355 lines
12 KiB
C
355 lines
12 KiB
C
/*
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* (C) Copyright 2005 Tundra Semiconductor Corp.
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* Kong Lai, <kong.lai@tundra.com).
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* net/tsi108_eth.h - definitions for Tsi108 GIGE network controller.
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*/
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#ifndef __TSI108_ETH_H
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#define __TSI108_ETH_H
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#include <linux/types.h>
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#define TSI_WRITE(offset, val) \
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out_be32((data->regs + (offset)), val)
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#define TSI_READ(offset) \
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in_be32((data->regs + (offset)))
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#define TSI_WRITE_PHY(offset, val) \
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out_be32((data->phyregs + (offset)), val)
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#define TSI_READ_PHY(offset) \
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in_be32((data->phyregs + (offset)))
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/*
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* TSI108 GIGE port registers
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*/
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#define TSI108_ETH_PORT_NUM 2
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#define TSI108_PBM_PORT 2
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#define TSI108_SDRAM_PORT 4
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#define TSI108_MAC_CFG1 (0x000)
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#define TSI108_MAC_CFG1_SOFTRST (1 << 31)
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#define TSI108_MAC_CFG1_LOOPBACK (1 << 8)
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#define TSI108_MAC_CFG1_RXEN (1 << 2)
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#define TSI108_MAC_CFG1_TXEN (1 << 0)
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#define TSI108_MAC_CFG2 (0x004)
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#define TSI108_MAC_CFG2_DFLT_PREAMBLE (7 << 12)
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#define TSI108_MAC_CFG2_IFACE_MASK (3 << 8)
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#define TSI108_MAC_CFG2_NOGIG (1 << 8)
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#define TSI108_MAC_CFG2_GIG (2 << 8)
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#define TSI108_MAC_CFG2_PADCRC (1 << 2)
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#define TSI108_MAC_CFG2_FULLDUPLEX (1 << 0)
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#define TSI108_MAC_MII_MGMT_CFG (0x020)
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#define TSI108_MAC_MII_MGMT_CLK (7 << 0)
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#define TSI108_MAC_MII_MGMT_RST (1 << 31)
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#define TSI108_MAC_MII_CMD (0x024)
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#define TSI108_MAC_MII_CMD_READ (1 << 0)
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#define TSI108_MAC_MII_ADDR (0x028)
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#define TSI108_MAC_MII_ADDR_REG 0
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#define TSI108_MAC_MII_ADDR_PHY 8
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#define TSI108_MAC_MII_DATAOUT (0x02c)
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#define TSI108_MAC_MII_DATAIN (0x030)
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#define TSI108_MAC_MII_IND (0x034)
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#define TSI108_MAC_MII_IND_NOTVALID (1 << 2)
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#define TSI108_MAC_MII_IND_SCANNING (1 << 1)
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#define TSI108_MAC_MII_IND_BUSY (1 << 0)
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#define TSI108_MAC_IFCTRL (0x038)
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#define TSI108_MAC_IFCTRL_PHYMODE (1 << 24)
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#define TSI108_MAC_ADDR1 (0x040)
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#define TSI108_MAC_ADDR2 (0x044)
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#define TSI108_STAT_RXBYTES (0x06c)
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#define TSI108_STAT_RXBYTES_CARRY (1 << 24)
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#define TSI108_STAT_RXPKTS (0x070)
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#define TSI108_STAT_RXPKTS_CARRY (1 << 18)
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#define TSI108_STAT_RXFCS (0x074)
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#define TSI108_STAT_RXFCS_CARRY (1 << 12)
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#define TSI108_STAT_RXMCAST (0x078)
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#define TSI108_STAT_RXMCAST_CARRY (1 << 18)
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#define TSI108_STAT_RXALIGN (0x08c)
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#define TSI108_STAT_RXALIGN_CARRY (1 << 12)
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#define TSI108_STAT_RXLENGTH (0x090)
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#define TSI108_STAT_RXLENGTH_CARRY (1 << 12)
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#define TSI108_STAT_RXRUNT (0x09c)
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#define TSI108_STAT_RXRUNT_CARRY (1 << 12)
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#define TSI108_STAT_RXJUMBO (0x0a0)
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#define TSI108_STAT_RXJUMBO_CARRY (1 << 12)
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#define TSI108_STAT_RXFRAG (0x0a4)
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#define TSI108_STAT_RXFRAG_CARRY (1 << 12)
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#define TSI108_STAT_RXJABBER (0x0a8)
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#define TSI108_STAT_RXJABBER_CARRY (1 << 12)
