Ethernet MAC module registers.
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Network Control Register |
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#define | EMAC_NCR_OFF 0x00000000 |
| Network control register offset.
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#define | EMAC_NCR (EMAC_BASE + EMAC_NCR_OFF) |
| Network Control register address.
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#define | EMAC_LB 0x00000001 |
| PHY loopback.
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#define | EMAC_LLB 0x00000002 |
| EMAC loopback.
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#define | EMAC_RE 0x00000004 |
| Receive enable.
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#define | EMAC_TE 0x00000008 |
| Transmit enable.
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#define | EMAC_MPE 0x00000010 |
| Management port enable.
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#define | EMAC_CLRSTAT 0x00000020 |
| Clear statistics registers.
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#define | EMAC_INCSTAT 0x00000040 |
| Increment statistics registers.
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#define | EMAC_WESTAT 0x00000080 |
| Write enable for statistics registers.
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#define | EMAC_BP 0x00000100 |
| Back pressure.
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#define | EMAC_TSTART 0x00000200 |
| Start Transmission.
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#define | EMAC_THALT 0x00000400 |
| Transmission halt.
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#define | EMAC_TPFR 0x00000800 |
| Transmit pause frame.
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#define | EMAC_TZQ 0x00001000 |
| Transmit zero quantum pause frame.
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Network Configuration Register |
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#define | EMAC_NCFGR_OFF 0x00000004 |
| Network configuration register offset.
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#define | EMAC_NCFGR (EMAC_BASE + EMAC_NCFGR_OFF) |
| Network configuration register address.
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#define | EMAC_SPD 0x00000001 |
| Speed, set for 100Mb.
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#define | EMAC_FD 0x00000002 |
| Full duplex.
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#define | EMAC_JFRAME 0x00000008 |
| Jumbo Frames.
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#define | EMAC_CAF 0x00000010 |
| Copy all frames.
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#define | EMAC_NBC 0x00000020 |
| No broadcast.
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#define | EMAC_MTI 0x00000040 |
| Multicast hash event enable.
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#define | EMAC_UNI 0x00000080 |
| Unicast hash enable.
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#define | EMAC_BIG 0x00000100 |
| Receive 1522 bytes.
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#define | EMAC_EAE 0x00000200 |
| External address match enable.
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#define | EMAC_CLK 0x00000C00 |
| Clock divider mask.
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#define | EMAC_CLK_HCLK_8 0x00000000 |
| HCLK divided by 8.
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#define | EMAC_CLK_HCLK_16 0x00000400 |
| HCLK divided by 16.
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#define | EMAC_CLK_HCLK_32 0x00000800 |
| HCLK divided by 32.
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#define | EMAC_CLK_HCLK_64 0x00000C00 |
| HCLK divided by 64.
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#define | EMAC_RTY 0x00001000 |
| Retry test.
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#define | EMAC_PAE 0x00002000 |
| Pause enable.
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#define | EMAC_RBOF 0x0000C000 |
| Receive buffer offset.
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#define | EMAC_RBOF_OFFSET_0 0x00000000 |
| No offset from start of receive buffer.
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#define | EMAC_RBOF_OFFSET_1 0x00004000 |
| One byte offset from start of receive buffer.
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#define | EMAC_RBOF_OFFSET_2 0x00008000 |
| Two bytes offset from start of receive buffer.
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#define | EMAC_RBOF_OFFSET_3 0x0000C000 |
| Three bytes offset from start of receive buffer.
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#define | EMAC_RLCE 0x00010000 |
| Receive length field checking enable.
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#define | EMAC_DRFCS 0x00020000 |
| Discard receive FCS.
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#define | EMAC_EFRHD 0x00040000 |
| Allow receive during transmit in half duplex.
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#define | EMAC_IRXFCS 0x00080000 |
| Ignore received FCS.
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Network Status Register |
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#define | EMAC_NSR_OFF 0x00000008 |
| Network Status register offset.
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#define | EMAC_NSR (EMAC_BASE + EMAC_NSR_OFF) |
| Network Status register address.
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#define | EMAC_LINKR 0x00000001 |
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#define | EMAC_MDIO 0x00000002 |
| Status of MDIO input pin.
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#define | EMAC_IDLE 0x00000004 |
| Set when PHY is running.
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Transmit Status Register |
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#define | EMAC_TSR_OFF 0x00000014 |
| Transmit Status register offset.
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#define | EMAC_TSR (EMAC_BASE + EMAC_TSR_OFF) |
| Transmit Status register address.
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#define | EMAC_UBR 0x00000001 |
| Used bit read.
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#define | EMAC_COL 0x00000002 |
| Collision occurred.
