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Platform siwigsm initial commit
Signed-off-by: Ajay Bhargav <[email protected]>
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‎.gitignore‎

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__pycache__/
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.vscode

‎README.md‎

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# SIWIGSM platform for Platformio
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‎boards/s20gsm.json‎

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{
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"build": {
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"core": "s20",
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"cpu": "arm9ejs",
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"f_cpu": "260000000L",
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"mcu": "MT2503",
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"variant": "s20u",
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"newlib": "nano",
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"siwilib": "release",
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"hwids": [
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[
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"0x0E8D",
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"0x0003"
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]
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]
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},
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"frameworks": [
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"siwisdk"
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],
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"name": "S20 GSM Module",
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"upload": {
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"maximum_ram_size": 96256,
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"maximum_size": 262144,
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"require_upload_port": true,
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"speed": 460800
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},
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"url": "",
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"vendor": "SiWi Embedded Solutions Pvt. Ltd."
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}

‎builder/framework/siwisdk.py‎

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# Copyright 2020 SiWi Embedded Solutions Pvt. Ltd.
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#
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# SPDX-License-Identifier: MIT
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#
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import os
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from os.path import isdir, isfile, join, dirname
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from shutil import copyfile
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from SCons.Script import DefaultEnvironment
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env = DefaultEnvironment()
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platform = env.PioPlatform()
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board = env.BoardConfig()
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FRAMEWORK_DIR = platform.get_package_dir("framework-siwisdk")
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assert isdir(FRAMEWORK_DIR)
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# Create Project Template
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main_c = join(env.subst("$PROJECT_DIR"), "src", "main.c")
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if False == isfile(main_c):
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copyfile(join(FRAMEWORK_DIR, "template", "main.c"), main_c)
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GFH_Generator = join(FRAMEWORK_DIR,
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"tools",
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"GFH_Generator.exe")
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FOTA_Generator = join(FRAMEWORK_DIR,
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"tools",
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"FOTA_Generator.exe")
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def gen_bin_file(target, source, env):
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cmd = ["$OBJCOPY"]
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(target_firm, ) = target
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(target_elf, ) = source
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temp_firm = os.path.dirname(target_firm.get_abspath()) + "\\temp.bin"
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cmd.extend(["-O", "binary"])
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cmd.append(target_elf.get_abspath())
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cmd.append(temp_firm)
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env.Execute(env.VerboseAction(" ".join(cmd), "Elf to Binary"))
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cmd_gfh = [GFH_Generator]
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cmd_gfh.append(temp_firm)
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cmd_gfh.append(target_firm.get_abspath())
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env.Execute(env.VerboseAction(" ".join(cmd_gfh), "Adding GFH Header"))
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os.remove(temp_firm)
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# Setup ENV
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env.Append(
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ASFLAGS=["-x", "assembler-with-cpp"],
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CCFLAGS=[
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"-Os", # optimize for size
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"-g",
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"-march=armv5te",
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"-mfloat-abi=soft",
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"-fmessage-length=0",
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"-ffunction-sections", # place each function in its own section
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"-fdata-sections",
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"-fsigned-char",
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"-Wall",
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"-mthumb",
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"-mthumb-interwork",
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"-std=gnu11"
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],
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CXXFLAGS=[
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"-std=gnu++11",
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"-fno-rtti",
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"-fno-exceptions",
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"-fno-use-cxa-atexit",
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"-fno-threadsafe-statics"
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],
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CPPDEFINES=[
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("__BUFSIZ__", "512"),
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("__FILENAME_MAX__", "256")
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],
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CPPPATH=[
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join(FRAMEWORK_DIR, "include"),
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join(FRAMEWORK_DIR, "include", "ril")
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],
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LINKFLAGS=[
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"-march=armv5te",
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"-mthumb",
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"-mthumb-interwork",
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"-mfloat-abi=soft",
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"-Os",
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"-Wl,--gc-sections,--relax",
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"-nostartfiles",
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"-nostdlib",
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"-nostartfiles",
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"-nodefaultlibs"
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],
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LIBS=["siwisdk", "c", "gcc", "m"],
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LDSCRIPT_PATH=join(FRAMEWORK_DIR, "lib", "linkerscript.ld"),
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LIBPATH=[
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join(FRAMEWORK_DIR, "lib")
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],
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LIBSOURCE_DIRS=[join(FRAMEWORK_DIR, "libraries")],
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BUILDERS=dict(
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ElfToBin=Builder(
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action=env.VerboseAction(gen_bin_file, "Generating $TARGET"),
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suffix=".bin"
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),
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BinToFOTA=Builder(
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action=env.VerboseAction(" ".join([
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FOTA_Generator,
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"$SOURCES",
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"$TARGET"
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]), "Creating FOTA firmware $TARGET"),
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suffix=".bin"
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)
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)
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)
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if board.get("build.newlib") == "nano":
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env.Append(
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LINKFLAGS=[
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"--specs=nano.specs",
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"-u _printf_float",
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"-u _scanf_float",
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"--specs=nosys.specs"
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]
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)
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# copy CCFLAGS to ASFLAGS (-x assembler-with-cpp mode)
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env.Append(ASFLAGS=env.get("CCFLAGS", [])[:])
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def load_siwilib_debug():
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for i, libs in enumerate(env["LIBS"]):
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if libs == "siwisdk":
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env["LIBS"][i] = "siwisdk_debug"
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if board.get("build.siwilib") == "debug":
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load_siwilib_debug()
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if env.GetBuildType() == "debug":
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load_siwilib_debug()

