diff --git a/src/gdb_packet.c b/src/gdb_packet.c
index 3ca01ed..6f4f2e1 100644
--- a/src/gdb_packet.c
+++ b/src/gdb_packet.c
@@ -167,10 +167,10 @@ static void gdb_next_char(char c, unsigned char *csum)
 void gdb_putpacket2(const char *packet1, size_t size1, const char *packet2, size_t size2)
 {
 	char xmit_csum[3];
-	int tries = 0;
+	size_t tries = 0;
 
 	do {
-		DEBUG_GDB_WIRE("%s : ", __func__);
+		DEBUG_GDB_WIRE("%s: ", __func__);
 		unsigned char csum = 0;
 		gdb_if_putchar('$', 0);
 
@@ -184,16 +184,16 @@ void gdb_putpacket2(const char *packet1, size_t size1, const char *packet2, size
 		gdb_if_putchar(xmit_csum[0], 0);
 		gdb_if_putchar(xmit_csum[1], 1);
 		DEBUG_GDB_WIRE("\n");
-	} while ((gdb_if_getchar_to(2000) != '+') && (tries++ < 3));
+	} while (gdb_if_getchar_to(2000) != '+' && tries++ < 3);
 }
 
 void gdb_putpacket(const char *packet, size_t size)
 {
 	char xmit_csum[3];
-	int tries = 0;
+	size_t tries = 0;
 
 	do {
-		DEBUG_GDB_WIRE("%s : ", __func__);
+		DEBUG_GDB_WIRE("%s: ", __func__);
 		unsigned char csum = 0;
 		gdb_if_putchar('$', 0);
 		for (size_t i = 0; i < size; ++i)
@@ -203,7 +203,23 @@ void gdb_putpacket(const char *packet, size_t size)
 		gdb_if_putchar(xmit_csum[0], 0);
 		gdb_if_putchar(xmit_csum[1], 1);
 		DEBUG_GDB_WIRE("\n");
-	} while ((gdb_if_getchar_to(2000) != '+') && (tries++ < 3));
+	} while (gdb_if_getchar_to(2000) != '+' && tries++ < 3);
+}
+
+void gdb_put_notification(const char *const packet, const size_t size)
+{
+	char xmit_csum[3];
+
+	DEBUG_GDB_WIRE("%s: ", __func__);
+	uint8_t csum = 0;
+	gdb_if_putchar('%', 0);
+	for (size_t i = 0; i < size; ++i)
+		gdb_next_char(packet[i], &csum);
+	gdb_if_putchar('#', 0);
+	snprintf(xmit_csum, sizeof(xmit_csum), "%02X", csum);
+	gdb_if_putchar(xmit_csum[0], 0);
+	gdb_if_putchar(xmit_csum[1], 1);
+	DEBUG_GDB_WIRE("\n");
 }
 
 void gdb_putpacket_f(const char *fmt, ...)
diff --git a/src/include/gdb_packet.h b/src/include/gdb_packet.h
index 89733ed..d1e7208 100644
--- a/src/include/gdb_packet.h
+++ b/src/include/gdb_packet.h
@@ -21,6 +21,7 @@
 #ifndef __GDB_PACKET_H
 #define __GDB_PACKET_H
 
+#include <stddef.h>
 #include <stdarg.h>
 
 size_t gdb_getpacket(char *packet, size_t size);
@@ -28,6 +29,8 @@ void gdb_putpacket(const char *packet, size_t size);
 void gdb_putpacket2(const char *packet1, size_t size1, const char *packet2, size_t size2);
 #define gdb_putpacketz(packet) gdb_putpacket((packet), strlen(packet))
 void gdb_putpacket_f(const char *packet, ...);
+void gdb_put_notification(const char *packet, size_t size);
+#define gdb_put_notificationz(packet) gdb_put_notification((packet), strlen(packet))
 
 void gdb_out(const char *buf);
 void gdb_voutf(const char *fmt, va_list);