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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 1
TMS320DM6446 DVEVM v2.0 Getting S tarted Guide Literature Number: S PRUE66E December 2008 ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 2
IMPORT ANT NOTICE T exas Inst ruments Incorp orated and it s subsidiaries (TI) reserve the right to make corre ctions, modific ations, enhanc ements , improv ements , and othe r chang es to it s product s and services a t any time and to discontinue any produ ct or servi ce without not ice. Customers should obta in the latest relevant infor m ation ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 3
EV ALUA TION BOARD/KIT IMPORT ANT NOTICE T exas Ins trument s (TI) provid es the en closed produ ct(s) unde r the following conditions: This eva l uatio n board/kit is intende d for use for ENGINEERING DEVELOPMENT , DEM ON- STRA TION, OR EV ALUA TION PURPOSES ONL Y and is not considered by TI to be a finishe d end- product fit for general con s ume ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 4
FCC W arning This eva l uatio n board/kit is intende d for use for ENGINEERING DEVELOPMENT , DEM ON- STRA TION, OR EV ALUA TION PURPOSES ONL Y and is not consid ered by TI to be a finis hed end- product fit for gen eral consumer use. It genera tes, uses, and can radiate rad io frequency ener gy and has not been tested for complian ce with the limi ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 5
v This is a draft version printed from file: pref.fm on 12/18/08 Preface About This Guide The DVEV M (Digital Video Evaluation Mo dule) kit is an eva luation platform that show case s the DM64 4x archit ecture a nd lets use rs evaluate the power and perform ance of the DM644x as a mult imedia engin e. This guide gives yo u overview i nformatio n ab ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 6
vi Not ational Conv entions Notational Con ventions This doc ument uses th e followi ng conventi ons: ❏ Progra m listings, pr ogram e xamples, an d interac tive displ ays are shown in a mono-spaced font . Examp les us e bold for emphasis , and inte ractive d isplays use bold to distin guish c ommands that yo u enter fro m items that th e system d ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 7
vii This is a draft version printed fro m file: davinci_gsgTOC.fm on 12/18/08 Content s 1 DVEV M Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 This cha pter intr oduces the DVEVM ( Digital V ideo Eva luation Modu le) kit . 1.1 Welcome! . . . . . . . . . . . . . . . ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 8
Conten ts viii 4.3.5 Exporting a S hared File Syste m for Target A ccess . . . . . . . . . . . . . . . . . . . 4-9 4.3.6 Testing th e Shared Fil e System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11 4.3.7 Configuring the Boot S etup for PA L Video Users . . . . . . . . . . . . . . . . . . . . 4-12 4.3.8 Notes on Us ing Eva ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 9
1-1 Chap ter 1 DVEVM Overview This chapte r introduc es the DVEVM (Di gital Video Evaluation Module) kit. 1.1 Welcome! . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 – 2 1.2 What’s in thi s Kit? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 – 3 1.3 What’s o ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 10
Wel c om e ! 1-2 1.1 Wel come! Y our new DVEVM ( Digital Video Evalua tion Module) kit will allow you to evalu ate TI’s new DaVinci TM T echnol ogy and the DM644x archite cture. This techno logy br ings to gether sy stem-so lutio n compo nents tailored fo r efficient an d compe llin g digital vid eo and aud io. ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 11
What’ s in this Kit? DVEVM Overview 1-3 1.2 What’s in this Kit? Y our DVEVM kit c ontains the following hardware item s. Secti on 2.1, Setting Up the Hardware tells how to connect these com ponents. ❏ EVM Board . This board contains a DaVinci TM S320DM644 6 dual- core dev ice with an A RM9 and C64+ DSP for developm ent of applica tions t hat ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 12
