src/add-ons/kernel/drivers/graphics/radeon_hd/driver.cpp

   1 /*
   2  * Copyright (c) 2002, Thomas Kurschel
   3  * Copyright 2004-2011 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         {0x6850, 6, 0, RADEON_TURKS, CHIP_MOBILE, "Radeon HD 7570"},
 253         {0x6840, 6, 0, RADEON_TURKS, CHIP_MOBILE, "Radeon HD 7670"},
 254         //  Barts
 255         {0x673e, 5, 0, RADEON_BARTS, CHIP_STD, "Radeon HD 6790"},
 256         {0x6739, 5, 0, RADEON_BARTS, CHIP_STD, "Radeon HD 6850"},
 257         {0x6738, 5, 0, RADEON_BARTS, CHIP_STD, "Radeon HD 6870"},
 258         //  Cayman
 259         {0x6700, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
 260         {0x6701, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
 261         {0x6702, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
 262         {0x6703, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
 263         {0x6704, 5, 0, RADEON_CAYMAN, CHIP_STD, "FirePro v????"},
 264         {0x6705, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
 265         {0x6706, 5, 0, RADEON_CAYMAN, CHIP_STD, "FirePro v????"},
 266         {0x6707, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
 267         {0x6708, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
 268         {0x6709, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
 269         {0x6718, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD 6970"},
 270         {0x6719, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD 6950"},
 271         {0x671c, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD Cayman"},
 272         {0x671f, 5, 0, RADEON_CAYMAN, CHIP_STD, "Radeon HD 6900"},
 273         //  Antilles (Top, Dual GPU)
 274         {0x671d, 5, 0, RADEON_ANTILLES, CHIP_STD, "Radeon HD 6990"},
 275
 276
 277         // Introduced: Late 2011
 278         // Codename: Southern Islands
 279         // Process: 28 nm
 280         //  Cape Verde
 281         {0x6820, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 282         {0x6821, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 283         {0x6823, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 284         {0x6824, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 285         {0x6825, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 286         {0x6826, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 287         {0x6827, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 288         {0x6828, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 289         {0x6829, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 290         {0x682a, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 291         {0x682b, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 292         {0x682d, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 293         {0x682f, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 294         {0x6830, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 295         {0x6831, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 296         {0x6835, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 297         {0x6837, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 298         {0x6838, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 299         {0x6839, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 300         {0x683b, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD Verde"},
 301         {0x683d, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD 7770"},
 302         {0x683f, 6, 0, RADEON_CAPEVERDE, CHIP_STD, "Radeon HD 7750"},
 303         //  Pitcairn
 304         {0x6800, 6, 0, RADEON_PITCAIRN, CHIP_MOBILE, "Radeon HD 7970"},
 305         {0x6801, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
 306         {0x6802, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
 307         {0x6806, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
 308         {0x6808, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
 309         {0x6809, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
 310         {0x6810, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD R9 270X"},
 311         {0x6811, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD R9 270"},
 312         {0x6816, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
 313         {0x6817, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
 314         {0x6818, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD 7870"},
 315         {0x6819, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD 7800"},
 316         {0x684c, 6, 0, RADEON_PITCAIRN, CHIP_STD, "Radeon HD Pitcairn"},
 317         //  Tahiti
 318         {0x6780, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
 319         {0x6784, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
 320         {0x6788, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
 321         {0x678a, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
 322         {0x6790, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
 323         {0x679e, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
 324         {0x679f, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD Tahiti"},
 325         {0x679a, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD 7950"},
 326         {0x6798, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD 7970"},
 327         {0x6799, 6, 0, RADEON_TAHITI, CHIP_STD, "Radeon HD 7990"},
 328         //  Aruba   DCE 6.1 Trinity / Richland
 329         {0x9900, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7660"},
 330         {0x9901, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7660"},
 331         {0x9903, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7640"},
 332         {0x9904, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7560"},
 333         {0x9905, 6, 1, RADEON_ARUBA, CHIP_APU, "FirePro A300"},
 334         {0x9906, 6, 1, RADEON_ARUBA, CHIP_APU, "FirePro A300"},
