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 2005 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/* 30*0Sstevel@tonic-gate * Assembler routines to make some DDI routines go faster. 31*0Sstevel@tonic-gate * These routines should ONLY be ISA-dependent. 32*0Sstevel@tonic-gate */ 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate#if defined(lint) 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate#include <sys/types.h> 37*0Sstevel@tonic-gate#include <sys/systm.h> 38*0Sstevel@tonic-gate#include <sys/file.h> 39*0Sstevel@tonic-gate#include <sys/sunddi.h> 40*0Sstevel@tonic-gate 41*0Sstevel@tonic-gate#else /* lint */ 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate#include <sys/asm_linkage.h> 44*0Sstevel@tonic-gate#include <sys/clock.h> 45*0Sstevel@tonic-gate#include <sys/intreg.h> 46*0Sstevel@tonic-gate 47*0Sstevel@tonic-gate#include "assym.h" /* for FKIOCTL etc. */ 48*0Sstevel@tonic-gate 49*0Sstevel@tonic-gate#endif /* lint */ 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate 52*0Sstevel@tonic-gate/* 53*0Sstevel@tonic-gate * Layered driver routines. 54*0Sstevel@tonic-gate * 55*0Sstevel@tonic-gate * At the time of writing, the compiler converts 56*0Sstevel@tonic-gate * 57*0Sstevel@tonic-gate * a() { return (b()); } 58*0Sstevel@tonic-gate * 59*0Sstevel@tonic-gate * into 60*0Sstevel@tonic-gate * save, call b, restore 61*0Sstevel@tonic-gate * 62*0Sstevel@tonic-gate * Though this is sort of ok, if the called routine is leaf routine, 63*0Sstevel@tonic-gate * then we just burnt a register window. 64*0Sstevel@tonic-gate * 65*0Sstevel@tonic-gate * When the compiler understands this optimization, many 66*0Sstevel@tonic-gate * of these routines can go back to C again. 67*0Sstevel@tonic-gate */ 68*0Sstevel@tonic-gate 69*0Sstevel@tonic-gate#define FLATCALL(routine) \ 70*0Sstevel@tonic-gate mov %o7, %g1; \ 71*0Sstevel@tonic-gate call routine; \ 72*0Sstevel@tonic-gate mov %g1, %o7 73*0Sstevel@tonic-gate 74*0Sstevel@tonic-gate#ifdef lint 75*0Sstevel@tonic-gate 76*0Sstevel@tonic-gateint 77*0Sstevel@tonic-gateddi_copyin(const void *buf, void *kernbuf, size_t size, int flags) 78*0Sstevel@tonic-gate{ 79*0Sstevel@tonic-gate if (flags & FKIOCTL) 80*0Sstevel@tonic-gate return (kcopy(buf, kernbuf, size) ? -1 : 0); 81*0Sstevel@tonic-gate return (copyin(buf, kernbuf, size)); 82*0Sstevel@tonic-gate} 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate#else /* lint */ 85*0Sstevel@tonic-gate 86*0Sstevel@tonic-gate ENTRY(ddi_copyin) 87*0Sstevel@tonic-gate set FKIOCTL, %o4 88*0Sstevel@tonic-gate andcc %o3, %o4, %g0 89*0Sstevel@tonic-gate bne .do_kcopy ! share code with ddi_copyout 90*0Sstevel@tonic-gate FLATCALL(copyin) 91*0Sstevel@tonic-gate /*NOTREACHED*/ 92*0Sstevel@tonic-gate 93*0Sstevel@tonic-gate.do_kcopy: 94*0Sstevel@tonic-gate save %sp, -SA(MINFRAME), %sp 95*0Sstevel@tonic-gate mov %i2, %o2 96*0Sstevel@tonic-gate mov %i1, %o1 97*0Sstevel@tonic-gate call kcopy 98*0Sstevel@tonic-gate mov %i0, %o0 99*0Sstevel@tonic-gate orcc %g0, %o0, %i0 ! if kcopy returns EFAULT .. 100*0Sstevel@tonic-gate bne,a 1f 101*0Sstevel@tonic-gate mov -1, %i0 ! .. we return -1 102*0Sstevel@tonic-gate1: ret 103*0Sstevel@tonic-gate restore 104*0Sstevel@tonic-gate SET_SIZE(ddi_copyin) 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate#endif /* lint */ 107*0Sstevel@tonic-gate 108*0Sstevel@tonic-gate#ifdef lint 109*0Sstevel@tonic-gate 110*0Sstevel@tonic-gateint 111*0Sstevel@tonic-gateddi_copyout(const void *buf, void *kernbuf, size_t size, int flags) 112*0Sstevel@tonic-gate{ 113*0Sstevel@tonic-gate if (flags & FKIOCTL) 114*0Sstevel@tonic-gate return (kcopy(buf, kernbuf, size) ? -1 : 0); 115*0Sstevel@tonic-gate return (copyout(buf, kernbuf, size)); 116*0Sstevel@tonic-gate} 117*0Sstevel@tonic-gate 118*0Sstevel@tonic-gate#else /* lint */ 119*0Sstevel@tonic-gate 120*0Sstevel@tonic-gate ENTRY(ddi_copyout) 121*0Sstevel@tonic-gate set FKIOCTL, %o4 122*0Sstevel@tonic-gate andcc %o3, %o4, %g0 123*0Sstevel@tonic-gate bne .do_kcopy ! share code with ddi_copyin 124*0Sstevel@tonic-gate FLATCALL(copyout) 125*0Sstevel@tonic-gate /*NOTREACHED*/ 126*0Sstevel@tonic-gate SET_SIZE(ddi_copyout) 127*0Sstevel@tonic-gate 128*0Sstevel@tonic-gate#endif /* lint */ 129*0Sstevel@tonic-gate 130*0Sstevel@tonic-gate/* 131*0Sstevel@tonic-gate * DDI spine wrapper routines - here so as to not have to 132*0Sstevel@tonic-gate * buy register windows when climbing the device tree (which cost!) 133*0Sstevel@tonic-gate */ 134*0Sstevel@tonic-gate 135*0Sstevel@tonic-gate#if defined(lint) 136*0Sstevel@tonic-gate 137*0Sstevel@tonic-gate/*ARGSUSED*/ 138*0Sstevel@tonic-gateint 139*0Sstevel@tonic-gateddi_ctlops(dev_info_t *d, dev_info_t *r, ddi_ctl_enum_t op, void *a, void *v) 140*0Sstevel@tonic-gate{ 141*0Sstevel@tonic-gate return (DDI_SUCCESS); 142*0Sstevel@tonic-gate} 143*0Sstevel@tonic-gate 144*0Sstevel@tonic-gate#else /* lint */ 145*0Sstevel@tonic-gate 146*0Sstevel@tonic-gate ENTRY(ddi_ctlops) 147*0Sstevel@tonic-gate tst %o0 ! dip != 0? 148*0Sstevel@tonic-gate be,pn %ncc, 2f ! nope 149*0Sstevel@tonic-gate tst %o1 ! rdip != 0? 