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Source at commit 1146 created 12 years 11 months ago.
By azimutz, Sync with trunk (r1145). Add nVidia dev id's, 0DF4 for "GeForce GT 450M" (issue 99) and 1251 for "GeForce GTX 560M" (thanks to oSxFr33k for testing).
1/*␊
2 * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.␊
3 *␊
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@␊
5 * ␊
6 * This file contains Original Code and/or Modifications of Original Code␊
7 * as defined in and that are subject to the Apple Public Source License␊
8 * Version 2.0 (the 'License'). You may not use this file except in␊
9 * compliance with the License. The rights granted to you under the License␊
10 * may not be used to create, or enable the creation or redistribution of,␊
11 * unlawful or unlicensed copies of an Apple operating system, or to␊
12 * circumvent, violate, or enable the circumvention or violation of, any␊
13 * terms of an Apple operating system software license agreement.␊
14 * ␊
15 * Please obtain a copy of the License at␊
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.␊
17 * ␊
18 * The Original Code and all software distributed under the License are␊
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.␊
23 * Please see the License for the specific language governing rights and␊
24 * limitations under the License.␊
25 * ␊
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@␊
27 */␊
28/*␊
29 * Copyright (c) 1997 Apple Computer, Inc.␊
30 *␊
31 *␊
32 * HISTORY␊
33 *␊
34 * Simon Douglas 10 Nov 97␊
35 * - first checked in, mostly from MacOS DBDMA.i, machdep/ppc/dbdma.h␊
36 *␉but use byte reverse ops.␊
37 */␊
38␊
39#ifndef _IODBDMA_H_␊
40#define _IODBDMA_H_␊
41␊
42#include <IOKit/IOTypes.h>␊
43#include <libkern/OSByteOrder.h>␊
44␊
45␊
46/* DBDMA definitions */␊
47␊
48struct IODBDMAChannelRegisters {␊
49 volatile unsigned long ␉channelControl;␊
50 volatile unsigned long ␉channelStatus;␊
51 volatile unsigned long ␉commandPtrHi;␉␉/* implementation optional*/␊
52 volatile unsigned long ␉commandPtrLo;␊
53 volatile unsigned long ␉interruptSelect;␉/* implementation optional*/␊
54 volatile unsigned long ␉branchSelect;␉␉/* implementation optional*/␊
55 volatile unsigned long ␉waitSelect;␉␉/* implementation optional*/␊
56 volatile unsigned long ␉transferModes;␉␉/* implementation optional*/␊
57 volatile unsigned long ␉data2PtrHi;␉␉/* implementation optional*/␊
58 volatile unsigned long ␉data2PtrLo;␉␉/* implementation optional*/␊
59␊
60 volatile unsigned long ␉reserved1;␊
61 volatile unsigned long ␉addressHi;␉␉/* implementation optional*/␊
62 volatile unsigned long ␉reserved2[4];␊
63 volatile unsigned long ␉unimplemented[16];␊
64␊
65/* This structure must remain fully padded to 256 bytes.*/␊
