ethernet/i825xx/sun3_82586.c

76 sizeof(scp)=12; sizeof(scb)=16; sizeof(iscp)=8;
77 sizeof(scp)+sizeof(iscp)+sizeof(scb) = 36 = INIT
153 	volatile struct iscp_struct	*iscp;	/* volatile is important */
229 	p->iscp = (struct iscp_struct *) iscp_addr;
230 	memset((char *)p->iscp,0, sizeof(struct iscp_struct));
232 	p->scp->iscp = make24(p->iscp);
233 	p->iscp->busy = 1;
239 	if(p->iscp->busy) /* i82586 clears 'busy' after successful init */
246  * set iscp at the right place, called by sun3_82586_probe1 and open586.
256 	p->iscp	= (struct iscp_struct *) dvma_btov(dev->mem_start);
257 	p->scb  = (struct scb_struct *)  ((char *)p->iscp + sizeof(struct iscp_struct));
259 	memset((char *) p->iscp,0,sizeof(struct iscp_struct));
262 	p->scp->iscp = make24(p->iscp);
264 	p->iscp->scb_offset = make16(p->scb);
265 	p->iscp->scb_base = make24(dvma_btov(dev->mem_start));
267 	p->iscp->busy = 1;
273 	if(p->iscp->busy)
430 		int len = ((char *) p->iscp - (char *) ptr - 8) / 6;