xref: /haiku/src/add-ons/kernel/drivers/graphics/radeon_hd/driver.cpp (revision 8a6724a0ee3803f1e9f487d8111bb3f6cb8d16db)
1 /*
2  * Copyright (c) 2002, Thomas Kurschel
3  * Copyright 2004-2016 Haiku, Inc. All rights reserved.
4  * Distributed under the terms of the MIT License.
5  *
6  * Authors:
7  *		Thomas Kurschel
8  *		Clemens Zeidler, <haiku@clemens-zeidler.de>
9  *		Alexander von Gluck IV, kallisti5@unixzen.com
10  */
11 
12 
13 #include "driver.h"
14 #include "device.h"
15 #include "lock.h"
16 
17 #include <stdlib.h>
18 #include <stdio.h>
19 #include <string.h>
20 
21 #include <AGP.h>
22 #include <KernelExport.h>
23 #include <OS.h>
24 #include <PCI.h>
25 #include <SupportDefs.h>
26 
27 
28 #define TRACE_DRIVER
29 #ifdef TRACE_DRIVER
30 #	define TRACE(x...) dprintf("radeon_hd: " x)
31 #else
32 #	define TRACE(x...) ;
33 #endif
34 
35 #define ERROR(x...) dprintf("radeon_hd: " x)
36 
37 #define MAX_CARDS 1
38 
39 
40 // ATI / AMD cards starting at the Radeon X700 have an AtomBIOS
41 
42 // list of supported devices
43 const struct supported_device {
44 	uint32		pciID;
45 	uint8		dceMajor;	// Display block family
46 	uint8		dceMinor;	// Display block family
47 	uint16		chipsetID;
48 	uint32		chipsetFlags;
49 	const char*	deviceName;
50 } kSupportedDevices[] = {
51 	// Marketing Names: Radeon X?00
52 	// Intorduced: 2004
53 	// Codename: Loki
54 	// R420 Series  (Radeon) DCE 0.0 (*very* early AtomBIOS)
55 
56 	// Marketing Names: Radeon X1?00
57 	// Introduced: 2005
58 	// Codename: Fudo
59 	#if 0
60 	{0x791e, 1, 0, RADEON_RS690, CHIP_IGP, "Radeon X1200"},
61 	{0x791f, 1, 0, RADEON_RS690, CHIP_IGP, "Radeon X1200"},
62 	{0x793f, 1, 0, RADEON_RS600, CHIP_IGP, "Radeon X1200"},
63 	{0x7941, 1, 0, RADEON_RS600, CHIP_IGP, "Radeon X1200"},
64 	{0x7942, 1, 0, RADEON_RS600, CHIP_IGP, "Radeon X1250"},
65 	{0x796c, 1, 0, RADEON_RS740, CHIP_IGP, "Radeon RS740"},
66 	{0x796d, 1, 0, RADEON_RS740, CHIP_IGP, "Radeon RS740"},
67 	{0x796e, 1, 0, RADEON_RS740, CHIP_IGP, "Radeon 2100"},
68 	{0x796f, 1, 0, RADEON_RS740, CHIP_IGP, "Radeon RS740"},
69 	{0x7140, 1, 0, RADEON_RV515, CHIP_STD, "Radeon X1600"},
70 	{0x7100, 1, 0, RADEON_R520,  CHIP_STD, "Radeon X1800"},
71 	{0x7104, 1, 0, RADEON_R520,  CHIP_STD, "FireGL v7200"},
72 	{0x7109, 1, 0, RADEON_R520,  CHIP_STD, "Radeon X1800"},
73 	{0x710a, 1, 0, RADEON_R520,  CHIP_STD, "Radeon X1800"},
74 	{0x710b, 1, 0, RADEON_R520,  CHIP_STD, "Radeon X1800"},
75 	{0x710c, 1, 0, RADEON_R520,  CHIP_STD, "Radeon X1800"},
76 	{0x7120, 1, 0, RADEON_R520,  CHIP_STD, "Radeon X1800"},
77 	{0x7129, 1, 0, RADEON_R520,  CHIP_STD, "Radeon X1800"},
78 	#endif
79 
80 	// Marketing Names: Radeon HD 24xx - HD 42xx
81 	// Introduced: 2006
82 	// Codename: Pele
83 	// Process: 55 nm
84 	{0x94c7, 2, 0, RADEON_RV610, CHIP_STD, "Radeon HD 2350"},
85 	{0x94c1, 2, 0, RADEON_RV610, CHIP_IGP, "Radeon HD 2400"},
86 	{0x94c3, 2, 0, RADEON_RV610, CHIP_STD, "Radeon HD 2400"},
87 	{0x94c9, 2, 0, RADEON_RV610, CHIP_IGP, "Mobility Radeon HD 2400"},
88 	{0x94cc, 2, 0, RADEON_RV610, CHIP_STD, "Radeon HD 2400"},
89 	{0x9519, 2, 0, RADEON_RV630, CHIP_STD, "AMD FireStream 9170"},
90 	{0x9586, 2, 0, RADEON_RV630, CHIP_STD, "Radeon HD 2600"},
91 	{0x9588, 2, 0, RADEON_RV630, CHIP_STD, "Radeon HD 2600"},
92 	{0x958a, 2, 0, RADEON_RV630, CHIP_STD, "Radeon HD 2600 X2"},
93 	//	Radeon 2700		- RV630
94 	{0x9400, 2, 0, RADEON_R600,  CHIP_STD, "Radeon HD 2900"},
95 	{0x9401, 2, 0, RADEON_R600,  CHIP_STD, "Radeon HD 2900"},
96 	{0x9402, 2, 0, RADEON_R600,  CHIP_STD, "Radeon HD 2900"},
97 	{0x9403, 2, 0, RADEON_R600,  CHIP_STD, "Radeon HD 2900 Pro"},
98 	{0x9405, 2, 0, RADEON_R600,  CHIP_STD, "Radeon HD 2900"},
99 	{0x940a, 2, 0, RADEON_R600,  CHIP_STD, "Radeon FireGL V8650"},
100 	{0x940b, 2, 0, RADEON_R600,  CHIP_STD, "Radeon FireGL V8600"},
101 	{0x940f, 2, 0, RADEON_R600,  CHIP_STD, "Radeon FireGL V7600"},
102 	{0x9616, 2, 0, RADEON_RV610, CHIP_IGP, "Radeon HD 3000"},
103 	{0x9611, 3, 0, RADEON_RV620, CHIP_IGP, "Radeon HD 3100"},
104 	{0x9613, 3, 0, RADEON_RV620, CHIP_IGP, "Radeon HD 3100"},
105 	{0x9610, 2, 0, RADEON_RV610, CHIP_IGP, "Radeon HD 3200"},
106 	{0x9612, 2, 0, RADEON_RV610, CHIP_IGP, "Radeon HD 3200"},
