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/*
* Copyright (C) 2015 Freie Universitรคt Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup driver_enc28j60
* @{
*
* @file
* @brief Register definitions for the ENC28J60 Ethernet device
*
* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
*/
#ifndef ENC28J60_REGS_H
#define ENC28J60_REGS_H
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief SPI instruction set
* @{
*/
#define CMD_RCR 0x00 /* read control register */
#define CMD_RBM 0x3a /* read buffer memory */
#define CMD_WCR 0x40 /* write control register */
#define CMD_WBM 0x7a /* write buffer memory */
#define CMD_BFS 0x80 /* bit field set */
#define CMD_BFC 0xa0 /* bit field clear */
#define CMD_SRC 0xff /* system reset command (soft reset) */
/** @} */
/**
* @brief Available address pointers
* @{
*/
#define ADDR_READ_PTR 0x00 /**< Read pointer */
#define ADDR_WRITE_PTR 0x02 /**< Write data pointer */
#define ADDR_TX_START 0x04 /**< TX buffer start */
#define ADDR_TX_END 0x06 /**< TX buffer end */
#define ADDR_RX_START 0x08 /**< RX buffer start */
#define ADDR_RX_END 0x0a /**< RX buffer end */
#define ADDR_RX_READ 0x0c /**< start of oldest packet in RX buffer */
#define ADDR_RX_WRITE 0x0e /**< start of free space in RX buffer */
/** @} */
/**
* @brief Shared registers (accessible on each bank)
* @{
*/
#define REG_EIE 0x1b /**< interrupt enable */
#define REG_EIR 0x1c /**< interrupt flags */
#define REG_ESTAT 0x1d /**< status */
#define REG_ECON2 0x1e /**< configuration 1 */
#define REG_ECON1 0x1f /**< configuration 2 */
/** @} */
/**
* @brief Register in bank 0 - Ethernet registers
* @{
*/
#define REG_B0_ERDPTL 0x00 /* read data pointer - low byte */
#define REG_B0_ERDPTH 0x01 /* read data pointer - high byte */
#define REG_B0_EWRPTL 0x02 /* write data pointer - low byte */
#define REG_B0_EWRPTH 0x03 /* write data pointer - high byte */
#define REG_B0_ETXSTL 0x04 /* TX start pointer - low byte */
#define REG_B0_ETXSTH 0x05 /* TX start pointer - high byte */
#define REG_B0_ETXNDL 0x06 /* TX end pointer - low byte */
#define REG_B0_ETXNDH 0x07 /* TX end pointer - high byte */
#define REG_B0_ERXSTL 0x08 /* RX start pointer - low byte */
#define REG_B0_ERXSTH 0x09 /* RX start pointer - high byte */
#define REG_B0_ERXNDL 0x0a /* RX end pointer - low byte */
#define REG_B0_ERXNDH 0x0b /* RX end pointer - high byte */
#define REG_B0_ERXRDPTL 0x0c /* RX read pointer - low byte */
#define REG_B0_ERXRDPTH 0x0d /* RX read pointer - high byte */
#define REG_B0_ERXWRPTL 0x0e /* RX write pointer - low byte */
#define REG_B0_ERXWRPTH 0x0f /* RX write pointer - high byte */
#define REG_B0_EDMASTL 0x10 /* DMA start pointer - low byte */
#define REG_B0_EDMASTH 0x11 /* DMA start pointer - high byte */
