freebsd-skq/sys/dev/vte/if_vtereg.h
yongari 67191b8d7c Correct broadcast frame handling. Setting bit6 of MCR0 register
enables broadcast filtering. Make sure to clear the bit to receive
broadcast frames. While I'm here rename the bit definition to
reflect reality.

Reported by:	brad@OpenBSD
MFC after:	1 week
2011-03-19 22:36:59 +00:00

347 lines
9.9 KiB
C

/*-
* Copyright (c) 2010, Pyun YongHyeon <yongari@FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice unmodified, this list of conditions, and the following
* disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY 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.
*
* $FreeBSD$
*/
#ifndef _IF_VTEREG_H
#define _IF_VTEREG_H
/*
* RDC Semiconductor PCI vendor ID
*/
#define VENDORID_RDC 0x17F3
/*
* Vortex86 RDC R6040 FastEthernet device ID
*/
#define DEVICEID_RDC_R6040 0x6040 /* PMX-1000 */
/* MAC control register 0 */
#define VTE_MCR0 0x00
#define MCR0_ACCPT_ERR 0x0001
#define MCR0_RX_ENB 0x0002
#define MCR0_ACCPT_RUNT 0x0004
#define MCR0_ACCPT_LONG_PKT 0x0008
#define MCR0_ACCPT_DRIBBLE 0x0010
#define MCR0_PROMISC 0x0020
#define MCR0_BROADCAST_DIS 0x0040
#define MCR0_RX_EARLY_INTR 0x0080
#define MCR0_MULTICAST 0x0100
#define MCR0_FC_ENB 0x0200
#define MCR0_TX_ENB 0x1000
#define MCR0_TX_EARLY_INTR 0x4000
#define MCR0_FULL_DUPLEX 0x8000
/* MAC control register 1 */
#define VTE_MCR1 0x04
#define MCR1_MAC_RESET 0x0001
#define MCR1_MAC_LOOPBACK 0x0002
#define MCR1_EXCESS_COL_RETRANS_DIS 0x0004
#define MCR1_AUTO_CHG_DUPLEX 0x0008
#define MCR1_PKT_LENGTH_1518 0x0010
#define MCR1_PKT_LENGTH_1522 0x0020
#define MCR1_PKT_LENGTH_1534 0x0030
#define MCR1_PKT_LENGTH_1537 0x0000
#define MCR1_EARLY_INTR_THRESH_1129 0x0000
#define MCR1_EARLY_INTR_THRESH_1257 0x0040
#define MCR1_EARLY_INTR_THRESH_1385 0x0080
#define MCR1_EARLY_INTR_THRESH_1513 0x00C0
#define MCR1_EXCESS_COL_RETRY_16 0x0000
#define MCR1_EXCESS_COL_RETRY_32 0x0100
#define MCR1_FC_ACTIVE 0x0200
#define MCR1_RX_DESC_HASH_IDX 0x4000
#define MCR1_RX_UNICAST_HASH 0x8000
#define MCR1_PKT_LENGTH_MASK 0x0030
#define MCR1_EARLY_INTR_THRESH_MASK 0x00C0
/* MAC bus control register */
#define VTE_MBCR 0x08
#define MBCR_FIFO_XFER_LENGTH_4 0x0000
#define MBCR_FIFO_XFER_LENGTH_8 0x0001
#define MBCR_FIFO_XFER_LENGTH_16 0x0002
#define MBCR_FIFO_XFER_LENGTH_32 0x0003
#define MBCR_TX_FIFO_THRESH_16 0x0000
#define MBCR_TX_FIFO_THRESH_32 0x0004
#define MBCR_TX_FIFO_THRESH_64 0x0008
#define MBCR_TX_FIFO_THRESH_96 0x000C
#define MBCR_RX_FIFO_THRESH_8 0x0000
#define MBCR_RX_FIFO_THRESH_16 0x0010
#define MBCR_RX_FIFO_THRESH_32 0x0020
#define MBCR_RX_FIFO_THRESH_64 0x0030
#define MBCR_SDRAM_BUS_REQ_TIMER_MASK 0x1F00
#define MBCR_SDRAM_BUS_REQ_TIMER_SHIFT 8
#define MBCR_SDRAM_BUS_REQ_TIMER_DEFAULT 0x1F00
/* MAC TX interrupt control register */
#define VTE_MTICR 0x0C
#define MTICR_TX_TIMER_MASK 0x001F
#define MTICR_TX_BUNDLE_MASK 0x0F00
#define VTE_IM_TX_TIMER_DEFAULT 0x7F
#define VTE_IM_TX_BUNDLE_DEFAULT 15
#define VTE_IM_TIMER_MIN 0
#define VTE_IM_TIMER_MAX 82
