[SCSI] FC protocol definition header files

Signed-off-by: Robert Love <robert.w.love@intel.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 93 insertions, 0 deletions

diff --git a/include/scsi/fc/fc_gs.h b/include/scsi/fc/fc_gs.h
new file mode 100644
index 000000000000..ffab0272c65a
--- /dev/null
+++ b/include/scsi/fc/fc_gs.h
@@ -0,0 +1,93 @@
+/*
+ * Copyright(c) 2007 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Maintained at www.Open-FCoE.org
+ */
+
+#ifndef _FC_GS_H_
+#define _FC_GS_H_
+
+/*
+ * Fibre Channel Services - Common Transport.
+ * From T11.org FC-GS-2 Rev 5.3 November 1998.
+ */
+
+struct fc_ct_hdr {
+        __u8            ct_rev;         /* revision */
+        __u8            ct_in_id[3];    /* N_Port ID of original requestor */
+        __u8            ct_fs_type;     /* type of fibre channel service */
+        __u8            ct_fs_subtype;  /* subtype */
+        __u8            ct_options;
+        __u8            _ct_resvd1;
+        __be16          ct_cmd;         /* command / response code */
+        __be16          ct_mr_size;     /* maximum / residual size */
+        __u8            _ct_resvd2;
+        __u8            ct_reason;      /* reject reason */
+        __u8            ct_explan;      /* reason code explanation */
+        __u8            ct_vendor;      /* vendor unique data */
+};
+
+#define FC_CT_HDR_LEN   16      /* expected sizeof (struct fc_ct_hdr) */
+
+enum fc_ct_rev {
+        FC_CT_REV = 1           /* common transport revision */
+};
+
+/*
+ * ct_fs_type values.
+ */
+enum fc_ct_fs_type {
+        FC_FST_ALIAS =  0xf8,   /* alias service */
+        FC_FST_MGMT =   0xfa,   /* management service */
+        FC_FST_TIME =   0xfb,   /* time service */
+        FC_FST_DIR =    0xfc,   /* directory service */
+};
+
+/*
+ * ct_cmd: Command / response codes
+ */
+enum fc_ct_cmd {
+        FC_FS_RJT =     0x8001, /* reject */
+        FC_FS_ACC =     0x8002, /* accept */
+};
+
+/*
+ * FS_RJT reason codes.
+ */
+enum fc_ct_reason {
+        FC_FS_RJT_CMD =         0x01,   /* invalid command code */
+        FC_FS_RJT_VER =         0x02,   /* invalid version level */
+        FC_FS_RJT_LOG =         0x03,   /* logical error */
+        FC_FS_RJT_IUSIZ =       0x04,   /* invalid IU size */
+        FC_FS_RJT_BSY =         0x05,   /* logical busy */
+        FC_FS_RJT_PROTO =       0x07,   /* protocol error */
+        FC_FS_RJT_UNABL =       0x09,   /* unable to perform command request */
+        FC_FS_RJT_UNSUP =       0x0b,   /* command not supported */
+};
+
+/*
+ * FS_RJT reason code explanations.
+ */
+enum fc_ct_explan {
+        FC_FS_EXP_NONE =        0x00,   /* no additional explanation */
+        FC_FS_EXP_PID =         0x01,   /* port ID not registered */
+        FC_FS_EXP_PNAM =        0x02,   /* port name not registered */
+        FC_FS_EXP_NNAM =        0x03,   /* node name not registered */
+        FC_FS_EXP_COS =         0x04,   /* class of service not registered */
+        /* definitions not complete */
+};
+
+#endif /* _FC_GS_H_ */