150*0Sstevel@tonic-gate be,pn %ncc, 2f ! nope 151*0Sstevel@tonic-gate ldn [%o0 + DEVI_BUS_CTL], %o0 152*0Sstevel@tonic-gate ! dip = (dev_info_t *)DEVI(dip)->devi_bus_ctl; 153*0Sstevel@tonic-gate brz,pn %o0, 2f 154*0Sstevel@tonic-gate nop ! Delay slot 155*0Sstevel@tonic-gate ldn [%o0 + DEVI_DEV_OPS], %g1 ! dip->dev_ops 156*0Sstevel@tonic-gate ldn [%g1 + DEVI_BUS_OPS], %g1 ! dip->dev_ops->devo_bus_ops 157*0Sstevel@tonic-gate ldn [%g1 + OPS_CTL], %g1 ! dip->dev_ops->devo_bus_ops->bus_ctl 158*0Sstevel@tonic-gate jmpl %g1, %g0 ! bop off to new routine 159*0Sstevel@tonic-gate nop ! as if we had never been here 160*0Sstevel@tonic-gate2: retl 161*0Sstevel@tonic-gate sub %g0, 1, %o0 ! return (DDI_FAILURE); 162*0Sstevel@tonic-gate SET_SIZE(ddi_ctlops) 163*0Sstevel@tonic-gate 164*0Sstevel@tonic-gate#endif /* lint */ 165*0Sstevel@tonic-gate 166*0Sstevel@tonic-gate#if defined(lint) 167*0Sstevel@tonic-gate 168*0Sstevel@tonic-gate/* ARGSUSED */ 169*0Sstevel@tonic-gateint 170*0Sstevel@tonic-gateddi_dma_map(dev_info_t *dip, dev_info_t *rdip, 171*0Sstevel@tonic-gate struct ddi_dma_req *dmareqp, ddi_dma_handle_t *handlep) 172*0Sstevel@tonic-gate{ 173*0Sstevel@tonic-gate return (DDI_SUCCESS); 174*0Sstevel@tonic-gate} 175*0Sstevel@tonic-gate 176*0Sstevel@tonic-gate#else /* lint */ 177*0Sstevel@tonic-gate 178*0Sstevel@tonic-gate ENTRY(ddi_dma_map) 179*0Sstevel@tonic-gate ldn [%o0 + DEVI_BUS_DMA_MAP], %o0 180*0Sstevel@tonic-gate ! dip = (dev_info_t *)DEVI(dip)->devi_bus_dma_map; 181*0Sstevel@tonic-gate ldn [%o0 + DEVI_DEV_OPS], %g1 ! dip->dev_ops 182*0Sstevel@tonic-gate ldn [%g1 + DEVI_BUS_OPS], %g1 ! dip->dev_ops->devo_bus_ops 183*0Sstevel@tonic-gate ldn [%g1 + OPS_MAP], %g1 ! dip->dev_ops->devo_bus_ops->bus_dma_map 184*0Sstevel@tonic-gate jmpl %g1, %g0 ! bop off to new routine 185*0Sstevel@tonic-gate nop ! as if we had never been here 186*0Sstevel@tonic-gate SET_SIZE(ddi_dma_map) 187*0Sstevel@tonic-gate 188*0Sstevel@tonic-gate#endif /* lint */ 189*0Sstevel@tonic-gate 190*0Sstevel@tonic-gate#if defined(lint) 191*0Sstevel@tonic-gate 192*0Sstevel@tonic-gate/* ARGSUSED */ 193*0Sstevel@tonic-gateint 194*0Sstevel@tonic-gateddi_dma_allochdl(dev_info_t *dip, dev_info_t *rdip, ddi_dma_attr_t *attr, 195*0Sstevel@tonic-gate int (*waitfp)(caddr_t), caddr_t arg, ddi_dma_handle_t *handlep) 196*0Sstevel@tonic-gate{ 197*0Sstevel@tonic-gate return (DDI_SUCCESS); 198*0Sstevel@tonic-gate} 199*0Sstevel@tonic-gate 200*0Sstevel@tonic-gate#else /* lint */ 201*0Sstevel@tonic-gate 202*0Sstevel@tonic-gate ENTRY(ddi_dma_allochdl) 203*0Sstevel@tonic-gate ldn [%o0 + DEVI_BUS_DMA_ALLOCHDL], %o0 204*0Sstevel@tonic-gate ! dip = (dev_info_t *)DEVI(dip)->devi_bus_dma_allochdl; 205*0Sstevel@tonic-gate ldn [%o0 + DEVI_DEV_OPS], %g1 ! dip->dev_ops 