What’ s on the Boar d? 1-4 1.3 What’s on the Board? The EV M comes loaded wi th peripher als your multime dia appl ications may need to make u se of. T he hard d rive on th e boar d also comes pr e- loaded wi th demons tration s oftware. Th e followi ng bloc k diagram shows the major hardware com ponents. Figure 1–1 EVM Hardware Block Diagram ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 13
What’ s Next? DVEVM Overview 1-5 1.4 What’s Ne xt? T o get started ev al uating t he DVEVM k it a nd d ev elo pin g ap pli cati ons for the DM644 x, begin by using this Get ting S tarted gui de. It wi ll ste p you through connecti ng the ha rdware, testing th e software, and be ginning t o develop applica tions. When you ar e ready for mo re in ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 14
1-6 ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 15
2-1 Chap ter 2 EVM Hardware Setup This cha pter tells y ou how to s et up the E VM hard ware. 2.1 Setting Up the Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 – 2 2.2 Connectin g to a Console Window . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 – 6 T opic Page ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 16
Setting Up the Hardware 2-2 2.1 S et ti n g U p the Har dw are T o set up th e hardware pr ovided w ith the EVM, us e the steps in th e sect ions th at foll ow . Y ou may s kip sec tions if you do not ne ed to access a particular p er ipher al . Fo r examp le, i f y ou do no t n eed to us e the s erial cable, s kip that section. 1) The EV M is sens ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 17
Setting Up the Hardware EVM Hardware Setu p 2-3 4) Con nect the red and white audio cable s to the EVM Audio O utput and the LCD display R/L Audio Input jacks as shown be low: 5) Con nect the BNC-to- RCA connector to the coax cable. Then connect the coax cable to the video camera and the EV M Video Input. 6) Con nect the power j ack for the vide o ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 18
Setting Up the Hardware 2-4 7) Con nect the mic rophone t o the EVM. 8) Con nect the power ca ble to the EVM powe r jack on the boa rd. T o be ESD safe , do not plu g in the ot her end of the cable yet. 9) If you will us e the Etherne t connec tion, connec t the Ether net cable t o the Ether net Port on the EVM and to an E thernet netwo rk port. No ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 19
Setting Up the Hardware EVM Hardware Setu p 2-5 10) If you pla n to use th e UART port for a co nsole windo w , c onnect the RS-232 n ull modem cable to t he EVM UART port and a COM por t on your host Linux wor kst ation. See Se ction 2.2 , Con necting to a Console Wi ndow for m ore abou t using a console window . 1 1) Plug in the LCD display to a ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 20
Conne cting to a Cons ole Wi ndow 2-6 2.2 Connecting to a Console Window Y ou c an open a console window that allow s you to watch and interrup t EVM boot message s by foll owing thes e steps: 1) Con nect a serial cable betwee n the serial port on the EV M and the serial po rt (for ex ample, COM1) on a PC. 2) Run a terminal se ssion ( such as Mini ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 21
3-1 Chap ter 3 Running the Demonstration Software This chapte r ex plains how to ru n the software de mos provide d with the DVEVM k it. 3.1 Default Boo t Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 – 2 3.2 Starting the Stan dalone Demos . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 – 2 3.3 Ru ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 22
Defaul t Boot Co nfiguration 3-2 3.1 Default Boot Configuration Out of the box, the E VM boots from f lash and starts the demos automa tically af ter a few seconds when you power u p the board. It does not require an NFS mount or a TFTP server to run the standard demos. Note: The defau lt U-Boot bootargs defini tion sets "i p=off", which ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 23
