LXR linux/arch/microblaze/kernel/prom.c

   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 * Procedures for creating, accessing and interpreting the device tree.
   4 *
   5 * Paul Mackerras       August 1996.
   6 * Copyright (C) 1996-2005 Paul Mackerras.
   7 *
   8 *  Adapted for 64bit PowerPC by Dave Engebretsen and Peter Bergner.
   9 *    {engebret|bergner}@us.ibm.com
  10 */
  11
  12#include <linux/kernel.h>
  13#include <linux/string.h>
  14#include <linux/memblock.h>
  15#include <linux/of_fdt.h>
  16
  17void __init early_init_devtree(void *params)
  18{
  19        pr_debug(" -> early_init_devtree(%p)\n", params);
  20
  21        early_init_dt_scan(params);
  22        if (!strlen(boot_command_line))
  23                strlcpy(boot_command_line, cmd_line, COMMAND_LINE_SIZE);
  24
  25        memblock_allow_resize();
  26
  27        pr_debug("Phys. mem: %lx\n", (unsigned long) memblock_phys_mem_size());
  28
  29        pr_debug(" <- early_init_devtree()\n");
  30}
  31