ia64/linux-2.6.18-xen.hg

view drivers/zorro/names.c @ 0:831230e53067

Import 2.6.18 from kernel.org tarball.
author Ian Campbell <ian.campbell@xensource.com>
date Wed Apr 11 14:15:44 2007 +0100 (2007-04-11)
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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 */
12 #include <linux/init.h>
13 #include <linux/kernel.h>
14 #include <linux/types.h>
15 #include <linux/zorro.h>
18 #ifdef CONFIG_ZORRO_NAMES
20 struct zorro_prod_info {
21 __u16 prod;
22 unsigned short seen;
23 const char *name;
24 };
26 struct zorro_manuf_info {
27 __u16 manuf;
28 unsigned short nr;
29 const char *name;
30 struct zorro_prod_info *prods;
31 };
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"
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"
50 static 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 };
57 #define MANUFS (sizeof(zorro_manuf_list)/sizeof(struct zorro_manuf_info))
59 void __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;
65 do {
66 if (manuf_p->manuf == ZORRO_MANUF(dev->id))
67 goto match_manuf;
68 manuf_p++;
69 } while (--i);
71 /* Couldn't find either the manufacturer nor the product */
72 sprintf(name, "Zorro device %08x", dev->id);
73 return;
75 match_manuf: {
76 struct zorro_prod_info *prod_p = manuf_p->prods;
77 int i = manuf_p->nr;
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 }
87 /* Ok, found the manufacturer, but unknown product */
88 sprintf(name, "Zorro device %08x (%s)", dev->id, manuf_p->name);
89 return;
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 }
102 #else
104 void __init zorro_name_device(struct zorro_dev *dev)
105 {
106 }
108 #endif