#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
+#include <string.h>
#include <strings.h>
#include <usb.h>
-#include "xpcu.h"
+#include <errno.h>
+#include <pthread.h>
+#include <stdint.h>
#include "usb-driver.h"
+#include "xpcu.h"
-int xpcu_deviceinfo(struct xpcu_s *xpcu, unsigned char *buf) {
+struct xpcu_s {
+ struct usb_device *dev;
+ usb_dev_handle *handle;
+ int interface;
+ int alternate;
+ unsigned long card_type;
+};
+
+struct xpcu_event_s {
+ struct xpcu_s *xpcu;
+ int count;
+ int interrupt_count;
+ pthread_mutex_t interrupt;
+};
+
+static struct usb_bus *busses = NULL;
+
+int xpcu_deviceinfo(struct usb_get_device_data *ugdd) {
+ struct xpcu_s *xpcu = (struct xpcu_s*)ugdd->dwUniqueID;
int i,j,k,l;
int len = 0;
+ unsigned char *buf = NULL;
WDU_CONFIGURATION **pConfigs, **pActiveConfig;
WDU_INTERFACE **pActiveInterface;
+ if (!xpcu)
+ return -ENODEV;
+
+ if (ugdd->dwBytes)
+ buf = ugdd->pBuf;
+
if (buf) {
struct usb_device_info *udi = (struct usb_device_info*)(buf+len);
}
}
- return len;
+ ugdd->dwBytes = len;
+
+ return 0;
}
-int xpcu_claim(struct xpcu_s *xpcu, int claim) {
+static int xpcu_claim(struct xpcu_s *xpcu, int claim) {
int ret = 0;
static int claimed = 0;
if (!claimed)
return 0;
+#if 0
ret = usb_release_interface(xpcu->handle, xpcu->interface);
if (!ret)
claimed = 0;
+#endif
+ }
+
+ return ret;
+}
+
+int xpcu_transfer(struct usb_transfer *ut) {
+ struct xpcu_s *xpcu = (struct xpcu_s*)ut->dwUniqueID;
+ int ret = 0;
+
+ if (!xpcu)
+ return -ENODEV;
+
+ xpcu_claim(xpcu, XPCU_CLAIM);
+ /* http://www.jungo.com/support/documentation/windriver/802/wdusb_man_mhtml/node55.html#SECTION001213000000000000000 */
+ if (ut->dwPipeNum == 0) { /* control pipe */
+ int requesttype, request, value, index, size;
+ requesttype = ut->SetupPacket[0];
+ request = ut->SetupPacket[1];
+ value = ut->SetupPacket[2] | (ut->SetupPacket[3] << 8);
+ index = ut->SetupPacket[4] | (ut->SetupPacket[5] << 8);
+ size = ut->SetupPacket[6] | (ut->SetupPacket[7] << 8);
+ DPRINTF("-> requesttype: %x, request: %x, value: %u, index: %u, size: %u\n", requesttype, request, value, index, size);
+ ret = usb_control_msg(xpcu->handle, requesttype, request, value, index, ut->pBuffer, size, ut->dwTimeout);
+ } else {
+ if (ut->fRead) {
+ ret = usb_bulk_read(xpcu->handle, ut->dwPipeNum, ut->pBuffer, ut->dwBufferSize, ut->dwTimeout);
+ } else {
+ ret = usb_bulk_write(xpcu->handle, ut->dwPipeNum, ut->pBuffer, ut->dwBufferSize, ut->dwTimeout);
+ }
+ xpcu_claim(xpcu, XPCU_RELEASE);
+ }
+
+ if (ret < 0) {
+ fprintf(stderr, "usb_transfer: %d (%s)\n", ret, usb_strerror());
+ } else {
+ ut->dwBytesTransferred = ret;
+ ret = 0;
}
return ret;
}
-struct xpcu_s *xpcu_open(void) {
- static struct xpcu_s xpcu;
+int xpcu_set_interface(struct usb_set_interface *usi) {
+ struct xpcu_s *xpcu = (struct xpcu_s*)usi->dwUniqueID;
+
+ if (!xpcu)
+ return -ENODEV;
+
+ if (xpcu->dev) {
+ if (!xpcu->handle) {
+ xpcu->handle = usb_open(xpcu->dev);
+#ifndef NO_USB_RESET
+ if (xpcu->handle) {
+ usb_reset(xpcu->handle);
+ xpcu->handle = usb_open(xpcu->dev);
+ }
+#endif
+ }
+
