arch/m68k/sun3/prom/init.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * init.c:  Initialize internal variables used by the PROM
   4  *          library functions.
   5  *
   6  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
   7  */
   8
   9 #include <linux/kernel.h>
  10 #include <linux/init.h>
  11
  12 #include <asm/openprom.h>
  13 #include <asm/oplib.h>
  14
  15 struct linux_romvec *romvec;
  16 enum prom_major_version prom_vers;
  17 unsigned int prom_rev, prom_prev;
  18
  19 /* The root node of the prom device tree. */
  20 int prom_root_node;
  21
  22 /* Pointer to the device tree operations structure. */
  23 struct linux_nodeops *prom_nodeops;
  24
  25 /* You must call prom_init() before you attempt to use any of the
  26  * routines in the prom library.
  27  * It gets passed the pointer to the PROM vector.
  28  */
  29
  30 void __init prom_init(struct linux_romvec *rp)
  31 {
  32         romvec = rp;
  33
  34         /* Initialization successful. */
  35         return;
  36 }