jtag: add support for some probes that are mostly compatible with opendous
This patch adds support for usbprog-jtag and usbvlab that are mostly compatible to opendous except for IN and OUT endpoints and usb transfer mode. Change-Id: I44557c2449fe7473295038efa6ae4fc8d80ec7bf Signed-off-by: Stefan Mahr <stefan.mahr@sphairon.com> Reviewed-on: http://openocd.zylin.com/687 Tested-by: jenkins Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>__archive__
Stefan Mahr
Spencer Oliver
parent
30fde70c03
commit
700e7605fe
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@ -67,6 +67,21 @@ void jtag_libusb_close(jtag_libusb_device_handle *dev)
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usb_close(dev);
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}
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int jtag_libusb_control_transfer(jtag_libusb_device_handle *dev, uint8_t requestType,
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uint8_t request, uint16_t wValue, uint16_t wIndex, char *bytes,
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uint16_t size, unsigned int timeout)
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{
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int transferred = 0;
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transferred = usb_control_msg(dev, requestType, request, wValue, wIndex,
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bytes, size, timeout);
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if (transferred < 0)
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transferred = 0;
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return transferred;
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}
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int jtag_libusb_bulk_write(jtag_libusb_device_handle *dev, int ep, char *bytes,
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int size, int timeout)
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{
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@ -35,6 +35,12 @@
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#define jtag_libusb_reset_device(dev) usb_reset(dev)
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#define jtag_libusb_get_device(devh) usb_device(devh)
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/* make some defines compatible to libusb1 */
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#define LIBUSB_REQUEST_TYPE_VENDOR USB_TYPE_VENDOR
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#define LIBUSB_RECIPIENT_DEVICE USB_RECIP_DEVICE
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#define LIBUSB_ENDPOINT_OUT USB_ENDPOINT_OUT
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#define LIBUSB_ENDPOINT_IN USB_ENDPOINT_IN
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static inline int jtag_libusb_claim_interface(jtag_libusb_device_handle *devh,
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int iface)
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{
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@ -44,6 +50,9 @@ static inline int jtag_libusb_claim_interface(jtag_libusb_device_handle *devh,
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int jtag_libusb_open(const uint16_t vids[], const uint16_t pids[],
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struct jtag_libusb_device_handle **out);
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void jtag_libusb_close(jtag_libusb_device_handle *dev);
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int jtag_libusb_control_transfer(jtag_libusb_device_handle *dev,
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uint8_t requestType, uint8_t request, uint16_t wValue,
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uint16_t wIndex, char *bytes, uint16_t size, unsigned int timeout);
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int jtag_libusb_bulk_write(struct jtag_libusb_device_handle *dev, int ep,
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char *bytes, int size, int timeout);
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int jtag_libusb_bulk_read(struct jtag_libusb_device_handle *dev, int ep,
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@ -79,6 +79,21 @@ void jtag_libusb_close(jtag_libusb_device_handle *dev)
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libusb_exit(jtag_libusb_context);
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}
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int jtag_libusb_control_transfer(jtag_libusb_device_handle *dev, uint8_t requestType,
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uint8_t request, uint16_t wValue, uint16_t wIndex, char *bytes,
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uint16_t size, unsigned int timeout)
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{
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int transferred = 0;
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transferred = libusb_control_transfer(dev, requestType, request, wValue, wIndex,
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(unsigned char *)bytes, size, timeout);
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if (transferred < 0)
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transferred = 0;
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return transferred;
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}
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int jtag_libusb_bulk_write(jtag_libusb_device_handle *dev, int ep, char *bytes,
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int size, int timeout)
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{
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@ -44,6 +44,9 @@ static inline int jtag_libusb_claim_interface(jtag_libusb_device_handle *devh,
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int jtag_libusb_open(const uint16_t vids[], const uint16_t pids[],
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struct jtag_libusb_device_handle **out);
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void jtag_libusb_close(jtag_libusb_device_handle *dev);
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int jtag_libusb_control_transfer(jtag_libusb_device_handle *dev,
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uint8_t requestType, uint8_t request, uint16_t wValue,
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uint16_t wIndex, char *bytes, uint16_t size, unsigned int timeout);
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int jtag_libusb_bulk_write(struct jtag_libusb_device_handle *dev, int ep,
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char *bytes, int size, int timeout);
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int jtag_libusb_bulk_read(struct jtag_libusb_device_handle *dev, int ep,
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@ -39,39 +39,59 @@
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#include <sys/timeb.h>
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#include <time.h>
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#define ESTICK_VID 0x1781
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#define ESTICK_PID 0xC0C0
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#define OPENDOUS_MAX_VIDS_PIDS 4
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/* define some probes with similar interface */
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struct opendous_probe {
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char *name;
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uint16_t VID[OPENDOUS_MAX_VIDS_PIDS];
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uint16_t PID[OPENDOUS_MAX_VIDS_PIDS];
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uint8_t READ_EP;
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uint8_t WRITE_EP;
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uint8_t CONTROL_TRANSFER;
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int BUFFERSIZE;
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};
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#define OPENDOUS_VID 0x03EB
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#define OPENDOUS_PID 0x204F
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static struct opendous_probe opendous_probes[] = {
