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nmi.h
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1 /*
2  * Machine check handler definitions
3  *
4  * Copyright IBM Corp. 2000, 2009
5  * Author(s): Ingo Adlung <[email protected]>,
6  * Martin Schwidefsky <[email protected]>,
7  * Cornelia Huck <[email protected]>,
8  * Heiko Carstens <[email protected]>,
9  */
10 
11 #ifndef _ASM_S390_NMI_H
12 #define _ASM_S390_NMI_H
13 
14 #include <linux/types.h>
15 
16 struct mci {
17  __u32 sd : 1; /* 00 system damage */
18  __u32 pd : 1; /* 01 instruction-processing damage */
19  __u32 sr : 1; /* 02 system recovery */
20  __u32 : 1; /* 03 */
21  __u32 cd : 1; /* 04 timing-facility damage */
22  __u32 ed : 1; /* 05 external damage */
23  __u32 : 1; /* 06 */
24  __u32 dg : 1; /* 07 degradation */
25  __u32 w : 1; /* 08 warning pending */
26  __u32 cp : 1; /* 09 channel-report pending */
27  __u32 sp : 1; /* 10 service-processor damage */
28  __u32 ck : 1; /* 11 channel-subsystem damage */
29  __u32 : 2; /* 12-13 */
30  __u32 b : 1; /* 14 backed up */
31  __u32 : 1; /* 15 */
32  __u32 se : 1; /* 16 storage error uncorrected */
33  __u32 sc : 1; /* 17 storage error corrected */
34  __u32 ke : 1; /* 18 storage-key error uncorrected */
35  __u32 ds : 1; /* 19 storage degradation */
36  __u32 wp : 1; /* 20 psw mwp validity */
37  __u32 ms : 1; /* 21 psw mask and key validity */
38  __u32 pm : 1; /* 22 psw program mask and cc validity */
39  __u32 ia : 1; /* 23 psw instruction address validity */
40  __u32 fa : 1; /* 24 failing storage address validity */
41  __u32 : 1; /* 25 */
42  __u32 ec : 1; /* 26 external damage code validity */
43  __u32 fp : 1; /* 27 floating point register validity */
44  __u32 gr : 1; /* 28 general register validity */
45  __u32 cr : 1; /* 29 control register validity */
46  __u32 : 1; /* 30 */
47  __u32 st : 1; /* 31 storage logical validity */
48  __u32 ie : 1; /* 32 indirect storage error */
49  __u32 ar : 1; /* 33 access register validity */
50  __u32 da : 1; /* 34 delayed access exception */
51  __u32 : 7; /* 35-41 */
52  __u32 pr : 1; /* 42 tod programmable register validity */
53  __u32 fc : 1; /* 43 fp control register validity */
54  __u32 ap : 1; /* 44 ancillary report */
55  __u32 : 1; /* 45 */
56  __u32 ct : 1; /* 46 cpu timer validity */
57  __u32 cc : 1; /* 47 clock comparator validity */
58  __u32 : 16; /* 47-63 */
59 };
60 
61 struct pt_regs;
62 
63 extern void s390_handle_mcck(void);
64 extern void s390_do_machine_check(struct pt_regs *regs);
65 
66 #endif /* _ASM_S390_NMI_H */
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