# This file is part of the libopencm3 project.
#
# Copyright (C) 2023 1BitSquared <info@1bitsquared.com>
# Written by Rachel Mant <git@dragonmux.network>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this
#    list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its
#    contributors may be used to endorse or promote products derived from
#    this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

lm4f_cm3 = declare_dependency(
	sources: cm3_sources,
	dependencies: lm3s_vector_nvic,
)

# Sources specific to the LM4F (Tiva-C) series
liblm4f_sources = files(
	'gpio.c',
	'rcc.c',
	'systemcontrol.c',
	'uart.c',
)

liblm4f_compile_args = [
	'-mfloat-abi=hard',
	'-mfpu=fpv4-sp-d16',
	'-mcpu=cortex-m4',
	'-mthumb',
	'-DLM4F',
]

# Build a static library for the target platform
liblm4f = static_library(
	'opencm3_lm4f',
	[
		liblm4f_sources,
		usb_lm4f_sources,
	],
	c_args: liblm4f_compile_args,
	include_directories: common_includes,
	dependencies: [
		lm4f_cm3,
		usb_common,
	],
	pic: false,
)

# Make the dependency available to use
libopencm3_lm4f = declare_dependency(
	compile_args: liblm4f_compile_args,
	include_directories: common_includes,
	link_with: liblm4f,
	link_args: [
		f'-L@locm3_ld_script_path@',
	],
)

meson.override_dependency('opencm3_lm4f', libopencm3_lm4f)