xref: /OK3568_Linux_fs/kernel/drivers/s390/char/sclp_diag.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *    Copyright IBM Corp. 2013
4*4882a593Smuzhiyun  *    Author(s): Ralf Hoppe (rhoppe@de.ibm.com)
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef _SCLP_DIAG_H
8*4882a593Smuzhiyun #define _SCLP_DIAG_H
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #include <linux/types.h>
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun /* return codes for Diagnostic Test FTP Service, as indicated in member
13*4882a593Smuzhiyun  * sclp_diag_ftp::ldflg
14*4882a593Smuzhiyun  */
15*4882a593Smuzhiyun #define SCLP_DIAG_FTP_OK	0x80U /* success */
16*4882a593Smuzhiyun #define SCLP_DIAG_FTP_LDFAIL	0x01U /* load failed */
17*4882a593Smuzhiyun #define SCLP_DIAG_FTP_LDNPERM	0x02U /* not allowed */
18*4882a593Smuzhiyun #define SCLP_DIAG_FTP_LDRUNS	0x03U /* LD runs */
19*4882a593Smuzhiyun #define SCLP_DIAG_FTP_LDNRUNS	0x04U /* LD does not run */
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #define SCLP_DIAG_FTP_XPCX	0x80 /* PCX communication code */
22*4882a593Smuzhiyun #define SCLP_DIAG_FTP_ROUTE	4 /* routing code for new FTP service */
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun /*
25*4882a593Smuzhiyun  * length of Diagnostic Test FTP Service event buffer
26*4882a593Smuzhiyun  */
27*4882a593Smuzhiyun #define SCLP_DIAG_FTP_EVBUF_LEN				\
28*4882a593Smuzhiyun 	(offsetof(struct sclp_diag_evbuf, mdd) +	\
29*4882a593Smuzhiyun 	 sizeof(struct sclp_diag_ftp))
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun /**
32*4882a593Smuzhiyun  * struct sclp_diag_ftp - Diagnostic Test FTP Service model-dependent data
33*4882a593Smuzhiyun  * @pcx: code for PCX communication (should be 0x80)
34*4882a593Smuzhiyun  * @ldflg: load flag (see defines above)
35*4882a593Smuzhiyun  * @cmd: FTP command
36*4882a593Smuzhiyun  * @pgsize: page size (0 = 4kB, 1 = large page size)
37*4882a593Smuzhiyun  * @srcflg: source flag
38*4882a593Smuzhiyun  * @spare: reserved (zeroes)
39*4882a593Smuzhiyun  * @offset: file offset
40*4882a593Smuzhiyun  * @fsize: file size
41*4882a593Smuzhiyun  * @length: buffer size resp. bytes transferred
42*4882a593Smuzhiyun  * @failaddr: failing address
43*4882a593Smuzhiyun  * @bufaddr: buffer address, virtual
44*4882a593Smuzhiyun  * @asce: region or segment table designation
45*4882a593Smuzhiyun  * @fident: file name (ASCII, zero-terminated)
46*4882a593Smuzhiyun  */
47*4882a593Smuzhiyun struct sclp_diag_ftp {
48*4882a593Smuzhiyun 	u8 pcx;
49*4882a593Smuzhiyun 	u8 ldflg;
50*4882a593Smuzhiyun 	u8 cmd;
51*4882a593Smuzhiyun 	u8 pgsize;
52*4882a593Smuzhiyun 	u8 srcflg;
53*4882a593Smuzhiyun 	u8 spare;
54*4882a593Smuzhiyun 	u64 offset;
55*4882a593Smuzhiyun 	u64 fsize;
56*4882a593Smuzhiyun 	u64 length;
57*4882a593Smuzhiyun 	u64 failaddr;
58*4882a593Smuzhiyun 	u64 bufaddr;
59*4882a593Smuzhiyun 	u64 asce;
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun 	u8 fident[256];
62*4882a593Smuzhiyun } __packed;
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun /**
65*4882a593Smuzhiyun  * struct sclp_diag_evbuf - Diagnostic Test (ET7) Event Buffer
66*4882a593Smuzhiyun  * @hdr: event buffer header
67*4882a593Smuzhiyun  * @route: diagnostic route
68*4882a593Smuzhiyun  * @mdd: model-dependent data (@route dependent)
69*4882a593Smuzhiyun  */
70*4882a593Smuzhiyun struct sclp_diag_evbuf {
71*4882a593Smuzhiyun 	struct evbuf_header hdr;
72*4882a593Smuzhiyun 	u16 route;
73*4882a593Smuzhiyun 
74*4882a593Smuzhiyun 	union {
75*4882a593Smuzhiyun 		struct sclp_diag_ftp ftp;
76*4882a593Smuzhiyun 	} mdd;
77*4882a593Smuzhiyun } __packed;
78*4882a593Smuzhiyun 
79*4882a593Smuzhiyun /**
80*4882a593Smuzhiyun  * struct sclp_diag_sccb - Diagnostic Test (ET7) SCCB
81*4882a593Smuzhiyun  * @hdr: SCCB header
82*4882a593Smuzhiyun  * @evbuf: event buffer
83*4882a593Smuzhiyun  */
84*4882a593Smuzhiyun struct sclp_diag_sccb {
85*4882a593Smuzhiyun 
86*4882a593Smuzhiyun 	struct sccb_header hdr;
87*4882a593Smuzhiyun 	struct sclp_diag_evbuf evbuf;
88*4882a593Smuzhiyun } __packed;
89*4882a593Smuzhiyun 
90*4882a593Smuzhiyun #endif /* _SCLP_DIAG_H */
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