611 		xnf_buf_t *bdesc;  in xnf_setup_rings()  local
613 		bdesc = xnf_buf_get(xnfp, KM_SLEEP, B_FALSE);  in xnf_setup_rings()
614 		VERIFY(bdesc != NULL);  in xnf_setup_rings()
615 		xnf_rxbuf_hang(xnfp, bdesc);  in xnf_setup_rings()
1903 xnf_rxbuf_hang(xnf_t *xnfp, xnf_buf_t *bdesc)  in xnf_rxbuf_hang()  argument
1915 	reqp->id = bdesc->id = hang_ix;  in xnf_rxbuf_hang()
1916 	reqp->gref = bdesc->grant_ref;  in xnf_rxbuf_hang()
1918 	xnfp->xnf_rx_pkt_info[hang_ix] = bdesc;  in xnf_rxbuf_hang()
1948 		xnf_buf_t *bdesc;  in xnf_rx_collect()  local
1967 		bdesc = xnfp->xnf_rx_pkt_info[rxpkt->id];  in xnf_rx_collect()
1973 		ASSERT(bdesc->id == rxpkt->id);  in xnf_rx_collect()
1975 		ref = bdesc->grant_ref;  in xnf_rx_collect()
1982 			    char *, bdesc->buf, int, rxpkt->offset,  in xnf_rx_collect()
1983 			    char *, ((char *)bdesc->buf) + rxpkt->offset);  in xnf_rx_collect()
1990 			    char *, bdesc->buf, int, rxpkt->offset,  in xnf_rx_collect()
1991 			    char *, ((char *)bdesc->buf) + rxpkt->offset);  in xnf_rx_collect()
2007 		} else if (bdesc->grant_ref == INVALID_GRANT_REF) {  in xnf_rx_collect()
2020 			    char *, bdesc->buf, int, off,  in xnf_rx_collect()
2021 			    char *, ((char *)bdesc->buf) + off);  in xnf_rx_collect()
2043 				mp = desballoc((unsigned char *)bdesc->buf,  in xnf_rx_collect()
2044 				    bdesc->len, 0, &bdesc->free_rtn);  in xnf_rx_collect()
2063 					    bdesc->grant_ref, 0);  in xnf_rx_collect()
2064 					gref_put(xnfp, bdesc->grant_ref);  in xnf_rx_collect()
2065 					bdesc->grant_ref = INVALID_GRANT_REF;  in xnf_rx_collect()
2067 					bdesc = nbuf;  in xnf_rx_collect()
2085 					bcopy(bdesc->buf + off, mp->b_wptr,  in xnf_rx_collect()
2093 		xnf_rxbuf_hang(xnfp, bdesc);  in xnf_rx_collect()
2319 	xnf_buf_t *bdesc = buf;  in xnf_buf_constructor()  local
2330 	    ddiflags, 0, &bdesc->dma_handle) != DDI_SUCCESS)  in xnf_buf_constructor()
2334 	if (ddi_dma_mem_alloc(bdesc->dma_handle,  in xnf_buf_constructor()
2336 	    &bdesc->buf, &len, &bdesc->acc_handle) != DDI_SUCCESS)  in xnf_buf_constructor()
2340 	if (ddi_dma_addr_bind_handle(bdesc->dma_handle, NULL,  in xnf_buf_constructor()
2341 	    bdesc->buf, len, DDI_DMA_RDWR | DDI_DMA_STREAMING,  in xnf_buf_constructor()
2346 	bdesc->free_rtn.free_func = xnf_buf_recycle;  in xnf_buf_constructor()
2347 	bdesc->free_rtn.free_arg = (caddr_t)bdesc;  in xnf_buf_constructor()
2348 	bdesc->xnfp = xnfp;  in xnf_buf_constructor()
2349 	bdesc->buf_phys = dma_cookie.dmac_laddress;  in xnf_buf_constructor()
2350 	bdesc->buf_mfn = pfn_to_mfn(xnf_btop(bdesc->buf_phys));  in xnf_buf_constructor()
2351 	bdesc->len = dma_cookie.dmac_size;  in xnf_buf_constructor()
2352 	bdesc->grant_ref = INVALID_GRANT_REF;  in xnf_buf_constructor()
2353 	bdesc->gen = xnfp->xnf_gen;  in xnf_buf_constructor()
2360 	ddi_dma_mem_free(&bdesc->acc_handle);  in xnf_buf_constructor()
2363 	ddi_dma_free_handle(&bdesc->dma_handle);  in xnf_buf_constructor()
2374 	xnf_buf_t *bdesc = buf;  in xnf_buf_destructor()  local
2377 	(void) ddi_dma_unbind_handle(bdesc->dma_handle);  in xnf_buf_destructor()
2378 	ddi_dma_mem_free(&bdesc->acc_handle);  in xnf_buf_destructor()
2379 	ddi_dma_free_handle(&bdesc->dma_handle);  in xnf_buf_destructor()
2439 xnf_buf_refresh(xnf_buf_t *bdesc)  in xnf_buf_refresh()  argument
2441 	bdesc->buf_mfn = pfn_to_mfn(xnf_btop(bdesc->buf_phys));  in xnf_buf_refresh()
2442 	bdesc->gen = bdesc->xnfp->xnf_gen;  in xnf_buf_refresh()
2450 xnf_buf_recycle(xnf_buf_t *bdesc)  in xnf_buf_recycle()  argument
2452 	xnf_t *xnfp = bdesc->xnfp;  in xnf_buf_recycle()
2454 	xnf_buf_put(xnfp, bdesc, B_TRUE);  in xnf_buf_recycle()