206*0Sstevel@tonic-gate ldn [%g1 + DEVI_BUS_OPS], %g1 ! dip->dev_ops->devo_bus_ops 207*0Sstevel@tonic-gate ldn [%g1 + OPS_ALLOCHDL], %g1 208*0Sstevel@tonic-gate ! dip->dev_ops->devo_bus_ops->bus_dma_allochdl 209*0Sstevel@tonic-gate jmpl %g1, %g0 ! bop off to new routine 210*0Sstevel@tonic-gate nop ! as if we had never been here 211*0Sstevel@tonic-gate SET_SIZE(ddi_dma_allochdl) 212*0Sstevel@tonic-gate 213*0Sstevel@tonic-gate#endif /* lint */ 214*0Sstevel@tonic-gate 215*0Sstevel@tonic-gate#if defined(lint) 216*0Sstevel@tonic-gate 217*0Sstevel@tonic-gate/* ARGSUSED */ 218*0Sstevel@tonic-gateint 219*0Sstevel@tonic-gateddi_dma_freehdl(dev_info_t *dip, dev_info_t *rdip, ddi_dma_handle_t handlep) 220*0Sstevel@tonic-gate{ 221*0Sstevel@tonic-gate return (DDI_SUCCESS); 222*0Sstevel@tonic-gate} 223*0Sstevel@tonic-gate 224*0Sstevel@tonic-gate#else /* lint */ 225*0Sstevel@tonic-gate 226*0Sstevel@tonic-gate ENTRY(ddi_dma_freehdl) 227*0Sstevel@tonic-gate ldn [%o0 + DEVI_BUS_DMA_FREEHDL], %o0 228*0Sstevel@tonic-gate ! dip = (dev_info_t *)DEVI(dip)->devi_bus_dma_freehdl; 229*0Sstevel@tonic-gate ldn [%o0 + DEVI_DEV_OPS], %g1 ! dip->dev_ops 230*0Sstevel@tonic-gate ldn [%g1 + DEVI_BUS_OPS], %g1 ! dip->dev_ops->devo_bus_ops 231*0Sstevel@tonic-gate ldn [%g1 + OPS_FREEHDL], %g1 232*0Sstevel@tonic-gate ! dip->dev_ops->devo_bus_ops->bus_dma_freehdl 233*0Sstevel@tonic-gate jmpl %g1, %g0 ! bop off to new routine 234*0Sstevel@tonic-gate nop ! as if we had never been here 235*0Sstevel@tonic-gate SET_SIZE(ddi_dma_freehdl) 236*0Sstevel@tonic-gate 237*0Sstevel@tonic-gate#endif /* lint */ 238*0Sstevel@tonic-gate 239*0Sstevel@tonic-gate#if defined(lint) 240*0Sstevel@tonic-gate 241*0Sstevel@tonic-gate/* ARGSUSED */ 242*0Sstevel@tonic-gateint 243*0Sstevel@tonic-gateddi_dma_bindhdl(dev_info_t *dip, dev_info_t *rdip, 244*0Sstevel@tonic-gate ddi_dma_handle_t handle, struct ddi_dma_req *dmareq, 245*0Sstevel@tonic-gate ddi_dma_cookie_t *cp, u_int *ccountp) 246*0Sstevel@tonic-gate{ 247*0Sstevel@tonic-gate return (DDI_SUCCESS); 248*0Sstevel@tonic-gate} 249*0Sstevel@tonic-gate 250*0Sstevel@tonic-gate#else /* lint */ 251*0Sstevel@tonic-gate 252*0Sstevel@tonic-gate ENTRY(ddi_dma_bindhdl) 253*0Sstevel@tonic-gate ldn [%o0 + DEVI_BUS_DMA_BINDHDL], %o0 254*0Sstevel@tonic-gate ! dip = (dev_info_t *)DEVI(dip)->devi_bus_dma_bindhdl; 255*0Sstevel@tonic-gate ldn [%o0 + DEVI_DEV_OPS], %g1 ! dip->dev_ops 256*0Sstevel@tonic-gate ldn [%g1 + DEVI_BUS_OPS], %g1 ! dip->dev_ops->devo_bus_ops 257*0Sstevel@tonic-gate ldn [%g1 + OPS_BINDHDL], %g1 258*0Sstevel@tonic-gate ! dip->dev_ops->devo_bus_ops->bus_dma_bindhdl 