Release 4.11 drivers/net/ethernet/cavium/liquidio/octeon_mem_ops.h
/**********************************************************************
* Author: Cavium, Inc.
*
* Contact: support@cavium.com
* Please include "LiquidIO" in the subject.
*
* Copyright (c) 2003-2016 Cavium, Inc.
*
* This file 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.
*
* This file is distributed in the hope that it will be useful, but
* AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
* NONINFRINGEMENT. See the GNU General Public License for more
* details.
**********************************************************************/
/*! \file octeon_mem_ops.h
* \brief Host Driver: Routines used to read/write Octeon memory.
*/
#ifndef __OCTEON_MEM_OPS_H__
#define __OCTEON_MEM_OPS_H__
/** Read a 64-bit value from a BAR1 mapped core memory address.
* @param oct - pointer to the octeon device.
* @param core_addr - the address to read from.
*
* The range_idx gives the BAR1 index register for the range of address
* in which core_addr is mapped.
*
* @return 64-bit value read from Core memory
*/
u64 octeon_read_device_mem64(struct octeon_device *oct, u64 core_addr);
/** Read a 32-bit value from a BAR1 mapped core memory address.
* @param oct - pointer to the octeon device.
* @param core_addr - the address to read from.
*
* @return 32-bit value read from Core memory
*/
u32 octeon_read_device_mem32(struct octeon_device *oct, u64 core_addr);
/** Write a 32-bit value to a BAR1 mapped core memory address.
* @param oct - pointer to the octeon device.
* @param core_addr - the address to write to.
* @param val - 32-bit value to write.
*/
void
octeon_write_device_mem32(struct octeon_device *oct,
u64 core_addr,
u32 val);
/** Read multiple bytes from Octeon memory.
*/
void
octeon_pci_read_core_mem(struct octeon_device *oct,
u64 coreaddr,
u8 *buf,
u32 len);
/** Write multiple bytes into Octeon memory.
*/
void
octeon_pci_write_core_mem(struct octeon_device *oct,
u64 coreaddr,
u8 *buf,
u32 len);
#endif
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