mirror of
https://github.com/raspberrypi/pico-sdk.git
synced 2026-03-14 21:19:43 +01:00
Add scripts to bazel build
Use new include_linker_script_dir and use_linker_script_file functions to add the linker arguments
This commit is contained in:
William Vinnicombe
parent
ce69db060a
commit
988d8169db
6 changed files with 244 additions and 14 deletions
49
bazel/util/pico_linker_scripts.bzl
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49
bazel/util/pico_linker_scripts.bzl
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@ -0,0 +1,49 @@
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load("@bazel_tools//tools/cpp:toolchain_utils.bzl", "use_cpp_toolchain")
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def _include_linker_script_dir_impl(ctx):
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link_include_dir = str(ctx.label.package)
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depset_direct = ["-L" + str(link_include_dir)]
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if len(ctx.files.use_scripts):
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for script in ctx.files.use_scripts:
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depset_direct.append("-T" + str(script.path))
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linking_inputs = cc_common.create_linker_input(
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owner = ctx.label,
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user_link_flags = depset(
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direct = depset_direct,
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),
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)
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return [
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CcInfo(linking_context = cc_common.create_linking_context(linker_inputs = depset(direct = [linking_inputs]))),
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]
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include_linker_script_dir = rule(
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implementation = _include_linker_script_dir_impl,
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attrs = {
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"use_scripts": attr.label_list(allow_files = [".ld"]),
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},
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toolchains = use_cpp_toolchain(),
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fragments = ["cpp"],
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)
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def _use_linker_script_file_impl(ctx):
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link_file = ctx.file.script.path
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linking_inputs = cc_common.create_linker_input(
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owner = ctx.label,
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user_link_flags = depset(
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direct = ["-T" + str(link_file)],
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),
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)
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return [
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CcInfo(linking_context = cc_common.create_linking_context(linker_inputs = depset(direct = [linking_inputs]))),
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]
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use_linker_script_file = rule(
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implementation = _use_linker_script_file_impl,
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attrs = {
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"script": attr.label(mandatory = True, allow_single_file = [".ld"]),
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},
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toolchains = use_cpp_toolchain(),
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fragments = ["cpp"],
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)
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@ -2,6 +2,8 @@ load("@rules_cc//cc:cc_library.bzl", "cc_library")
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package(default_visibility = ["//visibility:public"])
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load("//bazel/util:pico_linker_scripts.bzl", "use_linker_script_file")
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exports_files(
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[
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"memmap_blocked_ram.ld",
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@ -11,6 +13,26 @@ exports_files(
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],
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)
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use_linker_script_file(
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name = "memmap_default_args",
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script = "memmap_default.ld",
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)
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use_linker_script_file(
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name = "memmap_blocked_ram_args",
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script = "memmap_blocked_ram.ld",
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)
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use_linker_script_file(
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name = "memmap_copy_to_ram_args",
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script = "memmap_copy_to_ram.ld",
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)
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use_linker_script_file(
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name = "memmap_no_flash_args",
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script = "memmap_no_flash.ld",
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)
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# It's possible to set linker scripts globally or on a per-binary basis.
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#
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# Setting globally:
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@ -22,12 +44,14 @@ exports_files(
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# * Manually add your desired linker script to each cc_binary.
