/*- * SPDX-License-Identifier: BSD-4-Clause * * Copyright (c) 2001 Wind River Systems * Copyright (c) 1997, 1998, 1999, 2000, 2001 * Bill Paul . 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Bill Paul. * 4. Neither the name of the author nor the names of any co-contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY Bill Paul 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 Bill Paul OR THE VOICES IN HIS HEAD * 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. */ #define NGE_CSR 0x00 #define NGE_CFG 0x04 #define NGE_MEAR 0x08 #define NGE_PCITST 0x0C #define NGE_ISR 0x10 #define NGE_IMR 0x14 #define NGE_IER 0x18 #define NGE_IHR 0x1C #define NGE_TX_LISTPTR_LO 0x20 #define NGE_TX_LISTPTR_HI 0x24 #define NGE_TX_LISTPTR NGE_TX_LISTPTR_LO #define NGE_TX_CFG 0x28 #define NGE_GPIO 0x2C #define NGE_RX_LISTPTR_LO 0x30 #define NGE_RX_LISTPTR_HI 0x34 #define NGE_RX_LISTPTR NGE_RX_LISTPTR_LO #define NGE_RX_CFG 0x38 #define NGE_PRIOQCTL 0x3C #define NGE_WOLCSR 0x40 #define NGE_PAUSECSR 0x44 #define NGE_RXFILT_CTL 0x48 #define NGE_RXFILT_DATA 0x4C #define NGE_BOOTROM_ADDR 0x50 #define NGE_BOOTROM_DATA 0x54 #define NGE_SILICONREV 0x58 #define NGE_MIBCTL 0x5C #define NGE_MIB_RXERRPKT 0x60 #define NGE_MIB_RXERRFCS 0x64 #define NGE_MIB_RXERRMISSEDPKT 0x68 #define NGE_MIB_RXERRALIGN 0x6C #define NGE_MIB_RXERRSYM 0x70 #define NGE_MIB_RXERRGIANT 0x74 #define NGE_MIB_RXERRRANGLEN 0x78 #define NGE_MIB_RXBADOPCODE 0x7C #define NGE_MIB_RXPAUSEPKTS 0x80 #define NGE_MIB_TXPAUSEPKTS 0x84 #define NGE_MIB_TXERRSQE 0x88 #define NGE_TXPRIOQ_PTR1 0xA0 #define NGE_TXPRIOQ_PTR2 0xA4 #define NGE_TXPRIOQ_PTR3 0xA8 #define NGE_RXPRIOQ_PTR1 0xB0 #define NGE_RXPRIOQ_PTR2 0xB4 #define NGE_RXPRIOQ_PTR3 0xB8 #define NGE_VLAN_IP_RXCTL 0xBC #define NGE_VLAN_IP_TXCTL 0xC0 #define NGE_VLAN_DATA 0xC4 #define NGE_CLKRUN 0xCC #define NGE_TBI_BMCR 0xE0 #define NGE_TBI_BMSR 0xE4 #define NGE_TBI_ANAR 0xE8 #define NGE_TBI_ANLPAR 0xEC #define NGE_TBI_ANER 0xF0 #define NGE_TBI_ESR 0xF4 /* Control/status register */ #define NGE_CSR_TX_ENABLE 0x00000001 #define NGE_CSR_TX_DISABLE 0x00000002 #define NGE_CSR_RX_ENABLE 0x00000004 #define NGE_CSR_RX_DISABLE 0x00000008 #define NGE_CSR_TX_RESET 0x00000010 #define NGE_CSR_RX_RESET 0x00000020 #define NGE_CSR_SOFTINTR 0x00000080 #define NGE_CSR_RESET 0x00000100 #define NGE_CSR_TX_PRIOQ_ENB0 0x00000200 #define NGE_CSR_TX_PRIOQ_ENB1 0x00000400 #define NGE_CSR_TX_PRIOQ_ENB2 0x00000800 #define NGE_CSR_TX_PRIOQ_ENB3 0x00001000 #define NGE_CSR_RX_PRIOQ_ENB0 0x00002000 #define NGE_CSR_RX_PRIOQ_ENB1 0x00004000 #define NGE_CSR_RX_PRIOQ_ENB2 0x00008000 #define NGE_CSR_RX_PRIOQ_ENB3 0x00010000 /* Configuration register */ #define NGE_CFG_BIGENDIAN 0x00000001 #define NGE_CFG_EXT_125MHZ 0x00000002 #define NGE_CFG_BOOTROM_DIS 0x00000004 #define NGE_CFG_PERR_DETECT 0x00000008 #define NGE_CFG_DEFER_DISABLE 