226 lines
8.6 KiB
C
226 lines
8.6 KiB
C
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/*
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* Copyright (c) 2006-2020, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2020-10-30 bigmagic first version
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*/
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#ifndef __DRV_ETH_H__
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#define __DRV_ETH_H__
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#define MAC_REG (void *)(0xfd580000)
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//#define BIT(nr) (1UL << (nr))
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#define SYS_REV_CTRL (0x00)
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#define SYS_PORT_CTRL (0x04)
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#define PORT_MODE_EXT_GPHY (3)
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#define GENET_SYS_OFF (0x0000)
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#define SYS_RBUF_FLUSH_CTRL (GENET_SYS_OFF + 0x08)
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#define SYS_TBUF_FLUSH_CTRL (GENET_SYS_OFF + 0x0c)
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#define GENET_EXT_OFF (0x0080)
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#define EXT_RGMII_OOB_CTRL (GENET_EXT_OFF + 0x0c)
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#define RGMII_LINK BIT(4)
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#define OOB_DISABLE BIT(5)
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#define RGMII_MODE_EN BIT(6)
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#define ID_MODE_DIS BIT(16)
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#define GENET_RBUF_OFF (0x0300)
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#define RBUF_TBUF_SIZE_CTRL (GENET_RBUF_OFF + 0xb4)
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#define RBUF_CTRL (GENET_RBUF_OFF + 0x00)
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#define RBUF_ALIGN_2B BIT(1)
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#define GENET_UMAC_OFF (0x0800)
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#define UMAC_MIB_CTRL (GENET_UMAC_OFF + 0x580)
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#define UMAC_MAX_FRAME_LEN (GENET_UMAC_OFF + 0x014)
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#define UMAC_MAC0 (GENET_UMAC_OFF + 0x00c)
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#define UMAC_MAC1 (GENET_UMAC_OFF + 0x010)
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#define UMAC_CMD (GENET_UMAC_OFF + 0x008)
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#define MDIO_CMD (GENET_UMAC_OFF + 0x614)
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#define UMAC_TX_FLUSH (GENET_UMAC_OFF + 0x334)
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#define MDIO_START_BUSY BIT(29)
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#define MDIO_READ_FAIL BIT(28)
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#define MDIO_RD (2 << 26)
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#define MDIO_WR BIT(26)
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#define MDIO_PMD_SHIFT (21)
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#define MDIO_PMD_MASK (0x1f)
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#define MDIO_REG_SHIFT (16)
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#define MDIO_REG_MASK (0x1f)
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#define GENET_INTRL2_OFF (0x0200)
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#define GENET_INTRL2_CPU_STAT (GENET_INTRL2_OFF + 0x00)
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#define GENET_INTRL2_CPU_CLEAR (GENET_INTRL2_OFF + 0x08)
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#define GENET_INTRL2_CPU_STAT_MASK (GENET_INTRL2_OFF + 0x0c)
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#define GENET_INTRL2_CPU_SET_MASK (GENET_INTRL2_OFF + 0x10)
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#define GENET_INTRL2_CPU_CLEAR_MASK (GENET_INTRL2_OFF + 0x14)
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#define GENET_IRQ_MDIO_ERROR BIT(24)
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#define GENET_IRQ_MDIO_DONE BIT(23)
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#define GENET_IRQ_TXDMA_DONE BIT(16)
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#define GENET_IRQ_RXDMA_DONE BIT(13)
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#define CMD_TX_EN BIT(0)
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#define CMD_RX_EN BIT(1)
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#define UMAC_SPEED_10 (0)
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#define UMAC_SPEED_100 (1)
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#define UMAC_SPEED_1000 (2)
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#define UMAC_SPEED_2500 (3)
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#define CMD_SPEED_SHIFT (2)
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#define CMD_SPEED_MASK (3)
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#define CMD_SW_RESET BIT(13)
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#define CMD_LCL_LOOP_EN BIT(15)
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#define CMD_TX_EN BIT(0)
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#define CMD_RX_EN BIT(1)
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#define MIB_RESET_RX BIT(0)
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#define MIB_RESET_RUNT BIT(1)
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#define MIB_RESET_TX BIT(2)
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/* total number of Buffer Descriptors, same for Rx/Tx */
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#define TOTAL_DESCS (256)
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#define RX_DESCS TOTAL_DESCS
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#define TX_DESCS TOTAL_DESCS
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#define DEFAULT_Q (0x10)
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#define ETH_DATA_LEN (1500)
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#define ETH_HLEN (14)
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#define VLAN_HLEN (4)
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#define ETH_FCS_LEN (4)
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/* Body(1500) + EH_SIZE(14) + VLANTAG(4) + BRCMTAG(6) + FCS(4) = 1528.
