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e3f2a93362
This patch fixes following build warnings for kirkwood_egiga.c kirkwood_egiga.c: In function "kwgbe_init": kirkwood_egiga.c:448: warning: dereferencing type-punned pointer will break strict-aliasing rules kirkwood_egiga.c: In function "kwgbe_recv": kirkwood_egiga.c:609: warning: dereferencing type-punned pointer will break strict-aliasing rules Signed-off-by: Prafulla Wadaskar <prafulla@marvell.com> Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
505 lines
16 KiB
C
505 lines
16 KiB
C
/*
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* (C) Copyright 2009
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* Marvell Semiconductor <www.marvell.com>
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* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
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*
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* based on - Driver for MV64360X ethernet ports
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* Copyright (C) 2002 rabeeh@galileo.co.il
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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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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#ifndef __EGIGA_H__
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#define __EGIGA_H__
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#define MAX_KWGBE_DEVS 2 /*controller has two ports */
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/* PHY_BASE_ADR is board specific and can be configured */
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#if defined (CONFIG_PHY_BASE_ADR)
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#define PHY_BASE_ADR CONFIG_PHY_BASE_ADR
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#else
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#define PHY_BASE_ADR 0x08 /* default phy base addr */
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#endif
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/* Constants */
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#define INT_CAUSE_UNMASK_ALL 0x0007ffff
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#define INT_CAUSE_UNMASK_ALL_EXT 0x0011ffff
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#define MRU_MASK 0xfff1ffff
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#define PHYADR_MASK 0x0000001f
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#define PHYREG_MASK 0x0000001f
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#define QTKNBKT_DEF_VAL 0x3fffffff
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#define QMTBS_DEF_VAL 0x000003ff
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#define QTKNRT_DEF_VAL 0x0000fcff
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#define RXUQ 0 /* Used Rx queue */
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#define TXUQ 0 /* Used Rx queue */
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#define to_dkwgbe(_kd) container_of(_kd, struct kwgbe_device, dev)
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#define KWGBEREG_WR(adr, val) writel(val, &adr)
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#define KWGBEREG_RD(adr) readl(&adr)
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#define KWGBEREG_BITS_RESET(adr, val) writel(readl(&adr) & ~(val), &adr)
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#define KWGBEREG_BITS_SET(adr, val) writel(readl(&adr) | val, &adr)
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/* Default port configuration value */
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#define PRT_CFG_VAL ( \
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KWGBE_UCAST_MOD_NRML | \
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KWGBE_DFLT_RXQ(RXUQ) | \
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KWGBE_DFLT_RX_ARPQ(RXUQ) | \
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KWGBE_RX_BC_IF_NOT_IP_OR_ARP | \
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KWGBE_RX_BC_IF_IP | \
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KWGBE_RX_BC_IF_ARP | \
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KWGBE_CPTR_TCP_FRMS_DIS | \
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KWGBE_CPTR_UDP_FRMS_DIS | \
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KWGBE_DFLT_RX_TCPQ(RXUQ) | \
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KWGBE_DFLT_RX_UDPQ(RXUQ) | \
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KWGBE_DFLT_RX_BPDUQ(RXUQ))
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/* Default port extend configuration value */
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#define PORT_CFG_EXTEND_VALUE \
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KWGBE_SPAN_BPDU_PACKETS_AS_NORMAL | \
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KWGBE_PARTITION_DIS | \
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KWGBE_TX_CRC_GENERATION_EN
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#define GT_KWGBE_IPG_INT_RX(value) ((value & 0x3fff) << 8)
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/* Default sdma control value */
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#define PORT_SDMA_CFG_VALUE ( \
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KWGBE_RX_BURST_SIZE_16_64BIT | \
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KWGBE_BLM_RX_NO_SWAP | \
