NetBSD/sys/dev/sbus/qereg.h

389 lines
18 KiB
C

/* $NetBSD: qereg.h,v 1.3 2000/07/24 04:28:51 mycroft Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Paul Kranenburg.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 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.
*/
/*
* Copyright (c) 1998 Jason L. Wright.
* 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.
* 3. The name of the authors may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS 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.
*/
/*
* QE Channel registers
*/
#if 0
struct qe_cregs {
u_int32_t ctrl; /* control */
u_int32_t stat; /* status */
u_int32_t rxds; /* rx descriptor ring ptr */
u_int32_t txds; /* tx descriptor ring ptr */
u_int32_t rimask; /* rx interrupt mask */
u_int32_t timask; /* tx interrupt mask */
u_int32_t qmask; /* qec error interrupt mask */
u_int32_t mmask; /* mace error interrupt mask */
u_int32_t rxwbufptr; /* local memory rx write ptr */
u_int32_t rxrbufptr; /* local memory rx read ptr */
u_int32_t txwbufptr; /* local memory tx write ptr */
u_int32_t txrbufptr; /* local memory tx read ptr */
u_int32_t ccnt; /* collision counter */
u_int32_t pipg; /* inter-frame gap */
};
#endif
/* register indices: */
#define QE_CRI_CTRL (0*4)
#define QE_CRI_STAT (1*4)
#define QE_CRI_RXDS (2*4)
#define QE_CRI_TXDS (3*4)
#define QE_CRI_RIMASK (4*4)
#define QE_CRI_TIMASK (5*4)
#define QE_CRI_QMASK (6*4)
#define QE_CRI_MMASK (7*4)
#define QE_CRI_RXWBUF (8*4)
#define QE_CRI_RXRBUF (9*4)
#define QE_CRI_TXWBUF (10*4)
#define QE_CRI_TXRBUF (11*4)
#define QE_CRI_CCNT (12*4)
#define QE_CRI_PIPG (13*4)
/* qe_cregs.ctrl: control. */
#define QE_CR_CTRL_RXOFF 0x00000004 /* disable receiver */
#define QE_CR_CTRL_RESET 0x00000002 /* reset this channel */
#define QE_CR_CTRL_TWAKEUP 0x00000001 /* tx dma wakeup */
/* qe_cregs.stat: status. */
#define QE_CR_STAT_EDEFER 0x10000000 /* excessive defers */
#define QE_CR_STAT_CLOSS 0x08000000 /* loss of carrier */
#define QE_CR_STAT_ERETRIES 0x04000000 /* >16 retries */
#define QE_CR_STAT_LCOLL 0x02000000 /* late tx collision */
#define QE_CR_STAT_FUFLOW 0x01000000 /* fifo underflow */
#define QE_CR_STAT_JERROR 0x00800000 /* jabber error */
#define QE_CR_STAT_BERROR 0x00400000 /* babble error */
#define QE_CR_STAT_TXIRQ 0x00200000 /* tx interrupt */
#define QE_CR_STAT_TCCOFLOW 0x00100000 /* tx collision cntr expired */
#define QE_CR_STAT_TXDERROR 0x00080000 /* tx descriptor is bad */
#define QE_CR_STAT_TXLERR 0x00040000 /* tx late error */
#define QE_CR_STAT_TXPERR 0x00020000 /* tx parity error */
#define QE_CR_STAT_TXSERR 0x00010000 /* tx sbus error ack */
#define QE_CR_STAT_RCCOFLOW 0x00001000 /* rx collision cntr expired */
#define QE_CR_STAT_RUOFLOW 0x00000800 /* rx runt counter expired */
#define QE_CR_STAT_MCOFLOW 0x00000400 /* rx missed counter expired */
#define QE_CR_STAT_RXFOFLOW 0x00000200 /* rx fifo over flow */
#define QE_CR_STAT_RLCOLL 0x00000100 /* rx late collision */