66 volatile unsigned long ␉undefined[32];␊
67};␊
68typedef struct IODBDMAChannelRegisters IODBDMAChannelRegisters;␊
69␊
70/* These constants define the DB-DMA channel control words and status flags.*/␊
71␊
72enum {␊
73␉kdbdmaRun␉= 0x00008000,␊
74␉kdbdmaPause␉= 0x00004000,␊
75␉kdbdmaFlush␉= 0x00002000,␊
76␉kdbdmaWake␉= 0x00001000,␊
77␉kdbdmaDead␉= 0x00000800,␊
78␉kdbdmaActive␉= 0x00000400,␊
79␉kdbdmaBt␉= 0x00000100,␊
80␉kdbdmaS7␉= 0x00000080,␊
81␉kdbdmaS6␉= 0x00000040,␊
82␉kdbdmaS5␉= 0x00000020,␊
83␉kdbdmaS4␉= 0x00000010,␊
84␉kdbdmaS3␉= 0x00000008,␊
85␉kdbdmaS2␉= 0x00000004,␊
86␉kdbdmaS1␉= 0x00000002,␊
87␉kdbdmaS0␉= 0x00000001␊
88};␊
89␊
90␊
91#define␉IOSetDBDMAChannelControlBits(mask)␉( ((mask) | (mask) << 16) )␊
92#define␉IOClearDBDMAChannelControlBits(mask)␉( (mask) << 16)␊
93␊
94␊
95/* This structure defines the DB-DMA channel command descriptor.*/␊
96␊
97/*␊
98 *** WARNING:␉Endian-ness issues must be considered when performing load/store! ***␊
99*/␊
100␊
101struct IODBDMADescriptor {␊
102␉unsigned long operation; /* cmd || key || i || b || w || reqCount*/␊
103␉unsigned long address;␊
104␉volatile unsigned long cmdDep;␊
105␉volatile unsigned long result; /* xferStatus || resCount*/␊
106};␊
107typedef struct IODBDMADescriptor IODBDMADescriptor;␊
108␊
109/* These constants define the DB-DMA channel command operations and modifiers.*/␊
110␊
111␊
112enum {␊
113/* Command.cmd operations*/␊
114␉kdbdmaOutputMore␉= 0,␊
115␉kdbdmaOutputLast␉= 1,␊
116␉kdbdmaInputMore␉␉= 2,␊
117␉kdbdmaInputLast␉␉= 3,␊
118␉kdbdmaStoreQuad␉␉= 4,␊
119␉kdbdmaLoadQuad␉␉= 5,␊
120␉kdbdmaNop␉␉= 6,␊
121␉kdbdmaStop␉␉= 7␊
122};␊
123␊
124␊
125enum {␊
126/* Command.key modifiers (choose one for INPUT, OUTPUT, LOAD, and STORE)*/␊
127␉kdbdmaKeyStream0␉= 0,␉/* default modifier*/␊
128␉kdbdmaKeyStream1␉= 1,␊
129␉kdbdmaKeyStream2␉= 2,␊
130␉kdbdmaKeyStream3␉= 3,␊
131␉kdbdmaKeyRegs␉␉= 5,␊
132␉kdbdmaKeySystem␉␉= 6,␊
133␉kdbdmaKeyDevice␉␉= 7,␊
134␊
135␉kdbdmaIntNever␉␉= 0,␉/* default modifier*/␊
136␉kdbdmaIntIfTrue␉␉= 1,␊
137␉kdbdmaIntIfFalse␉= 2,␊
138␉kdbdmaIntAlways␉␉= 3,␊
139␊
140␉kdbdmaBranchNever␉= 0,␉/* default modifier*/␊
141␉kdbdmaBranchIfTrue␉= 1,␊
142␉kdbdmaBranchIfFalse␉= 2,␊
143␉kdbdmaBranchAlways␉= 3,␊
144␊
145␉kdbdmaWaitNever␉␉= 0,␉/* default modifier*/␊
146␉kdbdmaWaitIfTrue␉= 1,␊
147␉kdbdmaWaitIfFalse␉= 2,␊
148␉kdbdmaWaitAlways␉= 3,␊
149␊
150␉kdbdmaCommandMask␉= (long)0xFFFF0000,␊
151␉kdbdmaReqCountMask␉= 0x0000FFFF␊
152};␊
153␊
154␊
155/* These constants define the DB-DMA channel command results.*/␊
156␊
157enum {␊
158␉/* result masks*/␊
159␉kdbdmaStatusRun␉␉= kdbdmaRun << 16,␊
160␉kdbdmaStatusPause␉= kdbdmaPause << 16,␊
161␉kdbdmaStatusFlush␉= kdbdmaFlush << 16,␊
162␉kdbdmaStatusWake␉= kdbdmaWake << 16,␊