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KWGBE_BLM_TX_NO_SWAP | \
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GT_KWGBE_IPG_INT_RX(RXUQ) | \
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KWGBE_TX_BURST_SIZE_16_64BIT)
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/* Default port serial control value */
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#define PORT_SERIAL_CONTROL_VALUE ( \
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KWGBE_FORCE_LINK_PASS | \
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KWGBE_DIS_AUTO_NEG_FOR_DUPLX | \
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KWGBE_DIS_AUTO_NEG_FOR_FLOW_CTRL | \
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KWGBE_ADV_NO_FLOW_CTRL | \
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KWGBE_FORCE_FC_MODE_NO_PAUSE_DIS_TX | \
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KWGBE_FORCE_BP_MODE_NO_JAM | \
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(1 << 9) /* Reserved bit has to be 1 */ | \
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KWGBE_DO_NOT_FORCE_LINK_FAIL | \
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KWGBE_EN_AUTO_NEG_SPEED_GMII | \
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KWGBE_DTE_ADV_0 | \
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KWGBE_MIIPHY_MAC_MODE | \
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KWGBE_AUTO_NEG_NO_CHANGE | \
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KWGBE_MAX_RX_PACKET_1552BYTE | \
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KWGBE_CLR_EXT_LOOPBACK | \
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KWGBE_SET_FULL_DUPLEX_MODE | \
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KWGBE_DIS_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX)
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/* Tx WRR confoguration macros */
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#define PORT_MAX_TRAN_UNIT 0x24 /* MTU register (default) 9KByte */
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#define PORT_MAX_TOKEN_BUCKET_SIZE 0x_FFFF /* PMTBS reg (default) */
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#define PORT_TOKEN_RATE 1023 /* PTTBRC reg (default) */
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/* MAC accepet/reject macros */
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#define ACCEPT_MAC_ADDR 0
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#define REJECT_MAC_ADDR 1
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/* Size of a Tx/Rx descriptor used in chain list data structure */
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#define KW_RXQ_DESC_ALIGNED_SIZE \
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(((sizeof(struct kwgbe_rxdesc) / PKTALIGN) + 1) * PKTALIGN)
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/* Buffer offset from buffer pointer */
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#define RX_BUF_OFFSET 0x2
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/* Port serial status reg (PSR) */
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#define KWGBE_INTERFACE_GMII_MII 0
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#define KWGBE_INTERFACE_PCM 1
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#define KWGBE_LINK_IS_DOWN 0
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#define KWGBE_LINK_IS_UP (1 << 1)
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#define KWGBE_PORT_AT_HALF_DUPLEX 0
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#define KWGBE_PORT_AT_FULL_DUPLEX (1 << 2)
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#define KWGBE_RX_FLOW_CTRL_DISD 0
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#define KWGBE_RX_FLOW_CTRL_ENBALED (1 << 3)
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#define KWGBE_GMII_SPEED_100_10 0
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#define KWGBE_GMII_SPEED_1000 (1 << 4)
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#define KWGBE_MII_SPEED_10 0
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#define KWGBE_MII_SPEED_100 (1 << 5)
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#define KWGBE_NO_TX 0
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#define KWGBE_TX_IN_PROGRESS (1 << 7)
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#define KWGBE_BYPASS_NO_ACTIVE 0
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#define KWGBE_BYPASS_ACTIVE (1 << 8)
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#define KWGBE_PORT_NOT_AT_PARTN_STT 0
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#define KWGBE_PORT_AT_PARTN_STT (1 << 9)
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#define KWGBE_PORT_TX_FIFO_NOT_EMPTY 0
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#define KWGBE_PORT_TX_FIFO_EMPTY (1 << 10)
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/* These macros describes the Port configuration reg (Px_cR) bits */
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#define KWGBE_UCAST_MOD_NRML 0
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#define KWGBE_UNICAST_PROMISCUOUS_MODE 1
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#define KWGBE_DFLT_RXQ(_x) (_x << 1)
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#define KWGBE_DFLT_RX_ARPQ(_x) (_x << 4)
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#define KWGBE_RX_BC_IF_NOT_IP_OR_ARP 0
