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path: root/drivers/net/b44.h
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-rw-r--r--drivers/net/b44.h427
1 files changed, 427 insertions, 0 deletions
diff --git a/drivers/net/b44.h b/drivers/net/b44.h
new file mode 100644
index 00000000000..11c40a2e71c
--- /dev/null
+++ b/drivers/net/b44.h
@@ -0,0 +1,427 @@
+#ifndef _B44_H
+#define _B44_H
+
+/* Register layout. (These correspond to struct _bcmenettregs in bcm4400.) */
+#define B44_DEVCTRL 0x0000UL /* Device Control */
+#define DEVCTRL_MPM 0x00000040 /* Magic Packet PME Enable (B0 only) */
+#define DEVCTRL_PFE 0x00000080 /* Pattern Filtering Enable */
+#define DEVCTRL_IPP 0x00000400 /* Internal EPHY Present */
+#define DEVCTRL_EPR 0x00008000 /* EPHY Reset */
+#define DEVCTRL_PME 0x00001000 /* PHY Mode Enable */
+#define DEVCTRL_PMCE 0x00002000 /* PHY Mode Clocks Enable */
+#define DEVCTRL_PADDR 0x0007c000 /* PHY Address */
+#define DEVCTRL_PADDR_SHIFT 18
+#define B44_BIST_STAT 0x000CUL /* Built-In Self-Test Status */
+#define B44_WKUP_LEN 0x0010UL /* Wakeup Length */
+#define WKUP_LEN_P0_MASK 0x0000007f /* Pattern 0 */
+#define WKUP_LEN_D0 0x00000080
+#define WKUP_LEN_P1_MASK 0x00007f00 /* Pattern 1 */
+#define WKUP_LEN_P1_SHIFT 8
+#define WKUP_LEN_D1 0x00008000
+#define WKUP_LEN_P2_MASK 0x007f0000 /* Pattern 2 */
+#define WKUP_LEN_P2_SHIFT 16
+#define WKUP_LEN_D2 0x00000000
+#define WKUP_LEN_P3_MASK 0x7f000000 /* Pattern 3 */
+#define WKUP_LEN_P3_SHIFT 24
+#define WKUP_LEN_D3 0x80000000
+#define B44_ISTAT 0x0020UL /* Interrupt Status */
+#define ISTAT_LS 0x00000020 /* Link Change (B0 only) */
+#define ISTAT_PME 0x00000040 /* Power Management Event */
+#define ISTAT_TO 0x00000080 /* General Purpose Timeout */
+#define ISTAT_DSCE 0x00000400 /* Descriptor Error */
+#define ISTAT_DATAE 0x00000800 /* Data Error */
+#define ISTAT_DPE 0x00001000 /* Descr. Protocol Error */
+#define ISTAT_RDU 0x00002000 /* Receive Descr. Underflow */
+#define ISTAT_RFO 0x00004000 /* Receive FIFO Overflow */
+#define ISTAT_TFU 0x00008000 /* Transmit FIFO Underflow */
+#define ISTAT_RX 0x00010000 /* RX Interrupt */
+#define ISTAT_TX 0x01000000 /* TX Interrupt */
+#define ISTAT_EMAC 0x04000000 /* EMAC Interrupt */
+#define ISTAT_MII_WRITE 0x08000000 /* MII Write Interrupt */
+#define ISTAT_MII_READ 0x10000000 /* MII Read Interrupt */
+#define ISTAT_ERRORS (ISTAT_DSCE|ISTAT_DATAE|ISTAT_DPE|ISTAT_RDU|ISTAT_RFO|ISTAT_TFU)
+#define B44_IMASK 0x0024UL /* Interrupt Mask */
+#define IMASK_DEF (ISTAT_ERRORS | ISTAT_TO | ISTAT_RX | ISTAT_TX)
+#define B44_GPTIMER 0x0028UL /* General Purpose Timer */
