/* * Copyright (c) 2003 The Regents of The University of Michigan * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer; * 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; * neither the name of the copyright holders 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 COPYRIGHT HOLDERS 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 COPYRIGHT * OWNER 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. */ /* Portions of code taken from: */ /* ns83820.c by Benjamin LaHaise with contributions. * * Questions/comments/discussion to linux-ns83820@kvack.org. * * $Revision: 1.34.2.23 $ * * Copyright 2001 Benjamin LaHaise. * Copyright 2001, 2002 Red Hat. * * Mmmm, chocolate vanilla mocha... * * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /* @file * Ethernet device register definitions for the National * Semiconductor DP83820 Ethernet controller */ #ifndef _NS_GIGE_H #define _NS_GIGE_H_ /* * Configuration Register Map */ #define NS_ID 0x00 /* identification register */ #define NS_CS 0x04 /* command and status register */ #define NS_RID 0x08 /* revision ID register */ #define NS_LAT 0x0C /* latency timer register */ #define NS_IOA 0x10 /* IO base address register */ #define NS_MA 0x14 /* memory address register */ #define NS_MA1 0x18 /* memory address high dword register */ #define NS_SID 0x2C /* subsystem identification register */ #define NS_ROM 0x30 /* boot ROM configuration register */ #define NS_CAPPTR 0x34 /* number of tx descriptors */ #define NS_INT 0x3C /* interrupt select register */ #define NS_PMCAP 0x40 /* power mgmt capabilities register */ #define NS_PMCS 0x44 /* power mgmt control and status register */ /* Operational Register Map */ #define CR 0x00 #define CFG 0x04 #define MEAR 0x08 #define PTSCR 0x0c #define ISR 0x10 #define IMR 0x14 #define IER 0x18 #define IHR 0x1c #define TXDP 0x20 #define TXDP_HI 0x24 #define TXCFG 0x28 #define GPIOR 0x2c #define RXDP 0x30 #define RXDP_HI 0x34 #define RXCFG 0x38 #define PQCR 0x3c #define WCSR 0x40 #define PCR 0x44 #define RFCR 0x48 #define RFDR 0x4c #define BRAR 0x50 #define BRDR 0x54 #define SRR 0x58 #define MIBC 0x5c #define MIB_START 0x60 #define MIB_END 0x88 #define VRCR 0xbc #define VTCR 0xc0 #define VDR 0xc4 #define CCSR 0xcc #define TBICR 0xe0 #define TBISR 0xe4 #define TANAR 0xe8 #define TANLPAR 0xec #define TANER 0xf0 #define TESR 0xf4 #define LAST 0xf4 #define RESERVED 0xfc /* chip command register */ #define CR_TXE 0x00000001 #define CR_TXD 0x00000002 #define CR_RXE 0x00000004 #define CR_RXD 0x00000008 #define CR_TXR 0x00000010 #define CR_RXR 0x00000020 #define CR_SWI 0x00000080 #define CR_RST 0x00000100 /* configuration register */ #define CFG_LNKSTS 0x80000000 #define CFG_SPDSTS 0x60000000 #define CFG_SPDSTS1 0x40000000 #define CFG_SPDSTS0 0x20000000 #define CFG_DUPSTS 0x10000000 #define CFG_TBI_EN 0x01000000 #define CFG_RESERVED 0x0e000000 #define CFG_MODE_1000 0x00400000 #define CFG_AUTO_1000 0x00200000 #define CFG_PINT_CTL 0x001c0000 #define CFG_PINT_DUPSTS 0x00100000 #define CFG_PINT_LNKSTS 0x00080000 #define CFG_PINT_SPDSTS 0x00040000 #define CFG_TMRTEST 0x00020000 #define CFG_MRM_DIS 0x00010000 #define CFG_MWI_DIS 0x00008000 #define CFG_T64ADDR 0x00004000 #define CFG_PCI64_DET 0x00002000 #define CFG_DATA64_EN 0x00001000 #define CFG_M64ADDR 0x00000800 #define CFG_PHY_RST 0x00000400 #define CFG_PHY_DIS 0x00000200 #define CFG_EXTSTS_EN 0x00000100 #define CFG_REQALG 0x00000080 #define CFG_SB 0x00000040 #define CFG_POW 0x00000020 #define CFG_EXD 0x00000010 #define CFG_PESEL 0x00000008 #define CFG_BROM_DIS 0x00000004 #define CFG_EXT_125 0x00000002 #define CFG_BEM 0x00000001 /* EEPROM access register */ #define MEAR_EEDI 0x00000001 #define MEAR_EEDO 0x00000002 #define MEAR_EECLK 0x00000004 #define MEAR_EESEL 0x00000008 #define MEAR_MDIO 0x00000010 #define MEAR_MDDIR 0x00000020 #define MEAR_MDC 0x00000040 /* PCI test control register */ #define PTSCR_EEBIST_FAIL 0x00000001 #define PTSCR_EEBIST_EN 0x00000002 #define PTSCR_EELOAD_EN 0x00000004 #define PTSCR_RBIST_FAIL 0x000001b8 #define PTSCR_RBIST_DONE 0x00000200 #define PTSCR_RBIST_EN 0x00000400 #define PTSCR_RBIST_RST 0x00002000 #define PTSCR_RBIST_RDONLY 0x000003f9 /* interrupt status register */ #define ISR_RESERVE 0x80000000 #define ISR_TXDESC3 0x40000000 #define ISR_TXDESC2 0x20000000 #define ISR_TXDESC1 0x10000000 #define ISR_TXDESC0 0x08000000 #define ISR_RXDESC3 0x04000000 #define ISR_RXDESC2 0x02000000 #define ISR_RXDESC1 0x01000000 #define ISR_RXDESC0 0x00800000 #define ISR_TXRCMP 0x00400000 #define ISR_RXRCMP 0x00200000 #define ISR_DPERR 0x00100000 #define ISR_SSERR 0x00080000 #define ISR_RMABT 0x00040000 #define ISR_RTABT 0x00020000 #define ISR_RXSOVR 0x00010000 #define ISR_HIBINT 0x00008000 #define ISR_PHY 0x00004000 #define ISR_PME 0x00002000 #define ISR_SWI 0x00001000 #define ISR_MIB 0x00000800 #define ISR_TXURN 0x00000400 #define ISR_TXIDLE 0x00000200 #define ISR_TXERR 0x00000100 #define ISR_TXDESC 0x00000080 #define ISR_TXOK 0x00000040 #define ISR_RXORN 0x00000020 #define ISR_RXIDLE 0x00000010 #define ISR_RXEARLY 0x00000008 #define ISR_RXERR 0x00000004 #define ISR_RXDESC 0x00000002 #define ISR_RXOK 0x00000001 #define ISR_ALL 0x7FFFFFFF /* transmit configuration register */ #define TXCFG_CSI 0x80000000 #define TXCFG_HBI 0x40000000 #define TXCFG_MLB 0x20000000 #define TXCFG_ATP 0x10000000 #define TXCFG_ECRETRY 0x00800000 #define TXCFG_BRST_DIS 0x00080000 #define TXCFG_MXDMA1024 0x00000000 #define TXCFG_MXDMA512 0x00700000 #define TXCFG_MXDMA256 0x00600000 #define TXCFG_MXDMA128 0x00500000 #define TXCFG_MXDMA64 0x00400000 #define TXCFG_MXDMA32 0x00300000 #define TXCFG_MXDMA16 0x00200000 #define TXCFG_MXDMA8 0x00100000 #define TXCFG_MXDMA 0x00700000 #define TXCFG_FLTH_MASK 0x0000ff00 #define TXCFG_DRTH_MASK 0x000000ff /*general purpose I/O control register */ #define GPIOR_GP5_OE 0x00000200 #define GPIOR_GP4_OE 0x00000100 #define GPIOR_GP3_OE 0x00000080 #define GPIOR_GP2_OE 0x00000040 #define GPIOR_GP1_OE 0x00000020 #define GPIOR_GP3_OUT 0x00000004 #define GPIOR_GP1_OUT 0x00000001 /* receive configuration register */ #define RXCFG_AEP 0x80000000 #define RXCFG_ARP 0x40000000 #define RXCFG_STRIPCRC 0x20000000 #define RXCFG_RX_FD 0x10000000 #define RXCFG_ALP 0x08000000 #define RXCFG_AIRL 0x04000000 #define RXCFG_MXDMA512 