more reset_config texts

git-svn-id: svn://svn.berlios.de/openocd/trunk@1947 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe 2009-05-30 07:53:40 +00:00
parent 2327b8603c
commit aea132ca48
1 changed files with 14 additions and 1 deletions

View File

@ -1699,7 +1699,20 @@ nTRST (active-low JTAG TAP reset) before starting new JTAG operations.
@deffn {Command} reset_config mode_flag ...
This command tells OpenOCD the reset configuration
of your combination of JTAG interface, board, and target.
of your combination of JTAG board and target in target
configuration scripts.
If you have an interface that does not support SRST and
TRST(unlikely), then you may be able to work around that
problem by using a reset_config command to override any
settings in the target configuration script.
SRST and TRST has a fairly well understood definition and
behaviour in the JTAG specification, but vendors take
liberties to achieve various more or less clearly understood
goals. Sometimes documentation is available, other times it
is not. OpenOCD has the reset_config command to allow OpenOCD
to deal with the various common cases.
The @var{mode_flag} options can be specified in any order, but only one
of each type -- @var{signals}, @var{combination}, @var{trst_type},