arch/s390/include/asm/nmi.h

   1 /*
   2  *   Machine check handler definitions
   3  *
   4  *    Copyright IBM Corp. 2000, 2009
   5  *    Author(s): Ingo Adlung <adlung@de.ibm.com>,
   6  *               Martin Schwidefsky <schwidefsky@de.ibm.com>,
   7  *               Cornelia Huck <cornelia.huck@de.ibm.com>,
   8  *               Heiko Carstens <heiko.carstens@de.ibm.com>,
   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 vr :  1; /* 25 vector register validity */
  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 */