0x00000010 #define NGE_CFG_OUTOFWIN_TIMER 0x00000020 #define NGE_CFG_SINGLE_BACKOFF 0x00000040 #define NGE_CFG_PCIREQ_ALG 0x00000080 #define NGE_CFG_EXTSTS_ENB 0x00000100 #define NGE_CFG_PHY_DIS 0x00000200 #define NGE_CFG_PHY_RST 0x00000400 #define NGE_CFG_64BIT_ADDR_ENB 0x00000800 #define NGE_CFG_64BIT_DATA_ENB 0x00001000 #define NGE_CFG_64BIT_PCI_DET 0x00002000 #define NGE_CFG_64BIT_TARG 0x00004000 #define NGE_CFG_MWI_DIS 0x00008000 #define NGE_CFG_MRM_DIS 0x00010000 #define NGE_CFG_TMRTST 0x00020000 #define NGE_CFG_PHYINTR_SPD 0x00040000 #define NGE_CFG_PHYINTR_LNK 0x00080000 #define NGE_CFG_PHYINTR_DUP 0x00100000 #define NGE_CFG_MODE_1000 0x00400000 #define NGE_CFG_TBI_EN 0x01000000 #define NGE_CFG_DUPLEX_STS 0x10000000 #define NGE_CFG_SPEED_STS 0x60000000 #define NGE_CFG_LINK_STS 0x80000000 /* MII/EEPROM control register */ #define NGE_MEAR_EE_DIN 0x00000001 #define NGE_MEAR_EE_DOUT 0x00000002 #define NGE_MEAR_EE_CLK 0x00000004 #define NGE_MEAR_EE_CSEL 0x00000008 #define NGE_MEAR_MII_DATA 0x00000010 #define NGE_MEAR_MII_DIR 0x00000020 #define NGE_MEAR_MII_CLK 0x00000040 #define NGE_EECMD_WRITE 0x140 #define NGE_EECMD_READ 0x180 #define NGE_EECMD_ERASE 0x1c0 #define NGE_EE_NODEADDR 0xA /* PCI control register */ #define NGE_PCICTL_SRAMADDR 0x0000001F #define NGE_PCICTL_RAMTSTENB 0x00000020 #define NGE_PCICTL_TXTSTENB 0x00000040 #define NGE_PCICTL_RXTSTENB 0x00000080 #define NGE_PCICTL_BMTSTENB 0x00000200 #define NGE_PCICTL_RAMADDR 0x001F0000 #define NGE_PCICTL_ROMTIME 0x0F000000 #define NGE_PCICTL_DISCTEST 0x40000000 /* Interrupt/status register */ #define NGE_ISR_RX_OK 0x00000001 #define NGE_ISR_RX_DESC_OK 0x00000002 #define NGE_ISR_RX_ERR 0x00000004 #define NGE_ISR_RX_EARLY 0x00000008 #define NGE_ISR_RX_IDLE 0x00000010 #define NGE_ISR_RX_OFLOW 0x00000020 #define NGE_ISR_TX_OK 0x00000040 #define NGE_ISR_TX_DESC_OK 0x00000080 #define NGE_ISR_TX_ERR 0x00000100 #define NGE_ISR_TX_IDLE 0x00000200 #define NGE_ISR_TX_UFLOW 0x00000400 #define NGE_ISR_MIB_SERVICE 0x00000800 #define NGE_ISR_SOFTINTR 0x00001000 #define NGE_ISR_PME_EVENT 0x00002000 #define NGE_ISR_PHY_INTR 0x00004000 #define NGE_ISR_HIBITS 0x00008000 #define NGE_ISR_RX_FIFO_OFLOW 0x00010000 #define NGE_ISR_TGT_ABRT 0x00020000 #define NGE_ISR_BM_ABRT 0x00040000 #define NGE_ISR_SYSERR 0x00080000 #define NGE_ISR_PARITY_ERR 0x00100000 #define NGE_ISR_RX_RESET_DONE 0x00200000 #define NGE_ISR_TX_RESET_DONE 0x00400000 #define NGE_ISR_RX_PRIOQ_DESC0 0x00800000 #define NGE_ISR_RX_PRIOQ_DESC1 0x01000000 #define NGE_ISR_RX_PRIOQ_DESC2 0x02000000 #define NGE_ISR_RX_PRIOQ_DESC3 0x04000000 #define NGE_ISR_TX_PRIOQ_DESC0 0x08000000 #define NGE_ISR_TX_PRIOQ_DESC1 0x10000000 #define NGE_ISR_TX_PRIOQ_DESC2 0x20000000 #define NGE_ISR_TX_PRIOQ_DESC3 0x40000000 /* Interrupt mask register */ #define NGE_IMR_RX_OK 0x00000001 #define NGE_IMR_RX_DESC_OK 