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#define | EMAC_RLES 0x00000004 |
| Retry limit exceeded.
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#define | EMAC_TGO 0x00000008 |
| Transmit active.
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#define | EMAC_BEX 0x00000010 |
| Buffers exhausted mid frame.
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#define | EMAC_COMP 0x00000020 |
| Transmit complete.
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#define | EMAC_UND 0x00000040 |
| Transmit underrun.
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Buffer Queue Pointer Register |
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#define | EMAC_RBQP_OFF 0x00000018 |
| Receive buffer queue pointer.
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#define | EMAC_RBQP (EMAC_BASE + EMAC_RBQP_OFF) |
| Receive buffer queue pointer.
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#define | EMAC_TBQP_OFF 0x0000001C |
| Transmit buffer queue pointer.
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#define | EMAC_TBQP (EMAC_BASE + EMAC_TBQP_OFF) |
| Transmit buffer queue pointer.
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Receive Status Register |
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#define | EMAC_RSR_OFF 0x00000020 |
| Receive status register offset.
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#define | EMAC_RSR (EMAC_BASE + EMAC_RSR_OFF) |
| Receive status register address.
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#define | EMAC_BNA 0x00000001 |
| Buffer not available.
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#define | EMAC_REC 0x00000002 |
| Frame received.
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#define | EMAC_OVR 0x00000004 |
| Receive overrun.
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Interrupt Registers |
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#define | EMAC_ISR_OFF 0x00000024 |
| Status register offset.
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#define | EMAC_ISR (EMAC_BASE + EMAC_ISR_OFF) |
| Status register address.
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#define | EMAC_IER_OFF 0x00000028 |
| Enable register offset.
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#define | EMAC_IER (EMAC_BASE + EMAC_IER_OFF) |
| Enable register address.
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#define | EMAC_IDR_OFF 0x0000002C |
| Disable register offset.
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#define | EMAC_IDR (EMAC_BASE + EMAC_IDR_OFF) |
| Disable register address.
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#define | EMAC_IMR_OFF 0x00000030 |
| Mask register offset.
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#define | EMAC_IMR (EMAC_BASE + EMAC_IMR_OFF) |
| Mask register address.
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#define | EMAC_MFD 0x00000001 |
| Management frame done.
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#define | EMAC_RCOMP 0x00000002 |
| Receive complete.
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#define | EMAC_RXUBR 0x00000004 |
| Receive used bit read.
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#define | EMAC_TXUBR 0x00000008 |
| Transmit used bit read.
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#define | EMAC_TUND 0x00000010 |
| Ethernet transmit buffer underrun.
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#define | EMAC_RLEX 0x00000020 |
| Retry limit exceeded.
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#define | EMAC_TXERR 0x00000040 |
| Transmit error.
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#define | EMAC_TCOMP 0x00000080 |
| Transmit complete.
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#define | EMAC_LINK 0x00000200 |
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#define | EMAC_ROVR 0x00000400 |
| Receive overrun.
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#define | EMAC_HRESP 0x00000800 |
| DMA bus error.
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#define | EMAC_PFR 0x00001000 |
| Pause frame received.
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#define | EMAC_PTZ 0x00002000 |
| Pause time zero.
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PHY Maintenance Register |
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#define | EMAC_MAN_OFF 0x00000034 |
| PHY maintenance register offset.
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#define | EMAC_MAN (EMAC_BASE + EMAC_MAN_OFF) |
| PHY maintenance register address.
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#define | EMAC_DATA 0x0000FFFF |
| PHY data mask.
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#define | EMAC_DATA_LSB 0 |
| PHY data LSB.
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#define | EMAC_CODE 0x00020000 |
| Fixed value.
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#define | EMAC_REGA 0x007C0000 |
| PHY register address mask.
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#define | EMAC_REGA_LSB 18 |
| PHY register address LSB.
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#define | EMAC_PHYA 0x0F800000 |
| PHY address mask.
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#define | EMAC_PHYA_LSB 23 |
| PHY address LSB.
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#define | EMAC_RW 0x30000000 |
| PHY read/write command mask.
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#define | EMAC_RW_READ 0x20000000 |
| PHY read command.
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#define | EMAC_RW_WRITE 0x10000000 |
| PHY write command.
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#define | EMAC_SOF 0x40000000 |
| Fixed value.
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Pause Time Register |
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#define | EMAC_PTR_OFF 0x00000038 |
| Pause time register offset.
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#define | EMAC_PTR (EMAC_BASE + EMAC_PTR_OFF) |
| Pause time register address.
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#define | EMAC_PTIME 0x0000FFFF |
| Pause time mask.
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Statistics Registers |
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#define | EMAC_PFRR_OFF 0x0000003C |
| Pause frames received register offset.