+#define B44_ADDR_LO 0x0088UL /* ENET Address Lo (B0 only) */
+#define B44_ADDR_HI 0x008CUL /* ENET Address Hi (B0 only) */
+#define B44_FILT_ADDR 0x0090UL /* ENET Filter Address */
+#define B44_FILT_DATA 0x0094UL /* ENET Filter Data */
+#define B44_TXBURST 0x00A0UL /* TX Max Burst Length */
+#define B44_RXBURST 0x00A4UL /* RX Max Burst Length */
+#define B44_MAC_CTRL 0x00A8UL /* MAC Control */
+#define MAC_CTRL_CRC32_ENAB 0x00000001 /* CRC32 Generation Enable */
+#define MAC_CTRL_PHY_PDOWN 0x00000004 /* Onchip EPHY Powerdown */
+#define MAC_CTRL_PHY_EDET 0x00000008 /* Onchip EPHY Energy Detected */
+#define MAC_CTRL_PHY_LEDCTRL 0x000000e0 /* Onchip EPHY LED Control */
+#define MAC_CTRL_PHY_LEDCTRL_SHIFT 5
+#define B44_MAC_FLOW 0x00ACUL /* MAC Flow Control */
+#define MAC_FLOW_RX_HI_WATER 0x000000ff /* Receive FIFO HI Water Mark */
+#define MAC_FLOW_PAUSE_ENAB 0x00008000 /* Enable Pause Frame Generation */
+#define B44_RCV_LAZY 0x0100UL /* Lazy Interrupt Control */
+#define RCV_LAZY_TO_MASK 0x00ffffff /* Timeout */
+#define RCV_LAZY_FC_MASK 0xff000000 /* Frame Count */
+#define RCV_LAZY_FC_SHIFT 24
+#define B44_DMATX_CTRL 0x0200UL /* DMA TX Control */
+#define DMATX_CTRL_ENABLE 0x00000001 /* Enable */
+#define DMATX_CTRL_SUSPEND 0x00000002 /* Suepend Request */
+#define DMATX_CTRL_LPBACK 0x00000004 /* Loopback Enable */
+#define DMATX_CTRL_FAIRPRIOR 0x00000008 /* Fair Priority */
+#define DMATX_CTRL_FLUSH 0x00000010 /* Flush Request */
+#define B44_DMATX_ADDR 0x0204UL /* DMA TX Descriptor Ring Address */
+#define B44_DMATX_PTR 0x0208UL /* DMA TX Last Posted Descriptor */
+#define B44_DMATX_STAT 0x020CUL /* DMA TX Current Active Desc. + Status */
+#define DMATX_STAT_CDMASK 0x00000fff /* Current Descriptor Mask */
+#define DMATX_STAT_SMASK 0x0000f000 /* State Mask */
+#define DMATX_STAT_SDISABLED 0x00000000 /* State Disabled */
+#define DMATX_STAT_SACTIVE 0x00001000 /* State Active */
+#define DMATX_STAT_SIDLE 0x00002000 /* State Idle Wait */
+#define DMATX_STAT_SSTOPPED 0x00003000 /* State Stopped */
+#define DMATX_STAT_SSUSP 0x00004000 /* State Suspend Pending */
+#define DMATX_STAT_EMASK 0x000f0000 /* Error Mask */
+#define DMATX_STAT_ENONE 0x00000000 /* Error None */
+#define DMATX_STAT_EDPE 0x00010000 /* Error Desc. Protocol Error */
+#define DMATX_STAT_EDFU 0x00020000 /* Error Data FIFO Underrun */
+#define DMATX_STAT_EBEBR 0x00030000 /* Error Bus Error on Buffer Read */
+#define DMATX_STAT_EBEDA 0x00040000 /* Error Bus Error on Desc. Access */
+#define DMATX_STAT_FLUSHED 0x00100000 /* Flushed */
+#define B44_DMARX_CTRL 0x0210UL /* DMA RX Control */
