ethernet_phy.h File Reference

Ethernet Phy Management for DP83848 series.

Copyright (c) 2010-2018 Microchip Technology Inc. and its subsidiaries.

#include "macb.h"

Macros
#define	EXTPHY_PHY_ID   0x20005C90
#define	RBR_RMII   0x0020
	RMII Mode. More...
Extended registers for DP83848
#define	PHY_RBR   0x17
	RMII Bypass reg. More...
#define	PHY_MICR   0x11
	Interrupt Control reg. More...
#define	PHY_MISR   0x12
	Interrupt Status reg. More...
#define	PHY_PHYCR   0x19
	Phy CTRL reg. More...
Interrupt Ctrl Register.
#define	MICR_INTEN   0x0002
	Enable interrupts. More...
#define	MICR_INTOE   0x0001
	Enable INT output. More...
Interrupt Status Register.
#define	MISR_ED_INT_EN   0x0040
	Energy Detect enabled. More...
#define	MISR_LINK_INT_EN   0x0020
	Link status change enabled. More...
#define	MISR_SPD_INT_EN   0x0010
	Speed change enabled. More...
#define	MISR_DP_INT_EN   0x0008
	Duplex mode change enabled. More...
#define	MISR_ANC_INT_EN   0x0004
	Auto-Neg complete enabled. More...
#define	MISR_FHF_INT_EN   0x0002
	False Carrier enabled. More...
#define	MISR_RHF_INT_EN   0x0001
	Receive Error enabled. More...
#define	MISR_ED_INT   0x4000
	Energy Detect. More...
#define	MISR_LINK_INT   0x2000
	Link status change. More...
#define	MISR_SPD_INT   0x1000
	Speed change. More...
#define	MISR_DP_INT   0x0800
	Duplex mode change. More...
#define	MISR_ANC_INT   0x0400
	Auto-Neg complete. More...
#define	MISR_FHF_INT   0x0200
	False Carrier. More...
#define	MISR_RHF_INT   0x0100
	Receive Error. More...
Phy Ctrl Register.
#define	PHYCR_MDIX_EN   0x8000
	Enable Auto MDIX. More...
#define	PHYCR_MDIX_FORCE   0x4000
	Force MDIX crossed. More...

Functions
static void	ethernet_phy_hw_reset (void)
	Generate an Hardware Reset on the Phy. More...
static void	ethernet_phy_setup_auto_negotiation (volatile avr32_macb_t *macb, volatile unsigned long *config)
	Setup auto-negotiation for the Phy. More...
static void	ethernet_phy_setup_rmii (volatile avr32_macb_t *macb)
	Setup the Phy in RMII mode. More...
static void	ethernet_phy_sw_reset (volatile avr32_macb_t *macb)
	Generate a Software Reset on the Phy. More...

#define EXTPHY_PHY_ID   0x20005C90

Phy Identifier for the DP83848

Referenced by prvProbePHY().

#define MICR_INTEN   0x0002

Enable interrupts.

Referenced by prvSetupMACBInterrupt().

#define MICR_INTOE   0x0001

Enable INT output.

Referenced by prvSetupMACBInterrupt().

#define MISR_ANC_INT   0x0400

Auto-Neg complete.

#define MISR_ANC_INT_EN   0x0004

Auto-Neg complete enabled.

#define MISR_DP_INT   0x0800

Duplex mode change.

#define MISR_DP_INT_EN   0x0008

Duplex mode change enabled.

#define MISR_ED_INT   0x4000

Energy Detect.

#define MISR_ED_INT_EN   0x0040

Energy Detect enabled.

#define MISR_FHF_INT   0x0200

False Carrier.

#define MISR_FHF_INT_EN   0x0002

False Carrier enabled.

#define MISR_LINK_INT   0x2000

Link status change.

#define MISR_LINK_INT_EN   0x0020

Link status change enabled.

Referenced by prvSetupMACBInterrupt().

#define MISR_RHF_INT   0x0100

Receive Error.

#define MISR_RHF_INT_EN   0x0001

Receive Error enabled.

#define MISR_SPD_INT   0x1000

Speed change.

#define MISR_SPD_INT_EN   0x0010

Speed change enabled.

#define PHY_MICR   0x11

Interrupt Control reg.

Referenced by prvSetupMACBInterrupt().

#define PHY_MISR   0x12

Interrupt Status reg.

Referenced by prvPHY_ISR_NonNakedBehaviour(), and prvSetupMACBInterrupt().

#define PHY_PHYCR   0x19

Phy CTRL reg.

Referenced by ethernet_phy_setup_auto_negotiation().

#define PHY_RBR   0x17

RMII Bypass reg.

Referenced by ethernet_phy_setup_rmii().

#define PHYCR_MDIX_EN   0x8000

Enable Auto MDIX.

Referenced by ethernet_phy_setup_auto_negotiation().

#define PHYCR_MDIX_FORCE   0x4000

Force MDIX crossed.

Referenced by ethernet_phy_setup_auto_negotiation().

#define RBR_RMII   0x0020

RMII Mode.

RMII Bypass Register

Referenced by ethernet_phy_setup_rmii().

static void ethernet_phy_hw_reset ( void  )

inlinestatic

Generate an Hardware Reset on the Phy.

Referenced by xMACBInit().

static void ethernet_phy_setup_auto_negotiation ( volatile avr32_macb_t *  macb, volatile unsigned long *  config  )

inlinestatic

Setup auto-negotiation for the Phy.

References BMCR_ANENABLE, BMCR_ANRESTART, BMCR_FULLDPLX, BMCR_SPEED100, PHY_PHYCR, PHYCR_MDIX_EN, PHYCR_MDIX_FORCE, ulReadMDIO(), and vWriteMDIO().

Referenced by prvProbePHY().

static void ethernet_phy_setup_rmii ( volatile avr32_macb_t *  macb )

inlinestatic

Setup the Phy in RMII mode.

References PHY_RBR, RBR_RMII, ulReadMDIO(), and vWriteMDIO().

Referenced by prvProbePHY().

static void ethernet_phy_sw_reset ( volatile avr32_macb_t *  macb )

inlinestatic

Generate a Software Reset on the Phy.

References BMCR_RESET, PHY_BMCR, ulReadMDIO(), and vWriteMDIO().

Referenced by xMACBInit().