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30 lines
654 B
30 lines
654 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __ISA_BRIDGE_H |
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#define __ISA_BRIDGE_H |
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#ifdef CONFIG_PPC64 |
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extern void isa_bridge_find_early(struct pci_controller *hose); |
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extern void isa_bridge_init_non_pci(struct device_node *np); |
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static inline int isa_vaddr_is_ioport(void __iomem *address) |
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{ |
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/* Check if address hits the reserved legacy IO range */ |
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unsigned long ea = (unsigned long)address; |
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return ea >= ISA_IO_BASE && ea < ISA_IO_END; |
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} |
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#else |
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static inline int isa_vaddr_is_ioport(void __iomem *address) |
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{ |
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/* No specific ISA handling on ppc32 at this stage, it |
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* all goes through PCI |
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*/ |
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return 0; |
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} |
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#endif |
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#endif /* __ISA_BRIDGE_H */ |
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