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Copyright © 

WIN Enterprises, Inc.  All Rights Reserved. 

Dec., 2014 

Chapter  4.  U-Boot  Reference  Manual

 

35

 

 

 

 
 
 
 

 

Separate the commands in a script with semi-colons. (;). As with recursive 

variables, this sign must be preceded by a back-slash sign or it is 

considered the termination of the first command itself. 

This is how you would save cmd1: 

 

 

For running commands stored in variables, use the run command and its 

variables separated by spaces: 

 

Содержание PL-80720

Страница 1: ...Copyright WIN Enterprises Inc Dec 2014 Custom Embedded Solutions Network Appliance PL PL PL PL 80720 80720 80720 80720 User Manual...

Страница 2: ...ts described in this manual at any time without prior notice Trademarks RTL is a trademark of Realtek Microsoft Windows Windows NT are either trademarks or registered trademarks of Microsoft Corporati...

Страница 3: ...and Jumper Setting 13 Chapter 3 System Setup 21 Chapter 4 U Boot Reference Manual 23 4 1 The boot process 23 4 2 Built in commands 24 4 3 Information commands 27 4 4 MII commands 27 4 5 Network comma...

Страница 4: ...sors and supports onboard DDR3L memory up to 4GB In order to provide the best network performance and utilization the standard device comes equipped with onboard eMMC flash for boot device and has a p...

Страница 5: ...MII SATA HDD One internal 2 5 SATA HDD bay Option Storage eMMC On board 4GB eMMC Flash up to 8GB I O Two external USB2 0 USB one internal 5x2 pin header one RJ45 Console port COM1 Serial one internal...

Страница 6: ...re that the following items have been included in the package before installation 1 PL 80720 Appliance 2 Quick Installation Guide Optional 3 Cables Optional If any item of above is missing or damaged...

Страница 7: ...e anti static packing until you are ready to install the PL 80720 appliance Ground yourself before removing any system component from its protective anti static packaging To ground yourself grasp the...

Страница 8: ...Copyright 2015 WIN Enterprises Inc Dec 2014 Chapter 1 General Information 8 1 6 System Layout PL 80720 Rear Side Layout PL 80720 Front Side Layout...

Страница 9: ...Copyright 2015 WIN Enterprises Inc Dec 2014 Chapter 1 General Information 9 PL 80720 Internal Layout...

Страница 10: ...Copyright 2015 WIN Enterprises Inc Dec 2014 Chapter 1 General Information 10 1 7 Board Dimensions...

Страница 11: ...Copyright 2015 WIN Enterprises Inc Dec 2014 Chapter2 Connector JumperConfiguration 11 Chapter 2 Connector Jumper Configuration 2 1 Connector Jumper Locations and Definitions...

Страница 12: ...IO Pin Header JP3 BYPASS Select CN6 MCU Programming Pin Header D1 USB LED Debug only CN7 SATA Power Connector D2 SYSTEM LED CN8 MINIPCIE Connector D3 BYPASS LED CN9 MINIPCIE Connector D4 POWER LED CN1...

Страница 13: ...Configuration 13 2 2 Connector and Jumper Settings CN1 System FAN connector Pin Define 1 Ground 2 12V 3 N A CN2 System FAN connector Pin Define 1 Ground 2 12V 3 N A CN4 COM2 BOX Header Pin Define Pin...

Страница 14: ...ises Inc Dec 2014 Chapter2 Connector JumperConfiguration 14 CN5 GPIO Pin Header Pin Define Pin Define 1 GPIO16 2 GP16 3 GPIO17 4 GP17 5 GPIO18 6 GP18 7 GPIO19 8 GP19 9 GND 10 3 3V CN7 SATA PWR Pin Def...

Страница 15: ...REFCLK 12 Reserved 13 REFCLK 14 Reserved 15 GND 16 Reserved 17 Reserved 18 GND 19 Reserved 20 Reserved 21 GND 22 PERST 23 PERN0 24 3 3VAUX 25 PERP0 26 GND 27 GND 28 1 5V 29 GND 30 SMB_CLK 31 PETN0 32...

Страница 16: ...14 Chapter2 Connector JumperConfiguration 16 CN10 SATA Connector Pin Signal 1 Ground 2 TXP 3 TXN 4 Ground 5 RXN 6 RXP 7 Ground CN11 WLAN LED 1x2 Wafer Pin Signal 1 VDD3P3V 2 LED1 WLAN CN12 WLAN LED 1x...

Страница 17: ...tor JumperConfiguration 17 CN13 3 96mm 1x2 POWER 12V Only Pin Define Pin Define 1 GND 2 12V CN14 Console USB Connector USB Pin Define 1 5V 2 DATA0 3 DATA0 4 GND 5 5V 6 DATA1 7 DATA1 8 GND RJ45 Pin Def...

Страница 18: ...nector JumperConfiguration 18 CN15 LAN RJ 45 Connector Pin Define 1 TX 2 TX 3 RX 4 Chassis Ground 5 Chassis Ground 6 RX 7 Chassis Ground 8 Chassis Ground D1 Speed indicated LED 1 Gbps GREEN 100 Mbps Y...

