112 #define PORT p->cmdr_addr
254 static void ni65_init_lance(struct priv *p,unsigned char*,int,int);
260 static void ni65_free_buffer(struct priv *p);
271 static void ni65_set_performance(struct priv *p)  in ni65_set_performance()  argument
275 	if( !(cards[p->cardno].config & 0x02) )  in ni65_set_performance()
296 	struct priv *p = dev->ml_priv;  in ni65_open()  local
298                         cards[p->cardno].cardname,dev);  in ni65_open()
322 	struct priv *p = dev->ml_priv;  in ni65_close()  local
333 			if(p->tmd_skb[i]) {  in ni65_close()
334 				dev_kfree_skb(p->tmd_skb[i]);  in ni65_close()
335 				p->tmd_skb[i] = NULL;  in ni65_close()
346 	struct priv *p = dev->ml_priv;  in cleanup_card()  local
349 	release_region(dev->base_addr, cards[p->cardno].total_size);  in cleanup_card()
350 	ni65_free_buffer(p);  in cleanup_card()
421 	struct priv *p;  in ni65_probe1()  local
456 	p = dev->ml_priv;  in ni65_probe1()
457 	p->cmdr_addr = ioaddr + cards[i].cmd_offset;  in ni65_probe1()
458 	p->cardno = i;  in ni65_probe1()
459 	spin_lock_init(&p->ring_lock);  in ni65_probe1()
461 	printk(KERN_INFO "%s: %s found at %#3x, ", dev->name, cards[p->cardno].cardname , ioaddr);  in ni65_probe1()
467 		 ni65_free_buffer(p);  in ni65_probe1()
468 		 release_region(ioaddr, cards[p->cardno].total_size);  in ni65_probe1()
480 		p->features = INIT_RING_BEFORE_START;  in ni65_probe1()
484 		p->features = 0x0;  in ni65_probe1()
509 				ni65_init_lance(p,dev->dev_addr,0,0); /* trigger memory access */  in ni65_probe1()
522 				ni65_free_buffer(p);  in ni65_probe1()
523 				release_region(ioaddr, cards[p->cardno].total_size);  in ni65_probe1()
536 			ni65_init_lance(p,dev->dev_addr,0,0);  in ni65_probe1()
544 				ni65_free_buffer(p);  in ni65_probe1()
545 				release_region(ioaddr, cards[p->cardno].total_size);  in ni65_probe1()
554 	if(request_dma(dev->dma, cards[p->cardno].cardname ) != 0)  in ni65_probe1()
557 		ni65_free_buffer(p);  in ni65_probe1()
558 		release_region(ioaddr, cards[p->cardno].total_size);  in ni65_probe1()
572 static void ni65_init_lance(struct priv *p,unsigned char *daddr,int filter,int mode)  in ni65_init_lance()  argument
580 		p->ib.eaddr[i] = daddr[i];  in ni65_init_lance()
583 		p->ib.filter[i] = filter;  in ni65_init_lance()
584 	p->ib.mode = mode;  in ni65_init_lance()
586 	p->ib.trp = (u32) isa_virt_to_bus(p->tmdhead) | TMDNUMMASK;  in ni65_init_lance()
587 	p->ib.rrp = (u32) isa_virt_to_bus(p->rmdhead) | RMDNUMMASK;  in ni65_init_lance()
589 	pib = (u32) isa_virt_to_bus(&p->ib);  in ni65_init_lance()
644 	struct priv *p;  in ni65_alloc_buffer()  local
654 	p = dev->ml_priv = (struct priv *) (((unsigned long) ptr + 7) & ~0x7);  in ni65_alloc_buffer()
655 	memset((char *)p, 0, sizeof(struct priv));  in ni65_alloc_buffer()
656 	p->self = ptr;  in ni65_alloc_buffer()
661 		p->tmd_skb[i] = NULL;  in ni65_alloc_buffer()
663 		p->tmdbounce[i] = ni65_alloc_mem(dev,"XMIT",T_BUF_SIZE,0);  in ni65_alloc_buffer()
664 		if(!p->tmdbounce[i]) {  in ni65_alloc_buffer()
665 			ni65_free_buffer(p);  in ni65_alloc_buffer()
673 		p->recv_skb[i] = ni65_alloc_mem(dev,"RECV",R_BUF_SIZE,1);  in ni65_alloc_buffer()
674 		if(!p->recv_skb[i]) {  in ni65_alloc_buffer()
675 			ni65_free_buffer(p);  in ni65_alloc_buffer()
679 		p->recvbounce[i] = ni65_alloc_mem(dev,"RECV",R_BUF_SIZE,0);  in ni65_alloc_buffer()
