Shrink JLink buffer sizes to specified 2KB courtesy of Jeff Williams...

Shrink JLink buffer sizes to specified 2KB courtesy of Jeff Williams <jeffw@gadgetworks.com> and Zach Welch <zw@superlucidity.net>

git-svn-id: svn://svn.berlios.de/openocd/trunk@1504 b42882b7-edfa-0310-969c-e2dbd0fdcd60

src/jtag/jlink.c

@@ -42,8 +42,9 @@
 
 #define JLINK_USB_TIMEOUT		1000
 
-#define JLINK_IN_BUFFER_SIZE			8192
-#define JLINK_OUT_BUFFER_SIZE			8192
+// See Section 1.3.2 of the Segger JLink USB protocol manual
+#define JLINK_IN_BUFFER_SIZE			2048
+#define JLINK_OUT_BUFFER_SIZE			2048
 #define JLINK_EMU_RESULT_BUFFER_SIZE	64
 
 /* Global USB buffers */