Current File : //usr/src/linux-headers-5.15.0-43/arch/powerpc/include/asm/isa-bridge.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ISA_BRIDGE_H
#define __ISA_BRIDGE_H
#ifdef CONFIG_PPC64
extern void isa_bridge_find_early(struct pci_controller *hose);
extern void isa_bridge_init_non_pci(struct device_node *np);
static inline int isa_vaddr_is_ioport(void __iomem *address)
{
/* Check if address hits the reserved legacy IO range */
unsigned long ea = (unsigned long)address;
return ea >= ISA_IO_BASE && ea < ISA_IO_END;
}
#else
static inline int isa_vaddr_is_ioport(void __iomem *address)
{
/* No specific ISA handling on ppc32 at this stage, it
* all goes through PCI
*/
return 0;
}
#endif
#endif /* __ISA_BRIDGE_H */
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