680 		if(!p->recvbounce[i]) {  in ni65_alloc_buffer()
681 			ni65_free_buffer(p);  in ni65_alloc_buffer()
693 static void ni65_free_buffer(struct priv *p)  in ni65_free_buffer()  argument
697 	if(!p)  in ni65_free_buffer()
701 		kfree(p->tmdbounce[i]);  in ni65_free_buffer()
703 		if(p->tmd_skb[i])  in ni65_free_buffer()
704 			dev_kfree_skb(p->tmd_skb[i]);  in ni65_free_buffer()
711 		if(p->recv_skb[i])  in ni65_free_buffer()
712 			dev_kfree_skb(p->recv_skb[i]);  in ni65_free_buffer()
714 		kfree(p->recvbounce[i]);  in ni65_free_buffer()
717 	kfree(p->self);  in ni65_free_buffer()
724 static void ni65_stop_start(struct net_device *dev,struct priv *p)  in ni65_stop_start()  argument
733 	if(p->features & INIT_RING_BEFORE_START) {  in ni65_stop_start()
741 		if(p->xmit_queued) {  in ni65_stop_start()
743 				if((p->tmdhead[p->tmdlast].u.s.status & XMIT_OWN))  in ni65_stop_start()
745 				p->tmdlast = (p->tmdlast + 1) & (TMDNUM-1);  in ni65_stop_start()
746 				if(p->tmdlast == p->tmdnum)  in ni65_stop_start()
752 			struct tmd *tmdp = p->tmdhead + i;  in ni65_stop_start()
754 			skb_save[i] = p->tmd_skb[i];  in ni65_stop_start()
762 			struct rmd *rmdp = p->rmdhead + i;  in ni65_stop_start()
765 		p->tmdnum = p->xmit_queued = 0;  in ni65_stop_start()
769 			int num = (i + p->tmdlast) & (TMDNUM-1);  in ni65_stop_start()
770 …p->tmdhead[i].u.buffer = (u32) isa_virt_to_bus((char *)buffer[num]); /* status is part of buffer f…  in ni65_stop_start()
771 			p->tmdhead[i].blen = blen[num];  in ni65_stop_start()
772 			if(p->tmdhead[i].u.s.status & XMIT_OWN) {  in ni65_stop_start()
773 				 p->tmdnum = (p->tmdnum + 1) & (TMDNUM-1);  in ni65_stop_start()
774 				 p->xmit_queued = 1;  in ni65_stop_start()
778 			p->tmd_skb[i] = skb_save[num];  in ni65_stop_start()
781 		p->rmdnum = p->tmdlast = 0;  in ni65_stop_start()
782 		if(!p->lock)  in ni65_stop_start()
783 			if (p->tmdnum || !p->xmit_queued)  in ni65_stop_start()
797 	 struct priv *p = dev->ml_priv;  in ni65_lance_reinit()  local
800 	 p->lock = 0;  in ni65_lance_reinit()
801 	 p->xmit_queued = 0;  in ni65_lance_reinit()
813 							cards[p->cardno].cardname,(int) i);  in ni65_lance_reinit()
820 	 p->rmdnum = p->tmdnum = p->tmdlast = p->tmdbouncenum = 0;  in ni65_lance_reinit()
823 		 struct tmd *tmdp = p->tmdhead + i;  in ni65_lance_reinit()
825 		 if(p->tmd_skb[i]) {  in ni65_lance_reinit()
826 			 dev_kfree_skb(p->tmd_skb[i]);  in ni65_lance_reinit()
827 			 p->tmd_skb[i] = NULL;  in ni65_lance_reinit()
837 		 struct rmd *rmdp = p->rmdhead + i;  in ni65_lance_reinit()
839 		 rmdp->u.buffer = (u32) isa_virt_to_bus(p->recv_skb[i]->data);  in ni65_lance_reinit()
841 		 rmdp->u.buffer = (u32) isa_virt_to_bus(p->recvbounce[i]);  in ni65_lance_reinit()
849 		 ni65_init_lance(p,dev->dev_addr,0x00,M_PROM);  in ni65_lance_reinit()
851 		 ni65_init_lance(p,dev->dev_addr,0xff,0x0);  in ni65_lance_reinit()
853 		 ni65_init_lance(p,dev->dev_addr,0x00,0x00);  in ni65_lance_reinit()
861 		 ni65_set_performance(p);  in ni65_lance_reinit()
880 	struct priv *p;  in ni65_interrupt()  local
883 	p = dev->ml_priv;  in ni65_interrupt()
885 	spin_lock(&p->ring_lock);  in ni65_interrupt()
913 					printk("%02x ",p->rmdhead[i].u.s.status);  in ni65_interrupt()
920 				ni65_stop_start(dev,p);  in ni65_interrupt()
