| Ishizaki Kou | 7cfb62a | 2008-04-24 19:21:10 +1000 | [diff] [blame^] | 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 { |
| 29 | struct pci_controller *phb; |
| 30 | struct ppc_pci_io *ops; |
| 31 | void *private; |
| 32 | }; |
| 33 | |
| 34 | void __init io_workaround_init(void); |
| 35 | void __init iowa_register_bus(struct pci_controller *, struct ppc_pci_io *, |
| 36 | int (*)(struct iowa_bus *, void *), void *); |
| 37 | struct iowa_bus *iowa_mem_find_bus(const PCI_IO_ADDR); |
| 38 | struct iowa_bus *iowa_pio_find_bus(unsigned long); |
| 39 | |
| 40 | extern struct ppc_pci_io spiderpci_ops; |
| 41 | extern 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 */ |