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Tsi576 User Manual

June 6, 2016

Integrated Device Technology

www.idt.com

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Summary of Contents for IDT Tsi576

Page 1: ...IDT Tsi576 Serial RapidIO Switch User Manual June 6 2016 Titl...

Page 2: ...n request Items identified herein as reserved or undefined are reserved for future definition IDT does not assume responsibility for conflicts or incompatibilities arising from the future definition o...

Page 3: ...erface 28 1 5 Internal Switching Fabric ISF 30 1 6 Internal Register Bus AHB 30 1 7 I2C Interface 30 1 8 JTAG Interface 32 2 Serial RapidIO Interface 35 2 1 Overview 35 2 1 1 Features 35 2 1 2 Transac...

Page 4: ...onfiguration 70 3 4 Clocking 70 3 4 1 Changing the Clock Speed 71 3 4 2 Changing the Clock Speed Through I2 C 72 3 5 Port Power Down 72 3 5 1 Default Configurations on Power Down 73 3 5 2 Special Cond...

Page 5: ...05 5 1 5 Multicast Behavior Overview 106 5 1 6 Multicast Work Queue 107 5 1 7 Broadcast Buffers 107 5 2 Multicast Group Tables 110 5 2 1 Configuring Basic Associations 112 5 2 2 Configuring Multicast...

Page 6: ...eral Addressing 152 7 4 6 Master Data Transactions 153 7 5 Tsi576 as I2 C Slave 153 7 5 1 Slave Clock Stretching 155 7 5 2 Slave Device Addressing 156 7 5 3 Slave Peripheral Addressing 156 7 5 4 Exter...

Page 7: ...for Performance Measurements 194 8 3 1 Clock Speeds 194 8 3 2 Tsi576 ISF Arbitration Settings 194 8 3 3 Tsi576 RapidIO Transmission Scheduler Settings 195 8 3 4 Tsi576 RapidIO Buffer Watermark Select...

Page 8: ...entity CAR 248 12 5 2 RapidIO Device Information CAR 249 12 5 3 RapidIO Assembly Identity CAR 250 12 5 4 RapidIO Assembly Information CAR 251 12 5 5 RapidIO Processing Element Features CAR 252 12 5 6...

Page 9: ...and Debug 2 304 12 7 14 RapidIO Port x Packet Error Capture CSR 2 and Debug 3 304 12 7 15 RapidIO Port x Packet Error Capture CSR 3 and Debug 4 305 12 7 16 RapidIO Port x Error Rate CSR 306 12 7 17 Ra...

Page 10: ...C x SerDes Configuration Global 374 12 10 7 SRIO MAC x SerDes Configuration GlobalB 378 12 10 8 SRIO MAC x Digital Loopback and Clock Selection Register 379 12 11 Internal Switching Fabric ISF Registe...

Page 11: ...figuration Register 439 13 2 12 I2C Boot Control Register 442 13 2 13 Externally Visible I2C Internal Write Address Register 446 13 2 14 Externally Visible I2C Internal Write Data Register 447 13 2 15...

Page 12: ...l Protocol 486 B Clocking 491 B 1 Line Rate Support 491 B 1 1 Register Requirements Using 125 MHz S_CLK for a 3 125 Gbps Link Rate 492 B 2 P_CLK Programming 495 B 2 1 RapidIO Specifications Directly A...

Page 13: ...1 Figure 20 Multicast Operation Option 1 104 Figure 21 Multicast Operation Option 2 105 Figure 22 Multicast Packet Flow in the Tsi576 108 Figure 23 Relationship Representation 112 Figure 24 Completed...

Page 14: ...Latency Illustration 190 Figure 44 Congestion and Detection Flowchart 199 Figure 45 Congestion Example 202 Figure 46 Register Access From JTAG Serial Data In 204 Figure 47 Register Access From JTAG S...

Page 15: ...I2C Register Map 157 Table 18 Format for Boot Loadable EEPROM 173 Table 19 Sample EEPROM Loading Two Registers 173 Table 20 Sample EEPROM With Chaining 174 Table 21 I2C Error Handling 176 Table 22 I2C...

Page 16: ...able 47 AC JTAG level programmed by ACJT_LVL 4 0 376 Table 48 SerDes Register Map 404 Table 49 I2C Register Map 417 Table 50 Master Operation Sequence 426 Table 51 Special Characters and Encoding 487...

Page 17: ...ctive state of logic 0 or the lower voltage level and is denoted by a lowercase _b An active high signal has an active state of logic 1 or the higher voltage level and is not denoted by a special char...

Page 18: ...and is revised as required Formal Contains information about a final customer ready product and is available once the product is released to production Revision History June 6 2016 Formal Updated Res...

Page 19: ...xt Script May 25 2012 Formal Updated the second step in Removing a Destination ID to Multicast Mask Association Updated the second paragraph in Payload Updated Port writes and Multicast Updated the re...

Page 20: ...About this Document 20 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com...

Page 21: ...g 40 Gbits s aggregate bandwidth The Tsi576 enables customers to develop systems with robust features and high performance at low cost The Tsi576 provides designers and architects with maximum scalabi...

Page 22: ...p DSP and processor aggregation and connecting to network backplanes The Tsi576 provides traffic aggregation through packet prioritization when it is used with RapidIO enabled I O devices When it is i...

Page 23: ...d to manage compression and decompression algorithms These DSPs are controlled by a local processor and all these components are linked together by a low power small form factor low latency multicast...

Page 24: ...e the bit ordering of a 4x port to simplify PCB layout Transport Layer RapidIO Features Dedicated destination ID lookup table per port used to direct packets through the switch Supports both hierarchi...

Page 25: ...system operation IEEE 1149 1 and 1149 6 boundary scan with register access Internal switching fabric ISF Full duplex 80 Gbps line rate non blocking switching fabric Prevents head of line blocking on e...

Page 26: ...ebug packet generation and capture Multicast functionality described in RapidIO Interconnect Specification Revision 1 3 Part 11 Head of line blocking avoidance 1 2 2 Transaction Flow Overview Packets...

Page 27: ...e 1 3 Multicast Engine The Tsi576 multicast functionality is compliant to the RapidIO Version 1 3 Part 11 Multicast Specification 1 3 1 Multicast Operation In a multicast operation packets are receive...

Page 28: ...modes and bit error rate testing Even and odd number ports have different capabilities For ports that can operate in 4x mode the even numbered ports can operate in either 4x or 1x mode while odd numb...

Page 29: ...ound bandwidth at 3 125 Gbps for a port configured for 4x mode 3 125 Gbit s inbound and 3 125 Gbit s outbound bandwidth at 3 125 Gbps for a port configured for 1x mode Adjustable receive equalization...

Page 30: ...s AHB allows any RapidIO port to configure and maintain the entire device When the Tsi576 receives a RapidIO maintenance packet destined for itself it translates the packet into register read or write...

Page 31: ...ROM or by software configuration Provides mailbox registers for communicating between maintenance software operating on RapidIO based processors and external I2 C masters Supports I2 C operations up t...

Page 32: ...its device address without consideration for any other meaning General Call The general call address will be NACK d and the remainder of the transaction ignored up to a subsequent Restart or Stop 1 8...

Page 33: ...1 Functional Overview JTAG Interface 33 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com Bypass Hi Z IDCODE Clamp User data select...

Page 34: ...1 Functional Overview JTAG Interface 34 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com...

Page 35: ...iant with the RapidIO Interconnect Specification Revision 1 3 This section describes the transport layer features common to all Tsi576 RapidIO interfaces The RapidIO interface has the following capabi...

Page 36: ...kets to be transmitted from the ISF The integrity of packets forwarded through the ISF is retained by sending the CRC code received with the packet For more information on the input and ouput queues r...

Page 37: ...ved However in both modes the egress port always operates in cut through mode the packet is immediately forwarded A copy of the packet is saved at the egress port so that it can be retransmitted shoul...

Page 38: ...O Route Configuration DestID CSR on page 262 using the LRG_CFG_DESTID and CFG_DESTID fields the upper seven bits of the destination ID in the LRG_CFG_DESTID field is truncated The LUT of all the ports...

Page 39: ...tID 15 8 BASE field in SPx_ROUTE_BASE Yes No Obtain egress port from GLOBAL LUT using DestID 15 8 Obtain egress port from LOCAL LUT using DestID 7 0 LUT entry mapped and egress port Port_Total Yes No...

Page 40: ...rt x Mode CSR on page 312 2 3 3 Flat Mode A flat mode LUT is a table that maps destination IDs 0 to 511 to user selectable egress ports Destination IDs that fall outside this range are sent to the egr...

Page 41: ...Attributes Default Port CSR on page 264 If the default port is unmapped the packet is discarded and the Tsi576 raises the IMP_SPEC_ERR bit in the RapidIO Port x Error Detect CSR on page 296 100 1FF 0...

Page 42: ...nto Global LUT through the PORT field in the RIO_ROUTE_CFG_PORT register Tsi57x Tsi57x Tsi57x DSP DSP DSP DSP DestID 0x13 DestID 0x11 DestID 0x12 DestID 0x10 DestIDs accessible through this link 0x02x...

Page 43: ...0x0002 or 0x02 is routed by the switch to output port 1 A destination ID of 0x0003 or 0x03 is routed out port 0 and destination IDs greater than 0x1FF are routed out port 4 Figure 8 Flat Mode LUT Conf...

Page 44: ...r write this register to change the configuration of the destination ID Example One Adding a Lookup Table Entry In the following example routing is added for all ports to route destination ID 0x98 to...

Page 45: ...0x54 2 3 4 Hierarchical Mode The hierarchical mode of operation of the LUT allows the full range of 65536 16 bit destination IDs to be mapped This mode is enabled by setting RIO_SP_MODE LUT_512 0 The...

Page 46: ...ly advertises the switch can map 512 destination IDs This is due to the fact that RIO_LUT_SIZE is a register with global scope but the ports can be independently configured for either flat mode or hie...

Page 47: ...ets A B C 00 FF 00 FF MSB of DestID Port LSB of DestID Port xx DestID LSB is loaded into Local LUT through the CFG_DESTID field in the RIO_ROUTE_CFG_DESTID register DestID MSB is loaded into Global LU...

Page 48: ...time before packet traffic starts w 0078 0x0A 3 Program the Global LUT with the MSB of the DEST_IDs to be routed using the following write operations W 11870 0x0 SP8_ROUTE_CFG_DESTID W 11874 0x9 SP8_...

Page 49: ...red mode of operation 2 3 6 Lookup Table Parity Each entry in the lookup table is parity protected A LUT parity error is detected in an entry when an incoming packet causes the ingress port to read th...

Page 50: ...the request queue The TEA error is reported through a port write and or an interrupt Programmable in the Fabric Control Register and the interrupt status can be checked in the Fabric Interrupt Status...

Page 51: ...table entries must be programmed to a known value after reset to achieve predictable operation When a lookup table entry s parity is incorrect the lookup table entry is in a parity error state Table 2...

Page 52: ...is to be sent parity errors are still detected and flagged if they occur Since the LUTs power up in a random state the occurrence of a LUT_PAR_ERR will be a random occurrence until all LUT entries ar...

Page 53: ...y data associated with the request The maintenance response packet is generated by the Tsi576 using the success or failure of the access and data from a read operation CRC is computed and the packet i...

Page 54: ...count is 0 Do not care Send port write and set interrupt if enabled Bit 8 in RapidIO Logical and Transport Layer Error Detect CSR Tsi576 is not an endpoint device Port Write Hop count is 0 Do not care...

Page 55: ...ol and Reset Control Symbol Interrupt CSR on page 314 Additionally the logical OR of all per port Multicast Event interrupt status is available in both the MCS field in the RapidIO Port x Multicast Ev...

Page 56: ...orts enabled to forward multicast control symbols then transmit an MCS see RapidIO Serial Port x Control CSR on page 283 The minimum time between two transitions on the MCES pin is 1 s For example whe...

Page 57: ...es With the exception of maintenance packets the Tsi576 does not re compute CRC codes for packets The CRC code is forwarded with the packet across the ISF and the packet is transmitted with the same C...

Page 58: ...of the inbound outbound and outstanding ACK_IDs 4 The system host instructs the Tsi576 to generate a link request to its link partner using the RapidIO Serial Port x Link Maintenance Request CSR on pa...

Page 59: ...er packets other than maintenance requests responses may be sent by the Tsi576 INPUT_EN Controls whether packets other than maintenance requests responses may be received by the Tsi576 In RapidIO Port...

Page 60: ...pendent Register to assert an interrupt or send port write transactions see RapidIO Port x Control Independent Register Once the system host is notified that a new component is inserted the LINK_INIT_...

Page 61: ...l packets arriving from the ISF for transmission to flush any existing packets in the transmit and receive queues of the port and to prevent new packets from being received from the device about to be...

Page 62: ...LINK_INIT_NOTIFICATION_EN in the RapidIO Port x Control Independent Register continues to be enabled When the component is removed lane synchronization and or lane alignment is lost The errors detect...

Page 63: ...tual duration of the LOLS condition has no impact on the process once the link is re acquired Any packets transmitted to the Tsi576 are not acknowledged because the port is in input error stopped stat...

Page 64: ...s reported in the PORT_ERR bit in the RapidIO Port x Error and Status CSR When the PORT_ERR bit is set and port writes are enabled a port write is generated If the dead link timer expires which the li...

Page 65: ...ing of one even numbered port and one odd numbered port Each port has flexible testing features including multiple loopback modes and bit error rate testing Even and odd number ports have different ca...

Page 66: ...bandwidth at 3 125 Gbps for a port configured for 4x mode 3 125 Gbit s inbound and 3 125 Gbit s outbound bandwidth at 3 125 Gbps for a port configured for 1x mode Adjustable receive equalization that...

Page 67: ...0 SP0 1x or 4x 1 Serial Port 1 SP1 1x 2 Serial Port 2 SP2 1x 3 Serial Port 3 SP3 1x 4 Serial Port 4 SP4 1x 5 Serial Port 5 SP5 1x 6 Serial Port 6 SP6 1x or 4x 7 Serial Port 7 SP7 1x 8 Serial Port 8 S...

Page 68: ...e ports in the following manner serial ports 0 and 1 use MAC 0 ports 2 and 3 use MAC 2 etc Ports are grouped into pairs of N and N 1 where N is even Two configurations are possible on each 4x mode cap...

Page 69: ...up with the new setting of the MAC_MODE bit The port width in use can be different from the pin selected width the pin indicates what the port was set to operate at while the registers show what it i...

Page 70: ...ble in the INIT_PWIDTH field Software may need to manage ackID recovery for the link partner when changing port usage between lanes A and C 3 3 2 1 Degraded Link Mode When a 4x port has degraded to a...

Page 71: ...apidIO Interconnect Specification Revision 1 3 requires the receive and transmit signals must operate at the same baud rate This means a port must transmit at the same clock rate that it receives with...