#define VTE_IM_TIMER_MASK 0x001F
#define VTE_IM_TIMER_SHIFT 0
#define VTE_IM_BUNDLE_MIN 1
#define VTE_IM_BUNDLE_MAX 15
#define VTE_IM_BUNDLE_SHIFT 8
/* MAC RX interrupt control register */
#define VTE_MRICR 0x10
#define MRICR_RX_TIMER_MASK 0x001F
#define MRICR_RX_BUNDLE_MASK 0x0F00
#define VTE_IM_RX_TIMER_DEFAULT 0x7F
#define VTE_IM_RX_BUNDLE_DEFAULT 15
/* MAC TX poll command register */
#define VTE_TX_POLL 0x14
#define TX_POLL_START 0x0001
/* MAC RX buffer size register */
#define VTE_MRBSR 0x18
#define VTE_MRBSR_SIZE_MASK 0x03FF
/* MAC RX descriptor control register */
#define VTE_MRDCR 0x1A
#define VTE_MRDCR_RESIDUE_MASK 0x00FF
#define VTE_MRDCR_RX_PAUSE_THRESH_MASK 0xFF00
#define VTE_MRDCR_RX_PAUSE_THRESH_SHIFT 8
/* MAC Last status register */
#define VTE_MLSR 0x1C
#define MLSR_MULTICAST 0x0001
#define MLSR_BROADCAST 0x0002
#define MLSR_CRC_ERR 0x0004
#define MLSR_RUNT 0x0008
#define MLSR_LONG_PKT 0x0010
#define MLSR_TRUNC 0x0020
#define MLSR_DRIBBLE 0x0040
#define MLSR_PHY_ERR 0x0080
#define MLSR_TX_FIFO_UNDERRUN 0x0200
#define MLSR_RX_DESC_UNAVAIL 0x0400
#define MLSR_TX_EXCESS_COL 0x2000
#define MLSR_TX_LATE_COL 0x4000
#define MLSR_RX_FIFO_OVERRUN 0x8000
/* MAC MDIO control register */
#define VTE_MMDIO 0x20
#define MMDIO_REG_ADDR_MASK 0x001F
#define MMDIO_PHY_ADDR_MASK 0x1F00
#define MMDIO_READ 0x2000
#define MMDIO_WRITE 0x4000
#define MMDIO_REG_ADDR_SHIFT 0
#define MMDIO_PHY_ADDR_SHIFT 8
/* MAC MDIO read data register */
#define VTE_MMRD 0x24
#define MMRD_DATA_MASK 0xFFFF
/* MAC MDIO write data register */
#define VTE_MMWD 0x28
#define MMWD_DATA_MASK 0xFFFF
/* MAC TX descriptor start address 0 */
#define VTE_MTDSA0 0x2C
/* MAC TX descriptor start address 1 */
#define VTE_MTDSA1 0x30
/* MAC RX descriptor start address 0 */
#define VTE_MRDSA0 0x34
/* MAC RX descriptor start address 1 */
#define VTE_MRDSA1 0x38
/* MAC Interrupt status register */
#define VTE_MISR 0x3C
#define MISR_RX_DONE 0x0001
#define MISR_RX_DESC_UNAVAIL 0x0002
#define MISR_RX_FIFO_FULL 0x0004
#define MISR_RX_EARLY_INTR 0x0008
#define MISR_TX_DONE 0x0010
#define MISR_TX_EARLY_INTR 0x0080
#define MISR_EVENT_CNT_OFLOW 0x0100
#define MISR_PHY_MEDIA_CHG 0x0200
/* MAC Interrupt enable register */
#define VTE_MIER 0x40
#define VTE_INTRS \
(MISR_RX_DONE | MISR_RX_DESC_UNAVAIL | MISR_RX_FIFO_FULL | \
MISR_TX_DONE | MISR_EVENT_CNT_OFLOW)
/* MAC Event counter interrupt status register */
#define VTE_MECISR 0x44
#define MECISR_EC_RX_DONE 0x0001
#define MECISR_EC_MULTICAST 0x0002
#define MECISR_EC_BROADCAST 0x0004
#define MECISR_EC_CRC_ERR 0x0008
#define MECISR_EC_RUNT 0x0010
#define MESCIR_EC_LONG_PKT 0x0020
#define MESCIR_EC_RX_DESC_UNAVAIL 0x0080
#define MESCIR_EC_RX_FIFO_FULL 0x0100
#define MESCIR_EC_TX_DONE 0x0200
#define MESCIR_EC_LATE_COL 0x0400
#define MESCIR_EC_TX_UNDERRUN 0x0800
/* MAC Event counter interrupt enable register */
#define VTE_MECIER 0x48
#define VTE_MECIER_INTRS \
(MECISR_EC_RX_DONE | MECISR_EC_MULTICAST | MECISR_EC_BROADCAST | \
