xref: /OK3568_Linux_fs/kernel/arch/s390/include/uapi/asm/monwriter.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright IBM Corp. 2006
4*4882a593Smuzhiyun  * Character device driver for writing z/VM APPLDATA monitor records
5*4882a593Smuzhiyun  * Version 1.0
6*4882a593Smuzhiyun  * Author(s): Melissa Howland <melissah@us.ibm.com>
7*4882a593Smuzhiyun  *
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef _ASM_390_MONWRITER_H
11*4882a593Smuzhiyun #define _ASM_390_MONWRITER_H
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun /* mon_function values */
14*4882a593Smuzhiyun #define MONWRITE_START_INTERVAL	0x00 /* start interval recording */
15*4882a593Smuzhiyun #define MONWRITE_STOP_INTERVAL	0x01 /* stop interval or config recording */
16*4882a593Smuzhiyun #define MONWRITE_GEN_EVENT	0x02 /* generate event record */
17*4882a593Smuzhiyun #define MONWRITE_START_CONFIG	0x03 /* start configuration recording */
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun /* the header the app uses in its write() data */
20*4882a593Smuzhiyun struct monwrite_hdr {
21*4882a593Smuzhiyun 	unsigned char mon_function;
22*4882a593Smuzhiyun 	unsigned short applid;
23*4882a593Smuzhiyun 	unsigned char record_num;
24*4882a593Smuzhiyun 	unsigned short version;
25*4882a593Smuzhiyun 	unsigned short release;
26*4882a593Smuzhiyun 	unsigned short mod_level;
27*4882a593Smuzhiyun 	unsigned short datalen;
28*4882a593Smuzhiyun 	unsigned char hdrlen;
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun } __attribute__((packed));
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun #endif /* _ASM_390_MONWRITER_H */
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