stm32移植鸿蒙os,移植鸿蒙系统到STM32L476RG_NUCLEO开发板的一点小经验
template("gcc_toolchain") {
toolchain(target_name) {
assert(defined(invoker.cc), "gcc toolchain must specify a \"cc\" value")
assert(defined(invoker.cxx), "gcc toolchain must specify a \"cxx\" value")
assert(defined(invoker.ld), "gcc toolchain must specify a \"ld\" value")
assert(defined(invoker.ar), "gcc toolchain must specify a \"ar\" value")
assert(defined(invoker.as), "clang toolchain must specify a \"as\" value")
assert(defined(invoker.cp), "clang toolchain must specify a \"cp\" value")
ar = invoker.ar
as = invoker.as
cc = invoker.cc
cxx = invoker.cxx
ld = invoker.ld
cp = invoker.cp
need_strip = false
if(defined(invoker.strip)) {
strip = invoker.strip
need_strip = true
}
if (defined(invoker.extra_ldflags) && invoker.extra_ldflags != "") {
extra_ldflags = ""
} else {
extra_ldflags = ""
}
tool("cc") {
command = "$cc -c {{cflags}} {{defines}} {{include_dirs}} {{cflags_c}} " +
# "-MMD -MP -MF‘{{source_out_dir}}/{{source_name_part}}.d’ " +
# "-Wa,-a,-ad,-alms={{source_out_dir}}/{{source_name_part}}.lst " +
"{{source}} -o {{output}}"
depsformat = "gcc"
description = "cross compiler {{output}}"
outputs = [
"{{source_out_dir}}/{{source_name_part}}.o",
]
}
tool("cxx") {
depfile = "{{output}}.d"
command = "$cxx -c {{cflags}} {{defines}} {{include_dirs}} {{cflags_c}} " +
# "-MMD -MP -MF‘{{source_out_dir}}/{{source_name_part}}.d’ " +
# "-Wa,-a,-ad,-alms={{source_out_dir}}/{{source_name_part}}.lst " +
"{{source}} -o {{output}}"
depsformat = "gcc"
description = "CXX {{output}}"
outputs = [
"{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o",
]
}
tool("asm") {
depfile = "{{output}}.d"
command = "$as -c {{cflags}} {{defines}} {{include_dirs}} {{asmflags}} {{source}} {{cflags_c}} " +
"-o {{output}}"
depsformat = "gcc"
description = "cross compiler {{output}}"
outputs = [
"{{source_out_dir}}/{{source_name_part}}.o"
]
}
tool("alink") {
outfile = "{{output_dir}}/{{target_output_name}}{{output_extension}}"
rspfile = "{{output}}.rsp"
rspfile_content = "{{inputs}}"
command = "$ar cr {{output}} @\"$rspfile\""
description = "AR {{output}}"
outputs = [
outfile
]
default_output_dir = "{{root_out_dir}}/libs"
default_output_extension = ".a"
output_prefix = "lib"
}
tool("link") {
outfile = "{{output_dir}}/bin/{{target_output_name}}.elf"
rspfile = "$outfile.rsp"
command = "$ld {{inputs}} {{ldflags}} $extra_ldflags -specs=nano.specs " +
# set ld file patch in vendor path
"-lc -lm -lnosys {{libs}} -Wl,-Map={{target_output_name}}.map,--cref " +
"-Wl,--gc-sections -o $outfile "
if(need_strip) {
command += "&& $cp -O binary -S $outfile {{output_dir}}/bin/{{target_output_name}}.bin"
}
description = "LINK $outfile"
default_output_dir = "{{root_out_dir}}"
rspfile_content = "{{inputs}}"
outputs = [
outfile
]
}
tool("stamp") {
if (host_os == "win") {
command = "cmd /c type nul > \"{{output}}\""
} else {
command = "/usr/bin/touch {{output}}"
}
description = "STAMP {{output}}"
}
tool("copy") {
command = "$cp -O binary -S {{source}} {{output}}.bin && echo $strip"
description = "COPY {{source}} {{output}}"
}
}