/* * (C) Copyright 2009 * Marvell Semiconductor <www.marvell.com> * Written-by: Prafulla Wadaskar <prafulla@marvell.com> * * based on - Driver for MV64360X ethernet ports * Copyright (C) 2002 rabeeh@galileo.co.il * * See file CREDITS for list of people who contributed to this * project. * * 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., 51 Franklin Street, Fifth Floor, Boston, * MA 02110-1301 USA */ #ifndef __MVGBE_H__ #define __MVGBE_H__ /* PHY_BASE_ADR is board specific and can be configured */ #if defined (CONFIG_PHY_BASE_ADR) #define PHY_BASE_ADR CONFIG_PHY_BASE_ADR #else #define PHY_BASE_ADR 0x08 /* default phy base addr */ #endif /* Constants */ #define INT_CAUSE_UNMASK_ALL 0x0007ffff #define INT_CAUSE_UNMASK_ALL_EXT 0x0011ffff #define MRU_MASK 0xfff1ffff #define PHYADR_MASK 0x0000001f #define PHYREG_MASK 0x0000001f #define QTKNBKT_DEF_VAL 0x3fffffff #define QMTBS_DEF_VAL 0x000003ff #define QTKNRT_DEF_VAL 0x0000fcff #define RXUQ 0 /* Used Rx queue */ #define TXUQ 0 /* Used Rx queue */ #define to_mvgbe(_d) container_of(_d, struct mvgbe_device, dev) #define MVGBE_REG_WR(adr, val) writel(val, &adr) #define MVGBE_REG_RD(adr) readl(&adr) #define MVGBE_REG_BITS_RESET(adr, val) writel(readl(&adr) & ~(val), &adr) #define MVGBE_REG_BITS_SET(adr, val) writel(readl(&adr) | val, &adr) /* Default port configuration value */ #define PRT_CFG_VAL ( \ MVGBE_UCAST_MOD_NRML | \ MVGBE_DFLT_RXQ(RXUQ) | \ MVGBE_DFLT_RX_ARPQ(RXUQ) | \ MVGBE_RX_BC_IF_NOT_IP_OR_ARP | \ MVGBE_RX_BC_IF_IP | \ MVGBE_RX_BC_IF_ARP | \ MVGBE_CPTR_TCP_FRMS_DIS | \ MVGBE_CPTR_UDP_FRMS_DIS | \ MVGBE_DFLT_RX_TCPQ(RXUQ) | \ MVGBE_DFLT_RX_UDPQ(RXUQ) | \ MVGBE_DFLT_RX_BPDUQ(RXUQ)) /* Default port extend configuration value */ #define PORT_CFG_EXTEND_VALUE \ MVGBE_SPAN_BPDU_PACKETS_AS_NORMAL | \ MVGBE_PARTITION_DIS | \ MVGBE_TX_CRC_GENERATION_EN #define GT_MVGBE_IPG_INT_RX(value) ((value & 0x3fff) << 8) /* Default sdma control value */ #define PORT_SDMA_CFG_VALUE ( \ MVGBE_RX_BURST_SIZE_16_64BIT | \ MVGBE_BLM_RX_NO_SWAP | \ MVGBE_BLM_TX_NO_SWAP | \ GT_MVGBE_IPG_INT_RX(RXUQ) | \ MVGBE_TX_BURST_SIZE_16_64BIT) /* Default port serial control value */ #ifndef PORT_SERIAL_CONTROL_VALUE #define PORT_SERIAL_CONTROL_VALUE ( \ MVGBE_FORCE_LINK_PASS | \ MVGBE_DIS_AUTO_NEG_FOR_DUPLX | \ MVGBE_DIS_AUTO_NEG_FOR_FLOW_CTRL | \ MVGBE_ADV_NO_FLOW_CTRL | \ MVGBE_FORCE_FC_MODE_NO_PAUSE_DIS_TX | \ MVGBE_FORCE_BP_MODE_NO_JAM | \ (1 << 9) /* Reserved