#define QE_CR_STAT_FCOFLOW 0x00000080 /* rx frame counter expired */
#define QE_CR_STAT_CECOFLOW 0x00000040 /* rx crc error cntr expired */
#define QE_CR_STAT_RXIRQ 0x00000020 /* rx interrupt */
#define QE_CR_STAT_RXDROP 0x00000010 /* rx dropped packet */
#define QE_CR_STAT_RXSMALL 0x00000008 /* rx buffer too small */
#define QE_CR_STAT_RXLERR 0x00000004 /* rx late error */
#define QE_CR_STAT_RXPERR 0x00000002 /* rx parity error */
#define QE_CR_STAT_RXSERR 0x00000001 /* rx sbus error ack */
#define QE_CR_STAT_BITS "\177\020" \
"b\0RXSERR\0b\1RXPERR\0b\2RXLERR\0" \
"b\3RXSMALL\0b\4RXDROP\0b\5RXIRQ\0" \
"b\6CECOFLOW\0b\7FCOFLOW\0b\10RLCOLL\0" \
"b\11RXFOFLOW\0b\12MCOFLOW\0b\13RUOFLOW\0" \
"b\14RCCOFLOW\0b\20TXSERR\0b\21TXPERR\0" \
"b\22TXLERR\0b\23TXDERROR\0b\24TCCOFLOW\0" \
"b\25TXIRQ\0b\26BERROR\0b\27JERROR\0" \
"b\30FUFLOW\0b\31LCOLL\0b\32ERETRIES\0" \
"b\33CLOSS\0b\32EDEFER\0\0"
/*
* Errors: all status bits except for TX/RX IRQ
*/
#define QE_CR_STAT_ALLERRORS \
( QE_CR_STAT_EDEFER | QE_CR_STAT_CLOSS | QE_CR_STAT_ERETRIES \
| QE_CR_STAT_LCOLL | QE_CR_STAT_FUFLOW | QE_CR_STAT_JERROR \
| QE_CR_STAT_BERROR | QE_CR_STAT_TCCOFLOW | QE_CR_STAT_TXDERROR \
| QE_CR_STAT_TXLERR | QE_CR_STAT_TXPERR | QE_CR_STAT_TXSERR \
| QE_CR_STAT_RCCOFLOW | QE_CR_STAT_RUOFLOW | QE_CR_STAT_MCOFLOW \
| QE_CR_STAT_RXFOFLOW | QE_CR_STAT_RLCOLL | QE_CR_STAT_FCOFLOW \
| QE_CR_STAT_CECOFLOW | QE_CR_STAT_RXDROP | QE_CR_STAT_RXSMALL \
| QE_CR_STAT_RXLERR | QE_CR_STAT_RXPERR | QE_CR_STAT_RXSERR)
/* qe_cregs.qmask: qec error interrupt mask. */
#define QE_CR_QMASK_COFLOW 0x00100000 /* collision cntr overflow */
#define QE_CR_QMASK_TXDERROR 0x00080000 /* tx descriptor error */
#define QE_CR_QMASK_TXLERR 0x00040000 /* tx late error */
#define QE_CR_QMASK_TXPERR 0x00020000 /* tx parity error */
#define QE_CR_QMASK_TXSERR 0x00010000 /* tx sbus error ack */
#define QE_CR_QMASK_RXDROP 0x00000010 /* rx packet dropped */
#define QE_CR_QMASK_RXSMALL 0x00000008 /* rx buffer too small */
#define QE_CR_QMASK_RXLERR 0x00000004 /* rx late error */
#define QE_CR_QMASK_RXPERR 0x00000002 /* rx parity error */
#define QE_CR_QMASK_RXSERR 0x00000001 /* rx sbus error ack */
/* qe_cregs.mmask: MACE error interrupt mask. */
#define QE_CR_MMASK_EDEFER 0x10000000 /* excess defer */
#define QE_CR_MMASK_CLOSS 0x08000000 /* carrier loss */
#define QE_CR_MMASK_ERETRY 0x04000000 /* excess retry */
#define QE_CR_MMASK_LCOLL 0x02000000 /* late collision error */
#define QE_CR_MMASK_UFLOW 0x01000000 /* underflow */
#define QE_CR_MMASK_JABBER 0x00800000 /* jabber error */
#define QE_CR_MMASK_BABBLE 0x00400000 /* babble error */
#define QE_CR_MMASK_OFLOW 0x00000800 /* overflow */
#define QE_CR_MMASK_RXCOLL 0x00000400 /* rx coll-cntr overflow */
#define QE_CR_MMASK_RPKT 0x00000200 /* runt pkt overflow */
#define QE_CR_MMASK_MPKT 0x00000100 /* missed pkt overflow */
/* qe_cregs.pipg: inter-frame gap. */
#define QE_CR_PIPG_TENAB 0x00000020 /* enable throttle */
#define QE_CR_PIPG_MMODE 0x00000010 /* manual mode */
