2 * Data definitions for channel report processing
3 * Copyright IBM Corp. 2000, 2009
4 * Author(s): Ingo Adlung <adlung@de.ibm.com>,
5 * Martin Schwidefsky <schwidefsky@de.ibm.com>,
6 * Cornelia Huck <cornelia.huck@de.ibm.com>,
7 * Heiko Carstens <heiko.carstens@de.ibm.com>,
10 #ifndef _ASM_S390_CRW_H
11 #define _ASM_S390_CRW_H
13 #include <linux/types.h>
19 __u32 res1
: 1; /* reserved zero */
20 __u32 slct
: 1; /* solicited */
21 __u32 oflw
: 1; /* overflow */
22 __u32 chn
: 1; /* chained */
23 __u32 rsc
: 4; /* reporting source code */
24 __u32 anc
: 1; /* ancillary report */
25 __u32 res2
: 1; /* reserved zero */
26 __u32 erc
: 6; /* error-recovery code */
27 __u32 rsid
: 16; /* reporting-source ID */
28 } __attribute__ ((packed
));
30 typedef void (*crw_handler_t
)(struct crw
*, struct crw
*, int);
32 extern int crw_register_handler(int rsc
, crw_handler_t handler
);
33 extern void crw_unregister_handler(int rsc
);
34 extern void crw_handle_channel_report(void);
35 void crw_wait_for_channel_report(void);
39 #define CRW_RSC_MONITOR 0x2 /* monitoring facility */
40 #define CRW_RSC_SCH 0x3 /* subchannel */
41 #define CRW_RSC_CPATH 0x4 /* channel path */
42 #define CRW_RSC_CONFIG 0x9 /* configuration-alert facility */
43 #define CRW_RSC_CSS 0xB /* channel subsystem */
45 #define CRW_ERC_EVENT 0x00 /* event information pending */
46 #define CRW_ERC_AVAIL 0x01 /* available */
47 #define CRW_ERC_INIT 0x02 /* initialized */
48 #define CRW_ERC_TERROR 0x03 /* temporary error */
49 #define CRW_ERC_IPARM 0x04 /* installed parm initialized */
50 #define CRW_ERC_TERM 0x05 /* terminal */
51 #define CRW_ERC_PERRN 0x06 /* perm. error, fac. not init */
52 #define CRW_ERC_PERRI 0x07 /* perm. error, facility init */
53 #define CRW_ERC_PMOD 0x08 /* installed parameters modified */
55 #endif /* _ASM_S390_CRW_H */