Add: PCI driver, lspci

src/kernel/shell.c

@@ -143,6 +143,7 @@ void shell_install()
   register_command("ls", program_ls);
   register_command("cat", program_cat);
   register_command("bmp", program_bmp);
+  register_command("lspci", program_lspci);
 
   for (;;)
   {

src/kernel/system.c

@@ -50,3 +50,4 @@ void panic()
 {
 	for (;;);	
 }
+