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#define KWGBE_REJECT_BC_IF_NOT_IP_OR_ARP (1 << 7)
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#define KWGBE_RX_BC_IF_IP 0
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#define KWGBE_REJECT_BC_IF_IP (1 << 8)
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#define KWGBE_RX_BC_IF_ARP 0
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#define KWGBE_REJECT_BC_IF_ARP (1 << 9)
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#define KWGBE_TX_AM_NO_UPDATE_ERR_SMRY (1 << 12)
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#define KWGBE_CPTR_TCP_FRMS_DIS 0
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#define KWGBE_CPTR_TCP_FRMS_EN (1 << 14)
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#define KWGBE_CPTR_UDP_FRMS_DIS 0
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#define KWGBE_CPTR_UDP_FRMS_EN (1 << 15)
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#define KWGBE_DFLT_RX_TCPQ(_x) (_x << 16)
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#define KWGBE_DFLT_RX_UDPQ(_x) (_x << 19)
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#define KWGBE_DFLT_RX_BPDUQ(_x) (_x << 22)
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#define KWGBE_DFLT_RX_TCP_CHKSUM_MODE (1 << 25)
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/* These macros describes the Port configuration extend reg (Px_cXR) bits*/
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#define KWGBE_CLASSIFY_EN 1
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#define KWGBE_SPAN_BPDU_PACKETS_AS_NORMAL 0
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#define KWGBE_SPAN_BPDU_PACKETS_TO_RX_Q7 (1 << 1)
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#define KWGBE_PARTITION_DIS 0
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#define KWGBE_PARTITION_EN (1 << 2)
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#define KWGBE_TX_CRC_GENERATION_EN 0
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#define KWGBE_TX_CRC_GENERATION_DIS (1 << 3)
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/* These macros describes the Port Sdma configuration reg (SDCR) bits */
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#define KWGBE_RIFB 1
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#define KWGBE_RX_BURST_SIZE_1_64BIT 0
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#define KWGBE_RX_BURST_SIZE_2_64BIT (1 << 1)
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#define KWGBE_RX_BURST_SIZE_4_64BIT (1 << 2)
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#define KWGBE_RX_BURST_SIZE_8_64BIT ((1 << 2) | (1 << 1))
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#define KWGBE_RX_BURST_SIZE_16_64BIT (1 << 3)
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#define KWGBE_BLM_RX_NO_SWAP (1 << 4)
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#define KWGBE_BLM_RX_BYTE_SWAP 0
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#define KWGBE_BLM_TX_NO_SWAP (1 << 5)
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#define KWGBE_BLM_TX_BYTE_SWAP 0
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#define KWGBE_DESCRIPTORS_BYTE_SWAP (1 << 6)
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#define KWGBE_DESCRIPTORS_NO_SWAP 0
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#define KWGBE_TX_BURST_SIZE_1_64BIT 0
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#define KWGBE_TX_BURST_SIZE_2_64BIT (1 << 22)
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#define KWGBE_TX_BURST_SIZE_4_64BIT (1 << 23)
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#define KWGBE_TX_BURST_SIZE_8_64BIT ((1 << 23) | (1 << 22))
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#define KWGBE_TX_BURST_SIZE_16_64BIT (1 << 24)
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/* These macros describes the Port serial control reg (PSCR) bits */
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#define KWGBE_SERIAL_PORT_DIS 0
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#define KWGBE_SERIAL_PORT_EN 1
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#define KWGBE_FORCE_LINK_PASS (1 << 1)
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#define KWGBE_DO_NOT_FORCE_LINK_PASS 0
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#define KWGBE_EN_AUTO_NEG_FOR_DUPLX 0
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#define KWGBE_DIS_AUTO_NEG_FOR_DUPLX (1 << 2)
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#define KWGBE_EN_AUTO_NEG_FOR_FLOW_CTRL 0
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#define KWGBE_DIS_AUTO_NEG_FOR_FLOW_CTRL (1 << 3)
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#define KWGBE_ADV_NO_FLOW_CTRL 0
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#define KWGBE_ADV_SYMMETRIC_FLOW_CTRL (1 << 4)
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#define KWGBE_FORCE_FC_MODE_NO_PAUSE_DIS_TX 0
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#define KWGBE_FORCE_FC_MODE_TX_PAUSE_DIS (1 << 5)
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#define KWGBE_FORCE_BP_MODE_NO_JAM 0
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#define KWGBE_FORCE_BP_MODE_JAM_TX (1 << 7)
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#define KWGBE_FORCE_BP_MODE_JAM_TX_ON_RX_ERR (1 << 8)