S tarting t he S tandalon e Demos Runnin g the Demons tration Softw are 3- 3 running . Ot he rwis e y ou wil l see er r or me ss ag es rais ed whe n d evice drivers fail to op en. Once the EV M board has boot ed, the disp la y should show a picture o f the re mote cont rol. Y ou u se the IR rem ote to con trol the demo s. The order of the buttons o ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 24
Runni ng the S tandalon e Demos 3-4 3.3 Running the Standalone Demos 1) Press "Play" or " OK" on the remo te to mov e from the rem ote control diagram to the mai n menu sc reen, which looks l ike this: The Encod e + Decod e demo all ows you to r ecord and p layback video. T he Enco de demo record s audio/spe ech an d video in th ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 25
Runni ng the S tandalon e Demos Runnin g the Demons tration Softw are 3- 5 5) Use the le ft and right arr ows to cycle th rough the options until the setting y ou want is shown. 6) Pres s "Pla y" to begi n the Enco de+Decod e and Decod e demos. Press "R ec" (r ecord) twice to begin th e Encode demo. 7) Wh ile the d emo runs, da ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 26
Runni ng the S tandalon e Demos 3-6 3.3.2 About the E ncode + Decode Demo The Encode + Dec ode demo al lows you to record an d playback video. Video comes from the ca mera, is enco ded, the n decoded , and then sent to the L DC displa y. The Enc ode + Dec ode does on ly vide o processi ng; it does not encod e and decod e audio or speech . The suppo ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 27
Runni ng the S tandalon e Demos Runnin g the Demons tration Softw are 3- 7 3.3.3 About the E ncode Demo Like the Encode + Deco de dem o, the En code dem o also e ncode s video . In addit ion, it also encodes s peech. The spe ech sour ce is the microp hone. The enc oded data is written to files on the EV M’s hard dis k drive. Th e possible fi lena ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 28
Runni ng the S tandalon e Demos 3-8 The appli cation runs on the ARM using Linux. The vide o and audio signals are passed to e ncoders on the DSP b y the Codec Engine. S hared memory is used whe n passing data. T o use th is demo from the comman d line, see S ection 3.4 , Running the Demos from t he Comm and Line . 3.3.4 About the D ecode Demo The ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 29
Runn ing th e Dem os fro m th e C omman d Li ne Runnin g the Demons tration Softw are 3- 9 The su pported vid eo algor ithms are M PEG4 (.mp eg4 file extensio n), H.264 (.26 4 file ex tension) an d MPEG2 ( .m2v fil e extension). The su pported a udio algor ithm is AA C (.aac file extens ion). Th e support ed speec h algorithm is G .71 1 (.g71 1 fil ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 30
Runni ng the Demos from the Comma nd Line 3-10 3) Mo ve to the ap propriate directo ry on the target using the followin g comm and. (See Se ction 4.1.1 for the meanin gs of com mand pro mpts shown in this docume nt.) Target $ cd /opt/dvsdk/dm6446 4) Be fore runni ng demo applica tions fr om the comma nd line, the CME M and acc elerator k ernel modu ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 31
Runnin g the Ne twork Dem o Runnin g the Demons tration Softw are 3-1 1 3.5 Running the Network Demo As an ex ample of standa rd TCP/IP n etworking s upport, the DVEVM example s include a small HTTP web ser ver . This web s erver is started on the GPP-si de as part of the Linux startup sequenc e. It configured to service requests from web brows ers ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 32
3-12 ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 33
4-1 Chap ter 4 DVEVM Software Setup This cha pter explains how to use t he software pr ovided with the DVEV M kit. 4.1 Software Overvi ew . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 – 2 4.2 Preparing to Ins tall . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 – 5 4.3 Installing ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 34