bit has to be 1 */ | \ MVGBE_DO_NOT_FORCE_LINK_FAIL | \ MVGBE_EN_AUTO_NEG_SPEED_GMII | \ MVGBE_DTE_ADV_0 | \ MVGBE_MIIPHY_MAC_MODE | \ MVGBE_AUTO_NEG_NO_CHANGE | \ MVGBE_MAX_RX_PACKET_1552BYTE | \ MVGBE_CLR_EXT_LOOPBACK | \ MVGBE_SET_FULL_DUPLEX_MODE | \ MVGBE_DIS_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX) #endif /* Tx WRR confoguration macros */ #define PORT_MAX_TRAN_UNIT 0x24 /* MTU register (default) 9KByte */ #define PORT_MAX_TOKEN_BUCKET_SIZE 0x_FFFF /* PMTBS reg (default) */ #define PORT_TOKEN_RATE 1023 /* PTTBRC reg (default) */ /* MAC accepet/reject macros */ #define ACCEPT_MAC_ADDR 0 #define REJECT_MAC_ADDR 1 /* Size of a Tx/Rx descriptor used in chain list data structure */ #define MV_RXQ_DESC_ALIGNED_SIZE \ (((sizeof(struct mvgbe_rxdesc) / PKTALIGN) + 1) * PKTALIGN) /* Buffer offset from buffer pointer */ #define RX_BUF_OFFSET 0x2 /* Port serial status reg (PSR) */ #define MVGBE_INTERFACE_GMII_MII 0 #define MVGBE_INTERFACE_PCM 1 #define MVGBE_LINK_IS_DOWN 0 #define MVGBE_LINK_IS_UP (1 << 1) #define MVGBE_PORT_AT_HALF_DUPLEX 0 #define MVGBE_PORT_AT_FULL_DUPLEX (1 << 2) #define MVGBE_RX_FLOW_CTRL_DISD 0 #define MVGBE_RX_FLOW_CTRL_ENBALED (1 << 3) #define MVGBE_GMII_SPEED_100_10 0 #define MVGBE_GMII_SPEED_1000 (1 << 4) #define MVGBE_MII_SPEED_10 0 #define MVGBE_MII_SPEED_100 (1 << 5) #define MVGBE_NO_TX 0 #define MVGBE_TX_IN_PROGRESS (1 << 7) #define MVGBE_BYPASS_NO_ACTIVE 0 #define MVGBE_BYPASS_ACTIVE (1 << 8) #define MVGBE_PORT_NOT_AT_PARTN_STT 0 #define MVGBE_PORT_AT_PARTN_STT (1 << 9) #define MVGBE_PORT_TX_FIFO_NOT_EMPTY 0 #define MVGBE_PORT_TX_FIFO_EMPTY (1 << 10) /* These macros describes the Port configuration reg (Px_cR) bits */ #define MVGBE_UCAST_MOD_NRML 0 #define MVGBE_UNICAST_PROMISCUOUS_MODE 1 #define MVGBE_DFLT_RXQ(_x) (_x << 1) #define MVGBE_DFLT_RX_ARPQ(_x) (_x << 4) #define MVGBE_RX_BC_IF_NOT_IP_OR_ARP 0 #define MVGBE_REJECT_BC_IF_NOT_IP_OR_ARP (1 << 7) #define MVGBE_RX_BC_IF_IP 0 #define MVGBE_REJECT_BC_IF_IP (1 << 8) #define MVGBE_RX_BC_IF_ARP 0 #define MVGBE_REJECT_BC_IF_ARP (1 << 9) #define MVGBE_TX_AM_NO_UPDATE_ERR_SMRY (1 << 12) #define MVGBE_CPTR_TCP_FRMS_DIS 0 #define MVGBE_CPTR_TCP_FRMS_EN (1 << 14) #define MVGBE_CPTR_UDP_FRMS_DIS 0 #define MVGBE_CPTR_UDP_FRMS_EN (1 << 15) #define MVGBE_DFLT_RX_TCPQ(_x) (_x << 16) #define MVGBE_DFLT_RX_UDPQ(_x) (_x << 19) #define MVGBE_DFLT_RX_BPDUQ(_x) (_x << 22) #define MVGBE_DFLT_RX_TCP_CHKSUM_MODE (1 << 25) /* These macros describes the Port configuration extend reg (Px_cXR) bits*/ #define MVGBE_CLASSIFY_EN 1 #define MVGBE_SPAN_BPDU_PACKETS_AS_NORMAL 0 #define MVGBE_SPAN_BPDU_PACKETS_TO_RX_Q7 (1 << 1) #define MVGBE_PARTITION_DIS 0 #define MVGBE_PARTITION_EN (1 << 2) #define MVGBE_TX_CRC_GENERATION_EN 0 #define MVGBE_TX_CRC_GENERATION_DIS (1 << 3) /* These macros describes the Port Sdma configuration reg (SDCR) bits */ #define MVGBE_RIFB 1 #define MVGBE_RX_BURST_SIZE_1_64BIT 0 #define MVGBE_RX_BURST_SIZE_2_64BIT (1 << 1) #define MVGBE_RX_BURST_SIZE_4_64BIT (1 << 2) #define MVGBE_RX_BURST_SIZE_8_64BIT ((1 << 2) | (1 << 1)) #define MVGBE_RX_BURST_SIZE_16_64BIT (1 << 3) #define MVGBE_BLM_RX_NO_SWAP (1 << 4) #define MVGBE_BLM_RX_BYTE_SWAP 0 #define MVGBE_BLM_TX_NO_SWAP (1 << 5) #define MVGBE_BLM_TX_BYTE_SWAP 0 #define MVGBE_DESCRIPTORS_BYTE_SWAP (1 << 6) #define MVGBE_DESCRIPTORS_NO_SWAP 0 #define MVGBE_TX_BURST_SIZE_1_64BIT 0 #define MVGBE_TX_BURST_SIZE_2_64BIT (1 << 22) #define MVGBE_TX_BURST_SIZE_4_64BIT (1 << 23) #define MVGBE_TX_BURST_SIZE_8_64BIT ((1 << 23) | (1 << 22)) #define MVGBE_TX_BURST_SIZE_16_64BIT (1 << 24) /* These macros describes the Port serial control reg (PSCR) bits */ #define MVGBE_SERIAL_PORT_DIS 0 #define MVGBE_SERIAL_PORT_EN 1 #define MVGBE_FORCE_LINK_PASS (1 << 1) #define MVGBE_DO_NOT_FORCE_LINK_PASS 0 #define MVGBE_EN_AUTO_NEG_FOR_DUPLX 0 #define MVGBE_DIS_AUTO_NEG_FOR_DUPLX (1 << 2) #define MVGBE_EN_AUTO_NEG_FOR_FLOW_CTRL 0 #define MVGBE_DIS_AUTO_NEG_FOR_FLOW_CTRL (1 << 3) #define MVGBE_ADV_NO_FLOW_CTRL 0 #define MVGBE_ADV_SYMMETRIC_FLOW_CTRL (1 << 4) #define MVGBE_FORCE_FC_MODE_NO_PAUSE_DIS_TX 0 #define MVGBE_FORCE_FC_MODE_TX_PAUSE_DIS (1 << 5) #define MVGBE_FORCE_BP_MODE_NO_JAM 0 #define MVGBE_FORCE_BP_MODE_JAM_TX (1 << 7) #define MVGBE_FORCE_BP_MODE_JAM_TX_ON_RX_ERR (1 << 8) #define MVGBE_FORCE_LINK_FAIL 0 #define MVGBE_DO_NOT_FORCE_LINK_FAIL (1 << 10) #define MVGBE_DIS_AUTO_NEG_SPEED_GMII (1 << 13) #define MVGBE_EN_AUTO_NEG_SPEED_GMII 0 #define MVGBE_DTE_ADV_0 0 #define MVGBE_DTE_ADV_1 (1 << 14) #define MVGBE_MIIPHY_MAC_MODE 0 #define MVGBE_MIIPHY_PHY_MODE (1 << 15) #define MVGBE_AUTO_NEG_NO_CHANGE 0 #define MVGBE_RESTART_AUTO_NEG (1 << 16) #define MVGBE_MAX_RX_PACKET_1518BYTE 0 #define MVGBE_MAX_RX_PACKET_1522BYTE (1 << 17) #define MVGBE_MAX_RX_PACKET_1552BYTE (1 << 18) #define MVGBE_MAX_RX_PACKET_9022BYTE ((1 << 18) | (1 << 17)) #define