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Diffstat (limited to 'drivers/scsi/bfa/include/bfi/bfi.h')
-rw-r--r--drivers/scsi/bfa/include/bfi/bfi.h174
1 files changed, 174 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/include/bfi/bfi.h b/drivers/scsi/bfa/include/bfi/bfi.h
new file mode 100644
index 000000000000..6cadfe0d4ba1
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi.h
@@ -0,0 +1,174 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that 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.
+ */
+
+#ifndef __BFI_H__
+#define __BFI_H__
+
+#include <bfa_os_inc.h>
+#include <defs/bfa_defs_status.h>
+
+#pragma pack(1)
+
+/**
+ * Msg header common to all msgs
+ */
+struct bfi_mhdr_s {
+ u8 msg_class; /* @ref bfi_mclass_t */
+ u8 msg_id; /* msg opcode with in the class */
+ union {
+ struct {
+ u8 rsvd;
+ u8 lpu_id; /* msg destination */
+ } h2i;
+ u16 i2htok; /* token in msgs to host */
+ } mtag;
+};
+
+#define bfi_h2i_set(_mh, _mc, _op, _lpuid) do { \
+ (_mh).msg_class = (_mc); \
+ (_mh).msg_id = (_op); \
+ (_mh).mtag.h2i.lpu_id = (_lpuid); \
+} while (0)
+
+#define bfi_i2h_set(_mh, _mc, _op, _i2htok) do { \
+ (_mh).msg_class = (_mc); \
+ (_mh).msg_id = (_op); \
+ (_mh).mtag.i2htok = (_i2htok); \
+} while (0)
+
+/*
+ * Message opcodes: 0-127 to firmware, 128-255 to host
+ */
+#define BFI_I2H_OPCODE_BASE 128
+#define BFA_I2HM(_x) ((_x) + BFI_I2H_OPCODE_BASE)
+
+/**
+ ****************************************************************************
+ *
+ * Scatter Gather Element and Page definition
+ *
+ ****************************************************************************
+ */
+
+#define BFI_SGE_INLINE 1
+#define BFI_SGE_INLINE_MAX (BFI_SGE_INLINE + 1)
+
+/**
+ * SG Flags
+ */
+enum {
+ BFI_SGE_DATA = 0, /* data address, not last */
+ BFI_SGE_DATA_CPL = 1, /* data addr, last in current page */
+ BFI_SGE_DATA_LAST = 3, /* data address, last */
+ BFI_SGE_LINK = 2, /* link address */
+ BFI_SGE_PGDLEN = 2, /* cumulative data length for page */
+};
+
+/**
+ * DMA addresses
+ */
+union bfi_addr_u {
+ struct {
+ u32 addr_lo;
+ u32 addr_hi;
+ } a32;
+};
+
+/**
+ * Scatter Gather Element
+ */
+struct bfi_sge_s {
+#ifdef __BIGENDIAN
+ u32 flags : 2,
+ rsvd : 2,
+ sg_len : 28;
+#else
+ u32 sg_len : 28,
+ rsvd : 2,
+ flags : 2;
+#endif
+ union bfi_addr_u sga;
+};
+
+/**
+ * Scatter Gather Page
+ */
+#define BFI_SGPG_DATA_SGES 7
+#define BFI_SGPG_SGES_MAX (BFI_SGPG_DATA_SGES + 1)
+#define BFI_SGPG_RSVD_WD_LEN 8
+struct bfi_sgpg_s {
+ struct bfi_sge_s sges[BFI_SGPG_SGES_MAX];
+ u32 rsvd[BFI_SGPG_RSVD_WD_LEN];
+};
+
+/*
+ * Large Message structure - 128 Bytes size Msgs
+ */
+#define BFI_LMSG_SZ 128
+#define BFI_LMSG_PL_WSZ \
+ ((BFI_LMSG_SZ - sizeof(struct bfi_mhdr_s)) / 4)
+
+struct bfi_msg_s {
+ struct bfi_mhdr_s mhdr;
+ u32 pl[BFI_LMSG_PL_WSZ];
+};
+
+/**
+ * Mailbox message structure
+ */
+#define BFI_MBMSG_SZ 7
+struct bfi_mbmsg_s {
+ struct bfi_mhdr_s mh;
+ u32 pl[BFI_MBMSG_SZ];
+};
+
+/**
+ * Message Classes
+ */
+enum bfi_mclass {
+ BFI_MC_IOC = 1, /* IO Controller (IOC) */
+ BFI_MC_DIAG = 2, /* Diagnostic Msgs */
+ BFI_MC_FLASH = 3, /* Flash message class */
+ BFI_MC_CEE = 4,
+ BFI_MC_FC_PORT = 5, /* FC port */
+ BFI_MC_IOCFC = 6, /* FC - IO Controller (IOC) */
+ BFI_MC_LL = 7, /* Link Layer */
+ BFI_MC_UF = 8, /* Unsolicited frame receive */
+ BFI_MC_FCXP = 9, /* FC Transport */
+ BFI_MC_LPS = 10, /* lport fc login services */
+ BFI_MC_RPORT = 11, /* Remote port */
+ BFI_MC_ITNIM = 12, /* I-T nexus (Initiator mode) */
+ BFI_MC_IOIM_READ = 13, /* read IO (Initiator mode) */
+ BFI_MC_IOIM_WRITE = 14, /* write IO (Initiator mode) */
+ BFI_MC_IOIM_IO = 15, /* IO (Initiator mode) */
+ BFI_MC_IOIM = 16, /* IO (Initiator mode) */
+ BFI_MC_IOIM_IOCOM = 17, /* good IO completion */
+ BFI_MC_TSKIM = 18, /* Initiator Task management */
+ BFI_MC_SBOOT = 19, /* SAN boot services */
+ BFI_MC_IPFC = 20, /* IP over FC Msgs */
+ BFI_MC_PORT = 21, /* Physical port */
+ BFI_MC_MAX = 32
+};
+
+#define BFI_IOC_MAX_CQS 4
+#define BFI_IOC_MAX_CQS_ASIC 8
+#define BFI_IOC_MSGLEN_MAX 32 /* 32 bytes */
+
+#pragma pack()
+
+#endif /* __BFI_H__ */
+