[netwatch.git] / include / pci.h

#ifndef PCI_H
#define PCI_H

#include <stdint.h>

/* General PCI functions. This is implemented by pci-linux.c and pci-raw.c; the
 * former uses Linux's /proc/bus/pci interface for access from userspace, while
 * the latter accesses the PCI hardware directly.
 */

void pci_write32(int bus, int slot, int fn, int addr, uint32_t data);
void pci_write16(int bus, int slot, int fn, int addr, uint16_t data);
void pci_write8(int bus, int slot, int fn, int addr, uint8_t data);

uint32_t pci_read32(int bus, int slot, int fn, int addr);
uint16_t pci_read16(int bus, int slot, int fn, int addr);
uint8_t pci_read8(int bus, int slot, int fn, int addr);

#endif
Commit	Line	Data
7e16b8e6 JP	1	#ifndef PCI_H
	2	#define PCI_H
	3
81148fa1 JW	4	#include <stdint.h>
81148fa1 JW	5
7e16b8e6 JP	6	/* General PCI functions. This is implemented by pci-linux.c and pci-raw.c; the
	7	* former uses Linux's /proc/bus/pci interface for access from userspace, while
	8	* the latter accesses the PCI hardware directly.
	9	*/
	10
	11	void pci_write32(int bus, int slot, int fn, int addr, uint32_t data);
	12	void pci_write16(int bus, int slot, int fn, int addr, uint16_t data);
	13	void pci_write8(int bus, int slot, int fn, int addr, uint8_t data);
	14
	15	uint32_t pci_read32(int bus, int slot, int fn, int addr);
	16	uint16_t pci_read16(int bus, int slot, int fn, int addr);
	17	uint8_t pci_read8(int bus, int slot, int fn, int addr);
	18
	19	#endif