diff options
Diffstat (limited to 'drivers/net/mvgbe.h')
| -rw-r--r-- | drivers/net/mvgbe.h | 505 |
1 files changed, 505 insertions, 0 deletions
diff --git a/drivers/net/mvgbe.h b/drivers/net/mvgbe.h new file mode 100644 index 0000000..30c773c --- /dev/null +++ b/drivers/net/mvgbe.h @@ -0,0 +1,505 @@ +/* + * (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 __EGIGA_H__ +#define __EGIGA_H__ + +#define MAX_KWGBE_DEVS 2 /*controller has two ports */ + +/* 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_dkwgbe(_kd) container_of(_kd, struct kwgbe_device, dev) +#define KWGBEREG_WR(adr, val) writel(val, &adr) +#define KWGBEREG_RD(adr) readl(&adr) +#define KWGBEREG_BITS_RESET(adr, val) writel(readl(&adr) & ~(val), &adr) +#define KWGBEREG_BITS_SET(adr, val) writel(readl(&adr) | val, &adr) + +/* Default port configuration value */ +#define PRT_CFG_VAL ( \ + KWGBE_UCAST_MOD_NRML | \ + KWGBE_DFLT_RXQ(RXUQ) | \ + KWGBE_DFLT_RX_ARPQ(RXUQ) | \ + KWGBE_RX_BC_IF_NOT_IP_OR_ARP | \ + KWGBE_RX_BC_IF_IP | \ + KWGBE_RX_BC_IF_ARP | \ + KWGBE_CPTR_TCP_FRMS_DIS | \ + KWGBE_CPTR_UDP_FRMS_DIS | \ + KWGBE_DFLT_RX_TCPQ(RXUQ) | \ + KWGBE_DFLT_RX_UDPQ(RXUQ) | \ + KWGBE_DFLT_RX_BPDUQ(RXUQ)) + +/* Default port extend configuration value */ +#define PORT_CFG_EXTEND_VALUE \ + KWGBE_SPAN_BPDU_PACKETS_AS_NORMAL | \ + KWGBE_PARTITION_DIS | \ + KWGBE_TX_CRC_GENERATION_EN + +#define GT_KWGBE_IPG_INT_RX(value) ((value & 0x3fff) << 8) + +/* Default sdma control value */ +#define PORT_SDMA_CFG_VALUE ( \ + KWGBE_RX_BURST_SIZE_16_64BIT | \ + KWGBE_BLM_RX_NO_SWAP | \ + KWGBE_BLM_TX_NO_SWAP | \ + GT_KWGBE_IPG_INT_RX(RXUQ) | \ + KWGBE_TX_BURST_SIZE_16_64BIT) + +/* Default port serial control value */ +#define PORT_SERIAL_CONTROL_VALUE ( \ + KWGBE_FORCE_LINK_PASS | \ + KWGBE_DIS_AUTO_NEG_FOR_DUPLX | \ + KWGBE_DIS_AUTO_NEG_FOR_FLOW_CTRL | \ + KWGBE_ADV_NO_FLOW_CTRL | \ + KWGBE_FORCE_FC_MODE_NO_PAUSE_DIS_TX | \ + KWGBE_FORCE_BP_MODE_NO_JAM | \ + (1 << 9) /* Reserved bit has to be 1 */ | \ + KWGBE_DO_NOT_FORCE_LINK_FAIL | \ + KWGBE_EN_AUTO_NEG_SPEED_GMII | \ + KWGBE_DTE_ADV_0 | \ + KWGBE_MIIPHY_MAC_MODE | \ + KWGBE_AUTO_NEG_NO_CHANGE | \ + KWGBE_MAX_RX_PACKET_1552BYTE | \ + KWGBE_CLR_EXT_LOOPBACK | \ + KWGBE_SET_FULL_DUPLEX_MODE | \ + KWGBE_DIS_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX) + +/* 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 KW_RXQ_DESC_ALIGNED_SIZE \ + (((sizeof(struct kwgbe_rxdesc) / PKTALIGN) + 1) * PKTALIGN) +/* Buffer offset from buffer pointer */ +#define RX_BUF_OFFSET 0x2 + +/* Port serial status reg (PSR) */ +#define KWGBE_INTERFACE_GMII_MII 0 +#define KWGBE_INTERFACE_PCM 1 +#define KWGBE_LINK_IS_DOWN 0 +#define KWGBE_LINK_IS_UP (1 << 1) +#define KWGBE_PORT_AT_HALF_DUPLEX 0 +#define KWGBE_PORT_AT_FULL_DUPLEX (1 << 2) +#define KWGBE_RX_FLOW_CTRL_DISD 0 +#define KWGBE_RX_FLOW_CTRL_ENBALED (1 << 3) +#define KWGBE_GMII_SPEED_100_10 0 +#define KWGBE_GMII_SPEED_1000 (1 << 4) +#define KWGBE_MII_SPEED_10 0 +#define KWGBE_MII_SPEED_100 (1 << 5) +#define KWGBE_NO_TX 0 +#define KWGBE_TX_IN_PROGRESS (1 << 7) +#define KWGBE_BYPASS_NO_ACTIVE 0 +#define KWGBE_BYPASS_ACTIVE (1 << 8) +#define KWGBE_PORT_NOT_AT_PARTN_STT 0 +#define KWGBE_PORT_AT_PARTN_STT (1 << 9) +#define KWGBE_PORT_TX_FIFO_NOT_EMPTY 0 +#define KWGBE_PORT_TX_FIFO_EMPTY (1 << 10) + +/* These macros describes the Port configuration reg (Px_cR) bits */ +#define KWGBE_UCAST_MOD_NRML 0 +#define KWGBE_UNICAST_PROMISCUOUS_MODE 1 +#define KWGBE_DFLT_RXQ(_x) (_x << 1) +#define KWGBE_DFLT_RX_ARPQ(_x) (_x << 4) +#define KWGBE_RX_BC_IF_NOT_IP_OR_ARP 0 +#define KWGBE_REJECT_BC_IF_NOT_IP_OR_ARP (1 << 7) +#define KWGBE_RX_BC_IF_IP 0 +#define KWGBE_REJECT_BC_IF_IP (1 << 8) +#define KWGBE_RX_BC_IF_ARP 0 +#define KWGBE_REJECT_BC_IF_ARP (1 << 9) +#define KWGBE_TX_AM_NO_UPDATE_ERR_SMRY (1 << 12) +#define KWGBE_CPTR_TCP_FRMS_DIS 0 +#define KWGBE_CPTR_TCP_FRMS_EN (1 << 14) +#define KWGBE_CPTR_UDP_FRMS_DIS 0 +#define KWGBE_CPTR_UDP_FRMS_EN (1 << 15) +#define KWGBE_DFLT_RX_TCPQ(_x) (_x << 16) +#define KWGBE_DFLT_RX_UDPQ(_x) (_x << 19) +#define KWGBE_DFLT_RX_BPDUQ(_x) (_x << 22) +#define KWGBE_DFLT_RX_TCP_CHKSUM_MODE (1 << 25) + +/* These macros describes the Port configuration extend reg (Px_cXR) bits*/ +#define KWGBE_CLASSIFY_EN 1 +#define KWGBE_SPAN_BPDU_PACKETS_AS_NORMAL 0 +#define KWGBE_SPAN_BPDU_PACKETS_TO_RX_Q7 (1 << 1) +#define KWGBE_PARTITION_DIS 0 +#define KWGBE_PARTITION_EN (1 << 2) +#define KWGBE_TX_CRC_GENERATION_EN 0 +#define KWGBE_TX_CRC_GENERATION_DIS (1 << 3) + +/* These macros describes the Port Sdma configuration reg (SDCR) bits */ +#define KWGBE_RIFB 1 +#define KWGBE_RX_BURST_SIZE_1_64BIT 0 +#define KWGBE_RX_BURST_SIZE_2_64BIT (1 << 1) +#define KWGBE_RX_BURST_SIZE_4_64BIT (1 << 2) +#define KWGBE_RX_BURST_SIZE_8_64BIT ((1 << 2) | (1 << 1)) +#define KWGBE_RX_BURST_SIZE_16_64BIT (1 << 3) +#define KWGBE_BLM_RX_NO_SWAP (1 << 4) +#define KWGBE_BLM_RX_BYTE_SWAP 0 +#define KWGBE_BLM_TX_NO_SWAP (1 << 5) +#define KWGBE_BLM_TX_BYTE_SWAP 0 +#define KWGBE_DESCRIPTORS_BYTE_SWAP (1 << 6) +#define KWGBE_DESCRIPTORS_NO_SWAP 0 +#define KWGBE_TX_BURST_SIZE_1_64BIT 0 +#define KWGBE_TX_BURST_SIZE_2_64BIT (1 << 22) +#define KWGBE_TX_BURST_SIZE_4_64BIT (1 << 23) +#define KWGBE_TX_BURST_SIZE_8_64BIT ((1 << 23) | (1 << 22)) +#define KWGBE_TX_BURST_SIZE_16_64BIT (1 << 24) + +/* These macros describes the Port serial control reg (PSCR) bits */ +#define KWGBE_SERIAL_PORT_DIS 0 +#define KWGBE_SERIAL_PORT_EN 1 +#define