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Root/branches/azimutz/trunkGraphicsEnablerModules/i386/modules/GraphicsEnabler/ATiGraphicsEnabler/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#include "libsa.h"
24#include "saio_internal.h"
25#include "bootstruct.h"
26#include "pci.h"
27#include "platform.h"
28#include "device_inject.h"
29#include "ati.h"
30
31#ifndef DEBUG_ATI
32#define DEBUG_ATI 0
33#endif
34
35#if DEBUG_ATI
36#define DBG(x...)printf(x)
37#else
38#define DBG(x...)
39#endif
40
41#define kUseAtiROMKey"UseAtiROM"
42
43#define MAX_NUM_DCB_ENTRIES 16
44
45#define TYPE_GROUPED 0xff
46
47extern uint32_t devices_number;
48
49const char *ati_compatible_0[]= { "@0,compatible", "ATY,%s" };
50const char *ati_compatible_1[]= { "@1,compatible", "ATY,%s" };
51const char *ati_device_type_0[]= { "@0,device_type", "display" };
52const char *ati_device_type_1[]= { "@1,device_type", "display" };
53const char *ati_device_type[]= { "device_type", "ATY,%sParent" };
54const char *ati_name_0[]= { "@0,name", "ATY,%s" };
55const char *ati_name_1[]= { "@1,name", "ATY,%s" };
56const char *ati_name[]= { "name", "ATY,%sParent" };
57const char *ati_efidisplay_0[]= { "@0,ATY,EFIDisplay", "TMDSB" };
58struct ati_data_key ati_connector_type_0= { 0x04, "@0,connector-type", {0x00, 0x04, 0x00, 0x00} };
59struct ati_data_key ati_connector_type_1= { 0x04, "@1,connector-type", {0x04, 0x00, 0x00, 0x00} };
60struct ati_data_key ati_display_con_fl_type_0= { 0x04, "@0,display-connect-flags", {0x00, 0x00, 0x04, 0x00} };
61const char *ati_display_type_0[]= { "@0,display-type", "LCD" };
62const char *ati_display_type_1[]= { "@1,display-type", "NONE" };
63struct ati_data_key ati_aux_power_conn= { 0x04, "AAPL,aux-power-connected", {0x01, 0x00, 0x00, 0x00} };
64struct ati_data_key ati_backlight_ctrl= { 0x04, "AAPL,backlight-control", {0x00, 0x00, 0x00, 0x00} };
65struct ati_data_key ati_aapl01_coher= { 0x04, "AAPL01,Coherency", {0x01, 0x00, 0x00, 0x00} };
66const char *ati_card_no[]= { "ATY,Card#", "109-B77101-00" };
67const char *ati_copyright[]= { "ATY,Copyright", "Copyright AMD Inc. All Rights Reserved. 2005-2009" };
68const char *ati_efi_compile_d[]= { "ATY,EFICompileDate", "Jan 26 2009" };
69struct ati_data_key ati_efi_disp_conf= { 0x08, "ATY,EFIDispConfig", {0x45, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01} };
70struct ati_data_key ati_efi_drv_type= { 0x01, "ATY,EFIDriverType", {0x02} };
71struct ati_data_key ati_efi_enbl_mode= { 0x01, "ATY,EFIEnabledMode", {0x01} };
72struct ati_data_key ati_efi_init_stat= { 0x04, "ATY,EFIHWInitStatus", {0x00, 0x00, 0x00, 0x00} };
73struct ati_data_key ati_efi_orientation= { 0x02, "ATY,EFIOrientation", {0x02, 0x00} };