MVGBE_MAX_RX_PACKET_9192BYTE (1 << 19) #define MVGBE_MAX_RX_PACKET_9700BYTE ((1 << 19) | (1 << 17)) #define MVGBE_SET_EXT_LOOPBACK (1 << 20) #define MVGBE_CLR_EXT_LOOPBACK 0 #define MVGBE_SET_FULL_DUPLEX_MODE (1 << 21) #define MVGBE_SET_HALF_DUPLEX_MODE 0 #define MVGBE_EN_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX (1 << 22) #define MVGBE_DIS_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX 0 #define MVGBE_SET_GMII_SPEED_TO_10_100 0 #define MVGBE_SET_GMII_SPEED_TO_1000 (1 << 23) #define MVGBE_SET_MII_SPEED_TO_10 0 #define MVGBE_SET_MII_SPEED_TO_100 (1 << 24) /* SMI register fields */ #define MVGBE_PHY_SMI_TIMEOUT 10000 #define MVGBE_PHY_SMI_DATA_OFFS 0 /* Data */ #define MVGBE_PHY_SMI_DATA_MASK (0xffff << MVGBE_PHY_SMI_DATA_OFFS) #define MVGBE_PHY_SMI_DEV_ADDR_OFFS 16 /* PHY device address */ #define MVGBE_PHY_SMI_DEV_ADDR_MASK \ (PHYADR_MASK << MVGBE_PHY_SMI_DEV_ADDR_OFFS) #define MVGBE_SMI_REG_ADDR_OFFS 21 /* PHY device reg addr */ #define MVGBE_SMI_REG_ADDR_MASK \ (PHYADR_MASK << MVGBE_SMI_REG_ADDR_OFFS) #define MVGBE_PHY_SMI_OPCODE_OFFS 26 /* Write/Read opcode */ #define MVGBE_PHY_SMI_OPCODE_MASK (3 << MVGBE_PHY_SMI_OPCODE_OFFS) #define MVGBE_PHY_SMI_OPCODE_WRITE (0 << MVGBE_PHY_SMI_OPCODE_OFFS) #define MVGBE_PHY_SMI_OPCODE_READ (1 << MVGBE_PHY_SMI_OPCODE_OFFS) #define MVGBE_PHY_SMI_READ_VALID_MASK (1 << 27) /* Read Valid */ #define MVGBE_PHY_SMI_BUSY_MASK (1 << 28) /* Busy */ /* SDMA command status fields macros */ /* Tx & Rx descriptors status */ #define MVGBE_ERROR_SUMMARY 1 /* Tx & Rx descriptors command */ #define MVGBE_BUFFER_OWNED_BY_DMA (1 << 31) /* Tx descriptors status */ #define MVGBE_LC_ERROR 0 #define MVGBE_UR_ERROR (1 << 1) #define MVGBE_RL_ERROR (1 << 2) #define MVGBE_LLC_SNAP_FORMAT (1 << 9) #define MVGBE_TX_LAST_FRAME (1 << 20) /* Rx descriptors status */ #define MVGBE_CRC_ERROR 0 #define MVGBE_OVERRUN_ERROR (1 << 1) #define MVGBE_MAX_FRAME_LENGTH_ERROR (1 << 2) #define MVGBE_RESOURCE_ERROR ((1 << 2) | (1 << 1)) #define MVGBE_VLAN_TAGGED (1 << 19) #define MVGBE_BPDU_FRAME (1 << 20) #define MVGBE_TCP_FRAME_OVER_IP_V_4 0 #define MVGBE_UDP_FRAME_OVER_IP_V_4 (1 << 21) #define MVGBE_OTHER_FRAME_TYPE (1 << 22) #define MVGBE_LAYER_2_IS_MVGBE_V_2 (1 << 23) #define MVGBE_FRAME_TYPE_IP_V_4 (1 << 24) #define MVGBE_FRAME_HEADER_OK (1 << 25) #define MVGBE_RX_LAST_DESC (1 << 26) #define MVGBE_RX_FIRST_DESC (1 << 27) #define MVGBE_UNKNOWN_DESTINATION_ADDR (1 << 28) #define