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Root/branches/cparm/i386/modules/GraphicsEnabler/ati.c

1/*
2 * ATI injector
3 *
4 * Copyright (C) 2009 Jasmin Fazlic, iNDi, netkas
5 *
6 * ATI injector is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 *
11 * ATI driver and injector is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with ATI injector. If not, see <http://www.gnu.org/licenses/>.
18 */
19/*
20 * Alternatively you can choose to comply with APSL
21 */
22
23
24#include "libsaio.h"
25#include "boot.h"
26#include "bootstruct.h"
27#include "pci.h"
28#include "platform.h"
29#include "device_inject.h"
30#include "ati.h"
31
32#ifndef DEBUG_ATI
33#define DEBUG_ATI 0
34#endif
35
36#if DEBUG_ATI
37#define DBG(x...)printf(x)
38#else
39#define DBG(x...)
40#endif
41
42//#define MAX_NUM_DCB_ENTRIES 16
43
44//#define TYPE_GROUPED 0xff
45
46const char *ati_compatible_0[]= { "@0,compatible", "ATY,%s" };
47const char *ati_compatible_1[]= { "@1,compatible", "ATY,%s" };
48const char *ati_device_type_0[]= { "@0,device_type", "display" };
49const char *ati_device_type_1[]= { "@1,device_type", "display" };
50const char *ati_device_type[]= { "device_type", "ATY,%sParent" };
51const char *ati_name_0[]= { "@0,name", "ATY,%s" };
52const char *ati_name_1[]= { "@1,name", "ATY,%s" };
53const char *ati_name[]= { "name", "ATY,%sParent" };
54const char *ati_efidisplay_0[]= { "@0,ATY,EFIDisplay", "TMDSB" };
55struct ati_data_key ati_connector_type_0= { 0x04, "@0,connector-type", {0x00, 0x04, 0x00, 0x00} };
56struct ati_data_key ati_connector_type_1= { 0x04, "@1,connector-type", {0x04, 0x00, 0x00, 0x00} };
57struct ati_data_key ati_display_con_fl_type_0= { 0x04, "@0,display-connect-flags", {0x00, 0x00, 0x04, 0x00} };
58const char *ati_display_type_0[]= { "@0,display-type", "LCD" };
59const char *ati_display_type_1[]= { "@1,display-type", "NONE" };
60struct ati_data_key ati_aux_power_conn= { 0x04, "AAPL,aux-power-connected", {0x01, 0x00, 0x00, 0x00} };
61struct ati_data_key ati_backlight_ctrl= { 0x04, "AAPL,backlight-control", {0x00, 0x00, 0x00, 0x00} };
62struct ati_data_key ati_aapl01_coher= { 0x04, "AAPL01,Coherency", {0x01, 0x00, 0x00, 0x00} };
63const char *ati_card_no[]= { "ATY,Card#", "109-B77101-00" };
64const char *ati_copyright[]= { "ATY,Copyright", "Copyright AMD Inc. All Rights Reserved. 2005-2009" };
65const char *ati_efi_compile_d[]= { "ATY,EFICompileDate", "Jan 26 2009" };
66struct ati_data_key ati_efi_disp_conf= { 0x08, "ATY,EFIDispConfig", {0x45, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01} };
67struct ati_data_key ati_efi_drv_type= { 0x01, "ATY,EFIDriverType", {0x02} };
68struct ati_data_key ati_efi_enbl_mode= { 0x01, "ATY,EFIEnabledMode", {0x01} };
69struct ati_data_key ati_efi_init_stat= { 0x04, "ATY,EFIHWInitStatus", {0x00, 0x00, 0x00, 0x00} };
70struct ati_data_key ati_efi_orientation= { 0x02, "ATY,EFIOrientation", {0x02, 0x00} };
71const char *ati_efi_version[]= { "ATY,EFIVersion", "01.00.318" };
72const char *ati_efi_versionB[]= { "ATY,EFIVersionB", "113-SBSJ1G04-00R-02" };
73const char *ati_efi_versionE[]= { "ATY,EFIVersionE", "113-B7710A-318" };
74struct ati_data_key ati_mclk= { 0x04, "ATY,MCLK", {0x70, 0x2e, 0x11, 0x00} };
75struct ati_data_key ati_mem_rev_id= { 0x02, "ATY,MemRevisionID", {0x03, 0x00} };
76struct ati_data_key ati_mem_vend_id= { 0x02, "ATY,MemVendorID", {0x02, 0x00} };
77const char *ati_mrt[]= { "ATY,MRT", " " };
78const char *ati_romno[]= { "ATY,Rom#", "113-B7710C-176" };
79struct ati_data_key ati_sclk= { 0x04, "ATY,SCLK", {0x28, 0xdb, 0x0b, 0x00} };
80struct ati_data_key ati_vendor_id= { 0x02, "ATY,VendorID", {0x02, 0x10} };
81struct ati_data_key ati_platform_info= { 0x80, "ATY,PlatformInfo", {0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} };