0x00700000 #define RXCFG_MXDMA 0x00700000 #define RXCFG_DRTH 0x0000003e #define RXCFG_DRTH0 0x00000002 /* pause control status register */ #define PCR_PSEN (1 << 31) #define PCR_PS_MCAST (1 << 30) #define PCR_PS_DA (1 << 29) #define PCR_STHI_8 (3 << 23) #define PCR_STLO_4 (1 << 23) #define PCR_FFHI_8K (3 << 21) #define PCR_FFLO_4K (1 << 21) #define PCR_PAUSE_CNT 0xFFFE /*receive filter/match control register */ #define RFCR_RFEN 0x80000000 #define RFCR_AAB 0x40000000 #define RFCR_AAM 0x20000000 #define RFCR_AAU 0x10000000 #define RFCR_APM 0x08000000 #define RFCR_APAT 0x07800000 #define RFCR_APAT3 0x04000000 #define RFCR_APAT2 0x02000000 #define RFCR_APAT1 0x01000000 #define RFCR_APAT0 0x00800000 #define RFCR_AARP 0x00400000 #define RFCR_MHEN 0x00200000 #define RFCR_UHEN 0x00100000 #define RFCR_ULM 0x00080000 #define RFCR_RFADDR 0x000003ff /* receive filter/match data register */ #define RFDR_BMASK 0x00030000 #define RFDR_RFDATA0 0x000000ff #define RFDR_RFDATA1 0x0000ff00 /* management information base control register */ #define MIBC_MIBS 0x00000008 #define MIBC_ACLR 0x00000004 #define MIBC_FRZ 0x00000002 #define MIBC_WRN 0x00000001 /* VLAN/IP receive control register */ #define VRCR_RUDPE 0x00000080 #define VRCR_RTCPE 0x00000040 #define VRCR_RIPE 0x00000020 #define VRCR_IPEN 0x00000010 #define VRCR_DUTF 0x00000008 #define VRCR_DVTF 0x00000004 #define VRCR_VTREN 0x00000002 #define VRCR_VTDEN 0x00000001 /* VLAN/IP transmit control register */ #define VTCR_PPCHK 0x00000008 #define VTCR_GCHK 0x00000004 #define VTCR_VPPTI 0x00000002 #define VTCR_VGTI 0x00000001 /* Clockrun Control/Status Register */ #define CCSR_CLKRUN_EN 0x00000001 /* TBI control register */ #define TBICR_MR_LOOPBACK 0x00004000 #define TBICR_MR_AN_ENABLE 0x00001000 #define TBICR_MR_RESTART_AN 0x00000200 /* TBI status register */ #define TBISR_MR_LINK_STATUS 0x00000020 #define TBISR_MR_AN_COMPLETE 0x00000004 /* TBI auto-negotiation advertisement register */ #define TANAR_PS2 0x00000100 #define TANAR_PS1 0x00000080 #define TANAR_HALF_DUP 0x00000040 #define TANAR_FULL_DUP 0x00000020 /* * descriptor format currently assuming link and bufptr * are set for 32 bits,( may be wrong ) ASSUME32 */ struct ns_desc { uint32_t link; /* link field to next descriptor in linked list */ uint32_t bufptr; /* pointer to the first fragment or buffer */ uint32_t cmdsts; /* command/status field */ uint32_t extsts; /* extended status field for VLAN and IP info */ }; /* cmdsts flags for descriptors */ #define CMDSTS_OWN 0x80000000 #define CMDSTS_MORE 0x40000000 #define CMDSTS_INTR 0x20000000 #define CMDSTS_ERR 0x10000000 #define CMDSTS_OK 0x08000000 #define CMDSTS_LEN_MASK 0x0000ffff #define CMDSTS_DEST_MASK 0x01800000 #define CMDSTS_DEST_SELF 0x00800000 #define CMDSTS_DEST_MULTI 0x01000000 /* extended flags for descriptors */ #define EXTSTS_UDPERR 0x00400000 #define EXTSTS_UDPPKT 0x00200000 #define EXTSTS_TCPERR 0x00100000 #define EXTSTS_TCPPKT 0x00080000 #define EXTSTS_IPERR 0x00040000 #define EXTSTS_IPPKT 0x00020000 /* speed status */ #define SPDSTS_POLARITY (CFG_SPDSTS1 | CFG_SPDSTS0 | CFG_DUPSTS | (lnksts ? CFG_LNKSTS : 0)) #endif /* _NS_GIGE_H_ */