Page 72: ...f the Tsi576 RapidIO ports can be powered down to minimize power consumption when the port is not required However port 0 has special power down requirements that must be followed see Special Conditio...

Page 73: ...that port is reset to the default value The port write destinationID must be re written for the whole device after a port is shut down and restored Similarly multicast settings for the entire device...

Page 74: ...r on page 379 To save power assert the SPn 1_PWRDN pin and or set the PWDN_X1 bit to 1 in the SRIO MAC x Digital Loopback and Clock Selection Register on page 379 If this bit is not set Port n 1 consu...

Page 75: ...the odd numbered port does not have access to the PHY In order to decrease the power dissipation of the port the odd numbered port can be powered down in this configuration When the even numbered port...

Page 76: ...lane swap setting for the entire device is controlled by two configuration pins SP_RX_SWAP and SP_TX_SWAP see Signals on page 217 Register fields SWAP_TX and SWAP_RX fields in the SRIO MAC x Digital L...

Page 77: ...Operations on channels as supported by the MAC Channel Configuration registers always operate on the specific channels regardless of the lane swap settings for a MAC see SRIO MAC x SerDes Configurati...

Page 78: ...a for calculating the TX_BOOST is shown in SRIO MAC x SerDes Configuration Channel 0 on page 365 Figure 14 Drive Strength and Equalization Waveform 3 7 2 Receive Equalization The received signal can b...

Page 79: ...here each loopback is implemented in the Tsi576 Figure 15 Tsi576 Loopbacks Internal Switching Fabric Serial RapidIO Physical and Transport Layers Even numbered Ports 4x mode or 1x mode Odd Numbered Po...

Page 80: ...o cause packets to loop back in this fashion configure the lookup tables LUTs so the destination IDs are destined for the incoming port For more information on LUT programming refer to Lookup Tables 3...

Page 81: ...es Framing Depending on the type of testing required in the system the SerDes framing function might need to be disabled in the Tsi576 For example framing must be disabled if a BERT test is performed...

Page 82: ...ixed Pattern based BERT Fixed pattern based BERT uses data in software configurable registers to send an alternating pattern of 10 bit 8B10B code groups Fixed pattern based BERT does not produce error...

Page 83: ...X_ALIGN_EN bit in the SMACx_CFG_CH 0 3 register 3 9 4 Using PRBS Scripts for the Transmitters and Receivers IDT provides PRBS scripts in PRBS Scripts All of the PRBS scripts affect all of the ports th...

Page 84: ...3 Serial RapidIO Electrical Interface Bit Error Rate Testing BERT 84 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com...

Page 85: ...ge 88 4 1 Overview The Internal Switching Fabric ISF is the crossbar switching matrix at the core of the Tsi576 It transfers packets from ingress ports to egress ports and prioritizes traffic based on...

Page 86: ...attempt to send a packet to the same egress port queuing is required at the ingress ports Special arbitration algorithms at both the ingress and egress sides of the fabric ensure that head of line blo...

Page 87: ...ation appears near the front of a RapidIO packet Congestion Configuring a port for cut through mode does not guarantee that the packet is sent to the ISF immediately after the destination ID arrives f...

Page 88: ...Figure 17 Only HOL packets at the ingress queues or broadcast buffers are considered for arbitration Figure 17 Egress Arbitration Weighted Round Robin and Strict Priority 4 3 1 Strict Priority Arbitra...

Page 89: ...e same arbiter exists for each Priority Group Depending on the setting of WRR_EN the Multicast Traffic can participate in the Round Robin arbiter The WRR arbiter consists of a Round Robin arbiter whic...

Page 90: ...s not reached Once the WEIGHT value is reached a non chosen packet is selected instead and the Chose Packet Counter is reset In the case when no chosen packet is available when its opportunity arises...

Page 91: ...store the incoming packets when the egress port has a slower baud rate than the ingress port The depth of the buffer queue dictates the switch fabric flow control This flow control determines how man...

Page 92: ...free buffers is greater than the programmed watermark of the associated priority For example when the PRIO1WM field is programmed to three a priority 1 packet is accepted only when there are four or m...

Page 93: ...while one packet in the burst is being transmitted and is awaiting acknowledgment another packet in the burst cannot be accepted or transmitted Watermarks can be used to guarantee that two buffers ar...

Page 94: ...er to Loss of Lane Synchronization on page 62 4 4 2 Input Queue for the ISF Port Each ingress port has a queue that holds up to eight packets Buffering is required to deal with any congestion in the I...

Page 95: ...e HOL blocking can result HOL occurs when the packet at the head of a queue is blocked and the packets must remain in the same order This means that no packet in the queue can be sent across the ISF e...

Page 96: ...iter selects a packet to compete in egress arbitration based on the following rules Select the priority 3 packet that can be accepted by its destination fabric port and is closest to the head of the q...

Page 97: ...cket closest to the head of the queue Note that this packet cannot make progress Else if there are no such packets Select the priority 1 packet that can be accepted by its destination fabric port and...

Page 98: ...er than Y that appear ahead of packet X in the queue must also be 0 Reorder limiting is disabled by default and can be enabled by setting the RDR_LIMIT_EN bit to 1 in the Fabric Control Register on pa...

Page 99: ...rt on page 118 Any priority N packet is accepted before packets of priority N 1 Within each priority the multicast work queue uses the round robin algorithm The multicast work queue operates in strict...

Page 100: ...ace for 8 more bytes of data to be received the multicast work queue is signalled that no more packet data can be accepted by the broadcast buffer If there is sufficient space for 8 more bytes of data...

Page 101: ...s idles whenever the ingress port has not yet received data for transmission However during the transfer the egress port cannot receive information from ports other than the egress port Therefore when...

Page 102: ...4 Internal Switching Fabric Packet Queuing 102 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com...

Page 103: ...estinationID and Transaction Type TT field value If no match is found for the destinationID and TT field then the ingress lookup tables are used to route the packet A maximum of eight different DestID...

Page 104: ...ultiple Tsi57x Switches Tsi57x multicast support is designed to allow information from a single source to be multicast efficiently over a tree topology within a RapidIO fabric see Figure 20 When two o...

Page 105: ...multicast group is associated with a unique destinationID and TT of a packet Note A packet is never multicast back out of the port that it is received on regardless of whether or not this port is incl...

Page 106: ...the Broadcast Buffers associated with the ports in the vector Transmission between the multicast work queue and the Broadcast Buffers uses a dedicated ISF path that is separate from those used to rou...

Page 107: ...Timer on page 120 When the multicast work queue has computed the multicast vector it arbitrates to transmit packet copies to the broadcast buffers accordingly The work queue always operates in a cut...

Page 108: ...a packet copy to the maximum value of seven For more information refer to Error Management of Multicast Packets on page 120 The following figure shows a step by step multicast operation through the T...

Page 109: ...work queue operates in cut through mode 5 By consulting the multicast group table Ports 0 1 2 and 13 are identified as members of the vector and as the receiving ports Because Port 1 is the ingress p...

Page 110: ...e 8 bit destination ID of five and the 16 bit destination ID of five requires two entries in the multicast group table If the destination ID contained in an incoming packet matches any of the eight en...

Page 111: ...O Multicast DestID Configuration Register on page 267 and RapidIO Multicast DestID Association Register on page 268 To execute either of the previous two operations port removal or group deletion the...

Page 112: ...quired 1 Set up the operation to associate destination ID 0x1234 with multicast mask 0 Write the value 0x1234_0000 to the RapidIO Multicast DestID Configuration Register on page 267 The individual ass...

Page 113: ...is example the state of the multicast masks is unknown and therefore the masks must be cleared before being configured In order to clear the masks the following register accesses are made 1 Remove all...

Page 114: ...The following figure shows the completed configuration Figure 24 Completed Tables at the End of Configuration Port Participating in Vector C B A 7 4 6 5 4 3 2 1 0 0 1 2 4 3 5 6 7 DEST_ID Large Small M...

Page 115: ...Write the value 0x0002_0100 to the Multicast Mask Configuration Register Read the value 0x0002_0101 from the Multicast Mask Configuration Register 3 Verify that port 2 is included in mask 2 Write the...

Page 116: ...ister 5 2 3 Configuring Multicast Masks Using the IDT Specific Registers The Tsi576 also has a device specific implementation to configuring the multicast masks This implementation allows the direct w...

Page 117: ...l Multicast Mask Number 12 34 xx 44 0 1 Switch Port Number 0 No 1 Yes 1 0 1 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 Multicast Write ID bits 16 31 in the RIO_MC_ID 0 7 registers Multicast...

Page 118: ...one after the other to accept packets when available No one port can monopolize the RR arbiter When a port skips an opportunity to transmit because it carries no packet at the moment the RR arbiter d...

Page 119: ...t 1 Packet RR Src Port 0 Packet Src Port 13 Packet Src Port 1 Packet RR Src Port 0 Packet Src Port 13 Packet Src Port 1 Packet Priority 3 Packets Priority 2 Packets Priority 1 Packets Priority 0 Packe...

Page 120: ...he Tsi576 and a stomp control symbol is received part way though the packet the packet is still multicast to the egress ports However the egress ports stomp the packet when they transmit the packet 5...

Page 121: ...latency timer expires in addition to packets being purged the port is removed from multicast operation By clearing the multicast latency timer error for that failed port the traffic from the MCE to t...

Page 122: ...ort is powered down the port looses configuration information that is stored for that particular port For example multicast settings and port write settings return to their default power up settings a...

Page 123: ...otifications on page 135 Interrupt Notifications on page 138 6 1 Overview The Tsi576 has the following ways to notify external devices about events occurring within the switch 1 Generate a RapidIO Por...

Page 124: ...d port receives a transaction with one of the following errors Unmapped entry in LUT Reserved TT field value for data packet or maintenance packet with a hop count not equal to zero The status of this...

Page 125: ...the RapidIO Port x Multicast Event Control Symbol and Reset Control Symbol Interrupt CSR on page 314 as well as the MCS bit in the Global Interrupt Status Register RapidIO Yes No Outbound Queue Thres...

Page 126: ...for link response The Dead Link Timer for a port has expired The Lane Sync Timer for at least one lane of the port has expired The status of this event is contained in the PORT_ERR bit of the RapidIO...

Page 127: ...o link request is outstanding The status of this event is contained in the PROT_ERR bit of the RapidIO Port x Error Detect CSR on page 296 RapidIO Yes Yes1 Delineation Error Error This event is raised...

Page 128: ...in the CS_NOT_ACC bit of the RapidIO Port x Error Detect CSR on page 296 RapidIO Yes Yes1 Packet CRC Error Error This event is raised when a RapidIO port receives a packet with a CRC error The status...

Page 129: ...ery tick of the Error Rate Bias Timer The counts do not decrement below 0 This field only tracks transmission errors that have been unmasked in the Port x Error Rate Enable CSR This counter does not m...

Page 130: ...r the method described in this section uses IDT specific functionality and control symbols to clear the errors by forcing a hardware recovery situation through software 6 4 1 Error Stopped States An I...

Page 131: ...lear error conditions is to create a situation that forces the hardware recovery process to run again This situation is created by sending a control symbol to a link partner that the partner can respo...

Page 132: ...r sends a Packet not accepted General Error Link Request Input Status control symbol To cause the transmission of the required control symbol write the value 0x40FC8000 to the RapidIO Port x Control S...

Page 133: ...any of the illegal transaction maximum retry lookup table parity error or time to live events occur regardless of whether they are enabled or not When most of the errors listed in Table 14 occur they...

Page 134: ...received not the packet that was retried Yes Received corrupt control symbol Received a control symbol with a bad CRC value The status of this error is contained in the CS_CRC_ERR bit in the RapidIO P...

Page 135: ...t does not have a guaranteed delivery and does not have an associated response see RapidIO Interconnect Specification Revision 1 3 Depending on system design a port write can be sent repeatedly until...

Page 136: ...untered the error condition and implementation specific information The layout of the port write packet is shown in the Table 15 on page 137 Port writes are sent at the priority defined in the PW_PRIO...

Page 137: ...s 6 7 and 29 RapidIO Port x Interrupt Status Register on page 328 Correct the error conditions and clear the error sources Clear the PORT_W_PEND bit in the RapidIO Port x Error and Status CSR on page...

Page 138: ...destinationID of the port write packet that is contained in the RapidIO Port Write Target Device ID CSR is also contained in a multicast group the port write will be routed to the multicast engine The...

Page 139: ...SP_CTL_INDEP OUTPUT_DEG bit 7 SP_ERR_STATUS OUTPUT_FAIL bit 6 SP_ERR_STATUS TEA bit 31 SP_INT_STATUS TEA_EN bit 31 SP_CTL_INDEP MCT_TEA bit 13 SP_INT_STATUS MCT_TEA_EN bit 13 SP_CTL_INDEP LINK_INIT_N...

Page 140: ...s not associated with any port Two functions that are port specific have separate indicator bits to allow for faster handling These functions are Multicast Event Control Symbol reception and reception...

Page 141: ...or and Status Register Status Status Bit Further Information Interrupt Enable Interrupt Clearing OUTPUT_DROP RIO Serial Port x Control CSR RIO Port x Error Rate CSR RIO Port x Error Rate Threshold CSR...

Page 142: ...ontrol Independent Register on page 321 controls whether any enabled interrupts are propagated to the Global Interrupt Status Register on page 390 to generate an interrupt If the IRQ_EN bit is disable...

Page 143: ...slave serial interface that can be used for the following purposes Initializing device registers from an EEPROM after reset Reading and writing external devices on the I2 C bus Reading and writing Tsi...

Page 144: ...r by software configuration Provides mailbox registers for communicating between maintenance software operating on RapidIO based processors and external I2 C masters Supports I2 C operations up to 100...

Page 145: ...nsmitted from one device to another across the I2C_SD bus with timing referenced to the I2C_SCLK bus With some exceptions each bus can be driven low to a logic 0 by any device but is pulled high to a...

Page 146: ...static signals from outside the block or connect to package pins for board level configuration The I2C_MA pin is a power up configuration pin that is latched during reset On the core side the I2C blo...

Page 147: ...ternal I2C Device External I2C Device I2C_SD I2C_SCLK Master Interface Digital Filter Digital Filter Boot Load Sequencer Slave Interface Internal Register Bus Master Externally Visible Registers Event...

Page 148: ...Rd 1 Slave Address Data Read from Device ReadData P R Restart loops to start of slave address sequence Stop ends the transaction bus is idle A Byte A Byte A Byte K A A K A A A A A N I2 C Write Data P...

Page 149: ...protocol used by memory oriented devices such as EEPROMs involves the master sending one or more bytes of memory address to the slave to position the slave s memory address or peripheral address then...

Page 150: ...rom I2C_MST_WDATA P S PerAdrMsb PerAdrLsb ReadData 7 Bit SlvAdr Wr 0 Slave Address Peripheral Address Data Read from Device ReadData A A A A A ReadData ReadData N A Arbitration Loss pa_size 2 pa_size...

