diff options
Diffstat (limited to 'src/target/cortex_m.c')
-rw-r--r-- | src/target/cortex_m.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/src/target/cortex_m.c b/src/target/cortex_m.c index 94cf824..fae2aac 100644 --- a/src/target/cortex_m.c +++ b/src/target/cortex_m.c @@ -1202,11 +1202,13 @@ static int cortex_m_assert_reset(struct target *target) if (retval3 != ERROR_OK) LOG_DEBUG("Ignoring AP write error right after reset"); - retval3 = dap_dp_init(armv7m->debug_ap->dap); - if (retval3 != ERROR_OK) + retval3 = dap_dp_init_or_reconnect(armv7m->debug_ap->dap); + if (retval3 != ERROR_OK) { LOG_ERROR("DP initialisation failed"); - - else { + /* The error return value must not be propagated in this case. + * SYSRESETREQ or VECTRESET have been possibly triggered + * so reset processing should continue */ + } else { /* I do not know why this is necessary, but it * fixes strange effects (step/resume cause NMI * after reset) on LM3S6918 -- Michael Schwingen @@ -1249,7 +1251,8 @@ static int cortex_m_deassert_reset(struct target *target) if ((jtag_reset_config & RESET_HAS_SRST) && !(jtag_reset_config & RESET_SRST_NO_GATING) && target_was_examined(target)) { - int retval = dap_dp_init(armv7m->debug_ap->dap); + + int retval = dap_dp_init_or_reconnect(armv7m->debug_ap->dap); if (retval != ERROR_OK) { LOG_ERROR("DP initialisation failed"); return retval; |