LXR linux/drivers/s390/char/sclp

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