0x00000002 #define NGE_IMR_RX_ERR 0x00000004 #define NGE_IMR_RX_EARLY 0x00000008 #define NGE_IMR_RX_IDLE 0x00000010 #define NGE_IMR_RX_OFLOW 0x00000020 #define NGE_IMR_TX_OK 0x00000040 #define NGE_IMR_TX_DESC_OK 0x00000080 #define NGE_IMR_TX_ERR 0x00000100 #define NGE_IMR_TX_IDLE 0x00000200 #define NGE_IMR_TX_UFLOW 0x00000400 #define NGE_IMR_MIB_SERVICE 0x00000800 #define NGE_IMR_SOFTINTR 0x00001000 #define NGE_IMR_PME_EVENT 0x00002000 #define NGE_IMR_PHY_INTR 0x00004000 #define NGE_IMR_HIBITS 0x00008000 #define NGE_IMR_RX_FIFO_OFLOW 0x00010000 #define NGE_IMR_TGT_ABRT 0x00020000 #define NGE_IMR_BM_ABRT 0x00040000 #define NGE_IMR_SYSERR 0x00080000 #define NGE_IMR_PARITY_ERR 0x00100000 #define NGE_IMR_RX_RESET_DONE 0x00200000 #define NGE_IMR_TX_RESET_DONE 0x00400000 #define NGE_IMR_RX_PRIOQ_DESC0 0x00800000 #define NGE_IMR_RX_PRIOQ_DESC1 0x01000000 #define NGE_IMR_RX_PRIOQ_DESC2 0x02000000 #define NGE_IMR_RX_PRIOQ_DESC3 0x04000000 #define NGE_IMR_TX_PRIOQ_DESC0 0x08000000 #define NGE_IMR_TX_PRIOQ_DESC1 0x10000000 #define NGE_IMR_TX_PRIOQ_DESC2 0x20000000 #define NGE_IMR_TX_PRIOQ_DESC3 0x40000000 #define NGE_INTRS \ (NGE_IMR_RX_OFLOW|NGE_IMR_TX_UFLOW|NGE_IMR_TX_OK|\ NGE_IMR_TX_IDLE|NGE_IMR_RX_OK|NGE_IMR_RX_ERR|\ NGE_IMR_SYSERR|NGE_IMR_PHY_INTR|\ NGE_IMR_RX_IDLE|NGE_IMR_RX_FIFO_OFLOW) /* Interrupt enable register */ #define NGE_IER_INTRENB 0x00000001 /* Interrupt moderation timer register */ #define NGE_IHR_HOLDOFF 0x000000FF #define NGE_IHR_HOLDCTL 0x00000100 /* Transmit configuration register */ #define NGE_TXCFG_DRAIN_THRESH 0x000000FF /* 32-byte units */ #define NGE_TXCFG_FILL_THRESH 0x0000FF00 /* 32-byte units */ #define NGE_1000MB_BURST_DIS 0x00080000 #define NGE_TXCFG_DMABURST 0x00700000 #define NGE_TXCFG_ECRETRY 0x00800000 #define NGE_TXCFG_AUTOPAD 0x10000000 #define NGE_TXCFG_LOOPBK 0x20000000 #define NGE_TXCFG_IGN_HBEAT 0x40000000 #define NGE_TXCFG_IGN_CARR 0x80000000 #define NGE_TXCFG_DRAIN(x) (((x) >> 5) & NGE_TXCFG_DRAIN_THRESH) #define NGE_TXCFG_FILL(x) ((((x) >> 5) << 8) & NGE_TXCFG_FILL_THRESH) #define NGE_TXDMA_1024BYTES 0x00000000 #define NGE_TXDMA_8BYTES 0x00100000 #define NGE_TXDMA_16BYTES 0x00200000 #define NGE_TXDMA_32BYTES 0x00300000 #define NGE_TXDMA_64BYTES 0x00400000 #define NGE_TXDMA_128BYTES 0x00500000 #define NGE_TXDMA_256BYTES 0x00600000 #define NGE_TXDMA_512BYTES 0x00700000 #define NGE_TXCFG \ (NGE_TXDMA_512BYTES|NGE_TXCFG_AUTOPAD|\ NGE_TXCFG_FILL(64)|NGE_TXCFG_DRAIN(6400)) /* GPIO register */ #define NGE_GPIO_GP1_OUT 0x00000001 #define NGE_GPIO_GP2_OUT 0x00000002 #define NGE_GPIO_GP3_OUT 0x00000004 #define NGE_GPIO_GP4_OUT 0x00000008 #define NGE_GPIO_GP5_OUT 0x00000010 #define NGE_GPIO_GP1_OUTENB 0x00000020 #define NGE_GPIO_GP2_OUTENB 0x00000040 #define NGE_GPIO_GP3_OUTENB 0x00000080 #define NGE_GPIO_GP4_OUTENB 0x00000100 #define NGE_GPIO_GP5_OUTENB 0x00000200 #define