107 	{0x9615, 2, 0, RADEON_RV610, CHIP_IGP, "Radeon HD 3200"},
108 	{0x9614, 2, 0, RADEON_RV610, CHIP_IGP, "Radeon HD 3300"},
109 	//  Radeon 3430		- RV620
110 	{0x95c2, 3, 0, RADEON_RV620, CHIP_STD, "Radeon HD 3430"},
111 	{0x95c5, 3, 0, RADEON_RV620, CHIP_STD, "Radeon HD 3450"},
112 	{0x95c6, 3, 0, RADEON_RV620, CHIP_STD, "Radeon HD 3450"},
113 	{0x95c7, 3, 0, RADEON_RV620, CHIP_STD, "Radeon HD 3450"},
114 	{0x95c9, 3, 0, RADEON_RV620, CHIP_STD, "Radeon HD 3450"},
115 	{0x95c4, 3, 0, RADEON_RV620, CHIP_STD, "Radeon HD 3470"},
116 	{0x95c0, 3, 0, RADEON_RV620, CHIP_STD, "Radeon HD 3550"},
117 	{0x9581, 2, 0, RADEON_RV630, CHIP_STD, "Radeon HD 3600"},
118 	{0x9583, 2, 0, RADEON_RV630, CHIP_STD, "Radeon HD 3600"},
119 	{0x9598, 2, 0, RADEON_RV630, CHIP_STD, "Radeon HD 3600"},
120 	{0x9591, 3, 0, RADEON_RV635, CHIP_STD, "Radeon HD 3600"},
121 	{0x9589, 2, 0, RADEON_RV630, CHIP_STD, "Radeon HD 3610"},
122 	//  Radeon 3650		- RV635
123 	//  Radeon 3670		- RV635
124 	{0x9507, 2, 0, RADEON_RV670, CHIP_STD, "Radeon HD 3830"},
125 	{0x9505, 2, 0, RADEON_RV670, CHIP_STD, "Radeon HD 3850"},
126 	{0x9513, 2, 0, RADEON_RV670, CHIP_STD, "Radeon HD 3850 X2"},
127 	{0x9515, 2, 0, RADEON_RV670, CHIP_STD, "Radeon HD 3850"},
128 	{0x9501, 2, 0, RADEON_RV670, CHIP_STD, "Radeon HD 3870"},
129 	{0x950F, 2, 0, RADEON_RV670, CHIP_STD | CHIP_X2, "Radeon HD 3870 X2"},
130 	{0x9710, 3, 0, RADEON_RV620, CHIP_IGP, "Radeon HD 4200"},
131 	{0x9715, 3, 0, RADEON_RV620, CHIP_IGP, "Radeon HD 4250"},
132 	{0x9712, 3, 0, RADEON_RV620, CHIP_IGP, "Radeon HD 4270"},
133 	{0x9714, 3, 0, RADEON_RV620, CHIP_IGP, "Radeon HD 4290"},
134 
135 	// Marketing Names: Radeon HD 4330 - HD 4890, HD 51xx, HD 5xxV
136 	// Introduced: 2008
137 	// Codename: Wekiva
138 	// Process: 55 nm
139 	//	Radeon 4330		- RV710
140 	{0x954f, 3, 2, RADEON_RV710, CHIP_IGP, "Radeon HD 4300"},
141 	{0x9552, 3, 2, RADEON_RV710, CHIP_IGP, "Radeon HD 4300"},
142 	{0x9553, 3, 2, RADEON_RV710, CHIP_IGP, "Radeon HD 4500"},
143 	{0x9555, 3, 2, RADEON_RV710, CHIP_STD, "Radeon HD 4350"},
144 	{0x9540, 3, 2, RADEON_RV710, CHIP_STD, "Radeon HD 4550"},
145 	{0x9452, 3, 2, RADEON_RV730, CHIP_STD, "AMD FireStream 9250"},
146 	{0x9480, 3, 2, RADEON_RV730, CHIP_STD, "Radeon HD 4650"},
147 	{0x9488, 3, 2, RADEON_RV730, CHIP_MOBILE, "Radeon HD 4650"},
148 	{0x9498, 3, 2, RADEON_RV730, CHIP_STD, "Radeon HD 4650"},
149 	{0x94b4, 3, 2, RADEON_RV740, CHIP_STD, "Radeon HD 4700"},
150 	{0x9490, 3, 2, RADEON_RV730, CHIP_STD, "Radeon HD 4710"},
151 	{0x94b3, 3, 2, RADEON_RV740, CHIP_STD, "Radeon HD 4770"},
152 	{0x94b5, 3, 2, RADEON_RV740, CHIP_STD, "Radeon HD 4770"},
153 	{0x9450, 3, 1, RADEON_RV770, CHIP_STD, "AMD FireStream 9270"},
154 	{0x944a, 3, 1, RADEON_RV770, CHIP_MOBILE, "Radeon HD 4850"},
155 	{0x944e, 3, 1, RADEON_RV770, CHIP_STD, "Radeon HD 4810"},
156 	{0x944c, 3, 1, RADEON_RV770, CHIP_STD, "Radeon HD 4830"},
157 	{0x9442, 3, 1, RADEON_RV770, CHIP_STD, "Radeon HD 4850"},
158 	{0x9443, 3, 1, RADEON_RV770, CHIP_STD | CHIP_X2, "Radeon HD 4850 X2"},
159 	{0x94a1, 3, 1, RADEON_RV770, CHIP_IGP, "Radeon HD 4860"},
160 	{0x9440, 3, 1, RADEON_RV770, CHIP_STD, "Radeon HD 4870"},
161 	{0x9441, 3, 1, RADEON_RV770, CHIP_STD | CHIP_X2, "Radeon HD 4870 X2"},
162 	{0x9460, 3, 1, RADEON_RV770, CHIP_STD, "Radeon HD 4890"},
163 
164 	// From here on AMD no longer used numeric identifiers
165 	// Marketing names can collide for different generations of cards
166 	// as such we should ignore them at all costs (besides the card name)
167 
168 	// Introduced: 2009
169 	// Codename: Evergreen
170 	// Process: 40 nm
171 	//  Cedar
172 	{0x68e1, 4, 0, RADEON_CEDAR, CHIP_STD, "Radeon HD 5430"},
173 	{0x68f9, 4, 0, RADEON_CEDAR, CHIP_STD, "Radeon HD 5450"},
174 	{0x68e0, 4, 0, RADEON_CEDAR, CHIP_IGP, "Radeon HD 5470"},
175 	{0x68e4, 4, 0, RADEON_CEDAR, CHIP_MOBILE, "Radeon HD 6370"},
176 	//  Redwood
177 	{0x68da, 4, 0, RADEON_REDWOOD, CHIP_STD, "Radeon HD 5500"},
178 	{0x68d9, 4, 0, RADEON_REDWOOD, CHIP_STD, "Radeon HD 5570"},
179 	{0x675f, 4, 0, RADEON_REDWOOD, CHIP_STD, "Radeon HD 5570"},
180 	{0x68b9, 4, 0, RADEON_REDWOOD, CHIP_STD, "Radeon HD 5600"},
181 	{0x68c1, 4, 0, RADEON_REDWOOD, CHIP_STD, "Radeon HD 5650"},