 335         {0x9907, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7560"},
 336         {0x9908, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7620"},
 337         {0x9909, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7500"},
 338         {0x990a, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7500"},
 339         {0x990b, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8650"},
 340         {0x990d, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8550"},
 341         {0x990f, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8610"},
 342         {0x9910, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7660"},
 343         {0x9913, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7640"},
 344         {0x9917, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7620"},
 345         {0x9918, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7600"},
 346         {0x9919, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7500"},
 347         {0x9990, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7920"},
 348         {0x9991, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7540"},
 349         {0x9992, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7420"},
 350 #if 0
 351         // Known not to work: https://dev.haiku-os.org/ticket/10606
 352         {0x9993, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7480"},
 353 #endif
 354         {0x9994, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7400"},
 355         {0x9995, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8450"},
 356         {0x9996, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8470"},
 357         {0x9997, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8350"},
 358         {0x9998, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8730"},
 359         {0x999a, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8410"},
 360         {0x999b, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8310"},
 361         {0x999c, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8650"},
 362         {0x999d, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 8550"},
 363         {0x99a0, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7520"},
 364         {0x99a2, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7420"},
 365         {0x99a4, 6, 1, RADEON_ARUBA, CHIP_APU, "Radeon HD 7400"},
 366         //  Oland   DCE 6,4
 367         {0x990c, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD 8670"},
 368         {0x990e, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD 8570"},
 369         {0x6600, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD Oland"},
 370         {0x6601, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD Oland"},
 371         {0x6602, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD Oland"},
 372         {0x6603, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD Oland"},
 373         {0x6606, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD Oland"},
 374         {0x6607, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD Oland"},
 375         {0x6610, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD R7 250"},
 376         {0x6611, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD Oland"},
 377         {0x6613, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD R7 240"},
 378         {0x6620, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD R7 240"},
 379         {0x6621, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD Oland"},
 380         {0x6623, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD Oland"},
 381         {0x6631, 6, 4, RADEON_OLAND, CHIP_STD, "Radeon HD Oland"},
 382         //  Hainan  NODCE. No display hardware, OpenCL 3D engine.
 383
 384         // Introduced: Late 2013
 385         // Codename: Sea Islands
 386         // Process: 28 nm
 387         //  Kaveri DCE 8.1
 388         {0x1304, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 389         {0x1305, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 390         {0x1306, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 391         {0x1307, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 392         {0x1308, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 393         {0x1309, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 394         {0x130a, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 395         {0x130b, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 396         {0x130c, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 397         {0x130d, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 398         {0x130e, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 399         {0x130f, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 400         {0x1310, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 401         {0x1311, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 402         {0x1312, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 403         {0x1313, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 404         {0x1314, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 405         {0x1315, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 406         {0x1316, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 407         {0x1317, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 408         {0x131b, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 409         {0x131c, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 410         {0x131d, 8, 1, RADEON_KAVERI, CHIP_STD, "Radeon HD Kaveri"},
 411         //  Bonaire DCE 8.2
 412         {0x6640, 8, 2, RADEON_BONAIRE, CHIP_MOBILE, "Radeon HD Bonaire"},
 413         {0x6641, 8, 2, RADEON_BONAIRE, CHIP_MOBILE, "Radeon HD Bonaire"},
 414         {0x6646, 8, 2, RADEON_BONAIRE, CHIP_MOBILE, "Radeon HD Bonaire"},
 415         {0x6647, 8, 2, RADEON_BONAIRE, CHIP_MOBILE, "Radeon HD Bonaire"},
