patch-2.1.79 linux/drivers/fc4/fcp.h

• Lines: 95
• Date: Mon Jan 12 15:19:36 1998
• Orig file: v2.1.78/linux/drivers/fc4/fcp.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.78/linux/drivers/fc4/fcp.h linux/drivers/fc4/fcp.h
@@ -0,0 +1,94 @@
+/* fcp.h: Definitions for Fibre Channel Protocol.
+ *
+ * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
+ *
+ */
+
+#ifndef __FCP_H
+#define __FCP_H
+
+/* FCP addressing is hierarchical with up to 4 layers, MS first.
+   Exact meaning of the addresses is up to the vendor */
+
+/* fcp_cntl field */   
+#define FCP_CNTL_WRITE		0x00000001	/* Initiator write */
+#define FCP_CNTL_READ		0x00000002	/* Initiator read */
+#define FCP_CNTL_ABORT_TSK	0x00000200	/* Abort task set */
+#define FCP_CNTL_CLR_TASK	0x00000400	/* Clear task set */
+#define FCP_CNTL_RESET		0x00002000	/* Reset */
+#define FCP_CNTL_CLR_ACA	0x00004000	/* Clear ACA */
+#define FCP_CNTL_KILL_TASK	0x00008000	/* Terminate task */
+#define FCP_CNTL_QTYPE_MASK	0x00070000	/* Tagged queueing type */
+#define 	FCP_CNTL_QTYPE_SIMPLE		0x00000000
+#define 	FCP_CNTL_QTYPE_HEAD_OF_Q	0x00010000
+#define		FCP_CNTL_QTYPE_ORDERED		0x00020000
+#define 	FCP_CNTL_QTYPE_ACA_Q_TAG	0x00040000
+#define 	FCP_CNTL_QTYPE_UNTAGGED		0x00050000
+
+typedef struct {
+	u16	fcp_addr[4];
+	u32	fcp_cntl;
+	u8	fcp_cdb[16];
+	u32	fcp_data_len;
+} fcp_cmd;
+
+/* fcp_status field */
+#define	FCP_STATUS_MASK		0x000000ff	/* scsi status of command */
+#define FCP_STATUS_RSP_LEN	0x00000100	/* response_len != 0 */
+#define FCP_STATUS_SENSE_LEN	0x00000200	/* sense_len != 0 */
+#define FCP_STATUS_RESID	0x00000400	/* resid != 0 */
+
+typedef struct {
+	u32	xxx[2];
+	u32	fcp_status;
+	u32	fcp_resid;
+	u32	fcp_sense_len;
+	u32	fcp_response_len;
+	/* u8	fcp_sense[fcp_sense_len]; */
+	/* u8	fcp_response[fcp_response_len]; */
+} fcp_rsp;
+
+/* fcp errors */
+
+/* rsp_info_type field */
+#define FCP_RSP_SCSI_BUS_ERR	0x01
+#define FCP_RSP_SCSI_PORT_ERR	0x02
+#define FCP_RSP_CARD_ERR	0x03
+
+/* isp_status field */
+#define FCP_RSP_CMD_COMPLETE	0x0000
+#define FCP_RSP_CMD_INCOMPLETE	0x0001
+#define FCP_RSP_CMD_DMA_ERR	0x0002
+#define FCP_RSP_CMD_TRAN_ERR	0x0003
+#define FCP_RSP_CMD_RESET	0x0004
+#define FCP_RSP_CMD_ABORTED	0x0005
+#define FCP_RSP_CMD_TIMEOUT	0x0006
+#define FCP_RSP_CMD_OVERRUN	0x0007
+
+/* isp_state_flags field */
+#define FCP_RSP_ST_GOT_BUS	0x0100
+#define FCP_RSP_ST_GOT_TARGET	0x0200
+#define FCP_RSP_ST_SENT_CMD	0x0400
+#define FCP_RSP_ST_XFRD_DATA	0x0800
+#define FCP_RSP_ST_GOT_STATUS	0x1000
+#define FCP_RSP_ST_GOT_SENSE	0x2000
+
+/* isp_stat_flags field */
+#define FCP_RSP_STAT_DISC	0x0001
+#define FCP_RSP_STAT_SYNC	0x0002
+#define FCP_RSP_STAT_PERR	0x0004
+#define FCP_RSP_STAT_BUS_RESET	0x0008
+#define FCP_RSP_STAT_DEV_RESET	0x0010
+#define FCP_RSP_STAT_ABORTED	0x0020
+#define FCP_RSP_STAT_TIMEOUT	0x0040
+#define FCP_RSP_STAT_NEGOTIATE	0x0080
+
+typedef struct {
+	u8	rsp_info_type;
+	u8	xxx;
+	u16	isp_status;
+	u16	isp_state_flags;
+	u16	isp_stat_flags;
+} fcp_scsi_err;
+
+#endif /* !(__FCP_H) */