+#define DMARX_CTRL_ENABLE 0x00000001 /* Enable */
+#define DMARX_CTRL_ROMASK 0x000000fe /* Receive Offset Mask */
+#define DMARX_CTRL_ROSHIFT 1 /* Receive Offset Shift */
+#define B44_DMARX_ADDR 0x0214UL /* DMA RX Descriptor Ring Address */
+#define B44_DMARX_PTR 0x0218UL /* DMA RX Last Posted Descriptor */
+#define B44_DMARX_STAT 0x021CUL /* DMA RX Current Active Desc. + Status */
+#define DMARX_STAT_CDMASK 0x00000fff /* Current Descriptor Mask */
+#define DMARX_STAT_SMASK 0x0000f000 /* State Mask */
+#define DMARX_STAT_SDISABLED 0x00000000 /* State Disbaled */
+#define DMARX_STAT_SACTIVE 0x00001000 /* State Active */
+#define DMARX_STAT_SIDLE 0x00002000 /* State Idle Wait */
+#define DMARX_STAT_SSTOPPED 0x00003000 /* State Stopped */
+#define DMARX_STAT_EMASK 0x000f0000 /* Error Mask */
+#define DMARX_STAT_ENONE 0x00000000 /* Error None */
+#define DMARX_STAT_EDPE 0x00010000 /* Error Desc. Protocol Error */
+#define DMARX_STAT_EDFO 0x00020000 /* Error Data FIFO Overflow */
+#define DMARX_STAT_EBEBW 0x00030000 /* Error Bus Error on Buffer Write */
+#define DMARX_STAT_EBEDA 0x00040000 /* Error Bus Error on Desc. Access */
+#define B44_DMAFIFO_AD 0x0220UL /* DMA FIFO Diag Address */
+#define DMAFIFO_AD_OMASK 0x0000ffff /* Offset Mask */
+#define DMAFIFO_AD_SMASK 0x000f0000 /* Select Mask */
+#define DMAFIFO_AD_SXDD 0x00000000 /* Select Transmit DMA Data */
+#define DMAFIFO_AD_SXDP 0x00010000 /* Select Transmit DMA Pointers */
+#define DMAFIFO_AD_SRDD 0x00040000 /* Select Receive DMA Data */
+#define DMAFIFO_AD_SRDP 0x00050000 /* Select Receive DMA Pointers */
+#define DMAFIFO_AD_SXFD 0x00080000 /* Select Transmit FIFO Data */
+#define DMAFIFO_AD_SXFP 0x00090000 /* Select Transmit FIFO Pointers */
+#define DMAFIFO_AD_SRFD 0x000c0000 /* Select Receive FIFO Data */
+#define DMAFIFO_AD_SRFP 0x000c0000 /* Select Receive FIFO Pointers */
+#define B44_DMAFIFO_LO 0x0224UL /* DMA FIFO Diag Low Data */
+#define B44_DMAFIFO_HI 0x0228UL /* DMA FIFO Diag High Data */
+#define B44_RXCONFIG 0x0400UL /* EMAC RX Config */
+#define RXCONFIG_DBCAST 0x00000001 /* Disable Broadcast */
+#define RXCONFIG_ALLMULTI 0x00000002 /* Accept All Multicast */
+#define RXCONFIG_NORX_WHILE_TX 0x00000004 /* Receive Disable While Transmitting */
+#define RXCONFIG_PROMISC 0x00000008 /* Promiscuous Enable */
+#define RXCONFIG_LPBACK 0x00000010 /* Loopback Enable */
+#define RXCONFIG_FLOW 0x00000020 /* Flow Control Enable */
+#define RXCONFIG_FLOW_ACCEPT 0x00000040 /* Accept Unicast Flow Control Frame */
+#define RXCONFIG_RFILT 0x00000080 /* Reject Filter */
+#define B44_RXMAXLEN 0x0404UL /* EMAC RX Max Packet Length */
