1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 1999, 2002 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate #include <sys/types.h> 30*0Sstevel@tonic-gate #include <sys/kmem.h> 31*0Sstevel@tonic-gate #include <sys/systm.h> 32*0Sstevel@tonic-gate #include <sys/ddi.h> 33*0Sstevel@tonic-gate #include <sys/sunddi.h> 34*0Sstevel@tonic-gate #include <sys/sunndi.h> 35*0Sstevel@tonic-gate #include <sys/ddidmareq.h> 36*0Sstevel@tonic-gate #include <sys/ddi_impldefs.h> 37*0Sstevel@tonic-gate #include <sys/ndi_impldefs.h> 38*0Sstevel@tonic-gate #include <sys/fcode.h> 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate /* 41*0Sstevel@tonic-gate * We want to call the attachment point's dma ctl op, not his parent's 42*0Sstevel@tonic-gate * dma ctl op, so we have to code this ourselves. (the dma setup functions 43*0Sstevel@tonic-gate * already implement this functionality for us.) 44*0Sstevel@tonic-gate */ 45*0Sstevel@tonic-gate int 46*0Sstevel@tonic-gate fc_ddi_dma_htoc(dev_info_t *ap, ddi_dma_handle_t h, off_t o, 47*0Sstevel@tonic-gate ddi_dma_cookie_t *c) 48*0Sstevel@tonic-gate { 49*0Sstevel@tonic-gate int (*fp)(); 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate fp = DEVI(ap)->devi_ops->devo_bus_ops->bus_dma_ctl; 52*0Sstevel@tonic-gate return ((*fp) (ap, ap, h, DDI_DMA_HTOC, &o, 0, (caddr_t *)c, 0)); 53*0Sstevel@tonic-gate } 54*0Sstevel@tonic-gate 55*0Sstevel@tonic-gate int 56*0Sstevel@tonic-gate fc_ddi_dma_free(dev_info_t *ap, ddi_dma_handle_t h) 57*0Sstevel@tonic-gate { 58*0Sstevel@tonic-gate int (*fp)(); 59*0Sstevel@tonic-gate 60*0Sstevel@tonic-gate fp = DEVI(ap)->devi_ops->devo_bus_ops->bus_dma_ctl; 61*0Sstevel@tonic-gate return ((*fp) (ap, ap, h, DDI_DMA_FREE, 0, 0, 0, 0)); 62*0Sstevel@tonic-gate } 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate int 65*0Sstevel@tonic-gate fc_ddi_dma_sync(ddi_dma_handle_t h, off_t o, size_t l, uint_t whom) 66*0Sstevel@tonic-gate { 67*0Sstevel@tonic-gate ddi_dma_impl_t *hp = (ddi_dma_impl_t *)h; 68*0Sstevel@tonic-gate dev_info_t *dip; 69*0Sstevel@tonic-gate int (*funcp)(dev_info_t *, dev_info_t *, ddi_dma_handle_t, off_t, 70*0Sstevel@tonic-gate size_t, uint_t); 71*0Sstevel@tonic-gate 72*0Sstevel@tonic-gate /* 73*0Sstevel@tonic-gate * the DMA nexus driver will set DMP_NOSYNC if the 74*0Sstevel@tonic-gate * platform does not require any sync operation. For 75*0Sstevel@tonic-gate * example if the memory is uncached or consistent 76*0Sstevel@tonic-gate * and without any I/O write buffers involved. 77*0Sstevel@tonic-gate */ 78*0Sstevel@tonic-gate if ((hp->dmai_rflags & DMP_NOSYNC) == DMP_NOSYNC) 79*0Sstevel@tonic-gate return (DDI_SUCCESS); 80*0Sstevel@tonic-gate 81*0Sstevel@tonic-gate dip = hp->dmai_rdip; 82*0Sstevel@tonic-gate funcp = DEVI(dip)->devi_ops->devo_bus_ops->bus_dma_flush; 83*0Sstevel@tonic-gate return ((*funcp)(dip, dip, h, o, l, whom)); 84*0Sstevel@tonic-gate } 85*0Sstevel@tonic-gate 86*0Sstevel@tonic-gate /* 87*0Sstevel@tonic-gate * Create untyped properties, just like 1275 properties. 88*0Sstevel@tonic-gate * XXX: Assumes property encoding is the natural byte order. 89*0Sstevel@tonic-gate */ 90*0Sstevel@tonic-gate int 91*0Sstevel@tonic-gate fc_ndi_prop_update(dev_t match_dev, dev_info_t *dip, 92*0Sstevel@tonic-gate char *name, uchar_t *data, uint_t nelements) 93*0Sstevel@tonic-gate { 94*0Sstevel@tonic-gate return (ddi_prop_update_common(match_dev, dip, 95*0Sstevel@tonic-gate DDI_PROP_HW_DEF | DDI_PROP_TYPE_ANY, 96*0Sstevel@tonic-gate name, data, nelements, ddi_prop_fm_encode_bytes)); 97*0Sstevel@tonic-gate } 98