Page 151: ...ROM This example is configured in the context of register writes that must be made during a boot load of the EEPROM 7 4 1 1 Write Example Write 8 bytes to the EEPROM w 1d114 0x0042FFFF load the write...

Page 152: ...Enable Register In this case the transaction is not automatically retried and it is up to software to retry if needed 7 4 5 Master Peripheral Addressing Some devices such as EEPROMs require a peripher...

Page 153: ...MA_OK of the I2C Interrupt Enable Register 7 5 Tsi576 as I2 C Slave The Tsi576 can operate as a slave device on the I2C bus An external master device places a transaction on the bus with a device add...

Page 154: ...ress space In addition either the SA_WRITE or SA_READ interrupt status is updated in the I2 C Interrupt Status Register if a read or write to the internal register space was triggered by the access An...

Page 155: ...e bytes no defined limit Write Transaction Matched to SLV_ADDR Sets SLV_PA Data Written to Peripheral Space P R ReadData ReadData A A ReadData N Read Transaction Setting Peripheral Address Readdress f...

Page 156: ...f 256 bytes from 0x00 to 0xFF that can be directly read and written by an external I2C master device When an external master sets the peripheral address this sets a pointer viewable in the SLV_PA fiel...

Page 157: ...R W EXI2C_REG_WDATA Specifies the data to write to the internal register address held in EXI2C_REG_WADDR Side effects When address 0x07 the MSB is written the data in this register is written to the i...

Page 158: ...ng mailboxes and on the state of the alert response flag 0x24 0x27 R W EXI2C_ACC_CNTRL Provides control information on how the Tsi576 handles internal register accesses through the EXI2C_REG_RDATA and...

Page 159: ...gister read operation is completed the data is first loaded into the Externally Visible I2C Internal Read Data Register then returned to the external I2C master byte by byte The Externally Visible I2C...

Page 160: ...transactions The following conditions pre exist ALERT_FLAG is set in the Externally Visible I2C Slave Access Status Register 1 External device reads Externally Visible I2C Slave Access Status Register...

Page 161: ...2 C Slave Access Status Register then does another Alert Response request The ALERT_FLAG is zero all enables were cleared so the alert response address is NACKed I2 C Sequence S SLVA W PA 0x84 A WD 0x...

Page 162: ...tic Timer I2C_BOOT_DIAG_TIMER is 0x8000BBCC reserved fields stay zero and interrupt status SA_OK and SA_WRITE assert An optional interrupt can also be sent to the Interrupt Controller if enabled in th...

Page 163: ...lly Visible I2 C Internal Read Address Register is0x001D354 and interrupt status SA_OK and SA_READ assert An optional interrupt can also be sent to the Interrupt Controller if enabled in SA_OK and SA_...

Page 164: ...registers are discussed further in the following sections EXI2C_MBOX_IN Writes to Mailbox 0100 000111 EXI2C_MBOX_IN EXTERNAL I2 C MASTER Flag Goes Up EXI2C_ACC_STAT IMB_FLAG Host is Interrupted IMB_F...

Page 165: ...ternally Visible I2C Slave Access Status Register which the external I2C master can poll through the slave interface When the flag goes up 1 the external I2 C master reads the outgoing mailbox registe...

Page 166: ...col as a SMBus host device in slave mode 7 7 2 SMBus Protocol Support The Tsi576 master interface functionality supports a subset of the SMBus Protocols see Figure 36 In all cases the Tsi576 masters a...

Page 167: ..._SIZE 0 SIZE 0 WRITE 0 SMBus Write Byte PA_SIZE 1 SIZE 1 DORDER 1 WRITE 1 SMBus Write Word PA_SIZE 1 SIZE 2 DORDER 1 WRITE 1 SMBus Read Byte PA_SIZE 1 SIZE 1 DORDER 1 WRITE 0 SMBus Read Word PA_SIZE 1...

Page 168: ...see Power up Options in this document This data initializes the Tsi576 s internal registers The boot load sequence occurs only after a full chip reset and follows the steps shown in Figure 38 The boo...

Page 169: ...Info Per Address Select next device Boot Init and Device Detect Set Register Count Peripheral Address Read Register Count from the first 2 bytes of the EEPROM after reset Set Register Info Peripheral...

Page 170: ...al low preventing the generation of a STOP or START condition To try to force these devices out of their hung state the Tsi576 allows the I2C_SD signal to stay high and generate 9 clock pulses on the...

Page 171: ...pt status is updated in the I2C Interrupt Status Register On these boot load status bits the optional interrupt can be forwarded to the Interrupt Controller if enabled in the I2C Interrupt Enable Regi...

Page 172: ...gister It may also be necessary to use the BOOT_UNLK field to change the lower 2 bits of the EEPROM address By default the BOOT_UNLK field is not set so if the BOOT_ADDR field is changed the lower 2 b...

Page 173: ...er Transmit Data Register at internal address 0x1D114 loaded with data value 0x0506_0708 Table 18 Format for Boot Loadable EEPROM PerAdr PerAdr 0 PerAdr 1 PerAdr 2 PerAdr 3 0x0 RegCnt MSB RegCnt LSB 0...

Page 174: ...haining operations The clocking speeds of the master devices Because many of these parameters are outside the control of the Tsi576 the boot time cannot be predicted with complete accuracy Table 20 Sa...

Page 175: ...ime is a design concern the following techniques may accelerate the boot load sequence 1 If the EEPROM supports reading of a large block of data sequentially change PAGE_MODE in I2C Boot Control Regis...

Page 176: ...d or write access during slave address phase or peripheral address phase or any write access during the data phase Access aborted STOP generated The I2C_ACC_STAT register indicates where transaction w...

Page 177: ...and another device holds the signal to 0 Slave releases I2C_SD and I2C_SCLK goes into wait state SA_FAIL SCOL Register Initialization Loader Errors Failed to find EEPROM Initialization read Read opera...

Page 178: ...t Generation The interrupt status bits are cleared by a write one to clear operation to the Interrupt Status Register provided the interrupt status register has first been read For test purposes bits...

Page 179: ...tatus bit The combined event state becomes the interrupt status bit in the Interrupt Status Register and is then anded with the corresponding enable in the I2C Interrupt Enable Register All the enable...

Page 180: ...FULL Incoming Mailbox Full IMBW Incoming Mailbox Write Event BL_FAIL Boot Load Fail BLTO Boot Load Timeout Error BLERR Boot Load Error Event BLSZ Boot Load Size Error Event BLNOD Boot Load No Device E...

Page 181: ...to their monitor for bus idle phase It is up to software to decide how to handle this error Because any operation was aborted without correct termination no Stop it is possible that the external devi...

Page 182: ...plete If an ACK or NACK is successfully received the master continues as if the timeout had not expired If another I2 C master collides with Slave Address the timeout immediately takes effect followin...

Page 183: ...has not completed in a reasonable time This could occur if the EEPROM was improperly programmed with an infinite chaining loop the bus ownership is held by some other device or some other anomalous si...

Page 184: ...ion Timeout Master or Slave PerAdr or Data A N R P Wait for Bus Idle S Boot Adr A N W Boot Timeout Master Only Load Regs P Idle Detect EEPROM Reset Chain Load Regs START PerAdr P From SCL sampled low...

Page 185: ...e not guaranteed to conform to the I2C Specification because of the absence of Schmitt triggers on the input of the I2C_SD and I2C_SCLK signals and the absence of slope controlled outputs for the I2C_...

Page 186: ...ams I2C_SCLK START RESTART Condition Setup I2C_SD Hold I2C_SCLK STOP Condition Setup I2C_SD I2C_SCLK I2C_SD Data Bit or Ack Nack Setup I2C_SD Hold SCL Minimum Low I2C_SCLK High Low Minimum High Nomina...

Page 187: ...re is no separate Stop Hold parameter as the only valid condition following a Stop would be a Start therefore the Start Setup fulfills the same use as a Stop Hold or Stop to Start buffer time This par...

Page 188: ...the low period than the nominal low period the high period nominal timer will likely expire early and the minimum high period timer will control the high period when the clock is finally released 7 1...

Page 189: ...fied for a single switch Performance for larger systems can be computed from this data 8 1 1 Throughput Throughput for packets is a measurement of the amount of packet data that can be transferred in...

Page 190: ...ency figure that each packet experiences difficult because the amount of contention that a packet experiences can vary widely As such these scenarios are not covered in this manual Figure 43 Latency I...

Page 191: ...rformance Statistics Counter 0 and 1 Control Register on page 334 RapidIO Port x Performance Statistics Counter 0 Register on page 346 Any of the performance statistics counter registers can be config...

Page 192: ...ket size is COUNTER A divided by the value in COUNTER B 3 Utilization packet rate packet size max capacity Utilization is calculated using parameter 1 and parameter 2 above These values are derived fr...

Page 193: ...Register on page 354 RapidIO Port x Transmitter Output Queue Congestion Period Register on page 356 The registers in the inbound direction are RapidIO Port x Receiver Input Queue Depth Threshold Regis...

Page 194: ...t the lower the throughput the higher the average latency and the greater the spread between minimum and maximum latency For ports operating in 1x mode performance measurements are specified for opera...

Page 195: ...pidIO egress buffer management For high priority configurations watermark settings should be used which deliver maximal throughput for the highest priority packets For ingress and egress ports a maxim...

Page 196: ...intain the line rates This means there is no retry of packets at the ingress ports and no bubbles will appear in the egress packet stream except for the idle sequence insertion every 5000 code groups...

Page 197: ...ance Under a non congested one port to many ports packet traffic scenario when the ingress line rate is the same as the total egress line rates for example one 4x mode 3 125 Gbaud ingress port splitti...

Page 198: ...st engine retries occur at the ingress port In this situation the egress port maintains its line rate For example when an egress port is set to 4x mode 2 5 Gbaud while the multicast engine is receivin...

Page 199: ...er by 1 Yes No Leak Rate timer expire Congestion Period timer expire Yes Yes No No Increment Congestion Period Counter by 1 Yes No Clear Congestion Period Counter Congestion Period Counter read by sof...

Page 200: ...CONG_PERIOD_CTR This is the Congestion Period Counter This counter is incremented at every tick whose period is set by the CONG_PERIOD field when the Congestion Counter is greater than zero This regis...

Page 201: ...status Both interrupts are located in the RapidIO Port x Interrupt Status Register on page 328 for the port The Congestion Counter and Congestion Period Counter fields must be polled in order to dete...

Page 202: ...ion Period Count value see RapidIO Port x Transmitter Output Queue Depth Threshold Register on page 352 and the Congestion Counter value see RapidIO Port x Transmitter Output Queue Congestion Status R...

Page 203: ...re are five standard pins associated with the interface TMS TCK TDI TDO and TRST_b which allow full control of the internal TAP Test Access Port controller The JTAG Interface has the following feature...

Page 204: ...ing down the normal traffic in the device or during initialization A user defined command is used to enable the read and write capabilities of the interface The command is in the IEEE 1149 1 Instructi...

Page 205: ...at are being shifted out as the first two bits shifted out 5 Go back to step two to perform another write 9 3 3 Read Access to Registers from the JTAG Interface The following steps are required in ord...

Page 206: ...9 JTAG Interface JTAG Register Access Details 206 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com...

Page 207: ...ation Clocks on page 207 Resets on page 211 Power up Options on page 214 10 1 Clocks The Tsi576 has three input clocks S_CLK_p n P_CLK and I2C_SCLK that are used to produce the Tsi576 s internal clock...

Page 208: ...one RXCLKA or two RXCLKA B clocks are recovered On the transmit side the clock TX_CLK is derived from the SerDes An extra clock SYS_CLK is also sourced from the SerDes to the MAC The S_CLK_p n signal...

Page 209: ...1 3 Reference clocks The two reference clocks are described in Table 26 Tip For information on configuring the clock rate of RapidIO ports refer to Clocking on page 70 Table 26 Tsi576 Input Reference...

Page 210: ...P_CLK Programming on page 495 100 MHz This clock domain includes all internal registers within each of the internal blocks as well as the bus that performs the register accesses The domain uses the i...

Page 211: ...ble for performing automatic reads from an externally attached EEPROM device in order to load the initial configuration of the device For more details refer to I2C Interface on page 143 10 2 1 2 HARD_...

Page 212: ...tion of the self reset which is at least four P_CLK clock cycles If the SELF_RST field is not set an interrupt signal is asserted if RCS_INT_EN is also set in the RapidIO Port x Mode CSR on page 312 S...

Page 213: ...device is dropped and any traffic still in flight to the peer device is dropped 4 Use the RapidIO Serial Port x Link Maintenance Request CSR on page 275 to transmit four reset control symbols in a row...

Page 214: ...wer down SPn_PWRDN mode selection SPn_MODESEL lane swap SP_RX_SWAP and SP_TX_SWAP and I2 C pins I2c_DISABLE I2C_MA I2C_SA 1 0 I2C_SEL 10 3 1 Power up Option Signals Power up options are latched at res...

Page 215: ...bility of this pin is only used in test mode SP n _PWRDN Port n Transmit and Receive Power Down Control This signal controls the state of Port n and Port n 1 The PWRDN controls the state of all four l...

Page 216: ...when driven low single byte peripheral address is assumed I2C_SA 1 0 I2 C Slave Address pins The values on these two pins represent the values for the lower 2 bits of the 7 bit address of Tsi576 when...

Page 217: ...fix _p are the positive half of a differential pair Signals with the suffix _n are the negative half of a differential pair Signals with the suffix _b are active low Signals are classified according t...

Page 218: ...rts and in numerous register configuration fields Core Power Core supply Core Ground Ground for core logic I O Power I O supply N C No connect These signals must be left unconnected Table 30 Tsi576 Po...

Page 219: ...ial Port 11 SP11 1x 12 Serial Port 12 SP12 1x 13 Serial Port 13 SP13 1x 14 Serial Port 14 SP14 Unavailable This port is un initialized and the port registers must be treated as reserved Writes to port...

Page 220: ...ontrol symbol 2 REF_AVDD SP_IO_SPEED 1 0 Port Config 2 Ports 0 2 4 6 10 12 SP_VDD SP 2 4 10 12 _T A B _ p n 16 SP_VDD SP0_T A B C D _ p n SP0_R A B C D _ p n SP0_REXT 8 8 SP0_MODESEL 1 1 SP1_PWRDN 1 S...

Page 221: ...mode Port n 1 Lane B Differential Non inverting Transmit Data output 1x mode No termination required SP n _TB_n O SRIO Port n Lane B Differential Inverting Transmit Data output 4x mode Port n 1 Lane B...

Page 222: ...eive Data input 4x mode DC blocking capacitor of 0 1uF in series SP 0 6 _RD_n I SRIO Port n Lane D Differential Inverting Receive Data input 4x mode DC blocking capacitor of 0 1uF in series Serial Por...