74const char *ati_efi_version[]= { "ATY,EFIVersion", "01.00.318" };
75const char *ati_efi_versionB[]= { "ATY,EFIVersionB", "113-SBSJ1G04-00R-02" };
76const char *ati_efi_versionE[]= { "ATY,EFIVersionE", "113-B7710A-318" };
77struct ati_data_key ati_mclk= { 0x04, "ATY,MCLK", {0x70, 0x2e, 0x11, 0x00} };
78struct ati_data_key ati_mem_rev_id= { 0x02, "ATY,MemRevisionID", {0x03, 0x00} };
79struct ati_data_key ati_mem_vend_id= { 0x02, "ATY,MemVendorID", {0x02, 0x00} };
80const char *ati_mrt[]= { "ATY,MRT", " " };
81const char *ati_romno[]= { "ATY,Rom#", "113-B7710C-176" };
82struct ati_data_key ati_sclk= { 0x04, "ATY,SCLK", {0x28, 0xdb, 0x0b, 0x00} };
83struct ati_data_key ati_vendor_id= { 0x02, "ATY,VendorID", {0x02, 0x10} };
84struct 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} };
85struct 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} };
86struct 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} };
87///non 48xx keys
88const char *ati_efidisplay_0_n4[]= { "@0,ATY,EFIDisplay", "TMDSA" };
89struct ati_data_key ati_connector_type_0_n4= { 0x04, "@0,connector-type", {0x04, 0x00, 0x00, 0x00} };
90struct ati_data_key ati_connector_type_1_n4= { 0x04, "@1,connector-type", {0x00, 0x02, 0x00, 0x00} };
91struct 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} };
92struct ati_data_key ati_fb_offset_n4= { 0x08, "ATY,FrameBufferOffset", {0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00} };
93struct ati_data_key ati_hwgpio_n4= { 0x04, "ATY,HWGPIO", {0x23, 0xa8, 0x48, 0x00} };
94struct ati_data_key ati_iospace_offset_n4= { 0x08, "ATY,IOSpaceOffset", {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x00} };
95struct ati_data_key ati_mclk_n4= { 0x04, "ATY,MCLK", {0x00, 0x35, 0x0c, 0x00} };
96struct ati_data_key ati_sclk_n4= { 0x04, "ATY,SCLK", {0x60, 0xae, 0x0a, 0x00} };
97struct ati_data_key ati_refclk_n4= { 0x04, "ATY,RefCLK", {0x8c, 0x0a, 0x00, 0x00} };
98struct ati_data_key ati_regspace_offset_n4= { 0x08, "ATY,RegisterSpaceOffset", {0x00, 0x00, 0x00, 0x00, 0x90, 0xa2, 0x00, 0x00} };
99struct ati_data_key ati_vram_memsize_0= { 0x08, "@0,VRAM,memsize", {0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00} };
100struct ati_data_key ati_vram_memsize_1= { 0x08, "@1,VRAM,memsize", {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} };
101struct ati_data_key ati_aapl_blackscr_prefs_0_n4= { 0x04, "AAPL00,blackscreen-preferences", {0x00, 0x00, 0x00, 0x00} };
102struct ati_data_key ati_aapl_blackscr_prefs_1_n4= { 0x04, "AAPL01,blackscreen-preferences", {0x00, 0x00, 0x00, 0x00} };
103struct ati_data_key ati_swgpio_info_n4= { 0x04, "ATY,SWGPIO Info", {0x00, 0x48, 0xa8, 0x23} };
