/* * Copyright (C) 2003 - 2009 NetXen, Inc. * All rights reserved. * * 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. * * The full GNU General Public License is included in this distribution * in the file called LICENSE. * * Contact Information: * info@netxen.com * NetXen Inc, * 18922 Forge Drive * Cupertino, CA 95014-0701 * */ #ifndef __NETXEN_NIC_HW_H_ #define __NETXEN_NIC_HW_H_ /* Hardware memory size of 128 meg */ #define NETXEN_MEMADDR_MAX (128 * 1024 * 1024) struct netxen_adapter; #define NETXEN_PCI_MAPSIZE_BYTES (NETXEN_PCI_MAPSIZE << 20) void netxen_nic_set_link_parameters(struct netxen_adapter *adapter); /* Nibble or Byte mode for phy interface (GbE mode only) */ #define _netxen_crb_get_bit(var, bit) ((var >> bit) & 0x1) /* * NIU GB MAC Config Register 0 (applies to GB0, GB1, GB2, GB3) * * Bit 0 : enable_tx => 1:enable frame xmit, 0:disable * Bit 1 : tx_synced => R/O: xmit enable synched to xmit stream * Bit 2 : enable_rx => 1:enable frame recv, 0:disable * Bit 3 : rx_synced => R/O: recv enable synched to recv stream * Bit 4 : tx_flowctl => 1:enable pause frame generation, 0:disable * Bit 5 : rx_flowctl => 1:act on recv'd pause frames, 0:ignore * Bit 8 : loopback => 1:loop MAC xmits to MAC recvs, 0:normal * Bit 16: tx_reset_pb => 1:reset frame xmit protocol blk, 0:no-op * Bit 17: rx_reset_pb => 1:reset frame recv protocol blk, 0:no-op * Bit 18: tx_reset_mac => 1:reset data/ctl multiplexer blk, 0:no-op * Bit 19: rx_reset_mac => 1:reset ctl frames & timers blk, 0:no-op * Bit 31: soft_reset => 1:reset the MAC and the SERDES, 0:no-op */ #define netxen_gb_enable_tx(config_word) \ ((config_word) |= 1 << 0) #define netxen_gb_enable_rx(config_word) \ ((config_word) |= 1 << 2) #define netxen_gb_tx_flowctl(config_word) \ ((config_word) |= 1 << 4) #define netxen_gb_rx_flowctl(config_word) \ ((config_word) |= 1 << 5) #define netxen_gb_tx_reset_pb(config_word) \ ((config_word) |= 1 << 16) #define netxen_gb_rx_reset_pb(config_word) \ ((config_word) |= 1 << 17) #define netxen_gb_tx_reset_mac(config_word) \ ((config_word) |= 1 << 18) #define netxen_gb_rx_reset_mac(config_word) \ ((config_word) |= 1 << 19) #define netxen_gb_soft_reset(config_word) \ ((config_word) |= 1 << 31) #define netxen_gb_unset_tx_flowctl(config_word) \ ((config_word) &= ~(1 << 4)) #define netxen_gb_unset_rx_flowctl(config_word) \ ((config_word) &= ~(1 << 5)) #define netxen_gb_get_tx_synced(config_word) \ _netxen_crb_get_bit((config_word), 1) #define netxen_gb_get_rx_synced(config_word) \ _netxen_crb_get_bit((config_word), 3) #define netxen_gb_get_tx_flowctl(config_word) \ _netxen_crb_get_bit((config_word), 4) #define netxen_gb_get_rx_flowctl(config_word) \ _netxen_crb_get_bit((config_word), 5) #define netxen_gb_get_soft_reset(config_word) \ _netxen_crb_get_bit((config_word), 31) #define netxen_gb_get_stationaddress_low(config_word) ((config_word) >> 16) #define netxen_gb_set_mii_mgmt_clockselect(config_word, val) \ ((config_word) |= ((val) & 0x07)) #define netxen_gb_mii_mgmt_reset(config_word) \ ((config_word) |= 1 << 31) #define netxen_gb_mii_mgmt_unset(config_word) \ ((config_word) &= ~(1 << 31)) /* * NIU GB MII Mgmt Command Register (applies to GB0, GB1, GB2, GB3) * Bit 0 : read_cycle => 1:perform single read cycle, 0:no-op * Bit 1 : scan_cycle => 1:perform continuous read cycles, 0:no-op */ #define netxen_gb_mii_mgmt_set_read_cycle(config_word) \ ((config_word) |= 1 << 0) #define netxen_gb_mii_mgmt_reg_addr(config_word, val) \ ((config_word) |= ((val) & 0x1F)) #define netxen_gb_mii_mgmt_phy_addr(config_word, val) \ ((config_word) |= (((val) & 0x1F) << 8)) /* * NIU GB MII Mgmt Indicators Register (applies to GB0, GB1, GB2, GB3) * Read-only register. * Bit 0 : busy => 1:performing an MII mgmt cycle, 0:idle * Bit 1 : scanning => 1:scan operation in progress, 0:idle * Bit 2 : notvalid => :mgmt result data not yet valid, 0:idle */ #define netxen_get_gb_mii_mgmt_busy(config_word) \ _netxen_crb_get_bit(config_word, 0) #define netxen_get_gb_mii_mgmt_scanning(config_word) \ _netxen_crb_get_bit(config_word, 1) #define netxen_get_gb_mii_mgmt_notvalid(config_word) \ _netxen_crb_get_bit(config_word, 2) /* * NIU XG Pause Ctl Register * * Bit 0 : xg0_mask => 1:disable tx pause frames * Bit 1 : xg0_request => 1:request single pause frame * Bit 2 : xg0_on_off => 1:request is pause on, 0:off * Bit 3 : xg1_mask => 1:disable tx pause frames * Bit 4 : xg1_request => 1:request single pause frame * Bit 5 : xg1_on_off => 1:request is pause on, 0:off */ #define netxen_xg_set_xg0_mask(config_word) \ ((config_word) |= 1 << 0) #define netxen_xg_set_xg1_mask(config_word) \ ((config_word) |= 1 << 3) #define netxen_xg_get_xg0_mask(config_word) \ _netxen_crb_get_bit((config_word), 0) #define netxen_xg_get_xg1_mask(config_word) \ _netxen_crb_get_bit((config_word), 3) #define netxen_xg_unset_xg0_mask(config_word) \ ((config_word) &= ~(1 << 0)) #define netxen_xg_unset_xg1_mask(config_word) \ ((config_word) &= ~(1 << 3)) /* * NIU XG Pause Ctl Register * * Bit 0 : xg0_mask => 1:disable tx pause frames * Bit 1 : xg0_request => 1:request single pause frame * Bit 2 : xg0_on_off => 1:request is pause on, 0:off * Bit 3 : xg1_mask => 1:disable tx pause frames * Bit 4 : xg1_request => 1:request single pause frame * Bit 5 : xg1_on_off => 1:request is pause on, 0:off */ #define netxen_gb_set_gb0_mask(config_word) \ ((config_word) |= 1 << 0) #define netxen_gb_set_gb1_mask(config_word) \ ((config_word) |= 1 << 2) #define netxen_gb_set_gb2_mask(config_word) \ ((config_word) |= 1 << 4) #define netxen_gb_set_gb3_mask(config_word) \ ((config_word) |= 1 << 6) #define netxen_gb_get_gb0_mask(config_word) \ _netxen_crb_get_bit((config_word), 0) #define netxen_gb_get_gb1_mask(config_word) \ _netxen_crb_get_bit((config_word), 2) #define netxen_gb_get_gb2_mask(config_word) \ _netxen_crb_get_bit((config_word), 4) #define netxen_gb_get_gb3_mask(config_word) \ _netxen_crb_get_bit((config_word), 6) #define netxen_gb_unset_gb0_mask(config_word) \ ((config_word) &= ~(1 << 0)) #define netxen_gb_unset_gb1_mask(config_word) \ ((config_word) &= ~(1 << 2)) #define netxen_gb_unset_gb2_mask(config_word) \ ((config_word) &= ~(1 << 4)) #define netxen_gb_unset_gb3_mask(config_word) \ ((config_word) &= ~(1 << 6)) /* * PHY-Specific MII control/status registers. */ #define NETXEN_NIU_GB_MII_MGMT_ADDR_CONTROL 0 #define NETXEN_NIU_GB_MII_MGMT_ADDR_STATUS 1 #define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_ID_0 2 #define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_ID_1 3 #define NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG 4 #define NETXEN_NIU_GB_MII_MGMT_ADDR_LNKPART 5 #define NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG_MORE 6 #define NETXEN_NIU_GB_MII_MGMT_ADDR_NEXTPAGE_XMIT 7 #define NETXEN_NIU_GB_MII_MGMT_ADDR_LNKPART_NEXTPAGE 