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# -*- makefile -*-
# Copyright 2016 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
#
# ISH chip specific files build
#
# ISH SoC has a Minute-IA core
CORE:=minute-ia
# Allow the i486 instruction set
CFLAGS_CPU+=-march=pentium -mtune=i486 -m32
ifeq ($(CONFIG_LTO),y)
# Re-include the core's build.mk file so we can remove the lto flag.
include core/$(CORE)/build.mk
endif
# Required chip modules
chip-y+=clock.o gpio.o system.o hwtimer.o uart.o flash.o
chip-y+=reset_prep_wr.o
chip-$(CONFIG_I2C)+=i2c.o
chip-$(CONFIG_WATCHDOG)+=watchdog.o
chip-$(CONFIG_HOSTCMD_HECI)+=host_command_heci.o
chip-$(CONFIG_HOSTCMD_HECI)+=heci.o system_state_subsys.o ipc_heci.o
chip-$(CONFIG_HID_HECI)+=hid_subsys.o
chip-$(CONFIG_HID_HECI)+=heci.o system_state_subsys.o ipc_heci.o
# location of the scripts and keys used to pack the SPI flash image
SCRIPTDIR:=./chip/${CHIP}/util
# Allow SPI size to be overridden by board specific size, default to 256KB.
CHIP_SPI_SIZE_KB?=256
# Commands to convert $^ to $@.tmp - This will add the manifest header needed
# to load the FW onto the ISH HW.
cmd_obj_to_bin = $(OBJCOPY) --gap-fill=0xff -O binary $< $@.tmp1 ; \
${SCRIPTDIR}/pack_ec.py -o $@.tmp -i $@.tmp1 \
--image_size $(_rw_size); rm -f $@.tmp1
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