对应 128GFC 工作模式的灵活接口信号 - 2.3 简体中文

Versal Adaptive SoC 600G Channelized Multirate Ethernet Subsystem (DCMAC) LogiCORE IP 产品指南 (PG369)
Document ID
PG369
Release Date
2023-11-08
Version
2.3 简体中文

FLEX I/F 128GFC 工作模式使用的是 4 x 66 位数据总线或 5 x 66 位数据总线。对于 4 x 66 位配置，最多可有 6 个 128GFC 端口处于有效状态，对于 5 x 66 位配置，最多可有 4 个端口处于活动状态。

表 1. 对应灵活接口的 6 x 128GFC 信号
端口 接口 功能 信号
0 RX FLEX I/F enable rx_flex_ena_0
codeword start at data[263] rx_flex_start_0
amflag indicator rx_flex_amflag_0
data[263:0] rx_flex_data_0[263:0]
TX FLEX I/F enable tx_flex_ena_0
codeword start at data[263] tx_flex_start_0
amflag indicator tx_flex_amflag_0
stall tx_flex_stall_0
data[263:0] tx_flex_data_0[263:0]
1 RX FLEX I/F enable rx_flex_ena_1
codeword start at data[263] rx_flex_start_1
amflag indicator rx_flex_amflag_1
data[263:0] rx_flex_data_1[263:0]
TX FLEX I/F enable tx_flex_ena_1
codeword start at data[263] tx_flex_start_1
amflag indicator tx_flex_amflag_1
stall tx_flex_stall_1
data[263:0] tx_flex_data_1[263:0]
2 RX FLEX I/F enable rx_flex_ena_2
codeword start at data[263] rx_flex_start_2
amflag indicator rx_flex_amflag_2
data[263:0] rx_flex_data_2[263:0]
TX FLEX I/F enable tx_flex_ena_2
codeword start at data[263] tx_flex_start_2
amflag indicator tx_flex_amflag_2
stall tx_flex_stall_2
data[263:0] tx_flex_data_2[263:0]
3 RX FLEX I/F enable rx_flex_ena_3
codeword start at data[263] rx_flex_start_3
amflag indicator rx_flex_amflag_3
data[263:0] rx_flex_data_3[263:0]
TX FLEX I/F enable tx_flex_ena_3
codeword start at data[263] tx_flex_start_3
amflag indicator tx_flex_amflag_3
stall tx_flex_stall_3
data[263:0] tx_flex_data_3[263:0]
4 RX FLEX I/F enable rx_flex_ena_4
codeword start at data[263] rx_flex_start_4
amflag indicator rx_flex_amflag_4
data[263:0] rx_flex_data_4[263:0]
TX FLEX I/F enable tx_flex_ena_4
codeword start at data[263] tx_flex_start_4
amflag indicator tx_flex_amflag_4
stall tx_flex_stall_4
data[263:0] tx_flex_data_4[263:0]
5 RX FLEX I/F enable rx_flex_ena_5
codeword start at data[263] rx_flex_start_5
amflag indicator rx_flex_amflag_5
data[263:0] rx_flex_data_5[263:0]
TX FLEX I/F enable tx_flex_ena_5
codeword start at data[263] tx_flex_start_5
amflag indicator tx_flex_amflag_5
stall tx_flex_stall_5
data[263:0] tx_flex_data_5[263:0]
表 2. 对应灵活接口的 4 x 128GFC 宽信号
端口 接口 功能 信号
0 RX FLEX I/F enable rx_flex_ena_0
codeword start at data[329] rx_flex_start_0
amflag indicator rx_flex_amflag_0
data[329:0] rx_flex_data_0[329:0]
TX FLEX I/F enable tx_flex_ena_0
codeword start at data[329] tx_flex_start_0
amflag indicator tx_flex_amflag_0
stall tx_flex_stall_0
data[329:0] tx_flex_data_0[329:0]
1 RX FLEX I/F enable rx_flex_ena_1
codeword start at data[329] rx_flex_start_1
amflag indicator rx_flex_amflag_1
data[329:0] rx_flex_data_1[329:0]
TX FLEX I/F enable tx_flex_ena_1
codeword start at data[329] tx_flex_start_1
amflag indicator tx_flex_amflag_1
stall tx_flex_stall_1
data[329:0] tx_flex_data_1[329:0]
2 RX FLEX I/F enable rx_flex_ena_2
codeword start at data[329] rx_flex_start_2
amflag indicator rx_flex_amflag_2
data[329:0] rx_flex_data_2[329:0]
TX FLEX I/F enable tx_flex_ena_2
codeword start at data[329] tx_flex_start_2
amflag indicator tx_flex_amflag_2
stall tx_flex_stall_2
data[329:0] tx_flex_data_2[329:0]
3 RX FLEX I/F enable rx_flex_ena_3
codeword start at data[329] rx_flex_start_3
amflag indicator rx_flex_amflag_3
data[329:0] rx_flex_data_3[329:0]
TX FLEX I/F enable tx_flex_ena_3
codeword start at data[329] tx_flex_start_3
amflag indicator tx_flex_amflag_3
stall tx_flex_stall_3
data[329:0] tx_flex_data_3[329:0]