347 lines
9.9 KiB
C
347 lines
9.9 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2010, Pyun YongHyeon <yongari@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _IF_VTEREG_H
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#define _IF_VTEREG_H
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/*
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* RDC Semiconductor PCI vendor ID
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*/
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#define VENDORID_RDC 0x17F3
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/*
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* Vortex86 RDC R6040 FastEthernet device ID
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*/
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#define DEVICEID_RDC_R6040 0x6040 /* PMX-1000 */
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/* MAC control register 0 */
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#define VTE_MCR0 0x00
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#define MCR0_ACCPT_ERR 0x0001
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#define MCR0_RX_ENB 0x0002
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#define MCR0_ACCPT_RUNT 0x0004
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#define MCR0_ACCPT_LONG_PKT 0x0008
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#define MCR0_ACCPT_DRIBBLE 0x0010
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#define MCR0_PROMISC 0x0020
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#define MCR0_BROADCAST_DIS 0x0040
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#define MCR0_RX_EARLY_INTR 0x0080
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#define MCR0_MULTICAST 0x0100
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#define MCR0_FC_ENB 0x0200
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#define MCR0_TX_ENB 0x1000
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#define MCR0_TX_EARLY_INTR 0x4000
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#define MCR0_FULL_DUPLEX 0x8000
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/* MAC control register 1 */
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#define VTE_MCR1 0x04
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#define MCR1_MAC_RESET 0x0001
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#define MCR1_MAC_LOOPBACK 0x0002
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#define MCR1_EXCESS_COL_RETRANS_DIS 0x0004
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#define MCR1_AUTO_CHG_DUPLEX 0x0008
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#define MCR1_PKT_LENGTH_1518 0x0010
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#define MCR1_PKT_LENGTH_1522 0x0020
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#define MCR1_PKT_LENGTH_1534 0x0030
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#define MCR1_PKT_LENGTH_1537 0x0000
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#define MCR1_EARLY_INTR_THRESH_1129 0x0000
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#define MCR1_EARLY_INTR_THRESH_1257 0x0040
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#define MCR1_EARLY_INTR_THRESH_1385 0x0080
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#define MCR1_EARLY_INTR_THRESH_1513 0x00C0
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#define MCR1_EXCESS_COL_RETRY_16 0x0000
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#define MCR1_EXCESS_COL_RETRY_32 0x0100
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#define MCR1_FC_ACTIVE 0x0200
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#define MCR1_RX_DESC_HASH_IDX 0x4000
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#define MCR1_RX_UNICAST_HASH 0x8000
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#define MCR1_PKT_LENGTH_MASK 0x0030
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#define MCR1_EARLY_INTR_THRESH_MASK 0x00C0
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/* MAC bus control register */
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#define VTE_MBCR 0x08
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#define MBCR_FIFO_XFER_LENGTH_4 0x0000
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#define MBCR_FIFO_XFER_LENGTH_8 0x0001
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#define MBCR_FIFO_XFER_LENGTH_16 0x0002
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#define MBCR_FIFO_XFER_LENGTH_32 0x0003
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#define MBCR_TX_FIFO_THRESH_16 0x0000
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#define MBCR_TX_FIFO_THRESH_32 0x0004
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#define MBCR_TX_FIFO_THRESH_64 0x0008
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#define MBCR_TX_FIFO_THRESH_96 0x000C
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#define MBCR_RX_FIFO_THRESH_8 0x0000
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#define MBCR_RX_FIFO_THRESH_16 0x0010
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#define MBCR_RX_FIFO_THRESH_32 0x0020
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#define MBCR_RX_FIFO_THRESH_64 0x0030
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#define MBCR_SDRAM_BUS_REQ_TIMER_MASK 0x1F00
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#define MBCR_SDRAM_BUS_REQ_TIMER_SHIFT 8
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#define MBCR_SDRAM_BUS_REQ_TIMER_DEFAULT 0x1F00
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/* MAC TX interrupt control register */
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#define VTE_MTICR 0x0C
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#define MTICR_TX_TIMER_MASK 0x001F
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#define MTICR_TX_BUNDLE_MASK 0x0F00
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#define VTE_IM_TX_TIMER_DEFAULT 0x7F
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#define VTE_IM_TX_BUNDLE_DEFAULT 15
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#define VTE_IM_TIMER_MIN 0
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#define VTE_IM_TIMER_MAX 82
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#define VTE_IM_TIMER_MASK 0x001F
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#define VTE_IM_TIMER_SHIFT 0
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#define VTE_IM_BUNDLE_MIN 1
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#define VTE_IM_BUNDLE_MAX 15
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#define VTE_IM_BUNDLE_SHIFT 8
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/* MAC RX interrupt control register */
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#define VTE_MRICR 0x10
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#define MRICR_RX_TIMER_MASK 0x001F
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#define MRICR_RX_BUNDLE_MASK 0x0F00
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#define VTE_IM_RX_TIMER_DEFAULT 0x7F
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#define VTE_IM_RX_BUNDLE_DEFAULT 15
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/* MAC TX poll command register */
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#define VTE_TX_POLL 0x14
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#define TX_POLL_START 0x0001
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/* MAC RX buffer size register */
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#define VTE_MRBSR 0x18