Software Overvie w 4-2 4.1 Softw are O verview T o begin deve loping a pplications , you need to install the DVE VM develop ment envi ronment. Th is chapt er outline s the st eps required t o load the DVE VM so ftware onto the de velop ment hos t. Y ou will ne ed the distributi on disk s or the fil es they contain to get started. The DaVinci s oftw ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 35
Sof t ware Ov ervie w DVEVM Software Setu p 4-3 T exas In struments, in agreement with Mo ntaVist a Softwar e Inc., is provid ing a dem ons trati on versio n of th e Li nux Prof es si ona l E dit ion v5.0 embedded operatin g system a nd developm ent tools . The base DVEVM kit incl udes thi s demon stra tion ver sio n. The demo ve rsi on is a sub se ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 36
Software Overvie w 4-4 4.1.2 Software Component s The foll owing figure s hows the s oftware co mponents used for applica tion develop ment with th e DVEVM kit : In the pr evious fi gure, you r appli cation r uns on the ARM subsyste m. It handles I/O and app licatio n process ing. T o proc ess video , image, speech, an d audi o signa ls it u se s t ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 37
Prepar i ng t o Insta ll DVEVM Software Setu p 4-5 4.2 Preparing to Install On a host syst em, mount the DVEVM demonstra tion DVD an d copy the followin g files to a tempor ary locati on wit h at least 2.3 GB ava ilable space. Sinc e you ca n delete th e installati on files after installin g the software , a direct ory like /tmp is rec ommended . ? ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 38
Inst alling the Sof tware 4-6 4.3.1 Install ing the Target Linux Software This sec tion expl ains how to ins tall Linux for us e on the target boa rd. This is a dem onstration v ersio n of MontaVista Linux Pr o v5.0. Note that separate version s of Linux ar e used by the targe t and your host Linux works tation. The fol lowing Lin ux host ope ratin ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 39
Insta lli ng the Softw a re DVEVM Software Setu p 4-7 4.3.2 Install ing the DVSDK Software The DVSD K softwar e include s Codec En gine comp onents, DSP /BIOS Link, sa mple data file s, xDAIS and xDM heade r files, and a cont iguous memory allocator for Linux (CME M). Note: The in stallers for DSP /BIOS a nd Code Gener ation T oo ls (codege n) have ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 40
Inst alling the Sof tware 4-8 When the i nstaller prom pts for an ins tallation locati on, do not us e the default locati on. Instead, us e the entire path to the dvsdk _#_# codeg en directo ry . Y ou w ill need to manua lly cr eate the folder cg6x_6_ #_#, wher e # repres ents part of the v ersion num ber . For example : /home/< useracct >/dv ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 41
Insta lli ng the Softw a re DVEVM Software Setu p 4-9 4.3.4 Install ing the SoC Analyzer SoC An alyzer is a graphic al tool tha t runs on a Windows de velop ment host and uses data collect ed from Lin ux, DSP/BIO S, and Code c Engin e to provi de sys tem-level executio n and pe rformance analysi s for debugging and profiling DV EVM softwar e execut ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 42
Inst alling the Sof tware 4-10 4) Pe rform the fol lowing co mmands to create a c opy of the target file system with perm issions set fo r writing to the shared a rea as <use racc t> . Subs titute yo ur user na me for <u sera cct> . If you installed in a loc ation other than /opt/ mv_pro_5.0, use you r location in the cp comm and. host ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 43
Insta lli ng the Softw a re DVEVM Software Setu p 4-1 1 4.3.6 Testing t he Shared Fil e System T o test you r NFS setup, fo llow thes e steps: 1) G et the IP add ress o f your hos t Linux work stations as fo llows. L ook for the IP address a ssociated with the eth 0 Etherne t port. host $ /sbin/ifconfig 2) Open a terminal e mul ation win dow to c o ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 44
