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1/*␊
2␉Original patch by Nawcom␊
3␉http://forum.voodooprojects.org/index.php/topic,1029.0.html␊
4␊
5␉Original Intel HDx000 code from valv␊
6*/␊
7␊
8#include "libsa.h"␊
9#include "saio_internal.h"␊
10#include "bootstruct.h"␊
11#include "pci.h"␊
12#include "platform.h"␊
13#include "device_inject.h"␊
14#include "gma.h"␊
15␊
16#ifndef DEBUG_GMA␊
17#define DEBUG_GMA 0␊
18#endif␊
19␊
20#if DEBUG_GMA␊
21#define DBG(x...)␉printf(x)␊
22#else␊
23#define DBG(x...)␊
24#endif␊
25␊
26uint8_t GMAX3100_vals[22][4] = {␊
27␉{ 0x01,0x00,0x00,0x00 },␉// "AAPL,HasPanel"␊
28␉{ 0x01,0x00,0x00,0x00 },␉// "AAPL,SelfRefreshSupported"␊
29␉{ 0x01,0x00,0x00,0x00 },␊
30␉{ 0x00,0x00,0x00,0x08 },␊
31␉{ 0x64,0x00,0x00,0x00 },␊
32␉{ 0x00,0x00,0x00,0x08 },␉// "AAPL01,blackscreen-preferences"␊
33␉{ 0x01,0x00,0x00,0x00 },␉// "AAPL01,DataJustify"␊
34␉{ 0x20,0x00,0x00,0x00 },␉// "AAPL01,Depth"␊
35␉{ 0x00,0x00,0x00,0x00 },␊
36␉{ 0x01,0x00,0x00,0x00 },␊
37␉{ 0x20,0x03,0x00,0x00 },␉// "AAPL01,Height"␊
38␉{ 0x00,0x00,0x00,0x00 },␊
39␉{ 0x00,0x00,0x00,0x00 },␊
40␉{ 0x00,0x00,0x00,0x00 },␉// "AAPL01,Inverter"␊
41␉{ 0x08,0x52,0x00,0x00 },␉// "AAPL01,InverterCurrent"␊
42␉{ 0x00,0x00,0x00,0x00 },␉// "AAPL01,LinkFormat"␊
43␉{ 0x00,0x00,0x00,0x00 },␉// "AAPL01,LinkType"␊
44␉{ 0x01,0x00,0x00,0x00 },␉// "AAPL01,Pipe"␊
45␉{ 0x01,0x00,0x00,0x00 },␊
46␉{ 0x3B,0x00,0x00,0x00 },␉// "AAPL01,Stretch"␊
47␉{ 0x00,0x00,0x00,0x00 }␊
48};␊
49␊
50uint8_t HD2000_vals[16][4] = {␊
51␉{ 0x00,0x00,0x00,0x00 },␊
52␉{ 0x00,0x00,0x00,0x00 },␊
53␉{ 0x14,0x00,0x00,0x00 },␊
54␉{ 0xfa,0x00,0x00,0x00 },␊
55␉{ 0x2c,0x01,0x00,0x00 },␊
56␉{ 0x00,0x00,0x00,0x00 },␊
57␉{ 0x14,0x00,0x00,0x00 },␊
58␉{ 0xf4,0x01,0x00,0x00 },␊
59␉{ 0x00,0x00,0x00,0x00 },␊
60␉{ 0x00,0x00,0x00,0x00 },␊
61␉{ 0x00,0x00,0x00,0x00 },␊
62␉{ 0x00,0x00,0x00,0x00 },␊
63␉{ 0x00,0x00,0x00,0x00 },␊
64␉{ 0x00,0x00,0x00,0x00 },␊
65␉{ 0x00,0x00,0x00,0x00 },␊
66␉{ 0x01,0x00,0x00,0x00 },␊
67};␊
68␊
69uint8_t HD3000_vals[16][4] = {␊
70␉{ 0x00,0x00,0x00,0x00 },␊
71␉{ 0x00,0x00,0x00,0x00 },␊
72␉{ 0x14,0x00,0x00,0x00 },␊
73␉{ 0xfa,0x00,0x00,0x00 },␊
74␉{ 0x2c,0x01,0x00,0x00 },␊
75␉{ 0x00,0x00,0x00,0x00 },␊
76␉{ 0x14,0x00,0x00,0x00 },␊
77␉{ 0xf4,0x01,0x00,0x00 },␊
78␉{ 0x00,0x00,0x00,0x00 },␊
79␉{ 0x00,0x00,0x00,0x00 },␊
80␉{ 0x00,0x00,0x00,0x00 },␊
81␉{ 0x00,0x00,0x00,0x00 },␊