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#define VTE_MRBSR_SIZE_MASK 0x03FF
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/* MAC RX descriptor control register */
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#define VTE_MRDCR 0x1A
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#define VTE_MRDCR_RESIDUE_MASK 0x00FF
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#define VTE_MRDCR_RX_PAUSE_THRESH_MASK 0xFF00
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#define VTE_MRDCR_RX_PAUSE_THRESH_SHIFT 8
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/* MAC Last status register */
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#define VTE_MLSR 0x1C
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#define MLSR_MULTICAST 0x0001
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#define MLSR_BROADCAST 0x0002
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#define MLSR_CRC_ERR 0x0004
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#define MLSR_RUNT 0x0008
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#define MLSR_LONG_PKT 0x0010
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#define MLSR_TRUNC 0x0020
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#define MLSR_DRIBBLE 0x0040
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#define MLSR_PHY_ERR 0x0080
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#define MLSR_TX_FIFO_UNDERRUN 0x0200
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#define MLSR_RX_DESC_UNAVAIL 0x0400
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#define MLSR_TX_EXCESS_COL 0x2000
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#define MLSR_TX_LATE_COL 0x4000
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#define MLSR_RX_FIFO_OVERRUN 0x8000
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/* MAC MDIO control register */
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#define VTE_MMDIO 0x20
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#define MMDIO_REG_ADDR_MASK 0x001F
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#define MMDIO_PHY_ADDR_MASK 0x1F00
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#define MMDIO_READ 0x2000
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#define MMDIO_WRITE 0x4000
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#define MMDIO_REG_ADDR_SHIFT 0
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#define MMDIO_PHY_ADDR_SHIFT 8
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/* MAC MDIO read data register */
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#define VTE_MMRD 0x24
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#define MMRD_DATA_MASK 0xFFFF
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/* MAC MDIO write data register */
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#define VTE_MMWD 0x28
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#define MMWD_DATA_MASK 0xFFFF
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/* MAC TX descriptor start address 0 */
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#define VTE_MTDSA0 0x2C
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/* MAC TX descriptor start address 1 */
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#define VTE_MTDSA1 0x30
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/* MAC RX descriptor start address 0 */
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#define VTE_MRDSA0 0x34
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/* MAC RX descriptor start address 1 */
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#define VTE_MRDSA1 0x38
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/* MAC Interrupt status register */
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#define VTE_MISR 0x3C
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#define MISR_RX_DONE 0x0001
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#define MISR_RX_DESC_UNAVAIL 0x0002
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#define MISR_RX_FIFO_FULL 0x0004
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#define MISR_RX_EARLY_INTR 0x0008
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#define MISR_TX_DONE 0x0010
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#define MISR_TX_EARLY_INTR 0x0080
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#define MISR_EVENT_CNT_OFLOW 0x0100
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#define MISR_PHY_MEDIA_CHG 0x0200
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/* MAC Interrupt enable register */
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#define VTE_MIER 0x40
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#define VTE_INTRS \
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(MISR_RX_DONE | MISR_RX_DESC_UNAVAIL | MISR_RX_FIFO_FULL | \
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MISR_TX_DONE | MISR_EVENT_CNT_OFLOW)
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/* MAC Event counter interrupt status register */
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#define VTE_MECISR 0x44
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#define MECISR_EC_RX_DONE 0x0001
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#define MECISR_EC_MULTICAST 0x0002
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#define MECISR_EC_BROADCAST 0x0004
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#define MECISR_EC_CRC_ERR 0x0008
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#define MECISR_EC_RUNT 0x0010
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#define MESCIR_EC_LONG_PKT 0x0020
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#define MESCIR_EC_RX_DESC_UNAVAIL 0x0080
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#define MESCIR_EC_RX_FIFO_FULL 0x0100
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#define MESCIR_EC_TX_DONE 0x0200
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#define MESCIR_EC_LATE_COL 0x0400
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#define MESCIR_EC_TX_UNDERRUN 0x0800
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/* MAC Event counter interrupt enable register */
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#define VTE_MECIER 0x48
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#define VTE_MECIER_INTRS \
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(MECISR_EC_RX_DONE | MECISR_EC_MULTICAST | MECISR_EC_BROADCAST | \
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MECISR_EC_CRC_ERR | MECISR_EC_RUNT | MESCIR_EC_LONG_PKT | \
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MESCIR_EC_RX_DESC_UNAVAIL | MESCIR_EC_RX_FIFO_FULL | \
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MESCIR_EC_TX_DONE | MESCIR_EC_LATE_COL | MESCIR_EC_TX_UNDERRUN)
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#define VTE_CNT_RX_DONE 0x50
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#define VTE_CNT_MECNT0 0x52
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#define VTE_CNT_MECNT1 0x54
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#define VTE_CNT_MECNT2 0x56
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#define VTE_CNT_MECNT3 0x58
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#define VTE_CNT_TX_DONE 0x5A
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#define VTE_CNT_MECNT4 0x5C
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#define VTE_CNT_PAUSE 0x5E
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/* MAC Hash table register */
