/*- * Copyright (C) 2007 * Oleksandr Tymoshenko . 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, 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 ``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 HIS RELATIVES 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 MIND, 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. * */ #ifndef __IF_AREREG_H__ #define __IF_AREREG_H__ struct are_desc { uint32_t are_stat; uint32_t are_devcs; uint32_t are_addr; uint32_t are_link; }; #define ARE_DMASIZE(len) ((len) & ((1 << 11)-1)) #define ARE_PKTSIZE(len) ((len & 0xffff0000) >> 16) #define ARE_RX_RING_CNT 128 #define ARE_TX_RING_CNT 128 #define ARE_TX_RING_SIZE sizeof(struct are_desc) * ARE_TX_RING_CNT #define ARE_RX_RING_SIZE sizeof(struct are_desc) * ARE_RX_RING_CNT #define ARE_MIN_FRAMELEN 60 #define ARE_RING_ALIGN sizeof(struct are_desc) #define ARE_RX_ALIGN sizeof(uint32_t) #define ARE_MAXFRAGS 8 #define ARE_TX_INTR_THRESH 8 #define ARE_TX_RING_ADDR(sc, i) \ ((sc)->are_rdata.are_tx_ring_paddr + sizeof(struct are_desc) * (i)) #define ARE_RX_RING_ADDR(sc, i) \ ((sc)->are_rdata.are_rx_ring_paddr + sizeof(struct are_desc) * (i)) #define ARE_INC(x,y) (x) = (((x) + 1) % y) struct are_txdesc { struct mbuf *tx_m; bus_dmamap_t tx_dmamap; }; struct are_rxdesc { struct mbuf *rx_m; bus_dmamap_t rx_dmamap; struct are_desc *desc; /* Use this values on error instead of allocating new mbuf */ uint32_t saved_ctl, saved_ca; }; struct are_chain_data { bus_dma_tag_t are_parent_tag; bus_dma_tag_t are_tx_tag; struct are_txdesc are_txdesc[ARE_TX_RING_CNT]; bus_dma_tag_t are_rx_tag; struct are_rxdesc are_rxdesc[ARE_RX_RING_CNT]; bus_dma_tag_t are_tx_ring_tag; bus_dma_tag_t are_rx_ring_tag; bus_dmamap_t are_tx_ring_map; bus_dmamap_t are_rx_ring_map; bus_dmamap_t are_rx_sparemap; int are_tx_pkts; int are_tx_prod; int are_tx_cons; int are_tx_cnt; int are_rx_cons; }; struct are_ring_data { struct are_desc *are_rx_ring; struct are_desc *are_tx_ring; bus_addr_t are_rx_ring_paddr; bus_addr_t are_tx_ring_paddr; }; struct are_softc { struct ifnet *are_ifp; /* interface info */ bus_space_handle_t are_bhandle; /* bus space handle */ bus_space_tag_t are_btag; /* bus space tag */ device_t are_dev; uint8_t are_eaddr[ETHER_ADDR_LEN]; struct resource *are_res; int are_rid; struct resource *are_irq; void *are_intrhand; u_int32_t sc_inten; /* copy of CSR_INTEN */ u_int32_t sc_rxint_mask; /* mask of Rx interrupts we want */ u_int32_t sc_txint_mask; /* mask of Tx interrupts we want */ #ifdef ARE_MII device_t are_miibus; #else struct ifmedia are_ifmedia; #endif #ifdef ARE_MDIO device_t are_miiproxy; #endif bus_dma_tag_t are_parent_tag; bus_dma_tag_t are_tag; struct mtx are_mtx; struct callout are_stat_callout; struct task are_link_task; struct are_chain_data are_cdata; struct are_ring_data are_rdata; int are_link_status; int are_detach; int are_if_flags; /* last if flags */ }; #define ARE_LOCK(_sc) mtx_lock(&(_sc)->are_mtx) #define ARE_UNLOCK(_sc) mtx_unlock(&(_sc)->are_mtx) #define ARE_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->are_mtx, MA_OWNED) /* * register space access macros */ #define CSR_WRITE_4(sc, reg, val) \ bus_space_write_4(sc->are_btag, sc->are_bhandle, reg, val) #define CSR_READ_4(sc, reg) \ bus_space_read_4(sc->are_btag, sc->are_bhandle, reg) /* $NetBSD: aereg.h,v 1.2 2008/04/28 20:23:28 martin Exp $ */ /*- * Copyright (c) 1999, 2000 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, * NASA Ames Research Center. * * 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, 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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. */ /* * Descriptor Status bits common to transmit and receive. */ #define ADSTAT_OWN 0x80000000 /* Tulip owns descriptor */ #define ADSTAT_ES 0x00008000 /* Error Summary */ /* * Descriptor Status bits for Receive Descriptor. */ #define ADSTAT_Rx_FF 0x40000000 /* Filtering Fail */ #define ADSTAT_Rx_FL 0x3fff0000 /* Frame Length including CRC */ #define ADSTAT_Rx_DE 0x00004000 /* Descriptor Error */ #define ADSTAT_Rx_LE 0x00001000 /* Length Error */ #define ADSTAT_Rx_RF 0x00000800 /* Runt Frame */ #define ADSTAT_Rx_MF 0x00000400 /* Multicast Frame */ #define ADSTAT_Rx_FS 0x00000200 /* First Descriptor */ #define ADSTAT_Rx_LS 0x00000100 /* Last Descriptor */ #define ADSTAT_Rx_TL 0x00000080 /* Frame Too Long */ #define ADSTAT_Rx_CS 0x00000040 /* Collision Seen */ #define ADSTAT_Rx_RT 0x00000020 /* Frame Type */ #define ADSTAT_Rx_RW 0x00000010 /* Receive Watchdog */ #define ADSTAT_Rx_RE 0x00000008 /* Report on MII Error */ #define ADSTAT_Rx_DB 0x00000004 /* Dribbling Bit */ #define ADSTAT_Rx_CE 0x00000002 /* CRC Error */ #define ADSTAT_Rx_ZER 0x00000001 /* Zero (always 0) */ #define ADSTAT_Rx_LENGTH(x) (((x) & ADSTAT_Rx_FL) >> 16) /* * Descriptor Status bits for Transmit Descriptor. */ #define ADSTAT_Tx_ES 0x00008000 /* Error Summary */ #define ADSTAT_Tx_TO 0x00004000 /* Transmit Jabber Timeout */ #define ADSTAT_Tx_LO 0x00000800 /* Loss of Carrier */ #define ADSTAT_Tx_NC 0x00000400 /* No Carrier */ #define ADSTAT_Tx_LC 0x00000200 /* Late Collision */ #define ADSTAT_Tx_EC 0x00000100 /* Excessive Collisions */ #define ADSTAT_Tx_HF 0x00000080 /* Heartbeat Fail */ #define ADSTAT_Tx_CC 0x00000078 /* Collision Count */ #define ADSTAT_Tx_ED 0x00000004 /* Excessive Deferral */ #define ADSTAT_Tx_UF 0x00000002 /* Underflow Error */ #define ADSTAT_Tx_DE 0x00000001 /* Deferred */ #define ADSTAT_Tx_COLLISIONS(x) (((x) & ADSTAT_Tx_CC) >> 3) /* * Descriptor Control bits common to transmit and receive. */ #define ADCTL_SIZE1 0x000007ff /* Size of buffer 1 */ #define ADCTL_SIZE1_SHIFT 0 #define ADCTL_SIZE2 0x003ff800 /* Size of buffer 2 */ #define ADCTL_SIZE2_SHIFT 11 #define ADCTL_ER 0x02000000 /* End of Ring */ #define ADCTL_CH 0x01000000 /* Second Address Chained */ /* * Descriptor Control bits for Transmit Descriptor. */ #define ADCTL_Tx_IC 0x80000000 /* Interrupt on Completion */ #define ADCTL_Tx_LS 0x40000000 /* Last Segment */ #define ADCTL_Tx_FS 0x20000000 /* First Segment */ #define ADCTL_Tx_AC 0x04000000 /* Add CRC Disable */ #define ADCTL_Tx_DPD 0x00800000 /* Disabled Padding */ /* * Control registers. */ /* tese are registers only found on this part */ #define CSR_MACCTL 0x0000 /* mac control */ #define CSR_MACHI 0x0004 #define CSR_MACLO 0x0008 #define CSR_HTHI 0x000C /* multicast table high */ #define CSR_HTLO 0x0010 /* multicast table low */ #define CSR_MIIADDR 0x0014 /* mii address */ #define CSR_MIIDATA 0x0018 /* mii data */ #define