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/*
* arch/s390/kernel/s390dyn.h
* S/390 data definitions for dynamic device attachment
*
* S390 version
* Copyright (C) 2000 IBM Deutschland Entwicklung GmbH, IBM Corporation
* Author(s): Ingo Adlung (adlung@de.ibm.com)
*/
#ifndef __s390dyn_h
#define __s390dyn_h
struct _devreg;
typedef int (* oper_handler_func_t)( int irq,
struct _devreg *dreg);
typedef struct _devreg_hc_t {
__u16 ctype;
__u8 cmode;
__u16 dtype;
__u8 dmode;
} __attribute__ ((packed)) devreg_hc_t;
typedef struct _devreg {
union {
int devno;
devreg_hc_t hc; /* has controller info */
} ci;
int flag;
oper_handler_func_t oper_func;
struct _devreg *prev;
struct _devreg *next;
} devreg_t;
#define DEVREG_EXACT_MATCH 0x00000001
#define DEVREG_MATCH_DEV_TYPE 0x00000002
#define DEVREG_MATCH_CU_TYPE 0x00000004
#define DEVREG_NO_CU_INFO 0x00000008
#define DEVREG_NO_DEV_INFO 0x00000010
#define DEVREG_TYPE_DEVNO 0x80000000
#define DEVREG_TYPE_DEVCHARS 0x40000000
int s390_device_register ( devreg_t *drinfo );
int s390_device_unregister( devreg_t *dreg );
devreg_t * s390_search_devreg ( ioinfo_t *ioinfo );
#endif /* __s390dyn */
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