/* * arch/sh/kernel/ioport.c * * Copyright (C) 2000 Niibe Yutaka * Copyright (C) 2005 - 2007 Paul Mundt * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. */ #include <linux/module.h> #include <linux/io.h> unsigned long sh_io_port_base __read_mostly = -1; EXPORT_SYMBOL(sh_io_port_base); void __iomem *__ioport_map(unsigned long addr, unsigned int size) { if (sh_mv.mv_ioport_map) return sh_mv.mv_ioport_map(addr, size); return (void __iomem *)(addr + sh_io_port_base); } EXPORT_SYMBOL(__ioport_map); void __iomem *ioport_map(unsigned long port, unsigned int nr) { void __iomem *ret; ret = __ioport_map_trapped(port, nr); if (ret) return ret; return __ioport_map(port, nr); } EXPORT_SYMBOL(ioport_map); void ioport_unmap(void __iomem *addr) { if (sh_mv.mv_ioport_unmap) sh_mv.mv_ioport_unmap(addr); } EXPORT_SYMBOL(ioport_unmap);