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-rw-r--r--arch/xtensa/Makefile73
1 files changed, 73 insertions, 0 deletions
diff --git a/arch/xtensa/Makefile b/arch/xtensa/Makefile
new file mode 100644
index 000000000..bfd8e433e
--- /dev/null
+++ b/arch/xtensa/Makefile
@@ -0,0 +1,73 @@
+#
+# 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.
+# Copyright (C) 2014 Cadence Design Systems Inc.
+#
+# This file is included by the global makefile so that you can add your own
+# architecture-specific flags and dependencies.
+
+# Core configuration.
+# (Use VAR=<xtensa_config> to use another default compiler.)
+
+variant-y := $(CONFIG_XTENSA_VARIANT_NAME)
+
+VARIANT = $(variant-y)
+
+ifneq ($(VARIANT),)
+ ifdef cross_compiling
+ ifndef CROSS_COMPILE
+ CROSS_COMPILE = xtensa_$(VARIANT)-
+ endif
+ endif
+endif
+
+# Platform configuration
+
+platform-$(CONFIG_XTENSA_PLATFORM_XT2000) := xt2000
+platform-$(CONFIG_XTENSA_PLATFORM_ISS) := iss
+platform-$(CONFIG_XTENSA_PLATFORM_XTFPGA) := xtfpga
+
+# temporarily until string.h is fixed
+KBUILD_CFLAGS += -ffreestanding -D__linux__
+KBUILD_CFLAGS += -pipe -mlongcalls -mtext-section-literals
+KBUILD_CFLAGS += $(call cc-option,-mforce-no-pic,)
+KBUILD_CFLAGS += $(call cc-option,-mno-serialize-volatile,)
+ifneq ($(CONFIG_KERNEL_ABI_CALL0),)
+KBUILD_CFLAGS += -mabi=call0
+KBUILD_AFLAGS += -mabi=call0
+endif
+
+KBUILD_AFLAGS += -mlongcalls -mtext-section-literals
+
+ifneq ($(CONFIG_LD_NO_RELAX),)
+KBUILD_LDFLAGS := --no-relax
+endif
+
+CHECKFLAGS += -D$(if $(CONFIG_CPU_BIG_ENDIAN),__XTENSA_EB__,__XTENSA_EL__)
+
+vardirs := $(patsubst %,arch/xtensa/variants/%/,$(variant-y))
+plfdirs := $(patsubst %,arch/xtensa/platforms/%/,$(platform-y))
+
+KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(vardirs) $(plfdirs))
+
+KBUILD_DEFCONFIG := iss_defconfig
+
+libs-y += arch/xtensa/lib/
+
+boot := arch/xtensa/boot
+
+all Image zImage uImage xipImage: vmlinux
+ $(Q)$(MAKE) $(build)=$(boot) $@
+
+archheaders:
+ $(Q)$(MAKE) $(build)=arch/xtensa/kernel/syscalls all
+
+define archhelp
+ @echo '* Image - Kernel ELF image with reset vector'
+ @echo '* zImage - Compressed kernel image (arch/xtensa/boot/images/zImage.*)'
+ @echo '* uImage - U-Boot wrapped image'
+ @echo ' xipImage - XIP image'
+endef