38 lines
716 B
C
38 lines
716 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* Copyright (C) 2016 SiFive
|
|
*/
|
|
|
|
#ifndef __ASM_RISCV_PCI_H
|
|
#define __ASM_RISCV_PCI_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/dma-mapping.h>
|
|
|
|
#include <asm/io.h>
|
|
|
|
#define PCIBIOS_MIN_IO 0
|
|
#define PCIBIOS_MIN_MEM 0
|
|
|
|
/* RISC-V shim does not initialize PCI bus */
|
|
#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 IRQ on risc-v */
|
|
return -ENODEV;
|
|
}
|
|
|
|
static inline int pci_proc_domain(struct pci_bus *bus)
|
|
{
|
|
/* always show the domain in /proc */
|
|
return 1;
|
|
}
|
|
#endif /* CONFIG_PCI */
|
|
|
|
#endif /* __ASM_PCI_H */
|