Current File : //usr/src/linux-headers-5.15.0-125-generic/arch/um/include/asm/pci.h
/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef __ASM_UM_PCI_H
#define __ASM_UM_PCI_H
#include <linux/types.h>
#include <asm/io.h>
#define PCIBIOS_MIN_IO 0
#define PCIBIOS_MIN_MEM 0
#define pcibios_assign_all_busses() 1
extern int isa_dma_bridge_buggy;
#ifdef CONFIG_PCI
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
{
/* no legacy IRQs */
return -ENODEV;
}
#endif
#ifdef CONFIG_PCI_DOMAINS
static inline int pci_proc_domain(struct pci_bus *bus)
{
/* always show the domain in /proc */
return 1;
}
#endif /* CONFIG_PCI */
#ifdef CONFIG_PCI_MSI_IRQ_DOMAIN
/*
* This is a bit of an annoying hack, and it assumes we only have
* the virt-pci (if anything). Which is true, but still.
*/
void *pci_root_bus_fwnode(struct pci_bus *bus);
#define pci_root_bus_fwnode pci_root_bus_fwnode
#endif
#endif /* __ASM_UM_PCI_H */
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