8 #define NETXEN_NIU_GB_MII_MGMT_ADDR_1000BT_CONTROL 9 #define NETXEN_NIU_GB_MII_MGMT_ADDR_1000BT_STATUS 10 #define NETXEN_NIU_GB_MII_MGMT_ADDR_EXTENDED_STATUS 15 #define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_CONTROL 16 #define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS 17 #define NETXEN_NIU_GB_MII_MGMT_ADDR_INT_ENABLE 18 #define NETXEN_NIU_GB_MII_MGMT_ADDR_INT_STATUS 19 #define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_CONTROL_MORE 20 #define NETXEN_NIU_GB_MII_MGMT_ADDR_RECV_ERROR_COUNT 21 #define NETXEN_NIU_GB_MII_MGMT_ADDR_LED_CONTROL 24 #define NETXEN_NIU_GB_MII_MGMT_ADDR_LED_OVERRIDE 25 #define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_CONTROL_MORE_YET 26 #define NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS_MORE 27 /* * PHY-Specific Status Register (reg 17). * * Bit 0 : jabber => 1:jabber detected, 0:not * Bit 1 : polarity => 1:polarity reversed, 0:normal * Bit 2 : recvpause => 1:receive pause enabled, 0:disabled * Bit 3 : xmitpause => 1:transmit pause enabled, 0:disabled * Bit 4 : energydetect => 1:sleep, 0:active * Bit 5 : downshift => 1:downshift, 0:no downshift * Bit 6 : crossover => 1:MDIX (crossover), 0:MDI (no crossover) * Bits 7-9 : cablelen => not valid in 10Mb/s mode * 0:<50m, 1:50-80m, 2:80-110m, 3:110-140m, 4:>140m * Bit 10 : link => 1:link up, 0:link down * Bit 11 : resolved => 1:speed and duplex resolved, 0:not yet * Bit 12 : pagercvd => 1:page received, 0:page not received * Bit 13 : duplex => 1:full duplex, 0:half duplex * Bits 14-15 : speed => 0:10Mb/s, 1:100Mb/s, 2:1000Mb/s, 3:rsvd */ #define netxen_get_phy_cablelen(config_word) (((config_word) >> 7) & 0x07) #define netxen_get_phy_speed(config_word) (((config_word) >> 14) & 0x03) #define netxen_set_phy_speed(config_word, val) \ ((config_word) |= ((val & 0x03) << 14)) #define netxen_set_phy_duplex(config_word) \ ((config_word) |= 1 << 13) #define netxen_clear_phy_duplex(config_word) \ ((config_word) &= ~(1 << 13)) #define netxen_get_phy_jabber(config_word) \ _netxen_crb_get_bit(config_word, 0) #define netxen_get_phy_polarity(config_word) \ _netxen_crb_get_bit(config_word, 1) #define netxen_get_phy_recvpause(config_word) \ _netxen_crb_get_bit(config_word, 2) #define netxen_get_phy_xmitpause(config_word) \ _netxen_crb_get_bit(config_word, 3) #define netxen_get_phy_energydetect(config_word) \ _netxen_crb_get_bit(config_word, 4) #define netxen_get_phy_downshift(config_word) \ _netxen_crb_get_bit(config_word, 5) #define netxen_get_phy_crossover(config_word) \ _netxen_crb_get_bit(config_word, 6) #define netxen_get_phy_link(config_word) \ _netxen_crb_get_bit(config_word, 10) #define netxen_get_phy_resolved(config_word) \ _netxen_crb_get_bit(config_word, 11) #define netxen_get_phy_pagercvd(config_word) \ _netxen_crb_get_bit(config_word, 12) #define netxen_get_phy_duplex(config_word) \ _netxen_crb_get_bit(config_word, 13) /* * Interrupt Register definition * This definition applies to registers 18 and 19 (int enable and int status). * Bit 0 : jabber * Bit 1 : polarity_changed * Bit 4 : energy_detect * Bit 5 : downshift * Bit 6 : mdi_xover_changed * Bit 7 : fifo_over_underflow * Bit 8 : false_carrier * Bit 9 : symbol_error * Bit 10: link_status_changed * Bit 11: autoneg_completed * Bit 12: page_received * Bit 13: duplex_changed * Bit 14: speed_changed * Bit 15: autoneg_error */ #define