- Unconditionally support XBOX in Freeldr.
[reactos.git] / reactos / boot / freeldr / freeldr / arch / i386 / archmach.c
1 /* $Id$
2 *
3 * FreeLoader
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18 */
19
20 #include <freeldr.h>
21
22 VOID
23 MachInit(const char *CmdLine)
24 {
25 ULONG PciId;
26
27 memset(&MachVtbl, 0, sizeof(MACHVTBL));
28
29 /* Check for Xbox by identifying device at PCI 0:0:0, if it's
30 * 0x10de/0x02a5 then we're running on an Xbox */
31 WRITE_PORT_ULONG((ULONG*) 0xcf8, CONFIG_CMD(0, 0, 0));
32 PciId = READ_PORT_ULONG((ULONG*) 0xcfc);
33 if (0x02a510de == PciId)
34 {
35 XboxMachInit(CmdLine);
36 }
37 else
38 {
39 PcMachInit(CmdLine);
40 }
41
42 HalpCalibrateStallExecution();
43 }
44
45 /* EOF */