TAHOE 8622 User Guide
REV: 01
07/27/2017 PAGE 1 OF 37
User Guide
for
TAHOE 8622
Page 1: ...TAHOE 8622 User Guide REV 01 07 27 2017 PAGE 1 OF 37 User Guide for TAHOE 8622...
Page 2: ...K INTERFACES 15 2 6 RGMII MANAGEMENT PORT PHY 16 2 7 UART INTERFACE 17 3 USB 3 0 18 4 USB 2 0 19 5 ALTERA CPLD 20 5 1 POWER SEQUENCING CONTROL 20 5 2 ACCESS INTERFACE 21 5 3 I2C INTERFACE 21 5 4 SPI I...
Page 3: ...3 SLIDING GUIDES 32 32 12 CUSTOMER SUPPORT 33 12 1 TECHNICAL ASSISTANCE 33 12 2 LIFE SUPPORT POLICY 33 12 3 WARRANTY 34 13 ORDERING PART NUMBERS 35 13 1 SYSTEM ORDERING PART NUMBERS 35 13 2 STANDARD C...
Page 4: ...e 11 TAHOE 8622 UART Functional Diagram 17 Figure 12 TAHOE 8622 USB 3 0 Functional Diagram 18 Figure 13 TAHOE 8622 USB 2 0 Functional Diagram 19 Figure 14 TAHOE 8622 CPLD Functional Diagram 20 Figure...
Page 5: ...E 8622 is based on Cavium 64 bit MIPS technology 1 2 Standard Features It provides the following external interfaces a Four 1GE SFP ports b One 10 100 1000 RJ45 management port c One RJ45 and one USB...
Page 6: ...7 2017 PAGE 6 OF 37 Internally the system provides a CPU with up to 32 cores operating at 1 4 GHz b Four DDR3 DIMM sockets c NOR flash 128Mb 16MB for boot code storage d eMMC flash 8GB e TPM module f...
Page 7: ...TAHOE 8622 User Guide REV 01 07 27 2017 PAGE 7 OF 37 1 3 Functional Diagram The below block diagram of TAHOE 8622 Board Figure 1 TAHOE 8622 Block Diagram...
Page 8: ...TAHOE 8622 User Guide REV 01 07 27 2017 PAGE 8 OF 37 1 4 Physical Layout for System Figure 2 3D Image of TAHOE 8622 with Top View...
Page 9: ...TAHOE 8622 User Guide REV 01 07 27 2017 PAGE 9 OF 37 Figure 3 3D Image of TAHOE 8622 with Front View Figure 4 3D Image of TAHOE 8622 with Rear View...
Page 10: ...TAHOE 8622 User Guide REV 01 07 27 2017 PAGE 10 OF 37 Figure 5 3D Image for TAHOE 8622 with Cover OFF...
Page 11: ...III CN68XX multi core MIPS processor is the main processor used in this system The CN68XX has Four 72 bit DRAM controllers and support DDR3 SPD The following interfaces are provided by this part 1 Bo...
Page 12: ...xx has four 72 bit DDR3 system memory controllers The Tahoe 822 implements a single DDR3 DIMM slot per controller for a total of four modules maximum Data rate is up to 1333 MT s All controllers obtai...
Page 13: ...37 2 3 eMMC SD Interface The CN68xx s USB is connected to two SMSC2244 chip an 8GB eMMC chip device provides data storage a The first SMSC2244 interface with eMMC b The second SMSC224 connected to SD...
Page 14: ...typically attaches to nonvolatile memory such as FLASH It includes eight chip selects and 32 address data lines The TAHOE 8622 boot bus interface connected to NOR flash memory and interface with CPLD...
Page 15: ...07 27 2017 PAGE 15 OF 37 2 5 On board network interfaces Four SGMII SerDes channels from the processor are connected to a 1x4 SFP cage which can support 1000bX or 10 100 1000bT SFPs Figure 9 Network...
Page 16: ...e REV 01 07 27 2017 PAGE 16 OF 37 2 6 RGMII Management Port PHY A Vitesse VSC8211 PHY provides management port through MIX and SIMO connectivity to the front panel Figure 10 TAHOE 8622 RGMII Managemen...
Page 17: ...s connected to both a RS232 transceiver and an RJ45 for use with standard console cables and a USB device port type B via a USB serial transceiver on the front panel Only one interface can be used at...
Page 18: ...REV 01 07 27 2017 PAGE 18 OF 37 3 USB 3 0 Two USB3 0 host ports type A on the front panel are connected to a TUSB7320 USB controller connected to the CN68xx via a PCI e lane Figure 12 TAHOE 8622 USB 3...