+#define B44_TXMAXLEN 0x0408UL /* EMAC TX Max Packet Length */
+#define B44_MDIO_CTRL 0x0410UL /* EMAC MDIO Control */
+#define MDIO_CTRL_MAXF_MASK 0x0000007f /* MDC Frequency */
+#define MDIO_CTRL_PREAMBLE 0x00000080 /* MII Preamble Enable */
+#define B44_MDIO_DATA 0x0414UL /* EMAC MDIO Data */
+#define MDIO_DATA_DATA 0x0000ffff /* R/W Data */
+#define MDIO_DATA_TA_MASK 0x00030000 /* Turnaround Value */
+#define MDIO_DATA_TA_SHIFT 16
+#define MDIO_TA_VALID 2
+#define MDIO_DATA_RA_MASK 0x007c0000 /* Register Address */
+#define MDIO_DATA_RA_SHIFT 18
+#define MDIO_DATA_PMD_MASK 0x0f800000 /* Physical Media Device */
+#define MDIO_DATA_PMD_SHIFT 23
+#define MDIO_DATA_OP_MASK 0x30000000 /* Opcode */
+#define MDIO_DATA_OP_SHIFT 28
+#define MDIO_OP_WRITE 1
+#define MDIO_OP_READ 2
+#define MDIO_DATA_SB_MASK 0xc0000000 /* Start Bits */
+#define MDIO_DATA_SB_SHIFT 30
+#define MDIO_DATA_SB_START 0x40000000 /* Start Of Frame */
+#define B44_EMAC_IMASK 0x0418UL /* EMAC Interrupt Mask */
+#define B44_EMAC_ISTAT 0x041CUL /* EMAC Interrupt Status */
+#define EMAC_INT_MII 0x00000001 /* MII MDIO Interrupt */
+#define EMAC_INT_MIB 0x00000002 /* MIB Interrupt */
+#define EMAC_INT_FLOW 0x00000003 /* Flow Control Interrupt */
+#define B44_CAM_DATA_LO 0x0420UL /* EMAC CAM Data Low */
+#define B44_CAM_DATA_HI 0x0424UL /* EMAC CAM Data High */
+#define CAM_DATA_HI_VALID 0x00010000 /* Valid Bit */
+#define B44_CAM_CTRL 0x0428UL /* EMAC CAM Control */
+#define CAM_CTRL_ENABLE 0x00000001 /* CAM Enable */
+#define CAM_CTRL_MSEL 0x00000002 /* Mask Select */
+#define CAM_CTRL_READ 0x00000004 /* Read */
+#define CAM_CTRL_WRITE 0x00000008 /* Read */
+#define CAM_CTRL_INDEX_MASK 0x003f0000 /* Index Mask */
+#define CAM_CTRL_INDEX_SHIFT 16
+#define CAM_CTRL_BUSY 0x80000000 /* CAM Busy */
+#define B44_ENET_CTRL 0x042CUL /* EMAC ENET Control */
+#define ENET_CTRL_ENABLE 0x00000001 /* EMAC Enable */
+#define ENET_CTRL_DISABLE 0x00000002 /* EMAC Disable */
+#define ENET_CTRL_SRST 0x00000004 /* EMAC Soft Reset */
+#define ENET_CTRL_EPSEL 0x00000008 /* External PHY Select */
+#define B44_TX_CTRL 0x0430UL /* EMAC TX Control */
+#define TX_CTRL_DUPLEX 0x00000001 /* Full Duplex */
+#define TX_CTRL_FMODE 0x00000002 /* Flow Mode */
+#define TX_CTRL_SBENAB 0x00000004 /* Single Backoff Enable */
+#define TX_CTRL_SMALL_SLOT 0x00000008 /* Small Slottime */
+#define B44_TX_WMARK 0x0434UL /* EMAC TX Watermark */
+#define B44_MIB_CTRL 0x0438UL /* EMAC MIB Control */
+#define MIB_CTRL_CLR_ON_READ 0x00000001 /* Autoclear on Read */
+#define B44_TX_GOOD_O 0x0500UL /* MIB TX Good Octets */
