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git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - drivers/s390/s390mach.h
2 * drivers/s390/s390mach.h
3 * S/390 data definitions for machine check processing
6 * Copyright (C) 2000 IBM Deutschland Entwicklung GmbH, IBM Corporation
7 * Author(s): Ingo Adlung (adlung@de.ibm.com)
13 #include <asm/types.h>
16 __u32 sd
: 1; /* 00 system damage */
17 __u32 pd
: 1; /* 01 instruction-processing damage */
18 __u32 sr
: 1; /* 02 system recovery */
19 __u32 to_be_defined_1
: 1; /* 03 */
20 __u32 cd
: 1; /* 04 timing-facility damage */
21 __u32 ed
: 1; /* 05 external damage */
22 __u32 to_be_defined_2
: 1; /* 06 */
23 __u32 dg
: 1; /* 07 degradation */
24 __u32 w
: 1; /* 08 warning pending */
25 __u32 cp
: 1; /* 09 channel-report pending */
26 __u32 sp
: 1; /* 10 service-processor damage */
27 __u32 ck
: 1; /* 11 channel-subsystem damage */
28 __u32 to_be_defined_3
: 2; /* 12-13 */
29 __u32 b
: 1; /* 14 backed up */
30 __u32 to_be_defined_4
: 1; /* 15 */
31 __u32 se
: 1; /* 16 storage error uncorrected */
32 __u32 sc
: 1; /* 17 storage error corrected */
33 __u32 ke
: 1; /* 18 storage-key error uncorrected */
34 __u32 ds
: 1; /* 19 storage degradation */
35 __u32 wp
: 1; /* 20 psw mwp validity */
36 __u32 ms
: 1; /* 21 psw mask and key validity */
37 __u32 pm
: 1; /* 22 psw program mask and cc validity */
38 __u32 ia
: 1; /* 23 psw instruction address validity */
39 __u32 fa
: 1; /* 24 failing storage address validity */
40 __u32 to_be_defined_5
: 1; /* 25 */
41 __u32 ec
: 1; /* 26 external damage code validity */
42 __u32 fp
: 1; /* 27 floating point register validity */
43 __u32 gr
: 1; /* 28 general register validity */
44 __u32 cr
: 1; /* 29 control register validity */
45 __u32 to_be_defined_6
: 1; /* 30 */
46 __u32 st
: 1; /* 31 storage logical validity */
47 __u32 ie
: 1; /* 32 indirect storage error */
48 __u32 ar
: 1; /* 33 access register validity */
49 __u32 da
: 1; /* 34 delayed access exception */
50 __u32 to_be_defined_7
: 7; /* 35-41 */
51 __u32 pr
: 1; /* 42 tod programmable register validity */
52 __u32 fc
: 1; /* 43 fp control register validity */
53 __u32 ap
: 1; /* 44 ancillary report */
54 __u32 to_be_defined_8
: 1; /* 45 */
55 __u32 ct
: 1; /* 46 cpu timer validity */
56 __u32 cc
: 1; /* 47 clock comparator validity */
57 __u32 to_be_defined_9
: 16; /* 47-63 */
64 __u32 res1
: 1; /* reserved zero */
65 __u32 slct
: 1; /* solicited */
66 __u32 oflw
: 1; /* overflow */
67 __u32 chn
: 1; /* chained */
68 __u32 rsc
: 4; /* reporting source code */
69 __u32 anc
: 1; /* ancillary report */
70 __u32 res2
: 1; /* reserved zero */
71 __u32 erc
: 6; /* error-recovery code */
72 __u32 rsid
: 16; /* reporting-source ID */
73 } __attribute__ ((packed
));
75 typedef void (*crw_handler_t
)(struct crw
*, struct crw
*, int);
77 extern int s390_register_crw_handler(int rsc
, crw_handler_t handler
);
78 extern void s390_unregister_crw_handler(int rsc
);
82 #define CRW_RSC_MONITOR 0x2 /* monitoring facility */
83 #define CRW_RSC_SCH 0x3 /* subchannel */
84 #define CRW_RSC_CPATH 0x4 /* channel path */
85 #define CRW_RSC_CONFIG 0x9 /* configuration-alert facility */
86 #define CRW_RSC_CSS 0xB /* channel subsystem */
88 #define CRW_ERC_EVENT 0x00 /* event information pending */
89 #define CRW_ERC_AVAIL 0x01 /* available */
90 #define CRW_ERC_INIT 0x02 /* initialized */
91 #define CRW_ERC_TERROR 0x03 /* temporary error */
92 #define CRW_ERC_IPARM 0x04 /* installed parm initialized */
93 #define CRW_ERC_TERM 0x05 /* terminal */
94 #define CRW_ERC_PERRN 0x06 /* perm. error, fac. not init */
95 #define CRW_ERC_PERRI 0x07 /* perm. error, facility init */
96 #define CRW_ERC_PMOD 0x08 /* installed parameters modified */
98 static inline int stcrw(struct crw
*pcrw
)
102 __asm__
__volatile__(
106 : "=d" (ccode
), "=m" (*pcrw
)
112 #define ED_ETR_SYNC 12 /* External damage ETR sync check */
113 #define ED_ETR_SWITCH 13 /* External damage ETR switch to local */
115 #define ED_STP_SYNC 7 /* External damage STP sync check */
116 #define ED_STP_ISLAND 6 /* External damage STP island check */
120 void s390_handle_mcck(void);
121 void s390_do_machine_check(struct pt_regs
*regs
);
122 #endif /* __s390mach */