1/*
2 *  arch/s390/kernel/s390dyn.h
3 *   S/390 data definitions for dynamic device attachment
4 *
5 *  S390 version
6 *    Copyright (C) 2000 IBM Deutschland Entwicklung GmbH, IBM Corporation
7 *    Author(s): Ingo Adlung (adlung@de.ibm.com)
8 */
9
10#ifndef __s390dyn_h
11#define __s390dyn_h
12
13#ifndef _LINUX_LIST_H
14#include <linux/list.h>
15#endif
16
17struct _devreg;
18
19typedef  int  (* oper_handler_func_t)( int             irq,
20                                       struct _devreg *dreg);
21
22typedef struct _devreg_hc_t {
23	__u16 ctype;
24	__u8  cmode;
25	__u16 dtype;
26	__u8  dmode;
27   }  __attribute__ ((packed)) devreg_hc_t;
28
29typedef struct _devreg {
30	struct list_head list;
31	union {
32		int devno;
33		devreg_hc_t hc;       /* has controller info */
34	} ci;
35
36	int                  flag;
37	oper_handler_func_t  oper_func;
38} devreg_t;
39
40#define DEVREG_MATCH_CU_TYPE    0x00000001
41#define DEVREG_MATCH_CU_MODEL   0x00000002
42#define DEVREG_MATCH_DEV_TYPE   0x00000004
43#define DEVREG_MATCH_DEV_MODEL  0x00000008
44
45#define DEVREG_EXACT_MATCH      (DEVREG_MATCH_CU_TYPE|DEVREG_MATCH_CU_MODEL|DEVREG_MATCH_DEV_TYPE|DEVREG_MATCH_DEV_MODEL)
46#define DEVREG_NO_CU_INFO       (DEVREG_MATCH_DEV_TYPE|DEVREG_MATCH_DEV_MODEL)
47#define DEVREG_NO_DEV_INFO      (DEVREG_MATCH_CU_TYPE|DEVREG_MATCH_CU_MODEL)
48
49#define DEVREG_TYPE_DEVNO       0x80000000
50#define DEVREG_TYPE_DEVCHARS    0x40000000
51
52int        s390_device_register  ( devreg_t *drinfo );
53int        s390_device_unregister( devreg_t *dreg );
54devreg_t * s390_search_devreg    ( ioinfo_t *ioinfo );
55
56#endif /* __s390dyn */
57