Page 223: ...configuration Either a 10K pull up to VDD_IO or a 10K pull down to VSS_IO Internal pull up can be used for logic 1 SP n 1 _PWRDN I O LVTTL PU Port n 1 Transmit and Receive Power Down Control This sign...

Page 224: ...er to be sampled correctly These signals are ignored after reset and software is able to over ride the port frequency setting in the SRIO MAC x Digital Loopback and Clock Selection Register on page 37...

Page 225: ...SWAP I LVTTL PD Configures the order of 4x transmit lanes on serial ports 0 6 0 A B C D 1 D C B A Must remain stable for 10 P_CLK cycles after HARD_RST_b is de asserted in order to be sampled correctl...

Page 226: ...RapidIO link If self reset is not selected this pin remains asserted until the reset request is cleared from the status registers If self reset is selected this pin remains asserted until the self re...

Page 227: ...signal does not control the slave accessibility of the interface This signal is ignored after reset No termination required Pull up to VDD_IO through a 10K resistor if I2 C loading is not required I2C...

Page 228: ...utput No connect if JTAG is not used Pull up to VDD_IO through a 10K resistor if used TMS I LVTTL PU IEEE 1149 1 1149 6 Test Access Port Test Mode Select Pull up to VDD_IO through a 10K resistor if no...

Page 229: ...Manual for more information Common Supply VDD_IO Common 3 3V supply for LVTTL I O Refer to decoupling recommendations in the Tsi576 Hardware Manual for more information VSS Common ground returns for d...

Page 230: ...11 Signals Pinlist and Ballmap 230 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com...

Page 231: ...egisters on page 382 Utility Unit Registers on page 390 Multicast Registers on page 397 SerDes Per Lane Register on page 404 12 1 Overview The application defined Tsi576 registers receive initial valu...

Page 232: ...8 to 13 2 a read modify write operation must be performed for register reserved fields that have an undefined reset value Other reserved fields should always be written as 0 unless otherwise noted Ta...

Page 233: ...1x or 4x 1 Serial Port 1 SP1 1x 2 Serial Port 2 SP2 1x 3 Serial Port 3 SP3 1x 4 Serial Port 4 SP4 1x 5 Serial Port 5 SP5 1x 6 Serial Port 6 SP6 1x or 4x 7 Serial Port 7 SP7 1x 8 Serial Port 8 SP8 Una...

Page 234: ...ce number refers to a RapidIO port number The special instance BC broadcast refers to a register that when written simultaneously affects all powered up ports and that when read returns a value from p...

Page 235: ...Extension Registers on page 287 0x01000 0x0143C Reserved 0x014C0 0x0FFFF IDT Specific RapidIO Registers on page 309 and Serial Port Electrical Layer Registers 0x10000 0x14FFC Reserved 0x15000 0x1A9FC...

Page 236: ...ch Multicast Support CAR on page 257 00034 RIO_LUT_SIZE RapidIO Route LUT Size CAR on page 258 00038 RIO_SW_MC_INFO RapidIO Switch Multicast Information CAR on page 259 0003C 00064 Reserved 00068 RIO_...

Page 237: ...RapidIO Switch Port General Control CSR on page 274 Serial Port 0 Registers Offset 0x140 0x15C 00140 SP0_LM_REQ RapidIO Serial Port x Link Maintenance Request CSR on page 275 00144 SP0_LM_RESP RapidI...

Page 238: ...ized 320 33C Serial Port 15 Tsi576 un initialized 340 FFC Tsi576 Reserved RapidIO Error Management Extensions General Error Management Registers 01000 RIO_ERR_RPT_BH RapidIO Error Reporting Block Head...

Page 239: ...SR and Debug 0 on page 301 0104C SP0_ERR_ATTR_CAPT_0_DBG1 RapidIO Port x Packet and Control Symbol Error Capture CSR 0 and Debug 1 on page 303 01050 SP0_ERR_ATTR_CAPT_1_DBG2 RapidIO Port x Packet Erro...

Page 240: ...l Port 15 Tsi576 un initialized 01440 0FFFC Tsi576 Reserved IDT Specific RapidIO Registers Broadcast Registers Offset 10000 10FFC Writing these registers affects all ports Read data comes from port SP...

Page 241: ...ort 0 Same set of registers as Broadcast Registers offset 10000 100FC 11100 111FC Serial Port 1 11200 112FC Serial Port 2 11300 113FC Serial Port 3 11400 114FC Serial Port 4 11500 115FC Serial Port 5...

Page 242: ...8 SP0_PSC4n5_CTRL RapidIO Port x Performance Statistics Counter 4 and 5 Control Register on page 342 1302C 1303C Reserved 13040 SP0_PSC0 RapidIO Port x Performance Statistics Counter 0 Register on pag...

Page 243: ...x SerDes Configuration Global on page 374 130C8 SMAC0_DLOOP_CLK_SEL SRIO MAC x Digital Loopback and Clock Selection Register on page 379 130CC Reserved 130D0 MCES_PIN_CTRL MCES Pin Control Register on...

Page 244: ...s 0x13000 0x130FC 13F00 13FAC Serial Port 15 Tsi576 un initialized Same set of registers as for SP0 offsets 0x13000 0x130AC The registers at offsets 0x130B0 0x130FC are excluded Fabric Global Interrup...

Page 245: ...0 1B0FC Reserved 1B100 1B1FC Serial Port 1 Same set of registers as Serial Port 0 offset 1B000 1B0FC 1B200 1B2FC Serial Port 2 1B300 1B3FC Serial Port 3 1B400 1B4FC Serial Port 4 1B500 1B5FC Serial Po...

Page 246: ..._PM_CTL_1 SerDes Lane 1 Pattern Matcher Control Register on page 410 1E074 SMAC 0 2 4 6 _FP_VAL_1 SerDes Lane 1 Frequency and Phase Value Register on page 414 1E078 1E07C Reserved 1E0A0 SMAC 0 2 4 6 _...

Page 247: ...registers are organized and accessed in the same way as the CARs All of the registers in this section are defined in the RapidIO Interconnect Specification Revision 1 3 These registers are reset by th...

Page 248: ...0000 Bits 0 1 2 3 4 5 6 7 00 7 DEV_ID 07 15 DEV_ID 16 23 DEV_VEN_ID 24 31 DEV_VEN_ID Bits Name Description Type Reset Value 0 15 DEV_ID Device Identifier This field contains the IDT assigned part numb...

Page 249: ...ue 0x0000_0010 Register offset 00004 Bits 0 1 2 3 4 5 6 7 00 07 Reserved 08 15 Reserved 16 23 Reserved 24 31 SILICON_REV METAL_REV Bits Name Description Type Reset Value 0 23 Reserved N A R 0 24 27 SI...

Page 250: ...O_ASBLY_ID Reset value 0x0001_000D Register offset 00008 Bits 0 1 2 3 4 5 6 7 00 07 ASBLY_ID 08 15 ASBLY_ID 16 23 ASBLY_VEN_ID 24 31 ASBLY_VEN_ID Bits Name Description Type Reset Value 0 15 ASBLY_ID A...

Page 251: ...SBLY_INFO Reset value 0x0000_0100 Register offset 0000C Bits 0 1 2 3 4 5 6 7 00 07 ASBLY_REV 08 15 ASBLY_REV 16 23 EXT_FEAT_PTR 24 31 EXT_FEAT_PTR Bits Name Description Type Reset Value 0 15 ASBLY_REV...

Page 252: ...reads and writes 1 The processing element has physically addressable local address space and can be accessed as an endpoint through non maintenance that is NREAD and NWRITE transactions R 0 2 PROC Pro...

Page 253: ...guration of the ingress port s lookup table This bit is not used in the control of any functionality in the Tsi576 0 Device supports 8 bit destination IDs only 1 Device supports 8 bit and 16 bit desti...

Page 254: ...et Value 0 15 Reserved N A R 0x0000 16 23 PORT_TOTAL Port Total The total number of RapidIO ports on the device Note that the number of ports reported in this register assumes that all RapidIO ports a...

Page 255: ...15 Reserved IMPLEMENT_DEF 16 23 READ WRITE STRM_WR WR_RES D_MSG DBELL Reserved A_TSWAP 24 31 A_INC A_DEC A_SET A_CLEAR Reserved PORT_WR Reserved Bits Name Description Type Reset Value 0 13 Reserved N...

Page 256: ...sters 256 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com 29 PORT_WR Port write operation The RapidIO ports support port write generation to report errors R 1 30 31 Reserved Im...

Page 257: ...oes not support the simple programming model for more information see the RapidIO Multicast Mask Configuration Register on page 265 Register name RIO_PE_MC_FEAT Reset value 0x0000_0000 Register offset...

Page 258: ...ination IDs with limited capabilities Register name RIO_LUT_SIZE Reset value 0x0000_01FF Register offset 0034 Bits 0 1 2 3 4 5 6 7 00 07 Reserved 08 15 Reserved 16 23 LUT_SIZE 0 7 24 31 LUT_SIZE 8 15...

Page 259: ...ociation between a destinationID and a multicast mask 1 Block association is supported Not implemented in the Tsi576 R 0 1 ASSOC_SCOPE Defines the capabilities of a switch to associate a destination I...

Page 260: ...FFF Note that writing 0xFFFF to this register does not result in a lock being obtained After writing the HOST_BASE_ID field a processing element must read the Host Base Device ID Lock CSR to verify th...

Page 261: ...dIO Component Tag CSR This register is written by software It is used for labeling and identifying the port write transactions to the host Register name RIO_COMP_TAG Reset value 0x0000_0000 Register o...

Page 262: ...per port configuration registers and they include an auto increment bit to increment the contents of SPx_ROUTE_CFG_DESTID after a read or write operation For details on how to configure the LUTs usin...

Page 263: ...ion registers and they include an auto increment bit to increment the contents of SPx_ROUTE_CFG_DESTID after a read or write operation For details on how to configure the LUTs using this register refe...

Page 264: ...078 Bits 0 1 2 3 4 5 6 7 00 07 Reserved 08 15 Reserved 16 23 Reserved 24 31 DEFAULT_PORT Bits Name Description Type Reset Value 0 23 Reserved Reserved R 0 24 31 DEFAULT_ PORT Default Output Port All t...

Page 265: ...UM 7 0 24 31 Reserved MASK_CMD Reserved PORT_ PRESENT Bits Name Description Type Reset Value 0 15 MC_MASK_NUM Specifies the multicast mask 0 7 which is to be modified when this register is written wit...

Page 266: ...Multicast Mask 010 Delete the given Egress_Port_Number from the specified Multicast Mask 011 Reserved 100 Delete all egress ports from the specified Multicast Mask 101 Add all egress ports to the spec...

Page 267: ...IDs to ranges of masks is not supported Register name RIO_MC_DESTID_CFG Reset value 0x0000_0000 Register offset 00084 Bits 0 1 2 3 4 5 6 7 00 07 DESTID_BASE_LT 7 0 08 15 DESTID_BASE 7 0 16 23 MASK_NU...

Page 268: ...ulticast mask or which association must be removed Register name RIO_MC_DESTID_ASSOC Reset value 0x0000_0000 Register offset 00088 Bits 0 1 2 3 4 5 6 7 00 07 ASSOC_BLK_SIZE 08 15 ASSOC_BLK_SIZE 16 23...

Page 269: ...on Register 11 Add Associations This register write adds associations between a destination ID and multicast mask number The multicast mask number and destination ID are specified by a prior write to...

Page 270: ...lds and some read only fields using the I2 C register loading capability on boot Refer to I2 C Interface on page 143 for more information on the use of I2 C controller register loading capability Read...

Page 271: ...idt com 8 0x0240 Tsi576 un initialized 9 0x0260 Tsi576 un initialized 10 0x0280 1x serial port 11 0x02A0 1x serial port 12 0x02C0 1x serial port 13 0x02E0 1x serial port 14 0x0300 Tsi576 un initializ...

Page 272: ...block header information Register name RIO_SW_MB_HEAD Reset value 0x1000_0009 Register offset 100 Bits 0 1 2 3 4 5 6 7 00 07 EF_PTR 08 15 EF_PTR 16 23 EF_ID 24 31 EF_ID Bits Name Description Type Res...

Page 273: ...f 100 MHz When Link Time Out is expired the port enters the Output Error state as outlined in the RapidIO Interconnect Specification Revision 1 3 Register name RIO_SW_LT_CTL Reset value 0xFFFF_FF00 Re...

Page 274: ...le through the Port General Control CSR of any other physical layer implemented on a device Register name RIO_SW_GEN_CTL Reset value 0x0000_0000 Register offset 13C Bits 0 1 2 3 4 5 6 7 00 07 Reserved...

Page 275: ...request is outstanding and the CMD field is written to then the register write is ignored If this register is written twice in rapid succession it could cause a protocol violation If the RapidIO Seria...

Page 276: ...cal Layer Registers 276 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com Writing to this register on a port in normal operation affects traffic on that port This register should...

Page 277: ...T LINK_STAT Bits Name Description Type Reset Value 0 RESP_VLD Response Valid 0 No link response control symbol received or no link request reset transmitted 1 If the link request was a link request in...

Page 278: ...to manually implement error recovery Note The INBOUND value can be initialized through the I2 C Interface Initializing the INBOUND value from I2 C is required for test purposes only Unless the INBOUN...

Page 279: ...his register is being processed the OUTBOUND value is not used for the next packet transmitted The new OUTBOUND value is always used when the port is operating normally and when the port is in an erro...

Page 280: ...T_ ERR PORT_ OK PORT_ UNINIT Bits Name Description Type Reset Value 0 4 Reserved N A R 0 5 OUTPUT_DROP Output port has discarded a packet The packet is dropped when the Error Rate Threshold is reached...

Page 281: ...sibly recovered from a transmission error This bit is set when the Output Error stopped bit bit 15 is set R W1C 0 15 OUTPUT_ERR_ STOP Output Error stopped Outbound port is in the output error stopped...

Page 282: ...able to recover fatal error The following fatal errors cause a PORT_ERR Four link request tries with link response but no outstanding ackID Four link request tries with time out error for link respons...

Page 283: ...ROP_EN PORT_LO CKOUT PORT_TYP E Bits Name Description Type Reset Value 0 1 PORT_WIDTH Port Width This field displays the port mode after reset 00 Single lane port the port is 1x mode only 01 Four lane...

Page 284: ...ependent Register on page 321 register Note Initial port width of the port is set by SPx_MODESEL pins at power up After reset release the SPx_MODESEL pins are ignored and configuration is controlled b...

Page 285: ...control symbols out this port R W 0 13 Reserved N A R 0 14 ENUM_B Enumeration boundary bit used in system discovery algorithms This bit does not control any functionality within the Tsi576 The reset v...

Page 286: ...orce the sending device to signal an error condition The receipt of a packet by the locked out port causes the assertion of the INPUT_ERR and INPUT_ERR_STOP bits in its RapidIO Port x Error and Status...