182 	{0x68d8, 4, 0, RADEON_REDWOOD, CHIP_STD, "Radeon HD 5670"},
183 	//  Juniper
184 	{0x68be, 4, 0, RADEON_JUNIPER, CHIP_STD, "Radeon HD 5700"},
185 	{0x68b8, 4, 0, RADEON_JUNIPER, CHIP_STD, "Radeon HD 5770"},
186 	//  Juniper LE / XT (67X0 is rebranded 57X0 + tweaks)
187 	{0x68bf, 4, 0, RADEON_JUNIPER, CHIP_STD, "Radeon HD 6750"},
188 	{0x68ba, 4, 0, RADEON_JUNIPER, CHIP_STD, "Radeon HD 6770"},
189 	//  Cypress
190 	{0x689e, 4, 0, RADEON_CYPRESS, CHIP_STD, "Radeon HD 5800"},
191 	{0x6899, 4, 0, RADEON_CYPRESS, CHIP_STD, "Radeon HD 5850"},
192 	{0x6898, 4, 0, RADEON_CYPRESS, CHIP_STD, "Radeon HD 5870"},
193 	//  Hemlock
194 	{0x689c, 4, 0, RADEON_HEMLOCK, CHIP_STD | CHIP_X2, "Radeon HD 5900 X2"},
195 	{0x689d, 4, 0, RADEON_HEMLOCK, CHIP_STD | CHIP_X2, "Radeon HD 5900 X2"},
196 	// Fusion APUS
197 	//  Palm
198 	{0x9804, 4, 1, RADEON_PALM, CHIP_APU, "Radeon HD 6250"},
199 	{0x9805, 4, 1, RADEON_PALM, CHIP_APU, "Radeon HD 6290"},
200 	{0x9807, 4, 1, RADEON_PALM, CHIP_APU, "Radeon HD 6290"},
201 	{0x9802, 4, 1, RADEON_PALM, CHIP_APU, "Radeon HD 6310"},
202 	{0x9803, 4, 1, RADEON_PALM, CHIP_APU, "Radeon HD 6310"},
203 	{0x9806, 4, 1, RADEON_PALM, CHIP_APU, "Radeon HD 6320"},
204 	//  Sumo (no VGA / LVDS!, only DP)
205 	{0x9640, 4, 1, RADEON_SUMO, CHIP_APU, "Radeon HD 6550D"},
206 	{0x9641, 4, 1, RADEON_SUMO, CHIP_APU, "Radeon HD Sumo"},
207 	{0x9647, 4, 1, RADEON_SUMO, CHIP_APU, "Radeon HD 6520G"},
208 	{0x9648, 4, 1, RADEON_SUMO, CHIP_APU, "Radeon HD 6480G"},
209 	{0x964a, 4, 1, RADEON_SUMO, CHIP_APU, "Radeon HD 6530D"},
210 	{0x964e, 4, 1, RADEON_SUMO, CHIP_APU, "Radeon HD Sumo"},
211 	{0x964f, 4, 1, RADEON_SUMO, CHIP_APU, "Radeon HD Sumo"},
212 	//  Sumo2 (no VGA / LVDS!, only DP)
213 	{0x9642, 4, 1, RADEON_SUMO2, CHIP_APU, "Radeon HD 6370D"},
214 	{0x9643, 4, 1, RADEON_SUMO2, CHIP_APU, "Radeon HD Sumo2"},
215 	{0x9644, 4, 1, RADEON_SUMO2, CHIP_APU, "Radeon HD 6410D"},
216 	{0x9645, 4, 1, RADEON_SUMO2, CHIP_APU, "Radeon HD Sumo2"},
217 
218 	// Introduced: 2010
219 	// Codename: Nothern Islands
220 	// Process: 40 nm
221 	//  Caicos
222 	{0x6760, 5, 0, RADEON_CAICOS, CHIP_MOBILE, "Radeon HD 6470"},
223 	{0x6761, 5, 0, RADEON_CAICOS, CHIP_MOBILE, "Radeon HD 6430"},
224 	{0x6762, 5, 0, RADEON_CAICOS, CHIP_STD, "Radeon HD Caicos"},
225 	{0x6763, 5, 0, RADEON_CAICOS, CHIP_DISCREET, "Radeon HD E6460"},
226 	{0x6764, 5, 0, RADEON_CAICOS, CHIP_STD, "Radeon HD Caicos"},
227 	{0x6765, 5, 0, RADEON_CAICOS, CHIP_STD, "Radeon HD Caicos"},
228 	{0x6766, 5, 0, RADEON_CAICOS, CHIP_STD, "Radeon HD Caicos"},
229 	{0x6767, 5, 0, RADEON_CAICOS, CHIP_STD, "Radeon HD Caicos"},
230 	{0x6768, 5, 0, RADEON_CAICOS, CHIP_STD, "Radeon HD Caicos"},
231 	{0x6770, 5, 0, RADEON_CAICOS, CHIP_STD, "Radeon HD 6400"},
232 	{0x6778, 5, 0, RADEON_CAICOS, CHIP_STD, "Radeon HD 7470/8470"},
233 	{0x6779, 5, 0, RADEON_CAICOS, CHIP_STD, "Radeon HD 6450/7450/8450"},
234 	{0x68fa, 5, 0, RADEON_CAICOS, CHIP_STD, "Radeon HD 7350"},
235 	{0x677b, 5, 0, RADEON_CAICOS, CHIP_STD, "Radeon HD 7400"},
236 	{0x6772, 5, 0, RADEON_CAICOS, CHIP_APU, "Radeon HD 7400A"},
237 	{0x6771, 5, 0, RADEON_CAICOS, CHIP_STD, "Radeon HD 8490"},
238 	//  Turks
239 	{0x6740, 5, 0, RADEON_TURKS, CHIP_MOBILE, "Radeon HD 6770M"},
240 	{0x6741, 5, 0, RADEON_TURKS, CHIP_MOBILE, "Radeon HD 6650M"},
241 	{0x6742, 5, 0, RADEON_TURKS, CHIP_MOBILE, "Radeon HD 6625M"},
242 	{0x6743, 5, 0, RADEON_TURKS, CHIP_DISCREET, "Radeon HD E6760"},
243 	{0x6744, 5, 0, RADEON_TURKS, CHIP_MOBILE, "Radeon HD Turks"},
244 	{0x6745, 5, 0, RADEON_TURKS, CHIP_MOBILE, "Radeon HD Turks"},
245 	{0x6746, 5, 0, RADEON_TURKS, CHIP_STD, "Radeon HD Turks"},
246 	{0x6747, 5, 0, RADEON_TURKS, CHIP_STD, "Radeon HD Turks"},
247 	{0x6748, 5, 0, RADEON_TURKS, CHIP_STD, "Radeon HD Turks"},
248 	{0x6749, 5, 0, RADEON_TURKS, CHIP_STD, "FirePro v4900"},
249 	{0x6750, 5, 0, RADEON_TURKS, CHIP_STD, "Radeon HD 6500"},
250 	{0x6758, 5, 0, RADEON_TURKS, CHIP_STD, "Radeon HD 6670"},
251 	{0x6759, 5, 0, RADEON_TURKS, CHIP_STD, "Radeon HD 6570/7570"},
252 	{0x675d, 5, 0, RADEON_TURKS, CHIP_STD, "Radeon HD 7570"},
253 	{0x6850, 6, 0, RADEON_TURKS, CHIP_MOBILE, "Radeon HD 7570"},
