/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License 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.
*
* 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 Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
* All rights reserved.
*
* 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.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
#ifndef __iwl_3945_fh_h__
#define __iwl_3945_fh_h__
/************************************/
/* iwl3945 Flow Handler Definitions */
/************************************/
/**
* This I/O area is directly read/writable by driver (e.g. Linux uses writel())
* Addresses are offsets from device's PCI hardware base address.
*/
#define FH39_MEM_LOWER_BOUND (0x0800)
#define FH39_MEM_UPPER_BOUND (0x1000)
#define FH39_CBCC_TABLE (FH39_MEM_LOWER_BOUND + 0x140)
#define FH39_TFDB_TABLE (FH39_MEM_LOWER_BOUND + 0x180)
#define FH39_RCSR_TABLE (FH39_MEM_LOWER_BOUND + 0x400)
#define FH39_RSSR_TABLE (FH39_MEM_LOWER_BOUND + 0x4c0)
#define FH39_TCSR_TABLE (FH39_MEM_LOWER_BOUND + 0x500)
#define FH39_TSSR_TABLE (FH39_MEM_LOWER_BOUND + 0x680)
/* TFDB (Transmit Frame Buffer Descriptor) */
#define FH39_TFDB(_ch, buf) (FH39_TFDB_TABLE + \
((_ch) * 2 + (buf)) * 0x28)
#define FH39_TFDB_CHNL_BUF_CTRL_REG(_ch) (FH39_TFDB_TABLE + 0x50 * (_ch))
/* CBCC channel is [0,2] */
#define FH39_CBCC(_ch) (FH39_CBCC_TABLE + (_ch) * 0x8)
#define FH39_CBCC_CTRL(_ch) (FH39_CBCC(_ch) + 0x00)
#define FH39_CBCC_BASE(_ch) (FH39_CBCC(_ch) + 0x04)
/* RCSR channel is [0,2] */
#define FH39_RCSR(_ch) (FH39_RCSR_TABLE + (_ch) * 0x40)
#define FH39_RCSR_CONFIG(_ch) (FH39_RCSR(_ch) + 0x00)
#define FH39_RCSR_RBD_BASE(_ch) (FH39_RCSR(_ch) + 0x04)
#define FH39_RCSR_WPTR(_ch) (FH39_RCSR(_ch) + 0x20)
#define FH39_RCSR_RPTR_ADDR(_ch) (FH39_RCSR(_ch) + 0x24)
#define FH39_RSCSR_CHNL0_WPTR (FH39_RCSR_WPTR(0))
/* RSSR */
#define FH39_RSSR_CTRL (FH39_RSSR_TABLE + 0x000)
#define FH39_RSSR_STATUS (FH39_RSSR_TABLE + 0x004)
/* TCSR */
#define FH39_TCSR(_ch) (FH39_TCSR_TABLE + (_ch) * 0x20)
#define FH39_TCSR_CONFIG(_ch) (FH39_TCSR(_ch) + 0x00)
#define FH39_TCSR_CREDIT(_ch) (FH39_TCSR(_ch) + 0x04)
#define FH39_TCSR_BUFF_STTS(_ch) (FH39_TCSR(_ch) + 0x08)
/* TSSR */
#define FH39_TSSR_CBB_BASE (FH39_TSSR_TABLE + 0x000)
#define FH39_TSSR_MSG_CONFIG (FH39_TSSR_TABLE + 0x008)
#define FH39_TSSR_TX_STATUS (FH39_TSSR_TABLE + 0x010)
/* DBM */
#define FH39_SRVC_CHNL (6)
#define FH39_RCSR_RX_CONFIG_REG_POS_RBDC_SIZE (20)
#define FH39_RCSR_RX_CONFIG_REG_POS_IRQ_RBTH (4)
#define FH39_RCSR_RX_CONFIG_REG_BIT_WR_STTS_EN (0x08000000)
#define FH39_RCSR_RX_CONFIG_REG_VAL_DMA_CHNL_EN_ENABLE (0x80000000)
#define FH39_RCSR_RX_CONFIG_REG_VAL_RDRBD_EN_ENABLE (0x20000000)
#define FH39_RCSR_RX_CONFIG_REG_VAL_MAX_FRAG_SIZE_128 (0x01000000)
#define FH39_RCSR_RX_CONFIG_REG_VAL_IRQ_DEST_INT_HOST (0x00001000)
#define FH39_RCSR_RX_CONFIG_REG_VAL_MSG_MODE_FH (0x00000000)
#define FH39_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_TXF (0x00000000)
#define FH39_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_DRIVER (0x00000001)
#define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE_VAL (0x00000000)
#define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE_VAL (0x00000008)
#define FH39_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_IFTFD (0x00200000)
#define FH39_TCSR_TX_CONFIG_REG_VAL_CIRQ_RTC_NOINT (0x00000000)
#define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE (0x00000000)
#define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE (0x80000000)
#define FH39_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_VALID (0x00004000)
#define FH39_TCSR_CHNL_TX_BUF_STS_REG_BIT_TFDB_WPTR (0x00000001)
#define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TXPD_ON (0xFF000000)
#define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_TXPD_ON (0x00FF0000)
#define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_128B (0x00000400)
#define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TFD_ON (0x00000100)
#define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_CBB_ON (0x00000080)
#define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RSP_WAIT_TH (0x00000020)
#define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_RSP_WAIT_TH (0x00000005)
#define FH39_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_ch) (BIT(_ch) << 24)
#define FH39_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_ch) (BIT(_ch) << 16)
#define FH39_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(_ch) \
(FH39_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_ch) | \
FH39_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_ch))
#define FH39_RSSR_CHNL0_RX_STATUS_CHNL_IDLE (0x01000000)
struct iwl3945_tfd_tb {
__le32 addr;
__le32 len;
} __attribute__ ((packed));
struct iwl3945_tfd {
__le32 control_flags;
struct iwl3945_tfd_tb tbs[4];
u8 __pad[28];
} __attribute__ ((packed));
#endif /* __iwl_3945_fh_h__ */
