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/*
Copyright (C) 2012-2014 Intel Corporation. All Rights Reserved.
This file is part of SEP Development Kit
SEP Development Kit is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public License
version 2 as published by the Free Software Foundation.
SEP Development Kit is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with SEP Development Kit; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
As a special exception, you may use this file as part of a free software
library without restriction. Specifically, if other files instantiate
templates or use macros or inline functions from this file, or you compile
this file and link it with other files to produce an executable, this
file does not by itself cause the resulting executable to be covered by
the GNU General Public License. This exception does not however
invalidate any other reasons why the executable file might be covered by
the GNU General Public License.
*/
#ifndef _PCI_H_
#define _PCI_H_
#include "lwpmudrv_defines.h"
/*
* PCI Config Address macros
*/
#define PCI_ENABLE 0x80000000
#define PCI_ADDR_IO 0xCF8
#define PCI_DATA_IO 0xCFC
#define BIT0 0x1
#define BIT1 0x2
/*
* Macro for forming a PCI configuration address
*/
#define FORM_PCI_ADDR(bus,dev,fun,off) (((PCI_ENABLE)) | \
((bus & 0xFF) << 16) | \
((dev & 0x1F) << 11) | \
((fun & 0x07) << 8) | \
((off & 0xFF) << 0))
#define VENDOR_ID_MASK 0x0000FFFF
#define DEVICE_ID_MASK 0xFFFF0000
#define DEVICE_ID_BITSHIFT 16
#define LOWER_4_BYTES_MASK 0x00000000FFFFFFFF
#define MAX_BUSNO 256
#define NEXT_ADDR_OFFSET 4
#define NEXT_ADDR_SHIFT 32
#define DRV_IS_PCI_VENDOR_ID_INTEL 0x8086
#define CHECK_IF_GENUINE_INTEL_DEVICE(value, vendor_id, device_id) \
{ \
vendor_id = value & VENDOR_ID_MASK; \
device_id = (value & DEVICE_ID_MASK) >> DEVICE_ID_BITSHIFT; \
\
if (vendor_id != DRV_IS_PCI_VENDOR_ID_INTEL) { \
continue; \
} \
\
}
#if defined(DRV_IA32) || defined(DRV_EM64T)
extern int
PCI_Read_From_Memory_Address (
U32 addr,
U32* val
);
extern int
PCI_Write_To_Memory_Address (
U32 addr,
U32 val
);
extern int
PCI_Read_Ulong (
U32 pci_address
);
extern void
PCI_Write_Ulong (
U32 pci_address,
U32 value
);
#endif
#endif
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