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* 1536 is multiple of 256 bytes
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*/
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#define ENET_BRCM_TAG_LEN (6)
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#define ENET_PAD (8)
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#define ENET_MAX_MTU_SIZE (ETH_DATA_LEN + ETH_HLEN + \
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VLAN_HLEN + ENET_BRCM_TAG_LEN + \
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ETH_FCS_LEN + ENET_PAD)
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/* Tx/Rx Dma Descriptor common bits */
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#define DMA_EN BIT(0)
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#define DMA_RING_BUF_EN_SHIFT (0x01)
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#define DMA_RING_BUF_EN_MASK (0xffff)
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#define DMA_BUFLENGTH_MASK (0x0fff)
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#define DMA_BUFLENGTH_SHIFT (16)
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#define DMA_RING_SIZE_SHIFT (16)
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#define DMA_OWN (0x8000)
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#define DMA_EOP (0x4000)
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#define DMA_SOP (0x2000)
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#define DMA_WRAP (0x1000)
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#define DMA_MAX_BURST_LENGTH (0x8)
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/* Tx specific DMA descriptor bits */
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#define DMA_TX_UNDERRUN (0x0200)
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#define DMA_TX_APPEND_CRC (0x0040)
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#define DMA_TX_OW_CRC (0x0020)
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#define DMA_TX_DO_CSUM (0x0010)
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#define DMA_TX_QTAG_SHIFT (7)
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/* DMA rings size */
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#define DMA_RING_SIZE (0x40)
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#define DMA_RINGS_SIZE (DMA_RING_SIZE * (DEFAULT_Q + 1))
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/* DMA descriptor */
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#define DMA_DESC_LENGTH_STATUS (0x00)
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#define DMA_DESC_ADDRESS_LO (0x04)
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#define DMA_DESC_ADDRESS_HI (0x08)
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#define DMA_DESC_SIZE (12)
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#define GENET_RX_OFF (0x2000)
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#define GENET_RDMA_REG_OFF \
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(GENET_RX_OFF + TOTAL_DESCS * DMA_DESC_SIZE)
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#define GENET_TX_OFF (0x4000)
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#define GENET_TDMA_REG_OFF \
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(GENET_TX_OFF + TOTAL_DESCS * DMA_DESC_SIZE)
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#define DMA_FC_THRESH_HI (RX_DESCS >> 4)
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#define DMA_FC_THRESH_LO (5)
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#define DMA_FC_THRESH_VALUE ((DMA_FC_THRESH_LO << 16) | \
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DMA_FC_THRESH_HI)
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#define DMA_XOFF_THRESHOLD_SHIFT (16)
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#define TDMA_RING_REG_BASE \
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(GENET_TDMA_REG_OFF + DEFAULT_Q * DMA_RING_SIZE)
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#define TDMA_READ_PTR (TDMA_RING_REG_BASE + 0x00)
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#define TDMA_CONS_INDEX (TDMA_RING_REG_BASE + 0x08)
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#define TDMA_PROD_INDEX (TDMA_RING_REG_BASE + 0x0c)
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#define DMA_RING_BUF_SIZE (0x10)
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#define DMA_START_ADDR (0x14)
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#define DMA_END_ADDR (0x1c)
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#define DMA_MBUF_DONE_THRESH (0x24)
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#define TDMA_FLOW_PERIOD (TDMA_RING_REG_BASE + 0x28)
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#define TDMA_WRITE_PTR (TDMA_RING_REG_BASE + 0x2c)