163␉kdbdmaStatusDead␉= kdbdmaDead << 16,␊
164␉kdbdmaStatusActive␉= kdbdmaActive << 16,␊
165␉kdbdmaStatusBt␉␉= kdbdmaBt << 16,␊
166␉kdbdmaStatusS7␉␉= kdbdmaS7 << 16,␊
167␉kdbdmaStatusS6␉␉= kdbdmaS6 << 16,␊
168␉kdbdmaStatusS5␉␉= kdbdmaS5 << 16,␊
169␉kdbdmaStatusS4␉␉= kdbdmaS4 << 16,␊
170␉kdbdmaStatusS3␉␉= kdbdmaS3 << 16,␊
171␉kdbdmaStatusS2␉␉= kdbdmaS2 << 16,␊
172␉kdbdmaStatusS1␉␉= kdbdmaS1 << 16,␊
173␉kdbdmaStatusS0␉␉= kdbdmaS0 << 16,␊
174␉kdbdmaResCountMask␉= 0x0000FFFF,␊
175␉kdbdmaXferStatusMask␉= 0xFFFF0000␊
176};␊
177␊
178␊
179/* These macros are are IODBDMAChannelRegisters accessor functions. */␊
180␊
181#define IOSetDBDMAChannelRegister(registerSetPtr,field,value)␉\␊
182OSWriteSwapInt32(registerSetPtr,offsetof(IODBDMAChannelRegisters,field),value)␊
183␊
184#define IOGetDBDMAChannelRegister(registerSetPtr, field)␉\␊
185OSReadSwapInt32(registerSetPtr,offsetof(IODBDMAChannelRegisters, field))␊
186␊
187␊
188/* ␉void IOSetDBDMAChannelControl (IODBDMAChannelRegisters *registerSetPtr, unsigned long ctlValue); */␊
189␊
190#define IOSetDBDMAChannelControl(registerSetPtr,ctlValue)␉␉\␊
191do {␉␉␉␉␉␉␉␉␉\␊
192 eieio();␉␉␉␉␉␉␉␉\␊
193 IOSetDBDMAChannelRegister(registerSetPtr,channelControl,ctlValue);␉\␊
194 eieio();␉␉␉␉␉␉␉␉\␊
195} while(0)␊
196␊
197/* ␉unsigned long IOGetDBDMAChannelStatus (IODBDMAChannelRegisters *registerSetPtr); */␊
198␊
199#define IOGetDBDMAChannelStatus(registerSetPtr)␉␉\␊
200␉IOGetDBDMAChannelRegister(registerSetPtr,channelStatus)␊
201␊
202/* ␉unsigned long IOGetDBDMACommandPtr (IODBDMAChannelRegisters *registerSetPtr); */␊
203␊
204#define IOGetDBDMACommandPtr(registerSetPtr)␉␉␉\␊
205␉IOGetDBDMAChannelRegister(registerSetPtr,commandPtrLo)␊
206␊
207/* ␉void IOSetDBDMACommandPtr (IODBDMAChannelRegisters *registerSetPtr, unsigned long cclPtr); */␊
208␊
209#define IOSetDBDMACommandPtr(registerSetPtr,cclPtr)␉␉␉\␊
210do {␉␉␉␉␉␉␉␉␉\␊
211 IOSetDBDMAChannelRegister(registerSetPtr,commandPtrHi,0);␉␉\␊
212 eieio();␉␉␉␉␉␉␉␉\␊
213 IOSetDBDMAChannelRegister(registerSetPtr,commandPtrLo,cclPtr);␉\␊
214 eieio();␉␉␉␉␉␉␉␉\␊
215} while(0)␊
216␊
217␊
218/* ␉unsigned long IOGetDBDMAInterruptSelect (IODBDMAChannelRegisters *registerSetPtr); */␊
219␊
220#define IOGetDBDMAInterruptSelect(registerSetPtr)␉␉\␊
221 IOGetDBDMAChannelRegister(registerSetPtr,interruptSelect)␊
222␊
223/* ␉void IOSetDBDMAInterruptSelect (IODBDMAChannelRegisters *registerSetPtr, unsigned long intSelValue); */␊
224␊
225#define IOSetDBDMAInterruptSelect(registerSetPtr,intSelValue)␉␉ \␊
226do {␉␉␉␉␉␉␉␉␉ \␊
227 IOSetDBDMAChannelRegister(registerSetPtr,interruptSelect,intSelValue); \␊
228 eieio();␉␉␉␉␉␉␉␉ \␊
229} while(0)␊
230␊
231/* ␉unsigned long IOGetDBDMABranchSelect (IODBDMAChannelRegisters *registerSetPtr); */␊
232␊