Page 287: ...rmation on the use of I2C controller register loading capability The Logical Transport Error Detect registers are not required for a switch However a switch s register bus access errors and transport...

Page 288: ...packets to the connected device if the Output Failed Encountered bit is set and or if the Error Rate Failed threshold has been met or exceeded 0 1 The port discards packets that receive a Packet not a...

Page 289: ...gement Extensions registers in the Tsi576 Register name RIO_ERR_RPT_BH Reset value 0x0000_0007 Register offset 1000 Bits 0 1 2 3 4 5 6 7 00 07 EF_PTR 08 15 EF_PTR 16 23 EF_ID 24 31 EF_ID Bits Name Des...

Page 290: ...No other packets reach the logical layer of a switch Register name RIO_LOG_ERR_DET Reset value 0x0000_0000 Register offset 1008 Bits 0 1 2 3 4 5 6 7 00 07 Reserved L_ILL_TRA NS Reserved 08 15 L_ILL_RE...

Page 291: ...rrupts can be generated for these sources No other packets reach the logical layer of a switch Register name RIO_LOG_ERR_DET_EN Reset value 0x0000_0000 Register offset 100C Bits 0 1 2 3 4 5 6 7 00 07...

Page 292: ...ta can be captured in this register for erroneous port writes and maintenance responses as these transactions reserve the address field If the TT code for an erroneous maintenance request is invalid t...

Page 293: ...t received For switches the errors detected are limited to maintenance packets maintenance requests maintenance responses and port writes with a hop count of 0 No other packets can reach the logical l...

Page 294: ...ing the FTYPE field in the packet Note that for switches the errors detected are limited to maintenance packets maintenance requests maintenance responses and port writes with a hop count of 0 No othe...

Page 295: ...its 0 1 2 3 4 5 6 7 00 07 DESTID_MSB 08 15 DESTID_LSB 16 23 LARGE_ DESTID Reserved 24 31 Reserved Bits Name Description Type Reset Value 0 7 DESTID_MSB Most Significant Byte of port write Target Devic...

Page 296: ...99 When the threshold is reached hardware informs the system software of the error using its standard error reporting function After the error has been reported the system software can read and clear...

Page 297: ...TEA MC_TEA LUT_PAR_ERR ILL_TRANS_ERR Caution The Error Capture register information is only valid for Reserved Transport Type Detected errors and Unmapped DestID errors For the Max Retry errors the in...

Page 298: ...a packet accepted control symbol for it and has moved to the next ACK_ID value This value can be found in the RapidIO Serial Port x Local ackID Status CSR on page 278 Therefore an ACK_ID mismatch has...

Page 299: ...1384 13C4 1404 Bits 0 1 2 3 4 5 6 7 00 07 IMP_SPEC _ERR Reserved 08 15 Reserved CS_CRC_E RR_EN CS_ILL_ID _EN CS_NOT_A CC_EN PKT_ILL_A CKID_EN PKT_CRC_ ERR_EN PKT_ILL_S IZE_EN Reserved 16 23 Reserved 2...

Page 300: ...bytes R W 0 15 25 Reserved N A R 0 26 LR_ACKID_ILL_ EN Enable error rate counting A received Link Response control symbol contains an ackID that is not outstanding R W 0 27 PROT_ERR_EN Enable error ra...

Page 301: ...ERR_TYPE 08 15 Reserved 16 23 Reserved 24 31 Reserved VAL_CAPT Bits Name Description Type Reset Value 0 1 INFO_TYPE Type of information logged 00 Packet 01 Control Symbol and unaligned SC or PD or un...

Page 302: ...t Error No 00001 to 00111 Bit 1 8 Reserved 01000 Bit 9 CS_CRC_ERR Control Symbol CRC Error Yes 01001 Bit 10 CS_ILL_ID Control Symbol Illegal ID Yes 01011 Bit 11 CS_NOT_ACC Control Symbol Not Accepted...

Page 303: ...ror recovery and threshold function the RapidIO Port x Error Detect CSR on page 296 and the Port x Error Capture registers are also writable Software must clear the Capture Valid Info VAL_CAPT bit in...

Page 304: ...1150 1190 11D0 1210 1250 1290 12D0 1310 1350 1390 13D0 1410 Bits 0 1 2 3 4 5 6 7 00 7 CAPT_1 0 7 8 15 CAPT_1 8 15 16 23 CAPT_1 16 23 24 31 CAPT_1 24 31 Bits Name Description Type Reset Value 0 31 CAP...

Page 305: ...acket Error Capture CSR 3 and Debug 4 Register name SP 0 15 _ERR_CAPT_3_DBG4 Reset value 0x0000_0000 Register offset 1058 1098 10D8 1118 1158 1198 11D8 1218 1258 1298 12D8 1318 1358 1398 13D8 1418 Bit...

Page 306: ...7 ERR_RB The Error Rate Bias value Register bus frequency 100 MHz 00 Do not decrement error rate counter 01 Decrement every 1 31ms 02 Decrement every 10 48ms 04 Decrement every 83 88ms 08 Decrement e...

Page 307: ...rt This number is decremented by the Error Rate Bias function The counter cannot over or underflow and continue to increment or decrement as defined even if thresholds are met Software can reset this...

Page 308: ...16 23 Reserved 24 31 Reserved Bits Name Description Type Reset Value 0 7 ERR_RFT Error Rate Failed Threshold These bits provide the threshold value for reporting an error condition due to a possibly b...

Page 309: ...ity on boot Refer to I2 C Interface on page 143 for more information on the use of I2 C controller register loading capability When a individual port is powered down the IDT Specific RapidIO Registers...

Page 310: ...formance Registers Port Register Offset Description SP0 13000 1x 4x mode serial port SP1 13100 1x mode serial port SP2 13200 1x mode serial port SP3 13300 1x mode serial port SP4 13400 1x mode serial...

Page 311: ...pe Reset Value 0 3 DISCOVERY_ TIMER Discovery Timer This field is used by serial ports configured to operate in 4x mode The discovery timer allows time for the link partner to enter its discovery stat...

Page 312: ..._ INT_EN Bits Name Description Type Reset Value 0 1 Reserved N A R 0 2 IDLE_ERR_DIS Idle Error Checking Disable 0 Error checking is enabled by default if one or more data characters are sent Dx y char...

Page 313: ...f 256 destination IDs 1 One 512 entry local LUT R W 1 8 29 Reserved N A R 0 30 MCS_INT_EN Multicast Event Control Symbol Interrupt Enable 0 Disabled 1 Enabled The interrupt signal is high when the mul...

Page 314: ...Interrupt Status Indicates whether a multicast event control symbol has been received on the port Reading the MCS field using the BC offset gives the value of Port 0 All MCS interrupts from ports are...

Page 315: ...13 15 PRIO2WM Priority 2 packets are accepted if the number of free buffer is greater than this value This value must be smaller than PRIO1WM Note It is a programming error for this value to be either...

Page 316: ...T_ID 0 7 24 31 CFG_DEST_ID 8 15 Bits Name Description Type Reset Value 0 AUTO_INC Automatically post increment the destination ID when the destination ID is used to perform either a read or a write th...

Page 317: ...ation Register name SP BC 0 15 _ROUTE_CFG_PORT Reset value Undefined Register offset 10074 11074 11174 11274 11374 11474 11574 11674 11774 11874 11974 11A74 11B74 11C74 11D74 11E74 11F74 Bits 0 1 2 3...

Page 318: ...eset value 0x0000_0000 Register offset 10078 11078 11178 11278 11378 11478 11578 11678 11778 11878 11978 11A78 11B78 11C78 11D78 11E78 11F78 Bits 0 1 2 3 4 5 6 7 00 07 BASE 08 15 Reserved 16 23 Reserv...

Page 319: ...EN LARGE_ SYS Reserved 8 15 Reserved 16 23 MC_ID 15 8 24 31 MC_ID 7 0 Bits Name Description Type Reset Value 0 MC_EN Multicast can be disabled by setting this bit 0 Disabled 1 Enabled R W 0 1 LARGE_ S...

Page 320: ...ent to all egress ports whose multicast select bit is set to 1 However the multicast packet is not sent to the port from which it was received regardless of the setting of that port s multicast select...

Page 321: ...lue 0 1 Reserved N A R 0 2 SCRATCH Scratch Pad This bit controls no functionality It is a read write scratch pad bit for software use R W 0 3 4 Reserved N A R 0 5 FORCE_REINIT Force Link Re initializa...

Page 322: ...0 14 LINK_INIT_NOTIF ICATION_EN Enables interrupts and port writes for LINK_INIT_NOTIFICATION events 0 Interrupt and or port write disabled 1 Interrupt and or port write enabled R W 0 15 LUT_PAR_ERR_...

Page 323: ...pth Interrupt Enable An interrupt is generated when the OUTB_DEPTH bit is set in the RapidIO Port x Interrupt Status Register on page 328 R W 0 28 INB_DEPTH_EN Input Queue Depth Interrupt Enable An in...

Page 324: ...only one outstanding request at a time Subsequent requests are ignored until the multicast control symbol is sent Register name SP 0 15 _SEND_MCS Reset value 0x0000_0002 Register offset 1300C 1310C 13...

Page 325: ...Reserved PORT_NUM Bits Name Description Type Reset Value 0 7 DESTID_MSB Most significant byte of a 16 bit destination ID used in the lookup operation which caused the error Only valid if the LG_DESTID...

Page 326: ...e LUT entry is mapped The PORT_NUM field value is the port to which the packet could be routed 0x0 to 0xF Caution The value of this bit is unpredictable when there is a parity error in the LUT For mor...

Page 327: ...0 Encoding for control symbol This field uses the parameters PAR_0 and PAR_1 R W 0 3 7 PAR_0 Used in conjunction with stype0 encoding R W 0 8 12 PAR_1 Used in conjunction with stype0 encoding R W 0 13...

Page 328: ...r This bit is cleared by writing a 1 to it or by clearing all bits in the RapidIO Port x Error Detect CSR on page 296 R W1C 0 14 LINK_INIT_ NOTIFICATION Link Initialization Notification Once set the L...

Page 329: ...ge 57 Once set the bit remains unchanged until all the error sources are cleared The setting of this bit generates an interrupt if the IRQ_EN bit in RapidIO Port x Control Independent Register on page...

Page 330: ...s set when Reordering Count reaches the maximum number defined in the Inbound Reordering Threshold field in the RapidIO Port x Reordering Counter Register on page 362 To get an interrupt in this statu...

Page 331: ...Reserved 24 31 ILL_TRANS _GEN Reserved MAX_RET RY_GEN OUTB_DE PTH_GEN INB_DEPT H_GEN INB_RDR_ GEN Reserved TEA_GEN Bits Name Descriptiona Type Reset Value 0 12 Reserved N A R 0 13 MC_TEA_GEN Forces t...

Page 332: ...as zero R W1S 0 30 Reserved Reserved R W1S 0 31 TEA_GEN Forces the TEA bit to be set to 1 This bit always reads as zero R W1S 0 a All bits in this register set clear bits in the RapidIO Port x Interr...

Page 333: ...t to these registers Table 43 Tundra Specific Per Port Performance Registers Port Register Offset Description SP0 13000 1x 4x mode serial port SP1 13100 1x mode serial port SP2 13200 1x mode serial po...

Page 334: ...rformance Statistics Counter 0 Register on page 346 and RapidIO Port x Performance Statistics Counter 1 Register on page 347 The SPx_PSCy can be disabled by selecting PSy_PRIO 0 3 to be set to 0 Setti...

Page 335: ...Counter 0 Register on page 346 0 If all PS0_PRIO 0 3 are set to zero the RapidIO Port x Performance Statistics Counter 0 Register on page 346 is disabled 1 Count priority 1 packets R W 0 3 PS0_PRIO0...

Page 336: ...lticast packet including header R W 0 16 PS1_PRIO3 Performance Stats Reg PS1 Priority 3 Selection This value represents the packet priority 3 is selected for which performance stats are accumulated fo...

Page 337: ...rved N A R 0 29 31 PS1_TYPE Performance Stats Reg PS1 Type Selection This value determines the type of performance statistics that is collected in the RapidIO Port x Performance Statistics Counter 1 R...

Page 338: ...nter 2 Register on page 348 and RapidIO Port x Performance Statistics Counter 3 Register on page 349 The SPx_PSCy can be disabled by selecting PSy_PRIO 0 3 to be set to 0 Setting PSy_PRIO 0 3 to all o...

Page 339: ...rol Register on page 342 0 If all PS2_PRIO 0 3 are set to zero the RapidIO Port x Performance Statistics Counter 4 and 5 Control Register on page 342 is disabled 1 Count priority 1 packets R W 0 3 PS2...

Page 340: ...tire multicast packet including header R W 0 16 PS3_PRIO3 Performance Stats Reg PS3 Priority 3 Selection This value represents the packet priority 3 is selected for which performance stats are accumul...

Page 341: ...rved N A R 0 29 31 PS3_TYPE Performance Stats Reg PS3 Type Selection This value determines the type of performance statistics that is collected in the RapidIO Port x Performance Statistics Counter 3 R...

Page 342: ...Statistics Counter 4 Register on page 350 and RapidIO Port x Performance Statistics Counter 5 Register on page 351 The SPx_PSCy can be disabled by selecting PSy_PRIO 0 3 to be set to 0 Setting PSy_PR...

Page 343: ...Counter 4 Register on page 350 0 If all PS4_PRIO 0 3 are set to zero the RapidIO Port x Performance Statistics Counter 4 Register on page 350 is disabled 1 Count priority 1 packets R W 0 3 PS4_PRIO0...

Page 344: ...multicast packet including header R W 0 16 PS5_PRIO3 Performance Stats Reg PS5 Priority 3 Selection This value represents the packet priority 3 is selected for which performance stats are accumulated...

Page 345: ...5 Type Selection This value determines the type of performance statistics that is collected in the RapidIO Port x Performance Statistics Counter 5 Register on page 351 Retries are not counted as part...

Page 346: ...lue is writable for testing purposes This counter saturates when it reaches its maximum value 0xFFFFFFFF and is cleared on a read The PS0_CTR is enabled when PS0_PRIO 0 3 value in the RapidIO Port x P...

Page 347: ...lue is writable for testing purposes This counter saturates when it reaches its maximum value 0xFFFFFFFF and is cleared on a read The PS1_CTR is enabled when PS1_PRIO 0 3 value in the RapidIO Port x P...

Page 348: ...ter value is writable for testing purposes This counter saturates when it reaches its maximum value 0xFFFFFFFF and is cleared on a read The PS2_CTR is enabled when PS2_PRIO 0 3 value in the RapidIO Po...

Page 349: ...lue is writable for testing purposes This counter saturates when it reaches its maximum value 0xFFFFFFFF and is cleared on a read The PS3_CTR is enabled when PS3_PRIO 0 3 value in the RapidIO Port x P...

