#include <sys/time.h>
#include <sys/types.h>
#include <libusb.h>
+#include <errno.h>
#include "stlink-common.h"
#include "stlink-usb.h"
#include "uglylogging.h"
-#define LOG_TAG __FILE__
-#define DLOG(format, args...) ugly_log(UDEBUG, LOG_TAG, format, ## args)
-#define ILOG(format, args...) ugly_log(UINFO, LOG_TAG, format, ## args)
-#define WLOG(format, args...) ugly_log(UWARN, LOG_TAG, format, ## args)
-#define fatal(format, args...) ugly_log(UFATAL, LOG_TAG, format, ## args)
-
-/* code from bsd timersub.h
+/* code from bsd timersub.h
http://www.gnu-darwin.org/www001/src/ports/net/libevnet/work/libevnet-0.3.8/libnostd/bsd/sys/time/timersub.h.html
*/
#if !defined timersub
#define timersub(a, b, r) do { \
- (r)->tv_sec = (a)->tv_sec - (b)->tv_sec; \
- (r)->tv_usec = (a)->tv_usec - (b)->tv_usec; \
- if ((r)->tv_usec < 0) { \
- --(r)->tv_sec; \
- (r)->tv_usec += 1000000; \
- } \
+ (r)->tv_sec = (a)->tv_sec - (b)->tv_sec; \
+ (r)->tv_usec = (a)->tv_usec - (b)->tv_usec; \
+ if ((r)->tv_usec < 0) { \
+ --(r)->tv_sec; \
+ (r)->tv_usec += 1000000; \
+ } \
} while (0)
#endif
if (rxsize != 0) {
/* read the response */
-
+
libusb_fill_bulk_transfer(handle->rep_trans, handle->usb_handle,
- handle->ep_rep, rxbuf, rxsize, NULL, NULL, 0);
-
+ handle->ep_rep, rxbuf, rxsize, NULL, NULL, 0);
+
if (submit_wait(handle, handle->rep_trans)) return -1;
res = handle->rep_trans->actual_length;
}
-
+
if ((handle->protocoll == 1) && terminate) {
/* Read the SG reply */
unsigned char sg_buf[13];
unsigned char* const cmd = sl->c_buf;
ssize_t size;
const int rep_len = 8;
-
+
int i = fill_command(sl, SG_DXFER_FROM_DEV, rep_len);
cmd[i++] = STLINK_DEBUG_COMMAND;
cmd[i++] = STLINK_JTAG_READDEBUG_32BIT;
unsigned char* const cmd = sl->c_buf;
ssize_t size;
const int rep_len = 2;
-
+
int i = fill_command(sl, SG_DXFER_FROM_DEV, rep_len);
cmd[i++] = STLINK_DEBUG_COMMAND;
cmd[i++] = STLINK_JTAG_WRITEDEBUG_32BIT;
ssize_t size;
int rep_len = 2;
int i = fill_command(sl, SG_DXFER_FROM_DEV, rep_len);
-
+
cmd[i++] = STLINK_GET_CURRENT_MODE;
size = send_recv(slu, 1, cmd, slu->cmd_len, data, rep_len);
if (size == -1) {
cmd[i++] = STLINK_DEBUG_COMMAND;
cmd[i++] = STLINK_JTAG_DRIVE_NRST;
- cmd[i++] = (value)?0:1;
+ cmd[i++] = value;
size = send_recv(slu, 1, cmd, slu->cmd_len, data, rep_len);
if (size == -1) {
stlink_print_data(sl);
r = read_uint32(sl->q_buf, 0);
DLOG("r_idx (%2d) = 0x%08x\n", r_idx, r);
-
+
switch (r_idx) {
case 16:
regp->xpsr = r;
DLOG("r_idx (%2d) = 0x%08x\n", r_idx, r);
switch (r_idx) {
- case 0x14:
- regp->primask = (uint8_t) (r & 0xFF);
- regp->basepri = (uint8_t) ((r>>8) & 0xFF);
- regp->faultmask = (uint8_t) ((r>>16) & 0xFF);
- regp->control = (uint8_t) ((r>>24) & 0xFF);
- break;
- case 0x21:
- regp->fpscr = r;
- break;
- default:
- regp->s[r_idx - 0x40] = r;
- break;
+ case 0x14:
+ regp->primask = (uint8_t) (r & 0xFF);
+ regp->basepri = (uint8_t) ((r>>8) & 0xFF);
+ regp->faultmask = (uint8_t) ((r>>16) & 0xFF);
+ regp->control = (uint8_t) ((r>>24) & 0xFF);
+ break;
+ case 0x21:
+ regp->fpscr = r;
+ break;
+ default:
+ regp->s[r_idx - 0x40] = r;
+ break;
}
}
val = (uint8_t) (val>>24);
switch (r_idx) {
- case 0x1C: /* control */
- val = (((uint32_t) val) << 24) | (((uint32_t) regp->faultmask) << 16) | (((uint32_t) regp->basepri) << 8) | ((uint32_t) regp->primask);
- break;
- case 0x1D: /* faultmask */
- val = (((uint32_t) regp->control) << 24) | (((uint32_t) val) << 16) | (((uint32_t) regp->basepri) << 8) | ((uint32_t) regp->primask);
- break;
- case 0x1E: /* basepri */