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cc_library(
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name = "default_linker_script",
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linkopts = ["-T$(location memmap_default.ld)"],
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target_compatible_with = ["//bazel/constraint:rp2040"],
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deps = [
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"memmap_default.ld",
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"//src/rp2_common/pico_crt0:no_warn_rwx_flag",
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"//src/rp2_common/pico_crt0/rp2040/scripts:rp2040_linker_scripts",
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"//src/rp2_common/pico_standard_link/scripts:rp2_linker_scripts",
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"//src/rp2_common/pico_standard_link:default_flash_region",
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"memmap_default.ld",
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"memmap_default_args",
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],
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)
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@ -35,12 +59,14 @@ cc_library(
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cc_library(
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name = "blocked_ram_linker_script",
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defines = ["PICO_USE_BLOCKED_RAM=1"],
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linkopts = ["-T$(location memmap_blocked_ram.ld)"],
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target_compatible_with = ["//bazel/constraint:rp2040"],
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deps = [
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"memmap_blocked_ram.ld",
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"//src/rp2_common/pico_crt0:no_warn_rwx_flag",
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"//src/rp2_common/pico_crt0/rp2040/scripts:rp2040_linker_scripts",
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"//src/rp2_common/pico_standard_link/scripts:rp2_linker_scripts",
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"//src/rp2_common/pico_standard_link:default_flash_region",
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"memmap_blocked_ram.ld",
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"memmap_blocked_ram_args",
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],
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)
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@ -48,12 +74,14 @@ cc_library(
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cc_library(
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name = "copy_to_ram_linker_script",
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defines = ["PICO_COPY_TO_RAM=1"],
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linkopts = ["-T$(location memmap_copy_to_ram.ld)"],
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target_compatible_with = ["//bazel/constraint:rp2040"],
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deps = [
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"memmap_copy_to_ram.ld",
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"//src/rp2_common/pico_crt0:no_warn_rwx_flag",
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"//src/rp2_common/pico_crt0/rp2040/scripts:rp2040_linker_scripts",
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"//src/rp2_common/pico_standard_link/scripts:rp2_linker_scripts",
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"//src/rp2_common/pico_standard_link:default_flash_region",
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"memmap_copy_to_ram.ld",
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"memmap_copy_to_ram_args",
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],
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)
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@ -61,10 +89,12 @@ cc_library(
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cc_library(
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name = "no_flash_linker_script",
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defines = ["PICO_NO_FLASH=1"],
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linkopts = ["-T$(location memmap_no_flash.ld)"],
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target_compatible_with = ["//bazel/constraint:rp2040"],
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deps = [
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"memmap_no_flash.ld",
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"//src/rp2_common/pico_crt0:no_warn_rwx_flag",
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"//src/rp2_common/pico_crt0/rp2040/scripts:rp2040_linker_scripts",
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"//src/rp2_common/pico_standard_link/scripts:rp2_linker_scripts",
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"memmap_no_flash.ld",
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"memmap_no_flash_args",
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],
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)
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31
src/rp2_common/pico_crt0/rp2040/scripts/BUILD.bazel
Normal file
31
src/rp2_common/pico_crt0/rp2040/scripts/BUILD.bazel
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@ -0,0 +1,31 @@
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package(default_visibility = ["//visibility:public"])
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load("//bazel/util:pico_linker_scripts.bzl", "include_linker_script_dir")
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exports_files(
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[
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"default_locations.ld",
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"section_copy_to_ram_text.ld",
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"section_default_text.ld",
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"section_no_flash_text.ld",
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"section_platform_end.ld",
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]
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)
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include_linker_script_dir(
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name = "rp2040_linker_script_args",
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use_scripts = ["default_locations.ld"],
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)
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cc_library(
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name = "rp2040_linker_scripts",
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target_compatible_with = ["//bazel/constraint:rp2040"],
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deps = [
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"default_locations.ld",
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"section_copy_to_ram_text.ld",
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"section_default_text.ld",
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"section_no_flash_text.ld",
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"section_platform_end.ld",
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"rp2040_linker_script_args",
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],
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)
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@ -2,6 +2,8 @@ load("@rules_cc//cc:cc_library.bzl", "cc_library")
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package(default_visibility = ["//visibility:public"])
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load("//bazel/util:pico_linker_scripts.bzl", "use_linker_script_file")
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exports_files(
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[
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"memmap_copy_to_ram.ld",
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@ -10,6 +12,26 @@ exports_files(
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],
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)
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use_linker_script_file(
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name = "memmap_default_args",
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script = "memmap_default.ld",
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)
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use_linker_script_file(
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name = "memmap_blocked_ram_args",
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script = "memmap_blocked_ram.ld",
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)
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use_linker_script_file(
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name = "memmap_copy_to_ram_args",
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script = "memmap_copy_to_ram.ld",
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)
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use_linker_script_file(
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name = "memmap_no_flash_args",
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script = "memmap_no_flash.ld",
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)
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# It's possible to set linker scripts globally or on a per-binary basis.
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#
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# Setting globally:
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@ -21,12 +43,14 @@ exports_files(
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# * Manually add your desired linker script to each cc_binary.
