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-rw-r--r--src/jtag/drivers/stlink_usb.c3
-rw-r--r--src/jtag/hla/hla_interface.c2
-rw-r--r--src/jtag/hla/hla_interface.h2
-rw-r--r--src/jtag/hla/hla_layout.c6
4 files changed, 12 insertions, 1 deletions
diff --git a/src/jtag/drivers/stlink_usb.c b/src/jtag/drivers/stlink_usb.c
index 2a78f795..bb4df239 100644
--- a/src/jtag/drivers/stlink_usb.c
+++ b/src/jtag/drivers/stlink_usb.c
@@ -1160,6 +1160,9 @@ static int stlink_usb_open(struct hl_interface_param_s *param, void **fd)
h->transport = param->transport;
+ /* set max read/write buffer size in bytes */
+ param->max_buffer = 512;
+
const uint16_t vids[] = { param->vid, 0 };
const uint16_t pids[] = { param->pid, 0 };
diff --git a/src/jtag/hla/hla_interface.c b/src/jtag/hla/hla_interface.c
index eb9b43dc..5f493ffe 100644
--- a/src/jtag/hla/hla_interface.c
+++ b/src/jtag/hla/hla_interface.c
@@ -37,7 +37,7 @@
#include <target/target.h>
-static struct hl_interface_s hl_if = { {0, 0, 0, 0, 0, 0}, 0, 0 };
+static struct hl_interface_s hl_if = { {0, 0, 0, 0, 0, 0, 0}, 0, 0 };
int hl_interface_open(enum hl_transports tr)
{
diff --git a/src/jtag/hla/hla_interface.h b/src/jtag/hla/hla_interface.h
index cbeee5a1..5b63ab85 100644
--- a/src/jtag/hla/hla_interface.h
+++ b/src/jtag/hla/hla_interface.h
@@ -44,6 +44,8 @@ struct hl_interface_param_s {
unsigned api;
/** */
enum hl_transports transport;
+ /** */
+ int max_buffer;
};
struct hl_interface_s {
diff --git a/src/jtag/hla/hla_layout.c b/src/jtag/hla/hla_layout.c
index 04b50d7f..55657294 100644
--- a/src/jtag/hla/hla_layout.c
+++ b/src/jtag/hla/hla_layout.c
@@ -50,6 +50,12 @@ static int hl_layout_open(struct hl_interface_s *adapter)
return res;
}
+ /* make sure adapter has set the buffer size */
+ if (!adapter->param.max_buffer) {
+ LOG_ERROR("buffer size not set");
+ return ERROR_FAIL;
+ }
+
return ERROR_OK;
}