ENET firmware library

UM0248

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2.2.4

ENET_MIIReadReg

2.2.5

ENET_RxDscrInit

The ENET driver provides the capability to work with single memory buffer or multiple

memory buffers for frame reception. This allows selecting the appropriate configuration for

each type of application. The number of buffers is defined in the 91x_enet.h file:

#define ENET_RXBUFNB

Example:

/* Define 8 Rx buffers */

#define ENET_RXBUFNB8

Function name

ENET_MIIReadReg

Function prototype

u32 ENET_MIIReadReg(u8 phyDev, u8 phyReg)

Behavior description

Reads a value from PHY register

Input parameter 1

phyDev: PHY register address

Input parameter 2

phyReg: register address

Output parameter

None

Return parameter

phyReg value

Required preconditions

None

Called functions

None

Function name

ENET_RxDscrInit

Function prototype

void ENET_RxDscrInit(void)

Behavior description

Initializes ENET DMA Rx descriptors in memory

Input parameter

None

Output parameter

None

Return parameter

None

Required preconditions

None

Called functions

None