- val = (((uint32_t) regp->control) << 24) | (((uint32_t) regp->faultmask) << 16) | (((uint32_t) val) << 8) | ((uint32_t) regp->primask);
- break;
- case 0x1F: /* primask */
- val = (((uint32_t) regp->control) << 24) | (((uint32_t) regp->faultmask) << 16) | (((uint32_t) regp->basepri) << 8) | ((uint32_t) val);
- break;
+ case 0x1C: /* control */
+ val = (((uint32_t) val) << 24) | (((uint32_t) regp->faultmask) << 16) | (((uint32_t) regp->basepri) << 8) | ((uint32_t) regp->primask);
+ break;
+ case 0x1D: /* faultmask */
+ val = (((uint32_t) regp->control) << 24) | (((uint32_t) val) << 16) | (((uint32_t) regp->basepri) << 8) | ((uint32_t) regp->primask);
+ break;
+ case 0x1E: /* basepri */
+ val = (((uint32_t) regp->control) << 24) | (((uint32_t) regp->faultmask) << 16) | (((uint32_t) val) << 8) | ((uint32_t) regp->primask);
+ break;
+ case 0x1F: /* primask */
+ val = (((uint32_t) regp->control) << 24) | (((uint32_t) regp->faultmask) << 16) | (((uint32_t) regp->basepri) << 8) | ((uint32_t) val);
+ break;
}
r_idx = 0x14;
ugly_init(verbose);
sl->backend = &_stlink_usb_backend;
sl->backend_data = slu;
-
+
sl->core_stat = STLINK_CORE_STAT_UNKNOWN;
if (libusb_init(&(slu->libusb_ctx))) {
WLOG("failed to init libusb context, wrong version of libraries?\n");
goto on_error;
}
-
+
libusb_device **list;
int cnt = libusb_get_device_list(slu->libusb_ctx, &list);
struct libusb_device_descriptor desc;
int devBus =0;
int devAddr=0;
-
+
char *device = getenv("STLINK_DEVICE");
if (device) {
char *c = strchr(device,':');
devAddr=atoi(c);
ILOG("bus %03d dev %03d\n",devBus, devAddr);
}
- while (cnt){
- cnt--;
+ while (cnt--){
libusb_get_device_descriptor( list[cnt], &desc );
if (desc.idVendor!=USB_ST_VID) continue;
if (devBus && devAddr)
break;
}
}
-
+
if (cnt < 0) {
WLOG ("Couldn't find %s ST-Link/V2 devices\n",(devBus && devAddr)?"matched":"any");
goto on_error;
} else {
int error = libusb_open(list[cnt], &slu->usb_handle);
if( error !=0 ) {
- WLOG("Error %d opening ST-Link/V2 device %03d:%03d\n", error, libusb_get_bus_number(list[cnt]), libusb_get_device_address(list[cnt]));
+ WLOG("Error %d (%s) opening ST-Link/V2 device %03d:%03d\n",
+ error, strerror (errno), libusb_get_bus_number(list[cnt]), libusb_get_device_address(list[cnt]));
goto on_error;
}
}
-
+
libusb_free_device_list(list, 1);
-
+
if (libusb_kernel_driver_active(slu->usb_handle, 0) == 1) {
int r;
-
+
r = libusb_detach_kernel_driver(slu->usb_handle, 0);
if (r<0) {
WLOG("libusb_detach_kernel_driver(() error %s\n", strerror(-r));
// TODO - could use the scanning techniq from stm8 code here...
slu->ep_rep = 1 /* ep rep */ | LIBUSB_ENDPOINT_IN;
if (desc.idProduct == USB_STLINK_NUCLEO_PID) {
- slu->ep_req = 1 /* ep req */ | LIBUSB_ENDPOINT_OUT;
+ slu->ep_req = 1 /* ep req */ | LIBUSB_ENDPOINT_OUT;
} else {
- slu->ep_req = 2 /* ep req */ | LIBUSB_ENDPOINT_OUT;
+ slu->ep_req = 2 /* ep req */ | LIBUSB_ENDPOINT_OUT;
}
slu->sg_transfer_idx = 0;
/* success */
if (stlink_current_mode(sl) == STLINK_DEV_DFU_MODE) {
- ILOG("-- exit_dfu_mode\n");
- stlink_exit_dfu_mode(sl);
+ ILOG("-- exit_dfu_mode\n");
+ stlink_exit_dfu_mode(sl);
}
if (stlink_current_mode(sl) != STLINK_DEV_DEBUG_MODE) {
- stlink_enter_swd_mode(sl);
+ stlink_enter_swd_mode(sl);
}
if (reset) {
stlink_reset(sl);
}
- stlink_load_device_params(sl);
stlink_version(sl);
-
- error = 0;
+ error = stlink_load_device_params(sl);
on_libusb_error:
if (devs != NULL) {
on_error:
if( slu->libusb_ctx)
- libusb_exit(slu->libusb_ctx);
+ libusb_exit(slu->libusb_ctx);
if (sl != NULL) free(sl);
if (slu != NULL) free(slu);
- return 0;
+ return NULL;
}
projects / fw / stlink / blobdiff