buildroot/arch/arch.mk.xtensa
Max Filippov 3a0a020a2e uboot: apply xtensa overlay
Xtensa core configuration must be added to U-Boot before it can be
built for that xtensa CPU variant. Extract configuration files from the
xtensa overlay as is done for other packages that need to be configured
for a specific xtensa core.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2017-07-09 17:03:45 +02:00

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################################################################################
# This variable can be used by packages that need to extract the overlay.
#
# ARCH_XTENSA_OVERLAY_FILE is the path to the overlay tarball; empty if not
# using any overlay
#
# Example:
# ifneq ($(ARCH_XTENSA_OVERLAY_FILE),)
# tar xf $(ARCH_XTENSA_OVERLAY_FILE) -C $(@D) --strip-components=1 gcc
# endif
################################################################################
BR_ARCH_XTENSA_OVERLAY_FILE = $(call qstrip,$(BR2_XTENSA_OVERLAY_FILE))
ifneq ($(filter http://% https://% ftp://% scp://%,$(BR_ARCH_XTENSA_OVERLAY_FILE)),)
ARCH_XTENSA_OVERLAY_URL = $(BR_ARCH_XTENSA_OVERLAY_FILE)
ARCH_XTENSA_OVERLAY_FILE = $(DL_DIR)/$(notdir $(BR_ARCH_XTENSA_OVERLAY_FILE))
# Do not check that file, we can't know its hash
BR_NO_CHECK_HASH_FOR += $(notdir $(ARCH_XTENSA_OVERLAY_URL))
else
ARCH_XTENSA_OVERLAY_FILE = $(BR_ARCH_XTENSA_OVERLAY_FILE)
endif
################################################################################
# arch-xtensa-overlay-extract -- extract an extensa overlay
#
# argument 1 is the path in which to extract
# argument 2 is the component to extract, one of: gcc, binutils, gdb, linux,
# u-boot
#
# Example:
# $(call arch-xtensa-overlay-extract,/path/to/overlay.tar,$(@D),gcc)
################################################################################
define arch-xtensa-overlay-extract
$(call suitable-extractor,$(ARCH_XTENSA_OVERLAY_FILE)) \
$(ARCH_XTENSA_OVERLAY_FILE) | \
$(TAR) --strip-components=1 -C $(1) $(TAR_OPTIONS) - $(2)
endef