254 	{0x6840, 6, 0, RADEON_TURKS, CHIP_MOBILE, "Radeon HD 7670"},
255 	//  Barts
256 	{0x673e, 5, 0, RADEON_BARTS, CHIP_STD, "Radeon HD 6790"},
257 	{0x6739, 5, 0, RADEON_BARTS, CHIP_STD, "Radeon HD 6850"},
258 	{0x6738, 5, 0, RADEON_BARTS, CHIP_STD, "Radeon HD 6870"},
259 	//  Cayman
260 	{0x6700, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
261 	{0x6701, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
262 	{0x6702, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
263 	{0x6703, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
264 	{0x6704, 5, 0, RADEON_CAYMAN, CHIP_STD, "FirePro v????"},
265 	{0x6705, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
266 	{0x6706, 5, 0, RADEON_CAYMAN, CHIP_STD, "FirePro v????"},
267 	{0x6707, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
268 	{0x6708, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
269 	{0x6709, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
270 	{0x6718, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD 6970"},
271 	{0x6719, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD 6950"},
272 	{0x671c, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
273 	{0x671f, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD 6900"},
274 	//  Antilles (Top, Dual GPU)
275 	{0x671d, 5, 0, RADEON_ANTILLES, CHIP_STD, "Radeon HD 6990"},
276 
277 
278 	// Introduced: Late 2011
279 	// Codename: Southern Islands
280 	// Process: 28 nm
281 	//  Cape Verde
282 	{0x6820, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
283 	{0x6821, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
284 	{0x6823, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
285 	{0x6824, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
286 	{0x6825, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
287 	{0x6826, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
288 	{0x6827, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
289 	{0x6828, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
290 	{0x6829, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
291 	{0x682a, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
292 	{0x682b, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
293 	{0x682d, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
294 	{0x682f, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
295 	{0x6830, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
296 	{0x6831, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
297 	{0x6835, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon R7 Series"},
298 	{0x6837, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
299 	{0x6838, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
300 	{0x6839, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
301 	{0x683b, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
302 	{0x683d, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD 7770"},
303 	{0x683f, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD 7750"},
304 	//  Pitcairn
305 	{0x6800, 6, 0, RADEON_PITCAIRN, CHIP_MOBILE, "Radeon HD 7970"},
306 	{0x6801, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
307 	{0x6802, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
308 	{0x6806, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
309 	{0x6808, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
310 	{0x6809, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
311 	{0x6810, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD R9 270X"},
312 	{0x6811, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD R9 270"},
313 	{0x6816, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
314 	{0x6817, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
315 	{0x6818, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD 7870"},
316 	{0x6819, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD 7800"},
317 	{0x684c, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
318 	//  Tahiti
319 	{0x6780, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
320 	{0x6784, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
321 	{0x6788, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
322 	{0x678a, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