104struct ati_data_key ati_efi_orientation_n4= { 0x01, "ATY,EFIOrientation", {0x08} };
105struct 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} };
106struct 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} };
107
108struct pcir_s {
109uint32_t signature;
110uint16_t vid;
111uint16_t devid;
112};
113
114// Known cards as of 2008/08/26
115static struct ati_chipsets_t ATIKnownChipsets[] = {
116{ 0x00000000, "Unknown" } ,
117{ 0x10027181, "ATI Radeon X1600 Series"},
118{ 0x10027183, "ATI Radeon X1550 Series"}, // Beej
119
120{ 0x10029589, "ATI Radeon 2600 Series"} ,
121{ 0x10029588, "ATI Radeon 2600 Series"} ,
122{ 0x100294C3, "ATI Radeon 2400 Series"} ,
123{ 0x100294C4, "ATI Radeon 2400 Series"} ,
124{ 0x100294C6, "ATI Radeon 2400 Series"} ,
125{ 0x10029400, "ATI Radeon 2900 Series"} ,
126{ 0x10029405, "ATI Radeon 2900GT Series"} ,
127{ 0x10029581, "ATI Radeon 2600 Series"} ,
128{ 0x10029583, "ATI Radeon 2600 Series"} ,
129{ 0x10029586, "ATI Radeon 2600 Series"} ,
130{ 0x10029587, "ATI Radeon 2600 Series"} ,
131{ 0x100294C9, "ATI Radeon 2400 Series"} ,
132{ 0x10029501, "ATI Radeon 3800 Series"} ,
133{ 0x10029505, "ATI Radeon 3800 Series"} ,
134{ 0x10029515, "ATI Radeon 3800 Series"} ,
135{ 0x10029507, "ATI Radeon 3800 Series"} ,
136{ 0x10029500, "ATI Radeon 3800 Series"} ,
137{ 0x1002950F, "ATI Radeon 3800X2 Series"} ,
138{ 0x100295C5, "ATI Radeon 3400 Series"} ,
139{ 0x100295C7, "ATI Radeon 3400 Series"} ,
140{ 0x100295C0, "ATI Radeon 3400 Series"} ,
141{ 0x10029596, "ATI Radeon 3600 Series"} ,
142{ 0x10029590, "ATI Radeon 3600 Series"} ,
143{ 0x10029599, "ATI Radeon 3600 Series"} ,
144{ 0x10029597, "ATI Radeon 3600 Series"} ,
145{ 0x10029598, "ATI Radeon 3600 Series"} ,
146{ 0x10029442, "ATI Radeon 4850 Series"} ,
147{ 0x10029440, "ATI Radeon 4870 Series"} ,
148{ 0x1002944C, "ATI Radeon 4830 Series"} ,
149{ 0x10029460, "ATI Radeon 4890 Series"} ,
150{ 0x10029462, "ATI Radeon 4890 Series"} ,
151{ 0x10029441, "ATI Radeon 4870X2 Series"} ,
152{ 0x10029443, "ATI Radeon 4850X2 Series"} ,
153{ 0x10029444, "ATI Radeon 4800 Series"} ,
154{ 0x10029446, "ATI Radeon 4800 Series"} ,
155{ 0x1002944E, "ATI Radeon 4730 Series"} ,
156{ 0x10029450, "ATI Radeon 4800 Series"} ,
157{ 0x10029452, "ATI Radeon 4800 Series"} ,
158{ 0x10029456, "ATI Radeon 4800 Series"} ,
159{ 0x1002944A, "ATI Radeon 4800 Mobility Series"} ,
160{ 0x1002945A, "ATI Radeon 4800 Mobility Series"} ,
161{ 0x1002945B, "ATI Radeon 4800 Mobility Series"} ,
162{ 0x1002944B, "ATI Radeon 4800 Mobility Series"} ,
163 { 0x10029490, "ATI Radeon 4670 Series"} ,
164 { 0x10029498, "ATI Radeon 4650 Series"} ,
165{ 0x10029490, "ATI Radeon 4600 Series"} ,
166{ 0x10029498, "ATI Radeon 4600 Series"} ,
167{ 0x1002949E, "ATI Radeon 4600 Series"} ,
