#include <usb.h>
#include <errno.h>
#include <pthread.h>
+#include <stdint.h>
#include "usb-driver.h"
#include "xpcu.h"
+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;
-static pthread_mutex_t dummy_interrupt = PTHREAD_MUTEX_INITIALIZER;
-int xpcu_deviceinfo(struct xpcu_s *xpcu, struct usb_get_device_data *ugdd) {
+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 (ugdd->dwUniqueID != (unsigned long)xpcu)
+ if (!xpcu)
return -ENODEV;
if (ugdd->dwBytes)
}
}
- return len;
+ ugdd->dwBytes = len;
+
+ return 0;
}
static int xpcu_claim(struct xpcu_s *xpcu, int claim) {
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 xpcu_s *xpcu, struct usb_transfer *ut) {
+int xpcu_transfer(struct usb_transfer *ut) {
+ struct xpcu_s *xpcu = (struct xpcu_s*)ut->dwUniqueID;
int ret = 0;
- if (ut->dwUniqueID != (unsigned long)xpcu)
+ if (!xpcu)
return -ENODEV;
xpcu_claim(xpcu, XPCU_CLAIM);
return ret;
}
-void xpcu_set_interface(struct xpcu_s *xpcu, struct usb_set_interface *usi) {
- if (usi->dwUniqueID != (unsigned long)xpcu)
- return;
+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->interface = xpcu->dev->config[0].interface[usi->dwInterfaceNum].altsetting[usi->dwAlternateSetting].bInterfaceNumber;
xpcu->alternate = usi->dwAlternateSetting;
}
+
+ return 0;
}
static void xpcu_init(void) {
}
-struct xpcu_s *xpcu_find(struct event *e) {
- static struct xpcu_s xpcu;
- char* devpos;
+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;
- bzero(&xpcu, sizeof(xpcu));
+ e->handle = (unsigned long)NULL;
+
xpcu_init();
- devpos = getenv("XILINX_USB_DEV");
- if (devpos != NULL) {
+ 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);
}
}
}
+ 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",
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.interface = -1;
- xpcu.alternate = -1;
- xpcu.dev = dev;
- xpcu.card_type = e->dwCardType;
- pthread_mutex_init(&xpcu.interrupt, NULL);
- e->handle = (unsigned long)&xpcu;
+ 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;
}
}
}
}
}
- if (!xpcu.dev) {
- e->handle = 0;
- return NULL;
- }
+ e->handle = (unsigned long)xpcu_event;
- return &xpcu;
+ return 0;
}
-void xpcu_found(struct xpcu_s *xpcu, struct event *e) {
- if (e->handle && e->handle == (unsigned long)xpcu && xpcu->dev) {
+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 = e->handle;
+ 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].bInterfaceSubClass = interface->altsetting[0].bInterfaceSubClass;
e->matchTables[0].bInterfaceProtocol = interface->altsetting[0].bInterfaceProtocol;
}
+
+ return 0;
}
-void xpcu_close(struct xpcu_s *xpcu, struct event *e) {
- if (e->handle != (unsigned long)xpcu)
- return;
+int xpcu_close(struct event *e) {
+ struct xpcu_event_s *xpcu_event = (struct xpcu_event_s*)e->handle;
- if(xpcu) {
- if (xpcu->handle) {
- xpcu_claim(xpcu, XPCU_RELEASE);
- usb_close(xpcu->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);
+ }
}
- xpcu->handle = NULL;
- xpcu->interface = -1;
- xpcu->alternate = -1;
+ if (xpcu_event->xpcu)
+ free(xpcu_event->xpcu);
+
busses = NULL;
+ free(xpcu_event);
}
+
+ return 0;
}
-void xpcu_int_state(struct xpcu_s *xpcu, struct interrupt *it, int enable) {
- static pthread_mutex_t *interrupt = &dummy_interrupt;
+int xpcu_int_state(struct interrupt *it, int enable) {
+ struct xpcu_event_s *xpcu_event = (struct xpcu_event_s*)it->hInterrupt;
- if (it->hInterrupt != (unsigned long)xpcu)
- return;
-
- if (xpcu)
- interrupt = &xpcu->interrupt;
+ if (!xpcu_event)
+ return -ENODEV;
if (enable == ENABLE_INTERRUPT) {
it->fEnableOk = 1;
it->fStopped = 0;
- pthread_mutex_trylock(interrupt);
+ it->dwCounter = 0;
+ pthread_mutex_trylock(&xpcu_event->interrupt);
} else {
it->dwCounter = 0;
it->fStopped = 1;
- if (pthread_mutex_trylock(interrupt) == EBUSY)
- pthread_mutex_unlock(interrupt);
+ if (pthread_mutex_trylock(&xpcu_event->interrupt) == EBUSY)
+ pthread_mutex_unlock(&xpcu_event->interrupt);
}
+
+ return 0;
}
-void xpcu_int_wait(struct xpcu_s *xpcu, struct interrupt *it) {
- if (it->hInterrupt != (unsigned long)xpcu)
- return;
-
- if (xpcu) {
- if (it->dwCounter == 0) {
- it->dwCounter = 1;
- } else {
- pthread_mutex_lock(&xpcu->interrupt);
- pthread_mutex_unlock(&xpcu->interrupt);
- }
+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(&dummy_interrupt);
- pthread_mutex_unlock(&dummy_interrupt);
+ pthread_mutex_lock(&xpcu_event->interrupt);
+ pthread_mutex_unlock(&xpcu_event->interrupt);
}
+ xpcu_event->interrupt_count++;
+
+ return 0;
}
projects / usb-driver / blobdiff