323 	{0x6790, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
324 	{0x679e, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
325 	{0x679f, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
326 	{0x679a, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD 7950"},
327 	{0x6798, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD 7970"},
328 	{0x6799, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD 7990"},
329 	//  Aruba   DCE 6.1 Trinity / Richland
330 	{0x9900, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7660"},
331 	{0x9901, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7660"},
332 	{0x9903, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7640"},
333 	{0x9904, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7560"},
334 	{0x9905, 6, 1, RADEON_ARUBA, CHIP_APU, "FirePro A300"},
335 	{0x9906, 6, 1, RADEON_ARUBA, CHIP_APU, "FirePro A300"},
336 	{0x9907, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7560"},
337 	{0x9908, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7620"},
338 	{0x9909, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7500"},
339 	{0x990a, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7500"},
340 	{0x990b, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8650"},
341 	{0x990d, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8550"},
342 	{0x990f, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8610"},
343 	{0x9910, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7660"},
344 	{0x9913, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7640"},
345 	{0x9917, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7620"},
346 	{0x9918, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7600"},
347 	{0x9919, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7500"},
348 	{0x9990, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7920"},
349 	{0x9991, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7540"},
350 	{0x9992, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7420"},
351 #if 0
352 	// Known not to work: https://dev.haiku-os.org/ticket/10606
353 	{0x9993, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7480"},
354 #endif
355 	{0x9994, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7400"},
356 	{0x9995, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8450"},
357 	{0x9996, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8470"},
358 	{0x9997, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8350"},
359 	{0x9998, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8730"},
360 	{0x999a, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8410"},
361 	{0x999b, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8310"},
362 	{0x999c, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8650"},
363 	{0x999d, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8550"},
364 	{0x99a0, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7520"},
365 	{0x99a2, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7420"},
366 	{0x99a4, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7400"},
367 	//  Oland   DCE 6,4
368 	{0x990c, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD 8670"},
369 	{0x990e, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD 8570"},
370 	{0x6600, 6, 4, RADEON_OLAND, CHIP_MOBILE, "Radeon HD 8750M"},
371 	{0x6601, 6, 4, RADEON_OLAND, CHIP_MOBILE, "Radeon HD 8730M"},
372 	{0x6602, 6, 4, RADEON_OLAND, CHIP_MOBILE, "Radeon HD Oland"},
373 	{0x6603, 6, 4, RADEON_OLAND, CHIP_MOBILE, "Radeon HD Oland"},
374 	{0x6604, 6, 4, RADEON_OLAND, CHIP_MOBILE, "Radeon R7 M270"},
375 	{0x6605, 6, 4, RADEON_OLAND, CHIP_MOBILE, "Radeon R7 M260"},
376 	{0x6606, 6, 4, RADEON_OLAND, CHIP_MOBILE, "Radeon HD 8790"},
377 	{0x6607, 6, 4, RADEON_OLAND, CHIP_MOBILE, "Radeon HD 8350"},
378 	{0x6608, 6, 4, RADEON_OLAND, CHIP_STD, "FirePro W2100"},
379 	{0x6610, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon R7 250"},
380 	{0x6611, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon R7 200"},
381 	{0x6613, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon R7 240"},
382 	{0x6620, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon R7 240"},
