WSL2-Linux-Kernel/arch/frv/include/asm/pci.h

64 строки
1.8 KiB
C

/* pci.h: FR-V specific PCI declarations
*
* Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
* - Derived from include/asm-m68k/pci.h
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#ifndef _ASM_FRV_PCI_H
#define _ASM_FRV_PCI_H
#include <linux/mm.h>
#include <asm/scatterlist.h>
#include <asm-generic/pci-dma-compat.h>
#include <asm-generic/pci.h>
struct pci_dev;
#define pcibios_assign_all_busses() 0
extern void pcibios_set_master(struct pci_dev *dev);
extern void pcibios_penalize_isa_irq(int irq);
#ifdef CONFIG_MMU
extern void *consistent_alloc(gfp_t gfp, size_t size, dma_addr_t *dma_handle);
extern void consistent_free(void *vaddr);
extern void consistent_sync(void *vaddr, size_t size, int direction);
extern void consistent_sync_page(struct page *page, unsigned long offset,
size_t size, int direction);
#endif
extern void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size,
dma_addr_t *dma_handle);
extern void pci_free_consistent(struct pci_dev *hwdev, size_t size,
void *vaddr, dma_addr_t dma_handle);
/* Return the index of the PCI controller for device PDEV. */
#define pci_controller_num(PDEV) (0)
#ifdef CONFIG_PCI
static inline void pci_dma_burst_advice(struct pci_dev *pdev,
enum pci_dma_burst_strategy *strat,
unsigned long *strategy_parameter)
{
*strat = PCI_DMA_BURST_INFINITY;
*strategy_parameter = ~0UL;
}
#endif
/*
* These are pretty much arbitary with the CoMEM implementation.
* We have the whole address space to ourselves.
*/
#define PCIBIOS_MIN_IO 0x100
#define PCIBIOS_MIN_MEM 0x00010000
#endif /* _ASM_FRV_PCI_H */