82␉{ 0x00,0x00,0x00,0x00 },␊
83␉{ 0x00,0x00,0x00,0x00 },␊
84␉{ 0x00,0x00,0x00,0x00 },␊
85␉{ 0x01,0x00,0x00,0x00 },␊
86};␊
87␊
88uint8_t HD2000_tbl_info[18] = {␊
89␉0x30,0x44,0x02,0x02,0x02,0x02,0x00,0x00,0x00,␊
90␉0x00,0x01,0x02,0x02,0x02,0x00,0x01,0x02,0x02␊
91};␊
92uint8_t HD2000_os_info[20] = {␊
93␉0x30,0x49,0x01,0x11,0x11,0x11,0x08,0x00,0x00,0x01,␊
94␉0xf0,0x1f,0x01,0x00,0x00,0x00,0x10,0x07,0x00,0x00␊
95};␊
96␊
97// The following values came from a Sandy Bridge MacBook Air␊
98uint8_t HD3000_tbl_info[18] = {␊
99␉0x30,0x44,0x02,0x02,0x02,0x02,0x00,0x00,0x00,␊
100␉0x00,0x02,0x02,0x02,0x02,0x01,0x01,0x01,0x01␊
101};␊
102␊
103// The following values came from a Sandy Bridge MacBook Air␊
104uint8_t HD3000_os_info[20] = {␊
105␉0x30,0x49,0x01,0x12,0x12,0x12,0x08,0x00,0x00,0x01,␊
106␉0xf0,0x1f,0x01,0x00,0x00,0x00,0x10,0x07,0x00,0x00␊
107};␊
108␊
109␊
110uint8_t reg_TRUE[]␉= { 0x01, 0x00, 0x00, 0x00 };␊
111uint8_t reg_FALSE[] = { 0x00, 0x00, 0x00, 0x00 };␊
112␊
113static struct gma_gpu_t KnownGPUS[] = {␊
114␉{ 0x00000000, "Unknown"␉␉},␊
115␉{ 0x80860042, "HD2000"␉␉},␊
116//␉{ 0x80860044, "HD2000"␉␉}, //host bridge␊
117␉{ 0x80860046, "HD2000"␉␉},␊
118␉{ 0x80862582, "GMA 915"␉␉},␊
119␉{ 0x80862592, "GMA 915"␉␉},␊
120␉{ 0x808627A2, "Mobile GMA950"␉},␊
121␉{ 0x808627AE, "Mobile GMA950"␉},␊
122␉{ 0x808627A6, "Mobile GMA950"␉}, //not a GPU␊
123␉{ 0x8086A011, "Mobile GMA3150"␉},␊
124␉{ 0x8086A012, "Mobile GMA3150"␉},␊
125␉{ 0x80862772, "Desktop GMA950"␉},␊
126␉{ 0x80862776, "Desktop GMA950"␉}, //not a GPU␊
127//␉{ 0x8086A001, "Desktop GMA3150" },␊
128␉{ 0x8086A001, "Mobile GMA3150"␉},␊
129␉{ 0x8086A002, "Desktop GMA3150" },␊
130␉{ 0x80862A02, "GMAX3100"␉␉},␊
131␉{ 0x80862A03, "GMAX3100"␉␉}, //not a GPU␊
132␉{ 0x80862A12, "GMAX3100"␉␉},␊
133␉{ 0x80862A13, "GMAX3100"␉␉},␊
134␉{ 0x80862A42, "GMAX3100"␉␉},␊
135␉{ 0x80862A43, "GMAX3100"␉␉},␊
136␉{ 0x80860102, "Intel HD Graphics 2000"␉␉},␊
137␉{ 0x80860106, "Intel HD Graphics 2000 Mobile"␉},␊
138␉{ 0x80860112, "Intel HD Graphics 3000"␉␉},␊
139␉{ 0x80860116, "Intel HD Graphics 3000 Mobile"␉},␊
140␉{ 0x80860122, "Intel HD Graphics 3000"␉␉},␊
141␉{ 0x80860126, "Intel HD Graphics 3000 Mobile"␉},␊
142␉{ 0x80860152, "Intel HD Graphics 2500"␉␉},␊
143␉{ 0x80860156, "Intel HD Graphics 2500 Mobile"␉},␊
144␉{ 0x80860162, "Intel HD Graphics 4000"␉␉},␊