+ xpcu->interface = xpcu->dev->config[0].interface[usi->dwInterfaceNum].altsetting[usi->dwAlternateSetting].bInterfaceNumber;
+ xpcu->alternate = usi->dwAlternateSetting;
+ }
+
+ return 0;
+}
- bzero(&xpcu, sizeof(xpcu));
- xpcu.interface = -1;
- xpcu.alternate = -1;
+static void xpcu_init(void) {
+ if (busses)
+ return;
usb_init();
usb_find_busses();
usb_find_devices();
- xpcu.busses = usb_get_busses();
+ busses = usb_get_busses();
+}
+
+
+int xpcu_find(struct event *e) {
+ struct xpcu_event_s *xpcu_event = NULL;
+ struct xpcu_s *xpcu = NULL;
+ char* usbdev;
+ struct usb_bus *bus;
+ int busnum = -1, devnum = -1;
+ int i;
+
+ e->handle = (unsigned long)NULL;
+
+ xpcu_init();
+
+ usbdev = getenv("XILINX_USB_DEV");
+ if (usbdev != NULL) {
+ int j;
+ char *devstr = NULL, *remainder;
+ char *devpos;
+
+ devpos = strdup(usbdev);
+ if (!devpos)
+ return -ENOMEM;
+
+ DPRINTF("XILINX_USB_DEV=%s\n", devpos);
+
+ for (j = 0; j < strlen(devpos) && devpos[j] != 0; j++) {
+ if (devpos[j] == ':') {
+ devpos[j] = 0;
+ devstr = &(devpos[j+1]);
+ }
+ }
+
+ if (devstr && strlen(devstr) > 0) {
+ busnum = strtol(devpos, &remainder, 10);
+ if (devpos == remainder) {
+ busnum = -1;
+ } else {
+ devnum = strtol(devstr, &remainder, 10);
+ if (devstr == remainder) {
+ busnum = -1;
+ devnum = -1;
+ } else {
+ fprintf(stderr,"Using XILINX platform cable USB at %03d:%03d\n",
+ busnum, devnum);
+ }
+ }
+ }
+ free(devpos);
+ }
+
+ xpcu_event = malloc(sizeof(struct xpcu_event_s));
+ if (!xpcu_event)
+ return -ENOMEM;
+
+ bzero(xpcu_event, sizeof(struct xpcu_event_s));
+ xpcu_event->xpcu = NULL;
+ xpcu_event->count = 0;
+ xpcu_event->interrupt_count = 0;
+ pthread_mutex_init(&xpcu_event->interrupt, NULL);
+
+ for (i = 0; i < e->dwNumMatchTables; i++) {
+
+ DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
+ e->matchTables[i].VendorId,
+ e->matchTables[i].ProductId,
+ e->matchTables[i].bDeviceClass,
+ e->matchTables[i].bDeviceSubClass,
+ e->matchTables[i].bInterfaceClass,
+ e->matchTables[i].bInterfaceSubClass,
+ e->matchTables[i].bInterfaceProtocol);
+
+ for (bus = busses; bus; bus = bus->next) {
+ struct usb_device *dev;
+
+ if ((devnum != -1) && (strtol(bus->dirname, NULL, 10) != busnum))
+ continue;
+
+ for (dev = bus->devices; dev; dev = dev->next) {
+ struct usb_device_descriptor *desc = &(dev->descriptor);
+
+ if((desc->idVendor == e->matchTables[i].VendorId) &&
+ (desc->idProduct == e->matchTables[i].ProductId) &&
+ (desc->bDeviceClass == e->matchTables[i].bDeviceClass) &&
+ (desc->bDeviceSubClass == e->matchTables[i].bDeviceSubClass) &&
+ ((devnum == -1) || (strtol(dev->filename, NULL, 10) == devnum)) ) {
+ int ac;
+ for (ac = 0; ac < desc->bNumConfigurations; ac++) {
+ struct usb_interface *interface = dev->config[ac].interface;
+ int ai;
+
+ for (ai = 0; ai < interface->num_altsetting; ai++) {
+
+ DPRINTF("intclass: %x, intsubclass: %x, intproto: %x\n",
+ interface->altsetting[i].bInterfaceClass,
+ interface->altsetting[i].bInterfaceSubClass,
+ interface->altsetting[i].bInterfaceProtocol);
+
+ if ((interface->altsetting[ai].bInterfaceSubClass == e->matchTables[i].bInterfaceSubClass) &&
