disk: implement ata_read

src/kernel.c

@@ -17,15 +17,20 @@ void kmain()
 
 	char yooo[256] = "heheh";
 	printf("test string: %s\n", yooo);
-
-	//printf("checking for disk...\n");
-	//int disk_present = ide_check_disk_present();
-	//printf("we got the result, it's %X\n", disk_present);
+	printf("%X %X %X", 0x11, 0xA, 0xFEE1DEAD);
 
 	disk_info info;
 	get_disk_info(&info);
 	printf("CYL HEAD SECT: %X %X %X\n", info.cylinders, info.heads, info.sectors);
 
+	uint8_t buffer[512];
+	ata_read(buffer, 0x0);
+
+	for(int i = 0; i < sizeof(buffer); i++)
+	{
+		printf("%X ", buffer[i]);
+	}
+
 	while(1)
 	{
 		if(inportb(0x64) & 0x1)