82struct ati_data_key ati_mvad= { 0x40, "MVAD", {0x3f, 0x5c, 0x82, 0x02, 0xff, 0x90, 0x00, 0x54, 0x60, 0x00, 0xac, 0x10, 0xa0, 0x17, 0x00, 0x03, 0xb0, 0x68, 0x00, 0x0a, 0xa0, 0x0a, 0x30, 0x00, 0x20, 0x00, 0x40, 0x06, 0x6e, 0x06, 0x03, 0x00, 0x06, 0x00, 0x40, 0x06, 0x00, 0x0a, 0x10, 0x01, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x21, 0x00, 0x10, 0x06, 0x92, 0x20, 0x00, 0x03} };
83struct ati_data_key ati_saved_config= { 0x100, "saved-config", {0x3f, 0x5c, 0x82, 0x02, 0xff, 0x90, 0x00, 0x54, 0x60, 0x00, 0xac, 0x10, 0xa0, 0x17, 0x00, 0x03, 0xb0, 0x68, 0x00, 0x0a, 0xa0, 0x0a, 0x30, 0x00, 0x20, 0x00, 0x40, 0x06, 0x6e, 0x06, 0x03, 0x00, 0x06, 0x00, 0x40, 0x06, 0x00, 0x0a, 0x10, 0x01, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x21, 0x00, 0x10, 0x06, 0x92, 0x20, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xee, 0x02, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x31, 0x30, 0x50, 0x44, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x32, 0x32, 0x32, 0x01, 0x00, 0x00, 0x00, 0x00, 0x02, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} };
84///non 48xx keys
85const char *ati_efidisplay_0_n4[]= { "@0,ATY,EFIDisplay", "TMDSA" };
86struct ati_data_key ati_connector_type_0_n4= { 0x04, "@0,connector-type", {0x04, 0x00, 0x00, 0x00} };
87struct ati_data_key ati_connector_type_1_n4= { 0x04, "@1,connector-type", {0x00, 0x02, 0x00, 0x00} };
88struct ati_data_key ati_aapl_emc_disp_list_n4= { 0x40, "AAPL,EMC-Display-List", {0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x10, 0x00, 0x00, 0x1b, 0x92, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x10, 0x00, 0x00, 0x1c, 0x92, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x10, 0x00, 0x00, 0x21, 0x92, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} };
89struct ati_data_key ati_fb_offset_n4= { 0x08, "ATY,FrameBufferOffset", {0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00} };
90struct ati_data_key ati_hwgpio_n4= { 0x04, "ATY,HWGPIO", {0x23, 0xa8, 0x48, 0x00} };
91struct ati_data_key ati_iospace_offset_n4= { 0x08, "ATY,IOSpaceOffset", {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x00} };
92struct ati_data_key ati_mclk_n4= { 0x04, "ATY,MCLK", {0x00, 0x35, 0x0c, 0x00} };
93struct ati_data_key ati_sclk_n4= { 0x04, "ATY,SCLK", {0x60, 0xae, 0x0a, 0x00} };
94struct ati_data_key ati_refclk_n4= { 0x04, "ATY,RefCLK", {0x8c, 0x0a, 0x00, 0x00} };
95struct ati_data_key ati_regspace_offset_n4= { 0x08, "ATY,RegisterSpaceOffset", {0x00, 0x00, 0x00, 0x00, 0x90, 0xa2, 0x00, 0x00} };
96struct ati_data_key ati_vram_memsize_0= { 0x08, "@0,VRAM,memsize", {0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00} };
97struct ati_data_key ati_vram_memsize_1= { 0x08, "@1,VRAM,memsize", {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} };
98struct ati_data_key ati_aapl_blackscr_prefs_0_n4= { 0x04, "AAPL00,blackscreen-preferences", {0x00, 0x00, 0x00, 0x00} };
99struct ati_data_key ati_aapl_blackscr_prefs_1_n4= { 0x04, "AAPL01,blackscreen-preferences", {0x00, 0x00, 0x00, 0x00} };
100struct ati_data_key ati_swgpio_info_n4= { 0x04, "ATY,SWGPIO Info", {0x00, 0x48, 0xa8, 0x23} };
101struct ati_data_key ati_efi_orientation_n4= { 0x01, "ATY,EFIOrientation", {0x08} };
102struct ati_data_key ati_mvad_n4= { 0x100, "MVAD", {0x3e, 0x5c, 0x82, 0x00, 0xff, 0x90, 0x00, 0xf6, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x28, 0x3c, 0x80, 0x07, 0x20, 0x08, 0x30, 0x00, 0x20, 0x00, 0xb0, 0x04, 0xd3, 0x04, 0x03, 0x00, 0x06, 0x00, 0xb0, 0x04, 0x80, 0x07, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x90, 0x01, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x31, 0x30, 0x50, 0x44, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x32, 0x32, 0x32, 0x01, 0x00, 0x00, 0x00, 0x00, 0x02, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} };