168{ 0x10029480, "ATI Radeon HD 4650M"}, // akbar
169{ 0x10029488, "ATI Radeon 4600 Series"} ,
170{ 0x10029540, "ATI Radeon 4500 Series"} ,
171{ 0x10029541, "ATI Radeon 4500 Series"} ,
172{ 0x1002954E, "ATI Radeon 4500 Series"} ,
173{ 0x10029552, "ATI Radeon 4300 Mobility Series"} ,
174{ 0x10029553, "ATI Radeon 4500 Mobility Series"} ,
175{ 0x1002954F, "ATI Radeon 4300 Series"} ,
176 { 0x100294B3, "ATI Radeon 4770 Series"} ,
177 { 0x100294B5, "ATI Radeon 4770 Series"} ,
178 { 0x100268B8, "ATI Radeon 5700 Series"} ,
179 { 0x100268BE, "ATI Radeon 5700 Series"} ,
180 { 0x10026898, "ATI Radeon 5800 Series"} ,
181 { 0x10026899, "ATI Radeon 5800 Series"}
182};
183
184static struct ati_chipsets_t ATIKnownFramebuffers[] = {
185{ 0x00000000, "Megalodon" },
186{ 0x10027181, "Caretta" },
187{ 0x10027183, "Caretta" },
188
189{ 0x10029589, "Lamna"} ,
190{ 0x10029588, "Lamna"} ,
191{ 0x100294C3, "Iago"} ,
192{ 0x100294C4, "Iago"} ,
193{ 0x100294C6, "Iago"} ,
194{ 0x10029400, "Franklin"} ,
195{ 0x10029405, "Franklin"} ,
196{ 0x10029581, "Hypoprion"} ,
197{ 0x10029583, "Hypoprion"} ,
198{ 0x10029586, "Hypoprion"} ,
199{ 0x10029587, "Hypoprion"} ,
200{ 0x100294C9, "Iago"} ,
201{ 0x10029501, "Megalodon"} ,
202{ 0x10029505, "Megalodon"} ,
203{ 0x10029515, "Megalodon"} ,
204{ 0x10029507, "Megalodon"} ,
205{ 0x10029500, "Megalodon"} ,
206{ 0x1002950F, "Triakis"} ,
207{ 0x100295C5, "Iago"} ,
208{ 0x100295C7, "Iago"} ,
209{ 0x100295C0, "Iago"} ,
210{ 0x10029596, "Megalodon"} ,
211{ 0x10029590, "Megalodon"} ,
212{ 0x10029599, "Megalodon"} ,
213{ 0x10029597, "Megalodon"} ,
214{ 0x10029598, "Megalodon"} ,
215{ 0x10029442, "Motmot"} ,
216{ 0x10029440, "Motmot"} ,
217{ 0x1002944C, "Motmot"} ,
218{ 0x10029460, "Motmot"} ,
219{ 0x10029462, "Motmot"} ,
220{ 0x10029441, "Motmot"} ,
221{ 0x10029443, "Motmot"} ,
222{ 0x10029444, "Motmot"} ,
223{ 0x10029446, "Motmot"} ,
224{ 0x1002944E, "Motmot"} ,
225{ 0x10029450, "Motmot"} ,
226{ 0x10029452, "Motmot"} ,
227{ 0x10029456, "Motmot"} ,
228{ 0x1002944A, "Motmot"} ,
229{ 0x1002945A, "Motmot"} ,
230{ 0x1002945B, "Motmot"} ,
231{ 0x1002944B, "Motmot"} ,
232 { 0x10029490, "Peregrine"} ,
233 { 0x10029498, "Peregrine"} ,
234 { 0x1002949E, "Peregrine"} ,
235 { 0x10029480, "Gliff"}, // Peregrine <= 10.6.7
236 { 0x10029488, "Peregrine"} ,
237 { 0x10029540, "Peregrine"} ,
238 { 0x10029541, "Peregrine"} ,
239 { 0x1002954E, "Peregrine"} ,
240 { 0x10029552, "Peregrine"} ,
241 { 0x10029553, "Peregrine"} ,
242 { 0x1002954F, "Peregrine"} ,
243 { 0x100294B3, "Peregrine"},
244 { 0x100294B5, "Peregrine"},
245 { 0x100268B8, "Motmot"},
246 { 0x100268BE, "Motmot"},
247 { 0x10026898, "Motmot"},
248 { 0x10026899, "Motmot"}
249};
250
