enetphy.h File Reference

Introduction

This file contains the type definitions and helper macros for the Ethernet PHY interface.

Go to the source code of this file.

Data Structures
struct	EnetPhy_Version
	PHY version (ID). More...
struct	EnetPhy_LinkCfg
	Link speed and duplexity configuration. More...
struct	EnetPhy_FsmTimeoutCfg
	PHY State-Machine time-out values. More...
struct	EnetPhy_Cfg
	PHY configuration parameters. More...
struct	EnetPhy_Mdio
	MDIO driver. More...
struct	EnetPhy_State
	PHY driver FSM state. More...
struct	EnetPhy_Obj
	PHY driver object. More...

Macros
#define	ENETPHY_IS_ADDR_VALID(addr)   ((addr) <= 31U)
	Check if PHY address is valid (0 - 31). More...
#define	ENETPHY_BIT(n)   (1U << (n))
	Macro to set bit at given bit position. More...
#define	ENETPHY_IS_BIT_SET(val, n)   (((val) & ENETPHY_BIT(n)) != 0U)
	Macro to check if bit at given bit position is set. More...
#define	ENETPHY_ARRAYSIZE(x)   (sizeof(x) / sizeof(x[0]))
	Macro to get the size of an array. More...
#define	ENETPHY_EXTENDED_CFG_SIZE_MAX   (128U)
	Max extended configuration size, arbitrarily chosen. More...
#define	ENETPHY_FSM_TICK_PERIOD_MS   (100U)
	Enet PHY State Machine tick period. More...
#define	ENETPHY_INVALID_PHYADDR   (~0U)
	Invalid PHY address indicator. More...
#define	ENETPHY_TIMEOUT_WAIT_FOREVER   (0xFFFFFFFFU)
	State timeout value to set to disable timeout. More...
#define	ENETPHY_TIMEOUT_NO_WAIT   (0U)
	State timeout value to set to expire immediately. More...
Ethernet PHY driver error codes
Error codes returned by the Ethernet PHY driver APIs.
#define	ENETPHY_SOK   (CSL_PASS)
	Success. More...
#define	ENETPHY_EFAIL   (CSL_EFAIL)
	Generic failure error condition (typically caused by hardware). More...
#define	ENETPHY_EBADARGS   (CSL_EBADARGS)
	Bad arguments (i.e. NULL pointer). More...
#define	ENETPHY_EINVALIDPARAMS   (CSL_EINVALID_PARAMS)
	Invalid parameters (i.e. value out-of-range). More...
#define	ENETPHY_ETIMEOUT   (CSL_ETIMEOUT)
	Time out while waiting for a given condition to happen. More...
#define	ENETPHY_EALLOC   (CSL_EALLOC)
	Allocation failure. More...
#define	ENETPHY_EPERM   (CSL_EALLOC - 4)
	Operation not permitted. More...
#define	ENETPHY_ENOTSUPPORTED   (CSL_EALLOC - 5)
	Operation not supported. More...
Ethernet PHY link capability masks
Error codes returned by the Ethernet PHY driver APIs.
#define	ENETPHY_LINK_CAP_HD10   ENETPHY_BIT(1)
	10-Mbps, half-duplex capability mask. More...
#define	ENETPHY_LINK_CAP_FD10   ENETPHY_BIT(2)
	10-Mbps, full-duplex capability mask. More...
#define	ENETPHY_LINK_CAP_HD100   ENETPHY_BIT(3)
	100-Mbps, half-duplex capability mask. More...
#define	ENETPHY_LINK_CAP_FD100   ENETPHY_BIT(4)
	100-Mbps, full-duplex capability mask. More...
#define	ENETPHY_LINK_CAP_HD1000   ENETPHY_BIT(5)
	1-Gbps, half-duplex capability mask. More...
#define	ENETPHY_LINK_CAP_FD1000   ENETPHY_BIT(6)
	1-Gbps, full-duplex capability mask. More...
#define	ENETPHY_LINK_CAP_10
	10-Mbps, full and half-duplex capability mask. More...
#define	ENETPHY_LINK_CAP_100
	100-Mbps, full and half-duplex capability mask. More...
#define	ENETPHY_LINK_CAP_1000
	1-Gbps, full and half-duplex capability mask. More...
#define	ENETPHY_LINK_CAP_ALL
	Auto-negotiation mask with all duplexity and speed values set. More...

Typedefs
typedef EnetPhy_Mdio *	EnetPhy_MdioHandle
	MDIO driver handle. More...
typedef struct EnetPhy_Drv_s *	EnetPhyDrv_Handle
	PHY specific driver handle. More...
typedef struct EnetPhy_Obj_s *	EnetPhy_Handle
	PHY driver object handle. More...