‎builder/main.py‎

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# Copyright 2020 SiWi Embedded Solutions Pvt. Ltd.
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#
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# SPDX-License-Identifier: MIT
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#
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import sys
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from platform import system
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from os import makedirs
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from os.path import basename, isdir, join
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from SCons.Script import (ARGUMENTS, COMMAND_LINE_TARGETS, AlwaysBuild,
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Builder, Default, DefaultEnvironment)
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env = DefaultEnvironment()
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platform = env.PioPlatform()
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board = env.BoardConfig()
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env.Replace(
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AR="arm-none-eabi-ar",
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AS="arm-none-eabi-as",
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CC="arm-none-eabi-gcc",
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CXX="arm-none-eabi-g++",
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GDB="arm-none-eabi-gdb",
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OBJCOPY="arm-none-eabi-objcopy",
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RANLIB="arm-none-eabi-ranlib",
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SIZETOOL="arm-none-eabi-size",
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ARFLAGS=["rc"],
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SIZEPROGREGEXP=r"^(?:\.text|\.data|\.rodata|\.text.align|\.ARM.exidx|\.ARM.extab|\.ll|\.initdata)\s+(\d+).*",
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SIZEDATAREGEXP=r"^(?:\.data|\.bss|\.noinit)\s+(\d+).*",
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SIZECHECKCMD="$SIZETOOL -A -d $SOURCES",
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SIZEPRINTCMD='$SIZETOOL -B -d $SOURCES',
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PROGSUFFIX=".elf",
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SIWIFLASHER=join(platform.get_package_dir(
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"tool-siwiflasher") or "", "siwiflasher"),
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REFLASH_FLAGS=[
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"-r"
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],
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REFLASH_CMD='"$SIWIFLASHER" $REFLASH_FLAGS'
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)
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# Allow user to override via pre:script
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if env.get("PROGNAME", "program") == "program":
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env.Replace(PROGNAME="firmware")
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#
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# Target: Build executable and linkable firmware
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#
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target_elf = None
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if "nobuild" in COMMAND_LINE_TARGETS:
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target_elf = join("$BUILD_DIR", "${PROGNAME}.elf")
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target_firm = join("$BUILD_DIR", "${PROGNAME}.bin")
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target_firm_fota = join("$BUILD_DIR", "fota_${PROGNAME}.bin")
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else:
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target_elf = env.BuildProgram()
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target_firm = env.ElfToBin(join("$BUILD_DIR", "${PROGNAME}"), target_elf)
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target_firm_fota = env.BinToFOTA(
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join("$BUILD_DIR", "fota_${PROGNAME}"), target_firm)
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AlwaysBuild(env.Alias("nobuild", target_firm))
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target_buildprog = env.Alias("buildprog", target_firm, target_firm)
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#
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# Target: Build FOTA Binary
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#
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target_buildota = env.Alias("buildfota", target_firm_fota, target_firm_fota)
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AlwaysBuild(target_buildota)
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#
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# Target: Print binary size
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#
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target_size = env.Alias("size", target_elf, env.VerboseAction(
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"$SIZEPRINTCMD", "Calculating size $SOURCE"))
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AlwaysBuild(target_size)
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#
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# Target: Reflash core
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#
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AlwaysBuild(
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env.Alias("reflash", None, [
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env.VerboseAction("$REFLASH_CMD", "Reflashing core...")
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]))
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#
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# Target: Upload by default .bin file
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#
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env.Replace(
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UPLOADER="$SIWIFLASHER",
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UPLOADERFLAGS=[
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"-b", "$UPLOAD_SPEED",
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"-p", '"$UPLOAD_PORT"',
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],
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UPLOADCMD='"$UPLOADER" $UPLOADERFLAGS $SOURCE'
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)
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upload_source = target_firm
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upload_actions = [env.VerboseAction("$UPLOADCMD", "Uploading $SOURCE")]
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if env.subst("$UPLOAD_PORT") == "":
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env.Append(
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UPLOADERFLAGS=[
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"-u"
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],
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REFLASH_FLAGS=[
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"-u"
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]
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)
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AlwaysBuild(env.Alias("upload", upload_source, upload_actions))
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#
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# Setup default targets
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#
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Default([target_buildprog, target_buildota, target_size])

‎platform.json‎

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{
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"name": "siwigsm",
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"title": "SIWI GSM Platform",
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"description": "GSM development platform for MT2503 SoC.",
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"url": "http://siwi.in/",
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"homepage": "http://siwi.in",
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"license": {
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"type": "MIT",
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"url": "https://opensource.org/licenses/MIT"
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},
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"repository": {
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"type": "git",
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"url": "https://github.com/siwiembedded/siwigsm.git"
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},
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"version": "v0.1.0",
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"vendor": "SiWi Embedded Solutions Pvt. Ltd.",
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"packageRepositories": [
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"http://dl.platformio.org/packages/manifest.json"
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],
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"frameworks": {
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"siwisdk": {
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"package": "framework-siwisdk",
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"script": "builder/framework/siwisdk.py"
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}
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},
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"packages": {
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"toolchain-gccarmnoneeabi": {
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"type": "toolchain",
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"version": "1.80201.190214"
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},
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"framework-siwisdk": {
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"type": "framework",
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"version": "~0.0.0"
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},
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"tool-siwiflasher": {
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"type": "uploader",
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"version": "~1.0.0"
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}
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}
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}

‎platform.py‎

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# Copyright 2020 SiWi Embedded Solutions Pvt. Ltd.
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#
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# SPDX-License-Identifier: MIT
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#
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from platform import system
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from platformio.managers.platform import PlatformBase
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class SiwigsmPlatform(PlatformBase):
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def configure_default_packages(self, variables, target):
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return PlatformBase.configure_default_packages(self, variables,
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target)

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