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- load("//build/kernel/kleaf:kernel.bzl", "ddk_module", "ddk_submodule")
- load("//build/bazel_common_rules/dist:dist.bzl", "copy_to_dist_dir")
- def _register_module_to_map(module_map, name, path, config_option, srcs, deps):
- module = struct(
- name = name,
- path = path,
- srcs = srcs,
- config_option = config_option,
- deps = deps,
- )
- module_map[name] = module
- def _get_kernel_build_options(modules, config_options):
- all_options = {option: True for option in config_options}
- all_options = all_options | {module.config_option: True for module in modules if module.config_option}
- return all_options
- def _get_kernel_build_module_srcs(module, options, formatter):
- srcs = module.srcs
- print("srcs = ", srcs)
- module_path = "{}/".format(module.path) if module.path else ""
- globbed_srcs = native.glob(["{}{}".format(module_path, formatter(src)) for src in srcs])
- return globbed_srcs
- def mmrm_driver_modules_entry(hdrs = []):
- module_map = {}
- def register(name, path = None, config_option = None, srcs = [], deps = []):
- _register_module_to_map(module_map, name, path, config_option, srcs, deps)
- return struct(
- register = register,
- get = module_map.get,
- hdrs = hdrs,
- module_map = module_map
- )
- def define_target_variant_modules(target, variant, registry, modules, config_options = []):
- kernel_build = "{}_{}".format(target, variant)
- kernel_build_label = "//msm-kernel:{}".format(kernel_build)
- modules = [registry.get(module_name) for module_name in modules]
- options = _get_kernel_build_options(modules, config_options)
- build_print = lambda message : print("{}: {}".format(kernel_build, message))
- formatter = lambda s : s.replace("%b", kernel_build).replace("%t", target)
- all_module_rules = []
- for module in modules:
- rule_name = "{}_{}".format(kernel_build, module.name)
- module_srcs = _get_kernel_build_module_srcs(module, options, formatter)
- if not module_srcs:
- continue
- ddk_submodule(
- name = rule_name,
- srcs = module_srcs,
- out = "{}.ko".format(module.name),
- deps = ["//msm-kernel:all_headers"] + registry.hdrs,
- local_defines = options.keys()
- )
- all_module_rules.append(rule_name)
- ddk_module(
- name = "{}_mmrm_driver".format(kernel_build),
- kernel_build = kernel_build_label,
- deps = all_module_rules,
- )
- copy_to_dist_dir(
- name = "{}_mmrm_driver_dist".format(kernel_build),
- data = [":{}_mmrm_driver".format(kernel_build)],
- dist_dir = "out/target/product/{}/dlkm/lib/modules/".format(target),
- flat = True,
- wipe_dist_dir = False,
- allow_duplicate_filenames = False,
- mode_overrides = {"**/*": "644"},
- log = "info",
- )
- def define_consolidate_gki_modules(target, registry, modules, config_options = []):
- define_target_variant_modules(target, "consolidate", registry, modules, config_options)
- define_target_variant_modules(target, "gki", registry, modules, config_options)
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