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#define KWGBE_FORCE_LINK_FAIL 0
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#define KWGBE_DO_NOT_FORCE_LINK_FAIL (1 << 10)
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#define KWGBE_DIS_AUTO_NEG_SPEED_GMII (1 << 13)
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#define KWGBE_EN_AUTO_NEG_SPEED_GMII 0
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#define KWGBE_DTE_ADV_0 0
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#define KWGBE_DTE_ADV_1 (1 << 14)
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#define KWGBE_MIIPHY_MAC_MODE 0
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#define KWGBE_MIIPHY_PHY_MODE (1 << 15)
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#define KWGBE_AUTO_NEG_NO_CHANGE 0
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#define KWGBE_RESTART_AUTO_NEG (1 << 16)
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#define KWGBE_MAX_RX_PACKET_1518BYTE 0
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#define KWGBE_MAX_RX_PACKET_1522BYTE (1 << 17)
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#define KWGBE_MAX_RX_PACKET_1552BYTE (1 << 18)
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#define KWGBE_MAX_RX_PACKET_9022BYTE ((1 << 18) | (1 << 17))
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#define KWGBE_MAX_RX_PACKET_9192BYTE (1 << 19)
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#define KWGBE_MAX_RX_PACKET_9700BYTE ((1 << 19) | (1 << 17))
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#define KWGBE_SET_EXT_LOOPBACK (1 << 20)
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#define KWGBE_CLR_EXT_LOOPBACK 0
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#define KWGBE_SET_FULL_DUPLEX_MODE (1 << 21)
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#define KWGBE_SET_HALF_DUPLEX_MODE 0
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#define KWGBE_EN_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX (1 << 22)
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#define KWGBE_DIS_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX 0
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#define KWGBE_SET_GMII_SPEED_TO_10_100 0
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#define KWGBE_SET_GMII_SPEED_TO_1000 (1 << 23)
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#define KWGBE_SET_MII_SPEED_TO_10 0
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#define KWGBE_SET_MII_SPEED_TO_100 (1 << 24)
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/* SMI register fields */
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#define KWGBE_PHY_SMI_TIMEOUT 10000
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#define KWGBE_PHY_SMI_DATA_OFFS 0 /* Data */
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#define KWGBE_PHY_SMI_DATA_MASK (0xffff << KWGBE_PHY_SMI_DATA_OFFS)
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#define KWGBE_PHY_SMI_DEV_ADDR_OFFS 16 /* PHY device address */
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#define KWGBE_PHY_SMI_DEV_ADDR_MASK (PHYADR_MASK << KWGBE_PHY_SMI_DEV_ADDR_OFFS)
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#define KWGBE_SMI_REG_ADDR_OFFS 21 /* PHY device reg addr */
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#define KWGBE_SMI_REG_ADDR_MASK (PHYADR_MASK << KWGBE_SMI_REG_ADDR_OFFS)
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#define KWGBE_PHY_SMI_OPCODE_OFFS 26 /* Write/Read opcode */
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#define KWGBE_PHY_SMI_OPCODE_MASK (3 << KWGBE_PHY_SMI_OPCODE_OFFS)
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#define KWGBE_PHY_SMI_OPCODE_WRITE (0 << KWGBE_PHY_SMI_OPCODE_OFFS)
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#define KWGBE_PHY_SMI_OPCODE_READ (1 << KWGBE_PHY_SMI_OPCODE_OFFS)
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#define KWGBE_PHY_SMI_READ_VALID_MASK (1 << 27) /* Read Valid */
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#define KWGBE_PHY_SMI_BUSY_MASK (1 << 28) /* Busy */
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/* SDMA command status fields macros */
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/* Tx & Rx descriptors status */
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#define KWGBE_ERROR_SUMMARY 1
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/* Tx & Rx descriptors command */
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#define KWGBE_BUFFER_OWNED_BY_DMA (1 << 31)
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/* Tx descriptors status */
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#define KWGBE_LC_ERROR 0
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#define KWGBE_UR_ERROR (1 << 1)
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#define KWGBE_RL_ERROR (1 << 2)
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#define KWGBE_LLC_SNAP_FORMAT (1 << 9)
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#define KWGBE_TX_LAST_FRAME (1 << 20)
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/* Rx descriptors status */
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#define KWGBE_CRC_ERROR 0
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#define KWGBE_OVERRUN_ERROR (1 << 1)
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#define KWGBE_MAX_FRAME_LENGTH_ERROR (1 << 2)