103struct ati_data_key ati_saved_config_n4= { 0x100, "saved-config", {0x3e, 0x5c, 0x82, 0x00, 0xff, 0x90, 0x00, 0xf6, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x28, 0x3c, 0x80, 0x07, 0x20, 0x08, 0x30, 0x00, 0x20, 0x00, 0xb0, 0x04, 0xd3, 0x04, 0x03, 0x00, 0x06, 0x00, 0xb0, 0x04, 0x80, 0x07, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x90, 0x01, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x31, 0x30, 0x50, 0x44, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x32, 0x32, 0x32, 0x01, 0x00, 0x00, 0x00, 0x00, 0x02, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} };
104
105struct pcir_s {
106uint32_t signature;
107uint16_t vid;
108uint16_t devid;
109};
110
111// Known cards as of 2008/08/26
112struct ati_chipsets_t ATIKnownChipsets[] = {
113{ 0x00000000, "Unknown" } ,
114{ 0x10029589, "ATI Radeon 2600 Series"} ,
115{ 0x10029588, "ATI Radeon 2600 Series"} ,
116{ 0x100294C3, "ATI Radeon 2400 Series"} ,
117{ 0x100294C4, "ATI Radeon 2400 Series"} ,
118{ 0x100294C6, "ATI Radeon 2400 Series"} ,
119{ 0x10029400, "ATI Radeon 2900 Series"} ,
120{ 0x10029405, "ATI Radeon 2900GT Series"} ,
121{ 0x10029581, "ATI Radeon 2600 Series"} ,
122{ 0x10029583, "ATI Radeon 2600 Series"} ,
123{ 0x10029586, "ATI Radeon 2600 Series"} ,
124{ 0x10029587, "ATI Radeon 2600 Series"} ,
125{ 0x100294C9, "ATI Radeon 2400 Series"} ,
126{ 0x10029501, "ATI Radeon 3800 Series"} ,
127{ 0x10029505, "ATI Radeon 3800 Series"} ,
128{ 0x10029515, "ATI Radeon 3800 Series"} ,
129{ 0x10029507, "ATI Radeon 3800 Series"} ,
130{ 0x10029500, "ATI Radeon 3800 Series"} ,
131{ 0x1002950F, "ATI Radeon 3800X2 Series"} ,
132{ 0x100295C5, "ATI Radeon 3400 Series"} ,
133{ 0x100295C7, "ATI Radeon 3400 Series"} ,
134{ 0x100295C0, "ATI Radeon 3400 Series"} ,
135{ 0x10029596, "ATI Radeon 3600 Series"} ,
136{ 0x10029590, "ATI Radeon 3600 Series"} ,
137{ 0x10029599, "ATI Radeon 3600 Series"} ,
138{ 0x10029597, "ATI Radeon 3600 Series"} ,
139{ 0x10029598, "ATI Radeon 3600 Series"} ,
140{ 0x10029442, "ATI Radeon 4850 Series"} ,
141{ 0x10029440, "ATI Radeon 4870 Series"} ,
142{ 0x1002944C, "ATI Radeon 4830 Series"} ,
143{ 0x10029460, "ATI Radeon 4890 Series"} ,
144{ 0x10029462, "ATI Radeon 4890 Series"} ,
145{ 0x10029441, "ATI Radeon 4870X2 Series"} ,
146{ 0x10029443, "ATI Radeon 4850X2 Series"} ,
147{ 0x10029444, "ATI Radeon 4800 Series"} ,
148{ 0x10029446, "ATI Radeon 4800 Series"} ,
149{ 0x1002944E, "ATI Radeon 4730 Series"} ,
150{ 0x10029450, "ATI Radeon 4800 Series"} ,
151{ 0x10029452, "ATI Radeon 4800 Series"} ,
152{ 0x10029456, "ATI Radeon 4800 Series"} ,
153{ 0x1002944A, "ATI Radeon 4800 Mobility Series"} ,
154{ 0x1002945A, "ATI Radeon 4800 Mobility Series"} ,
155{ 0x1002945B, "ATI Radeon 4800 Mobility Series"} ,
156{ 0x1002944B, "ATI Radeon 4800 Mobility Series"} ,
157{ 0x10029490, "ATI Radeon 4670 Series"} ,
158{ 0x10029498, "ATI Radeon 4650 Series"} ,
159{ 0x10029490, "ATI Radeon 4600 Series"} ,
160{ 0x10029498, "ATI Radeon 4600 Series"} ,
161{ 0x1002949E, "ATI Radeon 4600 Series"} ,
162{ 0x10029480, "ATI Radeon 4600 Series"} ,
163{ 0x10029488, "ATI Radeon 4600 Series"} ,
164{ 0x10029540, "ATI Radeon 4500 Series"} ,
165{ 0x10029541, "ATI Radeon 4500 Series"} ,
166{ 0x1002954E, "ATI Radeon 4500 Series"} ,
167{ 0x10029552, "ATI Radeon 4300 Mobility Series"} ,
168{ 0x10029553, "ATI Radeon 4500 Mobility Series"} ,
169{ 0x1002954F, "ATI Radeon 4300 Series"} ,
170{ 0x100294B3, "ATI Radeon 4770 Series"} ,
171{ 0x100294B5, "ATI Radeon 4770 Series"} ,
172{ 0x100268B8, "ATI Radeon 5700 Series"} ,
173{ 0x100268BE, "ATI Radeon 5700 Series"} ,
174{ 0x10026898, "ATI Radeon 5800 Series"} ,
175{ 0x10026899, "ATI Radeon 5800 Series"}
176};
177
178struct ati_chipsets_t ATIKnownFramebuffers[] = {
179{ 0x00000000, "Megalodon" },
180{ 0x10029589, "Lamna"} ,
181{ 0x10029588, "Lamna"} ,
182{ 0x100294C3, "Iago"} ,
183{ 0x100294C4, "Iago"} ,
184{ 0x100294C6, "Iago"} ,
185{ 0x10029400, "Franklin"} ,
186{ 0x10029405, "Franklin"} ,
