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| Source at commit 550 created 13 years 6 months ago. By meklort, Removed static keyword from moduels. Fixed a few issues. NOTE: ACPI module is currently required for a proper boot. | |
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| 1 | /*␊ |
| 2 | * DRAM Controller Module␊ |
| 3 | * Scans the dram controller and notifies OS X of the memory modules.␊ |
| 4 | *␉This was converted from boot2 code to a boot2 module.␊ |
| 5 | *␊ |
| 6 | */␊ |
| 7 | ␊ |
| 8 | #include "libsaio.h"␊ |
| 9 | #include "pci.h"␊ |
| 10 | #include "platform.h"␊ |
| 11 | #include "dram_controllers.h"␊ |
| 12 | #include "spd.h"␊ |
| 13 | #include "boot.h"␊ |
| 14 | #include "bootstruct.h"␊ |
| 15 | #include "modules.h"␊ |
| 16 | ␊ |
| 17 | pci_dt_t * dram_controller_dev = NULL;␊ |
| 18 | ␊ |
| 19 | ␊ |
| 20 | void Memory_hook(void* arg1, void* arg2, void* arg3, void* arg4);␊ |
| 21 | void Memory_PCIDevice_hook(void* arg1, void* arg2, void* arg3, void* arg4);␊ |
| 22 | ␊ |
| 23 | ␊ |
| 24 | void Memory_start()␊ |
| 25 | {␊ |
| 26 | ␉register_hook_callback("PCIDevice", &Memory_PCIDevice_hook);␊ |
| 27 | ␉register_hook_callback("ScanMemory", &Memory_hook);␊ |
| 28 | ␉␊ |
| 29 | }␊ |
| 30 | ␊ |
| 31 | void Memory_PCIDevice_hook(void* arg1, void* arg2, void* arg3, void* arg4)␊ |
| 32 | {␊ |
| 33 | ␉pci_dt_t* current = arg1;␊ |
| 34 | ␉if(current->class_id == PCI_CLASS_BRIDGE_HOST)␊ |
| 35 | ␉{␊ |
| 36 | ␉␉dram_controller_dev = current;␊ |
| 37 | ␉}␊ |
| 38 | }␊ |
| 39 | ␊ |
| 40 | void Memory_hook(void* arg1, void* arg2, void* arg3, void* arg4)␊ |
| 41 | {␊ |
| 42 | ␉␊ |
| 43 | ␉␊ |
| 44 | ␉bool useAutodetection = true;␊ |
| 45 | getBoolForKey(kUseMemDetect, &useAutodetection, &bootInfo->bootConfig);␊ |
| 46 | ␉␊ |
| 47 | ␉␊ |
| 48 | if (useAutodetection) {␊ |
| 49 | ␉␉␊ |
| 50 | ␉␉if (dram_controller_dev!=NULL) {␊ |
| 51 | ␉␉␉scan_dram_controller(dram_controller_dev); // Rek: pci dev ram controller direct and fully informative scan ...␊ |
| 52 | ␉␉}␊ |
| 53 | ␉␉scan_memory(Platform); // unfortunately still necesary for some comp where spd cant read correct speed␊ |
| 54 | ␉␉scan_spd(Platform);␊ |
| 55 | ␉␉//getc();␊ |
| 56 | }␊ |
| 57 | ␉␊ |
| 58 | } |
