ether/wb840/device.c

14 #include "device.h"
44 		LOG(("invalid device name"));
67 		data->pciInfo->device, data->pciInfo->function, PCI_line_size,
80 		LOG((DEVICE_NAME": can't stop device\n"));
138 	wb_device* device = (wb_device*)cookie;
147 	blockFlag = device->blockFlag;
149 	if (atomic_or(&device->rxLock, 1)) {
154 	status = acquire_sem_etc(device->rxSem, 1, B_CAN_INTERRUPT | blockFlag, 0);
156 		atomic_and(&device->rxLock, 0);
161 	current = device->rxCurrent;
162 	check = device->rxDescriptor[current].wb_status;
166 		atomic_and(&device->rxLock, 0);
183 		memcpy(buf, (void*)device->rxBuffer[current], size);
186 	device->rxCurrent = (current + 1) & WB_RX_CNT_MASK;
190 		acquire_spinlock(&device->rxSpinlock);
193 		wb_put_rx_descriptor(&device->rxDescriptor[current]);
194 		device->rxFree++;
196 		release_spinlock(&device->rxSpinlock);
200 	atomic_and(&device->rxLock, 0);
209 	wb_device* device = (wb_device*)cookie;
217 	atomic_add(&device->txLock, 1);
223 	current = device->txCurrent;
226 	status = acquire_sem_etc(device->txSem, 1, B_TIMEOUT, ETHER_TRANSMIT_TIMEOUT);
228 		write32(device->reg_base + WB_TXSTART, 0xFFFFFFFF);
231 		atomic_add(&device->txLock, -1);
236 	check = device->txDescriptor[current].wb_status;
240 		atomic_add(&device->txLock, -1);
246 	memcpy((void*)device->txBuffer[current], buffer, frameSize);
247 	device->txCurrent = (current + 1) & WB_TX_CNT_MASK;
252 		acquire_spinlock(&device->txSpinlock);
254 		device->txDescriptor[current].wb_ctl = WB_TXCTL_TLINK | frameSize;
255 		device->txDescriptor[current].wb_ctl |= WB_TXCTL_FIRSTFRAG
257 		device->txDescriptor[current].wb_status = WB_TXSTAT_OWN;
258 		device->txSent++;
260 		release_spinlock(&device->txSpinlock);
265 	write32(device->reg_base + WB_TXSTART, 0xFFFFFFFF);
267 	atomic_add(&device->txLock, -1);
339 	wb_device* device = (wb_device*)cookie;
343 	cancel_timer(&device->timer);
345 	wb_stop(device);
347 	write32(device->reg_base + WB_TXADDR, 0x00000000);
348 	write32(device->reg_base + WB_RXADDR, 0x00000000);
350 	wb_disable_interrupts(device);
351 	remove_io_interrupt_handler(device->irq, wb_interrupt, device);
353 	delete_sem(device->rxSem);
354 	delete_sem(device->txSem);
363 	wb_device* device = (wb_device*)cookie;
367 	sOpenMask &= ~(1L << device->devId);
369 	wb_delete_rings(device);
370 	free(device->firstPHY);
371 	free(device);