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 16struct 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 : 1; /* 35 */ 52 __u32 gs : 1; /* 36 guarded storage registers */ 53 __u32 : 5; /* 37-41 */ 54 __u32 pr : 1; /* 42 tod programmable register validity */ 55 __u32 fc : 1; /* 43 fp control register validity */ 56 __u32 ap : 1; /* 44 ancillary report */ 57 __u32 : 1; /* 45 */ 58 __u32 ct : 1; /* 46 cpu timer validity */ 59 __u32 cc : 1; /* 47 clock comparator validity */ 60 __u32 : 16; /* 47-63 */ 61}; 62 63#define MCESA_ORIGIN_MASK (~0x3ffUL) 64#define MCESA_LC_MASK (0xfUL) 65 66struct mcesa { 67 u8 vector_save_area[1024]; 68 u8 guarded_storage_save_area[32]; 69}; 70 71struct pt_regs; 72 73extern void s390_handle_mcck(void); 74extern void s390_do_machine_check(struct pt_regs *regs); 75 76#endif /* _ASM_S390_NMI_H */ 77