MECISR_EC_CRC_ERR | MECISR_EC_RUNT | MESCIR_EC_LONG_PKT | \
MESCIR_EC_RX_DESC_UNAVAIL | MESCIR_EC_RX_FIFO_FULL | \
MESCIR_EC_TX_DONE | MESCIR_EC_LATE_COL | MESCIR_EC_TX_UNDERRUN)
#define VTE_CNT_RX_DONE 0x50
#define VTE_CNT_MECNT0 0x52
#define VTE_CNT_MECNT1 0x54
#define VTE_CNT_MECNT2 0x56
#define VTE_CNT_MECNT3 0x58
#define VTE_CNT_TX_DONE 0x5A
#define VTE_CNT_MECNT4 0x5C
#define VTE_CNT_PAUSE 0x5E
/* MAC Hash table register */
#define VTE_MAR0 0x60
#define VTE_MAR1 0x62
#define VTE_MAR2 0x64
#define VTE_MAR3 0x66
/* MAC station address and multicast address register */
#define VTE_MID0L 0x68
#define VTE_MID0M 0x6A
#define VTE_MID0H 0x6C
#define VTE_MID1L 0x70
#define VTE_MID1M 0x72
#define VTE_MID1H 0x74
#define VTE_MID2L 0x78
#define VTE_MID2M 0x7A
#define VTE_MID2H 0x7C
#define VTE_MID3L 0x80
#define VTE_MID3M 0x82
#define VTE_MID3H 0x84
#define VTE_RXFILTER_PEEFECT_BASE VTE_MID1L
#define VTE_RXFILT_PERFECT_CNT 3
/* MAC PHY status change configuration register */
#define VTE_MPSCCR 0x88
#define MPSCCR_TIMER_DIVIDER_MASK 0x0007
#define MPSCCR_PHY_ADDR_MASK 0x1F00
#define MPSCCR_PHY_STS_CHG_ENB 0x8000
#define MPSCCR_PHY_ADDR_SHIFT 8
/* MAC PHY status register2 */
#define VTE_MPSR 0x8A
#define MPSR_LINK_UP 0x0001
#define MPSR_SPEED_100 0x0002
#define MPSR_FULL_DUPLEX 0x0004
/* MAC Status machine(undocumented). */
#define VTE_MACSM 0xAC
/* MDC Speed control register */
#define VTE_MDCSC 0xB6
#define MDCSC_DEFAULT 0x0030
/* MAC Identifier and revision register */
#define VTE_MACID_REV 0xBC
#define VTE_MACID_REV_MASK 0x00FF
#define VTE_MACID_MASK 0xFF00
#define VTE_MACID_REV_SHIFT 0
#define VTE_MACID_SHIFT 8
/* MAC Identifier register */
#define VTE_MACID 0xBE
/*
* RX descriptor
* - Added one more uint16_t member to align it 4 on bytes boundary.
* This does not affect operation of controller since it includes
* next pointer address.
*/
struct vte_rx_desc {
uint16_t drst;
uint16_t drlen;
uint32_t drbp;
uint32_t drnp;
uint16_t hidx;
uint16_t rsvd2;
uint16_t rsvd3;
uint16_t __pad; /* Not actual descriptor member. */
};
#define VTE_DRST_MID_MASK 0x0003
#define VTE_DRST_MID_HIT 0x0004
#define VTE_DRST_MULTICAST_HIT 0x0008
#define VTE_DRST_MULTICAST 0x0010
#define VTE_DRST_BROADCAST 0x0020
#define VTE_DRST_CRC_ERR 0x0040
#define VTE_DRST_RUNT 0x0080
#define VTE_DRST_LONG 0x0100
#define VTE_DRST_TRUNC 0x0200
#define VTE_DRST_DRIBBLE 0x0400
#define VTE_DRST_PHY_ERR 0x0800
#define VTE_DRST_RX_OK 0x4000
#define VTE_DRST_RX_OWN 0x8000
#define VTE_RX_LEN(x) ((x) & 0x7FF)
#define VTE_RX_HIDX(x) ((x) & 0x3F)
/*
* TX descriptor
* - Added one more uint32_t member to align it on 16 bytes boundary.
*/
struct vte_tx_desc {
uint16_t dtst;
uint16_t dtlen;
uint32_t dtbp;
uint32_t dtnp;
uint32_t __pad; /* Not actual descriptor member. */
};
#define VTE_DTST_EXCESS_COL 0x0010
#define VTE_DTST_LATE_COL 0x0020
#define VTE_DTST_UNDERRUN 0x0040
#define VTE_DTST_NO_CRC 0x2000
#define VTE_DTST_TX_OK 0x4000
#define VTE_DTST_TX_OWN 0x8000
#define VTE_TX_LEN(x) ((x) & 0x7FF)
#endif /* _IF_VTEREG_H */