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

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 /*
   3  * Copyright IBM Corp. 2006
   4  * Character device driver for writing z/VM APPLDATA monitor records
   5  * Version 1.0
   6  * Author(s): Melissa Howland <melissah@us.ibm.com>
   7  *
   8  */
   9
  10 #ifndef _ASM_390_MONWRITER_H
  11 #define _ASM_390_MONWRITER_H
  12
  13 /* mon_function values */
  14 #define MONWRITE_START_INTERVAL 0x00 /* start interval recording */
  15 #define MONWRITE_STOP_INTERVAL  0x01 /* stop interval or config recording */
  16 #define MONWRITE_GEN_EVENT      0x02 /* generate event record */
  17 #define MONWRITE_START_CONFIG   0x03 /* start configuration recording */
  18
  19 /* the header the app uses in its write() data */
  20 struct monwrite_hdr {
  21         unsigned char mon_function;
  22         unsigned short applid;
  23         unsigned char record_num;
  24         unsigned short version;
  25         unsigned short release;
  26         unsigned short mod_level;
  27         unsigned short datalen;
  28         unsigned char hdrlen;
  29
  30 } __attribute__((packed));
  31
  32 #endif /* _ASM_390_MONWRITER_H */