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include/oss_pci.h

Definitions of various PCI specific constants and functions

Description

All drivers for PCI devices should included this file.

This file is part of Open Sound System.

Copyright (C) 4Front Technologies 1996-2008.

This this source file is released under GPL v2 license (no other versions). See the COPYING file included in the main directory of this source distribution for the license terms and conditions. 

#ifndef OSS_PCI_H
#define OSS_PCI_H
#define OSS_HAVE_PCI
#define PCIBIOS_SUCCESSFUL		0x00
#define PCIBIOS_FAILED			-1

#define PCI_CLASS_MULTIMEDIA_AUDIO	0x0401
#define PCI_CLASS_MULTIMEDIA_OTHER	0x0480
#define PCI_VENDOR_ID			0x00
#define PCI_REVISION_ID			0x08
#define PCI_COMMAND			0x04
#define PCI_DEVICE_ID			0x02
#define PCI_LATENCY_TIMER		0x0d
#define PCI_INTERRUPT_LINE		0x3c
#define PCI_BASE_ADDRESS_0		0x10

#define PCI_MEM_BASE_ADDRESS_0		0x10
#define PCI_MEM_BASE_ADDRESS_1		0x14
#define PCI_MEM_BASE_ADDRESS_2		0x18
#define PCI_MEM_BASE_ADDRESS_3		0x1c
#define PCI_BASE_ADDRESS_1		0x14
#define PCI_BASE_ADDRESS_2		0x18
#define PCI_BASE_ADDRESS_3		0x1c
#define PCI_BASE_ADDRESS_4		0x20
#define PCI_BASE_ADDRESS_5		0x24
#define PCI_COMMAND_IO         		0x01
#define PCI_COMMAND_MEMORY		0x02
#define PCI_COMMAND_MASTER		0x04
#define PCI_COMMAND_PARITY		0x40
#define PCI_COMMAND_SERR		0x100

#define PCI_STATUS			0x06
#define PCI_SUBSYSTEM_VENDOR_ID		0x2c
#define PCI_SUBSYSTEM_ID		0x2e

extern int pci_read_config_byte (oss_device_t * osdev, offset_t where,
				 unsigned char *val);
extern int pci_read_config_irq (oss_device_t * osdev, offset_t where,
				unsigned char *val);
extern int pci_read_config_word (oss_device_t * osdev, offset_t where,
				 unsigned short *val);
extern int pci_read_config_dword (oss_device_t * osdev, offset_t where,
				  unsigned int *val);
extern int pci_write_config_byte (oss_device_t * osdev, offset_t where,
				  unsigned char val);
extern int pci_write_config_word (oss_device_t * osdev, offset_t where,
				  unsigned short val);
extern int pci_write_config_dword (oss_device_t * osdev, offset_t where,
				   unsigned int val);
extern int pci_enable_msi (oss_device_t * osdev);
#endif
Copyright (C) 4Front Technologies, 2007. All rights reserved.

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Copyright (C) 4Front Technologies, 2007. All rights reserved.
Back to index OSS web site