WIP: Framebuffer partial support, cursor & scoll TODO

src/drivers/framebuffer.c

@@ -32,7 +32,7 @@ void draw_char(unsigned short int c, int cx, int cy, uint32_t fg, uint32_t bg)
 
 	int offs =
 		(cy * font->height * scanline) +
-		(cx * (font->width + 1) * sizeof(PIXEL));
+		(cx * (font->width) * sizeof(PIXEL));
 
 	unsigned int x, y;
 	int line, mask;

src/kernel/kmain.c

@@ -28,12 +28,10 @@ typedef struct {
 
 char* ascii_title =
 "\n"
-"   oooooooooo o888                         oooo          ooooooo    oooooooo8\n"
+"*******************************\n"
-"   888    888 888   ooooooo   oo oooooo    888  ooooo o888   888o 888        \n"
+"| Blank OS version 0.3.68-dev |\n"
-"   888oooo88  888   ooooo888   888   888   888o888    888     888  888oooooo \n"
+"*******************************\n"
-"   888    888 888 888    888   888   888   8888 88o   888o   o888         888\n"
+"\n";
-"   o888ooo888 o888o 88ooo88 8o o888o o888o o888o o888o   88ooo88   o88oooo888\n\n"
-"   --------------------------------- v0.3.55 --------------------------------\n\n";
 
 unsigned int g_multiboot_info_address;
 
@@ -44,6 +42,7 @@ int scanline;
 uint32_t VGA_WIDTH;
 uint32_t VGA_HEIGHT;
 
+
 void kmain(multiboot2_info *mb_info)
 {
 
@@ -105,8 +104,20 @@ serial_printf(3, "Framebuffer BPP: %u\r\n", fb_info->framebuffer_bpp);
 	
 	log("Drew to framebuffer.\r\n", 3);
     }
+    /*
     puts("This should work by now! Enter Graphics Mode.");
     printf("\nMy name is %s, and I'm %d. 0x%x", "Alan", 34, 0xdeadbeef);
+
+    for (int i=0; i<512; i++)
+    {
+	printf("%d ", i);
+    } 
+    */
+
+    //colorputs("Wow, such colorful output!", green, blue);
+
+    colorputs(ascii_title, green, black);
+
     while (1);
 
 

src/kernel/shell.c

@@ -73,7 +73,7 @@ void shell_install()
   {
     char input_buffer[BUFFER_SIZE];
     char* argv[MAX_ARGS];
-    colorputs("blankos> ", 9);
+    //colorputs("blankos> ", 9);
     get_input(input_buffer, BUFFER_SIZE);
     puts("\n");
     

src/libc/stdio.c

@@ -10,15 +10,6 @@ extern uint32_t VGA_WIDTH;
 extern uint32_t VGA_HEIGHT;
 unsigned int VGA_X = 0, VGA_Y = 0;
 
-enum Colors
-{
-	// AARRGGBB?
-	white = 0xFFFFFFFF,
-	black = 0x00000000,
-	red   = 0x00FF0000,
-	green = 0x0000FF00,
-	blue  = 0x000000FF,
-};
 
 void move_cursor(int x, int y)
 {
@@ -115,7 +106,7 @@ void putc(char c)
   move_cursor(VGA_X, VGA_Y);
 }
 
-void colorputc(char c, unsigned int color)
+void colorputc(char c, uint32_t fg, uint32_t bg)
 {
   switch(c)
   {
@@ -130,8 +121,7 @@ void colorputc(char c, unsigned int color)
       VGA_X += 4;
       break;
     default:
-      putchar(c, VGA_X, VGA_Y, white, black);
+      putchar(c, VGA_X, VGA_Y, fg, bg);
-      //putcolor(VGA_X, VGA_Y, color);
       VGA_X++;
       break;
   }
@@ -154,11 +144,11 @@ void puts(const char* str)
   }
 }
 
-void colorputs(const char* str, unsigned int color)
+void colorputs(const char* str, uint32_t fg, uint32_t bg)
 {
   while (*str)
   {
-    colorputc(*str, color);
+    colorputc(*str, fg, bg);
     str++;
   }
 }

src/libc/stdio.h

@@ -14,14 +14,14 @@
 void move_cursor(int x, int y);
 void putchar(unsigned short int c, int x, int y, uint32_t fg, uint32_t bg);
 void puts(const char* str);
-void colorputs(const char* str, unsigned int color);
 void clear(void);
+void colorputs(const char* str, uint32_t fg, uint32_t bg);
 void putcolor(int x, int y, unsigned int color);
 char getchar(int x, int y);
 unsigned int getcolor(int x, int y);
 void scroll(int lines);
 void putc(char c);
-void colorputc(char c, unsigned int color);
+void colorputc(char c, uint32_t fg, uint32_t bg);
 
 #define PRINTF_STATE_START 		0
 #define PRINTF_STATE_LENGTH 		1
@@ -43,4 +43,14 @@ void get_input(char *buffer, int size);
 
 void dtostrf(double val, char *buffer, int precision);
 
+enum Colors
+{
+	// AARRGGBB?
+	white = 0xFFFFFFFF,
+	black = 0x00000000,
+	red   = 0x00FF0000,
+	green = 0x0000FF00,
+	blue  = 0x000000FF,
+};
+
 #endif

src/programs/conway.c

@@ -15,7 +15,7 @@ void print_grid(const unsigned char grid[X][Y])
 			//(grid[i][j] == LIVE) ? putc(42) : putc(32);
 			if (grid[i][j] == LIVE) {
 				serial_printf(3, "alive");
-			       colorputc(32, 120);
+			       //colorputc(32, 120);
 			} else {
 	       		       putc(32);
 			}		       

src/programs/misc.c

@@ -18,7 +18,7 @@ void program_rainbow()
 
 	for (int i=0; i<COLORS; i++)
 	{
-		colorputs(input_buffer, i);
+		//colorputs(input_buffer, i);
 		puts("\n");
 	}	
 }