145␉{ 0x80860166, "Intel HD Graphics 4000 Mobile"␉},␊
146};␊
147␊
148char *get_gma_model(uint32_t id) {␊
149␉int i;␊
150␊
151␉for (i = 0; i < (sizeof(KnownGPUS) / sizeof(KnownGPUS[0])); i++)␊
152␉{␊
153␉␉if (KnownGPUS[i].device == id)␊
154␉␉␉return KnownGPUS[i].name;␊
155␉}␊
156␉return KnownGPUS[0].name;␊
157}␊
158␊
159bool setup_gma_devprop(pci_dt_t *gma_dev)␊
160{␊
161␉char␉␉␉␉*devicepath;␊
162␉volatile uint8_t␉␉*regs;␊
163␉uint32_t␉␉␉bar[7];␊
164␉char␉␉␉␉*model;␊
165␉uint8_t BuiltIn =␉␉0x00;␊
166␉uint8_t ClassFix[4] = { 0x00, 0x00, 0x03, 0x00 };␊
167␉unsigned int␉␉␉device_id;␊
168␉struct␉␉␉␉DevPropDevice *device = NULL;␊
169␊
170␉devicepath = get_pci_dev_path(gma_dev);␊
171␊
172␉bar[0] = pci_config_read32(gma_dev->dev.addr, 0x10);␊
173␉regs = (uint8_t *) (bar[0] & ~0x0f);␊
174␊
175␉model = get_gma_model((gma_dev->vendor_id << 16) | gma_dev->device_id);␊
176␉device_id = gma_dev->device_id;␊
177␊
178␉verbose("Intel %s [%04x:%04x] :: %s\n",␊
179␉␉␉model, gma_dev->vendor_id, gma_dev->device_id, devicepath);␊
180␊
181␉if (!string)␊
182␉{␊
183␉␉string = devprop_create_string();␊
184␉}␊
185␊
186␉device = devprop_add_device(string, devicepath);␊
187␊
188␉if (!device)␊
189␉{␊
190␉␉printf("Failed initializing dev-prop string dev-entry.\n");␊
191␉␉pause();␊
192␉␉return false;␊
193␉}␊
194␊
195␉devprop_add_value(device, "model", (uint8_t*)model, (strlen(model) + 1));␊
196␉devprop_add_value(device, "device_type", (uint8_t*)"display", 8);␊
197␊
198␊
199␉if ((model == (char *)&"Mobile GMA950") || (model == (char *)&"Mobile GMA3150"))␊
200␉{␊
201␉␉devprop_add_value(device, "AAPL,HasPanel", reg_TRUE, 4);␊
202␉␉devprop_add_value(device, "built-in", &BuiltIn, 1);␊
203␉␉devprop_add_value(device, "class-code", ClassFix, 4);␊
204␉}␊
205␉else if ((model == (char *)&"Desktop GMA950") || (model == (char *)&"Desktop GMA3150"))␊
206␉{␊
207␉␉BuiltIn = 0x01;␊
208␉␉devprop_add_value(device, "built-in", &BuiltIn, 1);␊
209␉␉devprop_add_value(device, "class-code", ClassFix, 4);␊
210␉}␊
211␉else if (model == (char *)&"GMAX3100")␊
212␉{␊
213␉␉devprop_add_value(device, "AAPL,HasPanel",␉␉␉GMAX3100_vals[0], 4);␊
214␉␉devprop_add_value(device, "AAPL,SelfRefreshSupported",␉␉GMAX3100_vals[1], 4);␊
215␉␉devprop_add_value(device, "AAPL,aux-power-connected",␉␉GMAX3100_vals[2], 4);␊
216␉␉devprop_add_value(device, "AAPL,backlight-control",␉␉GMAX3100_vals[3], 4);␊