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#define KWGBE_RESOURCE_ERROR ((1 << 2) | (1 << 1))
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#define KWGBE_VLAN_TAGGED (1 << 19)
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#define KWGBE_BPDU_FRAME (1 << 20)
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#define KWGBE_TCP_FRAME_OVER_IP_V_4 0
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#define KWGBE_UDP_FRAME_OVER_IP_V_4 (1 << 21)
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#define KWGBE_OTHER_FRAME_TYPE (1 << 22)
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#define KWGBE_LAYER_2_IS_KWGBE_V_2 (1 << 23)
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#define KWGBE_FRAME_TYPE_IP_V_4 (1 << 24)
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#define KWGBE_FRAME_HEADER_OK (1 << 25)
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#define KWGBE_RX_LAST_DESC (1 << 26)
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#define KWGBE_RX_FIRST_DESC (1 << 27)
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#define KWGBE_UNKNOWN_DESTINATION_ADDR (1 << 28)
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#define KWGBE_RX_EN_INTERRUPT (1 << 29)
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#define KWGBE_LAYER_4_CHECKSUM_OK (1 << 30)
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/* Rx descriptors byte count */
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#define KWGBE_FRAME_FRAGMENTED (1 << 2)
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/* Tx descriptors command */
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#define KWGBE_LAYER_4_CHECKSUM_FIRST_DESC (1 << 10)
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#define KWGBE_FRAME_SET_TO_VLAN (1 << 15)
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#define KWGBE_TCP_FRAME 0
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#define KWGBE_UDP_FRAME (1 << 16)
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#define KWGBE_GEN_TCP_UDP_CHECKSUM (1 << 17)
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#define KWGBE_GEN_IP_V_4_CHECKSUM (1 << 18)
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#define KWGBE_ZERO_PADDING (1 << 19)
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#define KWGBE_TX_LAST_DESC (1 << 20)
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#define KWGBE_TX_FIRST_DESC (1 << 21)
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#define KWGBE_GEN_CRC (1 << 22)
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#define KWGBE_TX_EN_INTERRUPT (1 << 23)
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#define KWGBE_AUTO_MODE (1 << 30)
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/* Address decode parameters */
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/* Ethernet Base Address Register bits */
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#define EBAR_TARGET_DRAM 0x00000000
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#define EBAR_TARGET_DEVICE 0x00000001
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#define EBAR_TARGET_CBS 0x00000002
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#define EBAR_TARGET_PCI0 0x00000003
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#define EBAR_TARGET_PCI1 0x00000004
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#define EBAR_TARGET_CUNIT 0x00000005
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#define EBAR_TARGET_AUNIT 0x00000006
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#define EBAR_TARGET_GUNIT 0x00000007
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/* Window attrib */
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#define EBAR_DRAM_CS0 0x00000E00
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#define EBAR_DRAM_CS1 0x00000D00
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#define EBAR_DRAM_CS2 0x00000B00
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#define EBAR_DRAM_CS3 0x00000700
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/* DRAM Target interface */
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#define EBAR_DRAM_NO_CACHE_COHERENCY 0x00000000
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#define EBAR_DRAM_CACHE_COHERENCY_WT 0x00001000
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#define EBAR_DRAM_CACHE_COHERENCY_WB 0x00002000
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/* Device Bus Target interface */
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#define EBAR_DEVICE_DEVCS0 0x00001E00
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#define EBAR_DEVICE_DEVCS1 0x00001D00
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#define EBAR_DEVICE_DEVCS2 0x00001B00
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#define EBAR_DEVICE_DEVCS3 0x00001700
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#define EBAR_DEVICE_BOOTCS3 0x00000F00
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/* PCI Target interface */
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#define EBAR_PCI_BYTE_SWAP 0x00000000
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#define EBAR_PCI_NO_SWAP 0x00000100
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#define EBAR_PCI_BYTE_WORD_SWAP 0x00000200
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#define EBAR_PCI_WORD_SWAP 0x00000300
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#define EBAR_PCI_NO_SNOOP_NOT_ASSERT 0x00000000
