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io-workarounds.h
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1 /*
2  * Support PCI IO workaround
3  *
4  * (C) Copyright 2007-2008 TOSHIBA CORPORATION
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License along
17  * with this program; if not, write to the Free Software Foundation, Inc.,
18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19  */
20 
21 #ifndef _IO_WORKAROUNDS_H
22 #define _IO_WORKAROUNDS_H
23 
24 #include <linux/io.h>
25 #include <asm/pci-bridge.h>
26 
27 /* Bus info */
28 struct iowa_bus {
30  struct ppc_pci_io *ops;
31  void *private;
32 };
33 
34 void __devinit iowa_register_bus(struct pci_controller *, struct ppc_pci_io *,
35  int (*)(struct iowa_bus *, void *), void *);
36 struct iowa_bus *iowa_mem_find_bus(const PCI_IO_ADDR);
37 struct iowa_bus *iowa_pio_find_bus(unsigned long);
38 
39 extern struct ppc_pci_io spiderpci_ops;
40 extern int spiderpci_iowa_init(struct iowa_bus *, void *);
41 
42 #define SPIDER_PCI_REG_BASE 0xd000
43 #define SPIDER_PCI_REG_SIZE 0x1000
44 #define SPIDER_PCI_VCI_CNTL_STAT 0x0110
45 #define SPIDER_PCI_DUMMY_READ 0x0810
46 #define SPIDER_PCI_DUMMY_READ_BASE 0x0814
47 
48 #endif /* _IO_WORKAROUNDS_H */