233#define IOGetDBDMABranchSelect(registerSetPtr)␉␉␉␉\␊
234␉IOGetDBDMAChannelRegister(registerSetPtr,branchSelect)␊
235␊
236/* ␉void IOSetDBDMABranchSelect (IODBDMAChannelRegisters *registerSetPtr, unsigned long braSelValue); */␊
237␊
238#define IOSetDBDMABranchSelect(registerSetPtr,braSelValue)␉␉\␊
239do {␉␉␉␉␉␉␉␉␉\␊
240 IOSetDBDMAChannelRegister(registerSetPtr,branchSelect,braSelValue);␉\␊
241 eieio();␉␉␉␉␉␉␉␉\␊
242} while(0)␊
243␊
244/* ␉unsigned long IOGetDBDMAWaitSelect (IODBDMAChannelRegisters *registerSetPtr); */␊
245␊
246#define IOGetDBDMAWaitSelect(registerSetPtr)␉␉␉␉\␊
247␉IOGetDBDMAChannelRegister(registerSetPtr,waitSelect)␊
248␊
249/* ␉void IOSetDBDMAWaitSelect (IODBDMAChannelRegisters *registerSetPtr, unsigned long waitSelValue); */␊
250␊
251#define IOSetDBDMAWaitSelect(registerSetPtr,waitSelValue)␉␉\␊
252do {␉␉␉␉␉␉␉␉␉\␊
253 IOSetDBDMAChannelRegister(registerSetPtr,waitSelect,waitSelValue);␉\␊
254 eieio();␉␉␉␉␉␉␉␉\␊
255} while(0)␊
256␊
257␊
258/* These macros are IODBDMADescriptor accessor functions. */␊
259␊
260#define IOSetDBDMADescriptor(descPtr,field,value)␉␉\␊
261OSWriteSwapInt32( descPtr, offsetof( IODBDMADescriptor, field), value)␊
262␊
263#define IOGetDBDMADescriptor(descPtr,field)␉\␊
264OSReadSwapInt32( descPtr, offsetof( IODBDMADescriptor, field))␊
265␊
266#define␉IOMakeDBDMAOperation(cmd,key,interrupt,branch,wait,count)␉\␊
267 ( ((cmd) << 28) | ((key) << 24) | ((interrupt) << 20)␉␉\␊
268 | ((branch) << 18) | ( (wait) << 16) | (count) )␊
269␊
270/* void IOMakeDBDMADescriptor (IODBDMADescriptor *descPtr,␊
271␉␉␉␉unsigned long cmd,␊
272␉␉␉␉unsigned long key,␊
273␉␉␉␉unsigned long interrupt,␊
274␉␉␉␉unsigned long branch,␊
275␉␉␉␉unsigned long wait,␊
276␉␉␉␉unsigned long count,␊
277␉␉␉␉unsigned long addr); */␊
278␊
279#define IOMakeDBDMADescriptor(descPtr,cmd,key,interrupt,branch,wait,count,addr)\␊
280do {␉␉␉␉␉␉␉␉␉ \␊
281 IOSetDBDMADescriptor(descPtr, address, addr);␉␉␉ \␊
282 IOSetDBDMADescriptor(descPtr, cmdDep, 0);␉␉␉␉ \␊
283 IOSetDBDMADescriptor(descPtr, result, 0);␉␉␉␉ \␊
284 eieio();␉␉␉␉␉␉␉␉ \␊
285 IOSetDBDMADescriptor(descPtr, operation,␉␉␉␉ \␊
286 IOMakeDBDMAOperation(cmd,key,interrupt,branch,wait,count));␉ \␊
287 eieio();␉␉␉␉␉␉␉␉ \␊
288} while(0)␊
289␊
290/* void IOMakeDBDMADescriptorDep (IODBDMADescriptor *descPtr,␊
291␉␉␉␉unsigned long cmd,␊
292␉␉␉␉unsigned long key,␊
293␉␉␉␉unsigned long interrupt,␊
294␉␉␉␉unsigned long branch,␊
295␉␉␉␉unsigned long wait,␊
296␉␉␉␉unsigned long count,␊
297␉␉␉␉unsigned long addr,␊
298␉␉␉␉unsigned long dep); */␊
299␊
300#define IOMakeDBDMADescriptorDep(descPtr,cmd,key,interrupt,branch,wait,count,addr,dep) \␊
301do {␉␉␉␉␉␉␉␉␉ \␊
302 IOSetDBDMADescriptor(descPtr, address, addr);␉␉␉ \␊
303 IOSetDBDMADescriptor(descPtr, cmdDep, dep);␉␉␉␉ \␊