NGE_GPIO_GP1_IN 0x00000400 #define NGE_GPIO_GP2_IN 0x00000800 #define NGE_GPIO_GP3_IN 0x00001000 #define NGE_GPIO_GP4_IN 0x00002000 #define NGE_GPIO_GP5_IN 0x00004000 /* Receive configuration register */ #define NGE_RXCFG_DRAIN_THRESH 0x0000003E /* 8-byte units */ #define NGE_RXCFG_DMABURST 0x00700000 #define NGE_RXCFG_RX_RANGEERR 0x04000000 /* accept in-range err frames */ #define NGE_RXCFG_RX_GIANTS 0x08000000 /* accept packets > 1518 bytes */ #define NGE_RXCFG_RX_FDX 0x10000000 /* full duplex receive */ #define NGE_RXCFG_RX_NOCRC 0x20000000 /* strip CRC */ #define NGE_RXCFG_RX_RUNT 0x40000000 /* accept short frames */ #define NGE_RXCFG_RX_BADPKTS 0x80000000 /* accept error frames */ #define NGE_RXCFG_DRAIN(x) ((((x) >> 3) << 1) & NGE_RXCFG_DRAIN_THRESH) #define NGE_RXDMA_1024BYTES 0x00000000 #define NGE_RXDMA_8BYTES 0x00100000 #define NGE_RXDMA_16BYTES 0x00200000 #define NGE_RXDMA_32YTES 0x00300000 #define NGE_RXDMA_64BYTES 0x00400000 #define NGE_RXDMA_128BYTES 0x00500000 #define NGE_RXDMA_256BYTES 0x00600000 #define NGE_RXDMA_512BYTES 0x00700000 /* * DP83820/DP83821 with H/W VLAN stripping does not accept short VLAN * tagged packets such as ARP, short icmp echo request, etc. It seems * that MAC checks frame length for VLAN tagged packets after stripping * the VLAN tag. For short VLAN tagged packets it would would be 56 * (64 - CRC - VLAN info) bytes in length after stripping VLAN tag. * If the VLAN tag stripped frames are less than 60 bytes in length * the hardware think it received runt packets! * Therefore we should accept runt frames to get VLAN tagged ARP * packets. In addition, it is known that some revisions of * DP83820/DP83821 have another bug that prevent fragmented IP packets * from accepting. So we also should accept errored frames. */ #define NGE_RXCFG \ (NGE_RXCFG_DRAIN(64) | NGE_RXDMA_256BYTES| \ NGE_RXCFG_RX_RANGEERR | NGE_RXCFG_RX_BADPKTS | NGE_RXCFG_RX_RUNT | \ NGE_RXCFG_RX_GIANTS | NGE_RXCFG_RX_NOCRC) /* Priority queue control */ #define NGE_PRIOQCTL_TXPRIO_ENB 0x00000001 #define NGE_PRIOQCTL_TXFAIR_ENB 0x00000002 #define NGE_PRIOQCTL_RXPRIO 0x0000000C #define NGE_RXPRIOQ_DISABLED 0x00000000 #define NGE_RXPRIOQ_TWOQS 0x00000004 #define NGE_RXPRIOQ_THREEQS 0x00000008 #define NGE_RXPRIOQ_FOURQS 0x0000000C /* Wake On LAN command/status register */ #define NGE_WOLCSR_WAKE_ON_PHYINTR 0x00000001 #define NGE_WOLCSR_WAKE_ON_UNICAST 0x00000002 #define NGE_WOLCSR_WAKE_ON_MULTICAST 0x00000004 #define NGE_WOLCSR_WAKE_ON_BROADCAST 0x00000008 #define NGE_WOLCSR_WAKE_ON_ARP 0x00000010 #define NGE_WOLCSR_WAKE_ON_PAT0_MATCH 0x00000020 #define NGE_WOLCSR_WAKE_ON_PAT1_MATCH 0x00000040 #define NGE_WOLCSR_WAKE_ON_PAT2_MATCH 0x00000080 #define NGE_WOLCSR_WAKE_ON_PAT3_MATCH 0x00000100 #define NGE_WOLCSR_WAKE_ON_MAGICPKT 0x00000200 #define NGE_WOLCSR_SECUREON_ENB 0x00000400 #define NGE_WOLCSR_SECUREON_HACK 