UM0248

ENET firmware library

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2.2

ENET driver functions

The following table lists the ENET driver functions present in the 91x_enet.c file:

The following sections provide detailed descriptions of each function:

Table 3.

ENET functions

Function name

Description

ENET_Init

MAC, DMA and PHY initializations

ENET_SetOperatingMode

Sets the operating mode (full/half duplex, 10/100Mbs)

ENET_Start

Starts ENET reception

ENET_UpdateRxDscr

Give the Rx buffer back to ENET DMA

ENET_HandleRxPkt

Checks if packet has been received and copies it to user buffer

memory

ENET_UpdateTxDescr

Sends packet from the ENET DMA buffer memory

ENET_HandleTxPkt

Transmits packet from user buffer memory

ENET_GetRxStatus

Gets the Rx status flags

ENET_GetTxStatus

Gets the Tx status flags

ENET_MIIWriteReg

Writes in a PHY device register

ENET_MIIReadReg

Reads a PHY device register

ENET_ITConfig

Enables or disables the specified ENET DMA interrupt

ENET_GetITSrc

Specifies the source of the ENET DMA interrupt

ENET_ClearIT

Clears the ENET DMA’s interrupt pending bit

ENET_PHYITConfig

Enables or disables the specified PHY interrupt

ENET_PHYGetITSrc

Specifies the source of the PHY interrupt

ENET_PHYIsolate

Isolates the PHY device from MII

ENET_PHYPowerdown

Puts the PHY device in the power-down mode

ENET_PHYLoopBack

Enables or disables the PHY loopback mode

ENET_PHYReset

PHY software reset