#define QE_CR_PIPG_WMASK 0x0000000f /* sbus wait mask */
/*
* MACE registers
*/
#if 0
struct qe_mregs {
u_int8_t rcvfifo; [0] /* receive fifo */
u_int8_t xmtfifo; [1] /* transmit fifo */
u_int8_t xmtfc; [2] /* transmit frame control */
u_int8_t xmtfs; [3] /* transmit frame status */
u_int8_t xmtrc; [4] /* tx retry count */
u_int8_t rcvfc; [5] /* receive frame control */
u_int8_t rcvfs; [6] /* receive frame status */
u_int8_t fifofc; [7] /* fifo frame count */
u_int8_t ir; [8] /* interrupt register */
u_int8_t imr; [9] /* interrupt mask register */
u_int8_t pr; [10] /* poll register */
u_int8_t biucc; [11] /* biu config control */
u_int8_t fifocc; [12] /* fifo config control */
u_int8_t maccc; [13] /* mac config control */
u_int8_t plscc; [14] /* pls config control */
u_int8_t phycc; [15] /* phy config control */
u_int8_t chipid1; [16] /* chipid, low byte */
u_int8_t chipid2; [17] /* chipid, high byte */
u_int8_t iac; [18] /* internal address config */
u_int8_t _reserved0; [19] /* reserved */
u_int8_t ladrf; [20] /* logical address filter */
u_int8_t padr; [21] /* physical address */
u_int8_t _reserved1; [22] /* reserved */
u_int8_t _reserved2; [23] /* reserved */
u_int8_t mpc; [24] /* missed packet count */
u_int8_t _reserved3; [25] /* reserved */
u_int8_t rntpc; [26] /* runt packet count */
u_int8_t rcvcc; [27] /* receive collision count */
u_int8_t _reserved4; [28] /* reserved */
u_int8_t utr; [29] /* user test register */
u_int8_t rtr1; [30] /* reserved test register 1 */
u_int8_t rtr2; [31] /* reserved test register 2 */
};
#endif
/* register indices: */
#define QE_MRI_RCVFIFO 0 /* receive fifo */
#define QE_MRI_XMTFIFO 1 /* transmit fifo */
#define QE_MRI_XMTFC 2 /* transmit frame control */
#define QE_MRI_XMTFS 3 /* transmit frame status */
#define QE_MRI_XMTRC 4 /* tx retry count */
#define QE_MRI_RCVFC 5 /* receive frame control */
#define QE_MRI_RCVFS 6 /* receive frame status */
#define QE_MRI_FIFOFC 7 /* fifo frame count */
#define QE_MRI_IR 8 /* interrupt register */
#define QE_MRI_IMR 9 /* interrupt mask register */
#define QE_MRI_PR 10 /* poll register */
#define QE_MRI_BIUCC 11 /* biu config control */
#define QE_MRI_FIFOCC 12 /* fifo config control */
#define QE_MRI_MACCC 13 /* mac config control */
#define QE_MRI_PLSCC 14 /* pls config control */
#define QE_MRI_PHYCC 15 /* phy config control */
#define QE_MRI_CHIPID1 16 /* chipid, low byte */
#define QE_MRI_CHIPID2 17 /* chipid, high byte */
#define QE_MRI_IAC 18 /* internal address config */
#define QE_MRI_LADRF 20 /* logical address filter */
#define QE_MRI_PADR 21 /* physical address */
#define QE_MRI_MPC 24 /* missed packet count */
#define QE_MRI_RNTPC 26 /* runt packet count */
#define QE_MRI_RCVCC 27 /* receive collision count */
#define QE_MRI_UTR 29 /* user test register */
#define QE_MRI_RTR1 30 /* reserved test register 1 */
#define QE_MRI_RTR2 31 /* reserved test register 2 */
/* qe_mregs.xmtfc: transmit frame control. */
#define QE_MR_XMTFC_DRETRY 0x80 /* disable retries */