CSR_FLOWC 0x001C /* flow control */ #define CSR_VL1 0x0020 /* vlan 1 tag */ /* these are more or less normal Tulip registers */ #define CSR_BUSMODE 0x1000 /* bus mode */ #define CSR_TXPOLL 0x1004 /* tx poll demand */ #define CSR_RXPOLL 0x1008 /* rx poll demand */ #define CSR_RXLIST 0x100C /* rx base descriptor address */ #define CSR_TXLIST 0x1010 /* tx base descriptor address */ #define CSR_STATUS 0x1014 /* (interrupt) status */ #define CSR_OPMODE 0x1018 /* operation mode */ #define CSR_INTEN 0x101C /* interrupt enable */ #define CSR_MISSED 0x1020 /* missed frame counter */ #define CSR_HTBA 0x1050 /* host tx buffer address (ro) */ #define CSR_HRBA 0x1054 /* host rx buffer address (ro) */ /* CSR_MACCTL - Mac Control */ #define MACCTL_RE 0x00000004 /* rx enable */ #define MACCTL_TE 0x00000008 /* tx enable */ #define MACCTL_DC 0x00000020 /* deferral check */ #define MACCTL_PSTR 0x00000100 /* automatic pad strip */ #define MACCTL_DTRY 0x00000400 /* disable retry */ #define MACCTL_DBF 0x00000800 /* disable broadcast frames */ #define MACCTL_LCC 0x00001000 /* late collision control */ #define MACCTL_HASH 0x00002000 /* hash filtering enable */ #define MACCTL_HO 0x00008000 /* disable perfect filtering */ #define MACCTL_PB 0x00010000 /* pass bad frames */ #define MACCTL_IF 0x00020000 /* inverse filtering */ #define MACCTL_PR 0x00040000 /* promiscuous mode */ #define MACCTL_PM 0x00080000 /* pass all multicast */ #define MACCTL_FDX 0x00100000 /* full duplex mode */ #define MACCTL_LOOP 0x00600000 /* loopback mask */ #define MACCTL_LOOP_INT 0x00200000 /* internal loopback */ #define MACCTL_LOOP_EXT 0x00400000 /* external loopback */ #define MACCTL_LOOP_NONE 0x00000000 #define MACCTL_DRO 0x00800000 /* disable receive own */ #define MACCTL_PS 0x08000000 /* port select, 0 = mii */ #define MACCTL_HBD 0x10000000 /* heartbeat disable */ #define MACCTL_BLE 0x40000000 /* mac big endian */ #define MACCTL_RA 0x80000000 /* receive all packets */ /* CSR_MIIADDR - MII Addess */ #define MIIADDR_BUSY 0x00000001 /* mii busy */ #define MIIADDR_WRITE 0x00000002 /* mii write */ #define MIIADDR_REG_MASK 0x000007C0 /* mii register */ #define MIIADDR_REG_SHIFT 6 #define MIIADDR_PHY_MASK 0x0000F800 /* mii phy */ #define MIIADDR_PHY_SHIFT 11 #define MIIADDR_GETREG(x) (((x) & MIIADDR_REG) >> 6) #define MIIADDR_PUTREG(x) (((x) << 6) & MIIADR_REG) #define MIIADDR_GETPHY(x) (((x) & MIIADDR_PHY) >> 11) #define MIIADDR_PUTPHY(x) (((x) << 6) & MIIADR_PHY) /* CSR_FLOWC - Flow Control */ #define FLOWC_FCB 0x00000001 /* flow control busy */ #define FLOWC_FCE 0x00000002 /* flow control enable */ #define FLOWC_PCF 0x00000004 /* pass control frames */ #define FLOWC_PT 0xffff0000 /* pause time */ /* CSR_BUSMODE - Bus Mode */ #define BUSMODE_SWR 0x00000001 /* software reset */ #define BUSMODE_BAR 0x00000002 /* bus arbitration */ #define BUSMODE_DSL 0x0000007c /* descriptor skip length */ #define BUSMODE_BLE 0x00000080 /* data buf endian */ /* programmable burst length */ #define BUSMODE_PBL_DEFAULT 0x00000000 /* default value */ #define BUSMODE_PBL_1LW 0x00000100 /* 1 longword */ #define BUSMODE_PBL_2LW 0x00000200 /* 2 longwords */ #define BUSMODE_PBL_4LW 0x00000400 /* 4 longwords */ #define BUSMODE_PBL_8LW 0x00000800 /* 8 longwords */ #define BUSMODE_PBL_16LW 