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
  21 struct zorro_prod_info {
  22         __u16 prod;
  23         unsigned short seen;
  24         const char *name;
  25 };
  26
  27 struct 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
  51 static 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
  60 void __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
 105 void __init zorro_name_device(struct zorro_dev *dev)
 106 {
 107 }
 108
 109 #endif