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#define EBAR_PCI_NO_SNOOP_ASSERT 0x00000400
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#define EBAR_PCI_IO_SPACE 0x00000000
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#define EBAR_PCI_MEMORY_SPACE 0x00000800
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#define EBAR_PCI_REQ64_FORCE 0x00000000
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#define EBAR_PCI_REQ64_SIZE 0x00001000
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/* Window access control */
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#define EWIN_ACCESS_NOT_ALLOWED 0
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#define EWIN_ACCESS_READ_ONLY 1
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#define EWIN_ACCESS_FULL ((1 << 1) | 1)
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/* structures represents Controller registers */
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struct kwgbe_barsz {
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u32 bar;
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u32 size;
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};
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struct kwgbe_rxcdp {
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struct kwgbe_rxdesc *rxcdp;
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u32 rxcdp_pad[3];
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};
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struct kwgbe_tqx {
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u32 qxttbc;
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u32 tqxtbc;
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u32 tqxac;
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u32 tqxpad;
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};
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struct kwgbe_registers {
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u32 phyadr;
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u32 smi;
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u32 euda;
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u32 eudid;
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u8 pad1[0x080 - 0x00c - 4];
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u32 euic;
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u32 euim;
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u8 pad2[0x094 - 0x084 - 4];
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u32 euea;
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u32 euiae;
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u8 pad3[0x0b0 - 0x098 - 4];
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u32 euc;
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u8 pad3a[0x200 - 0x0b0 - 4];
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struct kwgbe_barsz barsz[6];
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u8 pad4[0x280 - 0x22c - 4];
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u32 ha_remap[4];
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u32 bare;
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u32 epap;
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u8 pad5[0x400 - 0x294 - 4];
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u32 pxc;
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u32 pxcx;
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u32 mii_ser_params;
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u8 pad6[0x410 - 0x408 - 4];
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u32 evlane;
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u32 macal;
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u32 macah;
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u32 sdc;
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u32 dscp[7];
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u32 psc0;
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u32 vpt2p;
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u32 ps0;
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u32 tqc;
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u32 psc1;
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u32 ps1;
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u32 mrvl_header;
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u8 pad7[0x460 - 0x454 - 4];
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u32 ic;
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u32 ice;
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u32 pim;
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u32 peim;
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u8 pad8[0x474 - 0x46c - 4];
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u32 pxtfut;
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u32 pad9;
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u32 pxmfs;
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u32 pad10;
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u32 pxdfc;
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u32 pxofc;
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u8 pad11[0x494 - 0x488 - 4];
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u32 peuiae;
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u8 pad12[0x4bc - 0x494 - 4];
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u32 eth_type_prio;