#define QE_MR_XMTFC_DXMTFCS 0x08 /* disable tx fcs */
#define QE_MR_XMTFC_APADXMT 0x01 /* enable auto padding */
/* qe_mregs.xmtfs: transmit frame status. */
#define QE_MR_XMTFS_XMTSV 0x80 /* tx valid */
#define QE_MR_XMTFS_UFLO 0x40 /* tx underflow */
#define QE_MR_XMTFS_LCOL 0x20 /* tx late collision */
#define QE_MR_XMTFS_MORE 0x10 /* tx > 1 retries */
#define QE_MR_XMTFS_ONE 0x08 /* tx 1 retry */
#define QE_MR_XMTFS_DEFER 0x04 /* tx pkt deferred */
#define QE_MR_XMTFS_LCAR 0x02 /* tx carrier lost */
#define QE_MR_XMTFS_RTRY 0x01 /* tx retry error */
/* qe_mregs.xmtrc: transmit retry count. */
#define QE_MR_XMTRC_EXDEF 0x80 /* tx excess defers */
#define QE_MR_XMTRC_XMTRC 0x0f /* tx retry count mask */
/* qe_mregs.rcvfc: receive frame control. */
#define QE_MR_RCVFC_LLRCV 0x08 /* rx low latency */
#define QE_MR_RCVFC_MR 0x04 /* rx addr match/reject */
#define QE_MR_RCVFC_ASTRPRCV 0x01 /* rx auto strip */
/* qe_mregs.rcvfs: receive frame status. */
#define QE_MR_RCVFS_OFLO 0x80 /* rx overflow */
#define QE_MR_RCVFS_CLSN 0x40 /* rx late collision */
#define QE_MR_RCVFS_FRAM 0x20 /* rx framing error */
#define QE_MR_RCVFS_FCS 0x10 /* rx fcs error */
#define QE_MR_RCVFS_RCVCNT 0x0f /* rx msg byte count mask */
/* qe_mregs.fifofc: fifo frame count. */
#define QE_MR_FIFOFC_RCVFC 0xf0 /* rx fifo frame count */
#define QE_MR_FIFOFC_XMTFC 0x0f /* tx fifo frame count */
/* qe_mregs.ir: interrupt register. */
#define QE_MR_IR_JAB 0x80 /* jabber error */
#define QE_MR_IR_BABL 0x40 /* babble error */
#define QE_MR_IR_CERR 0x20 /* collision error */
#define QE_MR_IR_RCVCCO 0x10 /* collision cnt overflow */
#define QE_MR_IR_RNTPCO 0x08 /* runt pkt cnt overflow */
#define QE_MR_IR_MPCO 0x04 /* miss pkt cnt overflow */
#define QE_MR_IR_RCVINT 0x02 /* packet received */
#define QE_MR_IR_XMTINT 0x01 /* packet transmitted */
/* qe_mregs.imr: interrupt mask register. */
#define QE_MR_IMR_JABM 0x80 /* jabber errors */
#define QE_MR_IMR_BABLM 0x40 /* babble errors */
#define QE_MR_IMR_CERRM 0x20 /* collision errors */
#define QE_MR_IMR_RCVCCOM 0x10 /* rx collision count oflow */
#define QE_MR_IMR_RNTPCOM 0x08 /* runt pkt cnt ovrflw */
#define QE_MR_IMR_MPCOM 0x04 /* miss pkt cnt ovrflw */
#define QE_MR_IMR_RCVINTM 0x02 /* rx interrupts */
#define QE_MR_IMR_XMTINTM 0x01 /* tx interrupts */
/* qe_mregs.pr: poll register. */
#define QE_MR_PR_XMTSV 0x80 /* tx status is valid */
#define QE_MR_PR_TDTREQ 0x40 /* tx data xfer request */
#define QE_MR_PR_RDTREQ 0x20 /* rx data xfer request */
/* qe_mregs.biucc: biu config control. */
#define QE_MR_BIUCC_BSWAP 0x40 /* byte swap */
#define QE_MR_BIUCC_4TS 0x00 /* 4byte xmit start point */
#define QE_MR_BIUCC_16TS 0x10 /* 16byte xmit start point */
#define QE_MR_BIUCC_64TS 0x20 /* 64byte xmit start point */
#define QE_MR_BIUCC_112TS 0x30 /* 112byte xmit start point */
#define QE_MR_BIUCC_SWRST 0x01 /* sw-reset mace */
/* qe_mregs.fifocc: fifo config control. */
#define QE_MR_FIFOCC_TXF8 0x00 /* tx fifo 8 write cycles */
