/* $OpenBSD: if_vtereg.h,v 1.2 2011/05/28 08:31:51 kevlo Exp $ */ /*- * Copyright (c) 2010, Pyun YongHyeon * 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 */