i386: Add new arch support! (woefully incomplete)

arch/i386/i386_main.c

@@ -0,0 +1,30 @@
+#include <stdint.h>
+
+void main();
+ 
+void i386_main(void)
+{
+   extern uint32_t magic;
+ 
+   /* Uncomment the following if you want to be able to access the multiboot header */
+   /* extern void *mbd; */
+ 
+   if ( magic != 0x2BADB002 )
+   {
+      /* Something went not according to specs. Print an error */
+      /* message and halt, but do *not* rely on the multiboot */
+      /* data structure. */
+   }
+ 
+   /* You could either use multiboot.h */
+   /* (http://www.gnu.org/software/grub/manual/multiboot/multiboot.html#multiboot_002eh) */
+   /* or do your offsets yourself. The following is merely an example. */ 
+   //char * boot_loader_name =(char*) ((long*)mbd)[16];
+ 
+   /* Print a letter to screen to see everything is working: */
+   unsigned char *videoram = (unsigned char *)0xB8000;
+   videoram[0] = 65; /* character 'A' */
+   videoram[1] = 0x07; /* light grey (7) on black (0). */
+
+   main();
+}