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#define TSI108_STAT_RXDROP (0x0ac)
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#define TSI108_STAT_RXDROP_CARRY (1 << 12)
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#define TSI108_STAT_TXBYTES (0x0b0)
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#define TSI108_STAT_TXBYTES_CARRY (1 << 24)
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#define TSI108_STAT_TXPKTS (0x0b4)
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#define TSI108_STAT_TXPKTS_CARRY (1 << 18)
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#define TSI108_STAT_TXEXDEF (0x0c8)
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#define TSI108_STAT_TXEXDEF_CARRY (1 << 12)
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#define TSI108_STAT_TXEXCOL (0x0d8)
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#define TSI108_STAT_TXEXCOL_CARRY (1 << 12)
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#define TSI108_STAT_TXTCOL (0x0dc)
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#define TSI108_STAT_TXTCOL_CARRY (1 << 13)
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#define TSI108_STAT_TXPAUSEDROP (0x0e4)
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#define TSI108_STAT_TXPAUSEDROP_CARRY (1 << 12)
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#define TSI108_STAT_CARRY1 (0x100)
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#define TSI108_STAT_CARRY1_RXBYTES (1 << 16)
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#define TSI108_STAT_CARRY1_RXPKTS (1 << 15)
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#define TSI108_STAT_CARRY1_RXFCS (1 << 14)
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#define TSI108_STAT_CARRY1_RXMCAST (1 << 13)
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#define TSI108_STAT_CARRY1_RXALIGN (1 << 8)
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#define TSI108_STAT_CARRY1_RXLENGTH (1 << 7)
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#define TSI108_STAT_CARRY1_RXRUNT (1 << 4)
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#define TSI108_STAT_CARRY1_RXJUMBO (1 << 3)
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#define TSI108_STAT_CARRY1_RXFRAG (1 << 2)
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#define TSI108_STAT_CARRY1_RXJABBER (1 << 1)
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#define TSI108_STAT_CARRY1_RXDROP (1 << 0)
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#define TSI108_STAT_CARRY2 (0x104)
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#define TSI108_STAT_CARRY2_TXBYTES (1 << 13)
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#define TSI108_STAT_CARRY2_TXPKTS (1 << 12)
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#define TSI108_STAT_CARRY2_TXEXDEF (1 << 7)
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#define TSI108_STAT_CARRY2_TXEXCOL (1 << 3)
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#define TSI108_STAT_CARRY2_TXTCOL (1 << 2)
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#define TSI108_STAT_CARRY2_TXPAUSE (1 << 0)
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#define TSI108_STAT_CARRYMASK1 (0x108)
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#define TSI108_STAT_CARRYMASK2 (0x10c)
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#define TSI108_EC_PORTCTRL (0x200)
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#define TSI108_EC_PORTCTRL_STATRST (1 << 31)
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#define TSI108_EC_PORTCTRL_STATEN (1 << 28)
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#define TSI108_EC_PORTCTRL_NOGIG (1 << 18)
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#define TSI108_EC_PORTCTRL_HALFDUPLEX (1 << 16)
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#define TSI108_EC_INTSTAT (0x204)
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#define TSI108_EC_INTMASK (0x208)
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#define TSI108_INT_ANY (1 << 31)
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#define TSI108_INT_SFN (1 << 30)
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#define TSI108_INT_RXIDLE (1 << 29)
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#define TSI108_INT_RXABORT (1 << 28)
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#define TSI108_INT_RXERROR (1 << 27)
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#define TSI108_INT_RXOVERRUN (1 << 26)
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#define TSI108_INT_RXTHRESH (1 << 25)
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#define TSI108_INT_RXWAIT (1 << 24)
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#define TSI108_INT_RXQUEUE0 (1 << 16)
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#define TSI108_INT_STATCARRY (1 << 15)
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#define TSI108_INT_TXIDLE (1 << 13)
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#define TSI108_INT_TXABORT (1 << 12)
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#define TSI108_INT_TXERROR (1 << 11)
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#define TSI108_INT_TXUNDERRUN (1 << 10)
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#define TSI108_INT_TXTHRESH (1 << 9)
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#define TSI108_INT_TXWAIT (1 << 8)
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#define TSI108_INT_TXQUEUE0 (1 << 0)
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#define TSI108_EC_TXCFG (0x220)
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#define TSI108_EC_TXCFG_RST (1 << 31)
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#define TSI108_EC_TXCTRL (0x224)
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#define TSI108_EC_TXCTRL_IDLEINT (1 << 31)
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#define TSI108_EC_TXCTRL_ABORT (1 << 30)
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#define TSI108_EC_TXCTRL_GO (1 << 15)
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#define TSI108_EC_TXCTRL_QUEUE0 (1 << 0)
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#define TSI108_EC_TXSTAT (0x228)
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#define TSI108_EC_TXSTAT_ACTIVE (1 << 15)
