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-rw-r--r--configure.ac4
-rw-r--r--src/jtag/drivers/ulink.c100
2 files changed, 60 insertions, 44 deletions
diff --git a/configure.ac b/configure.ac
index 2998ec7..1895813 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1177,7 +1177,7 @@ fi
# check if some driver requires libusb-0.1
need_usb0=no
if test $build_vsllink = yes -o $build_usbprog = yes -o \
- $build_rlink = yes -o $build_ulink = yes -o $build_armjtagew = yes; then
+ $build_rlink = yes -o $build_armjtagew = yes; then
need_usb0=yes
fi
@@ -1191,7 +1191,7 @@ fi
# check if some driver requires libusb-1.x
need_usb_ng=no
if test $build_ftdi = yes -o $build_hladapter_icdi = yes -o \
- $build_hladapter_stlink = yes; then
+ $build_hladapter_stlink = yes -o $build_ulink = yes; then
need_usb_ng=yes
fi
diff --git a/src/jtag/drivers/ulink.c b/src/jtag/drivers/ulink.c
index c195bb2..94f6c31 100644
--- a/src/jtag/drivers/ulink.c
+++ b/src/jtag/drivers/ulink.c
@@ -1,5 +1,5 @@
/***************************************************************************
- * Copyright (C) 2011 by Martin Schmoelzer *
+ * Copyright (C) 2011-2013 by Martin Schmoelzer *
* <martin.schmoelzer@student.tuwien.ac.at> *
* *
* This program is free software; you can redistribute it and/or modify *
@@ -26,7 +26,7 @@
#include <jtag/interface.h>
#include <jtag/commands.h>
#include <target/image.h>
-#include "usb_common.h"
+#include <libusb-1.0/libusb.h>
#include "OpenULINK/include/msgtypes.h"
/** USB Vendor ID of ULINK device in unconfigured state (no firmware loaded
@@ -146,7 +146,8 @@ struct ulink_cmd {
/** Describes one driver instance */
struct ulink {
- struct usb_dev_handle *usb_handle;
+ struct libusb_context *libusb_ctx;
+ struct libusb_device_handle *usb_device_handle;
enum ulink_type type;
int delay_scan_in; /* /< Delay value for SCAN_IN commands */
@@ -167,7 +168,7 @@ int ulink_usb_open(struct ulink **device);
int ulink_usb_close(struct ulink **device);
/* ULINK MCU (Cypress EZ-USB) specific functions */
-int ulink_cpu_reset(struct ulink *device, char reset_bit);
+int ulink_cpu_reset(struct ulink *device, unsigned char reset_bit);
int ulink_load_firmware_and_renumerate(struct ulink **device, char *filename,
uint32_t delay);
int ulink_load_firmware(struct ulink *device, char *filename);
@@ -258,30 +259,46 @@ struct ulink *ulink_handle;
/**
* Opens the ULINK device and claims its USB interface.
*
+ * Currently, only the original ULINK is supported
+ *
* @param device pointer to struct ulink identifying ULINK driver instance.
* @return on success: ERROR_OK
* @return on failure: ERROR_FAIL
*/
int ulink_usb_open(struct ulink **device)
{
- int ret;
- struct usb_dev_handle *usb_handle;
+ ssize_t num_devices, i;
+ bool found;
+ libusb_device **usb_devices;
+ struct libusb_device_descriptor usb_desc;
+ struct libusb_device_handle *usb_device_handle;
- /* Currently, only original ULINK is supported */
- uint16_t vids[] = { ULINK_VID, 0 };
- uint16_t pids[] = { ULINK_PID, 0 };
+ num_devices = libusb_get_device_list((*device)->libusb_ctx, &usb_devices);
- ret = jtag_usb_open(vids, pids, &usb_handle);
+ if (num_devices <= 0)
+ return ERROR_FAIL;
- if (ret != ERROR_OK)
- return ret;
+ found = false;
+ for (i = 0; i < num_devices; i++) {
+ if (libusb_get_device_descriptor(usb_devices[i], &usb_desc) != 0)
+ continue;
+ else if (usb_desc.idVendor == ULINK_VID && usb_desc.idProduct == ULINK_PID) {
+ found = true;
+ break;
+ }
+ }
+
+ if (!found)
+ return ERROR_FAIL;
- ret = usb_claim_interface(usb_handle, 0);
+ if (libusb_open(usb_devices[i], &usb_device_handle) != 0)
+ return ERROR_FAIL;
+ libusb_free_device_list(usb_devices, 1);
- if (ret != 0)
- return ret;
+ if (libusb_claim_interface(usb_device_handle, 0) != 0)
+ return ERROR_FAIL;
- (*device)->usb_handle = usb_handle;
+ (*device)->usb_device_handle = usb_device_handle;
(*device)->type = ULINK_1;
return ERROR_OK;
@@ -296,13 +313,12 @@ int ulink_usb_open(struct ulink **device)
*/
int ulink_usb_close(struct ulink **device)
{
- if (usb_release_interface((*device)->usb_handle, 0) != 0)
+ if (libusb_release_interface((*device)->usb_device_handle, 0) != 0)
return ERROR_FAIL;
- if (usb_close((*device)->usb_handle) != 0)
- return ERROR_FAIL;
