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| author | dbrownell <dbrownell@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2009-09-26 22:01:24 +0000 |
|---|---|---|
| committer | dbrownell <dbrownell@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2009-09-26 22:01:24 +0000 |
| commit | 2329ae93062aedcc5840851c98e1719edf9fe0bb (patch) | |
| tree | e0ce0820660751d0fd7747ff7c6681c61a1b3ccf | |
| parent | f64e924ba96d944259b284f8cc517e315e78acde (diff) | |
| download | openocd_libswd-2329ae93062aedcc5840851c98e1719edf9fe0bb.tar.gz openocd_libswd-2329ae93062aedcc5840851c98e1719edf9fe0bb.tar.bz2 openocd_libswd-2329ae93062aedcc5840851c98e1719edf9fe0bb.tar.xz openocd_libswd-2329ae93062aedcc5840851c98e1719edf9fe0bb.zip | |
Diagnostics tweaks for jtag_examine_chain() failure paths.
git-svn-id: svn://svn.berlios.de/openocd/trunk@2760 b42882b7-edfa-0310-969c-e2dbd0fdcd60
| -rw-r--r-- | src/jtag/core.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/jtag/core.c b/src/jtag/core.c index b1d3ca0f..ff9f3e0f 100644 --- a/src/jtag/core.c +++ b/src/jtag/core.c @@ -885,8 +885,9 @@ static bool jtag_examine_chain_check(uint8_t *idcodes, unsigned count) * the scan is not valid */ if (zero_check == 0x00 || one_check == 0xff) { - LOG_ERROR("JTAG communication failure: check connection, " - "JTAG interface, target power etc."); + LOG_ERROR("JTAG scan chain interrogation failed: all %s", + (zero_check == 0x00) ? "zeroes" : "ones"); + LOG_ERROR("Check JTAG interface, timings, target power, etc."); return false; } return true; @@ -1238,7 +1239,7 @@ static int jtag_init_inner(struct command_context_s *cmd_ctx) /* examine chain first, as this could discover the real chain layout */ if (jtag_examine_chain() != ERROR_OK) { - LOG_ERROR("trying to validate configured JTAG chain anyway..."); + LOG_ERROR("Trying to use configured scan chain anyway..."); } if (jtag_validate_ircapture() != ERROR_OK) |