d70a892841
Add support for modules to be built with Bazel for pineapple and kalama. Create generic module registering system for multiple targets. Change-Id: Ib92e4e6b8eaf022d9ba4f66f149c14228238ae21 Signed-off-by: Eric Rosas <quic_erosas@quicinc.com>
104 lines
3.8 KiB
Python
104 lines
3.8 KiB
Python
load("//build/bazel_common_rules/dist:dist.bzl", "copy_to_dist_dir")
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load("//build/kernel/kleaf:kernel.bzl", "kernel_module",
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"kernel_modules_install",
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"ddk_module",
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"ddk_submodule")
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def _create_module_conditional_src_map(conditional_srcs):
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processed_conditional_srcs = {}
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for conditional_src_name in conditional_srcs:
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conditional_src = conditional_srcs[conditional_src_name]
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if type(conditional_src) == "list":
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processed_conditional_srcs[conditional_src_name] = { True: conditional_src }
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else:
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processed_conditional_srcs[conditional_src_name] = conditional_src
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return processed_conditional_srcs
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def _get_module_srcs(module, options, formatter):
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srcs = [] + module.srcs
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module_path = "{}/".format(module.path) if module.path else ""
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for option in module.conditional_srcs:
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is_option_enabled = option in options
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srcs.extend(module.conditional_srcs[option].get(is_option_enabled, []))
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return ["{}{}".format(module_path, formatter(src)) for src in srcs]
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def _combine_target_module_options(modules, config_options):
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all_options = {option: True for option in config_options}
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all_options = all_options | {module.config_option: True for module in modules if module.config_option}
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return all_options
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def create_module_registry(hdrs = []):
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module_map = {}
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def register(name, path = None, config_option = None, srcs = [], conditional_srcs = {}, deps = []):
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module_map[name] = struct(
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name = name,
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path = path,
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srcs = srcs,
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conditional_srcs = _create_module_conditional_src_map(conditional_srcs),
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config_option = config_option,
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deps = deps,
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)
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return struct(
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module_map = module_map,
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hdrs = hdrs,
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register = register,
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get = module_map.get,
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)
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def define_target_modules(target, variant, registry, modules, config_options = []):
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formatter = lambda s : s.replace("%t", target)\
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.replace("%v", variant)\
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.replace("%b", "{}_{}".format(target, variant))
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kernel_build = "{}_{}".format(target, variant)
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kernel_build_label = "//msm-kernel:{}".format(kernel_build)
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modules = [registry.get(module_name) for module_name in modules]
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options = _combine_target_module_options(modules, config_options)
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headers = ["//msm-kernel:all_headers"] + registry.hdrs
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all_module_rules = []
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for module in modules:
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rule_name = "{}_{}".format(kernel_build, module.name)
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srcs = _get_module_srcs(module, options, formatter)
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deps = headers + [formatter(dep) for dep in module.deps]
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if not srcs:
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continue
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ddk_submodule(
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name = rule_name,
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srcs = srcs,
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out = "{}.ko".format(module.name),
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deps = deps,
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local_defines = options.keys(),
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)
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all_module_rules.append(rule_name)
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ddk_module(
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name = "{}_modules".format(kernel_build),
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kernel_build = kernel_build_label,
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deps = all_module_rules
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)
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copy_to_dist_dir(
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name = "{}_modules_dist".format(kernel_build),
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data = [":{}_modules".format(kernel_build)],
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dist_dir = "out/target/product/{}/dlkm/lib/modules/".format(target),
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flat = True,
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wipe_dist_dir = False,
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allow_duplicate_filenames = False,
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mode_overrides = {"**/*": "644"},
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log = "info"
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)
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def define_consolidate_gki_modules(target, registry, modules, config_options = []):
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define_target_modules(target, "consolidate", registry, modules, config_options)
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define_target_modules(target, "gki", registry, modules, config_options) |