enet_tx_desc_t Struct Reference

transmission descriptor struct More...

#include <hpm_enet_drv.h>

Data Fields
union {
uint32_t   tdes0
struct {
uint32_t   db: 1
uint32_t   uf: 1
uint32_t   ed: 1
uint32_t   cc: 4
uint32_t   vf: 1
uint32_t   ec: 1
uint32_t   lc: 1
uint32_t   nc: 1
uint32_t   loc: 1
uint32_t   ipe: 1
uint32_t   ff: 1
uint32_t   jt: 1
uint32_t   es: 1
uint32_t   ihe: 1
uint32_t   ttss: 1
uint32_t   vlic: 2
uint32_t   tch: 1
uint32_t   ter: 1
uint32_t   cic: 2
uint32_t   crcr: 1
uint32_t   ttse: 1
uint32_t   dp: 1
uint32_t   dc: 1
uint32_t   fs: 1
uint32_t   ls: 1
uint32_t   ic: 1
uint32_t   own: 1
}   tdes0_bm
};
union {
uint32_t   tdes1
struct {
uint32_t   tbs1: 13
uint32_t   reserved: 3
uint32_t   tbs2: 13
uint32_t   saic: 3
}   tdes1_bm
};
union {
uint32_t   tdes2
struct {
uint32_t   buffer1
}   tdes2_bm
};
union {
uint32_t   tdes3
union {
uint32_t   buffer2
uint32_t   next_desc
}   tdes3_bm
};
struct {
uint32_t   reserved
}	tdes4_bm
struct {
uint32_t   reserved
}	tdes5_bm
struct {
uint32_t   ttsl
}	tdes6_bm
struct {
uint32_t   ttsh
}	tdes7_bm

Detailed Description

transmission descriptor struct

Field Documentation

union { ... }

union { ... }

union { ... }

union { ... }

buffer1

uint32_t enet_tx_desc_t::buffer1

Buffer 1 Address

buffer2

uint32_t enet_tx_desc_t::buffer2

Buffer 2 Address

cc

uint32_t enet_tx_desc_t::cc

• Collision Count

cic

uint32_t enet_tx_desc_t::cic

• Checksum Insertion Control

crcr

uint32_t enet_tx_desc_t::crcr

• CRC Replacement Control

db

uint32_t enet_tx_desc_t::db

• Deferred Bit

dc

uint32_t enet_tx_desc_t::dc

• Disable CRC

dp

uint32_t enet_tx_desc_t::dp

• Disable Pad

ec

uint32_t enet_tx_desc_t::ec

• Excessive Collision

ed

uint32_t enet_tx_desc_t::ed

• Excessive Deferral

es

uint32_t enet_tx_desc_t::es

• Error Summary

ff

uint32_t enet_tx_desc_t::ff

• Frame Flushed

fs

uint32_t enet_tx_desc_t::fs

• First Segment

ic

uint32_t enet_tx_desc_t::ic

• Interrupt on Completion

ihe

uint32_t enet_tx_desc_t::ihe

• IP Header Error

ipe

uint32_t enet_tx_desc_t::ipe

• IP Payload Error

jt

uint32_t enet_tx_desc_t::jt

• Jabber Timeout

lc

uint32_t enet_tx_desc_t::lc

• Late Collision

loc

uint32_t enet_tx_desc_t::loc

• Loss of Carrier

ls

uint32_t enet_tx_desc_t::ls

• Last Segment

nc

uint32_t enet_tx_desc_t::nc

• No Carrier

next_desc

uint32_t enet_tx_desc_t::next_desc

Next Descriptor Address

own

uint32_t enet_tx_desc_t::own

• Own Bit

reserved

uint32_t enet_tx_desc_t::reserved

Reserved

saic

uint32_t enet_tx_desc_t::saic

SA Insertion Control

tbs1

uint32_t enet_tx_desc_t::tbs1

Transmit Buffer 1 Size

tbs2

uint32_t enet_tx_desc_t::tbs2

Transmit Buffer 2 Size

tch

uint32_t enet_tx_desc_t::tch

• Second Address Chained

tdes0

uint32_t enet_tx_desc_t::tdes0

struct { ... } enet_tx_desc_t::tdes0_bm

tdes1

uint32_t enet_tx_desc_t::tdes1

struct { ... } enet_tx_desc_t::tdes1_bm

tdes2

uint32_t enet_tx_desc_t::tdes2

struct { ... } enet_tx_desc_t::tdes2_bm

tdes3

uint32_t enet_tx_desc_t::tdes3

union { ... } enet_tx_desc_t::tdes3_bm

struct { ... } enet_tx_desc_t::tdes4_bm

struct { ... } enet_tx_desc_t::tdes5_bm

struct { ... } enet_tx_desc_t::tdes6_bm

struct { ... } enet_tx_desc_t::tdes7_bm

ter

uint32_t enet_tx_desc_t::ter

• Transmit End of Ring

ttse

uint32_t enet_tx_desc_t::ttse

• Transmit Timestamp Enable

ttsh

uint32_t enet_tx_desc_t::ttsh

Transmit Frame Timestamp High

ttsl

uint32_t enet_tx_desc_t::ttsl

Transmit Frame Timestamp Low

ttss

uint32_t enet_tx_desc_t::ttss

• Transmit Timestamp Status

uf

uint32_t enet_tx_desc_t::uf

• Underflow Error

vf

uint32_t enet_tx_desc_t::vf

• VLAN Frame

vlic

uint32_t enet_tx_desc_t::vlic

• VLAN Insertion Control

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The documentation for this struct was generated from the following file:

• drivers/inc/hpm_enet_drv.h