187{ 0x10029581, "Hypoprion"} ,
188{ 0x10029583, "Hypoprion"} ,
189{ 0x10029586, "Hypoprion"} ,
190{ 0x10029587, "Hypoprion"} ,
191{ 0x100294C9, "Iago"} ,
192{ 0x10029501, "Megalodon"} ,
193{ 0x10029505, "Megalodon"} ,
194{ 0x10029515, "Megalodon"} ,
195{ 0x10029507, "Megalodon"} ,
196{ 0x10029500, "Megalodon"} ,
197{ 0x1002950F, "Triakis"} ,
198{ 0x100295C5, "Iago"} ,
199{ 0x100295C7, "Iago"} ,
200{ 0x100295C0, "Iago"} ,
201{ 0x10029596, "Megalodon"} ,
202{ 0x10029590, "Megalodon"} ,
203{ 0x10029599, "Megalodon"} ,
204{ 0x10029597, "Megalodon"} ,
205{ 0x10029598, "Megalodon"} ,
206{ 0x10029442, "Motmot"} ,
207{ 0x10029440, "Motmot"} ,
208{ 0x1002944C, "Motmot"} ,
209{ 0x10029460, "Motmot"} ,
210{ 0x10029462, "Motmot"} ,
211{ 0x10029441, "Motmot"} ,
212{ 0x10029443, "Motmot"} ,
213{ 0x10029444, "Motmot"} ,
214{ 0x10029446, "Motmot"} ,
215{ 0x1002944E, "Motmot"} ,
216{ 0x10029450, "Motmot"} ,
217{ 0x10029452, "Motmot"} ,
218{ 0x10029456, "Motmot"} ,
219{ 0x1002944A, "Motmot"} ,
220{ 0x1002945A, "Motmot"} ,
221{ 0x1002945B, "Motmot"} ,
222{ 0x1002944B, "Motmot"} ,
223{ 0x10029490, "Peregrine"} ,
224{ 0x10029498, "Peregrine"} ,
225{ 0x1002949E, "Peregrine"} ,
226{ 0x10029480, "Peregrine"} ,
227{ 0x10029488, "Peregrine"} ,
228{ 0x10029540, "Peregrine"} ,
229{ 0x10029541, "Peregrine"} ,
230{ 0x1002954E, "Peregrine"} ,
231{ 0x10029552, "Peregrine"} ,
232{ 0x10029553, "Peregrine"} ,
233{ 0x1002954F, "Peregrine"} ,
234{ 0x100294B3, "Peregrine"},
235{ 0x100294B5, "Peregrine"},
236{ 0x100268B8, "Motmot"},
237{ 0x100268BE, "Motmot"},
238{ 0x10026898, "Motmot"},
239{ 0x10026899, "Motmot"}
240};
241static uint32_t accessROM(pci_dt_t *ati_dev, unsigned int mode);
242static uint8_t *readAtomBIOS(pci_dt_t *ati_dev);
243static uint32_t getvramsizekb(pci_dt_t *ati_dev);
244static bool radeon_card_posted(pci_dt_t *ati_dev);
245static uint32_t load_ati_bios_file(const char *filename, uint8_t *buf, int bufsize);
246static char *get_ati_model(uint32_t id);
247static char *get_ati_fb(uint32_t id);
248static int devprop_add_iopciconfigspace(struct DevPropDevice *device, pci_dt_t *ati_dev);
249static int devprop_add_ati_template_4xxx(struct DevPropDevice *device);
250static int devprop_add_ati_template(struct DevPropDevice *device);
251
252static uint32_t accessROM(pci_dt_t *ati_dev, unsigned int mode)
253{
254uint32_tbar[7];
255volatile uint32_t*regs;
256
257bar[2] = pci_config_read32(ati_dev->dev.addr, 0x18 );
258regs = (uint32_t *) (bar[2] & ~0x0f);
259
260if (mode) {
261if (mode != 1) {
262return 0xe00002c7;
263}
264REG32W(0x179c, 0x00080000);
265REG32W(0x1798, 0x00080721);
266REG32W(0x17a0, 0x00080621);
267REG32W(0x1600, 0x14030300);
268REG32W(0x1798, 0x21);
269REG32W(0x17a0, 0x21);
270REG32W(0x179c, 0x00);
271REG32W(0x17a0, 0x21);
272REG32W(0x1798, 0x21);
273REG32W(0x1798, 0x21);
274} else {
275REG32W(0x1600, 0x14030302);
276REG32W(0x1798, 0x21);
277REG32W(0x17a0, 0x21);
278REG32W(0x179c, 0x00080000);
279REG32W(0x17a0, 0x00080621);
280REG32W(0x1798, 0x00080721);
281REG32W(0x1798, 0x21);
282REG32W(0x17a0, 0x21);
283REG32W(0x179c, 0x00);
284REG32W(0x1604, 0x0400e9fc);
285REG32W(0x161c, 0x00);
286REG32W(0x1620, 0x9f);
287REG32W(0x1618, 0x00040004);
288REG32W(0x161c, 0x00);
289REG32W(0x1604, 0xe9fc);
290REG32W(0x179c, 0x00080000);
291REG32W(0x1798, 0x00080721);
292REG32W(0x17a0, 0x00080621);
293REG32W(0x1798, 0x21);
294REG32W(0x17a0, 0x21);
295REG32W(0x179c, 0x00);
296}
297return 0;
298}
299
300static uint8_t *readAtomBIOS(pci_dt_t *ati_dev)
301{
302uint32_tbar[7];
303uint32_t*BIOSBase;
304uint32_tcounter;
305volatile uint32_t*regs;
306
307bar[2] = pci_config_read32(ati_dev->dev.addr, 0x18 );
308regs = (volatile uint32_t *) (bar[2] & ~0x0f);
309accessROM(ati_dev, 0);
310REG32W(0xa8, 0);
311REG32R(0xac);
312REG32W(0xa8, 0);
313REG32R(0xac);
314
315BIOSBase = malloc(0x10000);
316REG32W(0xa8, 0);
