| 1 | /*␊ |
| 2 | * IntelGraphicsEnabler Module ---␊ |
| 3 | *␉ Enables "some" Intel cards to be used out of the box ?? in OS X.␊ |
| 4 | * This was converted from ... // AutoResolution reminder ---␊ |
| 5 | *␊ |
| 6 | */␊ |
| 7 | ␊ |
| 8 | #include "saio_internal.h"␊ |
| 9 | #include "bootstruct.h"␊ |
| 10 | #include "pci.h"␊ |
| 11 | #include "gma.h"␊ |
| 12 | #include "modules.h"␊ |
| 13 | ␊ |
| 14 | ␊ |
| 15 | #define kGraphicsEnablerKey␉"GraphicsEnabler"␊ |
| 16 | ␊ |
| 17 | void GraphicsEnabler_hook(void* arg1, void* arg2, void* arg3, void* arg4);␊ |
| 18 | ␊ |
| 19 | ␊ |
| 20 | void IntelGraphicsEnabler_start()␊ |
| 21 | {␊ |
| 22 | ␉register_hook_callback("PCIDevice", &GraphicsEnabler_hook);␊ |
| 23 | }␊ |
| 24 | ␊ |
| 25 | ␊ |
| 26 | void GraphicsEnabler_hook(void* arg1, void* arg2, void* arg3, void* arg4)␊ |
| 27 | {␊ |
| 28 | ␉pci_dt_t* current = arg1;␊ |
| 29 | ␉␊ |
| 30 | ␉if (current->class_id != PCI_CLASS_DISPLAY_VGA) return;␊ |
| 31 | ␉␊ |
| 32 | ␉char *devicepath = get_pci_dev_path(current);␊ |
| 33 | ␉␊ |
| 34 | ␉bool do_gfx_devprop = true;␊ |
| 35 | ␉getBoolForKey(kGraphicsEnablerKey, &do_gfx_devprop, &bootInfo->bootConfig);␊ |
| 36 | ␉␊ |
| 37 | ␉if (do_gfx_devprop && (current->vendor_id == PCI_VENDOR_ID_INTEL))␊ |
| 38 | ␉{␉␊ |
| 39 | ␉␉verbose("Intel VGA Controller [%04x:%04x] :: %s \n",␊ |
| 40 | ␉␉␉␉current->vendor_id, current->device_id, devicepath);␊ |
| 41 | ␉␉setup_gma_devprop(current);␊ |
| 42 | ␉}␊ |
| 43 | ␉else␊ |
| 44 | ␉␉verbose("[%04x:%04x] :: %s, is not a Intel VGA Controller.\n",␊ |
| 45 | ␉␉␉␉current->vendor_id, current->device_id, devicepath);␊ |
| 46 | }␊ |
| 47 | |