netxen_get_phy_int_jabber(config_word) \ _netxen_crb_get_bit(config_word, 0) #define netxen_get_phy_int_polarity_changed(config_word) \ _netxen_crb_get_bit(config_word, 1) #define netxen_get_phy_int_energy_detect(config_word) \ _netxen_crb_get_bit(config_word, 4) #define netxen_get_phy_int_downshift(config_word) \ _netxen_crb_get_bit(config_word, 5) #define netxen_get_phy_int_mdi_xover_changed(config_word) \ _netxen_crb_get_bit(config_word, 6) #define netxen_get_phy_int_fifo_over_underflow(config_word) \ _netxen_crb_get_bit(config_word, 7) #define netxen_get_phy_int_false_carrier(config_word) \ _netxen_crb_get_bit(config_word, 8) #define netxen_get_phy_int_symbol_error(config_word) \ _netxen_crb_get_bit(config_word, 9) #define netxen_get_phy_int_link_status_changed(config_word) \ _netxen_crb_get_bit(config_word, 10) #define netxen_get_phy_int_autoneg_completed(config_word) \ _netxen_crb_get_bit(config_word, 11) #define netxen_get_phy_int_page_received(config_word) \ _netxen_crb_get_bit(config_word, 12) #define netxen_get_phy_int_duplex_changed(config_word) \ _netxen_crb_get_bit(config_word, 13) #define netxen_get_phy_int_speed_changed(config_word) \ _netxen_crb_get_bit(config_word, 14) #define netxen_get_phy_int_autoneg_error(config_word) \ _netxen_crb_get_bit(config_word, 15) #define netxen_set_phy_int_link_status_changed(config_word) \ ((config_word) |= 1 << 10) #define netxen_set_phy_int_autoneg_completed(config_word) \ ((config_word) |= 1 << 11) #define netxen_set_phy_int_speed_changed(config_word) \ ((config_word) |= 1 << 14) /* * NIU Mode Register. * Bit 0 : enable FibreChannel * Bit 1 : enable 10/100/1000 Ethernet * Bit 2 : enable 10Gb Ethernet */ #define netxen_get_niu_enable_ge(config_word) \ _netxen_crb_get_bit(config_word, 1) #define NETXEN_NIU_NON_PROMISC_MODE 0 #define NETXEN_NIU_PROMISC_MODE 1 #define NETXEN_NIU_ALLMULTI_MODE 2 /* * NIU GB Drop CRC Register * * Bit 0 : drop_gb0 => 1:drop pkts with bad CRCs, 0:pass them on * Bit 1 : drop_gb1 => 1:drop pkts with bad CRCs, 0:pass them on * Bit 2 : drop_gb2 => 1:drop pkts with bad CRCs, 0:pass them on * Bit 3 : drop_gb3 => 1:drop pkts with bad CRCs, 0:pass them on */ #define netxen_set_gb_drop_gb0(config_word) \ ((config_word) |= 1 << 0) #define netxen_set_gb_drop_gb1(config_word) \ ((config_word) |= 1 << 1) #define netxen_set_gb_drop_gb2(config_word) \ ((config_word) |= 1 << 2) #define netxen_set_gb_drop_gb3(config_word) \ ((config_word) |= 1 << 3) #define netxen_clear_gb_drop_gb0(config_word) \ ((config_word) &= ~(1 << 0)) #define netxen_clear_gb_drop_gb1(config_word) \ ((config_word) &= ~(1 << 1)) #define netxen_clear_gb_drop_gb2(config_word) \ ((config_word) &= ~(1 << 2)) #define netxen_clear_gb_drop_gb3(config_word) \ ((config_word) &= ~(1 << 3)) /* * NIU XG MAC Config Register * * Bit 0 : tx_enable => 1:enable frame xmit, 0:disable * Bit 2 : rx_enable => 1:enable frame recv, 0:disable * Bit 4 : soft_reset => 1:reset the MAC , 0:no-op * Bit 27: xaui_framer_reset * Bit 28: xaui_rx_reset * Bit 29: xaui_tx_reset * Bit 30: xg_ingress_afifo_reset * Bit 31: xg_egress_afifo_reset */ #define netxen_xg_soft_reset(config_word) \ ((config_word) |= 1 << 4) typedef struct { unsigned valid; unsigned start_128M; unsigned end_128M; unsigned start_2M; } crb_128M_2M_sub_block_map_t; typedef struct { crb_128M_2M_sub_block_map_t sub_block[16]; } crb_128M_2M_block_map_t; #endif /* __NETXEN_NIC_HW_H_ */