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Root/branches/meklort/i386/modules/GraphicsEnabler/GraphicsEnabler.c

Source at commit 521 created 13 years 7 months ago.
By meklort, Modules, Modules everywhere
1/*
2 * GraphicsEnabler Module
3 *Enabled many nvidia and ati cards to be used out of the box in
4 *OS X. This was converted from boot2 code to a boot2 module.
5 *
6 */
7
8#include "libsaio.h"
9#include "pci.h"
10#include "bootstruct.h"
11#include "nvidia.h"
12#include "ati.h"
13#include "modules.h"
14
15
16#define kGraphicsEnabler"GraphicsEnabler"
17
18void GraphicsEnabler_hook(void* arg1, void* arg2, void* arg3, void* arg4);
19
20void GraphicsEnabler_start()
21{
22register_hook_callback("PCIDevice", &GraphicsEnabler_hook);
23}
24
25
26void GraphicsEnabler_hook(void* arg1, void* arg2, void* arg3, void* arg4)
27{
28pci_dt_t* current = arg1;
29
30if(current->class_id != PCI_CLASS_DISPLAY_VGA) return;
31
32char *devicepath = get_pci_dev_path(current);
33
34bool do_gfx_devprop = false;
35getBoolForKey(kGraphicsEnabler, &do_gfx_devprop, &bootInfo->bootConfig);
36
37if (do_gfx_devprop)
38switch (current->vendor_id)
39{
40case PCI_VENDOR_ID_ATI:
41verbose("ATI VGA Controller [%04x:%04x] :: %s \n",
42current->vendor_id, current->device_id, devicepath);
43setup_ati_devprop(current);
44break;
45
46case PCI_VENDOR_ID_INTEL:
47/* message to be removed once support for these cards is added */
48verbose("Intel VGA Controller [%04x:%04x] :: %s (currently NOT SUPPORTED)\n",
49current->vendor_id, current->device_id, devicepath);
50break;
51
52case PCI_VENDOR_ID_NVIDIA:
53setup_nvidia_devprop(current);
54break;
55}
56
57}
58

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Revision: 521