317BIOSBase[0] = REG32R(0xac);
318counter = 4;
319do {
320REG32W(0xa8, counter);
321BIOSBase[counter/4] = REG32R(0xac);
322counter +=4;
323} while (counter != 0x10000);
324accessROM((pci_dt_t *)regs, 1);
325
326if (*(uint16_t *)BIOSBase != 0xAA55) {
327printf("Wrong BIOS signature: %04x\n", *(uint16_t *)BIOSBase);
328return 0;
329}
330return (uint8_t *)BIOSBase;
331}
332
333#define R5XX_CONFIG_MEMSIZE0x00F8
334#define R6XX_CONFIG_MEMSIZE0x5428
335
336static uint32_t getvramsizekb(pci_dt_t *ati_dev)
337{
338uint32_tbar[7];
339uint32_tsize;
340volatile uint32_t*regs;
341
342bar[2] = pci_config_read32(ati_dev->dev.addr, 0x18 );
343regs = (uint32_t *) (bar[2] & ~0x0f);
344if (ati_dev->device_id < 0x9400) {
345size = (REG32R(R5XX_CONFIG_MEMSIZE)) >> 10;
346} else {
347size = (REG32R(R6XX_CONFIG_MEMSIZE)) >> 10;
348}
349return size;
350}
351
352#define AVIVO_D1CRTC_CONTROL0x6080
353#define AVIVO_CRTC_EN(1<<0)
354#define AVIVO_D2CRTC_CONTROL0x6880
355
356static bool radeon_card_posted(pci_dt_t *ati_dev)
357{
358// if devid matches biosimage(from legacy) devid - posted card, fails with X2/crossfire cards.
359/*char *biosimage = 0xC0000;
360
361 if ((uint8_t)biosimage[0] == 0x55 && (uint8_t)biosimage[1] == 0xaa)
362 {
363 struct pci_rom_pci_header_t *rom_pci_header;
364 rom_pci_header = (struct pci_rom_pci_header_t*)(biosimage + (uint8_t)biosimage[24] + (uint8_t)biosimage[25]*256);
365
366 if (rom_pci_header->signature == 0x52494350)
367 {
368 if (rom_pci_header->device == ati_dev->device_id)
369 {
370 return true;
371 printf("Card was POSTed\n");
372 }
373 }
374 }
375 return false;
376 printf("Card was not POSTed\n");
377 */
378//fails yet
379uint32_tbar[7];
380uint32_tval;
381volatile uint32_t*regs;
382
383bar[2] = pci_config_read32(ati_dev->dev.addr, 0x18);
384regs = (uint32_t *) (bar[2] & ~0x0f);
385
386val = REG32R(AVIVO_D1CRTC_CONTROL) | REG32R(AVIVO_D2CRTC_CONTROL);
387if (val & AVIVO_CRTC_EN) {
388return true;
389} else {
390return false;
391}
392}
393
394static uint32_t load_ati_bios_file(const char *filename, uint8_t *buf, int bufsize)
395{
396intfd;
397intsize;
398
399if ((fd = open_bvdev("bt(0,0)", filename)) < 0) {
400return 0;
401}
402size = file_size(fd);
403if (size > bufsize) {
404printf("Filesize of %s is bigger than expected! Truncating to 0x%x Bytes!\n", filename, bufsize);
405size = bufsize;
406}
407size = read(fd, (char *)buf, size);
408close(fd);
409return size > 0 ? size : 0;
410}
411
412static char *get_ati_model(uint32_t id)
413{
414unsigned inti;
415
416for (i=0; i< (sizeof(ATIKnownChipsets) / sizeof(ATIKnownChipsets[0])); i++) {
417if (ATIKnownChipsets[i].device == id) {
418return ATIKnownChipsets[i].name;
419}
420}
421return ATIKnownChipsets[0].name;
422}
423
424static char *get_ati_fb(uint32_t id)
425{
426unsigned inti;
427
428for (i=0; i< (sizeof(ATIKnownFramebuffers) / sizeof(ATIKnownFramebuffers[0])); i++) {
429if (ATIKnownFramebuffers[i].device == id) {
430return ATIKnownFramebuffers[i].name;
431}
432}
433return ATIKnownFramebuffers[0].name;
434}
435
436static int devprop_add_iopciconfigspace(struct DevPropDevice *device, pci_dt_t *ati_dev)
437{
438inti;
439uint8_t*config_space;
440
441if (!device || !ati_dev) {
442return 0;
443}
444printf("dumping pci config space, 256 bytes\n");
445config_space = malloc(256);
446for (i=0; i<=255; i++) {
447config_space[i] = pci_config_read8( ati_dev->dev.addr, i);
448}
449devprop_add_value(device, "ATY,PCIConfigSpace", config_space, 256);
450free (config_space);
451return 1;
452}
453
454static int devprop_add_ati_template_4xxx(struct DevPropDevice *device)
455{
456if(!device)
457return 0;
458
459//if(!DP_ADD_TEMP_VAL(device, ati_compatible_0))
460//return 0;
461//if(!DP_ADD_TEMP_VAL(device, ati_compatible_1))
462//return 0;
463if(!DP_ADD_TEMP_VAL(device, ati_device_type_0))
464return 0;
465if(!DP_ADD_TEMP_VAL(device, ati_device_type_1))
