50 files changed, 1801 insertions, 0 deletions

diff --git a/arch/xtensa/boot/ramdisk/Makefile b/arch/xtensa/boot/ramdisk/Makefile
new file mode 100644
index 00000000000..b12f7635243
--- /dev/null
+++ b/arch/xtensa/boot/ramdisk/Makefile
@@ -0,0 +1,23 @@
+#
+# Makefile for a ramdisk image
+#
+
+BIG_ENDIAN      := $(shell echo -e "\#ifdef __XTENSA_EL__\nint little;\n\#else\nint big;\n\#endif" | $(CC) -E -|grep -c big)
+
+ifeq ($(BIG_ENDIAN),1)
+OBJCOPY_ARGS    := -O elf32-xtensa-be
+else
+OBJCOPY_ARGS    := -O elf32-xtensa-le
+endif
+
+obj-y = ramdisk.o
+
+RAMDISK_IMAGE = arch/$(ARCH)/boot/ramdisk/$(CONFIG_EMBEDDED_RAMDISK_IMAGE)
+
+arch/$(ARCH)/boot/ramdisk/ramdisk.o:
+        $(Q)echo -e "dummy:" | $(AS) -o $@;
+        $(Q)$(OBJCOPY) $(OBJCOPY_ARGS)                                      \
+                --add-section .initrd=$(RAMDISK_IMAGE)                      \
+                --set-section-flags .initrd=contents,alloc,load,load,data   \
+                arch/$(ARCH)/boot/ramdisk/ramdisk.o $@
+
diff --git a/arch/xtensa/include/asm/auxvec.h b/arch/xtensa/include/asm/auxvec.h
new file mode 100644
index 00000000000..257dec75c5a
--- /dev/null
+++ b/arch/xtensa/include/asm/auxvec.h
@@ -0,0 +1,4 @@
+#ifndef __XTENSA_AUXVEC_H
+#define __XTENSA_AUXVEC_H
+
+#endif
diff --git a/arch/xtensa/include/asm/bitsperlong.h b/arch/xtensa/include/asm/bitsperlong.h
new file mode 100644
index 00000000000..6dc0bb0c13b
--- /dev/null
+++ b/arch/xtensa/include/asm/bitsperlong.h
@@ -0,0 +1 @@
+#include <asm-generic/bitsperlong.h>
diff --git a/arch/xtensa/include/asm/bug.h b/arch/xtensa/include/asm/bug.h
new file mode 100644
index 00000000000..3e52d72712f
--- /dev/null
+++ b/arch/xtensa/include/asm/bug.h
@@ -0,0 +1,18 @@
+/*
+ * include/asm-xtensa/bug.h
+ *
+ * Macros to cause a 'bug' message.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2001 - 2005 Tensilica Inc.
+ */
+
+#ifndef _XTENSA_BUG_H
+#define _XTENSA_BUG_H
+
+#include <asm-generic/bug.h>
+
+#endif  /* _XTENSA_BUG_H */
diff --git a/arch/xtensa/include/asm/byteorder.h b/arch/xtensa/include/asm/byteorder.h
new file mode 100644
index 00000000000..54eb6315349
--- /dev/null
+++ b/arch/xtensa/include/asm/byteorder.h
@@ -0,0 +1,12 @@
+#ifndef _XTENSA_BYTEORDER_H
+#define _XTENSA_BYTEORDER_H
+
+#ifdef __XTENSA_EL__
+#include <linux/byteorder/little_endian.h>
+#elif defined(__XTENSA_EB__)
+#include <linux/byteorder/big_endian.h>
+#else
+# error processor byte order undefined!
+#endif
+
+#endif /* _XTENSA_BYTEORDER_H */
diff --git a/arch/xtensa/include/asm/cpumask.h b/arch/xtensa/include/asm/cpumask.h
new file mode 100644
index 00000000000..ebeede397db
--- /dev/null
+++ b/arch/xtensa/include/asm/cpumask.h
@@ -0,0 +1,16 @@
+/*
+ * include/asm-xtensa/cpumask.h
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2001 - 2005 Tensilica Inc.