0x00200000 #define NGE_WOLCSR_PHYINTR 0x00400000 #define NGE_WOLCSR_UNICAST 0x00800000 #define NGE_WOLCSR_MULTICAST 0x01000000 #define NGE_WOLCSR_BROADCAST 0x02000000 #define NGE_WOLCSR_ARP_RCVD 0x04000000 #define NGE_WOLCSR_PAT0_MATCH 0x08000000 #define NGE_WOLCSR_PAT1_MATCH 0x10000000 #define NGE_WOLCSR_PAT2_MATCH 0x20000000 #define NGE_WOLCSR_PAT3_MATCH 0x40000000 #define NGE_WOLCSR_MAGICPKT 0x80000000 /* Pause control/status register */ #define NGE_PAUSECSR_CNT 0x0000FFFF #define NGE_PAUSECSR_PFRAME_SENT 0x00020000 #define NGE_PAUSECSR_RX_DATAFIFO_THR_LO 0x000C0000 #define NGE_PAUSECSR_RX_DATAFIFO_THR_HI 0x00300000 #define NGE_PAUSECSR_RX_STATFIFO_THR_LO 0x00C00000 #define NGE_PAUSECSR_RX_STATFIFO_THR_HI 0x03000000 #define NGE_PAUSECSR_PFRAME_RCVD 0x08000000 #define NGE_PAUSECSR_PAUSE_ACTIVE 0x10000000 #define NGE_PAUSECSR_PAUSE_ON_DA 0x20000000 /* pause on direct addr */ #define NGE_PAUSECSR_PAUSE_ON_MCAST 0x40000000 /* pause on mcast */ #define NGE_PAUSECSR_PAUSE_ENB 0x80000000 /* Receive filter/match control message */ #define MGE_RXFILTCTL_ADDR 0x000003FF #define NGE_RXFILTCTL_ULMASK 0x00080000 #define NGE_RXFILTCTL_UCHASH 0x00100000 #define NGE_RXFILTCTL_MCHASH 0x00200000 #define NGE_RXFILTCTL_ARP 0x00400000 #define NGE_RXFILTCTL_PMATCH0 0x00800000 #define NGE_RXFILTCTL_PMATCH1 0x01000000 #define NGE_RXFILTCTL_PMATCH2 0x02000000 #define NGE_RXFILTCTL_PMATCH3 0x04000000 #define NGE_RXFILTCTL_PERFECT 0x08000000 #define NGE_RXFILTCTL_ALLPHYS 0x10000000 #define NGE_RXFILTCTL_ALLMULTI 0x20000000 #define NGE_RXFILTCTL_BROAD 0x40000000 #define NGE_RXFILTCTL_ENABLE 0x80000000 #define NGE_FILTADDR_PAR0 0x00000000 #define NGE_FILTADDR_PAR1 0x00000002 #define NGE_FILTADDR_PAR2 0x00000004 #define NGE_FILTADDR_PMATCH0 0x00000006 #define NGE_FILTADDR_PMATCH1 0x00000008 #define NGE_FILTADDR_SOPASS0 0x0000000A #define NGE_FILTADDR_SOPASS1 0x0000000C #define NGE_FILTADDR_SOPASS2 0x0000000E #define NGE_FILTADDR_FMEM_LO 0x00000100 #define NGE_FILTADDR_FMEM_HI 0x000003FE #define NGE_FILTADDR_MCAST_LO 0x00000100 /* start of multicast filter */ #define NGE_FILTADDR_MCAST_HI 0x000001FE /* end of multicast filter */ #define NGE_MCAST_FILTER_LEN 256 /* bytes */ #define NGE_FILTADDR_PBUF0 0x00000200 /* pattern buffer 0 */ #define NGE_FILTADDR_PBUF1 0x00000280 /* pattern buffer 1 */ #define NGE_FILTADDR_PBUF2 0x00000300 /* pattern buffer 2 */ #define NGE_FILTADDR_PBUF3 0x00000380 /* pattern buffer 3 */ /* MIB control register */ #define NGE_MIBCTL_WARNTEST 0x00000001 #define NGE_MIBCTL_FREEZE_CNT 0x00000002 #define NGE_MIBCTL_CLEAR_CNT 0x00000004 #define NGE_MIBCTL_STROBE_CNT 0x00000008 /* VLAN/IP RX control register */ #define NGE_VIPRXCTL_TAG_DETECT_ENB 0x00000001 #define NGE_VIPRXCTL_TAG_STRIP_ENB 0x00000002 #define NGE_VIPRXCTL_DROP_TAGGEDPKTS 0x00000004 #define NGE_VIPRXCTL_DROP_UNTAGGEDPKTS 