217␉␉devprop_add_value(device, "AAPL00,blackscreen-preferences",␉GMAX3100_vals[4], 4);␊
218␉␉devprop_add_value(device, "AAPL01,BacklightIntensity",␉␉GMAX3100_vals[5], 4);␊
219␉␉devprop_add_value(device, "AAPL01,blackscreen-preferences",␉GMAX3100_vals[6], 4);␊
220␉␉devprop_add_value(device, "AAPL01,DataJustify",␉␉␉GMAX3100_vals[7], 4);␊
221␉␉devprop_add_value(device, "AAPL01,Depth",␉␉␉GMAX3100_vals[8], 4);␊
222␉␉devprop_add_value(device, "AAPL01,Dither",␉␉␉GMAX3100_vals[9], 4);␊
223␉␉devprop_add_value(device, "AAPL01,DualLink",␉␉␉GMAX3100_vals[10], 4);␊
224␉␉devprop_add_value(device, "AAPL01,Height",␉␉␉GMAX3100_vals[11], 4);␊
225␉␉devprop_add_value(device, "AAPL01,Interlace",␉␉␉GMAX3100_vals[12], 4);␊
226␉␉devprop_add_value(device, "AAPL01,Inverter",␉␉␉GMAX3100_vals[13], 4);␊
227␉␉devprop_add_value(device, "AAPL01,InverterCurrent",␉␉GMAX3100_vals[14], 4);␊
228␉␉devprop_add_value(device, "AAPL01,InverterCurrency",␉␉GMAX3100_vals[15], 4);␊
229␉␉devprop_add_value(device, "AAPL01,LinkFormat",␉␉␉GMAX3100_vals[16], 4);␊
230␉␉devprop_add_value(device, "AAPL01,LinkType",␉␉␉GMAX3100_vals[17], 4);␊
231␉␉devprop_add_value(device, "AAPL01,Pipe",␉␉␉GMAX3100_vals[18], 4);␊
232␉␉devprop_add_value(device, "AAPL01,PixelFormat",␉␉␉GMAX3100_vals[19], 4);␊
233␉␉devprop_add_value(device, "AAPL01,Refresh",␉␉␉GMAX3100_vals[20], 4);␊
234␉␉devprop_add_value(device, "AAPL01,Stretch",␉␉␉GMAX3100_vals[21], 4);␊
235␉␉devprop_add_value(device, "class-code",␉␉␉␉ClassFix, 4);␊
236␉}␊
237␉else if (model == (char *)&"Intel HD Graphics 2000 Mobile")␊
238␉{␊
239␉␉devprop_add_value(device, "class-code", ClassFix, 4);␊
240␉␉devprop_add_value(device, "hda-gfx",␉␉␉␉(uint8_t *)"onboard-1", 10); ␊
241␉␉devprop_add_value(device, "AAPL00,PixelFormat",␉␉␉HD2000_vals[0], 4);␊
242␉␉devprop_add_value(device, "AAPL00,T1",␉␉␉␉HD2000_vals[1], 4);␊
243␉␉devprop_add_value(device, "AAPL00,T2",␉␉␉␉HD2000_vals[2], 4);␊
244␉␉devprop_add_value(device, "AAPL00,T3",␉␉␉␉HD2000_vals[3], 4);␊
245␉␉devprop_add_value(device, "AAPL00,T4",␉␉␉␉HD2000_vals[4], 4);␊
246␉␉devprop_add_value(device, "AAPL00,T5",␉␉␉␉HD2000_vals[5], 4);␊
247␉␉devprop_add_value(device, "AAPL00,T6",␉␉␉␉HD2000_vals[6], 4);␊
248␉␉devprop_add_value(device, "AAPL00,T7",␉␉␉␉HD2000_vals[7], 4);␊
249␉␉devprop_add_value(device, "AAPL00,LinkType",␉␉␉HD2000_vals[8], 4);␊
