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8f933b1043
This device driver allows accessing a HMC drive CD/DVD-ROM. It can be used in a LPAR and z/VM environment. Reviewed-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Ralf Hoppe <rhoppe@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
90 lines
2.1 KiB
C
90 lines
2.1 KiB
C
/*
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* Copyright IBM Corp. 2013
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* Author(s): Ralf Hoppe (rhoppe@de.ibm.com)
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*/
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#ifndef _SCLP_DIAG_H
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#define _SCLP_DIAG_H
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#include <linux/types.h>
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/* return codes for Diagnostic Test FTP Service, as indicated in member
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* sclp_diag_ftp::ldflg
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*/
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#define SCLP_DIAG_FTP_OK 0x80U /* success */
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#define SCLP_DIAG_FTP_LDFAIL 0x01U /* load failed */
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#define SCLP_DIAG_FTP_LDNPERM 0x02U /* not allowed */
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#define SCLP_DIAG_FTP_LDRUNS 0x03U /* LD runs */
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#define SCLP_DIAG_FTP_LDNRUNS 0x04U /* LD does not run */
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#define SCLP_DIAG_FTP_XPCX 0x80 /* PCX communication code */
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#define SCLP_DIAG_FTP_ROUTE 4 /* routing code for new FTP service */
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/*
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* length of Diagnostic Test FTP Service event buffer
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*/
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#define SCLP_DIAG_FTP_EVBUF_LEN \
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(offsetof(struct sclp_diag_evbuf, mdd) + \
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sizeof(struct sclp_diag_ftp))
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/**
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* struct sclp_diag_ftp - Diagnostic Test FTP Service model-dependent data
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* @pcx: code for PCX communication (should be 0x80)
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* @ldflg: load flag (see defines above)
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* @cmd: FTP command
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* @pgsize: page size (0 = 4kB, 1 = large page size)
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* @srcflg: source flag
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* @spare: reserved (zeroes)
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* @offset: file offset
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* @fsize: file size
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* @length: buffer size resp. bytes transferred
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* @failaddr: failing address
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* @bufaddr: buffer address, virtual
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* @asce: region or segment table designation
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* @fident: file name (ASCII, zero-terminated)
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*/
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struct sclp_diag_ftp {
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u8 pcx;
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u8 ldflg;
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u8 cmd;
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u8 pgsize;
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u8 srcflg;
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u8 spare;
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u64 offset;
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u64 fsize;
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u64 length;
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u64 failaddr;
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u64 bufaddr;
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u64 asce;
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u8 fident[256];
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} __packed;
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/**
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* struct sclp_diag_evbuf - Diagnostic Test (ET7) Event Buffer
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* @hdr: event buffer header
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* @route: diagnostic route
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* @mdd: model-dependent data (@route dependent)
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*/
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struct sclp_diag_evbuf {
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struct evbuf_header hdr;
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u16 route;
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union {
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struct sclp_diag_ftp ftp;
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} mdd;
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} __packed;
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/**
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* struct sclp_diag_sccb - Diagnostic Test (ET7) SCCB
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* @hdr: SCCB header
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* @evbuf: event buffer
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*/
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struct sclp_diag_sccb {
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struct sccb_header hdr;
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struct sclp_diag_evbuf evbuf;
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} __packed;
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#endif /* _SCLP_DIAG_H */
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