On 5 August 2011 09:00, Øyvind Harboe <oyvind.har...@zylin.com> wrote: > --- > src/target/arm11_dbgtap.c | 14 +++++++++----- > 1 files changed, 9 insertions(+), 5 deletions(-) > > diff --git a/src/target/arm11_dbgtap.c b/src/target/arm11_dbgtap.c > index 5c671cc..c6c5a50 100644 > --- a/src/target/arm11_dbgtap.c > +++ b/src/target/arm11_dbgtap.c > @@ -199,11 +199,15 @@ int arm11_add_debug_SCAN_N(struct arm11_common *arm11, > * NOTE: the ITRSEL instruction fakes SCREG changing; > * but leaves its actual value unchanged. > */ > - if (arm11->jtag_info.cur_scan_chain == chain) { > - JTAG_DEBUG("SCREG <= %d SKIPPED", chain); > - return jtag_add_statemove((state == ARM11_TAP_DEFAULT) > - ? TAP_DRPAUSE : state); > - } > + // FIX!!! the optimization below is broken because we do not > + // invalidate the cur_scan_chain upon a TRST/TMS. See arm_jtag.c > + // for example on how to invlidate cur_scan_chain. Tested patches > gladly > + // accepted! > +// if (arm11->jtag_info.cur_scan_chain == chain) { > +// JTAG_DEBUG("SCREG <= %d SKIPPED", chain); > +// return jtag_add_statemove((state == ARM11_TAP_DEFAULT) > +// ? TAP_DRPAUSE : state); > +// } > JTAG_DEBUG("SCREG <= %d", chain); > > arm11_add_IR(arm11, ARM11_SCAN_N, ARM11_TAP_DEFAULT); > -- > 1.7.2.3 >
better with #if 0 rather than commenting out. Cheers Spen _______________________________________________ Openocd-development mailing list Openocd-development@lists.berlios.de https://lists.berlios.de/mailman/listinfo/openocd-development