| /* |
| * OpenRISC Linux |
| * |
| * Linux architectural port borrowing liberally from similar works of |
| * others. All original copyrights apply as per the original source |
| * declaration. |
| * |
| * OpenRISC implementation: |
| * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se> |
| * et al. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| */ |
| |
| #ifndef __ASM_OPENRISC_IO_H |
| #define __ASM_OPENRISC_IO_H |
| |
| /* |
| * PCI: can we really do 0 here if we have no port IO? |
| */ |
| #define IO_SPACE_LIMIT 0 |
| |
| /* OpenRISC has no port IO */ |
| #define HAVE_ARCH_PIO_SIZE 1 |
| #define PIO_RESERVED 0X0UL |
| #define PIO_OFFSET 0 |
| #define PIO_MASK 0 |
| |
| #include <asm-generic/io.h> |
| #include <asm/pgtable.h> |
| |
| extern void __iomem *__ioremap(phys_addr_t offset, unsigned long size, |
| pgprot_t prot); |
| |
| static inline void __iomem *ioremap(phys_addr_t offset, unsigned long size) |
| { |
| return __ioremap(offset, size, PAGE_KERNEL); |
| } |
| |
| /* #define _PAGE_CI 0x002 */ |
| static inline void __iomem *ioremap_nocache(phys_addr_t offset, |
| unsigned long size) |
| { |
| return __ioremap(offset, size, |
| __pgprot(pgprot_val(PAGE_KERNEL) | _PAGE_CI)); |
| } |
| |
| extern void iounmap(void *addr); |
| #endif |