0x00001000 /* 16 longwords */ #define BUSMODE_PBL_32LW 0x00002000 /* 32 longwords */ #define BUSMODE_DBO 0x00100000 /* descriptor endian */ #define BUSMODE_ALIGN_16B 0x01000000 /* force oddhw rx buf align */ /* CSR_TXPOLL - Transmit Poll Demand */ #define TXPOLL_TPD 0x00000001 /* transmit poll demand */ /* CSR_RXPOLL - Receive Poll Demand */ #define RXPOLL_RPD 0x00000001 /* receive poll demand */ /* CSR_STATUS - Status */ #define STATUS_TI 0x00000001 /* transmit interrupt */ #define STATUS_TPS 0x00000002 /* transmit process stopped */ #define STATUS_TU 0x00000004 /* transmit buffer unavail */ #define STATUS_TJT 0x00000008 /* transmit jabber timeout */ #define STATUS_UNF 0x00000020 /* transmit underflow */ #define STATUS_RI 0x00000040 /* receive interrupt */ #define STATUS_RU 0x00000080 /* receive buffer unavail */ #define STATUS_RPS 0x00000100 /* receive process stopped */ #define STATUS_ETI 0x00000400 /* early transmit interrupt */ #define STATUS_SE 0x00002000 /* system error */ #define STATUS_ER 0x00004000 /* early receive (21041) */ #define STATUS_AIS 0x00008000 /* abnormal intr summary */ #define STATUS_NIS 0x00010000 /* normal interrupt summary */ #define STATUS_RS 0x000e0000 /* receive process state */ #define STATUS_RS_STOPPED 0x00000000 /* Stopped */ #define STATUS_RS_FETCH 0x00020000 /* Running - fetch receive descriptor */ #define STATUS_RS_CHECK 0x00040000 /* Running - check for end of receive */ #define STATUS_RS_WAIT 0x00060000 /* Running - wait for packet */ #define STATUS_RS_SUSPENDED 0x00080000 /* Suspended */ #define STATUS_RS_CLOSE 0x000a0000 /* Running - close receive descriptor */ #define STATUS_RS_FLUSH 0x000c0000 /* Running - flush current frame from FIFO */ #define STATUS_RS_QUEUE 0x000e0000 /* Running - queue current frame from FIFO into buffer */ #define STATUS_TS 0x00700000 /* transmit process state */ #define STATUS_TS_STOPPED 0x00000000 /* Stopped */ #define STATUS_TS_FETCH 0x00100000 /* Running - fetch transmit descriptor */ #define STATUS_TS_WAIT 0x00200000 /* Running - wait for end of transmission */ #define STATUS_TS_READING 0x00300000 /* Running - read buffer from memory and queue into FIFO */ #define STATUS_TS_SUSPENDED 0x00600000 /* Suspended */ #define STATUS_TS_CLOSE 0x00700000 /* Running - close transmit descriptor */ #define STATUS_TX_ABORT 0x00800000 /* Transmit bus abort */ #define STATUS_RX_ABORT 0x01000000 /* Transmit bus abort */ /* CSR_OPMODE - Operation Mode */ #define OPMODE_SR 0x00000002 /* start receive */ #define OPMODE_OSF 0x00000004 /* operate on second frame */ #define OPMODE_ST 0x00002000 /* start transmitter */ #define OPMODE_TR 0x0000c000 /* threshold control */ #define OPMODE_TR_32 0x00000000 /* 32 words */ #define OPMODE_TR_64 0x00004000 /* 64 words */ #define OPMODE_TR_128 0x00008000 /* 128 words */ #define OPMODE_TR_256 0x0000c000 /* 256 words */ #define OPMODE_SF 0x00200000 /* store and forward mode */ /* CSR_INTEN - Interrupt Enable */ /* See bits for CSR_STATUS -- Status */ /* CSR_MISSED - Missed Frames */ #define MISSED_MFC 0xffff0000 /* missed packet count */ #define MISSED_FOC 0x0000ffff /* fifo overflow counter */ #define MISSED_GETMFC(x) ((x) & MISSED_MFC) #define MISSED_GETFOC(x) (((x) & MISSED_FOC) >> 16) #endif /* __IF_AREREG_H__ */