+ (interface->altsetting[ai].bInterfaceProtocol == e->matchTables[i].bInterfaceProtocol)){
+ int n = xpcu_event->count;
+
+ /* TODO: check interfaceClass! */
+ DPRINTF("found device with libusb\n");
+
+ xpcu = realloc(xpcu, sizeof(struct xpcu_s) * (++xpcu_event->count));
+ if (!xpcu) {
+ free(xpcu_event);
+ return -ENOMEM;
+ }
+
+ bzero(&(xpcu[n]), sizeof(struct xpcu_s));
+ xpcu[n].interface = -1;
+ xpcu[n].alternate = -1;
+ xpcu[n].dev = dev;
+ xpcu[n].card_type = e->dwCardType;
+
+ xpcu_event->xpcu = xpcu;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
+ e->handle = (unsigned long)xpcu_event;
+
+ return 0;
+}
+
+int xpcu_found(struct event *e) {
+ struct xpcu_event_s *xpcu_event = (struct xpcu_event_s*)e->handle;
+ struct xpcu_s *xpcu = NULL;
+
+ if (xpcu_event && xpcu_event->count && (xpcu_event->interrupt_count <= xpcu_event->count))
+ xpcu = &(xpcu_event->xpcu[xpcu_event->interrupt_count-1]);
+
+ if (xpcu && xpcu->dev) {
+ struct usb_interface *interface = xpcu->dev->config->interface;
+
+ e->dwCardType = xpcu->card_type;
+ e->dwAction = 1;
+ e->dwEventId = 1;
+ e->u.Usb.dwUniqueID = (unsigned long)xpcu;
+ e->matchTables[0].VendorId = xpcu->dev->descriptor.idVendor;
+ e->matchTables[0].ProductId = xpcu->dev->descriptor.idProduct;
+ e->matchTables[0].bDeviceClass = xpcu->dev->descriptor.bDeviceClass;
+ e->matchTables[0].bDeviceSubClass = xpcu->dev->descriptor.bDeviceSubClass;
+ e->matchTables[0].bInterfaceClass = interface->altsetting[0].bInterfaceClass;
+ e->matchTables[0].bInterfaceSubClass = interface->altsetting[0].bInterfaceSubClass;
+ e->matchTables[0].bInterfaceProtocol = interface->altsetting[0].bInterfaceProtocol;
+ }
+
+ return 0;
+}
+
+int xpcu_close(struct event *e) {
+ struct xpcu_event_s *xpcu_event = (struct xpcu_event_s*)e->handle;
+
+ if (!xpcu_event)
+ return -ENODEV;
+
+ if(xpcu_event) {
+ struct xpcu_s *xpcu;
+ int i;
+
+ for (i = 0; i < xpcu_event->count; i++) {
+ xpcu = &(xpcu_event->xpcu[i]);
+ if (xpcu->handle) {
+ xpcu_claim(xpcu, XPCU_RELEASE);
+ usb_close(xpcu->handle);
+ }
+ }
+
+ if (xpcu_event->xpcu)
+ free(xpcu_event->xpcu);
+
+ busses = NULL;
+ free(xpcu_event);
+ }
+
+ return 0;
+}
+
+int xpcu_int_state(struct interrupt *it, int enable) {
+ struct xpcu_event_s *xpcu_event = (struct xpcu_event_s*)it->hInterrupt;
+
+ if (!xpcu_event)
+ return -ENODEV;
+
+ if (enable == ENABLE_INTERRUPT) {
+ it->fEnableOk = 1;
+ it->fStopped = 0;
+ it->dwCounter = 0;
+ pthread_mutex_trylock(&xpcu_event->interrupt);
+ } else {
+ it->dwCounter = 0;
+ it->fStopped = 1;
+ if (pthread_mutex_trylock(&xpcu_event->interrupt) == EBUSY)
+ pthread_mutex_unlock(&xpcu_event->interrupt);
+ }
+
+ return 0;
+}
+
+int xpcu_int_wait(struct interrupt *it) {
+ struct xpcu_event_s *xpcu_event = (struct xpcu_event_s*)it->hInterrupt;
+
+ if (!xpcu_event)
+ return -ENODEV;
+
+ if (it->dwCounter < xpcu_event->count) {
+ it->dwCounter++;
+ } else {
+ pthread_mutex_lock(&xpcu_event->interrupt);
+ pthread_mutex_unlock(&xpcu_event->interrupt);
+ }
+ xpcu_event->interrupt_count++;
- return &xpcu;
+ return 0;
}
projects / usb-driver / blobdiff