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u8 pad13[0x4dc - 0x4bc - 4];
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u32 tqfpc;
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u32 pttbrc;
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u32 tqc1;
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u32 pmtu;
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u32 pmtbs;
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u8 pad14[0x60c - 0x4ec - 4];
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struct kwgbe_rxcdp rxcdp[7];
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struct kwgbe_rxdesc *rxcdp7;
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u32 rqc;
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struct kwgbe_txdesc *tcsdp;
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u8 pad15[0x6c0 - 0x684 - 4];
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struct kwgbe_txdesc *tcqdp[8];
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u8 pad16[0x700 - 0x6dc - 4];
|
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struct kwgbe_tqx tqx[8];
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u32 pttbc;
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u8 pad17[0x7a8 - 0x780 - 4];
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u32 tqxipg0;
|
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u32 pad18[3];
|
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u32 tqxipg1;
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u8 pad19[0x7c0 - 0x7b8 - 4];
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u32 hitkninlopkt;
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u32 hitkninasyncpkt;
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u32 lotkninasyncpkt;
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u32 pad20;
|
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u32 ts;
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u8 pad21[0x3000 - 0x27d0 - 4];
|
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u32 pad20_1[32]; /* mib counter registes */
|
|
u8 pad22[0x3400 - 0x3000 - sizeof(u32) * 32];
|
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u32 dfsmt[64];
|
|
u32 dfomt[64];
|
|
u32 dfut[4];
|
|
u8 pad23[0xe20c0 - 0x7360c - 4];
|
|
u32 pmbus_top_arbiter;
|
|
};
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|
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/* structures/enums needed by driver */
|
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enum kwgbe_adrwin {
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KWGBE_WIN0,
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KWGBE_WIN1,
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KWGBE_WIN2,
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KWGBE_WIN3,
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KWGBE_WIN4,
|
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KWGBE_WIN5
|
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};
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enum kwgbe_target {
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KWGBE_TARGET_DRAM,
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KWGBE_TARGET_DEV,
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KWGBE_TARGET_CBS,
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KWGBE_TARGET_PCI0,
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KWGBE_TARGET_PCI1
|
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};
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|
|
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struct kwgbe_winparam {
|
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enum kwgbe_adrwin win; /* Window number */
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enum kwgbe_target target; /* System targets */
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u16 attrib; /* BAR attrib. See above macros */
|
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u32 base_addr; /* Window base address in u32 form */
|
|
u32 high_addr; /* Window high address in u32 form */
|
|
u32 size; /* Size in MBytes. Must be % 64Kbyte. */
|
|
int enable; /* Enable/disable access to the window. */
|
|
u16 access_ctrl; /*Access ctrl register. see above macros */
|
|
};
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|
|
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struct kwgbe_rxdesc {
|
|
u32 cmd_sts; /* Descriptor command status */
|
|
u16 buf_size; /* Buffer size */
|
|
u16 byte_cnt; /* Descriptor buffer byte count */
|
|
u8 *buf_ptr; /* Descriptor buffer pointer */
|
|
struct kwgbe_rxdesc *nxtdesc_p; /* Next descriptor pointer */
|
|
};
|
|
|
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struct kwgbe_txdesc {
|
|
u32 cmd_sts; /* Descriptor command status */
|
|
u16 l4i_chk; /* CPU provided TCP Checksum */
|
|
u16 byte_cnt; /* Descriptor buffer byte count */
|
|
u8 *buf_ptr; /* Descriptor buffer ptr */
|
|
struct kwgbe_txdesc *nxtdesc_p; /* Next descriptor ptr */
|
|
};
|
|
|
|
/* port device data struct */
|
|
struct kwgbe_device {
|
|
struct eth_device dev;
|
|
struct kwgbe_registers *regs;
|
|
struct kwgbe_txdesc *p_txdesc;
|
|
struct kwgbe_rxdesc *p_rxdesc;
|
|
struct kwgbe_rxdesc *p_rxdesc_curr;
|
|
u8 *p_rxbuf;
|
|
u8 *p_aligned_txbuf;
|
|
};
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|
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#endif /* __EGIGA_H__ */
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