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jlink: use tap buffer as 2k
authorJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Mon, 7 Mar 2011 14:11:27 +0000 (15:11 +0100)
committerØyvind Harboe <oyvind.harboe@zylin.com>
Sun, 13 Mar 2011 13:54:50 +0000 (14:54 +0100)
as said in the datasheet Section 3.3.2 Organization of buffers

All buffers are big enough to hold 2 KByte of data.

this will double the speed of download

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Patrice Vilchez <patrice.vilchez@atmel.com>
src/jtag/drivers/jlink.c patch | blob | history

diff --git a/src/jtag/drivers/jlink.c b/src/jtag/drivers/jlink.c
index d0ce6587a04cc5094c8db27b7ff7da594751f486..6507403e34763c61df499c7997c5bfab69609723 100644 (file)
--- a/src/jtag/drivers/jlink.c
+++ b/src/jtag/drivers/jlink.c
@@ -55,10 +55,10 @@ static unsigned int jlink_hw_jtag_version = 2;
 
 #define JLINK_USB_TIMEOUT              1000
 
-// See Section 1.3.2 of the Segger JLink USB protocol manual
+// See Section 3.3.2 of the Segger JLink USB protocol manual
 /* 2048 is the max value we can use here */
-//#define JLINK_TAP_BUFFER_SIZE 2048
-#define JLINK_TAP_BUFFER_SIZE 256
+#define JLINK_TAP_BUFFER_SIZE 2048
+//#define JLINK_TAP_BUFFER_SIZE 256
 //#define JLINK_TAP_BUFFER_SIZE 384
 
 #define JLINK_IN_BUFFER_SIZE                   2048
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