251static uint32_t accessROM(pci_dt_t *ati_dev, unsigned int mode)
252{
253uint32_tbar[7];
254volatile uint32_t*regs;
255
256bar[2] = pci_config_read32(ati_dev->dev.addr, 0x18 );
257regs = (uint32_t *) (bar[2] & ~0x0f);
258
259if (mode) {
260if (mode != 1) {
261return 0xe00002c7;
262}
263REG32W(0x179c, 0x00080000);
264REG32W(0x1798, 0x00080721);
265REG32W(0x17a0, 0x00080621);
266REG32W(0x1600, 0x14030300);
267REG32W(0x1798, 0x21);
268REG32W(0x17a0, 0x21);
269REG32W(0x179c, 0x00);
270REG32W(0x17a0, 0x21);
271REG32W(0x1798, 0x21);
272REG32W(0x1798, 0x21);
273} else {
274REG32W(0x1600, 0x14030302);
275REG32W(0x1798, 0x21);
276REG32W(0x17a0, 0x21);
277REG32W(0x179c, 0x00080000);
278REG32W(0x17a0, 0x00080621);
279REG32W(0x1798, 0x00080721);
280REG32W(0x1798, 0x21);
281REG32W(0x17a0, 0x21);
282REG32W(0x179c, 0x00);
283REG32W(0x1604, 0x0400e9fc);
284REG32W(0x161c, 0x00);
285REG32W(0x1620, 0x9f);
286REG32W(0x1618, 0x00040004);
287REG32W(0x161c, 0x00);
288REG32W(0x1604, 0xe9fc);
289REG32W(0x179c, 0x00080000);
290REG32W(0x1798, 0x00080721);
291REG32W(0x17a0, 0x00080621);
292REG32W(0x1798, 0x21);
293REG32W(0x17a0, 0x21);
294REG32W(0x179c, 0x00);
295}
296return 0;
297}
298
299static uint8_t *readAtomBIOS(pci_dt_t *ati_dev)
300{
301uint32_tbar[7];
302uint32_t*BIOSBase;
303uint32_tcounter;
304volatile uint32_t*regs;
305
306bar[2] = pci_config_read32(ati_dev->dev.addr, 0x18 );
307regs = (volatile uint32_t *) (bar[2] & ~0x0f);
308accessROM(ati_dev, 0);
309REG32W(0xa8, 0);
310REG32R(0xac);
311REG32W(0xa8, 0);
312REG32R(0xac);
313
314BIOSBase = malloc(0x10000);
315REG32W(0xa8, 0);
316BIOSBase[0] = REG32R(0xac);
317counter = 4;
318do {
319REG32W(0xa8, counter);
320BIOSBase[counter/4] = REG32R(0xac);
321counter +=4;
322} while (counter != 0x10000);
323accessROM((pci_dt_t *)regs, 1);
324
325if (*(uint16_t *)BIOSBase != 0xAA55) {
326printf("Wrong BIOS signature: %04x\n", *(uint16_t *)BIOSBase);
327return 0;
328}
329return (uint8_t *)BIOSBase;
330}
331
332#define R5XX_CONFIG_MEMSIZE0x00F8 //Azi:---
333#define R6XX_CONFIG_MEMSIZE0x5428
334
335uint32_t getvramsizekb(pci_dt_t *ati_dev)
336{
337uint32_tbar[7];
338uint32_tsize;
339volatile uint32_t*regs;
340
341bar[2] = pci_config_read32(ati_dev->dev.addr, 0x18 );
342regs = (uint32_t *) (bar[2] & ~0x0f);
343if (ati_dev->device_id < 0x9400) {
344size = (REG32R(R5XX_CONFIG_MEMSIZE)) >> 10;
345} else {
346size = (REG32R(R6XX_CONFIG_MEMSIZE)) >> 10;
347}
348return size;
349}
350
351#define AVIVO_D1CRTC_CONTROL0x6080
352#define AVIVO_CRTC_EN(1<<0)
353#define AVIVO_D2CRTC_CONTROL0x6880
354
355static bool radeon_card_posted(pci_dt_t *ati_dev)
356{
357// if devid matches biosimage(from legacy) devid - posted card, fails with X2/crossfire cards.
