hosted/jlink: Implement unoptimized jtagtap_cycle

Author: ALTracer

src/platforms/hosted/jlink_jtag.c

@@ -40,6 +40,7 @@ static void jlink_jtag_tms_seq(uint32_t tms_states, size_t clock_cycles);
 static void jlink_jtag_tdi_tdo_seq(uint8_t *data_out, bool final_tms, const uint8_t *data_in, size_t clock_cycles);
 static void jlink_jtag_tdi_seq(bool final_tms, const uint8_t *data_in, size_t clock_cycles);
 static bool jlink_jtag_next(bool tms, bool tdi);
+static void jlink_jtag_cycle(bool tms, bool tdi, size_t clock_cycles);
 
 static const uint8_t jlink_switch_to_jtag_seq[9U] = {0xffU, 0xffU, 0xffU, 0xffU, 0xffU, 0xffU, 0xffU, 0x3cU, 0xe7U};
 
@@ -66,6 +67,7 @@ bool jlink_jtag_init(void)
 	jtag_proc.jtagtap_tms_seq = jlink_jtag_tms_seq;
 	jtag_proc.jtagtap_tdi_tdo_seq = jlink_jtag_tdi_tdo_seq;
 	jtag_proc.jtagtap_tdi_seq = jlink_jtag_tdi_seq;
+	jtag_proc.jtagtap_cycle = jlink_jtag_cycle;
 	return true;
 }
 
@@ -117,3 +119,9 @@ static bool jlink_jtag_next(bool tms, bool tdi)
 		raise_exception(EXCEPTION_ERROR, "jtagtap_next failed");
 	return tdo;
 }
+
+static void jlink_jtag_cycle(const bool tms, const bool tdi, const size_t clock_cycles)
+{
+	for (size_t i = 0; i < clock_cycles; i++)
+		jlink_jtag_next(tms, tdi);
+}