Merge with /home/shaggy/git/linus-clean/

Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>

1 files changed, 104 insertions, 0 deletions

diff --git a/arch/xtensa/Makefile b/arch/xtensa/Makefile
new file mode 100644
index 00000000000..27847e4ffcb
--- /dev/null
+++ b/arch/xtensa/Makefile
@@ -0,0 +1,104 @@
+#
+# 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.
+#
+# This file is included by the global makefile so that you can add your own
+# architecture-specific flags and dependencies. Remember to do have actions
+# for "archclean" and "archdep" for cleaning up and making dependencies for
+# this architecture
+
+# Core configuration.
+# (Use CPU=<xtensa_config> to use another default compiler.)
+
+cpu-$(CONFIG_XTENSA_CPU_LINUX_BE)	:= linux_be
+cpu-$(CONFIG_XTENSA_CPU_LINUX_CUSTOM)	:= linux_custom
+
+CPU = $(cpu-y)
+export CPU
+
+# Platform configuration
+
+platform-$(CONFIG_XTENSA_PLATFORM_XT2000)	:= xt2000
+platform-$(CONFIG_XTENSA_PLATFORM_ISS)		:= iss
+
+PLATFORM = $(platform-y)
+export PLATFORM
+
+CPPFLAGS	+= $(if $(KBUILD_SRC),-I$(srctree)/include/asm-xtensa/)
+CPPFLAGS	+= -Iinclude/asm
+CFLAGS		+= -pipe -mlongcalls
+
+KBUILD_DEFCONFIG := iss_defconfig
+
+# ramdisk/initrd support
+# You need a compressed ramdisk image, named ramdisk.gz in
+# arch/xtensa/boot/ramdisk
+
+core-$(CONFIG_EMBEDDED_RAMDISK)	+= arch/xtensa/boot/ramdisk/
+
+# Test for cross compiling
+
+ifneq ($(CPU),)
+  COMPILE_ARCH = $(shell uname -m)
+
+  ifneq ($(COMPILE_ARCH), xtensa)
+    ifndef CROSS_COMPILE
+      CROSS_COMPILE = xtensa_$(CPU)-
+    endif
+  endif
+endif
+
+#
+
+LIBGCC := $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
+
+head-y		:= arch/xtensa/kernel/head.o
+core-y		+= arch/xtensa/kernel/ arch/xtensa/mm/
+ifneq ($(PLATFORM),)
+core-y		+= arch/xtensa/platform-$(PLATFORM)/
+endif
+libs-y		+= arch/xtensa/lib/ $(LIBGCC)
+
+boot		:= arch/xtensa/boot
+
+archinc		:= include/asm-xtensa
+
+arch/xtensa/kernel/asm-offsets.s: \
+	arch/xtensa/kernel/asm-offsets.c $(archinc)/.platform
+
+include/asm-xtensa/offsets.h: arch/xtensa/kernel/asm-offsets.s
+	$(call filechk,gen-asm-offsets)
+
+prepare: $(archinc)/.platform $(archinc)/offsets.h
+
+# Update machine cpu and platform symlinks if something which affects
+# them changed.
+
+$(archinc)/.platform: $(wildcard include/config/arch/*.h) include/config/MARKER
+	@echo '  SYMLINK $(archinc)/xtensa/config -> $(archinc)/xtensa/config-$(CPU)'
+	$(Q)mkdir -p $(archinc)
+	$(Q)mkdir -p $(archinc)/xtensa
+	$(Q)ln -fsn $(srctree)/$(archinc)/xtensa/config-$(CPU) $(archinc)/xtensa/config
+	@echo '  SYMLINK $(archinc)/platform -> $(archinc)/platform-$(PLATFORM)'
+	$(Q)ln -fsn $(srctree)/$(archinc)/platform-$(PLATFORM) $(archinc)/platform
+	@touch $@
+
+
+all: zImage
+
+bzImage : zImage
+
+zImage zImage.initrd: vmlinux
+	$(Q)$(MAKE) $(build)=$(boot) $@
+
+CLEAN_FILES	+= arch/xtensa/vmlinux.lds $(archinc)/offset.h \
+		   $(archinc)/platform $(archinc)/xtensa/config \
+		   $(archinc)/.platform
+
+define archhelp
+  @echo '* zImage      - Compressed kernel image (arch/xtensa/boot/images/zImage.*)'
+endef
+