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-rw-r--r--video/vesa.c249
1 files changed, 0 insertions, 249 deletions
diff --git a/video/vesa.c b/video/vesa.c
deleted file mode 100644
index a5ee4e5..0000000
--- a/video/vesa.c
+++ /dev/null
@@ -1,249 +0,0 @@
-//http://wiki.osdev.org/GUI
-#include <stdarg.h>
-#include "kernel/mem.h"
-#include "vesa.h"
-
-#include "lib/logger/log.h" // logger facilities
-#include "lib/printf/printf.h"
-#define FOOLOS_MODULE_NAME "vesa"
-
-#define FOOLSOS_SHOW_VESAMODES
-
-
-static foolfont *deffont;
-static vbemodeinfo *VbeModeInfoBlock;
-
-static int console_x;
-static int console_y;
-
-static int console_lines;
-static int console_cols;
-
-static uint8_t* buffer;
-static uint8_t* physbase;
-
-void PutConsoleNL();
-void PutPixel(int x,int y, int color);
-
-void vesa_switch_buffers()
-{
- for(int i=0;i<800*600*2;i++)physbase[i]=buffer[i];
-
-}
-
-void vesa_put_rect(int x, int y, int w , int h, int color)
-{
- for(int i=x;i<x+w;i++)
- for(int j=y;j<y+h;j++)
- PutPixel(i,j,color);
-}
-
-void vesa_clear_screen()
-{
- vesa_put_rect(0,0,VbeModeInfoBlock->Xres, VbeModeInfoBlock->Yres, 0xffffff);
-}
-
-
-void vesa_set_physbase(uint32_t addr)
-{
- VbeModeInfoBlock->physbase=addr;
-}
-
- //
- // We want to get output to the screen as fast as possible!
- //
- // Our Fool-Boot-Loader did set up VESA already for us.
- // The desired VESA mode is hardcoded in [boot/mbr.asm].
- //
- // The [vesa_init(...)] function requires:
- //
- // * the addresses of the vbeinfo struct
- // * the address of the vbemodeinfo struct (for selected mode).
- // * Fool Font loaded inside ramimage
- //
- // The first two paramters are hardcoded in [boot/mbr.asm],
- // while the last one is set in the Makefile. The font binary
- // is integrated in the kernel image.
- //
- // this function returns the physical base address of
- // our video memory
- //
-
-uint32_t vesa_init(vbeinfo *info,vbemodeinfo *mode,foolfont *rawfont)
-{
- //the only functionallu important init lines! (rest is log)
- VbeModeInfoBlock=mode;
- deffont=rawfont;
- console_x=0;
- console_y=0;
-
- int line_height=12;
- int col_width=10;
- console_lines=mode->Yres/line_height;
- console_cols=mode->Xres/col_width;
-
- // vesa info
- log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"vbe version: 0x%x / video mode ptr: 0x%x 0x%x",
- info->VbeVersion, info->VideoModePtr[1], info->VideoModePtr[0]);
-
- // vesa info on selected mode:
- log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"colors r:%d 0x%x g:%d 0x%x b:%d 0x%x",
- mode->red_position,mode->red_mask,
- mode->green_position,mode->green_mask,
- mode->blue_position,mode->blue_mask);
-
- log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"res: %d * %d / banks: %d / attr: 0x%x",
- mode->Xres, mode->Yres, mode->banks, mode->attributes);
- log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"bpp: %d / physbase: 0x%x",
- mode->bpp,mode->physbase);
-
- // vesa modes
- // todo: take segment from vbeinfo!
-#ifdef FOOLSOS_SHOW_VESAMODES
- uint16_t *modeptr=info->VideoModePtr[0];
-
- while(*modeptr!=0xffff&&*modeptr!=0)
- {
- log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"mode supported : 0x%X", (*modeptr));
- modeptr++;
- }
-#endif
-
-
- return VbeModeInfoBlock->physbase;
-
-}
-
-void PutPixel(int x,int y, int color){
-
- //do not write memory outside the screen buffer, check parameters against the VBE mode info
- if (x<0 || x>VbeModeInfoBlock->Xres|| y<0 || y>VbeModeInfoBlock->Yres) return;
- if (x) x = (x*(VbeModeInfoBlock->bpp>>3)); // get bytes (divide by 8)
- if (y) y = (y*VbeModeInfoBlock->pitch);
- uint8_t *cTemp=VbeModeInfoBlock->physbase;
-
- cTemp[x+y] = (uint8_t)(color & 0xff);
- cTemp[x+y+1] = (uint8_t)((color>>8) & 0xff);
- //cTemp[x+y+2] = (uint8_t)((color>>16) & 0xff);
-
- }
-
-
-void PutFont(char c, int x,int y, int color)
-{
-
- int fnt=0x126-0x20;
-
- if(c>=0x20&&c<=0x126)fnt=c-0x20;
-
- int posx, posy, sizex=8, sizey=10;
-
- for(posx=x;posx<x+sizex;posx++)
- {
-
- for(posy=y;posy<y+sizey;posy++)
- {
- if(deffont[fnt].line[posy-y]&1<<(7-(posx-x)))
- {
- PutPixel(posx,posy,color);
- }
- else
- {
- PutPixel(posx,posy,0);
- }
-
- }
- }
-
-}
-
-void PutString(char *str, int x,int y, int color, va_list va)
-{
-
- char buff[256];
- tfp_sprintf(buff,str,va);
- str=buff;
-
- int i=x;
- while((*str)!=0)
- {
- PutFont(*str, i,y, color);
- i+=9; // spacing
- str++;
- }
-
-}
-
-void PutConsoleChar(char c, int color)
-{
- if(c=='\n')
- {
- PutConsoleNL();
- return;
- }
- PutFont(c, console_x*10,console_y*12, color);
- console_x++;
-
-
- #ifdef FOOLOS_CONSOLE_AUTOBREAK
- if(console_x>=console_cols)PutConsoleNL();
- #endif
-}
-
-void PutConsole(char *str, int color)
-{
-
- while((*str)!=0)
- {
- PutConsoleChar(*str,color);
- str++;
- }
-
-}
-void PutConsoleNL()
-{
- console_x=0;
- console_y++;
- if(console_y>=console_lines-5)console_y=0;
-
- for(int i=0;i<console_cols;i++)
- {
- PutFont(' ',i*10,(console_y)*12,0);
- }
-}
-
-static int boxx;
-static int boxy;
-////////////////
-void vesa_render()
-{
- vesa_clear_screen();
- vesa_put_rect(100,100,VbeModeInfoBlock->Xres-200,VbeModeInfoBlock->Yres-200,0xff);
- vesa_put_rect(boxx-10,boxy-10,20,20,0x999999);
-
- boxx++;
-// boxy+=boxx;
- if(boxx>VbeModeInfoBlock->Xres-100)boxx=100;
- // if(boxy>VbeModeInfoBlock->Yres-200)boxy=200;
-
-
- vesa_switch_buffers();
-}
-
-/*
-void vesa_init_doublebuff()
-{
- boxx=300;
- boxy=300;
-
- int blocks=800*600*2/4096+1;
- physbase=VbeModeInfoBlock->physbase;
- buffer=pmmngr_alloc_blocks(blocks);
- log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"Init buffer of %d blocks at 0x%08X",blocks,buffer);
-
- VbeModeInfoBlock->physbase=buffer;
-}
-*/
-
-
-
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