diff options
Diffstat (limited to 'src/target/mips_m4k.c')
| -rw-r--r-- | src/target/mips_m4k.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/src/target/mips_m4k.c b/src/target/mips_m4k.c index 3508ebd1..be7f59ec 100644 --- a/src/target/mips_m4k.c +++ b/src/target/mips_m4k.c @@ -132,13 +132,14 @@ int mips_m4k_poll(target_t *target) int retval; mips32_common_t *mips32 = target->arch_info; mips_ejtag_t *ejtag_info = &mips32->ejtag_info; + u32 ejtag_ctrl = ejtag_info->ejtag_ctrl; /* read ejtag control reg */ jtag_add_end_state(TAP_RTI); mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL); - mips_ejtag_drscan_32(ejtag_info, &ejtag_info->ejtag_ctrl); + mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl); - if (ejtag_info->ejtag_ctrl & EJTAG_CTRL_BRKST) + if (ejtag_ctrl & EJTAG_CTRL_BRKST) { if ((target->state == TARGET_RUNNING) || (target->state == TARGET_RESET)) { @@ -167,19 +168,19 @@ int mips_m4k_poll(target_t *target) target->state = TARGET_RUNNING; } - if (ejtag_info->ejtag_ctrl & EJTAG_CTRL_ROCC) + if (ejtag_ctrl & EJTAG_CTRL_ROCC) { /* we have detected a reset, clear flag * otherwise ejtag will not work */ jtag_add_end_state(TAP_RTI); - ejtag_info->ejtag_ctrl &= ~EJTAG_CTRL_ROCC; + ejtag_ctrl = ejtag_info->ejtag_ctrl & ~EJTAG_CTRL_ROCC; mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL); - mips_ejtag_drscan_32(ejtag_info, &ejtag_info->ejtag_ctrl); + mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl); LOG_DEBUG("Reset Detected"); } -// LOG_DEBUG("ctrl=0x%08X", ejtag_info->ejtag_ctrl); +// LOG_DEBUG("ctrl=0x%08X", ejtag_ctrl); return ERROR_OK; } |