Enhanced Services Controller - Statistics & Performance

特色

• Adjunct device to the Agere Systems ATM Port Controller (APC version 3b) in Virtex II FPGA
• Extends the statistics available to the microprocessor
• Directly connected to the Transmit ESI Interface of two APCs
• Maintain Per-PHY/Sub Port Statistics - up to 32 ports simultaneously
• Ingress Received Cells CLP 0+1 (Cell Loss Priority) (phy_stat_0) - 32-bits
• Egress Transmitted Cells CLP 0+1 (phy_stat_1) - 32-bits
• Maintain 127 Connection PM Counts
• Handle four Block size type per channel : 128, 256, 512 and 1024 cells
• Handle independant threshold for Lost, Misinserted and Errored statistics
• Ingress Received Cell Blocks (for convenience called - Stat 0) - 32-bits
• Ingress Severely Errored Cell Blocks (Bellcore GR1248 PM - Stat A) - 16-bits
• Ingress CLP0+1 Errored Cells (Bellcore GR1248 PM - Stat B) - 16-bits
• Ingress Lost CLP0+1 User Information Cells (Bellcore GR1248 PM - Stat C) - 16-bits
• Ingress Lost CLP0 User Information Cells (Bellcore GR1248 PM - Stat D) - 16-bits
• Ingress Misinserted CLP0+1 User Information Cells (Bellcore GR1248 PM - Stat E) - 16-bits
• Ingress Total Transmitted CLP0+1 User Information Cells (Bellcore GR1248 PM - Stat F) - 32-bits
• Ingress Total Transmitted CLP0 cells (Bellcore GR1248 PM - Stat G) - 32-bits
• Total Lost CPL0+1 User Information Cells (Bellcore GR1248 PM - Stat I) - 16-bits
• Maintain Per Connection Statistics for up to 65535 connections simultaneously
• Ingress Received Cells CLP P (e_stat_0) - 32-bits
• Ingress Cells Discarded due to Buffer management CLP P (e_stat_1) - 32-bits
• Ingress Cells Discarded due to Policing CLP P (e_stat_2) - 32-bits
• Ingress Cells Tagged due to Policing (e_stat_3) - 32-bits
• Ingress Cells Discarded with ATM header Errors (e_stat_4) - 32-bits
• Egress Transmitted Cells CLP P (e_stat_5) - 32-bits
• Egress Cells Discarded due to Buffer management CLP P (e_stat_6) - 32-bits
• Simple address and data CPU interface with Ready signal
• Available in VHDL source code format for ease of customization
• Can be customised by Logic Design Solutions