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authorSpencer Oliver <spen@spen-soft.co.uk>2012-02-21 10:13:21 +0000
committerAndreas Fritiofson <andreas.fritiofson@gmail.com>2012-02-26 01:14:39 +0000
commit5793056d96fd88845cde0d107c002a5fce413909 (patch)
tree1baf2d9979ea3305d123f3de5cffbd7731cf1503 /doc
parentd431af34fe0a9695397fb76536a4ac2dbdac126f (diff)
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jtag: use correct tap -ignore-version mask
when -ignore-version is used we should mask of the upper 4bits not 8bits. Change-Id: I9ffe24c2aeeb414677357a647609fdf018890194 Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk> Reviewed-on: http://openocd.zylin.com/473 Tested-by: jenkins
Diffstat (limited to 'doc')
-rw-r--r--doc/openocd.texi2
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/openocd.texi b/doc/openocd.texi
index 1aaac58..323136f 100644
--- a/doc/openocd.texi
+++ b/doc/openocd.texi
@@ -3369,7 +3369,7 @@ hardware to find these values.
option. When vendors put out multiple versions of a chip, or use the same
JTAG-level ID for several largely-compatible chips, it may be more practical
to ignore the version field than to update config files to handle all of
-the various chip IDs.
+the various chip IDs. The version field is defined as bit 28-31 of the IDCODE.
@item @code{-ircapture} @var{NUMBER}
@*The bit pattern loaded by the TAP into the JTAG shift register
on entry to the @sc{ircapture} state, such as 0x01.