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-rw-r--r--drivers/s390/char/sclp_diag.h90
1 files changed, 90 insertions, 0 deletions
diff --git a/drivers/s390/char/sclp_diag.h b/drivers/s390/char/sclp_diag.h
new file mode 100644
index 000000000..796c5311b
--- /dev/null
+++ b/drivers/s390/char/sclp_diag.h
@@ -0,0 +1,90 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright IBM Corp. 2013
+ * Author(s): Ralf Hoppe (rhoppe@de.ibm.com)
+ */
+
+#ifndef _SCLP_DIAG_H
+#define _SCLP_DIAG_H
+
+#include <linux/types.h>
+
+/* return codes for Diagnostic Test FTP Service, as indicated in member
+ * sclp_diag_ftp::ldflg
+ */
+#define SCLP_DIAG_FTP_OK 0x80U /* success */
+#define SCLP_DIAG_FTP_LDFAIL 0x01U /* load failed */
+#define SCLP_DIAG_FTP_LDNPERM 0x02U /* not allowed */
+#define SCLP_DIAG_FTP_LDRUNS 0x03U /* LD runs */
+#define SCLP_DIAG_FTP_LDNRUNS 0x04U /* LD does not run */
+
+#define SCLP_DIAG_FTP_XPCX 0x80 /* PCX communication code */
+#define SCLP_DIAG_FTP_ROUTE 4 /* routing code for new FTP service */
+
+/*
+ * length of Diagnostic Test FTP Service event buffer
+ */
+#define SCLP_DIAG_FTP_EVBUF_LEN \
+ (offsetof(struct sclp_diag_evbuf, mdd) + \
+ sizeof(struct sclp_diag_ftp))
+
+/**
+ * struct sclp_diag_ftp - Diagnostic Test FTP Service model-dependent data
+ * @pcx: code for PCX communication (should be 0x80)
+ * @ldflg: load flag (see defines above)
+ * @cmd: FTP command
+ * @pgsize: page size (0 = 4kB, 1 = large page size)
+ * @srcflg: source flag
+ * @spare: reserved (zeroes)
+ * @offset: file offset
+ * @fsize: file size
+ * @length: buffer size resp. bytes transferred
+ * @failaddr: failing address
+ * @bufaddr: buffer address, virtual
+ * @asce: region or segment table designation
+ * @fident: file name (ASCII, zero-terminated)
+ */
+struct sclp_diag_ftp {
+ u8 pcx;
+ u8 ldflg;
+ u8 cmd;
+ u8 pgsize;
+ u8 srcflg;
+ u8 spare;
+ u64 offset;
+ u64 fsize;
+ u64 length;
+ u64 failaddr;
+ u64 bufaddr;
+ u64 asce;
+
+ u8 fident[256];
+} __packed;
+
+/**
+ * struct sclp_diag_evbuf - Diagnostic Test (ET7) Event Buffer
+ * @hdr: event buffer header
+ * @route: diagnostic route
+ * @mdd: model-dependent data (@route dependent)
+ */
+struct sclp_diag_evbuf {
+ struct evbuf_header hdr;
+ u16 route;
+
+ union {
+ struct sclp_diag_ftp ftp;
+ } mdd;
+} __packed;
+
+/**
+ * struct sclp_diag_sccb - Diagnostic Test (ET7) SCCB
+ * @hdr: SCCB header
+ * @evbuf: event buffer
+ */
+struct sclp_diag_sccb {
+
+ struct sccb_header hdr;
+ struct sclp_diag_evbuf evbuf;
+} __packed;
+
+#endif /* _SCLP_DIAG_H */