#define REG_B0_EDMANDL 0x12 /* DMA end pointer - low byte */
#define REG_B0_EDMANDH 0x13 /* DMA end pointer - high byte */
#define REG_B0_EDMADSTL 0x14 /* DMA destination pointer - low byte */
#define REG_B0_EDMADSTH 0x15 /* DMA destination pointer - high byte */
#define REG_B0_EDMACSL 0x16 /* DMA checksum - low byte */
#define REG_B0_EDMACSH 0x17 /* DMA checksum - high byte */
/** @} */
/**
* @brief Registers in bank 1 - Ethernet registers
* @{
*/
#define REG_B1_EHT0 0x00 /* hash table - byte 0 */
#define REG_B1_EHT1 0x01 /* hash table - byte 1 */
#define REG_B1_EHT2 0x02 /* hash table - byte 2 */
#define REG_B1_EHT3 0x03 /* hash table - byte 3 */
#define REG_B1_EHT4 0x04 /* hash table - byte 4 */
#define REG_B1_EHT5 0x05 /* hash table - byte 5 */
#define REG_B1_EHT6 0x06 /* hash table - byte 6 */
#define REG_B1_EHT7 0x07 /* hash table - byte 7 */
#define REG_B1_EPMM0 0x08 /* pattern match mask - byte 0 */
#define REG_B1_EPMM1 0x09 /* pattern match mask - byte 1 */
#define REG_B1_EPMM2 0x0a /* pattern match mask - byte 2 */
#define REG_B1_EPMM3 0x0b /* pattern match mask - byte 3 */
#define REG_B1_EPMM4 0x0c /* pattern match mask - byte 4 */
#define REG_B1_EPMM5 0x0d /* pattern match mask - byte 5 */
#define REG_B1_EPMM6 0x0e /* pattern match mask - byte 6 */
#define REG_B1_EPMM7 0x0f /* pattern match mask - byte 7 */
#define REG_B1_EPMCSL 0x10 /* pattern match checksum - low byte */
#define REG_B1_EPMCSH 0x11 /* pattern match checksum - high byte */
#define REG_B1_EPMOL 0x14 /* pattern match offset - low byte */
#define REG_B1_EPMOH 0x15 /* pattern match offset - high byte */
#define REG_B1_ERXFCON 0x18 /* receive filter control register */
#define REG_B1_EPKTCNT 0x19 /* packet count */
/** @} */
/**
* @brief Registers in bank 2 - MAC registers
* @{
*/
#define REG_B2_MACON1 0x00 /* MAC control register 1 */
#define REG_B2_MACON3 0x02 /* MAC control register 3 */
#define REG_B2_MACON4 0x03 /* MAC control register 4 */
#define REG_B2_MABBIPG 0x04 /* back-to-back inter-packet gap */
#define REG_B2_MAIPGL 0x06 /* non-back-to-back inter-packet gap - low byte */
#define REG_B2_MAIPGH 0x07 /* non-back-to-back inter-packet gap - high byte */
#define REG_B2_MACLCON1 0x08 /* retransmission maximum */
#define REG_B2_MACLCON2 0x09 /* collision window */
#define REG_B2_MAMXFLL 0x0a /* maximum frame length - low byte */
#define REG_B2_MAMXFLH 0x0b /* maximum frame length - high byte */
#define REG_B2_MICMD 0x12 /* MIIM command */
#define REG_B2_MIREGADR 0x14 /* MIIM register address */
#define REG_B2_MIWRL 0x16 /* MIIM write data register - low byte */
#define REG_B2_MIWRH 0x17 /* MIIM write data register - high byte */
#define REG_B2_MIRDL 0x18 /* MIIM read data register - low byte */
#define REG_B2_MIRDH 0x19 /* MIIM read data register - high byte */
