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| -rw-r--r-- | doc/manual/primer/jtag.txt | 66 |
1 files changed, 62 insertions, 4 deletions
diff --git a/doc/manual/primer/jtag.txt b/doc/manual/primer/jtag.txt index c12e266..ce38f18 100644 --- a/doc/manual/primer/jtag.txt +++ b/doc/manual/primer/jtag.txt @@ -11,12 +11,10 @@ want to use it for (as a chip designer). Think of JTAG as I2C for testing. It doesn't define what it can do, just a logical interface that allows a uniform channel for communication. -See: - +See @par http://en.wikipedia.org/wiki/Joint_Test_Action_Group -and - +and @par http://www.inaccessnetworks.com/projects/ianjtag/jtag-intro/jtag-state-machine-large.png The first page (among other things) shows a logical representation @@ -107,4 +105,64 @@ target chips and work out what the various instruction registers/data registers do, so you can actually do something useful. That's where it gets interesting. But in and of itself, JTAG is actually very simple. +A separate primer contains information about @subpage primerjtagbs for +developers that want to extend OpenOCD for such purposes. + + */ +/** @page primerjtagbs JTAG Boundary Scan Primer + +The following page provides an introduction on JTAG that focuses on its +boundary scan capabilities: @par +http://www.engr.udayton.edu/faculty/jloomis/ece446/notes/jtag/jtag1.html + +OpenOCD does not presently have clear means of using JTAG for boundary +scan testing purposes; however, some developers have explored the +possibilities. The page contains information that may be useful to +those wishing to implement boundary scan capabilities in OpenOCD. + +@section primerbsdl The BSDL Language + +For more information on the Boundary Scan Description Language (BSDL), +the following page provides a good introduction: @par +http://www.radio-electronics.com/info/t_and_m/boundaryscan/bsdl.php + +@section primerbsdlvendors Vendor BSDL Files + +NXP LPC: @par +http://www.standardics.nxp.com/support/models/lpc2000/ + +Freescale PowerPC: @par +http://www.freescale.com/webapp/sps/site/overview.jsp?code=DRPPCBSDLFLS + +Freescale i.MX1 (too old): @par +http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=i.MX1&nodeId=0162468rH311432973ZrDR&fpsp=1&tab=Design_Tools_Tab + +Renesas R32C/117: @par +http://sg.renesas.com/fmwk.jsp?cnt=r32c116_7_8_root.jsp&fp=/products/mpumcu/m16c_family/r32c100_series/r32c116_7_8_group/ +- The device page does not come with BSDL file; you have to register to + download them. @par + http://www.corelis.com/support/BSDL.htm + +TI links theirs right off the generic page for each chip; +this may be the case for other vendors as well. For example: + +- DaVinci DM355 -- http://www.ti.com/litv/zip/sprm262b +- DaVinci DM6446 + - 2.1 silicon -- http://www.ti.com/litv/zip/sprm325a + - older silicon -- http://www.ti.com/litv/zip/sprm203 +- OMAP 3530 + - CBB package -- http://www.ti.com/litv/zip/sprm315b + - 515 ball s-PGBA, POP, 0.4mm pitch + - CUS package -- http://www.ti.com/litv/zip/sprm314a + - 515 ball s-PGBA, POP, 0.5mm pitch + - CBC package -- http://www.ti.com/litv/zip/sprm346 + - 423 ball s-PGBA, 0.65mm pitch + +Many other files are available in the "Semiconductor Manufacturer's BSDL +files" section of the following site: @par +http://www.freelabs.com/~whitis/electronics/jtag/ + + */ +/** @file +This file contains the @ref primerjtag and @ref bsdl page. */ |