Page 350: ...is writable for testing purposes This counter saturates when it reaches its maximum value 0xFFFFFFFF and is cleared on a read The PS4_CTR is enabled when PS4_PRIO 0 3 value in the RapidIO Port x Perfo...

Page 351: ...R counter value is writable for testing purposes This counter saturates when it reaches its maximum value 0xFFFFFFFF and is cleared on a read The PS5_CTR is enabled when PS5_PRIO 0 3 value in the Rapi...

Page 352: ...80 13880 13980 13A80 13B80 13C80 13D80 13E80 13F80 Bits 0 1 2 3 4 5 6 7 00 7 CONG_PERIOD 8 15 CONG_PERIOD 16 23 DEPTH Reserved LEAK_RT 24 31 LEAK_RT Bits Name Description Type Reset Value 0 15 CONG_PE...

Page 353: ...ill reaches or exceeds 3 7 the congestion counter increments when the buffer fill reaches 8 8 Reserved R W 0x0 20 Reserved N A R 0 21 31 LEAK_RT This value is the leak rate for both the receiver and t...

Page 354: ...requency as specified by the ERR_RB field in the RapidIO Port x Error Rate CSR on page 306 If the CONG_CTR equals or exceeds the threshold CONG_THRESH the maskable OUTB_DEPTH interrupt is generated Re...

Page 355: ...CONG_THRESH Output Queue Depth Threshold If the CONG_CTR count is equal to the value in this field an interrupt is reported to the system through the OUTB_DEPTH status bit in the RapidIO Port x Interr...

Page 356: ...ding the CONG_PERIOD_CTR clears the counter value The CONG_PERIOD_CTR can be disabled when the CONG_PERIOD field in the RapidIO Port x Transmitter Output Queue Depth Threshold Register is set to 0 Reg...

Page 357: ...eset value 0x0000_0000 Register offset 13090 13190 13290 13390 13490 13590 13690 13790 13890 13990 13A90 13B90 13C90 13D90 13E90 13F90 Bits 0 1 2 3 4 5 6 7 00 7 CONG_PERIOD 8 15 CONG_PERIOD 16 23 DEPT...

Page 358: ...packets in the input queue meets or exceeds this number the congestion counter is incremented 0 Disables congestion monitoring 1 The congestion counter increments when the buffer fill reaches or exce...

Page 359: ...frequency as specified by the ERR_RB field in the RapidIO Port x Error Rate CSR on page 306 If the CONG_CTR equals or exceeds the threshold CONG_THRESH the maskable INB_DEPTH interrupt is generated R...

Page 360: ...CONG_THRESH Input Queue Depth Threshold If the CONG_CTR count is equal to the value in this field an interrupt is reported to the system through the INB_DEPTH status bit in the RapidIO Port x Interru...

Page 361: ...G_PRIOD_CTR clears the register The CONG_PERIOD_CTR can be disabled when the CONG_PERIOD field in the RapidIO Port x Receiver Input Queue Depth Threshold Register is set to 0 Register name SP 0 15 _RX...

Page 362: ...8 Register name SP 0 15 _REORDER_CTR Reset value 0x0000_FFFF Register offset 130A0 131A0 132A0 133A0 134A0 135A0 136A0 137A0 138A0 139A0 13AA0 13BA0 13CA0 13DA0 13EA0 13FA0 Bits 0 1 2 3 4 5 6 7 00 7 C...

Page 363: ...and some read only fields using the I2 C register loading capability on boot Refer to I2 C Interface on page 143 for more information on the use of I2C controller register loading capability Software...

Page 364: ...G_GBL register TX_EN in the SMACx_CFG_CH3 register TX_EN in the SMACx_CFG_CH2 register TX_EN in the SMACx_CFG_CH1 register TX_EN in the SMACx_CFG_CH0 register RX_PLL_PWRON in the SMACx_CFG_CH0 registe...

Page 365: ...e Description Type Reset Value 0 HALF_RATE Baud Rate Control 0 Running at 2 5Gbps and 3 125Gbps 1 Running at 1 25Gbps This bit corresponds to the SerDes PLL divider setting selected by the IO_SPEED fi...

Page 366: ...s Configuration Global on page 374 is set to 1 R W 0x1 18 DPLL_RESE T A rising edge resets the frequency register of the DPLL The rising edge may be generated by writing a 0 and then a 1 to the regist...

Page 367: ...Serial Port Electrical Layer Registers 367 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com 31 Reserved N A Note Only write 1 to this reserved field R W 1 Continued Bits Name D...

Page 368: ...rved Bits Name Description Type Reset Value 0 HALF_RATE Baud rate control 0 Running at 2 5 Gbps and 3 125 Gbps 1 Running at 1 25 Gbps This bit corresponds to the SerDes PLL divider setting selected by...

Page 369: ...ation Global on page 374 is set to 1 R W 0x1 18 DPLL_RESE T A rising edge resets the frequency register of the DPLL The rising edge can be generated by writing a 0 and then a 1 to the register bit R W...

Page 370: ...1 0 RX_ALIGN _EN Reserved Bits Name Description Type Reset Value 0 HALF_RATE Baud rate control 0 Running at 2 5 Gbps and 3 125 Gbps 1 Running at 1 25 Gbps This bit corresponds to the SerDes PLL divide...

Page 371: ...PLL_RESE T A rising edge resets the frequency register of the DPLL The rising edge can be generated by writing a 0 and then a 1 to the register bit R W 0x1 19 20 Reserved N A R W 0 21 23 RX_EQ_VAL 2 0...

Page 372: ...served Bits Name Description Type Reset Value 0 HALF_RATE Baud rate control 0 Running at 2 5Gbps and 3 125Gbps 1 Running at 1 25Gbps This bit corresponds to the SerDes PLL divider setting selected by...

Page 373: ...nfiguration Global on page 374 is set to 1 R W 0x1 18 DPLL_RESE T A rising edge resets the frequency register of the DPLL The rising edge can be generated by writing a 0 and then a 1 to the register b...

Page 374: ...BYPASS_INIT is set to 1 R W 1 1 BYPASS_INI T Control bit to bypass initialization logic 0 default SerDes initialization is determined by SP_IO_SPEED 1 0 1 Bypass initialization logic set by the SP_IO...

Page 375: ...K_O FF 0 Turns on the MPLL clock 1 Stops the reference clock This bit is read only unless BYPASS_INIT in is set to 1 R W 0 26 31 Reserved N A R W Undefined The reserved bits in this register are conne...

Page 376: ...5 b10101 1133 1 22 0x16 5 b10110 1142 8 23 0x17 5 b10111 1152 5 24 0x18 5 b11000 1162 2 25 0x19 5 b11001 1171 9 26 0x1A 5 b11010 1181 6 27 0x1B 5 b11011 1191 3 28 0x1C 5 b11100 1200 9 29 0x1D 5 b11101...

Page 377: ...www idt com 5 h07 521 133 5 h08 563 144 5 h09 605 155 5 h0A 648 165 5 h0B 692 176 5 h14 605 100 5 h15 670 111 5 h16 735 121 5 h17 800 133 5 h18 865 144 5 h19 932 155 5 h1A 997 165 5 h1B 1065 3176 Tabl...

Page 378: ...egister offset 130C4 132C4 134C4 136C4 138C4 13AC4 13CC4 13EC4 Bits 0 1 2 3 4 5 6 7 00 07 Reserved 08 15 Reserved MPLL_PRESCALE 1 0 Unused 16 23 Unused 24 31 Unused Reserved Bits Name Description Type...

Page 379: ...to determine when a link is powered up and enabled but dead that is there is no link partner responding When a link is declared dead the transmitting port on the Tsi576 removes all packets from its t...

Page 380: ...ation refer to Port Loopback Testing on page 79 R W 0 23 DLB_EVEN_ EN Digital Equipment Loopback Mode Even numbered Port Digital equipment loopback mode connects Tx data flow to Rx data flow before th...

Page 381: ...ng to this register overrides the configuration provided by the pin 0 Normal mode of operation 1 Port powered down R W Undefined 29 PWDN_X4 Power down control for even numbered ports using this MAC In...

Page 382: ...7 00 07 Reserved RDR_LIMIT 08 15 RDR_LIMIT _EN Reserved IN_ARB_MODE Reserved TEA_INT_E N TEA_EN 16 23 TEA_OUT 15 8 24 31 TEA_OUT 7 0 Bits Name Description Type Reset Value 0 3 Reserved N A R 0x0 4 7...

Page 383: ...rupt is produced when a TEA event occurs R W 0 15 TEA_EN TEA Enable 0 TEA timer is disabled similar to writing all 0s to the TEA_OUT field 1 TEA timer is enabled R W 1 16 31 TEA_OUT 1 5 0 TEA Period T...

Page 384: ...PORT9_IR Q PORT8_IR Q 24 31 PORT7_IR Q PORT6_IR Q PORT5_IR Q PORT4_IR Q PORT3_IR Q PORT2_IR Q PORT1_IR Q PORT0_IR Q Bits Name Description Type Reset Value 0 15 Reserved N A R 0 16 PORT15_IRQ Serial P...

Page 385: ...Device Technology www idt com 26 PORT5_IRQ Serial port 5 IRQ R W1C 0 27 PORT4_IRQ Serial port 4 IRQ R W1C 0 28 PORT3_IRQ Serial port 3 IRQ R W1C 0 29 PORT2_IRQ Serial port 2 IRQ R W1C 0 30 PORT1_IRQ...

Page 386: ...P8_ERR 24 31 P7_ERR P6_ERR P5_ERR P4_ERR P3_ERR P2_ERR P1_ERR P0_ERR Bits Name Description Type Reset Value 0 15 Reserved N A R 0 16 P15_ERR Port 15 violated the maximum multicast latency time and wi...

Page 387: ...27 P4_ERR Port 4 violated the maximum multicast latency time and will not be multicast to R W1C 0 28 P3_ERR Port 3 violated the maximum multicast latency time and will not be multicast to R W1C 0 29...

Page 388: ...00_0000 Register offset 1AA0C Bits 0 1 2 3 4 5 6 7 00 07 Reserved 08 15 Reserved 16 23 P15_SET P14_SET P13_SET P12_SET P11_SET P10_SET P9_SET P8_SET 24 31 P7_SET P6_SET P5_SET P4_SET P3_SET P2_SET P1_...

Page 389: ...once every time this bit is written as a 1 R W1S 0 27 P4_SET Port 4 multicast mask is overridden once every time this bit is written as a 1 R W1S 0 28 P3_SET Port 3 multicast mask is overridden once e...

Page 390: ...ORT7 PORT6 PORT5 PORT4 PORT3 PORT2 PORT1 PORT0 Bits Name Description Type Reset Value 0 3 Reserved N A Note These upper 4 bits are reserved in order to be compatible with the I2C IP Refer to the I2C C...

Page 391: ...R 0 21 PORT10 Port 10 Interrupt R 0 22 PORT9 Port 9 Interrupt R 0 23 PORT8 Port 8 Interrupt R 0 24 PORT7 Port 7 Interrupt R 0 25 PORT6 Port 6 Interrupt R 0 26 PORT5 Port 5 Interrupt R 0 27 PORT4 Port...

Page 392: ...EN PORT5_EN PORT4_EN PORT3_EN PORT2_EN PORT1_EN PORT0_EN Bits Name Description Type Reset Value 0 3 Reserved N A R 0 4 RCS_EN Four Reset Control Symbols Interrupt Enable R W 0 5 MCS_EN Multicast Event...

Page 393: ...Enable R W 0 25 PORT6_EN Port 6 Interrupt Enable R W 0 26 PORT5_EN Port 5 Interrupt Enable R W 0 27 PORT4_EN Port 4 Interrupt Enable R W 0 28 PORT3_EN Port 3 Interrupt Enable R W 0 29 PORT2_EN Port 2...

Page 394: ...C14 Bits 0 1 2 3 4 5 6 7 00 07 PW_TIMER Reserved 08 15 Reserved 16 23 Reserved 24 31 Reserved Bits Name Description Type Reset Value 0 3 PW_TIMER Port write Timer This field defines the time period to...

Page 395: ...port write is sent any remaining port write requests from any port sets a bit in the register Register name RIO_PW_OREQ_STATUS Reset value 0x0000_0000 Register offset 1AC18 Bits 0 1 2 3 4 5 6 7 00 07...

Page 396: ...erved MCES_CTRL Reserved 08 15 Reserved 16 23 Reserved 24 31 Reserved Bits Name Description Type Reset Value 0 1 Reserved N A R 0 2 3 MCES_CTRL MCES Pin Control 00 Disabled The MCES pin does not affec...

Page 397: ...ion of the IDT specific registers that is supported by this device Register name RIO 0 15 _MC_REG_VER Reset value 0x0000_0001 Register offset 1B000 1B100 1B200 1B300 1B400 1B500 1B600 1B700 1B800 1B90...

Page 398: ...0 Do not remove port from multicast operations if the multicast maximum latency timer expires for this port 1 Remove this port from future multicast operations if the multicast maximum latency timer...

Page 399: ...packets are accepted if the number of free buffer is greater than this value This value must be smaller than PRIO1WM Note It is a programming error for this value to be either greater than or equal t...

Page 400: ...1B910 1BA10 1BB10 1BC10 1BD10 1BE10 1BF10 Bits 0 1 2 3 4 5 6 7 00 07 Reserved WRR_EN CHOOSE_ UC 08 15 Reserved 16 23 Reserved 24 31 Reserved WEIGHT Bits Name Description Type Reset Value 0 5 Reserved...

Page 401: ...B14 1BC14 1BD14 1BE14 1BF14 Bits 0 1 2 3 4 5 6 7 00 07 Reserved WRR_EN CHOOSE_ UC 08 15 Reserved 16 23 Reserved 24 31 Reserved WEIGHT Bits Name Description Type Reset Value 0 5 Reserved N A R 0 6 WRR_...

Page 402: ...B18 1BC18 1BD18 1BE18 1BF18 Bits 0 1 2 3 4 5 6 7 00 07 Reserved WRR_EN CHOOSE_ UC 08 15 Reserved 16 23 Reserved 24 31 Reserved WEIGHT Bits Name Description Type Reset Value 0 5 Reserved N A R 0 6 WRR_...

Page 403: ...B1C 1BC1C 1BD1C 1BE1C 1BF1C Bits 0 1 2 3 4 5 6 7 00 07 Reserved WRR_EN CHOOSE_ UC 08 15 Reserved 16 23 Reserved 24 31 Reserved WEIGHT Bits Name Description Type Reset Value 0 5 Reserved N A R 0 6 WRR_...

Page 404: ...s The SerDes is fully initialized when MPLL_PWR_ON is equal to 1 see SRIO MAC x SerDes Configuration Global on page 374 The SerDes register offsets in this section are based on lane 0 In order to defi...