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#define TSI108_EC_TXSTAT_QUEUE0 (1 << 0)
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#define TSI108_EC_TXESTAT (0x22c)
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#define TSI108_EC_TXESTAT_Q0_ERR (1 << 24)
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#define TSI108_EC_TXESTAT_Q0_DESCINT (1 << 16)
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#define TSI108_EC_TXESTAT_Q0_EOF (1 << 8)
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#define TSI108_EC_TXESTAT_Q0_EOQ (1 << 0)
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#define TSI108_EC_TXERR (0x278)
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#define TSI108_EC_TXQ_CFG (0x280)
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#define TSI108_EC_TXQ_CFG_DESC_INT (1 << 20)
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#define TSI108_EC_TXQ_CFG_EOQ_OWN_INT (1 << 19)
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#define TSI108_EC_TXQ_CFG_WSWP (1 << 11)
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#define TSI108_EC_TXQ_CFG_BSWP (1 << 10)
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#define TSI108_EC_TXQ_CFG_SFNPORT 0
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#define TSI108_EC_TXQ_BUFCFG (0x284)
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#define TSI108_EC_TXQ_BUFCFG_BURST8 (0 << 8)
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#define TSI108_EC_TXQ_BUFCFG_BURST32 (1 << 8)
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#define TSI108_EC_TXQ_BUFCFG_BURST128 (2 << 8)
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#define TSI108_EC_TXQ_BUFCFG_BURST256 (3 << 8)
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#define TSI108_EC_TXQ_BUFCFG_WSWP (1 << 11)
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#define TSI108_EC_TXQ_BUFCFG_BSWP (1 << 10)
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#define TSI108_EC_TXQ_BUFCFG_SFNPORT 0
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#define TSI108_EC_TXQ_PTRLOW (0x288)
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#define TSI108_EC_TXQ_PTRHIGH (0x28c)
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#define TSI108_EC_TXQ_PTRHIGH_VALID (1 << 31)
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#define TSI108_EC_TXTHRESH (0x230)
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#define TSI108_EC_TXTHRESH_STARTFILL 0
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#define TSI108_EC_TXTHRESH_STOPFILL 16
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#define TSI108_EC_RXCFG (0x320)
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#define TSI108_EC_RXCFG_RST (1 << 31)
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#define TSI108_EC_RXSTAT (0x328)
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#define TSI108_EC_RXSTAT_ACTIVE (1 << 15)
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#define TSI108_EC_RXSTAT_QUEUE0 (1 << 0)
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#define TSI108_EC_RXESTAT (0x32c)
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#define TSI108_EC_RXESTAT_Q0_ERR (1 << 24)
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#define TSI108_EC_RXESTAT_Q0_DESCINT (1 << 16)
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#define TSI108_EC_RXESTAT_Q0_EOF (1 << 8)
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#define TSI108_EC_RXESTAT_Q0_EOQ (1 << 0)
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#define TSI108_EC_HASHADDR (0x360)
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#define TSI108_EC_HASHADDR_AUTOINC (1 << 31)
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#define TSI108_EC_HASHADDR_DO1STREAD (1 << 30)
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#define TSI108_EC_HASHADDR_UNICAST (0 << 4)
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#define TSI108_EC_HASHADDR_MCAST (1 << 4)
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#define TSI108_EC_HASHDATA (0x364)
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#define TSI108_EC_RXQ_PTRLOW (0x388)
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#define TSI108_EC_RXQ_PTRHIGH (0x38c)
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#define TSI108_EC_RXQ_PTRHIGH_VALID (1 << 31)
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/* Station Enable -- accept packets destined for us */
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#define TSI108_EC_RXCFG_SE (1 << 13)
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/* Unicast Frame Enable -- for packets not destined for us */
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#define TSI108_EC_RXCFG_UFE (1 << 12)
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/* Multicast Frame Enable */
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#define TSI108_EC_RXCFG_MFE (1 << 11)
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/* Broadcast Frame Enable */
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#define TSI108_EC_RXCFG_BFE (1 << 10)
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#define TSI108_EC_RXCFG_UC_HASH (1 << 9)
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#define TSI108_EC_RXCFG_MC_HASH (1 << 8)
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#define TSI108_EC_RXQ_CFG (0x380)
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#define TSI108_EC_RXQ_CFG_DESC_INT (1 << 20)
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#define TSI108_EC_RXQ_CFG_EOQ_OWN_INT (1 << 19)
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#define TSI108_EC_RXQ_CFG_WSWP (1 << 11)
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#define TSI108_EC_RXQ_CFG_BSWP (1 << 10)
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#define TSI108_EC_RXQ_CFG_SFNPORT 0
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#define TSI108_EC_RXQ_BUFCFG (0x384)
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#define TSI108_EC_RXQ_BUFCFG_BURST8 (0 << 8)
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#define TSI108_EC_RXQ_BUFCFG_BURST32 (1 << 8)
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#define TSI108_EC_RXQ_BUFCFG_BURST128 (2 << 8)
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#define TSI108_EC_RXQ_BUFCFG_BURST256 (3 << 8)
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#define TSI108_EC_RXQ_BUFCFG_WSWP (1 << 11)