304 IOSetDBDMADescriptor(descPtr, result, 0);␉␉␉␉ \␊
305 eieio();␉␉␉␉␉␉␉␉ \␊
306 IOSetDBDMADescriptor(descPtr, operation,␉␉␉␉ \␊
307 IOMakeDBDMAOperation(cmd, key, interrupt, branch, wait, count)); \␊
308 eieio();␉␉␉␉␉␉␉␉ \␊
309} while(0)␊
310␊
311/*␉Field accessors - NOTE: unsynchronized */␊
312␊
313/* ␉unsigned long IOGetDBDMAOperation (IODBDMADescriptor *descPtr) */␊
314␊
315#define IOGetCCOperation(descPtr)␉␉␉␉\␊
316␉IOGetDBDMADescriptor(descPtr,operation)␊
317␊
318/* ␉void IOSetCCOperation (IODBDMADescriptor *descPtr, unsigned long operationValue) */␊
319␊
320#define IOSetCCOperation(descPtr,operationValue)␉␉\␊
321␉IOSetDBDMADescriptor(descPtr,operation,operationValue)␊
322␊
323/* ␉unsigned long IOGetCCAddress (IODBDMADescriptor *descPtr) */␊
324␊
325#define IOGetCCAddress(descPtr)␉␉␉␉\␊
326␉IOGetDBDMADescriptor(descPtr,address)␊
327␊
328/* ␉void IOSetCCAddress (IODBDMADescriptor *descPtr, unsigned long addressValue) */␊
329␊
330#define IOSetCCAddress(descPtr,addressValue)␉␉\␊
331␉IOSetDBDMADescriptor(descPtr,address, addressValue)␊
332␊
333/* ␉unsigned long IOGetCCCmdDep (IODBDMADescriptor *descPtr) */␊
334␊
335#define IOGetCCCmdDep(descPtr)␉␉␉␉\␊
336␉IOGetDBDMADescriptor(descPtr,cmdDep)␊
337␊
338/* ␉void IOSetCCCmdDep (IODBDMADescriptor *descPtr, unsigned long cmdDepValue) */␊
339␊
340#define IOSetCCCmdDep(descPtr,cmdDepValue)␉␉\␊
341␉IOSetDBDMADescriptor(descPtr,cmdDep,cmdDepValue)␊
342␊
343/* ␉unsigned long IOGetCCResult (IODBDMADescriptor *descPtr) */␊
344␊
345#define IOGetCCResult(descPtr)␉␉␉␉\␊
346␉IOGetDBDMADescriptor(descPtr,result)␊
347␊
348/* ␉void IOSetCCResult (IODBDMADescriptor *descPtr, unsigned long resultValue) */␊
349␊
350#define IOSetCCResult(descPtr,resultValue)␉␉\␊
351␉IOSetDBDMADescriptor(descPtr,result,resultValue)␊
352␊
353␊
354/* DBDMA routines */␊
355␊
356extern void␉IODBDMAStart( volatile IODBDMAChannelRegisters *registerSetPtr, volatile IODBDMADescriptor *physicalDescPtr);␊
357extern void␉IODBDMAStop( volatile IODBDMAChannelRegisters *registerSetPtr);␊
358extern void␉IODBDMAFlush( volatile IODBDMAChannelRegisters *registerSetPtr);␊
359extern void␉IODBDMAReset( volatile IODBDMAChannelRegisters *registerSetPtr);␊
360extern void␉IODBDMAContinue( volatile IODBDMAChannelRegisters *registerSetPtr);␊
361extern void␉IODBDMAPause( volatile IODBDMAChannelRegisters *registerSetPtr);␊
362␊
363extern IOReturn␉IOAllocatePhysicallyContiguousMemory( unsigned int size, unsigned int options,␊
364␉␉␉␉ IOVirtualAddress * logical, IOPhysicalAddress * physical );␊
365extern IOReturn IOFreePhysicallyContiguousMemory( IOVirtualAddress * logical, unsigned int size);␊
366␊
367#endif /* !defined(_IODBDMA_H_) */␊
368

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