53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __SPARC64_PCI_H
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#define __SPARC64_PCI_H
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#ifdef __KERNEL__
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#include <linux/dma-mapping.h>
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/* Can be used to override the logic in pci_scan_bus for skipping
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* already-configured bus numbers - to be used for buggy BIOSes
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* or architectures with incomplete PCI setup by the loader.
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*/
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#define pcibios_assign_all_busses() 0
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#define PCIBIOS_MIN_IO 0UL
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#define PCIBIOS_MIN_MEM 0UL
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#define PCI_IRQ_NONE 0xffffffff
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/* PCI IOMMU mapping bypass support. */
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/* PCI 64-bit addressing works for all slots on all controller
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* types on sparc64. However, it requires that the device
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* can drive enough of the 64 bits.
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*/
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#define PCI64_REQUIRED_MASK (~(u64)0)
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#define PCI64_ADDR_BASE 0xfffc000000000000UL
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/* Return the index of the PCI controller for device PDEV. */
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int pci_domain_nr(struct pci_bus *bus);
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static inline int pci_proc_domain(struct pci_bus *bus)
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{
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return 1;
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}
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/* Platform support for /proc/bus/pci/X/Y mmap()s. */
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#define HAVE_PCI_MMAP
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#define arch_can_pci_mmap_io() 1
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#define HAVE_ARCH_PCI_GET_UNMAPPED_AREA
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#define get_pci_unmapped_area get_fb_unmapped_area
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static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
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{
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return PCI_IRQ_NONE;
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}
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#define HAVE_ARCH_PCI_RESOURCE_TO_USER
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#endif /* __KERNEL__ */
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#endif /* __SPARC64_PCI_H */
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