/** @} */
/**
* @brief Registers in bank 3 - MIXED registers
* @{
*/
#define REG_B3_MAADR5 0x00 /* MAC address - byte 5 */
#define REG_B3_MAADR6 0x01 /* MAC address - byte 6 */
#define REG_B3_MAADR3 0x02 /* MAC address - byte 3 */
#define REG_B3_MAADR4 0x03 /* MAC address - byte 4 */
#define REG_B3_MAADR1 0x04 /* MAC address - byte 1 */
#define REG_B3_MAADR2 0x05 /* MAC address - byte 2 */
#define REG_B3_EBSTSD 0x06 /* built-in self-test fill seed */
#define REG_B3_EBSTCON 0x07 /* built-in self-test control register */
#define REG_B3_EBSTCSL 0x08 /* built-in self-test checksum - low byte */
#define REG_B3_EBSTCSH 0x09 /* built-in self-test checksum - high byte */
#define REG_B3_MISTAT 0x0a /* MIIM status register */
#define REG_B3_EREVID 0x12 /* Ethernet revision ID */
#define REG_B3_ECOCON 0x15 /* clock output control */
#define REG_B3_EFLOCON 0x17 /* Ethernet flow control */
#define REG_B3_EPAUSL 0x18 /* pause timer value - low byte */
#define REG_B3_EPAUSH 0x19 /* pause timer value - high byte */
/** @} */
/**
* @brief PHY Registers
* @{
*/
#define REG_PHY_PHCON1 0x00
#define REG_PHY_PHSTAT1 0x01
#define REG_PHY_PHID1 0x02
#define REG_PHY_PHID2 0x03
#define REG_PHY_PHCON2 0x10
#define REG_PHY_PHSTAT2 0x11
#define REG_PHY_PHIE 0x12
#define REG_PHY_PHIR 0x13
#define REG_PHY_PHLCON 0x14
/** @} */
/**
* @brief EIE bitfields
* @{
*/
#define EIE_INTIE 0x80
#define EIE_PKTIE 0x40
#define EIE_DMAIE 0x20
#define EIE_LINKIE 0x10
#define EIE_TXIE 0x08
#define EIE_TXERIE 0x02
#define EIE_RXERIE 0x01
/** @} */
/**
* @brief EIR bitfields
* @{
*/
#define EIR_PKTIF 0x40
#define EIR_DMAIF 0x20
#define EIR_LINKIF 0x10
#define EIR_TXIF 0x08
#define EIR_TXERIF 0x02
#define EIR_RXERIF 0x01
/** @} */
/**
* @brief ESTAT bitfields
* @{
*/
#define ESTAT_INT 0x80
#define ESTAT_BUFFER 0x40
#define ESTAT_LATECOL 0x10
#define ESTAT_RXBUSY 0x40
#define ESTAT_TXABRT 0x20
#define ESTAT_CLKRDY 0x01
/** @} */
/**
* @brief ECON1 bitfields
* @{
*/
#define ECON1_TXRST 0x80
#define ECON1_RXRST 0x40
#define ECON1_DMAST 0x20
#define ECON1_CSUMEN 0x10
#define ECON1_TXRTS 0x08
#define ECON1_RXEN 0x04
#define ECON1_BSEL1 0x02
#define ECON1_BSEL0 0x01
#define ECON1_BSEL_MASK 0x03
/** @} */
/**
* @brief ECON2 bitfields
* @{
*/
#define ECON2_AUTOINC 0x80
#define ECON2_PKTDEC 0x40
#define ECON2_PWRSV 0x20
#define ECON2_VRPS 0x40
/** @} */
/**
* @brief ERXFCON bitfields
* @{
*/
#define ERXFCON_UCEN 0x80
#define ERXFCON_ANDOR 0x40
#define ERXFCON_CRCEN 0x20
#define ERXFCON_PMEN 0x10
#define ERXFCON_MPEN 0x08
#define ERXFCON_HTEN 0x04
#define ERXFCON_MCEN 0x02
#define ERXFCON_BCEN 0x01
/** @} */
/**
* @brief MACON1 bitfields
* @{
*/
#define MACON1_TXPAUS 0x08
#define MACON1_RXPAUS 0x04
#define MACON1_PASSALL 0x02
#define MACON1_MARXEN 0x01
/** @} */
/**