383 	{0x6621, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD Oland"},
384 	{0x6623, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD Oland"},
385 	{0x6631, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD Oland"},
386 	//  Hainan  NODCE. No display hardware, OpenCL 3D engine.
387 	//{0x6670, 0, 0, RADEON_HAINAN, CHIP_COM, "Radeon HD Hainan compute"},
388 
389 	// Introduced: Late 2013
390 	// Codename: Sea Islands
391 	// Process: 28 nm
392 	//  Kaveri DCE 8.1
393 	{0x1304, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
394 	{0x1305, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
395 	{0x1306, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
396 	{0x1307, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
397 	{0x1308, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
398 	{0x1309, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R7 Series"},
399 	{0x130a, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R6 Series"},
400 	{0x130b, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R4 Series"},
401 	{0x130c, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R7 Series"},
402 	{0x130d, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R6 Series"},
403 	{0x130e, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R5 Series"},
404 	{0x130f, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R7 Series"},
405 	{0x1310, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
406 	{0x1311, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
407 	{0x1312, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
408 	{0x1313, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R7 Series"},
409 	{0x1314, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
410 	{0x1315, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R5 Series"},
411 	{0x1316, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R5 Series"},
412 	{0x1317, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
413 	{0x1318, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R5 Series"},
414 	{0x131b, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R5 Series"},
415 	{0x131c, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R7 Series"},
416 	{0x131d, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon R6 Series"},
417 	//  Bonaire DCE 8.2
418 	{0x6640, 8, 2, RADEON_BONAIRE, CHIP_MOBILE, "Radeon R9 380"},
419 	{0x6641, 8, 2, RADEON_BONAIRE, CHIP_MOBILE, "Radeon HD 8930M"},
420 	{0x6646, 8, 2, RADEON_BONAIRE, CHIP_MOBILE, "Radeon R9 380"},
421 	{0x6647, 8, 2, RADEON_BONAIRE, CHIP_MOBILE, "Radeon R9 380"},
422 	{0x6649, 8, 2, RADEON_BONAIRE, CHIP_STD, "FirePro W5100"},
423 	{0x6650, 8, 2, RADEON_BONAIRE, CHIP_STD, "Radeon HD Bonaire"},
424 	{0x6651, 8, 2, RADEON_BONAIRE, CHIP_STD, "Radeon HD Bonaire"},
425 	{0x6658, 8, 2, RADEON_BONAIRE, CHIP_STD, "Radeon R7 200"},
426 	{0x665c, 8, 2, RADEON_BONAIRE, CHIP_STD, "Radeon HD 7790"},
427 	{0x665d, 8, 2, RADEON_BONAIRE, CHIP_STD, "Radeon R7 200"},
428 	{0x665f, 8, 2, RADEON_BONAIRE, CHIP_STD, "Radeon R7 300"},
429 	//  Kabini DCE 8.3
430 	{0x9830, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8400"},
431 	{0x9831, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8400"},
432 	{0x9832, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8330"},
433 	{0x9833, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8330"},
434 	{0x9834, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8210"},
435 	{0x9835, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8210"},
436 	{0x9836, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8280"},
437 	{0x9837, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8280"},
438 	{0x9838, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8240"},
439 	{0x9839, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8180"},
440 	{0x983a, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD Kabini"},
441 	{0x983b, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD Kabini"},
442 	{0x983c, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD Kabini"},
443 	{0x983d, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8250"},
444 	{0x983e, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD Kabini"},