 416         {0x6649, 8, 2, RADEON_BONAIRE, CHIP_STD, "Radeon HD Bonaire"},
 417         {0x6650, 8, 2, RADEON_BONAIRE, CHIP_STD, "Radeon HD Bonaire"},
 418         {0x6651, 8, 2, RADEON_BONAIRE, CHIP_STD, "Radeon HD Bonaire"},
 419         {0x6658, 8, 2, RADEON_BONAIRE, CHIP_STD, "Radeon HD Bonaire"},
 420         {0x665c, 8, 2, RADEON_BONAIRE, CHIP_STD, "Radeon HD 7790"},
 421         {0x665d, 8, 2, RADEON_BONAIRE, CHIP_STD, "Radeon HD Bonaire"},
 422         {0x665f, 8, 2, RADEON_BONAIRE, CHIP_STD, "Radeon HD Bonaire"},
 423         //  Kabini DCE 8.3
 424         {0x9830, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8400"},
 425         {0x9831, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8400"},
 426         {0x9832, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8330"},
 427         {0x9833, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8330"},
 428         {0x9834, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8210"},
 429         {0x9835, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8210"},
 430         {0x9836, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8280"},
 431         {0x9837, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8280"},
 432         {0x9838, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8240"},
 433         {0x9839, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8180"},
 434         {0x983a, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD Kabini"},
 435         {0x983b, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD Kabini"},
 436         {0x983c, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD Kabini"},
 437         {0x983d, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD 8250"},
 438         {0x983e, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD Kabini"},
 439         {0x983f, 8, 3, RADEON_KABINI, CHIP_STD, "Radeon HD Kabini"},
 440         //  Mullins DCE 8.3
 441         {0x9850, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R3"},
 442         {0x9851, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R2"},
 443         {0x9852, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R2"},
 444         {0x9853, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R2"},
 445         {0x9854, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R2"},
 446         {0x9855, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R3"},
 447         {0x9856, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R2"},
 448         {0x9857, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD R2"},
 449         {0x9858, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
 450         {0x9859, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
 451         {0x985a, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
 452         {0x985b, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
 453         {0x985c, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
 454         {0x985d, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
 455         {0x985e, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
 456         {0x985f, 8, 3, RADEON_MULLINS, CHIP_STD, "Radeon HD Mullins"},
 457         //  Hawaii DCE 8.5
 458         {0x67a0, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
 459         {0x67a1, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
 460         {0x67a2, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
 461         {0x67a8, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
 462         {0x67a9, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
 463         {0x67aa, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
 464         {0x67b0, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
 465         {0x67b1, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
 466         {0x67b8, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
 467         {0x67b9, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
 468         {0x67ba, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
 469         {0x67be, 8, 5, RADEON_HAWAII, CHIP_STD, "Radeon HD Hawaii"},
 470
 471         // Introduced: 2014
 472         // Codename: Volcanic Islands
 473         // Process: 28 nm
 474         // Iceland (aka topaz) NO DCE
 475         //{0x6900, 99, 0, RADEON_TOPAZ, CHIP_STD, "Radeon HD Topaz"},
 476         //{0x6901, 99, 0, RADEON_TOPAZ, CHIP_STD, "Radeon HD Topaz"},
 477         //{0x6902, 99, 0, RADEON_TOPAZ, CHIP_STD, "Radeon HD Topaz"},
 478         //{0x6903, 99, 0, RADEON_TOPAZ, CHIP_STD, "Radeon HD Topaz"},
 479         //{0x6907, 99, 0, RADEON_TOPAZ, CHIP_STD, "Radeon HD Topaz"},
 480         // Tonga DCE 10.0
 481         {0x6920, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
 482         {0x6921, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
 483         {0x6928, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
 484         {0x6929, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
 485         {0x692b, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
 486         {0x692f, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
 487         {0x6930, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
 488         {0x6938, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
 489         {0x6939, 10, 0, RADEON_TONGA, CHIP_STD, "Radeon HD Tonga"},
 490         // Carrizo DCE 11.0
 491         {0x9870, 11, 0, RADEON_CARRIZO, CHIP_APU, "Radeon HD Carrizo"},
 492         {0x9874, 11, 0, RADEON_CARRIZO, CHIP_APU, "Radeon HD Carrizo"},
 493         {0x9875, 11, 0, RADEON_CARRIZO, CHIP_APU, "Radeon HD Carrizo"},
 494         {0x9876, 11, 0, RADEON_CARRIZO, CHIP_APU, "Radeon HD Carrizo"},
 495         {0x9877, 11, 0, RADEON_CARRIZO, CHIP_APU, "Radeon HD Carrizo"}
 496 };
 497
 498
 499 int32 api_version = B_CUR_DRIVER_API_VERSION;
 500
 501
 502 char* gDeviceNames[MAX_CARDS + 1];
 503 radeon_info* gDeviceInfo[MAX_CARDS];
 504 pci_module_info* gPCI;
