arch/s390/include/uapi/asm/monwriter.h

   1 /*
   2  * Copyright IBM Corp. 2006
   3  * Character device driver for writing z/VM APPLDATA monitor records
   4  * Version 1.0
   5  * Author(s): Melissa Howland <melissah@us.ibm.com>
   6  *
   7  */
   8
   9 #ifndef _ASM_390_MONWRITER_H
  10 #define _ASM_390_MONWRITER_H
  11
  12 /* mon_function values */
  13 #define MONWRITE_START_INTERVAL 0x00 /* start interval recording */
  14 #define MONWRITE_STOP_INTERVAL  0x01 /* stop interval or config recording */
  15 #define MONWRITE_GEN_EVENT      0x02 /* generate event record */
  16 #define MONWRITE_START_CONFIG   0x03 /* start configuration recording */
  17
  18 /* the header the app uses in its write() data */
  19 struct monwrite_hdr {
  20         unsigned char mon_function;
  21         unsigned short applid;
  22         unsigned char record_num;
  23         unsigned short version;
  24         unsigned short release;
  25         unsigned short mod_level;
  26         unsigned short datalen;
  27         unsigned char hdrlen;
  28
  29 } __attribute__((packed));
  30
  31 #endif /* _ASM_390_MONWRITER_H */