358/*char *biosimage = 0xC0000;
359
360if ((uint8_t)biosimage[0] == 0x55 && (uint8_t)biosimage[1] == 0xaa)
361{
362option_rom_pci_header_t *rom_pci_header;
363rom_pci_header = (option_rom_pci_header_t*)(biosimage + (uint8_t)biosimage[24] + (uint8_t)biosimage[25]*256);
364
365 if (rom_pci_header->signature == 0x52494350)
366{
367 if (rom_pci_header->device_id == ati_dev->device_id)
368{
369return true;
370printf("Card was POSTed\n");
371}
372}
373}
374return false;
375printf("Card was not POSTed\n");
376*/
377//fails yet
378uint32_tbar[7];
379uint32_tval;
380volatile uint32_t*regs;
381
382bar[2] = pci_config_read32(ati_dev->dev.addr, 0x18);
383regs = (uint32_t *) (bar[2] & ~0x0f);
384
385val = REG32R(AVIVO_D1CRTC_CONTROL) | REG32R(AVIVO_D2CRTC_CONTROL);
386if (val & AVIVO_CRTC_EN) {
387return true;
388} else {
389return false;
390}
391}
392
393static uint32_t load_ati_bios_file(const char *filename, uint8_t *buf, int bufsize)
394{
395intfd;
396intsize;
397
398if ((fd = open_bvdev("bt(0,0)", filename, 0)) < 0) {
399return 0;
400}
401size = file_size(fd);
402if (size > bufsize) {
403printf("Filesize of %s is bigger than expected! Truncating to 0x%x Bytes!\n", filename, bufsize);
404size = bufsize;
405}
406size = read(fd, (char *)buf, size);
407close(fd);
408return size > 0 ? size : 0;
409}
410
411static char *get_ati_model(uint32_t id)
412{
413int i;
414
415for (i = 0; i < (sizeof(ATIKnownChipsets) / sizeof(ATIKnownChipsets[0])); i++) {
416if (ATIKnownChipsets[i].device == id) {
417return ATIKnownChipsets[i].name;
418}
419}
420return ATIKnownChipsets[0].name;
421}
422
423static char *get_ati_fb(uint32_t id)
424{
425inti;
426
427for (i = 0; i < (sizeof(ATIKnownFramebuffers) / sizeof(ATIKnownFramebuffers[0])); i++) {
428if (ATIKnownFramebuffers[i].device == id) {
429return ATIKnownFramebuffers[i].name;
430}
431}
432return ATIKnownFramebuffers[0].name;
433}
434
435static int devprop_add_iopciconfigspace(struct DevPropDevice *device, pci_dt_t *ati_dev)
436{
437inti;
438uint8_t*config_space;
439
440if (!device || !ati_dev) {
441return 0;
442}
443verbose("dumping pci config space, 256 bytes\n");
444config_space = malloc(256);
445for (i=0; i<=255; i++) {
446config_space[i] = pci_config_read8( ati_dev->dev.addr, i);
447}
448devprop_add_value(device, "ATY,PCIConfigSpace", config_space, 256);
449free (config_space);
450return 1;
451}
452
453static int devprop_add_ati_template_4xxx(struct DevPropDevice *device)
454{
455if(!device)
456return 0;
457
458//if(!DP_ADD_TEMP_VAL(device, ati_compatible_0))
459//return 0;
460//if(!DP_ADD_TEMP_VAL(device, ati_compatible_1))
461//return 0;
462if(!DP_ADD_TEMP_VAL(device, ati_device_type_0))
463return 0;
464if(!DP_ADD_TEMP_VAL(device, ati_device_type_1))
465return 0;
466//if(!DP_ADD_TEMP_VAL(device, ati_device_type))
467//return 0;
468//if(!DP_ADD_TEMP_VAL(device, ati_name_0))
469//return 0;
470//if(!DP_ADD_TEMP_VAL(device, ati_name_1))
471//return 0;
472//if(!DP_ADD_TEMP_VAL(device, ati_name))
473//return 0;
474if(!DP_ADD_TEMP_VAL(device, ati_efidisplay_0))
475return 0;
476if(!DP_ADD_TEMP_VAL(device, ati_display_type_0))
477return 0;
478if(!DP_ADD_TEMP_VAL(device, ati_display_type_1))
479return 0;
480//if(!DP_ADD_TEMP_VAL(device, ati_slot_name))
481//return 0;
482if(!DP_ADD_TEMP_VAL(device, ati_card_no))
483return 0;
484if(!DP_ADD_TEMP_VAL(device, ati_copyright))
485return 0;
486if(!DP_ADD_TEMP_VAL(device, ati_efi_compile_d))
