| //*---------------------------------------------------------------------------- | |
| //* ATMEL Microcontroller Software Support - ROUSSET - | |
| //*---------------------------------------------------------------------------- | |
| //* The software is delivered "AS IS" without warranty or condition of any | |
| //* kind, either express, implied or statutory. This includes without | |
| //* limitation any warranty or condition with respect to merchantability or | |
| //* fitness for any particular purpose, or against the infringements of | |
| //* intellectual property rights of others. | |
| //*---------------------------------------------------------------------------- | |
| //* File Name : Emac.h | |
| //* Object : Emac header file | |
| //* Creation : Hi 11/18/2002 | |
| //* | |
| //*---------------------------------------------------------------------------- | |
| #ifndef AT91C_EMAC_H | |
| #define AT91C_EMAC_H | |
| #include "lwipopts.h" | |
| /* Number of receive buffers */ | |
| #define NB_RX_BUFFERS 20 | |
| /* Size of each receive buffer - DO NOT CHANGE. */ | |
| #define ETH_RX_BUFFER_SIZE 128 | |
| /* Number of Transmit buffers */ | |
| #define NB_TX_BUFFERS ( MEMP_NUM_PBUF / 2 ) | |
| /* Size of each Transmit buffer. */ | |
| #define ETH_TX_BUFFER_SIZE ( PBUF_POOL_BUFSIZE ) | |
| /* Receive Transfer descriptor structure */ | |
| typedef struct _AT91S_RxTdDescriptor { | |
| unsigned int addr; | |
| union | |
| { | |
| unsigned int status; | |
| struct { | |
| unsigned int Length:11; | |
| unsigned int Res0:1; | |
| unsigned int Rxbuf_off:2; | |
| unsigned int StartOfFrame:1; | |
| unsigned int EndOfFrame:1; | |
| unsigned int Cfi:1; | |
| unsigned int VlanPriority:3; | |
| unsigned int PriorityTag:1; | |
| unsigned int VlanTag:1; | |
| unsigned int TypeID:1; | |
| unsigned int Sa4Match:1; | |
| unsigned int Sa3Match:1; | |
| unsigned int Sa2Match:1; | |
| unsigned int Sa1Match:1; | |
| unsigned int Res1:1; | |
| unsigned int ExternalAdd:1; | |
| unsigned int UniCast:1; | |
| unsigned int MultiCast:1; | |
| unsigned int BroadCast:1; | |
| }S_Status; | |
| }U_Status; | |
| }AT91S_RxTdDescriptor, *AT91PS_RxTdDescriptor; | |
| /* Transmit Transfer descriptor structure */ | |
| typedef struct _AT91S_TxTdDescriptor { | |
| unsigned int addr; | |
| union | |
| { | |
| unsigned int status; | |
| struct { | |
| unsigned int Length:11; | |
| unsigned int Res0:4; | |
| unsigned int LastBuff:1; | |
| unsigned int NoCrc:1; | |
| unsigned int Res1:10; | |
| unsigned int BufExhausted:1; | |
| unsigned int TransmitUnderrun:1; | |
| unsigned int TransmitError:1; | |
| unsigned int Wrap:1; | |
| unsigned int BuffUsed:1; | |
| }S_Status; | |
| }U_Status; | |
| }AT91S_TxTdDescriptor, *AT91PS_TxTdDescriptor; | |
| #define AT91C_OWNERSHIP_BIT 0x00000001 | |
| /* Receive status defintion */ | |
| #define AT91C_BROADCAST_ADDR ((unsigned int) (1 << 31)) //* Broadcat address detected | |
| #define AT91C_MULTICAST_HASH ((unsigned int) (1 << 30)) //* MultiCast hash match | |
| #define AT91C_UNICAST_HASH ((unsigned int) (1 << 29)) //* UniCast hash match | |
| #define AT91C_EXTERNAL_ADDR ((unsigned int) (1 << 28)) //* External Address match | |
| #define AT91C_SA1_ADDR ((unsigned int) (1 << 26)) //* Specific address 1 match | |
| #define AT91C_SA2_ADDR ((unsigned int) (1 << 25)) //* Specific address 2 match | |
| #define AT91C_SA3_ADDR ((unsigned int) (1 << 24)) //* Specific address 3 match | |
| #define AT91C_SA4_ADDR ((unsigned int) (1 << 23)) //* Specific address 4 match | |
| #define AT91C_TYPE_ID ((unsigned int) (1 << 22)) //* Type ID match | |
| #define AT91C_VLAN_TAG ((unsigned int) (1 << 21)) //* VLAN tag detected | |
| #define AT91C_PRIORITY_TAG ((unsigned int) (1 << 20)) //* PRIORITY tag detected | |
| #define AT91C_VLAN_PRIORITY ((unsigned int) (7 << 17)) //* PRIORITY Mask | |
| #define AT91C_CFI_IND ((unsigned int) (1 << 16)) //* CFI indicator | |
| #define AT91C_EOF ((unsigned int) (1 << 15)) //* EOF | |
| #define AT91C_SOF ((unsigned int) (1 << 14)) //* SOF | |
| #define AT91C_RBF_OFFSET ((unsigned int) (3 << 12)) //* Receive Buffer Offset Mask | |
| #define AT91C_LENGTH_FRAME ((unsigned int) 0x07FF) //* Length of frame | |
| /* Transmit Status definition */ | |
| #define AT91C_TRANSMIT_OK ((unsigned int) (1 << 31)) //* | |
| #define AT91C_TRANSMIT_WRAP ((unsigned int) (1 << 30)) //* Wrap bit: mark the last descriptor | |
| #define AT91C_TRANSMIT_ERR ((unsigned int) (1 << 29)) //* RLE:transmit error | |
| #define AT91C_TRANSMIT_UND ((unsigned int) (1 << 28)) //* Transmit Underrun | |
| #define AT91C_BUF_EX ((unsigned int) (1 << 27)) //* Buffers exhausted in mid frame | |
| #define AT91C_TRANSMIT_NO_CRC ((unsigned int) (1 << 16)) //* No CRC will be appended to the current frame | |
| #define AT91C_LAST_BUFFER ((unsigned int) (1 << 15)) //* | |
| #define AT91C_EMAC_CLKEN 0x2 | |
| #endif //* AT91C_EMAC_H |