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-rw-r--r--src/jtag/core.c7
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)