/********************************************************************** * 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, const u8 *buf, u32 len); #endif