linux_dsm_epyc7002/arch/arm/mm/iomap.c
Michael S. Tsirkin e5bfb72ce2 arm: switch to GENERIC_PCI_IOMAP
arm copied pci_iomap from generic code, probably to avoid
pulling the rest of iomap.c in.  Since that's in
a separate file now, we can reuse the common implementation.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2011-11-28 21:13:06 +02:00

46 lines
934 B
C

/*
* linux/arch/arm/mm/iomap.c
*
* Map IO port and PCI memory spaces so that {read,write}[bwl] can
* be used to access this memory.
*/
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/ioport.h>
#include <linux/io.h>
unsigned long vga_base;
EXPORT_SYMBOL(vga_base);
#ifdef __io
void __iomem *ioport_map(unsigned long port, unsigned int nr)
{
return __io(port);
}
EXPORT_SYMBOL(ioport_map);
void ioport_unmap(void __iomem *addr)
{
}
EXPORT_SYMBOL(ioport_unmap);
#endif
#ifdef CONFIG_PCI
unsigned long pcibios_min_io = 0x1000;
EXPORT_SYMBOL(pcibios_min_io);
unsigned long pcibios_min_mem = 0x01000000;
EXPORT_SYMBOL(pcibios_min_mem);
unsigned int pci_flags = PCI_REASSIGN_ALL_RSRC;
EXPORT_SYMBOL(pci_flags);
void pci_iounmap(struct pci_dev *dev, void __iomem *addr)
{
if ((unsigned long)addr >= VMALLOC_START &&
(unsigned long)addr < VMALLOC_END)
iounmap(addr);
}
EXPORT_SYMBOL(pci_iounmap);
#endif