176 static int read_eeprom(struct nic *nic, int location, int addr_len);
177 static void rtl_reset(struct nic *nic);
178 static void rtl_transmit(struct nic *nic, const char *destaddr,
180 static int rtl_poll(struct nic *nic, int retrieve);
182 static void rtl_irq(struct nic *nic, irq_action_t action);
187 	struct nic *nic = (struct nic *)dev;  in rtl8139_probe()  local
191 	unsigned short *ap = (unsigned short*)nic->node_addr;  in rtl8139_probe()
198 	nic->ioaddr = pci->ioaddr & ~3;  in rtl8139_probe()
201 	nic->irqno = pci->irq;  in rtl8139_probe()
206 	outb(0x00, nic->ioaddr + Config1);  in rtl8139_probe()
208 	addr_len = read_eeprom(nic,0,8) == 0x8129 ? 8 : 6;  in rtl8139_probe()
210 	  *ap++ = read_eeprom(nic,i + 7,addr_len);  in rtl8139_probe()
212 	speed10 = inb(nic->ioaddr + MediaStatus) & MSRSpeed10;  in rtl8139_probe()
213 	fullduplex = inw(nic->ioaddr + MII_BMCR) & BMCRDuplex;  in rtl8139_probe()
214 	printf("ioaddr %#hX, irq %d, addr %! %sMbps %s-duplex\n", nic->ioaddr,  in rtl8139_probe()
215 	       nic->irqno, nic->node_addr,  speed10 ? "10" : "100",  in rtl8139_probe()
218 	rtl_reset(nic);  in rtl8139_probe()
220 	if (inb(nic->ioaddr + MediaStatus) & MSRLinkFail) {  in rtl8139_probe()
226 	nic->poll     = rtl_poll;  in rtl8139_probe()
227 	nic->transmit = rtl_transmit;  in rtl8139_probe()
228 	nic->irq      = rtl_irq;  in rtl8139_probe()
256 static int read_eeprom(struct nic *nic, int location, int addr_len)  in read_eeprom()  argument
260 	long ee_addr = nic->ioaddr + Cfg9346;  in read_eeprom()
297 static void set_rx_mode(struct nic *nic) {  in set_rx_mode()  argument
304 	outl(rtl8139_rx_config | rx_mode, nic->ioaddr + RxConfig);  in set_rx_mode()
306 	outl(mc_filter[0], nic->ioaddr + MAR0 + 0);  in set_rx_mode()
307 	outl(mc_filter[1], nic->ioaddr + MAR0 + 4);  in set_rx_mode()
310 static void rtl_reset(struct nic* nic)  in rtl_reset()  argument
314 	outb(CmdReset, nic->ioaddr + ChipCmd);  in rtl_reset()
321 	while ((inb(nic->ioaddr + ChipCmd) & CmdReset) != 0 &&  in rtl_reset()
326 		outb(nic->node_addr[i], nic->ioaddr + MAC0 + i);  in rtl_reset()
329 	outb(CmdRxEnb | CmdTxEnb, nic->ioaddr + ChipCmd);  in rtl_reset()
331 		nic->ioaddr + RxConfig);	  /* accept no frames yet!  */  in rtl_reset()
332 	outl((TX_DMA_BURST<<8)|0x03000000, nic->ioaddr + TxConfig);  in rtl_reset()
345 	outl((unsigned long)virt_to_bus(rx_ring), nic->ioaddr + RxBuf);  in rtl_reset()
353 	outb(CmdRxEnb | CmdTxEnb, nic->ioaddr + ChipCmd);  in rtl_reset()
355 	outl(rtl8139_rx_config, nic->ioaddr + RxConfig);  in rtl_reset()
358 	outl(0, nic->ioaddr + RxMissed);  in rtl_reset()
361 	set_rx_mode(nic);  in rtl_reset()
364 	outw(0, nic->ioaddr + IntrMask);  in rtl_reset()
367 static void rtl_transmit(struct nic *nic, const char *destaddr,  in rtl_transmit()  argument
376 	memcpy(tx_buffer + ETH_ALEN, nic->node_addr, ETH_ALEN);  in rtl_transmit()
391 	outl((unsigned long)virt_to_bus(tx_buffer), nic->ioaddr + TxAddr0 + cur_tx*4);  in rtl_transmit()
393 		nic->ioaddr + TxStatus0 + cur_tx*4);  in rtl_transmit()
398 		status = inw(nic->ioaddr + IntrStatus);  in rtl_transmit()
402 		outw(status & (TxOK | TxErr | PCIErr), nic->ioaddr + IntrStatus);  in rtl_transmit()
406 	txstatus = inl(nic->ioaddr+ TxStatus0 + cur_tx*4);  in rtl_transmit()
419 		rtl_reset(nic);  in rtl_transmit()
423 static int rtl_poll(struct nic *nic, int retrieve)  in rtl_poll()  argument
429 	if (inb(nic->ioaddr + ChipCmd) & RxBufEmpty) {  in rtl_poll()
436 	status = inw(nic->ioaddr + IntrStatus);  in rtl_poll()
438 	outw(status & ~(RxFIFOOver | RxOverflow | RxOK), nic->ioaddr + IntrStatus);  in rtl_poll()
452 		rtl_reset(nic);	/* this clears all interrupts still pending */  in rtl_poll()
457 	nic->packetlen = rx_size - 4;	/* no one cares about the FCS */  in rtl_poll()
461 		memcpy(nic->packet, rx_ring + ring_offs + 4, semi_count);  in rtl_poll()
462 		memcpy(nic->packet+semi_count, rx_ring, rx_size-4-semi_count);  in rtl_poll()
467 		memcpy(nic->packet, rx_ring + ring_offs + 4, nic->packetlen);  in rtl_poll()
475 		nic->packet[12], nic->packet[13], rx_status);  in rtl_poll()
478 	outw(cur_rx - 16, nic->ioaddr + RxBufPtr);  in rtl_poll()
482 	outw(status & (RxFIFOOver | RxOverflow | RxOK), nic->ioaddr + IntrStatus);  in rtl_poll()
486 static void rtl_irq(struct nic *nic, irq_action_t action)  in rtl_irq()  argument
495 		mask = inw(nic->ioaddr + IntrMask);  in rtl_irq()
498 		outw(mask, nic->ioaddr + IntrMask);  in rtl_irq()
507 		outb(EROK, nic->ioaddr + RxEarlyStatus);  in rtl_irq()
514 	struct nic *nic = (struct nic *)dev;  in rtl_disable()  local
516 	rtl_reset(nic);  in rtl_disable()
519 	outb(CmdReset, nic->ioaddr + ChipCmd);  in rtl_disable()
523 	while ((inb(nic->ioaddr + ChipCmd) & CmdReset) != 0 && timer2_running())  in rtl_disable()