+#define B44_TX_GOOD_P 0x0504UL /* MIB TX Good Packets */
+#define B44_TX_O 0x0508UL /* MIB TX Octets */
+#define B44_TX_P 0x050CUL /* MIB TX Packets */
+#define B44_TX_BCAST 0x0510UL /* MIB TX Broadcast Packets */
+#define B44_TX_MCAST 0x0514UL /* MIB TX Multicast Packets */
+#define B44_TX_64 0x0518UL /* MIB TX <= 64 byte Packets */
+#define B44_TX_65_127 0x051CUL /* MIB TX 65 to 127 byte Packets */
+#define B44_TX_128_255 0x0520UL /* MIB TX 128 to 255 byte Packets */
+#define B44_TX_256_511 0x0524UL /* MIB TX 256 to 511 byte Packets */
+#define B44_TX_512_1023 0x0528UL /* MIB TX 512 to 1023 byte Packets */
+#define B44_TX_1024_MAX 0x052CUL /* MIB TX 1024 to max byte Packets */
+#define B44_TX_JABBER 0x0530UL /* MIB TX Jabber Packets */
+#define B44_TX_OSIZE 0x0534UL /* MIB TX Oversize Packets */
+#define B44_TX_FRAG 0x0538UL /* MIB TX Fragment Packets */
+#define B44_TX_URUNS 0x053CUL /* MIB TX Underruns */
+#define B44_TX_TCOLS 0x0540UL /* MIB TX Total Collisions */
+#define B44_TX_SCOLS 0x0544UL /* MIB TX Single Collisions */
+#define B44_TX_MCOLS 0x0548UL /* MIB TX Multiple Collisions */
+#define B44_TX_ECOLS 0x054CUL /* MIB TX Excessive Collisions */
+#define B44_TX_LCOLS 0x0550UL /* MIB TX Late Collisions */
+#define B44_TX_DEFERED 0x0554UL /* MIB TX Defered Packets */
+#define B44_TX_CLOST 0x0558UL /* MIB TX Carrier Lost */
+#define B44_TX_PAUSE 0x055CUL /* MIB TX Pause Packets */
+#define B44_RX_GOOD_O 0x0580UL /* MIB RX Good Octets */
+#define B44_RX_GOOD_P 0x0584UL /* MIB RX Good Packets */
+#define B44_RX_O 0x0588UL /* MIB RX Octets */
+#define B44_RX_P 0x058CUL /* MIB RX Packets */
+#define B44_RX_BCAST 0x0590UL /* MIB RX Broadcast Packets */
+#define B44_RX_MCAST 0x0594UL /* MIB RX Multicast Packets */
+#define B44_RX_64 0x0598UL /* MIB RX <= 64 byte Packets */
+#define B44_RX_65_127 0x059CUL /* MIB RX 65 to 127 byte Packets */
+#define B44_RX_128_255 0x05A0UL /* MIB RX 128 to 255 byte Packets */
+#define B44_RX_256_511 0x05A4UL /* MIB RX 256 to 511 byte Packets */
+#define B44_RX_512_1023 0x05A8UL /* MIB RX 512 to 1023 byte Packets */
+#define B44_RX_1024_MAX 0x05ACUL /* MIB RX 1024 to max byte Packets */
+#define B44_RX_JABBER 0x05B0UL /* MIB RX Jabber Packets */
+#define B44_RX_OSIZE 0x05B4UL /* MIB RX Oversize Packets */
+#define B44_RX_FRAG 0x05B8UL /* MIB RX Fragment Packets */
+#define B44_RX_MISS 0x05BCUL /* MIB RX Missed Packets */
+#define B44_RX_CRCA 0x05C0UL /* MIB RX CRC Align Errors */
+#define B44_RX_USIZE 0x05C4UL /* MIB RX Undersize Packets */
+#define B44_RX_CRC 0x05C8UL /* MIB RX CRC Errors */
+#define B44_RX_ALIGN 0x05CCUL /* MIB RX Align Errors */
