/arch/powerpc/platforms/cell/io-workarounds.h

 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 */
28struct iowa_bus {
29	struct pci_controller *phb;
30	struct ppc_pci_io *ops;
31	void   *private;
32};
33
34void __devinit io_workaround_init(void);
35void __devinit iowa_register_bus(struct pci_controller *, struct ppc_pci_io *,
36				 int (*)(struct iowa_bus *, void *), void *);
37struct iowa_bus *iowa_mem_find_bus(const PCI_IO_ADDR);
38struct iowa_bus *iowa_pio_find_bus(unsigned long);
39
40extern struct ppc_pci_io spiderpci_ops;
41extern int spiderpci_iowa_init(struct iowa_bus *, void *);
42
43#define SPIDER_PCI_REG_BASE		0xd000
44#define SPIDER_PCI_REG_SIZE		0x1000
45#define SPIDER_PCI_VCI_CNTL_STAT	0x0110
46#define SPIDER_PCI_DUMMY_READ		0x0810
47#define SPIDER_PCI_DUMMY_READ_BASE	0x0814
48
49#endif /* _IO_WORKAROUNDS_H */