pci.h

来自「内核linux2.4.20,可跟rtlinux3.2打补丁 组成实时linux系」· C头文件 代码 · 共 35 行

#ifndef __ASM_DDB5XXXX_PCI_H
#define __ASM_DDB5XXXX_PCI_H

/*
 * This file essentially defines the interface between board
 * specific PCI code and MIPS common PCI code.  Should potentially put
 * into include/asm/pci.h file.
 */

#include <linux/ioport.h>
#include <linux/pci.h>

/*
 * Each pci channel is a top-level PCI bus seem by CPU.  A machine  with
 * multiple PCI channels may have multiple PCI host controllers or a
 * single controller supporting multiple channels.
 */
struct pci_channel {
	struct pci_ops *pci_ops;
	struct resource *io_resource;
	struct resource *mem_resource;
};

/* 
 * each board defines an array of pci_channels, that ends with all NULL entry
 */
extern struct pci_channel mips_pci_channels[];

/*
 * board supplied pci irq fixup routine
 */
extern void pcibios_fixup_irqs(void);

#endif  /* __ASM_DDB5XXXX_PCI_H */