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Source at commit 1753 created 12 years 6 months ago. By blackosx, Merge recent package installer changes from my branch in to trunk. Includes updates to Credits, installation log messages and localizable strings. Check for existence of EFI system partition before running the check for previous Chameleon installations. Only backup /Extra folder if necessary when running upgrade install. | |
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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 |