LXR linux-old/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/config.h>
  13#include <linux/init.h>
  14#include <linux/kernel.h>
  15#include <linux/types.h>
  16#include <linux/zorro.h>
  17
  18
  19#ifdef CONFIG_ZORRO_NAMES
  20
  21struct zorro_prod_info {
  22        __u16 prod;
  23        unsigned short seen;
  24        const char *name;
  25};
  26
  27struct zorro_manuf_info {
  28        __u16 manuf;
  29        unsigned short nr;
  30        const char *name;
  31        struct zorro_prod_info *prods;
  32};
  33
  34/*
  35 * This is ridiculous, but we want the strings in
  36 * the .init section so that they don't take up
  37 * real memory.. Parse the same file multiple times
  38 * to get all the info.
  39 */
  40#define MANUF( manuf, name )            static char __manufstr_##manuf[] __initdata = name;
  41#define ENDMANUF()
  42#define PRODUCT( manuf, prod, name )    static char __prodstr_##manuf##prod[] __initdata = name;
  43#include "devlist.h"
  44
  45
  46#define MANUF( manuf, name )            static struct zorro_prod_info __prods_##manuf[] __initdata = {
  47#define ENDMANUF()                      };
  48#define PRODUCT( manuf, prod, name )    { 0x##prod, 0, __prodstr_##manuf##prod },
  49#include "devlist.h"
  50
  51static struct zorro_manuf_info __initdata zorro_manuf_list[] = {
  52#define MANUF( manuf, name )            { 0x##manuf, sizeof(__prods_##manuf) / sizeof(struct zorro_prod_info), __manufstr_##manuf, __prods_##manuf },
  53#define ENDMANUF()
  54#define PRODUCT( manuf, prod, name )
  55#include "devlist.h"
  56};
  57
  58#define MANUFS (sizeof(zorro_manuf_list)/sizeof(struct zorro_manuf_info))
  59
  60void __init zorro_name_device(struct zorro_dev *dev)
  61{
  62        const struct zorro_manuf_info *manuf_p = zorro_manuf_list;
  63        int i = MANUFS;
  64        char *name = dev->name;
  65
  66        do {
  67                if (manuf_p->manuf == ZORRO_MANUF(dev->id))
  68                        goto match_manuf;
  69                manuf_p++;
  70        } while (--i);
  71
  72        /* Couldn't find either the manufacturer nor the product */
  73        sprintf(name, "Zorro device %08x", dev->id);
  74        return;
  75
  76        match_manuf: {
  77                struct zorro_prod_info *prod_p = manuf_p->prods;
  78                int i = manuf_p->nr;
  79
  80                while (i > 0) {
  81                        if (prod_p->prod ==
  82                            ((ZORRO_PROD(dev->id)<<8) | ZORRO_EPC(dev->id)))
  83                                goto match_prod;
  84                        prod_p++;
  85                        i--;
  86                }
  87
  88                /* Ok, found the manufacturer, but unknown product */
  89                sprintf(name, "Zorro device %08x (%s)", dev->id, manuf_p->name);
  90                return;
  91
  92                /* Full match */
  93                match_prod: {
  94                        char *n = name + sprintf(name, "%s %s", manuf_p->name, prod_p->name);
  95                        int nr = prod_p->seen + 1;
  96                        prod_p->seen = nr;
  97                        if (nr > 1)
  98                                sprintf(n, " (#%d)", nr);
  99                }
 100        }
 101}
 102
 103#else
 104
 105void __init zorro_name_device(struct zorro_dev *dev)
 106{
 107}
 108
 109#endif
 110