KWGBE_FORCE_LINK_PASS (1 << 1) +#define KWGBE_DO_NOT_FORCE_LINK_PASS 0 +#define KWGBE_EN_AUTO_NEG_FOR_DUPLX 0 +#define KWGBE_DIS_AUTO_NEG_FOR_DUPLX (1 << 2) +#define KWGBE_EN_AUTO_NEG_FOR_FLOW_CTRL 0 +#define KWGBE_DIS_AUTO_NEG_FOR_FLOW_CTRL (1 << 3) +#define KWGBE_ADV_NO_FLOW_CTRL 0 +#define KWGBE_ADV_SYMMETRIC_FLOW_CTRL (1 << 4) +#define KWGBE_FORCE_FC_MODE_NO_PAUSE_DIS_TX 0 +#define KWGBE_FORCE_FC_MODE_TX_PAUSE_DIS (1 << 5) +#define KWGBE_FORCE_BP_MODE_NO_JAM 0 +#define KWGBE_FORCE_BP_MODE_JAM_TX (1 << 7) +#define KWGBE_FORCE_BP_MODE_JAM_TX_ON_RX_ERR (1 << 8) +#define KWGBE_FORCE_LINK_FAIL 0 +#define KWGBE_DO_NOT_FORCE_LINK_FAIL (1 << 10) +#define KWGBE_DIS_AUTO_NEG_SPEED_GMII (1 << 13) +#define KWGBE_EN_AUTO_NEG_SPEED_GMII 0 +#define KWGBE_DTE_ADV_0 0 +#define KWGBE_DTE_ADV_1 (1 << 14) +#define KWGBE_MIIPHY_MAC_MODE 0 +#define KWGBE_MIIPHY_PHY_MODE (1 << 15) +#define KWGBE_AUTO_NEG_NO_CHANGE 0 +#define KWGBE_RESTART_AUTO_NEG (1 << 16) +#define KWGBE_MAX_RX_PACKET_1518BYTE 0 +#define KWGBE_MAX_RX_PACKET_1522BYTE (1 << 17) +#define KWGBE_MAX_RX_PACKET_1552BYTE (1 << 18) +#define KWGBE_MAX_RX_PACKET_9022BYTE ((1 << 18) | (1 << 17)) +#define KWGBE_MAX_RX_PACKET_9192BYTE (1 << 19) +#define KWGBE_MAX_RX_PACKET_9700BYTE ((1 << 19) | (1 << 17)) +#define KWGBE_SET_EXT_LOOPBACK (1 << 20) +#define KWGBE_CLR_EXT_LOOPBACK 0 +#define KWGBE_SET_FULL_DUPLEX_MODE (1 << 21) +#define KWGBE_SET_HALF_DUPLEX_MODE 0 +#define KWGBE_EN_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX (1 << 22) +#define KWGBE_DIS_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX 0 +#define KWGBE_SET_GMII_SPEED_TO_10_100 0 +#define KWGBE_SET_GMII_SPEED_TO_1000 (1 << 23) +#define KWGBE_SET_MII_SPEED_TO_10 0 +#define KWGBE_SET_MII_SPEED_TO_100 (1 << 24) + +/* SMI register fields */ +#define KWGBE_PHY_SMI_TIMEOUT 10000 +#define KWGBE_PHY_SMI_DATA_OFFS 0 /* Data */ +#define KWGBE_PHY_SMI_DATA_MASK (0xffff << KWGBE_PHY_SMI_DATA_OFFS) +#define KWGBE_PHY_SMI_DEV_ADDR_OFFS 16 /* PHY device address */ +#define KWGBE_PHY_SMI_DEV_ADDR_MASK (PHYADR_MASK << KWGBE_PHY_SMI_DEV_ADDR_OFFS) +#define KWGBE_SMI_REG_ADDR_OFFS 21 /* PHY device reg addr */ +#define KWGBE_SMI_REG_ADDR_MASK (PHYADR_MASK << KWGBE_SMI_REG_ADDR_OFFS) +#define KWGBE_PHY_SMI_OPCODE_OFFS 26 /* Write/Read opcode */ +#define KWGBE_PHY_SMI_OPCODE_MASK (3 << KWGBE_PHY_SMI_OPCODE_OFFS) +#define KWGBE_PHY_SMI_OPCODE_WRITE (0 << KWGBE_PHY_SMI_OPCODE_OFFS) +#define KWGBE_PHY_SMI_OPCODE_READ (1 << KWGBE_PHY_SMI_OPCODE_OFFS) +#define KWGBE_PHY_SMI_READ_VALID_MASK (1 << 27) /* Read Valid */ +#define KWGBE_PHY_SMI_BUSY_MASK (1 << 28) /* Busy */ + +/* SDMA command status fields macros */ +/* Tx & Rx descriptors status */ +#define KWGBE_ERROR_SUMMARY 1 +/* Tx & Rx descriptors