+#define B44_RX_SYM 0x05D0UL /* MIB RX Symbol Errors */
+#define B44_RX_PAUSE 0x05D4UL /* MIB RX Pause Packets */
+#define B44_RX_NPAUSE 0x05D8UL /* MIB RX Non-Pause Packets */
+
+/* Silicon backplane register definitions */
+#define B44_SBIMSTATE 0x0F90UL /* SB Initiator Agent State */
+#define SBIMSTATE_PC 0x0000000f /* Pipe Count */
+#define SBIMSTATE_AP_MASK 0x00000030 /* Arbitration Priority */
+#define SBIMSTATE_AP_BOTH 0x00000000 /* Use both timeslices and token */
+#define SBIMSTATE_AP_TS 0x00000010 /* Use timeslices only */
+#define SBIMSTATE_AP_TK 0x00000020 /* Use token only */
+#define SBIMSTATE_AP_RSV 0x00000030 /* Reserved */
+#define SBIMSTATE_IBE 0x00020000 /* In Band Error */
+#define SBIMSTATE_TO 0x00040000 /* Timeout */
+#define B44_SBINTVEC 0x0F94UL /* SB Interrupt Mask */
+#define SBINTVEC_PCI 0x00000001 /* Enable interrupts for PCI */
+#define SBINTVEC_ENET0 0x00000002 /* Enable interrupts for enet 0 */
+#define SBINTVEC_ILINE20 0x00000004 /* Enable interrupts for iline20 */
+#define SBINTVEC_CODEC 0x00000008 /* Enable interrupts for v90 codec */
+#define SBINTVEC_USB 0x00000010 /* Enable interrupts for usb */
+#define SBINTVEC_EXTIF 0x00000020 /* Enable interrupts for external i/f */
+#define SBINTVEC_ENET1 0x00000040 /* Enable interrupts for enet 1 */
+#define B44_SBTMSLOW 0x0F98UL /* SB Target State Low */
+#define SBTMSLOW_RESET 0x00000001 /* Reset */
+#define SBTMSLOW_REJECT 0x00000002 /* Reject */
+#define SBTMSLOW_CLOCK 0x00010000 /* Clock Enable */
+#define SBTMSLOW_FGC 0x00020000 /* Force Gated Clocks On */
+#define SBTMSLOW_PE 0x40000000 /* Power Management Enable */
+#define SBTMSLOW_BE 0x80000000 /* BIST Enable */
+#define B44_SBTMSHIGH 0x0F9CUL /* SB Target State High */
+#define SBTMSHIGH_SERR 0x00000001 /* S-error */
+#define SBTMSHIGH_INT 0x00000002 /* Interrupt */
+#define SBTMSHIGH_BUSY 0x00000004 /* Busy */
+#define SBTMSHIGH_GCR 0x20000000 /* Gated Clock Request */
+#define SBTMSHIGH_BISTF 0x40000000 /* BIST Failed */
+#define SBTMSHIGH_BISTD 0x80000000 /* BIST Done */
+#define B44_SBIDHIGH 0x0FFCUL /* SB Identification High */
+#define SBIDHIGH_RC_MASK 0x0000000f /* Revision Code */
+#define SBIDHIGH_CC_MASK 0x0000fff0 /* Core Code */
+#define SBIDHIGH_CC_SHIFT 4
+#define SBIDHIGH_VC_MASK 0xffff0000 /* Vendor Code */
+#define SBIDHIGH_VC_SHIFT 16
+
+/* SSB PCI config space registers. */
+#define SSB_BAR0_WIN 0x80
+#define SSB_BAR1_WIN 0x84
+#define SSB_SPROM_CONTROL 0x88
+#define SSB_BAR1_CONTROL 0x8c
+
+/* SSB core and host control registers. */
+#define SSB_CONTROL 0x0000UL
+#define SSB_ARBCONTROL 0x0010UL
