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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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33 lines
753 B
C
33 lines
753 B
C
#ifndef __i386_PCI_H
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#define __i386_PCI_H
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#ifdef __KERNEL__
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/* Dynamic DMA mapping stuff.
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* i386 has everything mapped statically.
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*/
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struct pci_dev;
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/* The PCI address space does equal the physical memory
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* address space. The networking and block device layers use
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* this boolean for bounce buffer decisions.
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*/
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#define PCI_DMA_BUS_IS_PHYS (1)
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/* pci_unmap_{page,single} is a nop so... */
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#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME)
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#define DECLARE_PCI_UNMAP_LEN(LEN_NAME)
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#define pci_unmap_addr(PTR, ADDR_NAME) (0)
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#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) do { } while (0)
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#define pci_unmap_len(PTR, LEN_NAME) (0)
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#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0)
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#endif /* __KERNEL__ */
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#endif /* __i386_PCI_H */
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