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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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C
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101/* SPDX-License-Identifier: GPL-2.0-or-later *//* * ISA Plug & Play support * Copyright (c) by Jaroslav Kysela <perex@suse.cz> */
#ifndef LINUX_ISAPNP_H#define LINUX_ISAPNP_H
#include <linux/errno.h>#include <linux/pnp.h>
/* * */
#define ISAPNP_VENDOR(a,b,c) (((((a)-'A'+1)&0x3f)<<2)|\ ((((b)-'A'+1)&0x18)>>3)|((((b)-'A'+1)&7)<<13)|\ ((((c)-'A'+1)&0x1f)<<8))#define ISAPNP_DEVICE(x) ((((x)&0xf000)>>8)|\ (((x)&0x0f00)>>8)|\ (((x)&0x00f0)<<8)|\ (((x)&0x000f)<<8))#define ISAPNP_FUNCTION(x) ISAPNP_DEVICE(x)
/* * */
#ifdef __KERNEL__#include <linux/device-id/isapnp.h>
#define DEVICE_COUNT_COMPATIBLE 4
#define ISAPNP_CARD_DEVS 8
#define ISAPNP_CARD_ID(_va, _vb, _vc, _device) \ .card_vendor = ISAPNP_VENDOR(_va, _vb, _vc), .card_device = ISAPNP_DEVICE(_device)#define ISAPNP_CARD_END \ .card_vendor = 0, .card_device = 0#define ISAPNP_DEVICE_ID(_va, _vb, _vc, _function) \ { .vendor = ISAPNP_VENDOR(_va, _vb, _vc), .function = ISAPNP_FUNCTION(_function) }
struct isapnp_card_id { unsigned long driver_data; /* data private to the driver */ unsigned short card_vendor, card_device; struct { unsigned short vendor, function; } devs[ISAPNP_CARD_DEVS]; /* logical devices */};
#define ISAPNP_DEVICE_SINGLE(_cva, _cvb, _cvc, _cdevice, _dva, _dvb, _dvc, _dfunction) \ .card_vendor = ISAPNP_VENDOR(_cva, _cvb, _cvc), .card_device = ISAPNP_DEVICE(_cdevice), \ .vendor = ISAPNP_VENDOR(_dva, _dvb, _dvc), .function = ISAPNP_FUNCTION(_dfunction)#define ISAPNP_DEVICE_SINGLE_END \ .card_vendor = 0, .card_device = 0
#if defined(CONFIG_ISAPNP) || (defined(CONFIG_ISAPNP_MODULE) && defined(MODULE))
#define __ISAPNP__
/* lowlevel configuration */int isapnp_present(void);int isapnp_cfg_begin(int csn, int device);int isapnp_cfg_end(void);unsigned char isapnp_read_byte(unsigned char idx);void isapnp_write_byte(unsigned char idx, unsigned char val);
#ifdef CONFIG_PROC_FSint isapnp_proc_init(void);int isapnp_proc_done(void);#elsestatic inline int isapnp_proc_init(void) { return 0; }static inline int isapnp_proc_done(void) { return 0; }#endif
/* compat */struct pnp_dev *pnp_find_dev(struct pnp_card *card, unsigned short vendor, unsigned short function, struct pnp_dev *from);
#else /* !CONFIG_ISAPNP */
/* lowlevel configuration */static inline int isapnp_present(void) { return 0; }static inline int isapnp_cfg_begin(int csn, int device) { return -ENODEV; }static inline int isapnp_cfg_end(void) { return -ENODEV; }static inline unsigned char isapnp_read_byte(unsigned char idx) { return 0xff; }static inline void isapnp_write_byte(unsigned char idx, unsigned char val) { ; }
static inline struct pnp_dev *pnp_find_dev(struct pnp_card *card, unsigned short vendor, unsigned short function, struct pnp_dev *from) { return NULL; }
#endif /* CONFIG_ISAPNP */
#endif /* __KERNEL__ */#endif /* LINUX_ISAPNP_H */