+#define SSB_ISTAT 0x0020UL
+#define SSB_IMASK 0x0024UL
+#define SSB_MBOX 0x0028UL
+#define SSB_BCAST_ADDR 0x0050UL
+#define SSB_BCAST_DATA 0x0054UL
+#define SSB_PCI_TRANS_0 0x0100UL
+#define SSB_PCI_TRANS_1 0x0104UL
+#define SSB_PCI_TRANS_2 0x0108UL
+#define SSB_SPROM 0x0800UL
+
+#define SSB_PCI_MEM 0x00000000
+#define SSB_PCI_IO 0x00000001
+#define SSB_PCI_CFG0 0x00000002
+#define SSB_PCI_CFG1 0x00000003
+#define SSB_PCI_PREF 0x00000004
+#define SSB_PCI_BURST 0x00000008
+#define SSB_PCI_MASK0 0xfc000000
+#define SSB_PCI_MASK1 0xfc000000
+#define SSB_PCI_MASK2 0xc0000000
+
+/* 4400 PHY registers */
+#define B44_MII_AUXCTRL 24 /* Auxiliary Control */
+#define MII_AUXCTRL_DUPLEX 0x0001 /* Full Duplex */
+#define MII_AUXCTRL_SPEED 0x0002 /* 1=100Mbps, 0=10Mbps */
+#define MII_AUXCTRL_FORCED 0x0004 /* Forced 10/100 */
+#define B44_MII_ALEDCTRL 26 /* Activity LED */
+#define MII_ALEDCTRL_ALLMSK 0x7fff
+#define B44_MII_TLEDCTRL 27 /* Traffic Meter LED */
+#define MII_TLEDCTRL_ENABLE 0x0040
+
+struct dma_desc {
+ u32 ctrl;
+ u32 addr;
+};
+
+/* There are only 12 bits in the DMA engine for descriptor offsetting
+ * so the table must be aligned on a boundary of this.
+ */
+#define DMA_TABLE_BYTES 4096
+
+#define DESC_CTRL_LEN 0x00001fff
+#define DESC_CTRL_CMASK 0x0ff00000 /* Core specific bits */
+#define DESC_CTRL_EOT 0x10000000 /* End of Table */
+#define DESC_CTRL_IOC 0x20000000 /* Interrupt On Completion */
+#define DESC_CTRL_EOF 0x40000000 /* End of Frame */
+#define DESC_CTRL_SOF 0x80000000 /* Start of Frame */
+
+#define RX_COPY_THRESHOLD 256
+
+struct rx_header {
+ u16 len;
+ u16 flags;
+ u16 pad[12];
+};
+#define RX_HEADER_LEN 28
+
+#define RX_FLAG_OFIFO 0x00000001 /* FIFO Overflow */
+#define RX_FLAG_CRCERR 0x00000002 /* CRC Error */
+#define RX_FLAG_SERR 0x00000004 /* Receive Symbol Error */
+#define RX_FLAG_ODD 0x00000008 /* Frame has odd number of nibbles */
+#define RX_FLAG_LARGE 0x00000010 /* Frame is > RX MAX Length */
+#define RX_FLAG_MCAST 0x00000020 /* Dest is Multicast Address */
+#define RX_FLAG_BCAST 0x00000040 /* Dest is Broadcast Address */
+#define RX_FLAG_MISS 0x00000080 /* Received due to promisc mode */
+#define RX_FLAG_LAST 0x00000800 /* Last buffer in frame */
+#define RX_FLAG_ERRORS (RX_FLAG_ODD | RX_FLAG_SERR | RX_FLAG_CRCERR | RX_FLAG_OFIFO)
+
+struct ring_info {
+ struct sk_buff *skb;
+ DECLARE_PCI_UNMAP_ADDR(mapping);
+};
+
+#define B44_MCAST_TABLE_SIZE 32
+
+/* SW copy of device statistics, kept up to date by periodic timer
+ * which probes HW values. Must have same relative layout as HW
+ * register above, because b44_stats_update depends upon this.
