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
  18#ifdef CONFIG_ZORRO_NAMES
  19
  20struct zorro_prod_info {
  21        __u16 prod;
  22        unsigned short seen;
  23        const char *name;
  24};
  25
  26struct zorro_manuf_info {
  27        __u16 manuf;
  28        unsigned short nr;
  29        const char *name;
  30        struct zorro_prod_info *prods;
  31};
  32
  33/*
  34 * This is ridiculous, but we want the strings in
  35 * the .init section so that they don't take up
  36 * real memory.. Parse the same file multiple times
  37 * to get all the info.
  38 */
  39#define MANUF( manuf, name )            static char __manufstr_##manuf[] __initdata = name;
  40#define ENDMANUF()
  41#define PRODUCT( manuf, prod, name )    static char __prodstr_##manuf##prod[] __initdata = name;
  42#include "devlist.h"
  43
  44
  45#define MANUF( manuf, name )            static struct zorro_prod_info __prods_##manuf[] __initdata = {
  46#define ENDMANUF()                      };
  47#define PRODUCT( manuf, prod, name )    { 0x##prod, 0, __prodstr_##manuf##prod },
  48#include "devlist.h"
  49
  50static struct zorro_manuf_info __initdata zorro_manuf_list[] = {
  51#define MANUF( manuf, name )            { 0x##manuf, sizeof(__prods_##manuf) / sizeof(struct zorro_prod_info), __manufstr_##manuf, __prods_##manuf },
  52#define ENDMANUF()
  53#define PRODUCT( manuf, prod, name )
  54#include "devlist.h"
  55};
  56
  57#define MANUFS (sizeof(zorro_manuf_list)/sizeof(struct zorro_manuf_info))
  58
  59void __init zorro_name_device(struct zorro_dev *dev)
  60{
  61        const struct zorro_manuf_info *manuf_p = zorro_manuf_list;
  62        int i = MANUFS;
  63        char *name = dev->name;
  64
  65        do {
  66                if (manuf_p->manuf == ZORRO_MANUF(dev->id))
  67                        goto match_manuf;
  68                manuf_p++;
  69        } while (--i);
  70
  71        /* Couldn't find either the manufacturer nor the product */
  72        sprintf(name, "Zorro device %08x", dev->id);
  73        return;
  74
  75        match_manuf: {
  76                struct zorro_prod_info *prod_p = manuf_p->prods;
  77                int i = manuf_p->nr;
  78
  79                while (i > 0) {
  80                        if (prod_p->prod ==
  81                            ((ZORRO_PROD(dev->id)<<8) | ZORRO_EPC(dev->id)))
  82                                goto match_prod;
  83                        prod_p++;
  84                        i--;
  85                }
  86
  87                /* Ok, found the manufacturer, but unknown product */
  88                sprintf(name, "Zorro device %08x (%s)", dev->id, manuf_p->name);
  89                return;
  90
  91                /* Full match */
  92                match_prod: {
  93                        char *n = name + sprintf(name, "%s %s", manuf_p->name, prod_p->name);
  94                        int nr = prod_p->seen + 1;
  95                        prod_p->seen = nr;
  96                        if (nr > 1)
  97                                sprintf(n, " (#%d)", nr);
  98                }
  99        }
 100}
 101
 102#else
 103
 104void __init zorro_name_device(struct zorro_dev *dev)
 105{
 106}
 107
 108#endif
 109