Page 405: ...eserved 16 23 Reserved PAT0 24 31 PAT0 TRIGGER_ ERR MODE Bits Name Description Type Reset Value 0 17 Reserved NA R 0x0 18 27 PAT0 Pattern for MODE setting 3 5 Program the desired pattern in these 10bi...

Page 406: ...eserved 16 23 Reserved PAT0 24 31 PAT0 TRIGGER_ ERR MODE Bits Name Description Type Reset Value 0 17 Reserved NA R 0x0 18 27 PAT0 Pattern for MODE setting 3 5 Program the desired pattern in these 10bi...

Page 407: ...eserved 16 23 Reserved PAT0 24 31 PAT0 TRIGGER_ ERR MODE Bits Name Description Type Reset Value 0 17 Reserved NA R 0x0 18 27 PAT0 Pattern for MODE setting 3 5 Program the desired pattern in these 10bi...

Page 408: ...eserved 16 23 Reserved PAT0 24 31 PAT0 TRIGGER_ ERR MODE Bits Name Description Type Reset Value 0 17 Reserved NA R 0x0 18 27 PAT0 Pattern for MODE setting 3 5 Program the desired pattern in these 10bi...

Page 409: ...ignal overflows Note Read operations on this register is pipelined Two reads needed to get current value The values are volatile and the value may change at any time R W 0x0 1 15 COUNT Current error c...

Page 410: ...and count 215 1 signal overflows Note Read operations on this register is pipelined Two reads needed to get current value The values are volatile and the value may change at any time R W 0x0 1 15 COU...

Page 411: ...and count 215 1 signal overflows Note Read operations on this register is pipelined Two reads needed to get current value The values are volatile and the value may change at any time R W 0x0 1 15 COU...

Page 412: ...and count 215 1 signal overflows Note Read operations on this register is pipelined Two reads needed to get current value The values are volatile and the value may change at any time R W 0x0 1 15 COU...

Page 413: ...e reference Note Read operations on this register is pipelined Two reads needed to get current value The values are volatile and the value may change at any time R W 0x0 15 DTHR_0 Bits below the usefu...

Page 414: ...e reference Note Read operations on this register is pipelined Two reads needed to get current value The values are volatile and the value may change at any time R W 0x0 15 DTHR_0 Bits below the usefu...

Page 415: ...e reference Note Read operations on this register is pipelined Two reads needed to get current value The values are volatile and the value may change at any time R W 0x0 15 DTHR_0 Bits below the usefu...

Page 416: ...e reference Note Read operations on this register is pipelined Two reads needed to get current value The values are volatile and the value may change at any time R W 0x0 15 DTHR_0 Bits below the usefu...

Page 417: ...ange within a consecutive 256 byte address space For peripheral addresses the lowest address maps to the least significant byte of the internal register LSB while the highest address maps to the most...

Page 418: ...I2C Internal Read Data Register 0x1D218 0x1D21C 0x18 0x1F Reserved 0x1D220 0x20 0x23 EXI2C_ACC_STAT Externally Visible I2 C Slave Access Status Register 0x1D224 0x24 0x27 EXI2C_ACC_CNTRL Externally V...

Page 419: ...SD Setup and Hold Timing Register 0x1D34C n a I2C_SCL_PERIOD I2C_SCLK High and Low Timing Register 0x1D350 n a I2C_SCL_MIN_PERIOD I2C_SCLK Minimum High and Low Timing Register 0x1D354 n a I2C_SCL_ARB_...

Page 420: ...a chip reset 13 2 1 I2 C Device ID Register This register identifies the version of the IDT I2C block in this device Register name I2C_DEVID Reset value 0x0000_0001 Register offset 0x1D100 Bits 0 1 2...

Page 421: ...to be unaffected by this reset Register name I2C_RESET Reset value 0x0000_0000 Register offset 0x1D104 Bits 0 1 2 3 4 5 6 7 00 07 SRESET Reserved 08 15 Reserved 16 23 Reserved 24 31 Reserved Bits Nam...

Page 422: ...rocessed from MSB to LSB within an I2 C transaction 1 Data from to data registers is ordered processed from LSB to MSB within an I2 C transaction Data registers are I2 C Master Transmit Data Register...

Page 423: ...rs Register Descriptions 423 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com Do not change this register while a master operation is active The effect on the transaction cannot...

Page 424: ...NTRL Reset value 0x0000_0000 Register offset 0x1D10C Bits 0 1 2 3 4 5 6 7 00 07 START WRITE Reserved SIZE 08 15 Reserved 16 23 PADDR 24 31 PADDR Bits Name Description Type Reset Value 00 START Start O...

Page 425: ...e of 000 should not be normally used for a Read operation as any device put into read mode assumes at least one byte will be read An exception would be the SMBus Quick Command protocol to a device tha...

Page 426: ...it for ACK If PA_SIZE is 00 or 11 this phase is skipped Any loss of arbitration will abort with MCOL Any NACK will abort with MNACK 4 Send Data WRITE 1 If SIZE 0 send SIZE bytes from I2C_MST_TDATA bas...

Page 427: ...RDER is 1 bytes are loaded from LSB to MSB in order RBYTE0 RBYTE1 RBYTE2 RBYTE3 If the transaction size is less than four 4 bytes that is SIZE in the I2C Master Control Register 4 then any remaining b...

Page 428: ...DER is 1 bytes are taken from LSB to MSB in order TBYTE0 TBYTE1 TBYTE2 TBYTE3 If the transaction size is less than 4 bytes that is SIZE in the I2 C Master Control Register 4 then any remaining bytes i...

Page 429: ...TES Bits Name Description Type Reset Value 00 SLV_ACTIVE Slave Active 0 Slave is not addressed 1 Slave is addressed by external master and a read or write is active on the bus This bit is set followin...

Page 430: ...ster 11 Data outgoing read by external master At the end of a slave operation this field will hold its value until the next START RESTART If a slave operation aborts this field will qualify where in t...

Page 431: ...rts this field will qualify where in the transaction the error occurred R 000 23 MST_AN Master Ack Nack 0 Master transaction is not in the ACK NACK bit of a byte 1 Master transaction is in the ACK NAC...

Page 432: ...t Register is de asserted Register name I2C_INT_STAT Reset value 0x0000_0000 Register offset 0x1D11C Bits 0 1 2 3 4 5 6 7 00 07 Reserved OMB_ EMPTY IMB_FULL 08 15 Reserved BL_FAIL BL_OK 16 23 Reserved...

Page 433: ...by an external master invoking a write to an internal register This will not assert if slave writes are disabled WR_EN in the I2 C Slave Configuration Register 0 R W1C 0 22 SA_READ Slave Read 0 Inter...

Page 434: ...W1C 0 29 MA_NACK Master NACK 0 Interrupt status not asserted 1 NACK received during transaction A transaction initiated through the I2 C Master Control Register aborted due to receipt of a NACK in res...

Page 435: ...erved BL_FAIL BL_OK 16 23 Reserved SA_ FAIL SA_ WRITE SA_READ SA_OK 24 31 MA_DIAG Reserved MA_COL MA_TMO MA_NACK MA_ATMO MA_OK Bits Name Description Type Reset Value 0 5 Reserved Reserved R 0x00 6 OMB...

Page 436: ...nable MA_DIAG Interrupt 0 Interrupt is disabled 1 Interrupt is enabled R W 0 25 26 Reserved Reserved R 00 27 MA_COL Enable MA_COL Interrupt 0 Interrupt is disabled 1 Interrupt is enabled R W 0 28 MA_T...

Page 437: ...t value 0x0000_0000 Register offset 0x1D124 Bits 0 1 2 3 4 5 6 7 00 07 Reserved OMB_ EMPTY IMB_ FULL 08 15 Reserved BL_FAIL BL_OK 16 23 Reserved SA_FAIL SA_ WRITE SA_READ SA_OK 24 31 MA_DIAG Reserved...

Page 438: ...s set R W1S 0 24 MA_DIAG Set MA_DIAG Interrupt 0 No effect 1 Interrupt is set R W1S 0 25 26 Reserved Reserved R 00 27 MA_COL Set MA_COL Interrupt 0 No effect 1 Interrupt is set R W1S 0 28 MA_TMO Set M...

Page 439: ...effect 0 Transactions that read the Externally Visible I2 C Internal Read Data Register on page 449 will not invoke reads of the internal registers 1 Transactions that read the Externally Visible I2 C...

Page 440: ...erface is enabled SLV_ADDR is responded to when transaction started by external master When enabled the slave interface will acknowledge transactions to the SLV_ADDR from an external master If not ena...

Page 441: ...latched at power up from the state of input pins This allows board configuration of up to four unique Tsi576 devices on the I2C bus These two bits are then locked for writing until the SLV_UNLK bit is...

Page 442: ...is register can be read and written after boot loading is complete but has no further effect on block operation Register name I2C_BOOT_CNTRL Reset value Undefined Register offset 0x1D140 Bits 0 1 2 3...

Page 443: ...ddress as a 256 byte page select typically 2K EEPROMs When enabled and the 1 byte peripheral address wraps back to zero the least significant 3 bits of the device address is incremented followed by a...

Page 444: ...eld R W Undefined 16 18 PAGE_MODE Page Mode 000 8 bytes 001 32 bytes 010 64 bytes 011 128 bytes 100 256 bytes 101 512 bytes 110 1024 bytes 111 Infinite This field modifies the boot load process to adj...

Page 445: ...al address this field is shifted left by 3 and then copied internally upon boot start or a chain operation The internal address is then incremented as the boot load progresses For 2 byte addressing th...

Page 446: ...end of the boot load process this register will contain the last register address read from the EEPROM or the first four bytes of the register count Register name EXI2C_REG_WADDR Reset value 0x0000_0...

Page 447: ...31 WDATA Bits Name Description Type Reset Value 0 31 WDATA Internal Register Write Data Data written by the external I2C master to be used for an internal register write When WSIZE is configured for 4...

Page 448: ...Register name EXI2C_REG_RADDR Reset value 0x0000_0000 Register offset 0x1D210 Bits 0 1 2 3 4 5 6 7 00 07 ADDR 08 15 ADDR 16 23 ADDR 24 31 ADDR Reserved Bits Name Description Type Reset Value 0 29 ADDR...

Page 449: ...ding this register When RSIZE is configured for 4 byte access in the Externally Visible I2 C Internal Access Control Register on page 452 this register is updated by the read of an internal register w...

Page 450: ...3 4 5 6 7 00 07 Reserved 08 15 Reserved 16 23 Reserved 24 31 ACC_OK Reserved OMB_ FLAG IMB_ FLAG Reserved ALERT_ FLAG Bits Name Description Type Reset Value 00 23 Reserved Reserved R 0x00_0000 24 ACC_...

Page 451: ...x This bit is set when data is written to the incoming mailbox register Externally Visible I2C Incoming Mailbox Register by an external I2C master This bit remains set flag up until software reads the...

Page 452: ...lave interface This register corresponds to the I2 C peripheral addresses 0x24 through 0x27 Register name EXI2C_ACC_CNTRL Reset value 0x0000_00A0 Register offset 0x1D224 Bits 0 1 2 3 4 5 6 7 00 07 Res...

Page 453: ...ng is on consecutive internal registers can be read in one I2C transaction without the need to reset the peripheral address because the peripheral address wraps from 0x17 back to 0x14 If auto incremen...

Page 454: ...occurs the bit remains set The software status bits 1 3 are R W from the register bus They can be set or cleared by software and thereby used for any system purpose An external I2 C master can write...

Page 455: ...ing mailbox not filled since last clear 1 Outgoing mailbox is filled This bit asserted indicates that software has written to the outgoing mailbox since this bit was last cleared R 0 5 IMBR Incoming M...

Page 456: ...port could not be sent in the required time R 0 15 MCE Multicast Work Queue Dropped Packet Interrupt 0 No interrupt 1 Multicast logic dropped a packet R 0 16 PORT15 Port 15 Interrupt 0 No interrupt 1...

Page 457: ...d an interrupt to the processor R 0 26 PORT5 Port 5 Interrupt 0 No interrupt 1 Port 5 has asserted an interrupt to the processor R 0 27 PORT4 Port 4 Interrupt 0 No interrupt 1 Port 4 has asserted an i...

Page 458: ...0x87 Register name EXI2C_STAT_ENABLE Reset value 0xFFFF_FFFF Register offset 0x1D284 Bits 0 1 2 3 4 5 6 7 00 07 RESET SW_ STAT2 SW_ STAT1 SW_ STAT0 OMBW IMBR I2C TEA 08 15 RCS MCS Reserved LOGICAL MC_...

Page 459: ...rved Reserved These bits are unused in the Tsi576 The enables can be changed but have no effect R W 111 13 LOGICAL Enable LOGICAL Alert Response 0 Status asserted will not enable setting ALERT_FLAG 1...

Page 460: ...ERT_FLAG 1 Status asserted will enable setting ALERT_FLAG R W 1 24 PORT7 Enable PORT7 Alert Response 0 Status asserted will not enable setting ALERT_FLAG 1 Status asserted will enable setting ALERT_FL...

Page 461: ...ble PORT1 Alert Response 0 Status asserted will not enable setting ALERT_FLAG 1 Status asserted will enable setting ALERT_FLAG R W 1 31 PORT0 Enable PORT0 Alert Response 0 Status asserted will not ena...

Page 462: ...1 2 3 4 5 6 7 00 07 DATA 08 15 DATA 16 23 DATA 24 31 DATA Bits Name Description Type Reset Value 0 31 DATA Mailbox data to be transferred to an external I2 C master Every write to this register by sof...

Page 463: ...s register corresponds to the I2 C peripheral addresses 0x94 through 0x97 Register name EXI2C_MBOX_IN Reset value 0x0000_0000 Register offset 0x1D294 Bits 0 1 2 3 4 5 6 7 00 07 DATA 08 15 DATA 16 23 D...

Page 464: ...corresponding bits in the I2C Enable Event Register and then determine whether a related bit in the I2C_INT_STAT register is set Note These registers are affected by a reset controlled by the I2 C Res...

Page 465: ...ing mailbox R W1C 0 09 OMBR Outgoing Mailbox Read Event 0 Event not asserted 1 Slave interface completed a read transaction to the outgoing mailbox when the OMB_FLAG was set The event is asserted only...

Page 466: ...d Error Event 0 Event not asserted 1 The boot load sequence failed due to an error during register reading a protocol error NACK when ACK expected an I2C_SCLK low timer collision after the device addr...

Page 467: ...me slave device This event can also assert during boot load and provides more information on the source of a BLERR event R W1C 0 28 MTRTO Master Transaction Timeout Event 0 Event not asserted 1 Transa...

Page 468: ...SRESET is asserted in the I2C Reset Register Register name I2C_NEW_EVENT Reset value 0x0000_0000 Register offset 0x1D308 Bits 0 1 2 3 4 5 6 7 00 07 Reserved SDW SDR SD Reserved DTIMER DHIST DCMDD 08 1...

