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kernel/linux-rt-4.4.41/drivers/net/ethernet/chelsio/cxgb3/firmware_exports.h 5.74 KB
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  /*
   * Copyright (c) 2004-2008 Chelsio, Inc. All rights reserved.
   *
   * This software is available to you under a choice of one of two
   * licenses.  You may choose to be licensed under the terms of the GNU
   * General Public License (GPL) Version 2, available from the file
   * COPYING in the main directory of this source tree, or the
   * OpenIB.org BSD license below:
   *
   *     Redistribution and use in source and binary forms, with or
   *     without modification, are permitted provided that the following
   *     conditions are met:
   *
   *      - Redistributions of source code must retain the above
   *        copyright notice, this list of conditions and the following
   *        disclaimer.
   *
   *      - Redistributions in binary form must reproduce the above
   *        copyright notice, this list of conditions and the following
   *        disclaimer in the documentation and/or other materials
   *        provided with the distribution.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
   * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
   * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
   * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
   * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   * SOFTWARE.
   */
  #ifndef _FIRMWARE_EXPORTS_H_
  #define _FIRMWARE_EXPORTS_H_
  
  /* WR OPCODES supported by the firmware.
   */
  #define	FW_WROPCODE_FORWARD			0x01
  #define FW_WROPCODE_BYPASS			0x05
  
  #define FW_WROPCODE_TUNNEL_TX_PKT		0x03
  
  #define FW_WROPOCDE_ULPTX_DATA_SGL		0x00
  #define FW_WROPCODE_ULPTX_MEM_READ		0x02
  #define FW_WROPCODE_ULPTX_PKT			0x04
  #define FW_WROPCODE_ULPTX_INVALIDATE		0x06
  
  #define FW_WROPCODE_TUNNEL_RX_PKT		0x07
  
  #define FW_WROPCODE_OFLD_GETTCB_RPL		0x08
  #define FW_WROPCODE_OFLD_CLOSE_CON		0x09
  #define FW_WROPCODE_OFLD_TP_ABORT_CON_REQ	0x0A
  #define FW_WROPCODE_OFLD_HOST_ABORT_CON_RPL	0x0F
  #define FW_WROPCODE_OFLD_HOST_ABORT_CON_REQ	0x0B
  #define FW_WROPCODE_OFLD_TP_ABORT_CON_RPL	0x0C
  #define FW_WROPCODE_OFLD_TX_DATA		0x0D
  #define FW_WROPCODE_OFLD_TX_DATA_ACK		0x0E
  
  #define FW_WROPCODE_RI_RDMA_INIT		0x10
  #define FW_WROPCODE_RI_RDMA_WRITE		0x11
  #define FW_WROPCODE_RI_RDMA_READ_REQ		0x12
  #define FW_WROPCODE_RI_RDMA_READ_RESP		0x13
  #define FW_WROPCODE_RI_SEND			0x14
  #define FW_WROPCODE_RI_TERMINATE		0x15
  #define FW_WROPCODE_RI_RDMA_READ		0x16
  #define FW_WROPCODE_RI_RECEIVE			0x17
  #define FW_WROPCODE_RI_BIND_MW			0x18
  #define FW_WROPCODE_RI_FASTREGISTER_MR		0x19
  #define FW_WROPCODE_RI_LOCAL_INV		0x1A
  #define FW_WROPCODE_RI_MODIFY_QP		0x1B
  #define FW_WROPCODE_RI_BYPASS			0x1C
  
  #define FW_WROPOCDE_RSVD			0x1E
  
  #define FW_WROPCODE_SGE_EGRESSCONTEXT_RR	0x1F
  
  #define FW_WROPCODE_MNGT			0x1D
  #define FW_MNGTOPCODE_PKTSCHED_SET		0x00
  
  /* Maximum size of a WR sent from the host, limited by the SGE.
   *
   * Note: WR coming from ULP or TP are only limited by CIM.
   */
  #define FW_WR_SIZE			128
  
  /* Maximum number of outstanding WRs sent from the host. Value must be
   * programmed in the CTRL/TUNNEL/QP SGE Egress Context and used by
   * offload modules to limit the number of WRs per connection.
   */
  #define FW_T3_WR_NUM			16
  #define FW_N3_WR_NUM			7
  
