nvidia-open-gpu-kernel-modules/kernel-open/nvidia/nvlink_os.h
2023-10-17 09:25:29 -07:00

91 lines
3.4 KiB
C

/*
* SPDX-FileCopyrightText: Copyright (c) 2019 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef _NVLINK_OS_H_
#define _NVLINK_OS_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "nvlink_common.h"
#define TOP_LEVEL_LOCKING_DISABLED 1
#define PER_LINK_LOCKING_DISABLED 1
#define NVLINK_FREE(x) nvlink_free((void *)x)
// Memory management functions
void * nvlink_malloc(NvLength);
void nvlink_free(void *);
void * nvlink_memset(void *, int, NvLength);
void * nvlink_memcpy(void *, const void *, NvLength);
int nvlink_memcmp(const void *, const void *, NvLength);
NvU32 nvlink_memRd32(const volatile void *);
void nvlink_memWr32(volatile void *, NvU32);
NvU64 nvlink_memRd64(const volatile void *);
void nvlink_memWr64(volatile void *, NvU64);
// String management functions
char * nvlink_strcpy(char *, const char *);
NvLength nvlink_strlen(const char *);
int nvlink_strcmp(const char *, const char *);
int nvlink_snprintf(char *, NvLength, const char *, ...);
// Locking support functions
void * nvlink_allocLock(void);
void nvlink_acquireLock(void *);
NvBool nvlink_isLockOwner(void *);
void nvlink_releaseLock(void *);
void nvlink_freeLock(void *);
// Miscellaneous functions
void nvlink_assert(int expression);
void nvlink_sleep(unsigned int ms);
void nvlink_print(const char *, int, const char *, int, const char *, ...);
int nvlink_is_admin(void);
NvU64 nvlink_get_platform_time(void);
// Capability functions
NvlStatus nvlink_acquire_fabric_mgmt_cap(void *osPrivate, NvU64 capDescriptor);
int nvlink_is_fabric_manager(void *osPrivate);
#define NVLINK_DBG_LEVEL_INFO 0x0
#define NVLINK_DBG_LEVEL_SETUP 0x1
#define NVLINK_DBG_LEVEL_USERERRORS 0x2
#define NVLINK_DBG_LEVEL_WARNINGS 0x3
#define NVLINK_DBG_LEVEL_ERRORS 0x4
#define NVLINK_DBG_WHERE __FILE__, __LINE__, __FUNCTION__
#define NVLINK_DBG_INFO NVLINK_DBG_WHERE, NVLINK_DBG_LEVEL_INFO
#define NVLINK_DBG_SETUP NVLINK_DBG_WHERE, NVLINK_DBG_LEVEL_SETUP
#define NVLINK_DBG_USERERRORS NVLINK_DBG_WHERE, NVLINK_DBG_LEVEL_USERERRORS
#define NVLINK_DBG_WARNINGS NVLINK_DBG_WHERE, NVLINK_DBG_LEVEL_WARNINGS
#define NVLINK_DBG_ERRORS NVLINK_DBG_WHERE, NVLINK_DBG_LEVEL_ERRORS
#ifdef __cplusplus
}
#endif
#endif //_NVLINK_OS_H_