250␉␉devprop_add_value(device, "AAPL00,LinkFormat",␉␉␉HD2000_vals[9], 4);␊
251␉␉devprop_add_value(device, "AAPL00,DualLink",␉␉␉HD2000_vals[10], 4);␊
252␉␉devprop_add_value(device, "AAPL00,Dither",␉␉␉HD2000_vals[11], 4);␊
253␉␉devprop_add_value(device, "AAPL00,DataJustify",␉␉␉HD3000_vals[12], 4);␊
254␉␉devprop_add_value(device, "graphic-options",␉␉␉HD2000_vals[13], 4);␊
255␉␉devprop_add_value(device, "AAPL,tbl-info",␉␉␉HD2000_tbl_info, 18);␊
256␉␉devprop_add_value(device, "AAPL,os-info",␉␉␉HD2000_os_info, 20);␊
257␉}␊
258␉else if (model == (char *)&"Intel HD Graphics 3000 Mobile")␊
259␉{␊
260␉␉devprop_add_value(device, "class-code",␉␉␉␉ClassFix, 4);␊
261␉␉devprop_add_value(device, "hda-gfx",␉␉␉␉(uint8_t *)"onboard-1", 10); ␊
262␉␉devprop_add_value(device, "AAPL00,PixelFormat",␉␉␉HD3000_vals[0], 4);␊
263␉␉devprop_add_value(device, "AAPL00,T1",␉␉␉␉HD3000_vals[1], 4);␊
264␉␉devprop_add_value(device, "AAPL00,T2",␉␉␉␉HD3000_vals[2], 4);␊
265␉␉devprop_add_value(device, "AAPL00,T3",␉␉␉␉HD3000_vals[3], 4);␊
266␉␉devprop_add_value(device, "AAPL00,T4",␉␉␉␉HD3000_vals[4], 4);␊
267␉␉devprop_add_value(device, "AAPL00,T5",␉␉␉␉HD3000_vals[5], 4);␊
268␉␉devprop_add_value(device, "AAPL00,T6",␉␉␉␉HD3000_vals[6], 4);␊
269␉␉devprop_add_value(device, "AAPL00,T7",␉␉␉␉HD3000_vals[7], 4);␊
270␉␉devprop_add_value(device, "AAPL00,LinkType",␉␉␉HD3000_vals[8], 4);␊
271␉␉devprop_add_value(device, "AAPL00,LinkFormat",␉␉␉HD3000_vals[9], 4);␊
272␉␉devprop_add_value(device, "AAPL00,DualLink",␉␉␉HD3000_vals[10], 4);␊
273␉␉devprop_add_value(device, "AAPL00,Dither",␉␉␉HD3000_vals[11], 4);␊
274␉␉devprop_add_value(device, "AAPL00,DataJustify",␉␉␉HD3000_vals[12], 4);␊
275␉␉devprop_add_value(device, "graphic-options",␉␉␉HD3000_vals[13], 4);␊
276␉␉devprop_add_value(device, "AAPL,tbl-info",␉␉␉HD3000_tbl_info, 18);␊
277␉␉devprop_add_value(device, "AAPL,os-info",␉␉␉HD3000_os_info, 20);␊
278␉}␊
279␉else if (model == (char *)&"Intel HD Graphics 4000")␊
280␉{␊
281␉␉devprop_add_value(device, "built-in",␉␉␉␉&BuiltIn, 1);␊
282␉␉devprop_add_value(device, "class-code",␉␉␉␉ClassFix, 4);␊
283␉␉devprop_add_value(device, "device-id",␉␉␉␉(uint8_t*)&device_id, sizeof(device_id));␊
284␉␉devprop_add_value(device, "hda-gfx",␉␉␉␉(uint8_t *)"onboard-1", 10); ␊
285␉␉devprop_add_value(device, "AAPL,tbl-info",␉␉␉HD2000_tbl_info, 18);␊
