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Diffstat (limited to 'sys/contrib/octeon-sdk/cvmx-shmem.h')
-rw-r--r-- | sys/contrib/octeon-sdk/cvmx-shmem.h | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/sys/contrib/octeon-sdk/cvmx-shmem.h b/sys/contrib/octeon-sdk/cvmx-shmem.h deleted file mode 100644 index 25472d18fd97..000000000000 --- a/sys/contrib/octeon-sdk/cvmx-shmem.h +++ /dev/null @@ -1,139 +0,0 @@ -/***********************license start*************** - * Copyright (c) 2003-2010 Cavium Inc. (support@cavium.com). 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, including technical data, may be subject to U.S. export control - * laws, including the U.S. Export Administration Act and its associated - * regulations, and may be subject to export or import regulations in other - * countries. - - * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" - * AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS OR - * WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT TO - * THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY REPRESENTATION OR - * DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT DEFECTS, AND CAVIUM - * SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES OF TITLE, - * MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR PURPOSE, LACK OF - * VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET POSSESSION OR - * CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT OF USE OR - * PERFORMANCE OF THE SOFTWARE LIES WITH YOU. - ***********************license end**************************************/ - - -#ifndef __CVMX_SHMEM_H__ -#define __CVMX_SHMEM_H__ - -/** - * @file - * - * cvmx-shmem provides APIs for setting up shared memory between Linux - * and simple executive applications. - * - * <hr>$Revision: 41586 $<hr> - */ - - -#ifdef __cplusplus -extern "C" { -#endif - -#include "cvmx-spinlock.h" - -#define CVMX_SHMEM_NUM_DSCPTR 8 -#define CVMX_SHMEM_DSCPTR_NAME "SMDR" - -#define CVMX_SHMEM_O_RDONLY 0x00 -#define CVMX_SHMEM_O_WRONLY 0x01 -#define CVMX_SHMEM_O_RDWR 0x02 -#define CVMX_SHMEM_O_CREAT 0x04 - -#define CVMX_SHMEM_MAP_PROT_READ 0x01 -#define CVMX_SHMEM_MAP_PROT_WRITE 0x02 -#define CVMX_SHMEM_MAP_EXEC 0x04 - -#define CVMX_SHMEM_OWNER_NONE 0xff - -#define CVMX_SHMEM_VADDR64_START 0x500000000ULL -#define CVMX_SHMEM_VADDR64_END 0x600000000ULL - -#define CVMX_SHMEM_VADDR32_START 0x10000000 -#define CVMX_SHMEM_VADDR32_END 0x18000000 - -struct cvmx_shmem_dscptr { - cvmx_spinlock_t lock; - uint64_t owner: 8; - uint64_t is_named_block: 1; - uint64_t p_wronly: 1; - uint64_t p_rdwr: 1; - int32_t use_count; /* must use atomic operation to maintain count */ - const char *name; - void *vaddr; - uint64_t paddr; - uint32_t size; - uint64_t alignment; -}; - -struct cvmx_shmem_smdr { - cvmx_spinlock_t lock; - struct cvmx_shmem_dscptr shmd[CVMX_SHMEM_NUM_DSCPTR]; - void *break64; /* Keep track of unused 64 bit virtual address space */ -}; - - -struct cvmx_shmem_smdr *cvmx_shmem_init(void); - -/** - * Create a piece memory out of named block - * - * @param name Named block name - * @param flag create flag - */ -struct cvmx_shmem_dscptr *cvmx_shmem_named_block_open(char *name, uint32_t size, int oflag); - -/** - * Update TLB mapping based on the descriptor - */ -void* cvmx_shmem_map(struct cvmx_shmem_dscptr *desc, int pflag); - -/** - * Remove the TLB mapping created for the descriptor - */ -void cvmx_shmem_unmap(struct cvmx_shmem_dscptr *desc); - - -/** - * Close the share memory, - * - * @Param remove Remove the named block if it is created by the application - */ -int cvmx_shmem_close(struct cvmx_shmem_dscptr *desc, int remove); - -/** - * Debug function, dump all SMDR descriptors - */ -void cvmx_shmem_show(void); - - -#ifdef __cplusplus -} -#endif - -#endif |