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cc_library(
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name = "default_linker_script",
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linkopts = ["-T$(location memmap_default.ld)"],
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target_compatible_with = ["//bazel/constraint:rp2350"],
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deps = [
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"memmap_default.ld",
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"//src/rp2_common/pico_crt0:no_warn_rwx_flag",
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"//src/rp2_common/pico_crt0/rp2350/scripts:rp2350_linker_scripts",
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"//src/rp2_common/pico_standard_link/scripts:rp2_linker_scripts",
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"//src/rp2_common/pico_standard_link:default_flash_region",
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"memmap_default.ld",
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"memmap_default_args",
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],
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)
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@ -34,12 +58,14 @@ cc_library(
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cc_library(
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name = "copy_to_ram_linker_script",
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defines = ["PICO_COPY_TO_RAM=1"],
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linkopts = ["-T$(location memmap_copy_to_ram.ld)"],
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target_compatible_with = ["//bazel/constraint:rp2350"],
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deps = [
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"memmap_copy_to_ram.ld",
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"//src/rp2_common/pico_crt0:no_warn_rwx_flag",
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"//src/rp2_common/pico_crt0/rp2350/scripts:rp2350_linker_scripts",
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"//src/rp2_common/pico_standard_link/scripts:rp2_linker_scripts",
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"//src/rp2_common/pico_standard_link:default_flash_region",
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"memmap_copy_to_ram.ld",
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"memmap_copy_to_ram_args",
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],
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)
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@ -47,10 +73,12 @@ cc_library(
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cc_library(
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name = "no_flash_linker_script",
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defines = ["PICO_NO_FLASH=1"],
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linkopts = ["-T$(location memmap_no_flash.ld)"],
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target_compatible_with = ["//bazel/constraint:rp2350"],
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deps = [
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"memmap_no_flash.ld",
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"//src/rp2_common/pico_crt0:no_warn_rwx_flag",
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"//src/rp2_common/pico_crt0/rp2350/scripts:rp2350_linker_scripts",
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"//src/rp2_common/pico_standard_link/scripts:rp2_linker_scripts",
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"memmap_no_flash.ld",
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"memmap_no_flash_args",
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],
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)
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31
src/rp2_common/pico_crt0/rp2350/scripts/BUILD.bazel
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31
src/rp2_common/pico_crt0/rp2350/scripts/BUILD.bazel
Normal file
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@ -0,0 +1,31 @@
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package(default_visibility = ["//visibility:public"])
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load("//bazel/util:pico_linker_scripts.bzl", "include_linker_script_dir")
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exports_files(
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[
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"default_locations.ld",
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"section_copy_to_ram_text.ld",
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"section_default_text.ld",
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"section_no_flash_text.ld",
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"section_platform_end.ld",
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]
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)
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include_linker_script_dir(
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name = "rp2350_linker_script_args",
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use_scripts = ["default_locations.ld"],
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)
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cc_library(
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name = "rp2350_linker_scripts",
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target_compatible_with = ["//bazel/constraint:rp2350"],
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deps = [
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"default_locations.ld",
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"section_copy_to_ram_text.ld",
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"section_default_text.ld",
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"section_no_flash_text.ld",
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"section_platform_end.ld",
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"rp2350_linker_script_args",
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],
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)
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61
src/rp2_common/pico_standard_link/scripts/BUILD.bazel
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61
src/rp2_common/pico_standard_link/scripts/BUILD.bazel
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@ -0,0 +1,61 @@
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load("//bazel:defs.bzl", "compatible_with_rp2")
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load("//bazel/util:pico_linker_scripts.bzl", "include_linker_script_dir")
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package(default_visibility = ["//visibility:public"])
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exports_files(
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[
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"memory_aliases_default.ld",
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"memory_aliases_no_flash.ld",
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"memory_flash.ld",
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"memory_ram.ld",
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"memory_scratch.ld",
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"memory_xip_ram.ld",
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"section_copy_to_ram_data.ld",
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"section_default_data.ld",
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"section_end.ld",
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"section_flash_end.ld",
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"section_heap.ld",
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"section_no_flash_data.ld",
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"sections_copy_to_ram.ld",
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"section_scratch.ld",
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"sections_default.ld",
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"sections_no_flash.ld",
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"set_memory_locations.ld",
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"rp2_common/memmap_default.ld",
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"rp2_common/memmap_no_flash.ld",
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"rp2_common/memmap_copy_to_ram.ld",
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]
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)
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include_linker_script_dir(
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name = "rp2_linker_script_args",
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)
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cc_library(
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name = "rp2_linker_scripts",
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target_compatible_with = compatible_with_rp2(),
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deps = [
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"rp2_linker_script_args",
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"memory_aliases_default.ld",
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"memory_aliases_no_flash.ld",
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"memory_flash.ld",
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"memory_ram.ld",
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"memory_scratch.ld",
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"memory_xip_ram.ld",
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"section_copy_to_ram_data.ld",
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"section_default_data.ld",
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"section_end.ld",
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"section_flash_end.ld",
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"section_heap.ld",
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"section_no_flash_data.ld",
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"sections_copy_to_ram.ld",
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"section_scratch.ld",
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"sections_default.ld",
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"sections_no_flash.ld",
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"set_memory_locations.ld",
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"rp2_common/memmap_default.ld",
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"rp2_common/memmap_no_flash.ld",
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"rp2_common/memmap_copy_to_ram.ld",
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],
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)
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