* @brief MACON3 bitfields
* @{
*/
#define MACON3_PADCFG2 0x80
#define MACON3_PADCFG1 0x40
#define MACON3_PADCFG0 0x20
#define MACON3_TXCRCEN 0x10
#define MACON3_PHDREN 0x08
#define MACON3_HFRMEN 0x04
#define MACON3_FRMLNEN 0x02
#define MACON3_FULDPX 0x01
/** @} */
/**
* @brief MACON4 bitfields
* @{
*/
#define MACON4_DEFER 0x40
#define MACON4_BPEN 0x20
#define MACON4_NOBKOFF 0x10
/** @} */
/**
* @brief MABBIPG bitfields
* @{
*/
#define MABBIPG_FD 0x15
#define MABBIPG_HD 0x12
/** @} */
/**
* @brief MAIPGL bitfields
* @{
*/
#define MAIPGL_FD 0x12
/** @} */
/**
* @brief MICMD bitfields
* @{
*/
#define MICMD_MIISCAN 0x02
#define MICMD_MIIRD 0x01
/** @} */
/**
* @brief MISTAT bitfields
* @{
*/
#define MISTAT_NVALID 0x04
#define MISTAT_SCAN 0x02
#define MISTAT_BUSY 0x01
/** @} */
/**
* @brief EFLOCON bitfields
* @{
*/
#define EFLOCON_FULDPXS 0x04
#define EFLOCON_FCEN1 0x02
#define EFLOCON_FCEN0 0x01
#define EFLOCON_FCEN_MASK 0x03
/** @} */
/**
* @brief PHCON1 bitfields
* @{
*/
#define PHCON1_PRST 0x8000
#define PHCON1_PLOOPBK 0x4000
#define PHCON1_PPWRSV 0x0800
#define PHCON1_PDPXMD 0x0100
/** @} */
/**
* @brief PHSTAT1 bitfields
* @{
*/
#define PHSTAT1_PFDPX 0x1000
#define PHSTAT1_PHDPX 0x0800
#define PHSTAT1_LLSTAT 0x0004
#define PHSTAT1_JBSTAT 0x0002
/** @} */
/**
* @brief PHCON2 bitfields
* @{
*/
#define PHCON2_FRCLNK 0x4000
#define PHCON2_TXDIS 0x2000
#define PHCON2_JABBER 0x0400
#define PHCON2_HDLDIS 0x0100
/** @} */
/**
* @brief PHSTAT2 bitfields
* @{
*/
#define PHSTAT2_TXSTAT 0x2000
#define PHSTAT2_RXSTAT 0x1000
#define PHSTAT2_COLSTAT 0x0800
#define PHSTAT2_LSTAT 0x0400
#define PHSTAT2_DPXSTAT 0x0200
#define PHSTAT2_PLRITY 0x0020
/** @} */
/**
* @brief PHIE bitfields
* @{
*/
#define PHIE_PLNKIE 0x0010
#define PHIE_PGEIE 0x0002
/** @} */
/**
* @brief PHIR bitfields
* @{
*/
#define PHIR_PLNKIF 0x0010
#define PHIR_PGIF 0x0004
/** @} */
/**
* @brief PHLCON bitfields
* @{
*/
#define PHLCON_LACFG(x) ((x & 0xf) << 8)
#define PHLCON_LBCFG(x) ((x & 0xf) << 4)
#define PHLCON_LFRQ(x) ((x & 0x3) << 2)
#define PHLCON_STRCH 0x0002
/** @} */
/**
* @brief Frame status bitfields
* @{
*/
#define FRAME_4_RECV_OK 0x80
#define FRAME_4_LENGTH_OOR 0x40
#define FRAME_4_LENGTH_ERR 0x20
#define FRAME_4_CRC_ERR 0x10
#define FRAME_4_CARRIER_EVT 0x04
#define FRAME_4_LONG_EVT 0x01
#define FRAME_5_VLAN 0x40
#define FRAME_5_UKWN_OPCODE 0x20
#define FRAME_5_PAUSE 0x10
#define FRAME_5_RCV_CTRL 0x08
#define FRAME_5_DRIPPLE 0x04
#define FRAME_5_BCAST 0x02
#define FRAME_5_MCAST 0x01
/** @} */
/**
* @brief TX control byte bitfields
* @{
*/
#define TX_PHUGEEN 0x08
#define TX_PPADEN 0x04
#define TX_PCRCEN 0x02
#define TX_POVERRIDE 0x01
/** @} */
#ifdef __cplusplus
}
#endif
#endif /* ENC28J60_REGS_H */
/** @} */
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