LXR linux/arch/mips/sgi-ip27/ip27-klconfig.c

   1// SPDX-License-Identifier: GPL-2.0
   2/*
   3 * Copyright (C) 1999, 2000 Ralf Baechle (ralf@gnu.org)
   4 * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
   5 */
   6#include <linux/kernel.h>
   7#include <linux/sched.h>
   8#include <linux/interrupt.h>
   9#include <linux/kernel_stat.h>
  10#include <linux/param.h>
  11#include <linux/timex.h>
  12#include <linux/mm.h>
  13
  14#include <asm/sn/klconfig.h>
  15#include <asm/sn/arch.h>
  16#include <asm/sn/gda.h>
  17
  18klinfo_t *find_component(lboard_t *brd, klinfo_t *kli, unsigned char struct_type)
  19{
  20        int index, j;
  21
  22        if (kli == (klinfo_t *)NULL) {
  23                index = 0;
  24        } else {
  25                for (j = 0; j < KLCF_NUM_COMPS(brd); j++)
  26                        if (kli == KLCF_COMP(brd, j))
  27                                break;
  28                index = j;
  29                if (index == KLCF_NUM_COMPS(brd)) {
  30                        printk("find_component: Bad pointer: 0x%p\n", kli);
  31                        return (klinfo_t *)NULL;
  32                }
  33                index++;                /* next component */
  34        }
  35
  36        for (; index < KLCF_NUM_COMPS(brd); index++) {
  37                kli = KLCF_COMP(brd, index);
  38                if (KLCF_COMP_TYPE(kli) == struct_type)
  39                        return kli;
  40        }
  41
  42        /* Didn't find it. */
  43        return (klinfo_t *)NULL;
  44}
  45
  46klinfo_t *find_first_component(lboard_t *brd, unsigned char struct_type)
  47{
  48        return find_component(brd, (klinfo_t *)NULL, struct_type);
  49}
  50
  51lboard_t *find_lboard(lboard_t *start, unsigned char brd_type)
  52{
  53        /* Search all boards stored on this node. */
  54        while (start) {
  55                if (start->brd_type == brd_type)
  56                        return start;
  57                start = KLCF_NEXT(start);
  58        }
  59        /* Didn't find it. */
  60        return (lboard_t *)NULL;
  61}
  62
  63lboard_t *find_lboard_class(lboard_t *start, unsigned char brd_type)
  64{
  65        /* Search all boards stored on this node. */
  66        while (start) {
  67                if (KLCLASS(start->brd_type) == KLCLASS(brd_type))
  68                        return start;
  69                start = KLCF_NEXT(start);
  70        }
  71
  72        /* Didn't find it. */
  73        return (lboard_t *)NULL;
  74}
  75