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#define RDMA_RING_REG_BASE \
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(GENET_RDMA_REG_OFF + DEFAULT_Q * DMA_RING_SIZE)
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#define RDMA_WRITE_PTR (RDMA_RING_REG_BASE + 0x00)
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#define RDMA_PROD_INDEX (RDMA_RING_REG_BASE + 0x08)
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#define RDMA_CONS_INDEX (RDMA_RING_REG_BASE + 0x0c)
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#define RDMA_XON_XOFF_THRESH (RDMA_RING_REG_BASE + 0x28)
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#define RDMA_READ_PTR (RDMA_RING_REG_BASE + 0x2c)
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#define TDMA_REG_BASE (GENET_TDMA_REG_OFF + DMA_RINGS_SIZE)
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#define RDMA_REG_BASE (GENET_RDMA_REG_OFF + DMA_RINGS_SIZE)
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#define DMA_RING_CFG (0x00)
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#define DMA_CTRL (0x04)
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#define DMA_SCB_BURST_SIZE (0x0c)
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#define RX_BUF_LENGTH (2048)
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#define RX_TOTAL_BUFSIZE (RX_BUF_LENGTH * RX_DESCS)
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#define RX_BUF_OFFSET (2)
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#define PHY_INTERFACE_MODE_RGMII (7)
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#define PHY_INTERFACE_MODE_RGMII_RXID (9)
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#define BCM54213PE_MII_CONTROL (0x00)
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#define BCM54213PE_MII_STATUS (0x01)
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#define BCM54213PE_PHY_IDENTIFIER_HIGH (0x02)
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#define BCM54213PE_PHY_IDENTIFIER_LOW (0x03)
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#define BCM54213PE_AUTO_NEGOTIATION_ADV (0x04)
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#define BCM54213PE_AUTO_NEGOTIATION_LINK (0x05)
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#define BCM54213PE_AUTO_NEGOTIATION_EXPANSION (0x06)
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#define BCM54213PE_NEXT_PAGE_TX (0x07)
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#define BCM54213PE_PARTNER_RX (0x08)
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#define BCM54213PE_CONTROL (0x09)
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#define BCM54213PE_STATUS (0x0A)
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#define BCM54213PE_IEEE_EXTENDED_STATUS (0x0F)
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#define BCM54213PE_PHY_EXTENDED_CONTROL (0x10)
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#define BCM54213PE_PHY_EXTENDED_STATUS (0x11)
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#define BCM54213PE_RECEIVE_ERROR_COUNTER (0x12)
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#define BCM54213PE_FALSE_C_S_COUNTER (0x13)
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#define BCM54213PE_RECEIVE_NOT_OK_COUNTER (0x14)
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#define BCM54213PE_VERSION_B1 (0x600d84a2)
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#define BCM54213PE_VERSION_X (0x600d84a0)
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//BCM54213PE_MII_CONTROL
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#define MII_CONTROL_PHY_RESET (1 << 15)
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#define MII_CONTROL_AUTO_NEGOTIATION_ENABLED (1 << 12)
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#define MII_CONTROL_AUTO_NEGOTIATION_RESTART (1 << 9)
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#define MII_CONTROL_PHY_FULL_DUPLEX (1 << 8)
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#define MII_CONTROL_SPEED_SELECTION (1 << 6)
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//BCM54213PE_MII_STATUS
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#define MII_STATUS_LINK_UP (1 << 2)
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//BCM54213PE_CONTROL
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#define CONTROL_FULL_DUPLEX_CAPABILITY (1 << 9)
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#define CONTROL_HALF_DUPLEX_CAPABILITY (1 << 8)
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#define SPEED_1000 (1000)
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#define SPEED_100 (100)
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#define SPEED_10 (10)
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#endif/* __DRV_ETH_H__ */
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