LXR linux/drivers/zorro/names.c

   1/*
   2 *      Zorro Device Name Tables
   3 *
   4 *      Copyright (C) 1999--2000 Geert Uytterhoeven
   5 *
   6 *      Based on the PCI version:
   7 *
   8 *      Copyright 1992--1999 Drew Eckhardt, Frederic Potter,
   9 *      David Mosberger-Tang, Martin Mares
  10 */
  11
  12#include <linux/init.h>
  13#include <linux/kernel.h>
  14#include <linux/types.h>
  15#include <linux/zorro.h>
  16
  17
  18struct zorro_prod_info {
  19        __u16 prod;
  20        unsigned short seen;
  21        const char *name;
  22};
  23
  24struct zorro_manuf_info {
  25        __u16 manuf;
  26        unsigned short nr;
  27        const char *name;
  28        struct zorro_prod_info *prods;
  29};
  30
  31/*
  32 * This is ridiculous, but we want the strings in
  33 * the .init section so that they don't take up
  34 * real memory.. Parse the same file multiple times
  35 * to get all the info.
  36 */
  37#define MANUF( manuf, name )            static char __manufstr_##manuf[] __initdata = name;
  38#define ENDMANUF()
  39#define PRODUCT( manuf, prod, name )    static char __prodstr_##manuf##prod[] __initdata = name;
  40#include "devlist.h"
  41
  42
  43#define MANUF( manuf, name )            static struct zorro_prod_info __prods_##manuf[] __initdata = {
  44#define ENDMANUF()                      };
  45#define PRODUCT( manuf, prod, name )    { 0x##prod, 0, __prodstr_##manuf##prod },
  46#include "devlist.h"
  47
  48static struct zorro_manuf_info __initdata zorro_manuf_list[] = {
  49#define MANUF( manuf, name )            { 0x##manuf, ARRAY_SIZE(__prods_##manuf), __manufstr_##manuf, __prods_##manuf },
  50#define ENDMANUF()
  51#define PRODUCT( manuf, prod, name )
  52#include "devlist.h"
  53};
  54
  55#define MANUFS ARRAY_SIZE(zorro_manuf_list)
  56
  57void __init zorro_name_device(struct zorro_dev *dev)
  58{
  59        const struct zorro_manuf_info *manuf_p = zorro_manuf_list;
  60        int i = MANUFS;
  61        char *name = dev->name;
  62
  63        do {
  64                if (manuf_p->manuf == ZORRO_MANUF(dev->id))
  65                        goto match_manuf;
  66                manuf_p++;
  67        } while (--i);
  68
  69        /* Couldn't find either the manufacturer nor the product */
  70        return;
  71
  72        match_manuf: {
  73                struct zorro_prod_info *prod_p = manuf_p->prods;
  74                int i = manuf_p->nr;
  75
  76                while (i > 0) {
  77                        if (prod_p->prod ==
  78                            ((ZORRO_PROD(dev->id)<<8) | ZORRO_EPC(dev->id)))
  79                                goto match_prod;
  80                        prod_p++;
  81                        i--;
  82                }
  83
  84                /* Ok, found the manufacturer, but unknown product */
  85                sprintf(name, "Zorro device %08x (%s)", dev->id, manuf_p->name);
  86                return;
  87
  88                /* Full match */
  89                match_prod: {
  90                        char *n = name + sprintf(name, "%s %s", manuf_p->name, prod_p->name);
  91                        int nr = prod_p->seen + 1;
  92                        prod_p->seen = nr;
  93                        if (nr > 1)
  94                                sprintf(n, " (#%d)", nr);
  95                }
  96        }
  97}
  98