487return 0;
488if(!DP_ADD_TEMP_VAL(device, ati_efi_version))
489return 0;
490if(!DP_ADD_TEMP_VAL(device, ati_efi_versionB))
491return 0;
492if(!DP_ADD_TEMP_VAL(device, ati_efi_versionE))
493return 0;
494if(!DP_ADD_TEMP_VAL(device, ati_mrt))
495return 0;
496if(!DP_ADD_TEMP_VAL(device, ati_romno))
497return 0;
498if(!DP_ADD_TEMP_VAL(device, ati_name_1))
499return 0;
500if(!DP_ADD_TEMP_VAL_DATA(device, ati_connector_type_0))
501return 0;
502if(!DP_ADD_TEMP_VAL_DATA(device, ati_connector_type_1))
503return 0;
504if(!DP_ADD_TEMP_VAL_DATA(device, ati_display_con_fl_type_0))
505return 0;
506if(!DP_ADD_TEMP_VAL_DATA(device, ati_aux_power_conn))
507return 0;
508if(!DP_ADD_TEMP_VAL_DATA(device, ati_backlight_ctrl))
509return 0;
510if(!DP_ADD_TEMP_VAL_DATA(device, ati_aapl01_coher))
511return 0;
512if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_disp_conf))
513return 0;
514if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_drv_type))
515return 0;
516if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_enbl_mode))
517return 0;
518if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_init_stat))
519return 0;
520if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_orientation))
521return 0;
522if(!DP_ADD_TEMP_VAL_DATA(device, ati_mclk))
523return 0;
524if(!DP_ADD_TEMP_VAL_DATA(device, ati_mem_rev_id))
525return 0;
526if(!DP_ADD_TEMP_VAL_DATA(device, ati_mem_vend_id))
527return 0;
528if(!DP_ADD_TEMP_VAL_DATA(device, ati_sclk))
529return 0;
530if(!DP_ADD_TEMP_VAL_DATA(device, ati_vendor_id))
531return 0;
532if(!DP_ADD_TEMP_VAL_DATA(device, ati_platform_info))
533return 0;
534if(!DP_ADD_TEMP_VAL_DATA(device, ati_mvad))
535return 0;
536if(!DP_ADD_TEMP_VAL_DATA(device, ati_saved_config))
537return 0;
538return 1;
539}
540
541static int devprop_add_ati_template(struct DevPropDevice *device)
542{
543if(!device)
544return 0;
545
546if(!DP_ADD_TEMP_VAL_DATA(device, ati_platform_info))
547return 0;
548if(!DP_ADD_TEMP_VAL(device, ati_device_type_0))
549return 0;
550if(!DP_ADD_TEMP_VAL(device, ati_device_type_1))
551return 0;
552if(!DP_ADD_TEMP_VAL(device, ati_efidisplay_0_n4))
553return 0;
554//if(!DP_ADD_TEMP_VAL(device, ati_slot_name_n4))
555//return 0;
556if(!DP_ADD_TEMP_VAL(device, ati_card_no))
557return 0;
558if(!DP_ADD_TEMP_VAL(device, ati_copyright))
559return 0;
560if(!DP_ADD_TEMP_VAL(device, ati_efi_compile_d))
561return 0;
562if(!DP_ADD_TEMP_VAL(device, ati_efi_version))
563return 0;
564if(!DP_ADD_TEMP_VAL(device, ati_efi_versionB))
565return 0;
566if(!DP_ADD_TEMP_VAL(device, ati_efi_versionE))
567return 0;
568if(!DP_ADD_TEMP_VAL(device, ati_mrt))
569return 0;
570if(!DP_ADD_TEMP_VAL(device, ati_romno))
571return 0;
572if(!DP_ADD_TEMP_VAL(device, ati_name_1))
573return 0;
574if(!DP_ADD_TEMP_VAL_DATA(device, ati_connector_type_0_n4))
575return 0;
576if(!DP_ADD_TEMP_VAL_DATA(device, ati_connector_type_1_n4))
577return 0;
578if(!DP_ADD_TEMP_VAL_DATA(device, ati_aux_power_conn))
579return 0;
580if(!DP_ADD_TEMP_VAL_DATA(device, ati_backlight_ctrl))
581return 0;
582if(!DP_ADD_TEMP_VAL_DATA(device, ati_aapl01_coher))
583return 0;
584if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_drv_type))
585return 0;
586if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_enbl_mode))
587return 0;
588if(!DP_ADD_TEMP_VAL_DATA(device, ati_mem_rev_id))
589return 0;
590if(!DP_ADD_TEMP_VAL_DATA(device, ati_mem_vend_id))
591return 0;
592if(!DP_ADD_TEMP_VAL_DATA(device, ati_vendor_id))