286␉␉devprop_add_value(device, "AAPL,os-info",␉␉␉HD2000_os_info, 20);␊
287␉}␊
288␉else if (model == (char *)&"Intel HD Graphics 3000")␊
289␉{␊
290␉␉devprop_add_value(device, "built-in",␉␉␉␉&BuiltIn, 1);␊
291␉␉devprop_add_value(device, "class-code",␉␉␉␉ClassFix, 4);␊
292␉␉device_id = 0x00000126;␉␉␉␉␉␉␉␉␉␉␉// Inject a valid mobile GPU device id instead of patching kexts␊
293␉␉devprop_add_value(device, "device-id",␉␉␉␉(uint8_t*)&device_id, sizeof(device_id));␊
294␉␉devprop_add_value(device, "hda-gfx",␉␉␉␉(uint8_t *)"onboard-1", 10); ␊
295␉␉devprop_add_value(device, "AAPL,tbl-info",␉␉␉HD3000_tbl_info, 18);␊
296␉␉devprop_add_value(device, "AAPL,os-info",␉␉␉HD3000_os_info, 20);␊
297␉}␊
298␉else if (!strncmp(model, "Intel HD Graphics 2500", 12U) || !strncmp(model, "Intel HD Graphics 4000", 12U))␊
299␉{␊
300␉␉uint32_t ig_platform_id = 0U;␉// Default to 0x01660000␊
301␉␉getIntForKey("IGPlatformId",␉␉␉␉␉(int*)&ig_platform_id, &bootInfo->chameleonConfig);␊
302␉␉if (ig_platform_id > 11U)␊
303␉␉{␊
304␉␉␉ig_platform_id = 0U;␊
305␉␉}␊
306␊
307␉␉if (ig_platform_id >= 5U && ig_platform_id <= 7U)␊
308␉␉{␊
309␉␉␉ig_platform_id |= 0x01620000U;␊
310␉␉}␊
311␉␉else␊
312␉␉{␊
313␉␉␉ig_platform_id |= 0x01660000U;␊
314␉␉}␊
315␉␉devprop_add_value(device, "AAPL,ig-platform-id",␉␉(uint8_t*)&ig_platform_id, sizeof ig_platform_id);␊
316#if 0␊
317␉␉devprop_add_value(device, "built-in",␉␉␉␉&BuiltIn, 1);␊
318␉␉devprop_add_value(device, "class-code",␉␉␉␉ClassFix, 4);␊
319␉␉devprop_add_value(device, "hda-gfx",␉␉␉␉(uint8_t *)"onboard-1", 10);␊
320#endif␊
321␊
322#if 0␊
323␉␉{␊
324␉␉␉DevPropDevice *meiDevice = NULL;␊
325␉␉␉uint32_t mei_device_id = 0x1e3aU;␊
326␉␉␉meiDevice = devprop_add_device(string, "PciRoot(0x0)/Pci(0x16,0x0)");␊
327␉␉␉if (meiDevice)␊
328␉␉␉{␊
329␉␉␉␉devprop_add_value(meiDevice, "device-id",␉(uint8_t*)&mei_device_id, sizeof mei_device_id);␊
330␉␉␉}␊
331␉␉␉else␊
332␉␉␉{␊
333␉␉␉␉printf("Failed initializing dev-prop MEIDevice.\n");␊
334␉␉␉}␊
335␉␉}␊
336#endif␊
337␉}␊
338␊
339␉stringdata = malloc(sizeof(uint8_t) * string->length);␊
340␉if (!stringdata)␊
341␉{␊
342␉␉printf("No stringdata.\n");␊
343␉␉pause();␊
344␉␉return false;␊
345␉}␊
346␊
347␉memcpy(stringdata, (uint8_t*)devprop_generate_string(string), string->length);␊
348␉stringlength = string->length;␊
349␊
350␉return true;␊
351}␊
352

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