Page 469: ...not asserted 1 Event asserted R W1S 0 12 STRTO Slave Transaction Timeout Event 0 Event not asserted 1 Event asserted R W1S 0 13 SBTTO Slave Byte Timeout Event 0 Event not asserted 1 Event asserted R W...

Page 470: ...ed R 00 26 MNACK Master NACK Received Event 0 Event not asserted 1 Event asserted R W1S 0 27 MCOL Master Collision Detect Event 0 Event not asserted 1 Event asserted R W1S 0 28 MTRTO Master Transactio...

Page 471: ...MARBTO Bits Name Description Type Reset Value 00 Reserved Reserved R 0 01 SDW Slave Internal Register Write Done Enable 0 Event does not assert to interrupt status 1 Event will assert in interrupt st...

Page 472: ...O Slave Byte Timeout Enable 0 Event does not assert to interrupt status 1 Event will assert in the interrupt status R W 1 14 SSCLTO Slave I2C_SCLK Low Timeout Enable 0 Event does not assert to interru...

Page 473: ...27 MCOL Master Collision Detect Enable 0 Event does not assert to interrupt status 1 Event will assert in the interrupt status R W 1 28 MTRTO Master Transaction Timeout Enable 0 Event does not assert...

Page 474: ...ype Reset Value 00 03 Reserved Reserved R 0x0 04 15 USDIV Period Divider for Micro Second Based Timers This field divides the reference clock down for use by the Idle Detect Timer the Byte Timeout Tim...

Page 475: ...07 START_SETUP 08 15 START_SETUP 16 23 START_HOLD 24 31 START_HOLD Bits Name Description Type Reset Value 00 15 START_SETUP Count for the START Condition Setup Period Defines the minimum setup time fo...

Page 476: ...STOP Condition Setup Period Defines the minimum setup time for the STOP condition that is both I2C_SCLK seen high and I2C_SD seen low prior to I2C_SD released high This is a master only timing paramet...

Page 477: ...I2C_SD Setup Period Defines the minimum setup time for the I2C_SD signal that is I2C_SD set to desired value prior to rising edge of I2C_SCLK This applies to both slave and master interface Note This...

Page 478: ...SCL_LOW 24 31 SCL_LOW Bits Name Description Type Reset Value 00 15 SCL_HIGH Count for I2C_SCLK High Period Defines the nominal high period of the clock from rising edge to falling edge of I2C_SCLK Th...

Page 479: ...INL 24 31 SCL_MINL Bits Name Description Type Reset Value 00 15 SCL_MINH Count for I2C_SCLK High Minimum Period Defines the minimum high period of the clock from rising edge seen high to falling edge...

Page 480: ...from I2C_SCLK falling edge to the next I2C_SCLK rising edge Value 0x0 disables the timeout Period SCL_TO SCL_TO Period USDIV where USDIV is the microsecond time defined in the I2C Time Period Divider...

Page 481: ...mount of time for a byte to be transferred on the I2C bus This covers the period from Start condition to next ACK NACK between two successive ACK NACK bits or from ACK NACK to Stop Restart condition A...

Page 482: ...r Initial reset value is used for overall boot load timeout During normal operation this timer can be used for any general purpose timing A value of 0 disables the timeout Period DTIMER COUNT Period M...

Page 483: ...ence This register is initialized to the count read from the first two bytes of the EEPROM after reset or to the first two byte read after a boot chaining operation The field counts down as each regis...

Page 484: ...Disabled 0 Boot enabled 1 Boot disabled R Undefined 02 PASIZE Peripheral Address Size 0 1 byte peripheral address 1 2 byte peripheral address Note This is the state of the I2C_BOOT_CNTRL PSIZE field...

Page 485: ...n the Logical Common Transport and Physical Layer specifications TheTsi576 fully manages the end to end link on each port A 1 Protocol The RapidIO Physical Layer 1x 4x LP Serial specification defines...

Page 486: ...for the 1x and 4x interfaces and defines the link initialization sequence for clock synchronization The PCS function is also responsible for idle sequence generation encoding for transmission and lane...

Page 487: ...Code Group Use Number of Groups Encoding 8 bit Value PD packet delimiter 1 K28 3 0x7C SC start of Control Symbol 1 K28 0 0x1C I 1x Idle K or R or A see below 0xBC or 0xFD or 0xFB K 1x Sync 1 K28 5 0xB...

Page 488: ...5 bits stype0 0 2 definition P 0 P 1 stype1 0 2 cmd CRC 000 pkt accepte d pkt ackID buf_status 001 pkt rtry pkt ackID buf_status 010 pkt not acce pted pkt ackID cause see below 011 reserved 100 statu...

Page 489: ...0110 011 11 reserved 10000 OK 10001 111 11 reserved stype1 stype1 0 2 definition cmd 0 2 cmd function pkt delimiter 000 start of pkt 000 reserved yes 001 stomp 000 reserved yes 010 end of pkt 000 rese...

Page 490: ...A Serial RapidIO Protocol Overview Physical Layer 490 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com...

Page 491: ...t are outside of the RapidIO specification The ability to support multiple line rates gives the Tsi576 flexibility in both application support and power consumption Table 53 shows the supported line r...

Page 492: ...the recommended method B 1 1 1 Modification by EEPROM Boot Load Modifying the EEPROM is the recommended method for using the S_CLK at 125 MHz to create a 3 125 Gbps link baud rate because the EEPROM b...

Page 493: ...ed in Example Maintenance Transaction Sequence on page 493 Example Maintenance Transaction Sequence The following procedure configures port two After these steps are complete port two can train with i...

Page 494: ...MACx_CFG_GBL register Write offset 0x132C0 with 0x4A060005 Write offset 0x132c0 with 0xCA060005 11 Set the MPLL_PWRON bit in the SMACx_CFG_GLOBAL register Write offset 0x132C0 with 0xCA060085 Ensure t...

Page 495: ...onnect Specification Revision 1 3 B 2 1 1 Port Link Time out CSR RapidIO Part 6 1x 4x LP Serial Physical Layer Specification Revision 1 3 Section 6 6 2 2 Port Link Time out CSR Block Offset 0x20 The R...

Page 496: ...IMER_EN to be de asserted When the state machine is not in the SILENT state SILENCE_TIMER_DONE is de asserted IDT Implementation The Tsi576 s silence timer does not have user programmable registers Th...

Page 497: ...e and if the link partner supports 4x mode for all four lanes to be aligned The DISCOVERY_TIMER has a default value of 9 decimal but can be programmed to various values The results of changing the DIS...

Page 498: ...llowing formula 2 13 DLT_THRESH P_CLK period P_CLK is 100 MHz which gives a P_CLK period of 10nS Default value of DLT_THRESH is 0x7FFF which corresponds to 32767 Using these parameters the populated f...

Page 499: ...r use by the Idle Detect Timer the Byte Timeout Timer the I2C_SCLK Low Timeout Timer and the Milli Second Period Divider Period USDIV Period P_CLK USDIV 1 P_CLK is 10 ns Tsi576 reset value is 0x0063 M...

Page 500: ...ng for the Stop condition when generated by the master control logic and the Idle Detect timer The Stop Idle register is broken down as follows The timer period for the STOP_SETUP is relative to the r...

Page 501: ...ace It is shadowed during boot loading and can be reprogrammed prior to a chain operation without affecting the bus timing for the current EEPROM SDA_SETUP Count for the I2C_SD Setup Period The SDA_SE...

Page 502: ...OW field defines the nominal low period of the clock from falling edge to rising edge of I2C_SCLK This is a master only parameter The actual observed period may be longer if other devices pull the clo...

Page 503: ...e maximum amount of time for a slave device holding the I2C_SCLK signal low This timeout covers the period from I2C_SCLK falling edge to the next I2C_SCLK rising edge A value of 0 disables the timeout...

Page 504: ...is 0x0000 TRAN_TO Count for Transaction Timeout Period The TRAN_TO field defines the maximum amount of time for a transaction on the I2C bus This covers the period from Start to Stop A value of 0 dis...

Page 505: ...ers reside is a synchronous bus clocked by the P_CLK source A decrease in the P_CLK frequency causes a proportional increase in register access time during RapidIO maintenance transactions JTAG regist...

Page 506: ...B Clocking P_CLK Programming 506 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com...

Page 507: ...ad_prbs_all txt Script C 1 Tsi576_start_prbs_all txt Script This JTAG script is used to turn on the PRBS pattern generator for each lane to be tested The SerDes in a port are offset by 0x40 from the l...

Page 508: ...0000002 w 1e6e0 00000002 Port 8 w 1e820 00000002 Start 2 7 Pattern Generator w 1e860 00000002 w 1e8a0 00000002 w 1e8e0 00000002 Port a w 1ea20 00000002 Start 2 7 Pattern Generator w 1ea60 00000002 w 1...

Page 509: ...1 25 Gbps PRBS testing at 2 5 or 3 125 Gbps requires the HALF_RATE bit to be cleared The data to be written therefore becomes 0x203CE511 i 0 Port 0 w 130b0 A03CE511 Clear RX_ALIGN_EN w 130b4 A03CE511...

Page 510: ...11 w 13eb8 A03CE511 w 13ebc A03CE511 C 3 Tsi576_sync_prbs_all txt Script This JTAG script is used to turn on the PRBS pattern matcher for each lane to be tested The SerDes in a port are offset by 0x40...

Page 511: ...b0 0000000a w 1e2f0 0000000a w 1e230 00000002 w 1e270 00000002 w 1e2b0 00000002 w 1e2f0 00000002 Port 4 w 1e430 0000000a Sync pattern matcher w 1e470 0000000a w 1e4b0 0000000a w 1e4f0 0000000a w 1e430...

Page 512: ...00002 w 1e870 00000002 w 1e8b0 00000002 w 1e8f0 00000002 Port a w 1ea30 0000000a Sync pattern matcher w 1ea70 0000000a w 1eab0 0000000a w 1eaf0 0000000a w 1ea30 00000002 w 1ea70 00000002 w 1eab0 00000...

Page 513: ...Tsi576_read_prbs_all txt Script This script is used to read the PRBS values Note that the PRBS error counter and overflow bit fields must be read twice to determine the correct value The result of the...

Page 514: ...e 6 2016 Integrated Device Technology www idt com Port4 r 1e430 r 1e430 r 1e470 r 1e470 r 1e4b0 r 1e4b0 r 1e4f0 r 1e4f0 Port6 r 1e630 r 1e630 r 1e670 r 1e670 r 1e6b0 r 1e6b0 r 1e6f0 r 1e6f0 Port8 r 1e...

Page 515: ...ser Manual June 6 2016 Integrated Device Technology www idt com r 1ea30 r 1ea70 r 1ea70 r 1eab0 r 1eab0 r 1eaf0 r 1eaf0 Portc r 1ec30 r 1ec30 r 1ec70 r 1ec70 r 1ecb0 r 1ecb0 r 1ecf0 r 1ecf0 Porte r 1e...

Page 516: ...C PRBS Scripts Tsi576_read_prbs_all txt Script 516 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com...

Page 517: ...tion shows the EEPROM script used in Modification by EEPROM Boot Load D 1 Script ew 0 0047FFFF ew 4 FFFFFFFF 1 ew 8 138c8 ew c 7FFF0012 2 ew 10 138c0 ew 14 CA060084 3 ew 18 138B0 ew 1c 203CA513 4 ew 2...

Page 518: ...com 8 ew 40 138B4 ew 44 203C2513 9 ew 48 138B8 ew 4c 203C2513 A ew 50 138BC ew 54 203C2513 B ew 58 138B0 ew 5c 200C2513 C ew 60 138B4 ew 64 200C2513 D ew 68 138B8 ew 6c 200C2513 E ew 70 138BC ew 74 20...

Page 519: ...12 ew 90 138c0 ew 94 CA060045 13 ew 98 138c0 ew 9c CA060005 14 ew a0 138c0 ew a4 4A060005 15 ew a8 138c0 ew ac CA060005 16 ew b0 138c0 ew b4 CA060085 17 ew b8 138B0 ew bc 203C2513 18 ew c0 138B4 ew c4...

Page 520: ...203CA513 1D ew e8 138B8 ew ec 203CA513 1E ew f0 138BC ew f4 203CA513 1F ew f8 138B0 ew fc 203CE513 20 ew 100 138B4 ew 104 203CE513 21 ew 108 138B8 ew 10c 203CE513 22 ew 110 138BC ew 114 203CE513 23 ew...

Page 521: ...136B0 ew 134 203CA513 27 ew 138 136B4 ew 13c 203CA513 28 ew 140 136B8 ew 144 203CA513 29 ew 148 136BC ew 14c 203CA513 2a ew 150 136B0 ew 154 203C2513 2b ew 158 136B4 ew 15c 203C2513 2c ew 160 136B8 ew...

Page 522: ...136B8 ew 184 200C2513 31 ew 188 136BC ew 18c 200C2513 32 ew 190 136c0 ew 194 CA060004 33 ew 198 136c0 ew 19c CA060044 34 ew 1a0 136C4 ew 1a4 002C0545 35 ew 1a8 136c0 ew 1ac CA060045 36 ew 1b0 136c0 ew...

Page 523: ...136B0 ew 1d4 203C2513 3b ew 1d8 136B4 ew 1dc 203C2513 3c ew 1e0 136B8 ew 1e4 203C2513 3d ew 1e8 136BC ew 1ec 203C2513 3e ew 1f0 136B0 ew 1f4 203CA513 3f ew 1f8 136B4 ew 1fc 203CA513 40 ew 200 136B8 ew...

Page 524: ...ipts Script 524 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com 44 ew 220 136B8 ew 224 203CE513 45 ew 228 136BC ew 22c 203CE513 46 ew 230 136c8 ew 234 7FFF0002 47 ew 238 8 ew 2...

Page 525: ...mable Driver Current and Equalization 77 Error Management 57 Error Management of Multicast Packets 120 Multicast Maximum Latency Timer 120 Silent Discard of Packets 121 Event Notification 123 Interrup...

Page 526: ...MA Layer 486 Port Aggregation 4x and 1x link modes 68 1x 1x Configuration 69 4x 0x Configuration 70 Port Power up and Power down 216 Port Reset 122 Port Width Override 216 Port Write Notifications 135...

Page 527: ...ntroller 228 Multicast 226 Power Supplies 229 Serial Port Configuration 222 Serial Port Lane Ordering Select 225 Serial Port Receive 221 Serial Port Speed Select 224 Serial Port Transmit 221 Signal Ty...

Page 528: ...Index 528 Tsi576 User Manual June 6 2016 Integrated Device Technology www idt com...

Page 529: ...June 6 2016 CORPORATE HEADQUARTERS 6024 Silver Creek Valley Road San Jose CA 95138 for SALES 800 345 7015 or 408 284 8200 www idt com for Tech Support srio idt com...

Page 530: ...e intended for developers skilled in the art designing with Renesas products You are solely responsible for 1 selecting the appropriate products for your application 2 designing validating and testing...

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