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/*
* drivers/s390/s390mach.h
* S/390 data definitions for machine check processing
*
* S390 version
* Copyright (C) 2000 IBM Deutschland Entwicklung GmbH, IBM Corporation
* Author(s): Ingo Adlung (adlung@de.ibm.com)
*/
#ifndef __s390mach_h
#define __s390mach_h
#include <asm/types.h>
struct mci {
__u32 sd : 1; /* 00 system damage */
__u32 pd : 1; /* 01 instruction-processing damage */
__u32 sr : 1; /* 02 system recovery */
__u32 to_be_defined_1 : 1; /* 03 */
__u32 cd : 1; /* 04 timing-facility damage */
__u32 ed : 1; /* 05 external damage */
__u32 to_be_defined_2 : 1; /* 06 */
__u32 dg : 1; /* 07 degradation */
__u32 w : 1; /* 08 warning pending */
__u32 cp : 1; /* 09 channel-report pending */
__u32 sp : 1; /* 10 service-processor damage */
__u32 ck : 1; /* 11 channel-subsystem damage */
__u32 to_be_defined_3 : 2; /* 12-13 */
__u32 b : 1; /* 14 backed up */
__u32 to_be_defined_4 : 1; /* 15 */
__u32 se : 1; /* 16 storage error uncorrected */
__u32 sc : 1; /* 17 storage error corrected */
__u32 ke : 1; /* 18 storage-key error uncorrected */
__u32 ds : 1; /* 19 storage degradation */
__u32 wp : 1; /* 20 psw mwp validity */
__u32 ms : 1; /* 21 psw mask and key validity */
__u32 pm : 1; /* 22 psw program mask and cc validity */
__u32 ia : 1; /* 23 psw instruction address validity */
__u32 fa : 1; /* 24 failing storage address validity */
__u32 to_be_defined_5 : 1; /* 25 */
__u32 ec : 1; /* 26 external damage code validity */
__u32 fp : 1; /* 27 floating point register validity */
__u32 gr : 1; /* 28 general register validity */
__u32 cr : 1; /* 29 control register validity */
__u32 to_be_defined_6 : 1; /* 30 */
__u32 st : 1; /* 31 storage logical validity */
__u32 ie : 1; /* 32 indirect storage error */
__u32 ar : 1; /* 33 access register validity */
__u32 da : 1; /* 34 delayed access exception */
__u32 to_be_defined_7 : 7; /* 35-41 */
__u32 pr : 1; /* 42 tod programmable register validity */
__u32 fc : 1; /* 43 fp control register validity */
__u32 ap : 1; /* 44 ancillary report */
__u32 to_be_defined_8 : 1; /* 45 */
__u32 ct : 1; /* 46 cpu timer validity */
__u32 cc : 1; /* 47 clock comparator validity */
__u32 to_be_defined_9 : 16; /* 47-63 */
};
/*
* Channel Report Word
*/
struct crw {
__u32 res1 : 1; /* reserved zero */
__u32 slct : 1; /* solicited */
__u32 oflw : 1; /* overflow */
__u32 chn : 1; /* chained */
__u32 rsc : 4; /* reporting source code */
__u32 anc : 1; /* ancillary report */
__u32 res2 : 1; /* reserved zero */
__u32 erc : 6; /* error-recovery code */
__u32 rsid : 16; /* reporting-source ID */
} __attribute__ ((packed));
#define CRW_RSC_MONITOR 0x2 /* monitoring facility */
#define CRW_RSC_SCH 0x3 /* subchannel */
#define CRW_RSC_CPATH 0x4 /* channel path */
#define CRW_RSC_CONFIG 0x9 /* configuration-alert facility */
#define CRW_RSC_CSS 0xB /* channel subsystem */
#define CRW_ERC_EVENT 0x00 /* event information pending */
#define CRW_ERC_AVAIL 0x01 /* available */
#define CRW_ERC_INIT 0x02 /* initialized */
#define CRW_ERC_TERROR 0x03 /* temporary error */
#define CRW_ERC_IPARM 0x04 /* installed parm initialized */
#define CRW_ERC_TERM 0x05 /* terminal */
#define CRW_ERC_PERRN 0x06 /* perm. error, fac. not init */
#define CRW_ERC_PERRI 0x07 /* perm. error, facility init */
#define CRW_ERC_PMOD 0x08 /* installed parameters modified */
static inline int stcrw(struct crw *pcrw )
{
int ccode;
__asm__ __volatile__(
"STCRW 0(%1)\n\t"
"IPM %0\n\t"
"SRL %0,28\n\t"
: "=d" (ccode) : "a" (pcrw)
: "cc", "1" );
return ccode;
}
#endif /* __s390mach */
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