Inst alling the Sof tware 4-12 See Se ction A. 4, Alternate B oot Methods for inform ation abou t booting with TFTP or NFS and using flash or the EVM’ s hard drive. 4.3.7 Configuring the Boot Setup for PAL Video Users Y ou ca n configur e the EVM to sele ct either the NTSC or P AL vide o standard du ring the d efau lt boot s equ enc e. T o sel ec ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 45
Sett ing U p the B uild /Dev elo pm ent Envir onm ent DVEVM Software Setu p 4-13 These codecs ar e prov ided un der a " for demo nstration- only" license agreemen t. If you w ish to use t hese cod ecs in a pr oductio n develop ment environme nt, you c an go to the DVEV M Updates web site a t http://www .ti .com/dve vmupdates t o download ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 46
Building a New Linux Ker nel 4-14 4) host $ arm_v5t_le-gcc hello.c -o hello Perfor m the f ollowing steps on the targe t boar d. Y ou may use either th e target's con sole window ( Section 2.2 ) or a t elnet sessi on. 1) target $ cd /opt/hello 2) Run ./hello. The output sh ould be: Buongiorno DaVinci! 4.5 Building a New Linux K ernel If you mo ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 47
Bui lding a New Linux Kern el DVEVM Software Setu p 4-15 5) T o modi fy the kernel options, yo u will need to use a c onfigura tion comm and suc h a s " mak e m enu co nfi g" o r " ma ke xconf ig" . T o enable the MontaVista defaul t kernel opt ions, us e the follo wing com mand: host $ make ARCH=arm CROS S_COMPILE=arm_v5t_le- c ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 48
Rebuildi ng the DVEVM Software fo r the T arget 4-16 4.6 Re building the DV EV M Software for the Target T o place demo files in the /o pt/dvsdk /dm6446 dir ectory , you need to rebuild the DVSDK s oftware. T o do this, follo w these st eps: 1) If y ou have not al ready done so , rebuild th e Linux kern el as descr ibed in Se ction 4.5. 2) Cha nge ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 49
Boo ting t he Ne w Lin ux Ker n el DVEVM Software Setu p 4-17 5) Y ou can test the r ebuilt DVE VM softwa re by booting your NF S file system and running the demos from the command li ne as descr ibed in Se ction 3.4. 4.7 Booting the New Linux Kernel After bui lding the new ke rnel, in order to us e it to boot t he DaVinci boa rd, you must transfe ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 50
T est ing th e Buil d Env ironm ent 4-18 4.8 Testing the Build Environment T o test your DVSDK so ftware installa tion, you can b uild one of the Codec Engin e servers. This se rver is a D SP-side a pplicati on. Building it tes ts the installatio n of DS P-side dev elopment componen ts. T o buil d the vide o_copy ser ver , foll ow these st eps: 1) ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 51
Using th e Digital V ideo T est Bench (DVTB) DVEVM Software Setu p 4-19 3) Cop y th e binar ie s " dv tb-d" and "d vtb -r" to /op t/dv s dk /dm 6 446 on th e device ’s t ar get filesyste m and run it there. It must be in the same directo ry as the DS P exec utables. For furth er details on th e DVTB, see the fol lowing do cume ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 52
Runni ng The SoC Analyzer 4-20 4.10 Running The SoC Analyzer Built up on T exas Instru ments' eXpress DSP data vis ualizat ion tech nology (DVT), the S oC Analyz er simplifies debugging, analysi s, and optimiza tion of DVEVM applica tions. It collects ex ecution, inte raction , and res ource utilizat ion logs from Linux, DSP/ BIOS, Codec Engin ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 53
Doc umen tat ion f or DSP -Si de Dev elopm ent DVEVM Software Setu p 4-21 T o run the S oC Analy zer , double- click the S oC Analyz er icon on th e Windows Desktop or select i t from the Windows S t art menu u nder T exas Instru ments. The SoC An aly z er come s w ith onl in e he lp , whi ch c an be a cc es sed f rom the SoC Anal yzer Help m enu ( ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 54