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{"usbprog-jtag", {0x1781, 0}, {0x0C63, 0}, 0x82, 0x02, 0x00, 510 },
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{"opendous", {0x1781, 0x03EB, 0}, {0xC0C0, 0x204F, 0}, 0x81, 0x02, 0x00, 360 },
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{"usbvlab", {0x16C0, 0}, {0x05DC, 0}, 0x81, 0x02, 0x01, 360 },
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{NULL, {0x0000}, {0x0000}, 0x00, 0x00, 0x00, 0 }
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};
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/* pid could be specified at runtime */
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static uint16_t vids[] = { OPENDOUS_VID, ESTICK_VID, 0 };
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static uint16_t pids[] = { OPENDOUS_PID, ESTICK_PID, 0 };
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#define OPENDOUS_WRITE_ENDPOINT 0x02
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#define OPENDOUS_READ_ENDPOINT 0x81
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#define OPENDOUS_WRITE_ENDPOINT (opendous_probe->WRITE_EP)
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#define OPENDOUS_READ_ENDPOINT (opendous_probe->READ_EP)
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static unsigned int opendous_hw_jtag_version = 1;
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#define OPENDOUS_USB_TIMEOUT 1000
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#define OPENDOUS_USB_BUFFER_SIZE 360
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#define OPENDOUS_USB_BUFFER_SIZE (opendous_probe->BUFFERSIZE)
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#define OPENDOUS_IN_BUFFER_SIZE (OPENDOUS_USB_BUFFER_SIZE)
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#define OPENDOUS_OUT_BUFFER_SIZE (OPENDOUS_USB_BUFFER_SIZE)
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/* Global USB buffers */
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static uint8_t usb_in_buffer[OPENDOUS_IN_BUFFER_SIZE];
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static uint8_t usb_out_buffer[OPENDOUS_OUT_BUFFER_SIZE];
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static uint8_t *usb_in_buffer;
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static uint8_t *usb_out_buffer;
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/* Constants for OPENDOUS command */
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#define OPENDOUS_MAX_SPEED 66
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#define OPENDOUS_MAX_TAP_TRANSMIT 350 /* even number is easier to handle */
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#define OPENDOUS_MAX_TAP_TRANSMIT ((opendous_probe->BUFFERSIZE)-10)
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#define OPENDOUS_MAX_INPUT_DATA (OPENDOUS_MAX_TAP_TRANSMIT*4)
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/* TAP */
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#define OPENDOUS_TAP_BUFFER_SIZE 65536
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struct pending_scan_result {
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int first; /* First bit position in tdo_buffer to read */
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int length; /* Number of bits to read */
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struct scan_command *command; /* Corresponding scan command */
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uint8_t *buffer;
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};
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static int pending_scan_results_length;
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static struct pending_scan_result *pending_scan_results_buffer;
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#define MAX_PENDING_SCAN_RESULTS (OPENDOUS_MAX_INPUT_DATA)
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/* JTAG usb commands */
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@ -84,6 +104,14 @@ static uint8_t usb_out_buffer[OPENDOUS_OUT_BUFFER_SIZE];
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#define JTAG_CMD_SET_SRST_TRST 0x6
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#define JTAG_CMD_READ_CONFIG 0x7
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/* usbvlab control transfer */
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#define FUNC_START_BOOTLOADER 30
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#define FUNC_WRITE_DATA 0x50
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#define FUNC_READ_DATA 0x51
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static char *opendous_type;
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static struct opendous_probe *opendous_probe;
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/* External interface functions */
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static int opendous_execute_queue(void);
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static int opendous_init(void);
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@ -132,6 +160,22 @@ static struct opendous_jtag *opendous_jtag_handle;
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/***************************************************************************/
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/* External interface implementation */
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COMMAND_HANDLER(opendous_handle_opendous_type_command)
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{
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if (CMD_ARGC == 0)
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return ERROR_OK;
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/* only if the cable name wasn't overwritten by cmdline */
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if (opendous_type == NULL) {
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/* REVISIT first verify that it's listed in cables[] ... */
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opendous_type = strdup(CMD_ARGV[0]);
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}
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/* REVISIT it's probably worth returning the current value ... */
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return ERROR_OK;
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}
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COMMAND_HANDLER(opendous_handle_opendous_info_command)
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{
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if (opendous_get_version_info() == ERROR_OK) {
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@ -184,6 +228,13 @@ static const struct command_registration opendous_command_handlers[] = {
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.help = "access opendous HW JTAG command version",
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.usage = "[2|3]",
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},
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{
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.name = "opendous_type",
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.handler = &opendous_handle_opendous_type_command,
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.mode = COMMAND_CONFIG,
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.help = "set opendous type",
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.usage = "[usbvlab|usbprog-jtag|opendous]",
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},
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COMMAND_REGISTRATION_DONE
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};
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@ -273,6 +324,34 @@ static int opendous_execute_queue(void)
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static int opendous_init(void)
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{
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int check_cnt;
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struct opendous_probe *cur_opendous_probe;
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cur_opendous_probe = opendous_probes;
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if (opendous_type == NULL) {
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opendous_type = strdup("opendous");