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#define | EMAC_PFRR (EMAC_BASE + EMAC_PFRR_OFF) |
| Pause frames received register address.
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#define | EMAC_FTO_OFF 0x00000040 |
| Frames transmitted OK register offset.
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#define | EMAC_FTO (EMAC_BASE + EMAC_FTO_OFF) |
| Frames transmitted OK register address.
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#define | EMAC_SCF_OFF 0x00000044 |
| Single collision frame register offset.
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#define | EMAC_SCF (EMAC_BASE + EMAC_SCF_OFF) |
| Single collision frame register address.
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#define | EMAC_MCF_OFF 0x00000048 |
| Multiple collision frame register offset.
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#define | EMAC_MCF (EMAC_BASE + EMAC_MCF_OFF) |
| Multiple collision frame register address.
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#define | EMAC_FRO_OFF 0x0000004C |
| Frames received OK register offset.
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#define | EMAC_FRO (EMAC_BASE + EMAC_FRO_OFF) |
| Frames received OK register address.
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#define | EMAC_FCSE_OFF 0x00000050 |
| Frame check sequence error register offset.
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#define | EMAC_FCSE (EMAC_BASE + EMAC_FCSE_OFF) |
| Frame check sequence error register address.
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#define | EMAC_ALE_OFF 0x00000054 |
| Alignment error register offset.
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#define | EMAC_ALE (EMAC_BASE + EMAC_ALE_OFF) |
| Alignment error register address.
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#define | EMAC_DTF_OFF 0x00000058 |
| Deferred transmission frame register offset.
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#define | EMAC_DTF (EMAC_BASE + EMAC_DTF_OFF) |
| Deferred transmission frame register address.
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#define | EMAC_LCOL_OFF 0x0000005C |
| Late collision register offset.
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#define | EMAC_LCOL (EMAC_BASE + EMAC_LCOL_OFF) |
| Late collision register address.
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#define | EMAC_ECOL_OFF 0x00000060 |
| Excessive collision register offset.
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#define | EMAC_ECOL (EMAC_BASE + EMAC_ECOL_OFF) |
| Excessive collision register address.
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#define | EMAC_TUNDR_OFF 0x00000064 |
| Transmit underrun error register offset.
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#define | EMAC_TUNDR (EMAC_BASE + EMAC_TUNDR_OFF) |
| Transmit underrun error register address.
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#define | EMAC_CSE_OFF 0x00000068 |
| Carrier sense error register offset.
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#define | EMAC_CSE (EMAC_BASE + EMAC_CSE_OFF) |
| Carrier sense error register address.
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#define | EMAC_RRE_OFF 0x0000006C |
| Receive resource error register offset.
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#define | EMAC_RRE (EMAC_BASE + EMAC_RRE_OFF) |
| Receive resource error register address.
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#define | EMAC_ROV_OFF 0x00000070 |
| Receive overrun errors register offset.
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#define | EMAC_ROV (EMAC_BASE + EMAC_ROV_OFF) |
| Receive overrun errors register address.
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#define | EMAC_RSE_OFF 0x00000074 |
| Receive symbol errors register offset.
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#define | EMAC_RSE (EMAC_BASE + EMAC_RSE_OFF) |
| Receive symbol errors register address.
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#define | EMAC_ELE_OFF 0x00000078 |
| Excessive length errors register offset.
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#define | EMAC_ELE (EMAC_BASE + EMAC_ELE_OFF) |
| Excessive length errors register address.
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#define | EMAC_RJA_OFF 0x0000007C |
| Receive jabbers register offset.
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#define | EMAC_RJA (EMAC_BASE + EMAC_RJA_OFF) |
| Receive jabbers register address.
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#define | EMAC_USF_OFF 0x00000080 |
| Undersize frames register offset.
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#define | EMAC_USF (EMAC_BASE + EMAC_USF_OFF) |
| Undersize frames register address.
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#define | EMAC_STE_OFF 0x00000084 |
| SQE test error register offset.
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#define | EMAC_STE (EMAC_BASE + EMAC_STE_OFF) |
| SQE test error register address.
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#define | EMAC_RLE_OFF 0x00000088 |
| Receive length field mismatch register offset.
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#define | EMAC_RLE (EMAC_BASE + EMAC_RLE_OFF) |
| Receive length field mismatch register address.
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#define | EMAC_TPF_OFF 0x0000008C |
| Transmitted pause frames register offset.
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#define | EMAC_TPF (EMAC_BASE + EMAC_TPF_OFF) |
| Transmitted pause frames register address.
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MAC Adressing Registers |
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#define | EMAC_HRB_OFF 0x00000090 |
| Hash address bottom[31:0].
