struggling with UEFI

2 files changed, 32 insertions, 15 deletions

diff --git a/driver/vesa.c b/driver/vesa.c
index c882595..ba87e6d 100644
--- a/driver/vesa.c
+++ b/driver/vesa.c
@@ -12,7 +12,7 @@
 //#define FOOLSOS_SHOW_VESAMODES
 
 static foolfont *deffont;
-static vbemodeinfo *VbeModeInfoBlock;
+//static vbemodeinfo *VbeModeInfoBlock;
 
 static int console_x;
 static int console_y;
@@ -26,6 +26,13 @@ static uint8_t* physbase;
 void PutConsoleNL();
 void PutPixel(int x,int y, int color);
 
+// we need to obtain this from somewhere else..
+static uint32_t vesaXres;
+static uint32_t vesaYres;
+static uint32_t vesaPitch;
+static uint32_t vesaBpp;
+static uint32_t vesaAddr;
+
 //static char buf[80][24];
 
 void vesa_update_cursor(uint32_t col,uint32_t row)
@@ -96,12 +103,12 @@ void vesa_put_rect(int x, int y, int w , int h, int color)
 
 void vesa_clear_screen()
 {
-    vesa_put_rect(0,0,VbeModeInfoBlock->Xres, VbeModeInfoBlock->Yres, 0xffffff);
+    vesa_put_rect(0,0,vesaXres, vesaYres, 0xffffff);
 }
 
 void vesa_set_physbase(uint32_t addr)
 {
-    VbeModeInfoBlock->physbase=addr;
+    vesaAddr=addr;
 }
 
     // 
@@ -124,23 +131,31 @@ void vesa_set_physbase(uint32_t addr)
     //  our video memory 
     //
     
-uint32_t vesa_init(vbeinfo *info,vbemodeinfo *mode,foolfont *rawfont)
+uint32_t vesa_init(multiboot_information *inf, foolfont *rawfont)
 {
+//inf->framebuffer_type
+
+    vesaXres=inf->framebuffer_width;
+    vesaYres=inf->framebuffer_height;
+    vesaPitch=inf->framebuffer_pitch;
+    vesaBpp=inf->framebuffer_bpp;
+    vesaAddr=inf->framebuffer_addr;
+
     //the only functionallu important init lines! (rest is log)
-    VbeModeInfoBlock=mode;
+    //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;
+    console_lines=vesaYres/line_height;
+    console_cols=vesaXres/col_width;
 
     //TODO dynamic (but need to sync with terminal!)
     console_cols=80;
     console_lines=24;
-    
+   /* 
     // vesa info
     klog("vbe version: 0x%x / video mode ptr: 0x%x 0x%x",
 	    info->VbeVersion, info->VideoModePtr[1], info->VideoModePtr[0]);
@@ -167,9 +182,10 @@ uint32_t vesa_init(vbeinfo *info,vbemodeinfo *mode,foolfont *rawfont)
 	modeptr++;
     }
 #endif
+*/
 
 
-    return VbeModeInfoBlock->physbase;   
+    return vesaAddr;   
 }
 
 
@@ -177,9 +193,9 @@ uint32_t vesa_init(vbeinfo *info,vbemodeinfo *mode,foolfont *rawfont)
 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);
+    if (x<0 || x>vesaXres|| y<0 || y>vesaYres) return;
+    if (x) x = (x*(vesaBpp>>3)); // get bytes (divide by 8)
+    if (y) y = (y*vesaPitch);
     //uint8_t *cTemp=VbeModeInfoBlock->physbase;
     uint8_t *cTemp=VMEM_FRAMEBUFFER;
 
@@ -300,12 +316,12 @@ static int boxy;
 void vesa_render()
 {
     vesa_clear_screen();
-    vesa_put_rect(100,100,VbeModeInfoBlock->Xres-200,VbeModeInfoBlock->Yres-200,0xff);
+    vesa_put_rect(100,100,vesaXres-200,vesaYres-200,0xff);
     vesa_put_rect(boxx-10,boxy-10,20,20,0x999999);
 
     boxx++;
 //    boxy+=boxx;
-    if(boxx>VbeModeInfoBlock->Xres-100)boxx=100;
+    if(boxx>vesaXres-100)boxx=100;
   //  if(boxy>VbeModeInfoBlock->Yres-200)boxy=200;
 
     vesa_switch_buffers();
diff --git a/driver/vesa.h b/driver/vesa.h
index 168013f..f98e612 100644
--- a/driver/vesa.h
+++ b/driver/vesa.h
@@ -1,5 +1,6 @@
 #include <stdint.h>
 #include "lib/printf/printf.h"
+#include "multiboot.h"
 
 void vesa_update_cursor(uint32_t col,uint32_t row);
 void vesa_console_put_char(uint8_t c,uint8_t color_bg, uint8_t color_fg, uint32_t x, uint32_t y);
@@ -45,7 +46,7 @@ typedef struct ModeInfoBlock {
   uint16_t reserved2;
 }vbemodeinfo;
 
-uint32_t vesa_init(vbeinfo *info,vbemodeinfo *mode,foolfont *rawfont);
+uint32_t vesa_init(multiboot_information *info,foolfont *);
 
 void PutConsoleChar(char c, int color);
 void PutConsole(char *str, int color);