259*0Sstevel@tonic-gate jmpl %g1, %g0 ! bop off to new routine 260*0Sstevel@tonic-gate nop ! as if we had never been here 261*0Sstevel@tonic-gate SET_SIZE(ddi_dma_bindhdl) 262*0Sstevel@tonic-gate 263*0Sstevel@tonic-gate#endif /* lint */ 264*0Sstevel@tonic-gate 265*0Sstevel@tonic-gate#if defined(lint) 266*0Sstevel@tonic-gate 267*0Sstevel@tonic-gate/* ARGSUSED */ 268*0Sstevel@tonic-gateint 269*0Sstevel@tonic-gateddi_dma_unbindhdl(dev_info_t *dip, dev_info_t *rdip, 270*0Sstevel@tonic-gate ddi_dma_handle_t handle) 271*0Sstevel@tonic-gate{ 272*0Sstevel@tonic-gate return (DDI_SUCCESS); 273*0Sstevel@tonic-gate} 274*0Sstevel@tonic-gate 275*0Sstevel@tonic-gate#else /* lint */ 276*0Sstevel@tonic-gate 277*0Sstevel@tonic-gate ENTRY(ddi_dma_unbindhdl) 278*0Sstevel@tonic-gate ldn [%o0 + DEVI_BUS_DMA_UNBINDHDL], %o0 279*0Sstevel@tonic-gate ! dip = (dev_info_t *)DEVI(dip)->devi_bus_dma_unbindhdl; 280*0Sstevel@tonic-gate ldn [%o0 + DEVI_DEV_OPS], %g1 ! dip->dev_ops 281*0Sstevel@tonic-gate ldn [%g1 + DEVI_BUS_OPS], %g1 ! dip->dev_ops->devo_bus_ops 282*0Sstevel@tonic-gate ldn [%g1 + OPS_UNBINDHDL], %g1 283*0Sstevel@tonic-gate ! dip->dev_ops->devo_bus_ops->bus_dma_unbindhdl 284*0Sstevel@tonic-gate jmpl %g1, %g0 ! bop off to new routine 285*0Sstevel@tonic-gate nop ! as if we had never been here 286*0Sstevel@tonic-gate SET_SIZE(ddi_dma_unbindhdl) 287*0Sstevel@tonic-gate 288*0Sstevel@tonic-gate#endif /* lint */ 289*0Sstevel@tonic-gate 290*0Sstevel@tonic-gate#if defined(lint) 291*0Sstevel@tonic-gate 292*0Sstevel@tonic-gate/* ARGSUSED */ 293*0Sstevel@tonic-gateint 294*0Sstevel@tonic-gateddi_dma_flush(dev_info_t *dip, dev_info_t *rdip, 295*0Sstevel@tonic-gate ddi_dma_handle_t handle, off_t off, size_t len, 296*0Sstevel@tonic-gate u_int cache_flags) 297*0Sstevel@tonic-gate{ 298*0Sstevel@tonic-gate return (DDI_SUCCESS); 299*0Sstevel@tonic-gate} 300*0Sstevel@tonic-gate 301*0Sstevel@tonic-gate#else /* lint */ 302*0Sstevel@tonic-gate 303*0Sstevel@tonic-gate ENTRY(ddi_dma_flush) 304*0Sstevel@tonic-gate ldn [%o0 + DEVI_BUS_DMA_FLUSH], %o0 305*0Sstevel@tonic-gate ! dip = (dev_info_t *)DEVI(dip)->devi_bus_dma_flush; 306*0Sstevel@tonic-gate ldn [%o0 + DEVI_DEV_OPS], %g1 ! dip->dev_ops 307*0Sstevel@tonic-gate ldn [%g1 + DEVI_BUS_OPS], %g1 ! dip->dev_ops->devo_bus_ops 308*0Sstevel@tonic-gate ldn [%g1 + OPS_FLUSH], %g1 309*0Sstevel@tonic-gate ! dip->dev_ops->devo_bus_ops->bus_dma_flush 310*0Sstevel@tonic-gate jmpl %g1, %g0 ! bop off to new routine 311*0Sstevel@tonic-gate nop ! as if we had never been here 312*0Sstevel@tonic-gate SET_SIZE(ddi_dma_flush) 313*0Sstevel@tonic-gate 314*0Sstevel@tonic-gate#endif /* lint */ 315*0Sstevel@tonic-gate 316*0Sstevel@tonic-gate#if defined(lint) 317*0Sstevel@tonic-gate 318*0Sstevel@tonic-gate/* ARGSUSED */ 319*0Sstevel@tonic-gateint 320*0Sstevel@tonic-gateddi_dma_win(dev_info_t *dip, dev_info_t *rdip, 321*0Sstevel@tonic-gate ddi_dma_handle_t handle, uint_t win, off_t *offp, 322*0Sstevel@tonic-gate size_t *lenp, ddi_dma_cookie_t *cookiep, uint_t *ccountp) 323*0Sstevel@tonic-gate{ 324*0Sstevel@tonic-gate return (DDI_SUCCESS); 325*0Sstevel@tonic-gate} 326*0Sstevel@tonic-gate 327*0Sstevel@tonic-gate#else /* lint */ 328*0Sstevel@tonic-gate 329*0Sstevel@tonic-gate ENTRY(ddi_dma_win) 330*0Sstevel@tonic-gate ldn [%o0 + DEVI_BUS_DMA_WIN], %o0 331*0Sstevel@tonic-gate ! dip = (dev_info_t *)DEVI(dip)->devi_bus_dma_win; 332*0Sstevel@tonic-gate ldn [%o0 + DEVI_DEV_OPS], %g1 ! dip->dev_ops 333*0Sstevel@tonic-gate ldn [%g1 + DEVI_BUS_OPS], %g1 ! dip->dev_ops->devo_bus_ops 334*0Sstevel@tonic-gate ldn [%g1 + OPS_WIN], %g1 335*0Sstevel@tonic-gate ! dip->dev_ops->devo_bus_ops->bus_dma_win 336*0Sstevel@tonic-gate jmpl %g1, %g0 ! bop off to new routine 337*0Sstevel@tonic-gate nop ! as if we had never been here 338*0Sstevel@tonic-gate SET_SIZE(ddi_dma_win) 339*0Sstevel@tonic-gate 340*0Sstevel@tonic-gate#endif /* lint */ 341*0Sstevel@tonic-gate 342*0Sstevel@tonic-gate#if defined(lint) 343*0Sstevel@tonic-gate 344*0Sstevel@tonic-gate/* ARGSUSED */ 345*0Sstevel@tonic-gateint 346*0Sstevel@tonic-gateddi_dma_sync(ddi_dma_handle_t h, off_t o, size_t l, u_int whom) 347*0Sstevel@tonic-gate{ 348*0Sstevel@tonic-gate return (DDI_SUCCESS); 349*0Sstevel@tonic-gate} 350*0Sstevel@tonic-gate 351*0Sstevel@tonic-gate#else /* lint */ 352*0Sstevel@tonic-gate 353*0Sstevel@tonic-gate ENTRY(ddi_dma_sync) 354*0Sstevel@tonic-gate ld [%o0 + DMA_HANDLE_RFLAGS], %o4 ! hp->dmai_rflags; 355*0Sstevel@tonic-gate sethi %hi(DMP_NOSYNC), %o5 356*0Sstevel@tonic-gate and %o4, %o5, %o4 357*0Sstevel@tonic-gate cmp %o4, %o5 358*0Sstevel@tonic-gate bne 1f 359*0Sstevel@tonic-gate mov %o3, %o5 360*0Sstevel@tonic-gate retl 361*0Sstevel@tonic-gate clr %o0 362*0Sstevel@tonic-gate1: mov %o1, %o3 363*0Sstevel@tonic-gate ldn [%o0 + DMA_HANDLE_RDIP], %o1 ! dip = hp->dmai_rdip; 364*0Sstevel@tonic-gate mov %o0, %g2 365*0Sstevel@tonic-gate ldn [%o1 + DEVI_BUS_DMA_FLUSH], %o0 366*0Sstevel@tonic-gate ! dip = DEVI(dip)->devi_bus_dma_flush; 367*0Sstevel@tonic-gate ldn [%o0 + DEVI_DEV_OPS], %g1 ! dip->dev_ops 368*0Sstevel@tonic-gate mov %o2, %o4 369*0Sstevel@tonic-gate ldn [%g1 + DEVI_BUS_OPS], %g1 ! dip->dev_ops->devo_bus_ops 370*0Sstevel@tonic-gate mov %g2, %o2 371*0Sstevel@tonic-gate ldn [%g1 + OPS_FLUSH], %g1 