593return 0;
594if(!DP_ADD_TEMP_VAL_DATA(device, ati_aapl_emc_disp_list_n4))
595return 0;
596if(!DP_ADD_TEMP_VAL_DATA(device, ati_fb_offset_n4))
597return 0;
598if(!DP_ADD_TEMP_VAL_DATA(device, ati_hwgpio_n4))
599return 0;
600if(!DP_ADD_TEMP_VAL_DATA(device, ati_iospace_offset_n4))
601return 0;
602if(!DP_ADD_TEMP_VAL_DATA(device, ati_mclk_n4))
603return 0;
604if(!DP_ADD_TEMP_VAL_DATA(device, ati_sclk_n4))
605return 0;
606if(!DP_ADD_TEMP_VAL_DATA(device, ati_refclk_n4))
607return 0;
608if(!DP_ADD_TEMP_VAL_DATA(device, ati_regspace_offset_n4))
609return 0;
610if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_orientation_n4))
611return 0;
612if(!DP_ADD_TEMP_VAL_DATA(device, ati_aapl_blackscr_prefs_0_n4))
613return 0;
614if(!DP_ADD_TEMP_VAL_DATA(device, ati_aapl_blackscr_prefs_1_n4))
615return 0;
616if(!DP_ADD_TEMP_VAL_DATA(device, ati_swgpio_info_n4))
617return 0;
618if(!DP_ADD_TEMP_VAL_DATA(device, ati_efi_orientation_n4))
619return 0;
620if(!DP_ADD_TEMP_VAL_DATA(device, ati_mvad_n4))
621return 0;
622if(!DP_ADD_TEMP_VAL_DATA(device, ati_saved_config_n4))
623return 0;
624return 1;
625}
626
627
628bool setup_ati_devprop(pci_dt_t *ati_dev)
629{
630struct DevPropDevice*device;
631char*devicepath;
632char*model;
633char*framebuffer;
634char tmp[64];
635uint8_t*rom = NULL;
636uint32_t rom_size = 0;
637option_rom_pci_header_t *rom_pci_header;
638uint8_t*bios;
639uint32_t bios_size;
640uint32_t vram_size;
641uint32_t boot_display;
642uint8_t cmd;
643bool doit;
644bool toFree;
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");
664getchar();
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, "bt(0,0)/Extra/%04x_%04x.rom", (uint16_t)ati_dev->vendor_id, (uint16_t)ati_dev->device_id);
723if (getBoolForKey(kUseAtiROMKey, &doit, &bootInfo->chameleonConfig) && 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, reading from legacy space instead
742bios = readAtomBIOS(ati_dev);
743}
744} else {
745bios = rom;//going custom rom way
746verbose("Using rom %s\n", tmp);
747}
748if (bios == NULL) {
749bios = (uint8_t *)0x000C0000;
750toFree = false;
751verbose("Not going to use bios image file\n");
752} else {
753toFree = true;
754}
755
756if (bios[0] == 0x55 && bios[1] == 0xaa) {
757verbose("Found bios image\n");
758bios_size = bios[2] * 512;
759
760rom_pci_header = (option_rom_pci_header_t*)(bios + bios[24] + bios[25]*256);
761
762if (rom_pci_header->signature == 0x52494350) {
763if (rom_pci_header->device_id != ati_dev->device_id) {
764verbose("Bios image (%x) doesnt match card (%x), ignoring\n", rom_pci_header->device_id, ati_dev->device_id);
765} else {
766if (toFree)
767{
768verbose("Adding binimage to card %x from mmio space with size %x\n", ati_dev->device_id, bios_size);
769} else {
770verbose("Adding binimage to card %x from legacy space with size %x\n", ati_dev->device_id, bios_size);
771}
772devprop_add_value(device, "ATY,bin_image", bios, bios_size);
773}
774} else {
775verbose("Wrong pci header signature %x\n", rom_pci_header->signature);
776}
777} else {
778verbose("Bios image not found at %x, content %x %x\n", bios, bios[0], bios[1]);
779}
780if (toFree) {
781free(bios);
782}
783stringdata = malloc(sizeof(uint8_t) * string->length);
784memcpy(stringdata, (uint8_t*)devprop_generate_string(string), string->length);
785stringlength = string->length;
786
787return true;
788}
789

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