freebsd-dev/sys/dev/liquidio/base/lio_mem_ops.h
Sean Bruno f173c2b77e The diff is the initial submission of Cavium Liquidio 2350/2360 10/25G
Intelligent NIC driver.

The submission conconsists of firmware binary file and driver sources.

Submitted by:	pkanneganti@cavium.com (Prasad V Kanneganti)
Relnotes:	Yes
Sponsored by:	Cavium Networks
Differential Revision:	https://reviews.freebsd.org/D11927
2017-09-12 23:36:58 +00:00

86 lines
3.2 KiB
C

/*
* BSD LICENSE
*
* Copyright(c) 2017 Cavium, Inc.. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Cavium, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*$FreeBSD$*/
/*
* \file lio_mem_ops.h
* \brief Host Driver: Routines used to read/write Octeon memory.
*/
#ifndef __LIO_MEM_OPS_H__
#define __LIO_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
*/
uint64_t lio_read_device_mem64(struct octeon_device *oct,
uint64_t 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
*/
uint32_t lio_read_device_mem32(struct octeon_device *oct,
uint64_t 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 lio_write_device_mem32(struct octeon_device *oct,
uint64_t core_addr, uint32_t val);
/* Read multiple bytes from Octeon memory. */
void lio_pci_read_core_mem(struct octeon_device *oct,
uint64_t coreaddr, uint8_t *buf,
uint32_t len);
/* Write multiple bytes into Octeon memory. */
void lio_pci_write_core_mem(struct octeon_device *oct,
uint64_t coreaddr, uint8_t *buf,
uint32_t len);
#endif /* __LIO_MEM_OPS_H__ */