[PATCH] xtensa: remove extra header files

The Xtensa port contained many header files that were never needed.  This
rather lengthy patch removes all those files.  Unfortunately, there were
many dependencies that needed to be updated, so this patch touches quite a
few source files.

Signed-off-by: Chris Zankel <chris@zankel.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/xtensa/kernel/vectors.S

@@ -53,6 +53,8 @@
 #include <asm/thread_info.h>
 #include <asm/processor.h>
 
+#define WINDOW_VECTORS_SIZE   0x180
+
 
 /*
  * User exception vector. (Exceptions with PS.UM == 1, PS.EXCM == 0)
@@ -210,7 +212,7 @@ ENTRY(_DoubleExceptionVector)
 	/* Check for kernel double exception (usually fatal). */
 
 	rsr	a3, PS
-	_bbci.l	a3, PS_UM_SHIFT, .Lksp
+	_bbci.l	a3, PS_UM_BIT, .Lksp
 
 	/* Check if we are currently handling a window exception. */
 	/* Note: We don't need to indicate that we enter a critical section. */
@@ -219,7 +221,7 @@ ENTRY(_DoubleExceptionVector)
 
 	movi	a3, XCHAL_WINDOW_VECTORS_VADDR
 	_bltu	a0, a3, .Lfixup
-	addi	a3, a3, XSHAL_WINDOW_VECTORS_SIZE
+	addi	a3, a3, WINDOW_VECTORS_SIZE
 	_bgeu	a0, a3, .Lfixup
 
 	/* Window overflow/underflow exception. Get stack pointer. */
@@ -245,7 +247,7 @@ ENTRY(_DoubleExceptionVector)
 
 	wsr	a2, DEPC		# save stack pointer temporarily
 	rsr	a0, PS
-	extui	a0, a0, XCHAL_PS_OWB_SHIFT, XCHAL_PS_OWB_BITS
+	extui	a0, a0, PS_OWB_SHIFT, 4
 	wsr	a0, WINDOWBASE
 	rsync
 
@@ -312,8 +314,8 @@ ENTRY(_DoubleExceptionVector)
 .Lksp:	/* a0: a0, a1: a1, a2: a2, a3: trashed, depc: depc, excsave: a3 */
 
 	rsr	a3, EXCCAUSE
-	beqi	a3, XCHAL_EXCCAUSE_ITLB_MISS, 1f
-	addi	a3, a3, -XCHAL_EXCCAUSE_DTLB_MISS
+	beqi	a3, EXCCAUSE_ITLB_MISS, 1f
+	addi	a3, a3, -EXCCAUSE_DTLB_MISS
 	bnez	a3, .Lunrecoverable
 1:	movi	a3, fast_second_level_miss_double_kernel
 	jx	a3