X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Ftarget%2Fmips_m4k.c;h=be7f59ec8c38ab7e2bd334605985f110b59c14a9;hb=539527ab74f73bfd27d055d7ca20d30176be5e17;hp=3508ebd16f058ea97dbcaef4a6a376b65865f263;hpb=3600e7c6e04117b192e428adb7ff7d9515c982f5;p=fw%2Fopenocd

diff --git a/src/target/mips_m4k.c b/src/target/mips_m4k.c
index 3508ebd16..be7f59ec8 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;
 }