Documen tation for D SP-Side Developmen t 4-22 Sec tion 4 .9, Usi ng th e Dig i- tal Video T est Be nch (DVTB) this do cument Codec Engin e Codec En gine Appli cation Develop er User's Guid e (SPRUE67) /home/< us eracct >/ dvsdk_# _#/codec _engine_# _#/doc s Codec En gine Serve r Integrator U ser's Guide (SPRUED5) /home/< us erac ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 55
A-1 Appendix A Additional Procedures This a ppendix describes o ptional p rocedur es you may use dependin g on your s etup and s pecific needs. A.1 Changing the Video Input/Output Methods. . . . . . . . . . . . . . . . . . . . A – 2 A.2 Putting Demo App lications in the T hird-Party Menu . . . . . . . . . . . . A – 5 A.3 Setting Up a TFTP Serve ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 56
Changing the Video Input/Output Me thods A-2 A.1 Changing the Video Input/Output Methods The EV M can inp ut video usi ng the fol lowing met hods: ❏ Composit e [defau lt] ❏ S-Video (bes t quality ) In additi on, there a re three types of video output: ❏ Composit e [defau lt] (lowest q uality) ❏ S-Video (medi um quali ty) ❏ Component (b es ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 57
Changin g the Vide o Input/O utput Methods Addi tion al Pr ocedu res A-3 A.1.2 Using S-Video Output T o switch t o higher -quality S -Video output , follow the se steps: 1) Unp lug th e com posite vi deo c onn ec tor . Then , c on nec t yo ur S-Vide o connect or to the S-Video output po rt, which is to the right of the curre ntl y-us ed co mpo si t ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 58
Changing the Video Input/Output Me thods A-4 A.1.3 Using Component Vi deo Output T o switc h to high est-quality compone nt video output, foll ow these ste ps: 1) Con nect your c omponent vide o connec tors to the con nectors in a square on the far left of the board. Ins tead of conne cting one conne ctor as wit h compos ite video , connec t the YP ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 59
Putting Demo Appli ca tio ns in the Thi r d-Part y Men u Addi tion al Pr ocedu res A-5 A.2 Putting Demo Applications in the Third-Party Menu Y ou can add your o wn demos to the Third-Pa rty Menu by followin g the steps in this sec tion. Only fou r demos can be shown at once i n the user- interfac e. If you add more than four demos, the first four i ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 60
Putting D emo Appl ications in th e Third-Party Me nu A-6 uses relati ve refer ences to ac cess the m. For examp le, the fol lowin g directo ry struc ture mig ht be used in the ar chive: |-- app.sh |-- data | |-- datafile1 | `-- datafile2 |-- logo.jpg `-- readme.txt T o check the format of the file you cr eate, execut e the follo wing comm and in L ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 61
Setting Up a TFTP Server Addi tion al Pr ocedu res A-7 A.3 Setting Up a TFTP Server Y ou can check to see if a TFTP server i s set up with the foll owing comm and: host $ rpm -q tftp-server If it is n ot set up, you can foll ow these s teps: 1) If yo u have not ye t installed MontaVista Linux Dem o Edition (se e Section 4.3.1) , y ou ca n down lo a ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 62
Alternate Boot Metho ds A-8 A.4 Alternate Boot Methods The defa ult conf iguration fo r the E VM is t o boot fr om flash wi th the fil e system on the EV M’s hard drive. The fol lowing are a lternate ways yo u may want t o boot th e board: ❏ TFTP b oot with hard drive file system (Section A .4.2) ❏ Flash boo t with NFS file s ystem (Sec tion ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 63
Alternate Bo ot Methods Addi tion al Pr ocedu res A-9 T o boot in this mode, s et the follo wing parameters after y ou abort the automa tic boot seq uence: EVM # setenv bootcmd bootm 0x2050000 setenv bootcmd nboot 80700000 0 a0000;b ootm EVM # setenv bootargs video=davincifb:vid0=720x576x16, 2500K:vid1=720x576x16,2500K:osd0=720 x576x16,2025K davinc ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 64
Alternate Boot Metho ds A-10 A.4.3 Booting fr om Flash Using NFS File System T o boot in this mode, s et the follo wing parameters after y ou abort the automa tic boot seq uence: EVM # setenv bootcmd 0x2050000 setenv bootcmd nboot 80700000 0 a0000;bootm EVM # setenv nf- shost < ip address of nfs host > EVM # setenv rootpath < directory to ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 65
