names.c
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:3k
- /*
- * Zorro Device Name Tables
- *
- * Copyright (C) 1999--2000 Geert Uytterhoeven
- *
- * Based on the PCI version:
- *
- * Copyright 1992--1999 Drew Eckhardt, Frederic Potter,
- * David Mosberger-Tang, Martin Mares
- */
- #include <linux/config.h>
- #include <linux/init.h>
- #include <linux/kernel.h>
- #include <linux/types.h>
- #include <linux/zorro.h>
- #ifdef CONFIG_ZORRO_NAMES
- struct zorro_prod_info {
- __u16 prod;
- unsigned short seen;
- const char *name;
- };
- struct zorro_manuf_info {
- __u16 manuf;
- unsigned short nr;
- const char *name;
- struct zorro_prod_info *prods;
- };
- /*
- * This is ridiculous, but we want the strings in
- * the .init section so that they don't take up
- * real memory.. Parse the same file multiple times
- * to get all the info.
- */
- #define MANUF( manuf, name ) static char __manufstr_##manuf[] __initdata = name;
- #define ENDMANUF()
- #define PRODUCT( manuf, prod, name ) static char __prodstr_##manuf##prod[] __initdata = name;
- #include "devlist.h"
- #define MANUF( manuf, name ) static struct zorro_prod_info __prods_##manuf[] __initdata = {
- #define ENDMANUF() };
- #define PRODUCT( manuf, prod, name ) { 0x##prod, 0, __prodstr_##manuf##prod },
- #include "devlist.h"
- static struct zorro_manuf_info __initdata zorro_manuf_list[] = {
- #define MANUF( manuf, name ) { 0x##manuf, sizeof(__prods_##manuf) / sizeof(struct zorro_prod_info), __manufstr_##manuf, __prods_##manuf },
- #define ENDMANUF()
- #define PRODUCT( manuf, prod, name )
- #include "devlist.h"
- };
- #define MANUFS (sizeof(zorro_manuf_list)/sizeof(struct zorro_manuf_info))
- void __init zorro_name_device(struct zorro_dev *dev)
- {
- const struct zorro_manuf_info *manuf_p = zorro_manuf_list;
- int i = MANUFS;
- char *name = dev->name;
- do {
- if (manuf_p->manuf == ZORRO_MANUF(dev->id))
- goto match_manuf;
- manuf_p++;
- } while (--i);
- /* Couldn't find either the manufacturer nor the product */
- sprintf(name, "Zorro device %08x", dev->id);
- return;
- match_manuf: {
- struct zorro_prod_info *prod_p = manuf_p->prods;
- int i = manuf_p->nr;
- while (i > 0) {
- if (prod_p->prod ==
- ((ZORRO_PROD(dev->id)<<8) | ZORRO_EPC(dev->id)))
- goto match_prod;
- prod_p++;
- i--;
- }
- /* Ok, found the manufacturer, but unknown product */
- sprintf(name, "Zorro device %08x (%s)", dev->id, manuf_p->name);
- return;
- /* Full match */
- match_prod: {
- char *n = name + sprintf(name, "%s %s", manuf_p->name, prod_p->name);
- int nr = prod_p->seen + 1;
- prod_p->seen = nr;
- if (nr > 1)
- sprintf(n, " (#%d)", nr);
- }
- }
- }
- #else
- void __init zorro_name_device(struct zorro_dev *dev)
- {
- }
- #endif