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#define TSI108_EC_RXQ_BUFCFG_BSWP (1 << 10)
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#define TSI108_EC_RXQ_BUFCFG_SFNPORT 0
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#define TSI108_EC_RXCTRL (0x324)
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#define TSI108_EC_RXCTRL_ABORT (1 << 30)
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#define TSI108_EC_RXCTRL_GO (1 << 15)
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#define TSI108_EC_RXCTRL_QUEUE0 (1 << 0)
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#define TSI108_EC_RXERR (0x378)
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#define TSI108_TX_EOF (1 << 0) /* End of frame; last fragment of packet */
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#define TSI108_TX_SOF (1 << 1) /* Start of frame; first frag. of packet */
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#define TSI108_TX_VLAN (1 << 2) /* Per-frame VLAN: enables VLAN override */
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#define TSI108_TX_HUGE (1 << 3) /* Huge frame enable */
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#define TSI108_TX_PAD (1 << 4) /* Pad the packet if too short */
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#define TSI108_TX_CRC (1 << 5) /* Generate CRC for this packet */
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#define TSI108_TX_INT (1 << 14) /* Generate an IRQ after frag. processed */
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#define TSI108_TX_RETRY (0xf << 16) /* 4 bit field indicating num. of retries */
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#define TSI108_TX_COL (1 << 20) /* Set if a collision occurred */
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#define TSI108_TX_LCOL (1 << 24) /* Set if a late collision occurred */
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#define TSI108_TX_UNDER (1 << 25) /* Set if a FIFO underrun occurred */
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#define TSI108_TX_RLIM (1 << 26) /* Set if the retry limit was reached */
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#define TSI108_TX_OK (1 << 30) /* Set if the frame TX was successful */
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#define TSI108_TX_OWN (1 << 31) /* Set if the device owns the descriptor */
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/* Note: the descriptor layouts assume big-endian byte order. */
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typedef struct {
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u32 buf0;
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u32 buf1; /* Base address of buffer */
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u32 next0; /* Address of next descriptor, if any */
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u32 next1;
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u16 vlan; /* VLAN, if override enabled for this packet */
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u16 len; /* Length of buffer in bytes */
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u32 misc; /* See TSI108_TX_* above */
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u32 reserved0; /*reserved0 and reserved1 are added to make the desc */
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u32 reserved1; /* 32-byte aligned */
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} __attribute__ ((aligned(32))) tx_desc;
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#define TSI108_RX_EOF (1 << 0) /* End of frame; last fragment of packet */
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#define TSI108_RX_SOF (1 << 1) /* Start of frame; first frag. of packet */
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#define TSI108_RX_VLAN (1 << 2) /* Set on SOF if packet has a VLAN */
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#define TSI108_RX_FTYPE (1 << 3) /* Length/Type field is type, not length */
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#define TSI108_RX_RUNT (1 << 4)/* Packet is less than minimum size */
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#define TSI108_RX_HASH (1 << 7)/* Hash table match */
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#define TSI108_RX_BAD (1 << 8) /* Bad frame */
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#define TSI108_RX_OVER (1 << 9) /* FIFO overrun occurred */
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#define TSI108_RX_TRUNC (1 << 11) /* Packet truncated due to excess length */
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#define TSI108_RX_CRC (1 << 12) /* Packet had a CRC error */
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#define TSI108_RX_INT (1 << 13) /* Generate an IRQ after frag. processed */
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#define TSI108_RX_OWN (1 << 15) /* Set if the device owns the descriptor */
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#define TSI108_RX_SKB_SIZE 1536 /* The RX skb length */
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typedef struct {
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u32 buf0; /* Base address of buffer */
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u32 buf1; /* Base address of buffer */
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u32 next0; /* Address of next descriptor, if any */
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u32 next1; /* Address of next descriptor, if any */
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u16 vlan; /* VLAN of received packet, first frag only */
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u16 len; /* Length of received fragment in bytes */
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u16 blen; /* Length of buffer in bytes */
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u16 misc; /* See TSI108_RX_* above */
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u32 reserved0; /* reserved0 and reserved1 are added to make the desc */
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u32 reserved1; /* 32-byte aligned */
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} __attribute__ ((aligned(32))) rx_desc;
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#endif /* __TSI108_ETH_H */
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