466return 0;
467//if(!DP_ADD_TEMP_VAL(device, ati_device_type))
468//return 0;
469//if(!DP_ADD_TEMP_VAL(device, ati_name_0))
470//return 0;
471//if(!DP_ADD_TEMP_VAL(device, ati_name_1))
472//return 0;
473//if(!DP_ADD_TEMP_VAL(device, ati_name))
474//return 0;
475if(!DP_ADD_TEMP_VAL(device, ati_efidisplay_0))
476return 0;
477if(!DP_ADD_TEMP_VAL(device, ati_display_type_0))
478return 0;
479if(!DP_ADD_TEMP_VAL(device, ati_display_type_1))
480return 0;
481//if(!DP_ADD_TEMP_VAL(device, ati_slot_name))
482//return 0;
483if(!DP_ADD_TEMP_VAL(device, ati_card_no))
484return 0;
485if(!DP_ADD_TEMP_VAL(device, ati_copyright))
486return 0;
487if(!DP_ADD_TEMP_VAL(device, ati_efi_compile_d))
488return 0;
489if(!DP_ADD_TEMP_VAL(device, ati_efi_version))
490return 0;
491if(!DP_ADD_TEMP_VAL(device, ati_efi_versionB))
492return 0;
493if(!DP_ADD_TEMP_VAL(device, ati_efi_versionE))
494return 0;
495if(!DP_ADD_TEMP_VAL(device, ati_mrt))
496return 0;
497if(!DP_ADD_TEMP_VAL(device, ati_romno))
498return 0;
499if(!DP_ADD_TEMP_VAL(device, ati_name_1))
500return 0;
501if(!DP_ADD_TEMP_VAL_DATA(device, ati_connector_type_0))
502return 0;
503if(!DP_ADD_TEMP_VAL_DATA(device, ati_connector_type_1))
504return 0;
505if(!DP_ADD_TEMP_VAL_DATA(device, ati_display_con_fl_type_0))
506return 0;
507if(!DP_ADD_TEMP_VAL_DATA(device, ati_aux_power_conn))
508return 0;
509if(!DP_ADD_TEMP_VAL_DATA(device, ati_backlight_ctrl))
510return 0;
511if(!DP_ADD_TEMP_VAL_DATA(device, ati_aapl01_coher))
512return 0;
513if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_disp_conf))
514return 0;
515if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_drv_type))
516return 0;
517if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_enbl_mode))
518return 0;
519if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_init_stat))
520return 0;
521if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_orientation))
522return 0;
523if(!DP_ADD_TEMP_VAL_DATA(device, ati_mclk))
524return 0;
525if(!DP_ADD_TEMP_VAL_DATA(device, ati_mem_rev_id))
526return 0;
527if(!DP_ADD_TEMP_VAL_DATA(device, ati_mem_vend_id))
528return 0;
529if(!DP_ADD_TEMP_VAL_DATA(device, ati_sclk))
530return 0;
531if(!DP_ADD_TEMP_VAL_DATA(device, ati_vendor_id))
532return 0;
533if(!DP_ADD_TEMP_VAL_DATA(device, ati_platform_info))
534return 0;
535if(!DP_ADD_TEMP_VAL_DATA(device, ati_mvad))
536return 0;
537if(!DP_ADD_TEMP_VAL_DATA(device, ati_saved_config))
538return 0;
539return 1;
540}
541
542static int devprop_add_ati_template(struct DevPropDevice *device)
543{
544if(!device)
545return 0;
546
547if(!DP_ADD_TEMP_VAL_DATA(device, ati_platform_info))
548return 0;
549if(!DP_ADD_TEMP_VAL(device, ati_device_type_0))
550return 0;
551if(!DP_ADD_TEMP_VAL(device, ati_device_type_1))
552return 0;
553if(!DP_ADD_TEMP_VAL(device, ati_efidisplay_0_n4))
554return 0;
555//if(!DP_ADD_TEMP_VAL(device, ati_slot_name_n4))
556//return 0;
557if(!DP_ADD_TEMP_VAL(device, ati_card_no))
558return 0;
559if(!DP_ADD_TEMP_VAL(device, ati_copyright))
560return 0;
561if(!DP_ADD_TEMP_VAL(device, ati_efi_compile_d))
562return 0;
563if(!DP_ADD_TEMP_VAL(device, ati_efi_version))
564return 0;
565if(!DP_ADD_TEMP_VAL(device, ati_efi_versionB))
566return 0;
567if(!DP_ADD_TEMP_VAL(device, ati_efi_versionE))
568return 0;
569if(!DP_ADD_TEMP_VAL(device, ati_mrt))
570return 0;
571if(!DP_ADD_TEMP_VAL(device, ati_romno))
572return 0;
573if(!DP_ADD_TEMP_VAL(device, ati_name_1))
574return 0;
575if(!DP_ADD_TEMP_VAL_DATA(device, ati_connector_type_0_n4))
576return 0;
577if(!DP_ADD_TEMP_VAL_DATA(device, ati_connector_type_1_n4))
578return 0;
579if(!DP_ADD_TEMP_VAL_DATA(device, ati_aux_power_conn))
580return 0;
581if(!DP_ADD_TEMP_VAL_DATA(device, ati_backlight_ctrl))
582return 0;
583if(!DP_ADD_TEMP_VAL_DATA(device, ati_aapl01_coher))
584return 0;
585if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_drv_type))