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#define VTE_MAR0 0x60
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#define VTE_MAR1 0x62
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#define VTE_MAR2 0x64
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#define VTE_MAR3 0x66
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/* MAC station address and multicast address register */
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#define VTE_MID0L 0x68
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#define VTE_MID0M 0x6A
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#define VTE_MID0H 0x6C
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#define VTE_MID1L 0x70
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#define VTE_MID1M 0x72
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#define VTE_MID1H 0x74
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#define VTE_MID2L 0x78
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#define VTE_MID2M 0x7A
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#define VTE_MID2H 0x7C
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#define VTE_MID3L 0x80
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#define VTE_MID3M 0x82
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#define VTE_MID3H 0x84
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#define VTE_RXFILTER_PEEFECT_BASE VTE_MID1L
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#define VTE_RXFILT_PERFECT_CNT 3
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/* MAC PHY status change configuration register */
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#define VTE_MPSCCR 0x88
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#define MPSCCR_TIMER_DIVIDER_MASK 0x0007
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#define MPSCCR_PHY_ADDR_MASK 0x1F00
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#define MPSCCR_PHY_STS_CHG_ENB 0x8000
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#define MPSCCR_PHY_ADDR_SHIFT 8
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/* MAC PHY status register2 */
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#define VTE_MPSR 0x8A
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#define MPSR_LINK_UP 0x0001
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#define MPSR_SPEED_100 0x0002
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#define MPSR_FULL_DUPLEX 0x0004
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/* MAC Status machine(undocumented). */
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#define VTE_MACSM 0xAC
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/* MDC Speed control register */
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#define VTE_MDCSC 0xB6
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#define MDCSC_DEFAULT 0x0030
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/* MAC Identifier and revision register */
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#define VTE_MACID_REV 0xBC
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#define VTE_MACID_REV_MASK 0x00FF
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#define VTE_MACID_MASK 0xFF00
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#define VTE_MACID_REV_SHIFT 0
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#define VTE_MACID_SHIFT 8
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/* MAC Identifier register */
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#define VTE_MACID 0xBE
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/*
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* RX descriptor
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* - Added one more uint16_t member to align it 4 on bytes boundary.
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* This does not affect operation of controller since it includes
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* next pointer address.
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*/
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struct vte_rx_desc {
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uint16_t drst;
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uint16_t drlen;
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uint32_t drbp;
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uint32_t drnp;
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uint16_t hidx;
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uint16_t rsvd2;
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uint16_t rsvd3;
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uint16_t __pad; /* Not actual descriptor member. */
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};
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#define VTE_DRST_MID_MASK 0x0003
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#define VTE_DRST_MID_HIT 0x0004
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#define VTE_DRST_MULTICAST_HIT 0x0008
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#define VTE_DRST_MULTICAST 0x0010
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#define VTE_DRST_BROADCAST 0x0020
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#define VTE_DRST_CRC_ERR 0x0040
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#define VTE_DRST_RUNT 0x0080
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#define VTE_DRST_LONG 0x0100
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#define VTE_DRST_TRUNC 0x0200
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#define VTE_DRST_DRIBBLE 0x0400
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#define VTE_DRST_PHY_ERR 0x0800
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#define VTE_DRST_RX_OK 0x4000
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#define VTE_DRST_RX_OWN 0x8000
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#define VTE_RX_LEN(x) ((x) & 0x7FF)
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#define VTE_RX_HIDX(x) ((x) & 0x3F)
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/*
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* TX descriptor
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* - Added one more uint32_t member to align it on 16 bytes boundary.
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*/
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struct vte_tx_desc {
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uint16_t dtst;
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uint16_t dtlen;
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uint32_t dtbp;
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uint32_t dtnp;
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uint32_t __pad; /* Not actual descriptor member. */
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};
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#define VTE_DTST_EXCESS_COL 0x0010
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#define VTE_DTST_LATE_COL 0x0020
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#define VTE_DTST_UNDERRUN 0x0040
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#define VTE_DTST_NO_CRC 0x2000
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#define VTE_DTST_TX_OK 0x4000
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#define VTE_DTST_TX_OWN 0x8000
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#define VTE_TX_LEN(x) ((x) & 0x7FF)
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#endif /* _IF_VTEREG_H */
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