372*0Sstevel@tonic-gate ! dip->dev_ops->devo_bus_ops->bus_dma_flush 373*0Sstevel@tonic-gate jmpl %g1, %g0 ! bop off to new routine 374*0Sstevel@tonic-gate nop ! as if we had never been here 375*0Sstevel@tonic-gate SET_SIZE(ddi_dma_sync) 376*0Sstevel@tonic-gate 377*0Sstevel@tonic-gate#endif /* lint */ 378*0Sstevel@tonic-gate 379*0Sstevel@tonic-gate#if defined(lint) 380*0Sstevel@tonic-gate 381*0Sstevel@tonic-gate/* ARGSUSED */ 382*0Sstevel@tonic-gateint 383*0Sstevel@tonic-gateddi_dma_unbind_handle(ddi_dma_handle_t h) 384*0Sstevel@tonic-gate{ 385*0Sstevel@tonic-gate return (DDI_SUCCESS); 386*0Sstevel@tonic-gate} 387*0Sstevel@tonic-gate 388*0Sstevel@tonic-gate#else /* lint */ 389*0Sstevel@tonic-gate 390*0Sstevel@tonic-gate ENTRY(ddi_dma_unbind_handle) 391*0Sstevel@tonic-gate ldn [%o0 + DMA_HANDLE_RDIP], %o1 ! dip = hp->dmai_rdip; 392*0Sstevel@tonic-gate mov %o0, %o2 393*0Sstevel@tonic-gate ldn [%o1 + DEVI_BUS_DMA_UNBINDFUNC ], %g1 394*0Sstevel@tonic-gate ! funcp = DEVI(dip)->devi_bus_dma_unbindfunc; 395*0Sstevel@tonic-gate jmpl %g1, %g0 ! bop off to new routine 396*0Sstevel@tonic-gate ldn [%o1 + DEVI_BUS_DMA_UNBINDHDL], %o0 397*0Sstevel@tonic-gate ! hdip = (dev_info_t *)DEVI(dip)->devi_bus_dma_unbindhdl; 398*0Sstevel@tonic-gate SET_SIZE(ddi_dma_unbind_handle) 399*0Sstevel@tonic-gate 400*0Sstevel@tonic-gate#endif /* lint */ 401*0Sstevel@tonic-gate 402*0Sstevel@tonic-gate 403*0Sstevel@tonic-gate#if defined(lint) 404*0Sstevel@tonic-gate 405*0Sstevel@tonic-gate/*ARGSUSED*/ 406*0Sstevel@tonic-gateint 407*0Sstevel@tonic-gateddi_dma_mctl(register dev_info_t *dip, dev_info_t *rdip, 408*0Sstevel@tonic-gate ddi_dma_handle_t handle, enum ddi_dma_ctlops request, 409*0Sstevel@tonic-gate off_t *offp, size_t *lenp, caddr_t *objp, u_int flags) 410*0Sstevel@tonic-gate{ 411*0Sstevel@tonic-gate return (DDI_SUCCESS); 412*0Sstevel@tonic-gate} 413*0Sstevel@tonic-gate 414*0Sstevel@tonic-gate#else /* lint */ 415*0Sstevel@tonic-gate 416*0Sstevel@tonic-gate ENTRY(ddi_dma_mctl) 417*0Sstevel@tonic-gate ldn [%o0 + DEVI_BUS_DMA_CTL], %o0 418*0Sstevel@tonic-gate ! dip = (dev_info_t *)DEVI(dip)->devi_bus_dma_ctl; 419*0Sstevel@tonic-gate ldn [%o0 + DEVI_DEV_OPS], %g1 ! dip->dev_ops 420*0Sstevel@tonic-gate ldn [%g1 + DEVI_BUS_OPS], %g1 ! dip->dev_ops->devo_bus_ops 421*0Sstevel@tonic-gate ldn [%g1 + OPS_MCTL], %g1 ! dip->dev_ops->devo_bus_ops->bus_dma_ctl 422*0Sstevel@tonic-gate jmpl %g1, %g0 ! bop off to new routine 423*0Sstevel@tonic-gate nop ! as if we had never been here 424*0Sstevel@tonic-gate SET_SIZE(ddi_dma_mctl) 425*0Sstevel@tonic-gate 426*0Sstevel@tonic-gate#endif /* lint */ 427