diff --git a/include/asm.h b/include/asm.h
index f22609a..3faa994 100644
--- a/include/asm.h
+++ b/include/asm.h
@@ -3,6 +3,10 @@
 #define cli() __asm__ ("cli"::)
 #define nop() __asm__ ("nop"::)
 #define iret() __asm__ ("iret"::)
+#define pause() __asm__ ("iret"::)
+
+#define outbp(port,value) \
+	asm volatile ("outb %%al,%%dx; jmp 1f; 1:"::"d" (port), "a" (value));
 
 #define outb(port,value) \
 	asm volatile ("outb %%al,%%dx"::"d" (port), "a" (value));
@@ -10,6 +14,9 @@
 #define outw(port,value) \
 	asm volatile ("outw %%ax,%%dx"::"d" (port), "a" (value));
 
+#define outd(port,value) \
+	asm volatile ("outd %%eax,%%dx"::"d" (port), "a" (value));
+
 #define inb(port) ({	\
 	u8 _v;	\
 	asm volatile ("inb %%dx,%%al" : "=a" (_v) : "d" (port)); \
@@ -20,4 +27,18 @@
 	u16 _v;	\
  	asm volatile ("inw %%dx,%%ax" : "=a" (_v) : "d"(port));	\
 	_v;	\
-})
\ No newline at end of file
+}
+
+#define ind(port) ({	\
+	u32 _v;	\
+ 	asm volatile ("ind %%dx,%%eax" : "=a" (_v) : "d"(port));	\
+	_v;	\
+}
+
+#define rolb(input,rotate) ({	\
+	u32 _v;	\
+        asm volatile ("roll %1,%0" : "=g" (_v) : "cI" (rotate), "0" (input));  \
+	_v;	\
+}
+
+