932 		 num2 = (p->rmdnum + i) & (RMDNUM-1);  in ni65_interrupt()
933 		 if(!(p->rmdhead[num2].u.s.status & RCV_OWN))  in ni65_interrupt()
940 			num1 = (p->rmdnum + k) & (RMDNUM-1);  in ni65_interrupt()
941 			if(!(p->rmdhead[num1].u.s.status & RCV_OWN))  in ni65_interrupt()
952 				sprintf(buf1,"%02x ",(p->rmdhead[k].u.s.status)); /* & RCV_OWN) ); */  in ni65_interrupt()
956 			printk(KERN_ERR "%s: Ooops, receive ring corrupted %2d %2d | %s\n",dev->name,p->rmdnum,i,buf);  in ni65_interrupt()
959 		p->rmdnum = num1;  in ni65_interrupt()
961 		if((p->rmdhead[num2].u.s.status & RCV_OWN))  in ni65_interrupt()
972 		ni65_stop_start(dev,p);  in ni65_interrupt()
977 	spin_unlock(&p->ring_lock);  in ni65_interrupt()
987 	struct priv *p = dev->ml_priv;  in ni65_xmit_intr()  local
989 	while(p->xmit_queued)  in ni65_xmit_intr()
991 		struct tmd *tmdp = p->tmdhead + p->tmdlast;  in ni65_xmit_intr()
1013 				if(p->features & INIT_RING_BEFORE_START) {  in ni65_xmit_intr()
1015 					ni65_stop_start(dev,p);  in ni65_xmit_intr()
1019 				 ni65_stop_start(dev,p);  in ni65_xmit_intr()
1033 		if(p->tmd_skb[p->tmdlast]) {  in ni65_xmit_intr()
1034 			 dev_kfree_skb_irq(p->tmd_skb[p->tmdlast]);  in ni65_xmit_intr()
1035 			 p->tmd_skb[p->tmdlast] = NULL;  in ni65_xmit_intr()
1039 		p->tmdlast = (p->tmdlast + 1) & (TMDNUM-1);  in ni65_xmit_intr()
1040 		if(p->tmdlast == p->tmdnum)  in ni65_xmit_intr()
1041 			p->xmit_queued = 0;  in ni65_xmit_intr()
1054 	struct priv *p = dev->ml_priv;  in ni65_recv_intr()  local
1056 	rmdp = p->rmdhead + p->rmdnum;  in ni65_recv_intr()
1100 					skb_copy_to_linear_data(skb, (unsigned char *)(p->recv_skb[p->rmdnum]->data),len);  in ni65_recv_intr()
1103 					struct sk_buff *skb1 = p->recv_skb[p->rmdnum];  in ni65_recv_intr()
1105 					p->recv_skb[p->rmdnum] = skb;  in ni65_recv_intr()
1112 				skb_copy_to_linear_data(skb, (unsigned char *) p->recvbounce[p->rmdnum],len);  in ni65_recv_intr()
1132 		p->rmdnum = (p->rmdnum + 1) & (RMDNUM-1);  in ni65_recv_intr()
1133 		rmdp = p->rmdhead + p->rmdnum;  in ni65_recv_intr()
1144 	struct priv *p = dev->ml_priv;  in ni65_timeout()  local
1148 		printk("%02x ",p->tmdhead[i].u.s.status);  in ni65_timeout()
1162 	struct priv *p = dev->ml_priv;  in ni65_send_packet()  local
1166 	if (test_and_set_bit(0, (void*)&p->lock)) {  in ni65_send_packet()
1180 			skb_copy_from_linear_data(skb, p->tmdbounce[p->tmdbouncenum],  in ni65_send_packet()
1184 				memset((char *)p->tmdbounce[p->tmdbouncenum]+skb->len, 0, len-skb->len);  in ni65_send_packet()
1187 			spin_lock_irqsave(&p->ring_lock, flags);  in ni65_send_packet()
1188 			tmdp = p->tmdhead + p->tmdnum;  in ni65_send_packet()
1189 			tmdp->u.buffer = (u32) isa_virt_to_bus(p->tmdbounce[p->tmdbouncenum]);  in ni65_send_packet()
1190 			p->tmdbouncenum = (p->tmdbouncenum + 1) & (TMDNUM - 1);  in ni65_send_packet()
1195 			spin_lock_irqsave(&p->ring_lock, flags);  in ni65_send_packet()
1197 			tmdp = p->tmdhead + p->tmdnum;  in ni65_send_packet()
1199 			p->tmd_skb[p->tmdnum] = skb;  in ni65_send_packet()
1207 		p->xmit_queued = 1;  in ni65_send_packet()
1208 		p->tmdnum = (p->tmdnum + 1) & (TMDNUM-1);  in ni65_send_packet()
1210 		if(p->tmdnum != p->tmdlast)  in ni65_send_packet()
1213 		p->lock = 0;  in ni65_send_packet()
1215 		spin_unlock_irqrestore(&p->ring_lock, flags);  in ni65_send_packet()