1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ISA_BRIDGE_H
3 #define __ISA_BRIDGE_H
4
5 #ifdef CONFIG_PPC64
6
7 extern void isa_bridge_find_early(struct pci_controller *hose);
8 extern void isa_bridge_init_non_pci(struct device_node *np);
9
10 static inline int isa_vaddr_is_ioport(void __iomem *address)
11 {
12 /* Check if address hits the reserved legacy IO range */
13 unsigned long ea = (unsigned long)address;
14 return ea >= ISA_IO_BASE && ea < ISA_IO_END;
15 }
16
17 #else
18
19 static inline int isa_vaddr_is_ioport(void __iomem *address)
20 {
21 /* No specific ISA handling on ppc32 at this stage, it
22 * all goes through PCI
23 */
24 return 0;
25 }
26
27 #endif
28
29 #endif /* __ISA_BRIDGE_H */
30
31
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