Страница 19: ...Copyright 2015 WIN Enterprises Inc Dec 2014 Chapter2 Connector JumperConfiguration 19 CN18 DC 12V Power Jack 2Pin Pin Define Pin Define 1 12V 2 GND CN19 POWER SWITCH Pin Signal 1 GND 2 12V...

Страница 20: ...14 Chapter2 Connector JumperConfiguration 20 JP1 WATCH DOG Select Pin Setting Open Close NON WDT WDT JP2 PCIE GEN1 GEN2 Select Pin Setting 1 2 GEN2 2 3 GEN1 JP3 BYPASS Select Pin Setting 1 2 BYPASS En...

Страница 21: ...Copyright 2015 WIN Enterprises Inc Dec 2014 Chapter 3 System Setup 21 Chapter 3 System Setup 3 1 1 Remove screws per fig 1 3 1 2 Slide open the case to expose the MB 3 1 Case Open...

Страница 22: ...right 2015 WIN Enterprises Inc Dec 2014 Chapter 3 System Setup 22 3 2 1 Fix on 3 5 HDD to HDD bracket 3 3 Install MiniPCIe module 3 3 1 Insert your mini PCIe card into the slot 3 2 Install Hard Disk D...

Страница 23: ...Boot boot loader in several steps The processor does these steps Executes a primary bootstrap that configures the interrupt and exception vectors clocks and SDRAM Decompresses the U Boot code from fla...

Страница 24: ...Reserved Dec 2014 Chapter 4 U Boot Reference Manual 24 4 2 Built in commands For a complete list and brief descriptions of the built in commands at the U Boot monitor prompt enter either of these com...

Страница 25: ...Copyright WIN Enterprises Inc All Rights Reserved Dec 2014 Chapter 4 U Boot Reference Manual 25...

Страница 26: ...Copyright WIN Enterprises Inc All Rights Reserved Dec 2014 Chapter 4 U Boot Reference Manual 26 The available commands can vary according to the capabilities of your...

Страница 27: ...you enter the first letters of a command U Boot searches its list of built in commands until it finds a match For example if you enter save or sav or even sa U Boot executes the saveenv command You ne...

Страница 28: ...n about the flash memory banks fsinfo Prints information about file systems meminfo Display memory information mii info addr Prints MII PHY info mmcinfo display MMC info octreginfo print register info...

Страница 29: ...t variables dhcp Requests an IP address from a DHCP server If the autoload variable is set to yes also transfers the file to which the bootfile environment variable points to the loadaddr RAM memory a...

Страница 30: ...vailable USB devices usb storage Shows details of USB storage devices usb dev dev Shows or set current USB storage device usb part dev Prints the partition table of one or all USB storage devices usb...

Страница 31: ...o target for as many count bytes words or long words go addr arg Starts the application at address addr passing arg as arguments md b w l address of objects Displays the contents of the memory at addr...

Страница 32: ...th offset off and baud rate baud Ymodem mode 4 9 Environment variables commands To read write and save environment variables use these commands Command Description printenv name If no variable is give...

Страница 33: ...ead of device i2c md chip address 0 1 2 of objects read from I2C device i2c mm chip address 0 1 2 write to I2C device auto incrementing i2c mw chip address 0 1 2 value count write to I2C device fill i...

Страница 34: ...heir values also are stored in the U Boot binary image itself In this way you can recover the variables and their values at any time with the envreset command Environment variables are stored as strin...

Страница 35: ...alues 4 11 2 Scripts In U Boot a script is made up of variables that contain a set of commands the commands are executed one after another Consider this variable If you were to run this script with ru...

Страница 36: ...commands in a script with semi colons As with recursive variables this sign must be preceded by a back slash sign or it is considered the termination of the first command itself This is how you would...

Страница 37: ...ountdown is not interrupted Executed only when the bootdelay variable is also defined bootdelay Seconds to wait before running the automatic boot process in bootcmd bootfile Name of the default image...

Страница 38: ...the first instruction of the image in RAM 4 12 1 From Ethernet The most common way to boot an image during development is by transferring it using TFTP over the Ethernet interface You do this with the...

Страница 39: ...RAM you can boot it in following command For Linux images where loadAddress is the address in RAM at which the image resides 4 13 Automatic booting If U Boot is not interrupted after the delay establi...

Страница 40: ...e process normally takes place in three steps Reading image from media Ethernet USB into RAM memory Erasing the flash that is to be updated Copying the image from RAM into flash 4 14 1 Updating flash...

Страница 41: ...usb start fatload usb 0 0x100000 u boot octeon_win3241nor bin bootloaderupdate eMMC flash bootloader image update example mmc dev 1 usb start fatload usb 0 0x100000 emm boot bin mmc write 0x100000 0...

Страница 42: ...eenv Writes the current variable values to non volatile memory NVRAM dtt Read temperature from Digital Thermometer and Thermostat fatload load binary file from a dos filesystem fatls list files in a d...

Страница 43: ...t 42 Appendix A Cable Development Kit The PL 80720 offers some cables for development use DK001 Item Description Part No Qty Ethernet Cat 5 Cable 2M RoHS CB EC5200 01 1 Cross Over 2M Color RoHS CB CO5...

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