+ libusb_close((*device)->usb_device_handle);
- (*device)->usb_handle = NULL;
+ (*device)->usb_device_handle = NULL;
return ERROR_OK;
}
@@ -318,12 +334,12 @@ int ulink_usb_close(struct ulink **device)
* @return on success: ERROR_OK
* @return on failure: ERROR_FAIL
*/
-int ulink_cpu_reset(struct ulink *device, char reset_bit)
+int ulink_cpu_reset(struct ulink *device, unsigned char reset_bit)
{
int ret;
- ret = usb_control_msg(device->usb_handle,
- (USB_ENDPOINT_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE),
+ ret = libusb_control_transfer(device->usb_device_handle,
+ (LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE),
REQUEST_FIRMWARE_LOAD, CPUCS_REG, 0, &reset_bit, 1, USB_TIMEOUT);
/* usb_control_msg() returns the number of bytes transferred during the
@@ -467,9 +483,9 @@ int ulink_write_firmware_section(struct ulink *device,
else
chunk_size = bytes_remaining;
- ret = usb_control_msg(device->usb_handle,
- (USB_ENDPOINT_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE),
- REQUEST_FIRMWARE_LOAD, addr, FIRMWARE_ADDR, (char *)data_ptr,
+ ret = libusb_control_transfer(device->usb_device_handle,
+ (LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE),
+ REQUEST_FIRMWARE_LOAD, addr, FIRMWARE_ADDR, (unsigned char *)data_ptr,
chunk_size, USB_TIMEOUT);
if (ret != (int)chunk_size) {
@@ -694,7 +710,7 @@ int ulink_append_queue(struct ulink *device, struct ulink_cmd *ulink_cmd)
int ulink_execute_queued_commands(struct ulink *device, int timeout)
{
struct ulink_cmd *current;
- int ret, i, index_out, index_in, count_out, count_in;
+ int ret, i, index_out, index_in, count_out, count_in, transferred;
uint8_t buffer[64];
#ifdef _DEBUG_JTAG_IO_
@@ -719,20 +735,20 @@ int ulink_execute_queued_commands(struct ulink *device, int timeout)
}
/* Send packet to ULINK */
- ret = usb_bulk_write(device->usb_handle, (2 | USB_ENDPOINT_OUT),
- (char *)buffer, count_out, timeout);
- if (ret < 0)
+ ret = libusb_bulk_transfer(device->usb_device_handle, (2 | LIBUSB_ENDPOINT_OUT),
+ (unsigned char *)buffer, count_out, &transferred, timeout);
+ if (ret != 0)
return ERROR_FAIL;
- if (ret != count_out)
+ if (transferred != count_out)
return ERROR_FAIL;
/* Wait for response if commands contain IN payload data */
if (count_in > 0) {
- ret = usb_bulk_read(device->usb_handle, (2 | USB_ENDPOINT_IN),
- (char *)buffer, 64, timeout);
- if (ret < 0)
+ ret = libusb_bulk_transfer(device->usb_device_handle, (2 | LIBUSB_ENDPOINT_IN),
+ (unsigned char *)buffer, 64, &transferred, timeout);
+ if (ret != 0)
return ERROR_FAIL;
- if (ret != count_in)
+ if (transferred != count_in)
return ERROR_FAIL;
/* Write back IN payload data */
@@ -2142,17 +2158,17 @@ static int ulink_speed_div(int speed, int *khz)
*/
static int ulink_init(void)
{
- int ret;
+ int ret, transferred;
char str_manufacturer[20];
bool download_firmware = false;
- uint8_t *dummy;
+ unsigned char *dummy;
uint8_t input_signals, output_signals;
ulink_handle = calloc(1, sizeof(struct ulink));
if (ulink_handle == NULL)
return ERROR_FAIL;
- usb_init();
+ libusb_init(&ulink_handle->libusb_ctx);
ret = ulink_usb_open(&ulink_handle);
if (ret != ERROR_OK) {
@@ -2163,7 +2179,7 @@ static int ulink_init(void)
}
/* Get String Descriptor to determine if firmware needs to be loaded */
- ret = usb_get_string_simple(ulink_handle->usb_handle, 1, str_manufacturer, 20);
+ ret = libusb_get_string_descriptor_ascii(ulink_handle->usb_device_handle, 1, (unsigned char *)str_manufacturer, 20);
if (ret < 0) {
/* Could not get descriptor -> Unconfigured or original Keil firmware */
download_firmware = true;
@@ -2202,12 +2218,12 @@ static int ulink_init(void)
* shut down by the user via Ctrl-C. Try to retrieve this Bulk IN packet. */
dummy = calloc(64, sizeof(uint8_t));
- ret = usb_bulk_read(ulink_handle->usb_handle, (2 | USB_ENDPOINT_IN),
- (char *)dummy, 64, 200);
+ ret = libusb_bulk_transfer(ulink_handle->usb_device_handle, (2 | LIBUSB_ENDPOINT_IN),
+ dummy, 64, &transferred, 200);
free(dummy);
- if (ret < 0) {
+ if (ret != 0 || transferred == 0) {
/* Bulk IN transfer failed -> unrecoverable error condition */
LOG_ERROR("Cannot communicate with ULINK device. Disconnect ULINK from "
"the USB port and re-connect, then re-run OpenOCD");
generated by cgit v1.1 at 2024-08-17 08:21:24 +0000