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author | David Brownell <dbrownell@users.sourceforge.net> | 2009-10-19 14:45:43 -0700 |
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committer | David Brownell <dbrownell@users.sourceforge.net> | 2009-10-19 14:45:43 -0700 |
commit | 6ec1026bbb83f626484e4fd4b61aa1f7d864dbc7 (patch) | |
tree | 9e560513cff985c5301655df991b06516b36468d | |
parent | 6726b78707f349d389c30ce85713047eb761b7ca (diff) | |
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Doc: jtag_init must validate scan chain too
Same requirement as like init_reset, and for the same reason:
we need to start with a known and working state.
-rw-r--r-- | doc/openocd.texi | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/doc/openocd.texi b/doc/openocd.texi index 6d33d56a..7ebe4578 100644 --- a/doc/openocd.texi +++ b/doc/openocd.texi @@ -1573,6 +1573,11 @@ which uses only a lightweight JTAG reset before examining the scan chain. If that fails, it tries again, using a harder reset from the overridable procedure @command{init_reset}. + +Implementations must have verified the JTAG scan chain before +they return. +This is done by calling @command{jtag arp_init} +(or @command{jtag arp_init-reset}). @end deffn @anchor{TCP/IP Ports} |