Rebuild ing DSP/BIOS L ink Addi tion al Pr ocedu res A-1 1 The < root di rector y to mount > m ust match the file syst em that yo u set up on your workstation . For exam ple, /home /< user acct > /wo rkdi r/fil esys . When you boot, look for the following lines that c onfirm t he boot mod e: TFTP from server 192.168.160.71; our IP addre ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 66
Rest orin g and U pdatin g the E VM Ha rd Dis k Dri ve A-12 A.6 Restoring and Updating the EVM Hard Disk Driv e This sect ion describ es how to r estore and update all the files on the EVM hard dis k drive (H DD), incl uding the Linux file system and the dem os. Using thes e restore proc edures , you can retur n your boar d to a known state if anyt ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 67
Restori ng and U pdating t he EVM Ha rd Disk Driv e Addi tion al Pr ocedu res A-13 For exam ple, y ou ca n create a ter minal s ession with Hy perT er minal or T eraT er m on MS W indows, and M inicom or C-Kermit o n Linux. 6) S tart an NFS server o n the hos t workstatio n. This d ocument assumes the host path / home/user /workdir/ filesys c ontai ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 68
Rest orin g and U pdatin g the E VM Ha rd Dis k Dri ve A-14 A.6.3 Restore the EVM Hard Disk Drive The EVM hard dis k drive (HDD) ca n be restored from a t arget EVM HDD partition or fro m the host Li nux workstation file system. Either met hod will achiev e the same result. Restoring the EVM HD D takes 10 to 15 minute s. The re store scri pt must u ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 69
Restori ng and U pdating t he EVM Ha rd Disk Driv e Addi tion al Pr ocedu res A-15 7) The s cript will ask for confirma tion: "Th is will destr oy all data on /dev/hda1 - are you sure?" T y pe yes . 8) Af ter the HDD restore is complete, s hutdown the EVM: EVM # halt 9) Wh en the "P ower dow n" mess age is pr inted in the termi ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 70
Rest orin g and U pdatin g the E VM Ha rd Dis k Dri ve A-16 3) Go to the /rest ore direc tory . EVM # cd /restore 4) Se t the Linux date v ariable to today's date. If the date i s too far off, the target fil e system installation ge nerates warnings for each file it install s. EVM # date MMDDHHMMCCYY For examp le, for 9:00 am on April 18 th, 2 ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 71
Index--1 This is a draft version printed fro m file: davinci_gsgIX.fm on 12/18/08 Index A A/V files 4 -8 AAC audio 3- 9 applica tion 4-4 ARM9 1-3 arr ow but t ons 3-4 audio c ables 2-3 B battery 1- 4, 3-3 bin file s 4-6 BIOS_INST ALL_DIR envi ronment v ariable 4-16 block d iagram 1-4 boot con figurations A-8 flash with hard drive A-8 flash with NFS ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 72
Index--2 Index BIOS_INS TALL_DIR 4 -16 FC_I NSTA LL_D IR 4-16 XDC_INSTALL_DIR 4- 1 6 ESD pr eca u tions 2-3 Ethe rnet 2- 4 setup 2-5 EVM # prom pt 2-6, 4-3 exampl es 3-2 exit de mo 3-5 expor ts fi le 4-1 0 F FC_I N STALL _DI R envi ronm ent va riabl e 4-1 6 file ex tensions 3-7, 3-9 file sy stem 4-9 video perf orm an ce 4 -9 files Deco de demo 3-8 ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 73
Index--3 Index prompts 4-3 Q quit demo 3-5 R rebuildi ng DVEVM software 4-16 Linux k ernel 4-14 Record bu tton 3-5 Red Hat Enterprise Linux 4-6 remote con trol 1-3, 3-3 resettin g code 3-3 rest ore H DD A-12 Rules.m ake file 4-16 running app lic at ions 3-4 S s-bit A- 16 seria l cable 2-6 serial c o nnection 2-5 SoC Anal yzer 4-2, 4-9 software 4-2 ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 74
Index--4 ...
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 75
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Texas Instruments TMS320DM6446 DVEVM v2.0 - page 76
Spectrum Digital, Inc. 5081 68-000 1C ...
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