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 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 */ 49