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#define | EMAC_HRB (EMAC_BASE + EMAC_HRB_OFF) |
| Hash address bottom[31:0].
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#define | EMAC_HRT_OFF 0x00000094 |
| Hash address top[63:32].
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#define | EMAC_HRT (EMAC_BASE + EMAC_HRT_OFF) |
| Hash address top[63:32].
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#define | EMAC_SA1L_OFF 0x00000098 |
| Specific address 1 bottom, first 4 bytes.
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#define | EMAC_SA1L (EMAC_BASE + EMAC_SA1L_OFF) |
| Specific address 1 bottom, first 4 bytes.
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#define | EMAC_SA1H_OFF 0x0000009C |
| Specific address 1 top, last 2 bytes.
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#define | EMAC_SA1H (EMAC_BASE + EMAC_SA1H_OFF) |
| Specific address 1 top, last 2 bytes.
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#define | EMAC_SA2L_OFF 0x000000A0 |
| Specific address 2 bottom, first 4 bytes.
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#define | EMAC_SA2L (EMAC_BASE + EMAC_SA2L_OFF) |
| Specific address 2 bottom, first 4 bytes.
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#define | EMAC_SA2H_OFF 0x000000A4 |
| Specific address 2 top, last 2 bytes.
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#define | EMAC_SA2H (EMAC_BASE + EMAC_SA2H_OFF) |
| Specific address 2 top, last 2 bytes.
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#define | EMAC_SA3L_OFF 0x000000A8 |
| Specific address 3 bottom, first 4 bytes.
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#define | EMAC_SA3L (EMAC_BASE + EMAC_SA3L_OFF) |
| Specific address 3 bottom, first 4 bytes.
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#define | EMAC_SA3H_OFF 0x000000AC |
| Specific address 3 top, last 2 bytes.
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#define | EMAC_SA3H (EMAC_BASE + EMAC_SA3H_OFF) |
| Specific address 3 top, last 2 bytes.
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#define | EMAC_SA4L_OFF 0x000000B0 |
| Specific address 4 bottom, first 4 bytes.
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#define | EMAC_SA4L (EMAC_BASE + EMAC_SA4L_OFF) |
| Specific address 4 bottom, first 4 bytes.
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#define | EMAC_SA4H_OFF 0x000000B4 |
| Specific address 4 top, last 2 bytes.
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#define | EMAC_SA4H (EMAC_BASE + EMAC_SA4H_OFF) |
| Specific address 4 top, last 2 bytes.
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Type ID Register |
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#define | EMAC_TID_OFF 0x000000B8 |
| Type ID checking register offset.
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#define | EMAC_TID (EMAC_BASE + EMAC_TID_OFF) |
| Type ID checking register address.
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#define | EMAC_TPQ_OFF 0x000000BC |
| Transmit pause quantum register offset.
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#define | EMAC_TPQ (EMAC_BASE + EMAC_TPQ_OFF) |
| Transmit pause quantum register address.
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User Input/Output Register |
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#define | EMAC_USRIO_OFF 0x000000C0 |
| User input/output register offset.
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#define | EMAC_USRIO (EMAC_BASE + EMAC_USRIO_OFF) |
| User input/output register address.
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#define | EMAC_RMII 0x00000001 |
| Enable reduced MII.
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#define | EMAC_CLKEN 0x00000002 |
| Enable tranceiver input clock.
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Wake On LAN Register |
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#define | EMAC_WOL_OFF 0x000000C4 |
| Wake On LAN register offset.
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#define | EMAC_WOL (EMAC_BASE + EMAC_WOL_OFF) |
| Wake On LAN register address.
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#define | EMAC_IP 0x0000FFFF |
| ARP request IP address mask.
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#define | EMAC_MAG 0x00010000 |
| Magic packet event enable.
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#define | EMAC_ARP 0x00020000 |
| ARP request event enable.
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#define | EMAC_SA1 0x00040000 |
| Specific address register 1 event enable.
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Revision Register |
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#define | EMAC_REV_OFF 0x000000FC |
| Revision register offset.
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#define | EMAC_REV (EMAC_BASE + EMAC_REV_OFF) |
| Revision register address.
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#define | EMAC_REVREF 0x0000FFFF |
| Revision.
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#define | EMAC_PARTREF 0xFFFF0000 |
| Part.
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Functions |
void | EmacRxThread (void *arg) |
| NIC receiver thread.
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int | EmacOutput (NUTDEVICE *dev, NETBUF *nb) |
| Send Ethernet packet.
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int | EmacInit (NUTDEVICE *dev) |
| Initialize Ethernet hardware.
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Variables |
NUTDEVICE | devAt91Emac |
| Device information structure.
|