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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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c252a5bb1f
64bit NUMA already make enough space under 4G with new early_node_mem. Signed-off-by: Yinghai Lu <yinghai@kernel.org> LKML-Reference: <1265793639-15071-16-git-send-email-yinghai@kernel.org> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
28 lines
645 B
C
28 lines
645 B
C
#ifndef _ASM_X86_PCI_64_H
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#define _ASM_X86_PCI_64_H
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#ifdef __KERNEL__
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#ifdef CONFIG_CALGARY_IOMMU
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static inline void *pci_iommu(struct pci_bus *bus)
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{
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struct pci_sysdata *sd = bus->sysdata;
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return sd->iommu;
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}
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static inline void set_pci_iommu(struct pci_bus *bus, void *val)
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{
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struct pci_sysdata *sd = bus->sysdata;
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sd->iommu = val;
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}
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#endif /* CONFIG_CALGARY_IOMMU */
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extern int (*pci_config_read)(int seg, int bus, int dev, int fn,
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int reg, int len, u32 *value);
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extern int (*pci_config_write)(int seg, int bus, int dev, int fn,
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int reg, int len, u32 value);
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#endif /* __KERNEL__ */
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#endif /* _ASM_X86_PCI_64_H */
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