#include <strings.h>
#include <usb.h>
#include <errno.h>
+#include <pthread.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;
+ 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) {
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);
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);
+ 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) {
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;
+int xpcu_find(struct event *e) {
+ struct xpcu_s *xpcu = NULL;
char* devpos;
struct usb_bus *bus;
int busnum = -1, devnum = -1;
int i;
- bzero(&xpcu, sizeof(xpcu));
- xpcu.interface = -1;
- xpcu.alternate = -1;
-
xpcu_init();
devpos = getenv("XILINX_USB_DEV");
(interface->altsetting[ai].bInterfaceProtocol == e->matchTables[i].bInterfaceProtocol)){
/* TODO: check interfaceClass! */
DPRINTF("found device with libusb\n");
- xpcu.dev = dev;
- xpcu.card_type = e->dwCardType;
+
+ xpcu = malloc(sizeof(struct xpcu_s));
+ if (!xpcu)
+ return -ENOMEM;
+
+ bzero(xpcu, sizeof(struct xpcu_s));
+ 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;
}
}
}
}
}
- if (!xpcu.dev)
- return NULL;
+ e->handle = (unsigned long)xpcu;
- 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_s *xpcu = (struct xpcu_s*)e->handle;
+
+ if (xpcu && xpcu->dev) {
struct usb_interface *interface = xpcu->dev->config->interface;
e->dwCardType = xpcu->card_type;
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_s *xpcu = (struct xpcu_s*)e->handle;
+
+ if (!xpcu)
+ return -ENODEV;
if(xpcu) {
if (xpcu->handle) {
usb_close(xpcu->handle);
}
- xpcu->handle = NULL;
- xpcu->interface = -1;
- xpcu->alternate = -1;
busses = NULL;
+ free(xpcu);
}
+
+ return 0;
+}
+
+int xpcu_int_state(struct interrupt *it, int enable) {
+ struct xpcu_s *xpcu = (struct xpcu_s*)it->hInterrupt;
+ pthread_mutex_t *interrupt = &dummy_interrupt;
+
+ if (xpcu)
+ interrupt = &xpcu->interrupt;
+
+ if (enable == ENABLE_INTERRUPT) {
+ it->fEnableOk = 1;
+ it->fStopped = 0;
+ pthread_mutex_trylock(interrupt);
+ } else {
+ it->dwCounter = 0;
+ it->fStopped = 1;
+ if (pthread_mutex_trylock(interrupt) == EBUSY)
+ pthread_mutex_unlock(interrupt);
+ }
+
+ return 0;
+}
+
+int xpcu_int_wait(struct interrupt *it) {
+ struct xpcu_s *xpcu = (struct xpcu_s*)it->hInterrupt;
+
+ if (it->hInterrupt != (unsigned long)xpcu)
+ return -ENODEV;
+
+ if (xpcu) {
+ if (it->dwCounter == 0) {
+ it->dwCounter = 1;
+ } else {
+ pthread_mutex_lock(&xpcu->interrupt);
+ pthread_mutex_unlock(&xpcu->interrupt);
+ }
+ } else {
+ pthread_mutex_lock(&dummy_interrupt);
+ pthread_mutex_unlock(&dummy_interrupt);
+ }
+
+ return 0;
}