Page 19: ...PAGE 19 OF 37 4 USB 2 0 One USB 2 0 port from the CN68xx provides an SD card interface via the SMSC USB2244i controller The second USB 2 0 port provides eMMC storage also via an SMSC USB2244i Figure 1...
Page 20: ...of the features controlled by the CPLD are Power Sequencing I2C FAN and LED control Figure 14 TAHOE 8622 CPLD Functional Diagram 5 1 Power Sequencing Control CPLD enables over time the various voltag...
Page 21: ...s module provides all the capabilities to allow the host to access the I2C Peripheral s internal registers through the Serial interface 5 4 SPI Interface This module provides all the capabilities to a...
Page 22: ...ol CPU board through an RS232 level translator Figure 15 Console Port The setting is as shown below Setting Parameter Baud Rate 115200 Data Bits 8 Parity None Stop Bit 1 Flow Control None Table 1 Cons...
Page 23: ...Figure 16 LED Control 7 1 Power LED 0 Off indicates Left Power Supply is off Solid Green indicates Left Power supply is Good 7 2 Power LED 1 Off indicates Right Power supply is off Solid Green indicat...
Page 24: ...Boot Devices Tahoe 8622 supports three boot devices 8 1 SPI NOR Flash SPI NOR Flash is 16GB it is the default boot device 8 2 SD card SD card supports capacity up to 128GB 8 3 eMMC eMMC is 4GB device...
Page 25: ...res BDSL_3 BDSL_2 res res Table 2 Boot Device Register bit 7 CN_FAILSF CPU Failsafe Upon reset it is set to 1 but if the CPU fails to boot it is set to 0 bits 6 4 Reserved bits 3 2 BDSL 3 2 Boot Devic...
Page 26: ...unit may only be swapped out for an identical model without rebooting the system Interface Masters Technologies develops various I O modules based on customer request At the time of this writing there...
Page 27: ...two ports of 1 10GE I O module interfaces with CN68XX with four serdes interface through the QLM0 lanes and connects with CPLD control functions CPLD connected to the main board CPLD via serial bus to...
Page 28: ...orts of 1GE TM13035 I O module interfaces with CN68XX with four SERDES interface through the QLM 2 and QLM 3 lanes and connects with CPLD control functions CPLD connected to the main board CPLD via se...
Page 29: ...lies with 12V output It provides hot swap and fail over capability Input Voltage VAC Max Input Current A 100 10 240 4 Table 4 Input Power Output Voltage DC Max Output Current A 12 65 Table 5 Output Po...
Page 30: ...n TAHOE 8622 provide four dual replaceable fans with speeded control and temperature control chip with four sensors The cooling fans the system depends on temperature of the system and it is automatic...
Page 31: ...F 37 11 Enclosure 11 1 Physical Dimensions Inches MM Height 17 445 Width 1 73 44 Length 17 25 438 Table 6 Physical Dimensions 11 2 Mounting Ears TAHOE 8622 comes standard with two ears for mounting to...
Page 32: ...TAHOE 8622 User Guide REV 01 07 27 2017 PAGE 32 OF 37 11 3 Sliding Guides TAHOE 8622 comes standard with two sliding guides for 19 inch rack Figure 21 TAHOE 8622 Sliding Guides...
Page 33: ...ritical components in life support devices or systems without the express written approval of the CEO of Interface Masters Technologies Refer to the following for definitions of critical components an...
Page 34: ...o be defective in materials or workmanship provided they are returned to an Interface Masters Technologies authorized repair center Shipment to Interface Masters Technologies is at the customer s expe...
Page 35: ...Part Numbers 13 1 System Ordering Part Numbers TAHOE 8622 CPU CPU DRAM 1st IO 2nd IO Power Speed Size Module Module Supply MHZ GB Type 1 AC 2 DC 1 TM13035 2 TM13036 1 16 2 32 3 64 1 800 2 1000 3 1200...
Page 36: ...stocked with Four weeks of lead time Ordering Number Configuration TAHOE 8622 332221 TAHOE 8622 CPU CN6880 CPU Speed 1200MHZ 32GB DRAM Two TM13036 IO Modules AC power supply TAHOE 8622 332111 TAHOE 8...
Page 37: ...s 13 4 Accessories Part Numbers Part Number Description IM3389 Left Right mounting ears IM3388 Sliding Guides Table 10 Accessories Part Numbers 9 3Transceivers Ordering Part Number Manufacturer Descri...
