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Source at commit 1808 created 12 years 3 months ago. By blackosx, Revise layout of package installer 'Welcome' file so it looks cleaner. Change the copyright notice to begin from 2009 as seen in the Chameleon 2.0 r431 installer. Should this date be set earlier? | |
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1 | /*␊ |
2 | * platform.c␊ |
3 | *␊ |
4 | * AsereBLN: cleanup␊ |
5 | */␊ |
6 | ␊ |
7 | #include "libsaio.h"␊ |
8 | #include "boot.h"␊ |
9 | #include "bootstruct.h"␊ |
10 | #include "pci.h"␊ |
11 | #include "platform.h"␊ |
12 | #include "cpu.h"␊ |
13 | #include "spd.h"␊ |
14 | #include "dram_controllers.h"␊ |
15 | ␊ |
16 | #ifndef DEBUG_PLATFORM␊ |
17 | #define DEBUG_PLATFORM 0␊ |
18 | #endif␊ |
19 | ␊ |
20 | #if DEBUG_PLATFORM␊ |
21 | #define DBG(x...)␉printf(x)␊ |
22 | #else␊ |
23 | #define DBG(x...)␊ |
24 | #endif␊ |
25 | ␊ |
26 | PlatformInfo_t Platform;␊ |
27 | pci_dt_t * dram_controller_dev = NULL;␊ |
28 | ␊ |
29 | /** Return if a CPU feature specified by feature is activated (true) or not (false) */␊ |
30 | bool platformCPUFeature(uint32_t feature)␊ |
31 | {␊ |
32 | ␉if (Platform.CPU.Features & feature) {␊ |
33 | ␉␉return true;␊ |
34 | ␉} else {␊ |
35 | ␉␉return false;␊ |
36 | ␉}␊ |
37 | }␊ |
38 | ␊ |
39 | /** scan mem for memory autodection purpose */␊ |
40 | void scan_mem() {␊ |
41 | static bool done = false;␊ |
42 | if (done) return;␊ |
43 | ␊ |
44 | ␉/* our code only works on Intel chipsets so make sure here */␊ |
45 | ␉if (pci_config_read16(PCIADDR(0, 0x00, 0), 0x00) != 0x8086)␊ |
46 | ␉␉bootInfo->memDetect = false;␊ |
47 | else␊ |
48 | ␉␉bootInfo->memDetect = true;␊ |
49 | ␉/* manually */␊ |
50 | getBoolForKey(kUseMemDetect, &bootInfo->memDetect, &bootInfo->chameleonConfig);␊ |
51 | ␊ |
52 | if (bootInfo->memDetect) {␊ |
53 | ␉␉if (dram_controller_dev != NULL) {␊ |
54 | ␉␉␉scan_dram_controller(dram_controller_dev); // Rek: pci dev ram controller direct and fully informative scan ...␊ |
55 | ␉␉}␊ |
56 | scan_spd(&Platform);␊ |
57 | }␊ |
58 | done = true;␊ |
59 | }␊ |
60 | ␊ |
61 | /** ␊ |
62 | Scan platform hardware information, called by the main entry point (common_boot() ) ␊ |
63 | _before_ bootConfig xml parsing settings are loaded␊ |
64 | */␊ |
65 | void scan_platform(void)␊ |
66 | {␊ |
67 | ␉memset(&Platform, 0, sizeof(Platform));␊ |
68 | ␉build_pci_dt();␊ |
69 | ␉scan_cpu(&Platform);␊ |
70 | ␉//scan_mem(); Rek: called after pci devs init in fake_efi now ...␊ |
71 | }␊ |
72 |