0x00000008 #define NGE_VIPRXCTL_IPCSUM_ENB 0x00000010 #define NGE_VIPRXCTL_REJECT_BADIPCSUM 0x00000020 #define NGE_VIPRXCTL_REJECT_BADTCPCSUM 0x00000040 #define NGE_VIPRXCTL_REJECT_BADUDPCSUM 0x00000080 /* VLAN/IP TX control register */ #define NGE_VIPTXCTL_TAG_ALL 0x00000001 #define NGE_VIPTXCTL_TAG_PER_PKT 0x00000002 #define NGE_VIPTXCTL_CSUM_ALL 0x00000004 #define NGE_VIPTXCTL_CSUM_PER_PKT 0x00000008 /* VLAN data register */ #define NGE_VLANDATA_VTYPE 0x0000FFFF #define NGE_VLANDATA_VTCI 0xFFFF0000 /* Clockrun register */ #define NGE_CLKRUN_PMESTS 0x00008000 #define NGE_CLKRUN_PMEENB 0x00000100 #define NGE_CLNRUN_CLKRUN_ENB 0x00000001 /* TBI BMCR */ #define NGE_TBIBMCR_RESTART_ANEG 0x00000200 #define NGE_TBIBMCR_ENABLE_ANEG 0x00001000 #define NGE_TBIBMCR_LOOPBACK 0x00004000 /* TBI BMSR */ #define NGE_TBIBMSR_ANEG_DONE 0x00000004 #define NGE_TBIBMSR_LINKSTAT 0x00000020 /* TBI ANAR */ #define NGE_TBIANAR_HDX 0x00000020 #define NGE_TBIANAR_FDX 0x00000040 #define NGE_TBIANAR_PS1 0x00000080 #define NGE_TBIANAR_PS2 0x00000100 #define NGE_TBIANAR_PCAP 0x00000180 #define NGE_TBIANAR_REMFAULT 0x00003000 #define NGE_TBIANAR_NEXTPAGE 0x00008000 /* TBI ANLPAR */ #define NGE_TBIANLPAR_HDX 0x00000020 #define NGE_TBIANLPAR_FDX 0x00000040 #define NGE_TBIANAR_PS1 0x00000080 #define NGE_TBIANAR_PS2 0x00000100 #define NGE_TBIANLPAR_PCAP 0x00000180 #define NGE_TBIANLPAR_REMFAULT 0x00003000 #define NGE_TBIANLPAR_NEXTPAGE 0x00008000 /* TBI ANER */ #define NGE_TBIANER_PAGERCVD 0x00000002 #define NGE_TBIANER_NEXTPGABLE 0x00000004 /* TBI EXTSTS */ #define NGE_TBIEXTSTS_HXD 0x00004000 #define NGE_TBIEXTSTS_FXD 0x00008000 /* * DMA descriptor structures. The RX and TX descriptor formats are * deliberately designed to be similar to facilitate passing them between * RX and TX queues on multiple controllers, in the case where you have * multiple MACs in a switching configuration. With the 83820, the pointer * values can be either 64 bits or 32 bits depending on how the chip is * configured. For the 83821, the fields are always 32-bits. There is * also an optional extended status field for VLAN and TCP/IP checksum * functions. We use the checksum feature so we enable the use of this * field. Descriptors must be 64-bit aligned. */ struct nge_desc_64 { /* Hardware descriptor section */ uint32_t nge_next_lo; uint32_t nge_next_hi; uint32_t nge_ptr_lo; uint32_t nge_ptr_hi; uint32_t nge_cmdsts; uint32_t nge_extsts; }; struct nge_desc_32 { /* Hardware descriptor section */ uint32_t nge_next; uint32_t nge_ptr; uint32_t nge_cmdsts; uint32_t nge_extsts; }; #define nge_desc nge_desc_32 #define NGE_CMDSTS_BUFLEN 0x0000FFFF #define NGE_CMDSTS_PKT_OK 0x08000000 #define NGE_CMDSTS_CRC 0x10000000 #define NGE_CMDSTS_INTR 0x20000000 #define NGE_CMDSTS_MORE 0x40000000 #define NGE_CMDSTS_OWN 0x80000000 #define NGE_INC(x, y) (x) = ((x) + 1) % y #define NGE_RXSTAT_RANGELENERR 0x00010000 #define NGE_RXSTAT_LOOPBK 0x00020000 #define NGE_RXSTAT_ALIGNERR 0x00040000 #define NGE_RXSTAT_CRCERR 0x00080000 #define NGE_RXSTAT_SYMBOLERR 0x00100000 #define NGE_RXSTAT_RUNT 0x00200000 #define NGE_RXSTAT_GIANT 0x00400000 #define NGE_RXSTAT_DSTCLASS 0x01800000 #define NGE_RXSTAT_OVERRUN 0x02000000 #define NGE_RXSTAT_RX_ABORT 0x04000000 #define NGE_DSTCLASS_REJECT 0x00000000 #define NGE_DSTCLASS_UNICAST 0x00800000 #define NGE_DSTCLASS_MULTICAST 0x01000000 #define NGE_DSTCLASS_BROADCAST 0x02000000 #define NGE_TXSTAT_COLLCNT 0x000F0000 #define NGE_TXSTAT_EXCESSCOLLS 0x00100000 #define NGE_TXSTAT_OUTOFWINCOLL 0x00200000 #define NGE_TXSTAT_EXCESS_DEFER 0x00400000 #define NGE_TXSTAT_DEFERED 0x00800000 #define NGE_TXSTAT_CARR_LOST 0x01000000 #define NGE_TXSTAT_UNDERRUN 0x02000000 #define NGE_TXSTAT_TX_ABORT 0x04000000 #define NGE_TXEXTSTS_VLAN_TCI 0x0000FFFF #define NGE_TXEXTSTS_VLANPKT 0x00010000 #define NGE_TXEXTSTS_IPCSUM 0x00020000 #define NGE_TXEXTSTS_TCPCSUM 0x00080000 #define NGE_TXEXTSTS_UDPCSUM 0x00200000 #define NGE_RXEXTSTS_VTCI 0x0000FFFF #define NGE_RXEXTSTS_VLANPKT 0x00010000 #define NGE_RXEXTSTS_IPPKT 0x00020000 #define NGE_RXEXTSTS_IPCSUMERR 0x00040000 #define NGE_RXEXTSTS_TCPPKT 0x00080000 #define NGE_RXEXTSTS_TCPCSUMERR 0x00100000 #define NGE_RXEXTSTS_UDPPKT 0x00200000 #define NGE_RXEXTSTS_UDPCSUMERR 0x00400000 #define NGE_TX_RING_CNT 256 #define NGE_RX_RING_CNT 256 #define NGE_TX_RING_SIZE sizeof(struct nge_desc) * NGE_TX_RING_CNT #define NGE_RX_RING_SIZE sizeof(struct nge_desc) * NGE_RX_RING_CNT #define NGE_RING_ALIGN sizeof(uint64_t) #define NGE_RX_ALIGN sizeof(uint64_t) #define NGE_MAXTXSEGS 16 #define NGE_ADDR_LO(x) ((uint64_t)(x) & 0xffffffff) #define NGE_ADDR_HI(x) ((uint64_t)(x) >> 32) #define NGE_TX_RING_ADDR(sc, i) \ ((sc)->nge_rdata.nge_tx_ring_paddr + sizeof(struct nge_desc) * (i)) #define NGE_RX_RING_ADDR(sc, i) \ ((sc)->nge_rdata.nge_rx_ring_paddr + sizeof(struct nge_desc) * (i)) struct nge_txdesc { struct mbuf *tx_m; bus_dmamap_t tx_dmamap; }; struct nge_rxdesc { struct mbuf *rx_m; bus_dmamap_t rx_dmamap; }; struct nge_chain_data { bus_dma_tag_t nge_parent_tag; bus_dma_tag_t nge_tx_tag; struct nge_txdesc nge_txdesc[NGE_TX_RING_CNT]; bus_dma_tag_t nge_rx_tag; struct nge_rxdesc nge_rxdesc[NGE_RX_RING_CNT]; bus_dma_tag_t nge_tx_ring_tag; bus_dma_tag_t nge_rx_ring_tag; bus_dmamap_t nge_tx_ring_map; bus_dmamap_t nge_rx_ring_map; bus_dmamap_t nge_rx_sparemap; int nge_tx_prod; int nge_tx_cons; int nge_tx_cnt; int nge_rx_cons; }; struct nge_ring_data { struct nge_desc *nge_tx_ring; bus_addr_t nge_tx_ring_paddr; struct nge_desc *nge_rx_ring; bus_addr_t nge_rx_ring_paddr; }; /* * NatSemi PCI vendor ID. */ #define NGE_VENDORID 0x100B /* * 83820/83821 PCI device IDs */ #define NGE_DEVICEID 0x0022 struct nge_type { uint16_t nge_vid; uint16_t