79 lines
2.6 KiB
C
79 lines
2.6 KiB
C
/*
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* Machine check handler definitions
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*
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* Copyright IBM Corp. 2000, 2009
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* Author(s): Ingo Adlung <adlung@de.ibm.com>,
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* Martin Schwidefsky <schwidefsky@de.ibm.com>,
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* Cornelia Huck <cornelia.huck@de.ibm.com>,
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* Heiko Carstens <heiko.carstens@de.ibm.com>,
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*/
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#ifndef _ASM_S390_NMI_H
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#define _ASM_S390_NMI_H
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#include <linux/const.h>
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#include <linux/types.h>
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#define MCCK_CODE_SYSTEM_DAMAGE _BITUL(63)
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#define MCCK_CODE_CPU_TIMER_VALID _BITUL(63 - 46)
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#define MCCK_CODE_PSW_MWP_VALID _BITUL(63 - 20)
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#define MCCK_CODE_PSW_IA_VALID _BITUL(63 - 23)
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#ifndef __ASSEMBLY__
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union mci {
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unsigned long val;
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struct {
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u64 sd : 1; /* 00 system damage */
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u64 pd : 1; /* 01 instruction-processing damage */
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u64 sr : 1; /* 02 system recovery */
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u64 : 1; /* 03 */
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u64 cd : 1; /* 04 timing-facility damage */
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u64 ed : 1; /* 05 external damage */
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u64 : 1; /* 06 */
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u64 dg : 1; /* 07 degradation */
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u64 w : 1; /* 08 warning pending */
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u64 cp : 1; /* 09 channel-report pending */
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u64 sp : 1; /* 10 service-processor damage */
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u64 ck : 1; /* 11 channel-subsystem damage */
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u64 : 2; /* 12-13 */
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u64 b : 1; /* 14 backed up */
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u64 : 1; /* 15 */
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u64 se : 1; /* 16 storage error uncorrected */
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u64 sc : 1; /* 17 storage error corrected */
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u64 ke : 1; /* 18 storage-key error uncorrected */
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u64 ds : 1; /* 19 storage degradation */
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u64 wp : 1; /* 20 psw mwp validity */
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u64 ms : 1; /* 21 psw mask and key validity */
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u64 pm : 1; /* 22 psw program mask and cc validity */
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u64 ia : 1; /* 23 psw instruction address validity */
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u64 fa : 1; /* 24 failing storage address validity */
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u64 vr : 1; /* 25 vector register validity */
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u64 ec : 1; /* 26 external damage code validity */
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u64 fp : 1; /* 27 floating point register validity */
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u64 gr : 1; /* 28 general register validity */
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u64 cr : 1; /* 29 control register validity */
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u64 : 1; /* 30 */
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u64 st : 1; /* 31 storage logical validity */
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u64 ie : 1; /* 32 indirect storage error */
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u64 ar : 1; /* 33 access register validity */
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u64 da : 1; /* 34 delayed access exception */
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u64 : 7; /* 35-41 */
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u64 pr : 1; /* 42 tod programmable register validity */
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u64 fc : 1; /* 43 fp control register validity */
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u64 ap : 1; /* 44 ancillary report */
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u64 : 1; /* 45 */
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u64 ct : 1; /* 46 cpu timer validity */
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u64 cc : 1; /* 47 clock comparator validity */
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u64 : 16; /* 47-63 */
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};
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};
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struct pt_regs;
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extern void s390_handle_mcck(void);
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extern void s390_do_machine_check(struct pt_regs *regs);
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#endif /* __ASSEMBLY__ */
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#endif /* _ASM_S390_NMI_H */
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