+ */
+
+#ifndef _XTENSA_CPUMASK_H
+#define _XTENSA_CPUMASK_H
+
+#include <asm-generic/cpumask.h>
+
+#endif /* _XTENSA_CPUMASK_H */
diff --git a/arch/xtensa/include/asm/cputime.h b/arch/xtensa/include/asm/cputime.h
new file mode 100644
index 00000000000..a7fb864a50a
--- /dev/null
+++ b/arch/xtensa/include/asm/cputime.h
@@ -0,0 +1,6 @@
+#ifndef _XTENSA_CPUTIME_H
+#define _XTENSA_CPUTIME_H
+
+#include <asm-generic/cputime.h>
+
+#endif /* _XTENSA_CPUTIME_H */
diff --git a/arch/xtensa/include/asm/device.h b/arch/xtensa/include/asm/device.h
new file mode 100644
index 00000000000..d8f9872b0e2
--- /dev/null
+++ b/arch/xtensa/include/asm/device.h
@@ -0,0 +1,7 @@
+/*
+ * Arch specific extensions to struct device
+ *
+ * This file is released under the GPLv2
+ */
+#include <asm-generic/device.h>
+
diff --git a/arch/xtensa/include/asm/div64.h b/arch/xtensa/include/asm/div64.h
new file mode 100644
index 00000000000..f35678cb0a9
--- /dev/null
+++ b/arch/xtensa/include/asm/div64.h
@@ -0,0 +1,16 @@
+/*
+ * include/asm-xtensa/div64.h
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2001 - 2007 Tensilica Inc.
+ */
+
+#ifndef _XTENSA_DIV64_H
+#define _XTENSA_DIV64_H
+
+#include <asm-generic/div64.h>
+
+#endif /* _XTENSA_DIV64_H */
diff --git a/arch/xtensa/include/asm/emergency-restart.h b/arch/xtensa/include/asm/emergency-restart.h
new file mode 100644
index 00000000000..108d8c48e42
--- /dev/null
+++ b/arch/xtensa/include/asm/emergency-restart.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_EMERGENCY_RESTART_H
+#define _ASM_EMERGENCY_RESTART_H
+
+#include <asm-generic/emergency-restart.h>
+
+#endif /* _ASM_EMERGENCY_RESTART_H */
diff --git a/arch/xtensa/include/asm/errno.h b/arch/xtensa/include/asm/errno.h
new file mode 100644
index 00000000000..a0f3b96b79b
--- /dev/null
+++ b/arch/xtensa/include/asm/errno.h
@@ -0,0 +1,16 @@
+/*
+ * include/asm-xtensa/errno.h
+ *
+ * This file is subject to the terms and conditions of the GNU General
+ * Public License.  See the file "COPYING" in the main directory of
+ * this archive for more details.
+ *
+ * Copyright (C) 2002 - 2005 Tensilica Inc.
+ */
+
+#ifndef _XTENSA_ERRNO_H
+#define _XTENSA_ERRNO_H
+
+#include <asm-generic/errno.h>
+
+#endif  /* _XTENSA_ERRNO_H */
diff --git a/arch/xtensa/include/asm/fcntl.h b/arch/xtensa/include/asm/fcntl.h
new file mode 100644
index 00000000000..46ab12db573
--- /dev/null
+++ b/arch/xtensa/include/asm/fcntl.h
@@ -0,0 +1 @@
+#include <asm-generic/fcntl.h>
diff --git a/arch/xtensa/include/asm/futex.h b/arch/xtensa/include/asm/futex.h
new file mode 100644
index 00000000000..0b745828f42
--- /dev/null
+++ b/arch/xtensa/include/asm/futex.h
@@ -0,0 +1 @@