte *message, ...);
00032 void init_video();
00033 // *************** Giovacchini Luca *********************
00034 byte k_get_crt_height();
00035 byte k_get_crt_width();
00036 // ******************************************************
00037 
00038 #endif