include/asm-s390/diag.h

   1 /*
   2  * s390 diagnose functions
   3  *
   4  * Copyright IBM Corp. 2007
   5  * Author(s): Michael Holzheu <holzheu@de.ibm.com>
   6  */
   7
   8 #ifndef _ASM_S390_DIAG_H
   9 #define _ASM_S390_DIAG_H
  10
  11 /*
  12  * Diagnose 10: Release pages
  13  */
  14 extern void diag10(unsigned long addr);
  15
  16 /*
  17  * Diagnose 14: Input spool file manipulation
  18  */
  19 extern int diag14(unsigned long rx, unsigned long ry1, unsigned long subcode);
  20
  21 /*
  22  * Diagnose 210: Get information about a virtual device
  23  */
  24 struct diag210 {
  25         u16 vrdcdvno;   /* device number (input) */
  26         u16 vrdclen;    /* data block length (input) */
  27         u8 vrdcvcla;    /* virtual device class (output) */
  28         u8 vrdcvtyp;    /* virtual device type (output) */
  29         u8 vrdcvsta;    /* virtual device status (output) */
  30         u8 vrdcvfla;    /* virtual device flags (output) */
  31         u8 vrdcrccl;    /* real device class (output) */
  32         u8 vrdccrty;    /* real device type (output) */
  33         u8 vrdccrmd;    /* real device model (output) */
  34         u8 vrdccrft;    /* real device feature (output) */
  35 } __attribute__((packed, aligned(4)));
  36
  37 extern int diag210(struct diag210 *addr);
  38
  39 #endif /* _ASM_S390_DIAG_H */