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LOG_WARNING("No opendous_type specified, using default 'opendous'");
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}
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while (cur_opendous_probe->name) {
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if (strcmp(cur_opendous_probe->name, opendous_type) == 0) {
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opendous_probe = cur_opendous_probe;
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break;
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}
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cur_opendous_probe++;
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}
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if (!opendous_probe) {
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LOG_ERROR("No matching cable found for %s", opendous_type);
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return ERROR_JTAG_INIT_FAILED;
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}
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usb_in_buffer = malloc(opendous_probe->BUFFERSIZE);
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usb_out_buffer = malloc(opendous_probe->BUFFERSIZE);
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pending_scan_results_buffer = (struct pending_scan_result *)
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malloc(MAX_PENDING_SCAN_RESULTS * sizeof(struct pending_scan_result));
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opendous_jtag_handle = opendous_usb_open();
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@ -303,6 +382,27 @@ static int opendous_init(void)
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static int opendous_quit(void)
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{
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opendous_usb_close(opendous_jtag_handle);
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if (usb_out_buffer) {
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free(usb_out_buffer);
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usb_out_buffer = NULL;
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}
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if (usb_in_buffer) {
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free(usb_in_buffer);
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usb_in_buffer = NULL;
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}
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if (pending_scan_results_buffer) {
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free(pending_scan_results_buffer);
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pending_scan_results_buffer = NULL;
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}
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if (opendous_type) {
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free(opendous_type);
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opendous_type = NULL;
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}
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return ERROR_OK;
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}
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@ -461,16 +561,6 @@ static int tap_length;
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static uint8_t tms_buffer[OPENDOUS_TAP_BUFFER_SIZE];
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static uint8_t tdo_buffer[OPENDOUS_TAP_BUFFER_SIZE];
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struct pending_scan_result {
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int first; /* First bit position in tdo_buffer to read */
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int length; /* Number of bits to read */
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struct scan_command *command; /* Corresponding scan command */
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uint8_t *buffer;
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};
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static int pending_scan_results_length;
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static struct pending_scan_result pending_scan_results_buffer[MAX_PENDING_SCAN_RESULTS];
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static int last_tms;
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void opendous_tap_init(void)
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@ -622,7 +712,7 @@ struct opendous_jtag *opendous_usb_open(void)
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struct opendous_jtag *result;
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struct jtag_libusb_device_handle *devh;
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if (jtag_libusb_open(vids, pids, &devh) != ERROR_OK)
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if (jtag_libusb_open(opendous_probe->VID, opendous_probe->PID, &devh) != ERROR_OK)
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return NULL;
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jtag_libusb_set_configuration(devh, 0);
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@ -672,8 +762,14 @@ int opendous_usb_write(struct opendous_jtag *opendous_jtag, int out_length)
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#ifdef _DEBUG_USB_COMMS_
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LOG_DEBUG("%s: USB write begin", opendous_get_time(time_str));
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#endif
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if (opendous_probe->CONTROL_TRANSFER) {
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result = jtag_libusb_control_transfer(opendous_jtag->usb_handle,
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LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_OUT,
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FUNC_WRITE_DATA, 0, 0, (char *) usb_out_buffer, out_length, OPENDOUS_USB_TIMEOUT);
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} else {
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result = jtag_libusb_bulk_write(opendous_jtag->usb_handle, OPENDOUS_WRITE_ENDPOINT, \
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(char *)usb_out_buffer, out_length, OPENDOUS_USB_TIMEOUT);
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}
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#ifdef _DEBUG_USB_COMMS_
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LOG_DEBUG("%s: USB write end: %d bytes", opendous_get_time(time_str), result);
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#endif
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@ -692,8 +788,15 @@ int opendous_usb_read(struct opendous_jtag *opendous_jtag)
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#ifdef _DEBUG_USB_COMMS_
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LOG_DEBUG("%s: USB read begin", opendous_get_time(time_str));
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#endif
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int result = jtag_libusb_bulk_read(opendous_jtag->usb_handle, OPENDOUS_READ_ENDPOINT,
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int result;
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if (opendous_probe->CONTROL_TRANSFER) {
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result = jtag_libusb_control_transfer(opendous_jtag->usb_handle,
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LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_IN,
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FUNC_READ_DATA, 0, 0, (char *) usb_in_buffer, OPENDOUS_IN_BUFFER_SIZE, OPENDOUS_USB_TIMEOUT);
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} else {
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result = jtag_libusb_bulk_read(opendous_jtag->usb_handle, OPENDOUS_READ_ENDPOINT,
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(char *)usb_in_buffer, OPENDOUS_IN_BUFFER_SIZE, OPENDOUS_USB_TIMEOUT);
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}
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#ifdef _DEBUG_USB_COMMS_
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LOG_DEBUG("%s: USB read end: %d bytes", opendous_get_time(time_str), result);
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#endif
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