X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fjtag%2Fcore.c;h=871b4d2bd07b83fe6010c3d63d5a787747ee945c;hp=a498a8cf48f25e0334824e526e569ad9cd8e6264;hb=refs%2Fchanges%2F77%2F5277%2F5;hpb=deff24afa13fe5188c207258d6d1935bc3dd0870

diff --git a/src/jtag/core.c b/src/jtag/core.c
index a498a8cf48..871b4d2bd0 100644
--- a/src/jtag/core.c
+++ b/src/jtag/core.c
@@ -35,6 +35,8 @@
 #include "interface.h"
 #include <transport/transport.h>
 #include <helper/jep106.h>
+#include <jtag/hla/hla_transport.h>
+#include <jtag/hla/hla_interface.h>
 
 #ifdef HAVE_STRINGS_H
 #include <strings.h>
@@ -1888,6 +1890,57 @@ bool transport_is_jtag(void)
 	return get_current_transport() == &jtag_transport;
 }
 
+int adapter_resets(int trst, int srst)
+{
+	if (get_current_transport() == NULL) {
+		LOG_ERROR("transport is not selected");
+		return ERROR_FAIL;
+	}
+
+	if (transport_is_jtag()) {
+		if (srst == SRST_ASSERT && !(jtag_reset_config & RESET_HAS_SRST)) {
+			LOG_ERROR("adapter has no srst signal");
+			return ERROR_FAIL;
+		}
+
+		/* adapters without trst signal will eventually use tlr sequence */
+		jtag_add_reset(trst, srst);
+		return ERROR_OK;
+	} else if (transport_is_swd()) {
+		if (trst == TRST_ASSERT) {
+			LOG_ERROR("transport swd has no trst signal");
+			return ERROR_FAIL;
+		}
+
+		if (srst == SRST_ASSERT && !(jtag_reset_config & RESET_HAS_SRST)) {
+			LOG_ERROR("adapter has no srst signal");
+			return ERROR_FAIL;
+		}
+		swd_add_reset(srst);
+		return ERROR_OK;
+	} else if (transport_is_hla()) {
+		if (trst == TRST_ASSERT) {
+			LOG_ERROR("transport %s has no trst signal",
+				get_current_transport()->name);
+			return ERROR_FAIL;
+		}
+
+		if (srst == SRST_ASSERT && !(jtag_reset_config & RESET_HAS_SRST)) {
+			LOG_ERROR("adapter has no srst signal");
+			return ERROR_FAIL;
+		}
+		return hl_interface_reset(srst);
+	}
+
+	if (trst == TRST_DEASSERT && srst == SRST_DEASSERT)
+		return ERROR_OK;
+
+	LOG_ERROR("reset is not supported on transport %s",
+		get_current_transport()->name);
+
+	return ERROR_FAIL;
+}
+
 void adapter_assert_reset(void)
 {
 	if (transport_is_jtag()) {