#define QE_MR_FIFOCC_TXF32 0x80 /* tx fifo 32 write cycles */
#define QE_MR_FIFOCC_TXF16 0x40 /* tx fifo 16 write cycles */
#define QE_MR_FIFOCC_RXF64 0x20 /* rx fifo 64 write cycles */
#define QE_MR_FIFOCC_RXF32 0x10 /* rx fifo 32 write cycles */
#define QE_MR_FIFOCC_RXF16 0x00 /* rx fifo 16 write cycles */
#define QE_MR_FIFOCC_TFWU 0x08 /* tx fifo watermark update */
#define QE_MR_FIFOCC_RFWU 0x04 /* rx fifo watermark update */
#define QE_MR_FIFOCC_XMTBRST 0x02 /* tx burst enable */
#define QE_MR_FIFOCC_RCVBRST 0x01 /* rx burst enable */
/* qe_mregs.maccc: mac config control. */
#define QE_MR_MACCC_PROM 0x80 /* promiscuous mode enable */
#define QE_MR_MACCC_DXMT2PD 0x40 /* tx 2part deferral enable */
#define QE_MR_MACCC_EMBA 0x20 /* modified backoff enable */
#define QE_MR_MACCC_DRCVPA 0x08 /* rx physical addr disable */
#define QE_MR_MACCC_DRCVBC 0x04 /* rx broadcast disable */
#define QE_MR_MACCC_ENXMT 0x02 /* enable transmitter */
#define QE_MR_MACCC_ENRCV 0x01 /* enable receiver */
/* qe_mregs.plscc: pls config control. */
#define QE_MR_PLSCC_XMTSEL 0x08 /* tx mode select */
#define QE_MR_PLSCC_PORTMASK 0x06 /* port selection bits */
#define QE_MR_PLSCC_GPSI 0x06 /* use gpsi connector */
#define QE_MR_PLSCC_DAI 0x04 /* use dai connector */
#define QE_MR_PLSCC_TP 0x02 /* use twistedpair connector */
#define QE_MR_PLSCC_AUI 0x00 /* use aui connector */
#define QE_MR_PLSCC_ENPLSIO 0x01 /* pls i/o enable */
/* qe_mregs.phycc: phy config control. */
#define QE_MR_PHYCC_LNKFL 0x80 /* link fail */
#define QE_MR_PHYCC_DLNKTST 0x40 /* disable link test logic */
#define QE_MR_PHYCC_REVPOL 0x20 /* rx polarity */
#define QE_MR_PHYCC_DAPC 0x10 /* autopolaritycorrect disab */
#define QE_MR_PHYCC_LRT 0x08 /* select low threshold */
#define QE_MR_PHYCC_ASEL 0x04 /* connector port auto-sel */
#define QE_MR_PHYCC_RWAKE 0x02 /* remote wakeup */
#define QE_MR_PHYCC_AWAKE 0x01 /* auto wakeup */
/* qe_mregs.iac: internal address config. */
#define QE_MR_IAC_ADDRCHG 0x80 /* start address change */
#define QE_MR_IAC_PHYADDR 0x04 /* physical address reset */
#define QE_MR_IAC_LOGADDR 0x02 /* logical address reset */
/* qe_mregs.utr: user test register. */
#define QE_MR_UTR_RTRE 0x80 /* enable resv test register */
#define QE_MR_UTR_RTRD 0x40 /* disab resv test register */
#define QE_MR_UTR_RPA 0x20 /* accept runt packets */
#define QE_MR_UTR_FCOLL 0x10 /* force collision status */
#define QE_MR_UTR_RCVSFCSE 0x08 /* enable fcs on rx */
#define QE_MR_UTR_INTLOOPM 0x06 /* Internal loopback w/mandec */
#define QE_MR_UTR_INTLOOP 0x04 /* Internal loopback */
#define QE_MR_UTR_EXTLOOP 0x02 /* external loopback */
#define QE_MR_UTR_NOLOOP 0x00 /* no loopback */
/* Buffer and Ring sizes: fixed ring size */
#define QE_TX_RING_MAXSIZE 256 /* maximum tx ring size */
#define QE_RX_RING_MAXSIZE 256 /* maximum rx ring size */
#define QE_TX_RING_SIZE 16
#define QE_RX_RING_SIZE 16
#define QE_PKT_BUF_SZ 2048
#define MC_POLY_LE 0xedb88320 /* mcast crc, little endian */