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Re: Macraigor Raven JTAG hardware
- From: Soam Vasani <soam dot vasani at codito dot com>
- To: Shaun Jackman <sjackman at gmail dot com>
- Cc: gdb at sources dot redhat dot com
- Date: Fri, 18 Feb 2005 11:42:24 +0530
- Subject: Re: Macraigor Raven JTAG hardware
- References: <7f45d93905021716455fc758fd@mail.gmail.com>
Shaun Jackman wrote:
> The Macraigor Raven is a JTAG debugging device that I'd like to use to
> debug an ARM7 target. It requires a small proprietary program,
> OCDRemote, that translates GDB-speak to some parallel port witchery.
> Is there an open-source replacement for this program available
> anywhere?
Someone's made an attempt, see
http://sourceforge.net/projects/gdbice/
> It seems it shouldn't be terribly difficult to reverse engineer [1]
> their parallel port protocol by spewing some debug output from the
> Linux parallel port driver.
This might help:
http://www.arm.com/pdfs/DDI0029G_7TDMI_R3_trm.pdf
(probably the only thing you'll have to reverse engineer is the pin
configuration.)
> Alternatively, who can recommend a cost effective way to debug the
> ARM7 using Linux, GDB, and JTAG? I have up to about a thousand bucks
> to spend on this project, but many JTAG devices cost a heck of a lot
> more than that.
http://hri.sourceforge.net/tools/jtag_faq_org.html
--
soam