+ */
+struct b44_hw_stats {
+ u32 tx_good_octets, tx_good_pkts, tx_octets;
+ u32 tx_pkts, tx_broadcast_pkts, tx_multicast_pkts;
+ u32 tx_len_64, tx_len_65_to_127, tx_len_128_to_255;
+ u32 tx_len_256_to_511, tx_len_512_to_1023, tx_len_1024_to_max;
+ u32 tx_jabber_pkts, tx_oversize_pkts, tx_fragment_pkts;
+ u32 tx_underruns, tx_total_cols, tx_single_cols;
+ u32 tx_multiple_cols, tx_excessive_cols, tx_late_cols;
+ u32 tx_defered, tx_carrier_lost, tx_pause_pkts;
+ u32 __pad1[8];
+
+ u32 rx_good_octets, rx_good_pkts, rx_octets;
+ u32 rx_pkts, rx_broadcast_pkts, rx_multicast_pkts;
+ u32 rx_len_64, rx_len_65_to_127, rx_len_128_to_255;
+ u32 rx_len_256_to_511, rx_len_512_to_1023, rx_len_1024_to_max;
+ u32 rx_jabber_pkts, rx_oversize_pkts, rx_fragment_pkts;
+ u32 rx_missed_pkts, rx_crc_align_errs, rx_undersize;
+ u32 rx_crc_errs, rx_align_errs, rx_symbol_errs;
+ u32 rx_pause_pkts, rx_nonpause_pkts;
+};
+
+struct b44 {
+ spinlock_t lock;
+
+ u32 imask, istat;
+
+ struct dma_desc *rx_ring, *tx_ring;
+
+ u32 tx_prod, tx_cons;
+ u32 rx_prod, rx_cons;
+
+ struct ring_info *rx_buffers;
+ struct ring_info *tx_buffers;
+
+ u32 dma_offset;
+ u32 flags;
+#define B44_FLAG_INIT_COMPLETE 0x00000001
+#define B44_FLAG_BUGGY_TXPTR 0x00000002
+#define B44_FLAG_REORDER_BUG 0x00000004
+#define B44_FLAG_PAUSE_AUTO 0x00008000
+#define B44_FLAG_FULL_DUPLEX 0x00010000
+#define B44_FLAG_100_BASE_T 0x00020000
+#define B44_FLAG_TX_PAUSE 0x00040000
+#define B44_FLAG_RX_PAUSE 0x00080000
+#define B44_FLAG_FORCE_LINK 0x00100000
+#define B44_FLAG_ADV_10HALF 0x01000000
+#define B44_FLAG_ADV_10FULL 0x02000000
+#define B44_FLAG_ADV_100HALF 0x04000000
+#define B44_FLAG_ADV_100FULL 0x08000000
+#define B44_FLAG_INTERNAL_PHY 0x10000000
+
+ u32 rx_offset;
+
+ u32 msg_enable;
+
+ struct timer_list timer;
+
+ struct net_device_stats stats;
+ struct b44_hw_stats hw_stats;
+
+ void __iomem *regs;
+ struct pci_dev *pdev;
+ struct net_device *dev;
+
+ dma_addr_t rx_ring_dma, tx_ring_dma;
+
+ u32 rx_pending;
+ u32 tx_pending;
+ u8 phy_addr;
+ u8 core_unit;
+
+ struct mii_if_info mii_if;
+};
+
+#endif /* _B44_H */