diff options
| -rw-r--r-- | src/jtag/core.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/jtag/core.c b/src/jtag/core.c index 5d5803a..9f1e4cf 100644 --- a/src/jtag/core.c +++ b/src/jtag/core.c @@ -1549,7 +1549,17 @@ int jtag_init_reset(struct command_context *cmd_ctx) if ((jtag_reset_config & RESET_SRST_PULLS_TRST) == 0) jtag_add_reset(0, 1); } - jtag_add_reset(0, 0); + + /* some targets enable us to connect with srst asserted */ + if (jtag_reset_config & RESET_CNCT_UNDER_SRST) { + if (jtag_reset_config & RESET_SRST_NO_GATING) + jtag_add_reset(0, 1); + else { + LOG_WARNING("\'srst_nogate\' reset_config option is required"); + jtag_add_reset(0, 0); + } + } else + jtag_add_reset(0, 0); retval = jtag_execute_queue(); if (retval != ERROR_OK) return retval; @@ -1572,6 +1582,14 @@ int jtag_init(struct command_context *cmd_ctx) /* guard against oddball hardware: force resets to be inactive */ jtag_add_reset(0, 0); + + /* some targets enable us to connect with srst asserted */ + if (jtag_reset_config & RESET_CNCT_UNDER_SRST) { + if (jtag_reset_config & RESET_SRST_NO_GATING) + jtag_add_reset(0, 1); + else + LOG_WARNING("\'srst_nogate\' reset_config option is required"); + } retval = jtag_execute_queue(); if (retval != ERROR_OK) return retval; |