586return 0;
587if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_enbl_mode))
588return 0;
589if(!DP_ADD_TEMP_VAL_DATA(device, ati_mem_rev_id))
590return 0;
591if(!DP_ADD_TEMP_VAL_DATA(device, ati_mem_vend_id))
592return 0;
593if(!DP_ADD_TEMP_VAL_DATA(device, ati_vendor_id))
594return 0;
595if(!DP_ADD_TEMP_VAL_DATA(device, ati_aapl_emc_disp_list_n4))
596return 0;
597if(!DP_ADD_TEMP_VAL_DATA(device, ati_fb_offset_n4))
598return 0;
599if(!DP_ADD_TEMP_VAL_DATA(device, ati_hwgpio_n4))
600return 0;
601if(!DP_ADD_TEMP_VAL_DATA(device, ati_iospace_offset_n4))
602return 0;
603if(!DP_ADD_TEMP_VAL_DATA(device, ati_mclk_n4))
604return 0;
605if(!DP_ADD_TEMP_VAL_DATA(device, ati_sclk_n4))
606return 0;
607if(!DP_ADD_TEMP_VAL_DATA(device, ati_refclk_n4))
608return 0;
609if(!DP_ADD_TEMP_VAL_DATA(device, ati_regspace_offset_n4))
610return 0;
611if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_orientation_n4))
612return 0;
613if(!DP_ADD_TEMP_VAL_DATA(device, ati_aapl_blackscr_prefs_0_n4))
614return 0;
615if(!DP_ADD_TEMP_VAL_DATA(device, ati_aapl_blackscr_prefs_1_n4))
616return 0;
617if(!DP_ADD_TEMP_VAL_DATA(device, ati_swgpio_info_n4))
618return 0;
619if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_orientation_n4))
620return 0;
621if(!DP_ADD_TEMP_VAL_DATA(device, ati_mvad_n4))
622return 0;
623if(!DP_ADD_TEMP_VAL_DATA(device, ati_saved_config_n4))
624return 0;
625return 1;
626}
627
628
629bool setup_ati_devprop(pci_dt_t *ati_dev)
630{
631struct DevPropDevice*device;
632char*devicepath;
633char*model;
634char*framebuffer;
635chartmp[64];
636uint8_t*rom = NULL;
637uint32_trom_size = 0;
638uint8_t*bios;
639uint32_tbios_size;
640uint32_tvram_size;
641uint32_tboot_display;
642uint8_tcmd;
643booldoit;
644booltoFree;
645
646devicepath = get_pci_dev_path(ati_dev);
647
648cmd = pci_config_read8(ati_dev->dev.addr, 4);
649verbose("old pci command - %x\n", cmd);
650if (cmd == 0) {
651pci_config_write8(ati_dev->dev.addr, 4, 6);
652cmd = pci_config_read8(ati_dev->dev.addr, 4);
653verbose("new pci command - %x\n", cmd);
654}
655
656model = get_ati_model((ati_dev->vendor_id << 16) | ati_dev->device_id);
657framebuffer = get_ati_fb((ati_dev->vendor_id << 16) | ati_dev->device_id);
658if (!string) {
659string = devprop_create_string();
660}
661device = devprop_add_device(string, devicepath);
662if (!device) {
663printf("Failed initializing dev-prop string dev-entry, press any key...\n");
664getc();
665return false;
666}
667
668/* FIXME: for primary graphics card only */
669if (radeon_card_posted(ati_dev)) {
670boot_display = 1;
671} else {
672boot_display = 0;
673}
674verbose("boot display - %x\n", boot_display);
675devprop_add_value(device, "@0,AAPL,boot-display", (uint8_t*)&boot_display, 4);
676
677if((framebuffer[0] == 'M' && framebuffer[1] == 'o' && framebuffer[2] == 't') ||
678 (framebuffer[0] == 'S' && framebuffer[1] == 'h' && framebuffer[2] == 'r') ||
679 (framebuffer[0] == 'P' && framebuffer[1] == 'e' && framebuffer[2] == 'r')) //faster than strcmp ;)
680devprop_add_ati_template_4xxx(device);
681else {
682devprop_add_ati_template(device);
683vram_size = getvramsizekb(ati_dev) * 1024;
684if ((vram_size > 0x80000000) || (vram_size == 0)) {
685vram_size = 0x10000000;//vram reported wrong, defaulting to 256 mb
686}
687devprop_add_value(device, "VRAM,totalsize", (uint8_t*)&vram_size, 4);
688ati_vram_memsize_0.data[6] = (vram_size >> 16) & 0xFF; //4,5 are 0x00 anyway
689ati_vram_memsize_0.data[7] = (vram_size >> 24) & 0xFF;
690ati_vram_memsize_1.data[6] = (vram_size >> 16) & 0xFF; //4,5 are 0x00 anyway
691ati_vram_memsize_1.data[7] = (vram_size >> 24) & 0xFF;
692DP_ADD_TEMP_VAL_DATA(device, ati_vram_memsize_0);
693DP_ADD_TEMP_VAL_DATA(device, ati_vram_memsize_1);
694devprop_add_iopciconfigspace(device, ati_dev);
695}
696devprop_add_value(device, "model", (uint8_t*)model, (strlen(model) + 1));
