stm32/h7: Created a meson build system for the STM32H7 series support

include/libopencm3/stm32/h7/meson.build

@@ -0,0 +1,46 @@
+# This file is part of the libopencm3 project.
+#
+# Copyright (C) 2024 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
+# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+stm32h7_nvic_header = custom_target(
+	'nvic.h',
+	command: [irq2nvic, '@INPUT@'],
+	input: 'irq.json',
+	# We only name one of the 3 output files due to how this all works.
+	# This script will write:
+	# - include/libopencm3/stm32/h7/nvic.h
+	# - lib/stm32/h7/vector_nvic.c
+	# - include/libopencmsis/stm32/h7/irqhandlers.h
+	output: 'nvic.h',
+	install: false,
+)
+
+stm32h7_vector_nvic = declare_dependency(
+	sources: stm32h7_nvic_header,
+)

include/meson.build

@@ -1,6 +1,6 @@
 # This file is part of the libopencm3 project.
 #
-# Copyright (C) 2023 1BitSquared <info@1bitsquared.com>
+# Copyright (C) 2023-2024 1BitSquared <info@1bitsquared.com>
 # Written by Rachel Mant <git@dragonmux.network>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -36,6 +36,7 @@ target_paths = {
 	'stm32f3': 'stm32/f3',
 	'stm32f4': 'stm32/f4',
 	'stm32f7': 'stm32/f7',
+	'stm32h7': 'stm32/h7',
 	'lm4f': 'lm3s',
 }
 

lib/stm32/common/meson.build

@@ -68,8 +68,10 @@ libstm32_dma_csel_sources = [
 	files('dma_common_csel.c'),
 ]
 libstm32_dma2d_f47_sources = files('dma2d_common_f47.c')
+libstm32_dmamux_sources = files('dmamux.c')
 libstm32_dsi_f47_sources = files('dsi_common_f47.c')
 libstm32_exti_sources = files('exti_common_all.c')
+libstm32_fdcan_sources = files('fdcan_common.c')
 libstm32_flash_sources = files('flash_common_all.c')
 libstm32_flash_f_sources = [
 	libstm32_flash_sources,
@@ -142,5 +144,6 @@ libstm32_usart_v2_sources = [
 	libstm32_usart_sources,
 	files('usart_common_v2.c'),
 ]
+libstm32_usart_fifos_sources = files('usart_common_fifos.c')
 
 libstm32_usb_fs_sources = files('st_usbfs_core.c')

lib/stm32/h7/meson.build

@@ -0,0 +1,97 @@
+# This file is part of the libopencm3 project.
+#
+# Copyright (C) 2024 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
+# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+stm32h7_cm3 = declare_dependency(
+	sources: cm3_sources,
+	include_directories: cm3_includes,
+	dependencies: stm32h7_vector_nvic,
+)
+
+# Sources specific to the H7 series
+libstm32h7_sources = files(
+	'fdcan.c',
+	'flash.c',
+	'pwr.c',
+	'rcc.c',
+	#'vector_chipset.c', # This source is included by lib/dispatch/vector_chipset.c
+)
+
+libstm32h7_compile_args = [
+	'-mfloat-abi=hard',
+	'-mfpu=fpv5-d16',
+	'-mcpu=cortex-m7',
+	'-mthumb',
+	'-DSTM32H7',
+]
+
+# Build a static library for the target platform
+libstm32h7 = static_library(
+	'opencm3_stm32h7',
+	[
+		libstm32h7_sources,
+		libstm32_crc_v2_sources,
+		libstm32_crs_sources,
+		libstm32_dac_v2_sources,
+		libstm32_dma_f24_sources,
+		libstm32_dmamux_sources,
+		libstm32_exti_sources,
+		libstm32_fdcan_sources,
+		libstm32_fmc_f47_sources,
+		libstm32_gpio_f0234_sources,
+		libstm32_qspi_v1_sources,
+		libstm32_rcc_sources,
+		libstm32_rng_v1_sources,
+		libstm32_spi_v2_sources,
+		libstm32_timer_sources,
+		libstm32_usart_v2_sources,
+		libstm32_usart_fifos_sources,
+	],
+	c_args: libstm32h7_compile_args,
+	include_directories: common_includes,
+	implicit_include_directories: false,
+	dependencies: [
+		stm32h7_cm3,
+		usb_common,
+		usb_stm32_dwc,
+	],
+	pic: false,
+)
+
+# Make the dependency available to use
+libopencm3_stm32h7 = declare_dependency(
+	compile_args: libstm32h7_compile_args,
+	include_directories: common_includes,
+	link_with: libstm32h7,
+	link_args: [
+		f'-L@locm3_ld_script_path@',
+	],
+)
+
+meson.override_dependency('opencm3_stm32h7', libopencm3_stm32h7)

lib/stm32/meson.build

@@ -1,6 +1,6 @@
 # This file is part of the libopencm3 project.
 #
-# Copyright (C) 2023 1BitSquared <info@1bitsquared.com>
+# Copyright (C) 2023-2024 1BitSquared <info@1bitsquared.com>
 # Written by Rachel Mant <git@dragonmux.network>
 #
 # Redistribution and use in source and binary forms, with or without
@@ -53,6 +53,7 @@ subdirs = {
 	'stm32f3': 'f3',
 	'stm32f4': 'f4',
 	'stm32f7': 'f7',
+	'stm32h7': 'h7',
 }
 
 # Bring in the proper target subdir for the requested target platform