[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>
diff --git a/arch/xtensa/boot/boot-redboot/bootstrap.S b/arch/xtensa/boot/boot-redboot/bootstrap.S
index ee636b0..8484812 100644
--- a/arch/xtensa/boot/boot-redboot/bootstrap.S
+++ b/arch/xtensa/boot/boot-redboot/bootstrap.S
@@ -1,9 +1,7 @@
-
-#define _ASMLANGUAGE
-#include <xtensa/config/specreg.h>
-#include <xtensa/config/core.h>
-#include <xtensa/cacheasm.h>
-
+#include <asm/variant/core.h>
+#include <asm/regs.h>
+#include <asm/asmmacro.h>
+#include <asm/cacheasm.h>
 	/*
 	 * RB-Data: RedBoot data/bss
 	 * P:	    Boot-Parameters
@@ -77,8 +75,14 @@
 	/* Note: The assembler cannot relax "addi a0, a0, ..." to an
 	   l32r, so we load to a4 first. */
 
-	addi	a4, a0, __start - __start_a0
-	mov	a0, a4
+	# addi	a4, a0, __start - __start_a0
+	# mov	a0, a4
+
+	movi	a4, __start
+	movi	a5, __start_a0
+	add	a4, a0, a4
+	sub	a0, a4, a5
+
 	movi	a4, __start
 	movi	a5, __reloc_end
 
@@ -106,9 +110,13 @@
 	/* We have to flush and invalidate the caches here before we jump. */
 
 #if XCHAL_DCACHE_IS_WRITEBACK
-	dcache_writeback_all  a5, a6
+
+	___flush_dcache_all a5 a6
+
 #endif
-	icache_invalidate_all a5, a6
+
+	___invalidate_icache_all a5 a6
+	isync
 
 	movi	a11, _reloc
 	jx	a11
@@ -209,9 +217,14 @@
 	/* jump to the kernel */
 2:
 #if XCHAL_DCACHE_IS_WRITEBACK
-	dcache_writeback_all a5, a6
+
+	___flush_dcache_all a5 a6
+
 #endif
-	icache_invalidate_all a5, a6
+
+	___invalidate_icache_all a5 a6
+
+	isync
 
 	movi	a5, __start
 	movi	a3, boot_initrd_start