MVGBE_RX_EN_INTERRUPT (1 << 29) #define MVGBE_LAYER_4_CHECKSUM_OK (1 << 30) /* Rx descriptors byte count */ #define MVGBE_FRAME_FRAGMENTED (1 << 2) /* Tx descriptors command */ #define MVGBE_LAYER_4_CHECKSUM_FIRST_DESC (1 << 10) #define MVGBE_FRAME_SET_TO_VLAN (1 << 15) #define MVGBE_TCP_FRAME 0 #define MVGBE_UDP_FRAME (1 << 16) #define MVGBE_GEN_TCP_UDP_CHECKSUM (1 << 17) #define MVGBE_GEN_IP_V_4_CHECKSUM (1 << 18) #define MVGBE_ZERO_PADDING (1 << 19) #define MVGBE_TX_LAST_DESC (1 << 20) #define MVGBE_TX_FIRST_DESC (1 << 21) #define MVGBE_GEN_CRC (1 << 22) #define MVGBE_TX_EN_INTERRUPT (1 << 23) #define MVGBE_AUTO_MODE (1 << 30) /* Address decode parameters */ /* Ethernet Base Address Register bits */ #define EBAR_TARGET_DRAM 0x00000000 #define EBAR_TARGET_DEVICE 0x00000001 #define EBAR_TARGET_CBS 0x00000002 #define EBAR_TARGET_PCI0 0x00000003 #define EBAR_TARGET_PCI1 0x00000004 #define EBAR_TARGET_CUNIT 0x00000005 #define EBAR_TARGET_AUNIT 0x00000006 #define EBAR_TARGET_GUNIT 0x00000007 /* Window attrib */ #define EBAR_DRAM_CS0 0x00000E00 #define EBAR_DRAM_CS1 0x00000D00 #define EBAR_DRAM_CS2 0x00000B00 #define EBAR_DRAM_CS3 0x00000700 /* DRAM Target interface */ #define EBAR_DRAM_NO_CACHE_COHERENCY 0x00000000 #define EBAR_DRAM_CACHE_COHERENCY_WT 0x00001000 #define EBAR_DRAM_CACHE_COHERENCY_WB 0x00002000 /* Device Bus Target interface */ #define EBAR_DEVICE_DEVCS0 0x00001E00 #define EBAR_DEVICE_DEVCS1 0x00001D00 #define EBAR_DEVICE_DEVCS2 0x00001B00 #define EBAR_DEVICE_DEVCS3 0x00001700 #define EBAR_DEVICE_BOOTCS3 0x00000F00 /* PCI Target interface */ #define EBAR_PCI_BYTE_SWAP 0x00000000 #define EBAR_PCI_NO_SWAP 0x00000100 #define EBAR_PCI_BYTE_WORD_SWAP 0x00000200 #define EBAR_PCI_WORD_SWAP 0x00000300 #define EBAR_PCI_NO_SNOOP_NOT_ASSERT 0x00000000 #define EBAR_PCI_NO_SNOOP_ASSERT 0x00000400 #define EBAR_PCI_IO_SPACE 0x00000000 #define EBAR_PCI_MEMORY_SPACE 0x00000800 #define EBAR_PCI_REQ64_FORCE 0x00000000 #define EBAR_PCI_REQ64_SIZE 0x00001000 /* Window access control */ #define EWIN_ACCESS_NOT_ALLOWED 0 #define EWIN_ACCESS_READ_ONLY 1 #define EWIN_ACCESS_FULL ((1 << 1) | 1) /* structures represents Controller registers */ struct mvgbe_barsz { u32 bar; u32 size; }; struct mvgbe_rxcdp { struct mvgbe_rxdesc *rxcdp; u32 rxcdp_pad[3]; }; struct mvgbe_tqx { u32 qxttbc; u32 tqxtbc; u32 tqxac; u32 tqxpad; }; struct mvgbe_registers { u32 phyadr; u32 smi; u32 euda; u32 eudid; u8 pad1[0x080 - 0x00c - 4]; u32 euic; u32 euim; u8 pad2[0x094 - 0x084 - 4]; u32 euea; u32 euiae; u8 pad3[0x0b0 - 0x098 - 4]; u32 euc; u8 pad3a[0x200 - 0x0b0 - 4]; struct mvgbe_barsz barsz[6]; u8 pad4[0x280 - 0x22c - 4]; u32 ha_remap[4]; u32 bare; u32 epap; u8 pad5[0x400 - 0x294 - 4]; u32 pxc; u32 pxcx; u32 mii_ser_params; u8 pad6[0x410 - 0x408 - 4]; u32 evlane; u32 macal; u32 macah; u32 sdc; u32 dscp[7]; u32 psc0; u32 vpt2p; u32 ps0; u32 tqc; u32 psc1; u32 ps1; u32 mrvl_header; u8 pad7[0x460 - 0x454 - 4]; u32 ic; u32 ice; u32 pim; u32 peim; u8 pad8[0x474 - 0x46c - 4]; u32 pxtfut; u32 pad9; u32 pxmfs; u32 pad10; u32 pxdfc; u32 pxofc; u8 pad11[0x494 - 0x488 - 4]; u32 peuiae; u8 pad12[0x4bc - 0x494 - 4]; u32 eth_type_prio; u8 pad13[0x4dc - 0x4bc - 4]; u32 tqfpc; u32 pttbrc; u32 tqc1; u32 pmtu; u32 pmtbs; u8 pad14[0x60c - 0x4ec - 4]; struct mvgbe_rxcdp rxcdp[7]; struct mvgbe_rxdesc *rxcdp7; u32 rqc; struct mvgbe_txdesc *tcsdp; u8 pad15[0x6c0 - 0x684 - 4]; struct mvgbe_txdesc *tcqdp[8]; u8 pad16[0x700 - 0x6dc - 4]; struct mvgbe_tqx tqx[8]; u32 pttbc; u8 pad17[0x7a8 - 0x780 - 4]; u32 tqxipg0; u32 pad18[3]; u32 tqxipg1; u8 pad19[0x7c0 - 0x7b8 - 4]; u32 hitkninlopkt; u32 hitkninasyncpkt; u32 lotkninasyncpkt; u32 pad20; u32 ts; u8 pad21[0x3000 - 0x27d0 - 4]; u32 pad20_1[32]; /* mib counter registes */ u8 pad22[0x3400 - 0x3000 - sizeof(u32) * 32]; u32 dfsmt[64]; u32 dfomt[64]; u32 dfut[4]; u8 pad23[0xe20c0 - 0x7360c - 4]; u32 pmbus_top_arbiter; }; /* structures/enums needed by driver */ enum mvgbe_adrwin { MVGBE_WIN0, MVGBE_WIN1, MVGBE_WIN2, MVGBE_WIN3, MVGBE_WIN4, MVGBE_WIN5 }; enum mvgbe_target { MVGBE_TARGET_DRAM, MVGBE_TARGET_DEV, MVGBE_TARGET_CBS, MVGBE_TARGET_PCI0, MVGBE_TARGET_PCI1 }; struct mvgbe_winparam { enum mvgbe_adrwin win; /* Window number */ enum mvgbe_target target; /* System targets */ u16 attrib; /* BAR attrib. See above macros */ 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 */ }; struct mvgbe_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 mvgbe_rxdesc *nxtdesc_p; /* Next descriptor pointer */ }; struct mvgbe_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 mvgbe_txdesc *nxtdesc_p; /* Next descriptor ptr */ }; /* port device data struct */ struct mvgbe_device { struct eth_device dev; struct mvgbe_registers *regs; struct mvgbe_txdesc *p_txdesc; struct mvgbe_rxdesc *p_rxdesc; struct mvgbe_rxdesc *p_rxdesc_curr; u8 *p_rxbuf; u8 *p_aligned_txbuf; }; #endif /* __MVGBE_H__ */