445 	{0x983f, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD Kabini"},
446 	//  Mullins DCE 8.3
447 	{0x9850, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R3"},
448 	{0x9851, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R2"},
449 	{0x9852, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R2"},
450 	{0x9853, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R2"},
451 	{0x9854, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R2"},
452 	{0x9855, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R3"},
453 	{0x9856, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R2"},
454 	{0x9857, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R2"},
455 	{0x9858, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
456 	{0x9859, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
457 	{0x985a, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
458 	{0x985b, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
459 	{0x985c, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
460 	{0x985d, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
461 	{0x985e, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
462 	{0x985f, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
463 	//  Hawaii DCE 8.5
464 	{0x67a0, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
465 	{0x67a1, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
466 	{0x67a2, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
467 	{0x67a8, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
468 	{0x67a9, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
469 	{0x67aa, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
470 	{0x67b0, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
471 	{0x67b1, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
472 	{0x67b8, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
473 	{0x67b9, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
474 	{0x67ba, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
475 	{0x67be, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
476 
477 	// Introduced: 2014
478 	// Codename: Volcanic Islands
479 	// Process: 28 nm
480 	// Iceland (aka topaz) NO DCE
481 	//{0x6900, 99, 0, RADEON_TOPAZ, CHIP_STD, "Radeon HD Topaz"},
482 	//{0x6901, 99, 0, RADEON_TOPAZ, CHIP_STD, "Radeon HD Topaz"},
483 	//{0x6902, 99, 0, RADEON_TOPAZ, CHIP_STD, "Radeon HD Topaz"},
484 	//{0x6903, 99, 0, RADEON_TOPAZ, CHIP_STD, "Radeon HD Topaz"},
485 	//{0x6907, 99, 0, RADEON_TOPAZ, CHIP_STD, "Radeon HD Topaz"},
486 	// Tonga DCE 10.0
487 	{0x6920, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
488 	{0x6921, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
489 	{0x6928, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
490 	{0x6929, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
491 	{0x692b, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
492 	{0x692f, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
493 	{0x6930, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
494 	{0x6938, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
495 	{0x6939, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
496 	// Carrizo DCE 11.0
497 	{0x9870, 11, 0, RADEON_CARRIZO, CHIP_APU, "Radeon HD Carrizo"},
498 	{0x9874, 11, 0, RADEON_CARRIZO, CHIP_APU, "Radeon HD Carrizo"},
499 	{0x9875, 11, 0, RADEON_CARRIZO, CHIP_APU, "Radeon HD Carrizo"},
500 	{0x9876, 11, 0, RADEON_CARRIZO, CHIP_APU, "Radeon HD Carrizo"},
501 	{0x9877, 11, 0, RADEON_CARRIZO, CHIP_APU, "Radeon HD Carrizo"},
502 
503 	// Introduced: 2016
504 	// Codename: Artic Islands / Polaris
505 	// Process: 14 nm
506 	{0x67ef, 12, 0, RADEON_POLARIS, CHIP_STD, "Radeon RX 460"},
507 	{0x67df, 12, 0, RADEON_POLARIS, CHIP_STD, "Radeon RX 470/480"}
508 };
509 
510 
511 int32 api_version = B_CUR_DRIVER_API_VERSION;
512 
513 
514 char* gDeviceNames[MAX_CARDS + 1];
515 radeon_info* gDeviceInfo[MAX_CARDS];
516 pci_module_info* gPCI;
517 mutex gLock;
518 
519 
520 static status_t
521 get_next_radeon_hd(int32* _cookie, pci_info &info, uint32 &type)
522 {
523 	int32 index = *_cookie;
524 
525 	// find devices
526 
527 	for (; gPCI->get_nth_pci_info(index, &info) == B_OK; index++) {
528 		// check vendor