command */ +#define KWGBE_BUFFER_OWNED_BY_DMA (1 << 31) +/* Tx descriptors status */ +#define KWGBE_LC_ERROR 0 +#define KWGBE_UR_ERROR (1 << 1) +#define KWGBE_RL_ERROR (1 << 2) +#define KWGBE_LLC_SNAP_FORMAT (1 << 9) +#define KWGBE_TX_LAST_FRAME (1 << 20) + +/* Rx descriptors status */ +#define KWGBE_CRC_ERROR 0 +#define KWGBE_OVERRUN_ERROR (1 << 1) +#define KWGBE_MAX_FRAME_LENGTH_ERROR (1 << 2) +#define KWGBE_RESOURCE_ERROR ((1 << 2) | (1 << 1)) +#define KWGBE_VLAN_TAGGED (1 << 19) +#define KWGBE_BPDU_FRAME (1 << 20) +#define KWGBE_TCP_FRAME_OVER_IP_V_4 0 +#define KWGBE_UDP_FRAME_OVER_IP_V_4 (1 << 21) +#define KWGBE_OTHER_FRAME_TYPE (1 << 22) +#define KWGBE_LAYER_2_IS_KWGBE_V_2 (1 << 23) +#define KWGBE_FRAME_TYPE_IP_V_4 (1 << 24) +#define KWGBE_FRAME_HEADER_OK (1 << 25) +#define KWGBE_RX_LAST_DESC (1 << 26) +#define KWGBE_RX_FIRST_DESC (1 << 27) +#define KWGBE_UNKNOWN_DESTINATION_ADDR (1 << 28) +#define KWGBE_RX_EN_INTERRUPT (1 << 29) +#define KWGBE_LAYER_4_CHECKSUM_OK (1 << 30) + +/* Rx descriptors byte count */ +#define KWGBE_FRAME_FRAGMENTED (1 << 2) + +/* Tx descriptors command */ +#define KWGBE_LAYER_4_CHECKSUM_FIRST_DESC (1 << 10) +#define KWGBE_FRAME_SET_TO_VLAN (1 << 15) +#define KWGBE_TCP_FRAME 0 +#define KWGBE_UDP_FRAME (1 << 16) +#define KWGBE_GEN_TCP_UDP_CHECKSUM (1 << 17) +#define KWGBE_GEN_IP_V_4_CHECKSUM (1 << 18) +#define KWGBE_ZERO_PADDING (1 << 19) +#define KWGBE_TX_LAST_DESC (1 << 20) +#define KWGBE_TX_FIRST_DESC (1 << 21) +#define KWGBE_GEN_CRC (1 << 22) +#define KWGBE_TX_EN_INTERRUPT (1 << 23) +#define KWGBE_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 kwgbe_barsz { + u32 bar; + u32 size; +}; + +struct kwgbe_rxcdp { + struct kwgbe_rxdesc *rxcdp; + u32 rxcdp_pad[3]; +}; + +struct kwgbe_tqx { + u32 qxttbc; + u32 tqxtbc; + u32 tqxac; + u32 tqxpad; +}; + +struct kwgbe_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 kwgbe_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 kwgbe_rxcdp rxcdp[7]; + struct kwgbe_rxdesc *rxcdp7; + u32 rqc; + struct kwgbe_txdesc *tcsdp; + u8 pad15[0x6c0 - 0x684 - 4]; + struct kwgbe_txdesc *tcqdp[8]; + u8 pad16[0x700 - 0x6dc - 4]; + struct kwgbe_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 kwgbe_adrwin { + KWGBE_WIN0, + KWGBE_WIN1, + KWGBE_WIN2, + KWGBE_WIN3, + KWGBE_WIN4, + KWGBE_WIN5 +}; + +enum kwgbe_target { + KWGBE_TARGET_DRAM, + KWGBE_TARGET_DEV, + KWGBE_TARGET_CBS, + KWGBE_TARGET_PCI0, + KWGBE_TARGET_PCI1 +}; + +struct kwgbe_winparam { + enum kwgbe_adrwin win; /* Window number */ + enum kwgbe_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 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 */ +}; + +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; +}; + +#endif /* __EGIGA_H__ */ |