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/*
* (c) Copyright 2006 Hewlett-Packard Development Company, L.P.
* Bjorn Helgaas <bjorn.helgaas@hp.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/compiler.h>
#include <linux/module.h>
#include <linux/efi.h>
#include <asm/io.h>
static inline void __iomem *
__ioremap (unsigned long offset, unsigned long size)
{
return (void __iomem *) (__IA64_UNCACHED_OFFSET | offset);
}
void __iomem *
ioremap (unsigned long offset, unsigned long size)
{
if (efi_mem_attribute_range(offset, size, EFI_MEMORY_WB))
return phys_to_virt(offset);
if (efi_mem_attribute_range(offset, size, EFI_MEMORY_UC))
return __ioremap(offset, size);
/*
* Someday this should check ACPI resources so we
* can do the right thing for hot-plugged regions.
*/
return __ioremap(offset, size);
}
EXPORT_SYMBOL(ioremap);
void __iomem *
ioremap_nocache (unsigned long offset, unsigned long size)
{
return __ioremap(offset, size);
}
EXPORT_SYMBOL(ioremap_nocache);
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