529 		if (info.vendor_id != VENDOR_ID_ATI
530 			|| info.class_base != PCI_display
531 			|| info.class_sub != PCI_vga)
532 			continue;
533 
534 		// check device
535 		for (uint32 i = 0; i < sizeof(kSupportedDevices)
536 				/ sizeof(kSupportedDevices[0]); i++) {
537 			if (info.device_id == kSupportedDevices[i].pciID) {
538 				type = i;
539 				*_cookie = index + 1;
540 				return B_OK;
541 			}
542 		}
543 	}
544 
545 	return B_ENTRY_NOT_FOUND;
546 }
547 
548 
549 extern "C" const char**
550 publish_devices(void)
551 {
552 	TRACE("%s\n", __func__);
553 	return (const char**)gDeviceNames;
554 }
555 
556 
557 extern "C" status_t
558 init_hardware(void)
559 {
560 	TRACE("%s\n", __func__);
561 
562 	status_t status = get_module(B_PCI_MODULE_NAME, (module_info**)&gPCI);
563 	if (status != B_OK) {
564 		ERROR("%s: ERROR: pci module unavailable\n", __func__);
565 		return status;
566 	}
567 
568 	int32 cookie = 0;
569 	uint32 type;
570 	pci_info info;
571 	status = get_next_radeon_hd(&cookie, info, type);
572 
573 	put_module(B_PCI_MODULE_NAME);
574 	return status;
575 }
576 
577 
578 extern "C" status_t
579 init_driver(void)
580 {
581 	TRACE("%s\n", __func__);
582 
583 	status_t status = get_module(B_PCI_MODULE_NAME, (module_info**)&gPCI);
584 	if (status != B_OK) {
585 		ERROR("%s: ERROR: pci module unavailable\n", __func__);
586 		return status;
587 	}
588 
589 	mutex_init(&gLock, "radeon hd ksync");
590 
591 	// find devices
592 
593 	int32 found = 0;
594 
595 	for (int32 cookie = 0; found < MAX_CARDS;) {
596 		pci_info* info = (pci_info*)malloc(sizeof(pci_info));
597 		if (info == NULL)
598 			break;
599 
600 		uint32 type;
601 		status = get_next_radeon_hd(&cookie, *info, type);
602 		if (status < B_OK) {
603 			free(info);
604 			break;
605 		}
606 
607 		// create device names & allocate device info structure
608 
609 		char name[64];
610 		sprintf(name, "graphics/radeon_hd_%02x%02x%02x",
611 			info->bus, info->device,
612 			info->function);
613 
614 		gDeviceNames[found] = strdup(name);
615 		if (gDeviceNames[found] == NULL)
616 			break;
617 
618 		gDeviceInfo[found] = (radeon_info*)malloc(sizeof(radeon_info));
619 		if (gDeviceInfo[found] == NULL) {
620 			free(gDeviceNames[found]);
621 			break;
622 		}
623 
624 		// initialize the structure for later use
625 
626 		memset(gDeviceInfo[found], 0, sizeof(radeon_info));
627 		gDeviceInfo[found]->init_status = B_NO_INIT;
628 		gDeviceInfo[found]->id = found;
629 		gDeviceInfo[found]->pci = info;
630 		gDeviceInfo[found]->registers = info->u.h0.base_registers[0];
631 		gDeviceInfo[found]->pciID = kSupportedDevices[type].pciID;
632 		gDeviceInfo[found]->deviceName = kSupportedDevices[type].deviceName;
633 		gDeviceInfo[found]->chipsetID = kSupportedDevices[type].chipsetID;
634 		gDeviceInfo[found]->dceMajor = kSupportedDevices[type].dceMajor;
635 		gDeviceInfo[found]->dceMinor = kSupportedDevices[type].dceMinor;
636 		gDeviceInfo[found]->chipsetFlags = kSupportedDevices[type].chipsetFlags;
637 
638 		ERROR("%s: GPU(%ld) %s, revision = 0x%x\n", __func__, found,
639 			kSupportedDevices[type].deviceName, info->revision);
640 
641 		found++;
642 	}
643 
644 	gDeviceNames[found] = NULL;
645 
646 	if (found == 0) {
647 		mutex_destroy(&gLock);
648 		put_module(B_AGP_GART_MODULE_NAME);
649 		put_module(B_PCI_MODULE_NAME);
650 		ERROR("%s: no supported devices found\n", __func__);
651 		return ENODEV;
652 	}
653 
654 	return B_OK;
655 }
656 
657 
658 extern "C" void
659 uninit_driver(void)
660 {
661 	TRACE("%s\n", __func__);
662 
663 	mutex_destroy(&gLock);
664 
665 	// free device related structures
666 	char* name;
667 	for (int32 index = 0; (name = gDeviceNames[index]) != NULL; index++) {
668 		free(gDeviceInfo[index]);
669 		free(name);
670 	}
671 
672 	put_module(B_PCI_MODULE_NAME);
673 }
674 
675 
676 extern "C" device_hooks*
677 find_device(const char* name)
678 {
679 	int index;
680 
681 	TRACE("%s\n", __func__);
682 
683 	for (index = 0; gDeviceNames[index] != NULL; index++) {
684 		if (!strcmp(name, gDeviceNames[index]))
685 			return &gDeviceHooks;
686 	}
687 
688 	ERROR("%s: %s wasn't found!\n", __func__, name);
689 	return NULL;
690 }
691 
692