697devprop_add_value(device, "ATY,DeviceID", (uint8_t*)&ati_dev->device_id, 2);
698
699//fb setup
700sprintf(tmp, "Slot-%x",devices_number);
701devprop_add_value(device, "AAPL,slot-name", (uint8_t*)tmp, strlen(tmp) + 1);
702devices_number++;
703
704sprintf(tmp, ati_compatible_0[1], framebuffer);
705devprop_add_value(device, (char *) ati_compatible_0[0], (uint8_t *)tmp, strlen(tmp) + 1);
706
707sprintf(tmp, ati_compatible_1[1], framebuffer);
708devprop_add_value(device, (char *) ati_compatible_1[0], (uint8_t *)tmp, strlen(tmp) + 1);
709
710sprintf(tmp, ati_device_type[1], framebuffer);
711devprop_add_value(device, (char *) ati_device_type[0], (uint8_t *)tmp, strlen(tmp) + 1);
712
713sprintf(tmp, ati_name[1], framebuffer);
714devprop_add_value(device, (char *) ati_name[0], (uint8_t *)tmp, strlen(tmp) + 1);
715
716sprintf(tmp, ati_name_0[1], framebuffer);
717devprop_add_value(device, (char *) ati_name_0[0], (uint8_t *)tmp, strlen(tmp) + 1);
718
719sprintf(tmp, ati_name_1[1], framebuffer);
720devprop_add_value(device, (char *) ati_name_1[0], (uint8_t *)tmp, strlen(tmp) + 1);
721
722sprintf(tmp, "/Extra/%04x_%04x.rom", (uint16_t)ati_dev->vendor_id, (uint16_t)ati_dev->device_id);
723if (getBoolForKey(kUseAtiROM, &doit, &bootInfo->bootConfig) && doit) {
724verbose("looking for ati video bios file %s\n", tmp);
725rom = malloc(0x20000);
726rom_size = load_ati_bios_file(tmp, rom, 0x20000);
727if (rom_size > 0) {
728verbose("Using ATI Video BIOS File %s (%d Bytes)\n", tmp, rom_size);
729if (rom_size > 0x10000) {
730rom_size = 0x10000; //we dont need rest anyway;
731}
732} else {
733printf("ERROR: unable to open ATI Video BIOS File %s\n", tmp);
734}
735}
736if (rom_size == 0) {
737if (boot_display) {// no custom rom
738bios = NULL;// try to dump from legacy space, otherwise can result in 100% fan speed
739} else {
740// readAtomBios result in bug on some cards (100% fan speed and black screen),
741// not using it for posted card, rading from legacy space instead
742
743/*
744 * This code doesn't work on for 5000+ ati cards and need to be skipped for them, otherwise it results in system freeze and fan spinning at 100%.
745 * All credit goes to Netkas
746 */
747bios = NULL;
748 if (ati_dev->device_id > 0x9400)
749 bios = readAtomBIOS(ati_dev);
750}
751} else {
752bios = rom;//going custom rom way
753verbose("Using rom %s\n", tmp);
754}
755if (bios == NULL) {
756bios = (uint8_t *)0x000C0000;
757toFree = false;
758verbose("Not going to use bios image file\n");
759} else {
760toFree = true;
761}
762
763if (bios[0] == 0x55 && bios[1] == 0xaa) {
764printf("Found bios image\n");
765bios_size = bios[2] * 512;
766
767struct pci_rom_pci_header_t *rom_pci_header;
768rom_pci_header = (struct pci_rom_pci_header_t*)(bios + bios[24] + bios[25]*256);
769
770if (rom_pci_header->signature == 0x52494350) {
771if (rom_pci_header->device != ati_dev->device_id) {
772verbose("Bios image (%x) doesnt match card (%x), ignoring\n", rom_pci_header->device, ati_dev->device_id);
773} else {
774if (toFree) {
775verbose("Adding binimage to card %x from mmio space with size %x\n", ati_dev->device_id, bios_size);
776} else {
777verbose("Adding binimage to card %x from legacy space with size %x\n", ati_dev->device_id, bios_size);
778}
779devprop_add_value(device, "ATY,bin_image", bios, bios_size);
780}
781} else {
782verbose("Wrong pci header signature %x\n", rom_pci_header->signature);
783}
784} else {
785verbose("Bios image not found at %x, content %x %x\n", bios, bios[0], bios[1]);
786}
787if (toFree) {
788free(bios);
789}
790stringdata = malloc(sizeof(uint8_t) * string->length);
791memcpy(stringdata, (uint8_t*)devprop_generate_string(string), string->length);
792stringlength = string->length;
793
794return true;
795}
796

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