Enumerations
enum	EnetPhy_Magic { ENETPHY_MAGIC = 0xCADACADAU, ENETPHY_NO_MAGIC = 0x0U }
	EnetPhy driver magic value, used to indicate if driver is open or not. More...
enum	EnetPhy_Mii {   ENETPHY_MAC_MII_MII = 0U, ENETPHY_MAC_MII_RMII, ENETPHY_MAC_MII_GMII, ENETPHY_MAC_MII_RGMII,   ENETPHY_MAC_MII_SGMII, ENETPHY_MAC_MII_QSGMII }
	MAC Media-Independent Interface (MII). More...
enum	EnetPhy_Speed { ENETPHY_SPEED_10MBIT = 0U, ENETPHY_SPEED_100MBIT, ENETPHY_SPEED_1GBIT, ENETPHY_SPEED_AUTO }
	MAC interface speed. More...
enum	EnetPhy_Duplexity { ENETPHY_DUPLEX_HALF = 0U, ENETPHY_DUPLEX_FULL, ENETPHY_DUPLEX_AUTO }
	MAC interface duplexity. More...
enum	EnetPhy_LinkStatus { ENETPHY_GOT_LINK = 0U, ENETPHY_LINK_UP, ENETPHY_LOST_LINK, ENETPHY_LINK_DOWN }
	PHY link status. More...
enum	EnetPhy_FsmState {   ENETPHY_FSM_STATE_INIT = 0U, ENETPHY_FSM_STATE_FINDING, ENETPHY_FSM_STATE_RESET_WAIT, ENETPHY_FSM_STATE_ENABLE,   ENETPHY_FSM_STATE_FOUND, ENETPHY_FSM_STATE_NWAY_START, ENETPHY_FSM_STATE_NWAY_WAIT, ENETPHY_FSM_STATE_LINK_WAIT,   ENETPHY_FSM_STATE_LINKED, ENETPHY_FSM_STATE_LOOPBACK, ENETPHY_FSM_STATE_ISOLATE }
	PHY driver state-machine states. More...

Functions
void	EnetPhy_initCfg (EnetPhy_Cfg *phyCfg)
	Initialize PHY config params. More...
void	EnetPhy_setExtendedCfg (EnetPhy_Cfg *phyCfg, const void *extendedCfg, uint32_t extendedCfgSize)
	Set PHY extended parameters. More...
EnetPhy_Handle	EnetPhy_open (const EnetPhy_Cfg *phyCfg, EnetPhy_Mii mii, const EnetPhy_LinkCfg *linkCfg, uint32_t macPortCaps, EnetPhy_MdioHandle hMdio, void *mdioArgs)
	Open the PHY driver. More...
void	EnetPhy_close (EnetPhy_Handle hPhy)
	Close the PHY driver. More...
EnetPhy_LinkStatus	EnetPhy_tick (EnetPhy_Handle hPhy)
	Run PHY state machine. More...
int32_t	EnetPhy_getId (EnetPhy_Handle hPhy, EnetPhy_Version *version)
	Get PHY id. More...
bool	EnetPhy_isAlive (EnetPhy_Handle hPhy)
	Get PHY alive status. More...
bool	EnetPhy_isLinked (EnetPhy_Handle hPhy)
	Get link status. More...
int32_t	EnetPhy_getLinkCfg (EnetPhy_Handle hPhy, EnetPhy_LinkCfg *linkCfg)
	Get link configuration. More...
int32_t	EnetPhy_readReg (EnetPhy_Handle hPhy, uint32_t reg, uint16_t *val)
	Read PHY register. More...
int32_t	EnetPhy_writeReg (EnetPhy_Handle hPhy, uint32_t reg, uint16_t val)
	Write PHY register. More...
int32_t	EnetPhy_rmwReg (EnetPhy_Handle hPhy, uint32_t reg, uint16_t mask, uint16_t val)
	Read-modify-write PHY register. More...
int32_t	EnetPhy_readExtReg (EnetPhy_Handle hPhy, uint32_t reg, uint16_t *val)
	Read PHY extended register. More...
int32_t	EnetPhy_writeExtReg (EnetPhy_Handle hPhy, uint32_t reg, uint16_t val)
	Write PHY extended register. More...
int32_t	EnetPhy_rmwExtReg (EnetPhy_Handle hPhy, uint32_t reg, uint16_t mask, uint16_t val)
	Read-modify-write PHY extended register. More...
int32_t	EnetPhy_readC45Reg (EnetPhy_Handle hPhy, uint8_t mmd, uint32_t reg, uint16_t *val)
	Read PHY register using Clause-45 frame. More...
int32_t	EnetPhy_writeC45Reg (EnetPhy_Handle hPhy, uint8_t mmd, uint32_t reg, uint16_t val)
	Write PHY register using Clause-45 frame. More...
int32_t	EnetPhy_rmwC45Reg (EnetPhy_Handle hPhy, uint8_t mmd, uint32_t reg, uint16_t mask, uint16_t val)
	Read-modify-write PHY register using Clause-45 frame. More...
void	EnetPhy_printRegs (EnetPhy_Handle hPhy)
	Print all PHY registers. More...