nge_did; const char *nge_name; }; #define NGE_JUMBO_FRAMELEN 9022 #define NGE_JUMBO_MTU \ (NGE_JUMBO_FRAMELEN - sizeof(struct ether_vlan_header) - ETHER_CRC_LEN) /* Statistics counters. */ struct nge_stats { uint32_t rx_pkts_errs; uint32_t rx_crc_errs; uint32_t rx_fifo_oflows; uint32_t rx_align_errs; uint32_t rx_sym_errs; uint32_t rx_pkts_jumbos; uint32_t rx_len_errs; uint32_t rx_unctl_frames; uint32_t rx_pause; uint32_t tx_pause; uint32_t tx_seq_errs; }; struct nge_softc { struct ifnet *nge_ifp; device_t nge_dev; struct resource *nge_res; int nge_res_type; int nge_res_id; struct resource *nge_irq; void *nge_intrhand; device_t nge_miibus; int nge_if_flags; uint32_t nge_flags; #define NGE_FLAG_TBI 0x0002 #define NGE_FLAG_SUSPENDED 0x2000 #define NGE_FLAG_DETACH 0x4000 #define NGE_FLAG_LINK 0x8000 struct nge_chain_data nge_cdata; struct nge_ring_data nge_rdata; struct callout nge_stat_ch; struct nge_stats nge_stats; struct mtx nge_mtx; #ifdef DEVICE_POLLING int rxcycles; #endif int nge_watchdog_timer; int nge_int_holdoff; struct mbuf *nge_head; struct mbuf *nge_tail; }; #define NGE_LOCK_INIT(_sc, _name) \ mtx_init(&(_sc)->nge_mtx, _name, MTX_NETWORK_LOCK, MTX_DEF) #define NGE_LOCK(_sc) mtx_lock(&(_sc)->nge_mtx) #define NGE_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->nge_mtx, MA_OWNED) #define NGE_UNLOCK(_sc) mtx_unlock(&(_sc)->nge_mtx) #define NGE_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->nge_mtx) /* * register space access macros */ #define CSR_WRITE_4(sc, reg, val) \ bus_write_4((sc)->nge_res, reg, val) #define CSR_BARRIER_4(sc, reg, flags) \ bus_barrier((sc)->nge_res, reg, 4, flags) #define CSR_READ_4(sc, reg) \ bus_read_4((sc)->nge_res, reg) #define NGE_TIMEOUT 1000 #define NGE_INT_HOLDOFF_DEFAULT 1 #define NGE_INT_HOLDOFF_MIN 0 #define NGE_INT_HOLDOFF_MAX 255 /* * PCI low memory base and low I/O base register, and * other PCI registers. */ #define NGE_PCI_VENDOR_ID 0x00 #define NGE_PCI_DEVICE_ID 0x02 #define NGE_PCI_COMMAND 0x04 #define NGE_PCI_STATUS 0x06 #define NGE_PCI_REVID 0x08 #define NGE_PCI_CLASSCODE 0x09 #define NGE_PCI_CACHELEN 0x0C #define NGE_PCI_LATENCY_TIMER 0x0D #define NGE_PCI_HEADER_TYPE 0x0E #define NGE_PCI_LOIO 0x10 #define NGE_PCI_LOMEM 0x14 #define NGE_PCI_BIOSROM 0x30 #define NGE_PCI_INTLINE 0x3C #define NGE_PCI_INTPIN 0x3D #define NGE_PCI_MINGNT 0x3E #define NGE_PCI_MINLAT 0x0F #define NGE_PCI_RESETOPT 0x48 #define NGE_PCI_EEPROM_DATA 0x4C /* power management registers */ #define NGE_PCI_CAPID 0x50 /* 8 bits */ #define NGE_PCI_NEXTPTR 0x51 /* 8 bits */ #define NGE_PCI_PWRMGMTCAP 0x52 /* 16 bits */ #define NGE_PCI_PWRMGMTCTRL 0x54 /* 16 bits */ #define NGE_PSTATE_MASK 0x0003 #define NGE_PSTATE_D0 0x0000 #define NGE_PSTATE_D1 0x0001 #define NGE_PSTATE_D2 0x0002 #define NGE_PSTATE_D3 0x0003 #define NGE_PME_EN 0x0010 #define NGE_PME_STATUS 0x8000