From 79912868148d8dfd3d92de02af4cb9b9522f873d Mon Sep 17 00:00:00 2001 From: oharboe Date: Wed, 30 Jul 2008 05:56:53 +0000 Subject: [PATCH] warning output upon connection problems. git-svn-id: svn://svn.berlios.de/openocd/trunk@882 b42882b7-edfa-0310-969c-e2dbd0fdcd60 --- src/jtag/jtag.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/src/jtag/jtag.c b/src/jtag/jtag.c index 15a5900c..05c6628b 100644 --- a/src/jtag/jtag.c +++ b/src/jtag/jtag.c @@ -1361,6 +1361,8 @@ int jtag_examine_chain() /* LSB must not be 0, this indicates a device in bypass */ device_count++; + LOG_WARNING("Device was in bypass after TRST/TMS reset"); + bit_count += 1; } else @@ -1371,6 +1373,7 @@ int jtag_examine_chain() if (idcode == 0x000000FF) { + int unexpected=0; /* End of chain (invalid manufacturer ID) * * The JTAG examine is the very first thing that happens @@ -1385,9 +1388,10 @@ int jtag_examine_chain() for (bit_count += 32; bit_count < (JTAG_MAX_CHAIN_SIZE * 32) - 31;bit_count += 32) { idcode = buf_get_u32(idcode_buffer, bit_count, 32); - if (idcode != 0x000000FF) + if (unexpected||(idcode != 0x000000FF)) { - LOG_WARNING("Unexpected idcode after end of chain! 0x%08x", idcode); + LOG_WARNING("Unexpected idcode after end of chain! %d 0x%08x", bit_count, idcode); + unexpected = 1; } } -- 2.39.5