SecBSD/src
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
0e5a54c21a
src/sys/dev/pci/if_vtereg.h

461 lines
13 KiB
C
Raw Blame History

/* $OpenBSD: if_vtereg.h,v 1.2 2011/05/28 08:31:51 kevlo Exp $ */
/*-
* 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: head/sys/dev/vte/if_vtereg.h 216829 2010-12-31 00:21:41Z yongari $
*/
#ifndef _IF_VTEREG_H
#define _IF_VTEREG_H
/* PCI low memory base and low I/O base register */
#define VTE_PCI_LOIO 0x10
#define VTE_PCI_LOMEM 0x14
/* 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)
#define VTE_TX_RING_CNT 64
#define VTE_TX_RING_ALIGN 16
/*
* The TX/RX descriptor format has no limitation for number of
* descriptors in TX/RX ring. However, the maximum number of
* descriptors that could be set as RX descriptor ring residue
* counter is 255. This effectively limits number of RX
* descriptors available to be less than or equal to 255.
*/
#define VTE_RX_RING_CNT 128
#define VTE_RX_RING_ALIGN 16
#define VTE_RX_BUF_ALIGN 4
#define VTE_DESC_INC(x, y) ((x) = ((x) + 1) % (y))
#define VTE_TX_RING_SZ \
(sizeof(struct vte_tx_desc) * VTE_TX_RING_CNT)
#define VTE_RX_RING_SZ \
(sizeof(struct vte_rx_desc) * VTE_RX_RING_CNT)
#define VTE_RX_BUF_SIZE_MAX (MCLBYTES - sizeof(uint32_t))
#define VTE_MIN_FRAMELEN (ETHER_MIN_LEN - ETHER_CRC_LEN)
struct vte_rxdesc {
struct mbuf *rx_m;
bus_dmamap_t rx_dmamap;
struct vte_rx_desc *rx_desc;
};
struct vte_txdesc {
struct mbuf *tx_m;
bus_dmamap_t tx_dmamap;
struct vte_tx_desc *tx_desc;
int tx_flags;
#define VTE_TXMBUF 0x0001
};
struct vte_chain_data {
struct vte_txdesc vte_txdesc[VTE_TX_RING_CNT];
struct mbuf *vte_txmbufs[VTE_TX_RING_CNT];
struct vte_rxdesc vte_rxdesc[VTE_RX_RING_CNT];
bus_dmamap_t vte_tx_ring_map;
bus_dma_segment_t vte_tx_ring_seg;
bus_dmamap_t vte_rx_ring_map;
bus_dma_segment_t vte_rx_ring_seg;
bus_dmamap_t vte_rr_ring_map;
bus_dma_segment_t vte_rr_ring_seg;
bus_dmamap_t vte_rx_sparemap;
bus_dmamap_t vte_cmb_map;
bus_dma_segment_t vte_cmb_seg;
bus_dmamap_t vte_smb_map;
bus_dma_segment_t vte_smb_seg;
struct vte_tx_desc *vte_tx_ring;
bus_addr_t vte_tx_ring_paddr;
struct vte_rx_desc *vte_rx_ring;
bus_addr_t vte_rx_ring_paddr;
int vte_tx_prod;
int vte_tx_cons;
int vte_tx_cnt;
int vte_rx_cons;
};
struct vte_hw_stats {
/* RX stats. */
uint32_t rx_frames;
uint32_t rx_bcast_frames;
uint32_t rx_mcast_frames;
uint32_t rx_runts;
uint32_t rx_crcerrs;
uint32_t rx_long_frames;
uint32_t rx_fifo_full;
uint32_t rx_desc_unavail;
uint32_t rx_pause_frames;
/* TX stats. */
uint32_t tx_frames;
uint32_t tx_underruns;
uint32_t tx_late_colls;
uint32_t tx_pause_frames;
};
/*
* Software state per device.
*/
struct vte_softc {
struct device sc_dev;
struct arpcom sc_arpcom;
bus_space_tag_t sc_mem_bt;
bus_space_handle_t sc_mem_bh;
bus_size_t sc_mem_size;
bus_dma_tag_t sc_dmat;
pci_chipset_tag_t sc_pct;
pcitag_t sc_pcitag;
void *sc_irq_handle;
struct mii_data sc_miibus;
uint8_t vte_eaddr[ETHER_ADDR_LEN];
int vte_flags;
#define VTE_FLAG_LINK 0x8000
struct timeout vte_tick_ch;
struct vte_hw_stats vte_stats;
struct vte_chain_data vte_cdata;
int vte_int_rx_mod;
int vte_int_tx_mod;
};
/* Register access macros. */
#define CSR_WRITE_2(_sc, reg, val) \
bus_space_write_2((sc)->sc_mem_bt, (sc)->sc_mem_bh, (reg), (val))
#define CSR_READ_2(_sc, reg) \
bus_space_read_2((sc)->sc_mem_bt, (sc)->sc_mem_bh, (reg))
#define VTE_TX_TIMEOUT 5
#define VTE_RESET_TIMEOUT 100
#define VTE_TIMEOUT 1000
#define VTE_PHY_TIMEOUT 1000
#endif /* _IF_VTEREG_H */
Reference in New Issue View Git Blame Copy Permalink