drivers/base/init.c

Source file repositories/reference/linux-study-clean/drivers/base/init.c

File Facts

System
Linux kernel
Corpus path
drivers/base/init.c
Extension
.c
Size
916 bytes
Lines
45
Domain
Driver Families
Bucket
drivers/base
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2002-3 Patrick Mochel
 * Copyright (c) 2002-3 Open Source Development Labs
 */

#include <linux/device.h>
#include <linux/init.h>
#include <linux/memory.h>
#include <linux/of.h>
#include <linux/backing-dev.h>

#include "base.h"

/**
 * driver_init - initialize driver model.
 *
 * Call the driver model init functions to initialize their
 * subsystems. Called early from init/main.c.
 */
void __init driver_init(void)
{
	/* These are the core pieces */
	bdi_init(&noop_backing_dev_info);
	devtmpfs_init();
	devices_init();
	buses_init();
	classes_init();
	firmware_init();
	hypervisor_init();

	/* These are also core pieces, but must come after the
	 * core core pieces.
	 */
	faux_bus_init();
	of_core_init();
	software_node_init();
	platform_bus_init();
	auxiliary_bus_init();
	memory_dev_init();
	node_dev_init();
	cpu_dev_init();
	container_dev_init();
}

Annotation

Implementation Notes