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jtag: tcl: Add cget -idcode

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This can be used to dynamically distinguish between similar chips in tcl
code.

Change-Id: Ic4dfb61693e78616355173142dc7f9b9683a9f73
Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Reviewed-on: http://openocd.zylin.com/5033
Tested-by: jenkins
Reviewed-by: Matthias Welwarsky <matthias@welwarsky.de>
This commit is contained in:
Leonard Crestez
2018-08-10 17:09:41 +03:00
committed by Matthias Welwarsky
parent ca7ba6b58d
commit 84e3f63a8c
2 changed files with 24 additions and 3 deletions
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doc/openocd.texi
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@@ -3895,10 +3895,14 @@ devices do not set the ack bit until sometime later.
@section Other TAP commands
@deffn Command {jtag cget} dotted.name @option{-idcode}
Get the value of the IDCODE found in hardware.
@end deffn
@deffn Command {jtag cget} dotted.name @option{-event} event_name
@deffnx Command {jtag configure} dotted.name @option{-event} event_name handler
At this writing this TAP attribute
mechanism is used only for event handling.
mechanism is limited and used mostly for event handling.
(It is not a direct analogue of the @code{cget}/@code{configure}
mechanism for debugger targets.)
See the next section for information about the available events.