  #ifndef N3
  # define FW_WR_NUM			FW_T3_WR_NUM
  #else
  # define FW_WR_NUM			FW_N3_WR_NUM
  #endif
  
  /* FW_TUNNEL_NUM corresponds to the number of supported TUNNEL Queues. These
   * queues must start at SGE Egress Context FW_TUNNEL_SGEEC_START and must
   * start at 'TID' (or 'uP Token') FW_TUNNEL_TID_START.
   *
   * Ingress Traffic (e.g. DMA completion credit)  for TUNNEL Queue[i] is sent
   * to RESP Queue[i].
   */
  #define FW_TUNNEL_NUM			8
  #define FW_TUNNEL_SGEEC_START		8
  #define FW_TUNNEL_TID_START		65544
  
  /* FW_CTRL_NUM corresponds to the number of supported CTRL Queues. These queues
   * must start at SGE Egress Context FW_CTRL_SGEEC_START and must start at 'TID'
   * (or 'uP Token') FW_CTRL_TID_START.
   *
   * Ingress Traffic for CTRL Queue[i] is sent to RESP Queue[i].
   */
  #define FW_CTRL_NUM			8
  #define FW_CTRL_SGEEC_START		65528
  #define FW_CTRL_TID_START		65536
  
  /* FW_OFLD_NUM corresponds to the number of supported OFFLOAD Queues. These
   * queues must start at SGE Egress Context FW_OFLD_SGEEC_START.
   *
   * Note: the 'uP Token' in the SGE Egress Context fields is irrelevant for
   * OFFLOAD Queues, as the host is responsible for providing the correct TID in
   * every WR.
   *
   * Ingress Trafffic for OFFLOAD Queue[i] is sent to RESP Queue[i].
   */
  #define FW_OFLD_NUM			8
  #define FW_OFLD_SGEEC_START		0
  
  /*
   *
   */
  #define FW_RI_NUM			1
  #define FW_RI_SGEEC_START		65527
  #define FW_RI_TID_START			65552
  
  /*
   * The RX_PKT_TID
   */
  #define FW_RX_PKT_NUM			1
  #define FW_RX_PKT_TID_START		65553
  
  /* FW_WRC_NUM corresponds to the number of Work Request Context that supported
   * by the firmware.
   */
  #define FW_WRC_NUM			\
      (65536 + FW_TUNNEL_NUM + FW_CTRL_NUM + FW_RI_NUM + FW_RX_PKT_NUM)
  
  /*
   * FW type and version.
   */
  #define S_FW_VERSION_TYPE		28
  #define M_FW_VERSION_TYPE		0xF
  #define V_FW_VERSION_TYPE(x)		((x) << S_FW_VERSION_TYPE)
  #define G_FW_VERSION_TYPE(x)		\
      (((x) >> S_FW_VERSION_TYPE) & M_FW_VERSION_TYPE)
  
  #define S_FW_VERSION_MAJOR		16
  #define M_FW_VERSION_MAJOR		0xFFF
  #define V_FW_VERSION_MAJOR(x)		((x) << S_FW_VERSION_MAJOR)
  #define G_FW_VERSION_MAJOR(x)		\
      (((x) >> S_FW_VERSION_MAJOR) & M_FW_VERSION_MAJOR)
  
  #define S_FW_VERSION_MINOR		8
  #define M_FW_VERSION_MINOR		0xFF
  #define V_FW_VERSION_MINOR(x)		((x) << S_FW_VERSION_MINOR)
  #define G_FW_VERSION_MINOR(x)		\
      (((x) >> S_FW_VERSION_MINOR) & M_FW_VERSION_MINOR)
  
  #define S_FW_VERSION_MICRO		0
  #define M_FW_VERSION_MICRO		0xFF
  #define V_FW_VERSION_MICRO(x)		((x) << S_FW_VERSION_MICRO)
  #define G_FW_VERSION_MICRO(x)		\
      (((x) >> S_FW_VERSION_MICRO) & M_FW_VERSION_MICRO)
  
  #endif				/* _FIRMWARE_EXPORTS_H_ */