 505 mutex gLock;
 506
 507
 508 static status_t
 509 get_next_radeon_hd(int32* _cookie, pci_info &info, uint32 &type)
 510 {
 511         int32 index = *_cookie;
 512
 513         // find devices
 514
 515         for (; gPCI->get_nth_pci_info(index, &info) == B_OK; index++) {
 516                 // check vendor
 517                 if (info.vendor_id != VENDOR_ID_ATI
 518                         || info.class_base != PCI_display
 519                         || info.class_sub != PCI_vga)
 520                         continue;
 521
 522                 // check device
 523                 for (uint32 i = 0; i < sizeof(kSupportedDevices)
 524                                 / sizeof(kSupportedDevices[0]); i++) {
 525                         if (info.device_id == kSupportedDevices[i].pciID) {
 526                                 type = i;
 527                                 *_cookie = index + 1;
 528                                 return B_OK;
 529                         }
 530                 }
 531         }
 532
 533         return B_ENTRY_NOT_FOUND;
 534 }
 535
 536
 537 extern "C" const char**
 538 publish_devices(void)
 539 {
 540         TRACE("%s\n", __func__);
 541         return (const char**)gDeviceNames;
 542 }
 543
 544
 545 extern "C" status_t
 546 init_hardware(void)
 547 {
 548         TRACE("%s\n", __func__);
 549
 550         status_t status = get_module(B_PCI_MODULE_NAME, (module_info**)&gPCI);
 551         if (status != B_OK) {
 552                 ERROR("%s: ERROR: pci module unavailable\n", __func__);
 553                 return status;
 554         }
 555
 556         int32 cookie = 0;
 557         uint32 type;
 558         pci_info info;
 559         status = get_next_radeon_hd(&cookie, info, type);
 560
 561         put_module(B_PCI_MODULE_NAME);
 562         return status;
 563 }
 564
 565
 566 extern "C" status_t
 567 init_driver(void)
 568 {
 569         TRACE("%s\n", __func__);
 570
 571         status_t status = get_module(B_PCI_MODULE_NAME, (module_info**)&gPCI);
 572         if (status != B_OK) {
 573                 ERROR("%s: ERROR: pci module unavailable\n", __func__);
 574                 return status;
 575         }
 576
 577         mutex_init(&gLock, "radeon hd ksync");
 578
 579         // find devices
 580
 581         int32 found = 0;
 582
 583         for (int32 cookie = 0; found < MAX_CARDS;) {
 584                 pci_info* info = (pci_info*)malloc(sizeof(pci_info));
 585                 if (info == NULL)
 586                         break;
 587
 588                 uint32 type;
 589                 status = get_next_radeon_hd(&cookie, *info, type);
 590                 if (status < B_OK) {
 591                         free(info);
 592                         break;
 593                 }
 594
 595                 // create device names & allocate device info structure
 596
 597                 char name[64];
 598                 sprintf(name, "graphics/radeon_hd_%02x%02x%02x",
 599                         info->bus, info->device,
 600                         info->function);
 601
 602                 gDeviceNames[found] = strdup(name);
 603                 if (gDeviceNames[found] == NULL)
 604                         break;
 605
 606                 gDeviceInfo[found] = (radeon_info*)malloc(sizeof(radeon_info));
 607                 if (gDeviceInfo[found] == NULL) {
 608                         free(gDeviceNames[found]);
 609                         break;
 610                 }
 611
 612                 // initialize the structure for later use
 613
 614                 memset(gDeviceInfo[found], 0, sizeof(radeon_info));
 615                 gDeviceInfo[found]->init_status = B_NO_INIT;
 616                 gDeviceInfo[found]->id = found;
 617                 gDeviceInfo[found]->pci = info;
 618                 gDeviceInfo[found]->registers = info->u.h0.base_registers[0];
 619                 gDeviceInfo[found]->pciID = kSupportedDevices[type].pciID;
 620                 gDeviceInfo[found]->deviceName = kSupportedDevices[type].deviceName;
 621                 gDeviceInfo[found]->chipsetID = kSupportedDevices[type].chipsetID;
 622                 gDeviceInfo[found]->dceMajor = kSupportedDevices[type].dceMajor;
 623                 gDeviceInfo[found]->dceMinor = kSupportedDevices[type].dceMinor;
 624                 gDeviceInfo[found]->chipsetFlags = kSupportedDevices[type].chipsetFlags;
 625
 626                 ERROR("%s: GPU(%ld) %s, revision = 0x%x\n", __func__, found,
 627                         kSupportedDevices[type].deviceName, info->revision);
 628
 629                 found++;
 630         }
 631
 632         gDeviceNames[found] = NULL;
 633
 634         if (found == 0) {
 635                 mutex_destroy(&gLock);
 636                 put_module(B_AGP_GART_MODULE_NAME);
 637                 put_module(B_PCI_MODULE_NAME);
 638                 ERROR("%s: no supported devices found\n", __func__);
 639                 return ENODEV;
 640         }
 641
 642         return B_OK;
 643 }
 644
 645
 646 extern "C" void
 647 uninit_driver(void)
 648 {
 649         TRACE("%s\n", __func__);
 650
 651         mutex_destroy(&gLock);
 652
 653         // free device related structures
 654         char* name;
 655         for (int32 index = 0; (name = gDeviceNames[index]) != NULL; index++) {
 656                 free(gDeviceInfo[index]);
 657                 free(name);
 658         }
 659
 660         put_module(B_PCI_MODULE_NAME);
 661 }
 662
 663
 664 extern "C" device_hooks*
 665 find_device(const char* name)
 666 {
 667         int index;
 668
 669         TRACE("%s\n", __func__);
 670
 671         for (index = 0; gDeviceNames[index] != NULL; index++) {
 672                 if (!strcmp(name, gDeviceNames[index]))
 673                         return &gDeviceHooks;
 674         }
 675
 676         ERROR("%s: %s wasn't found!\n", __func__, name);
 677         return NULL;
 678 }
 679