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psm_help.h
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/*
This file is provided under a dual BSD/GPLv2 license. When using or
redistributing this file, you may do so under either license.
GPL LICENSE SUMMARY
Copyright(c) 2015 Intel Corporation.
This program is free software; you can redistribute it and/or modify
it under the terms of version 2 of the GNU General Public License as
published by the Free Software Foundation.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
Contact Information:
Intel Corporation, www.intel.com
BSD LICENSE
Copyright(c) 2015 Intel Corporation.
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 Intel Corporation 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 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.
*/
/* Copyright (c) 2003-2014 Intel Corporation. All rights reserved. */
#ifndef _PSMI_HELP_H
#define _PSMI_HELP_H
/* XXX pathcc and gcc only */
#define PSMI_INLINE(FN) \
static inline FN
#define PSMI_ALWAYS_INLINE(FN) \
static __inline__ FN __attribute__((always_inline)); \
static __inline__ FN
#define PSMI_NEVER_INLINE(FN) \
static FN __attribute__((noinline)); \
static FN
#define _PPragma(x) _Pragma(x)
#define STRINGIFY(s) _STRINGIFY(s)
#define _STRINGIFY(s) #s
#define PSMI_CURLOC __FILE__ ":" STRINGIFY(__LINE__)
#define psmi_assert_always_loc(x, curloc) \
do { \
if_pf(!(x)) { \
psmi_handle_error(PSMI_EP_NORETURN, PSM_INTERNAL_ERR, \
"Assertion failure at %s: %s", curloc, \
STRINGIFY(x)); \
} } while (0)
#define psmi_assert_always(x) psmi_assert_always_loc(x, PSMI_CURLOC)
#ifdef PSM_DEBUG
# define psmi_assert(x) psmi_assert_always(x)
# define PSMI_ASSERT_INITIALIZED() psmi_assert_always(psmi_isinitialized())
#else
# define psmi_assert(x)
# define PSMI_ASSERT_INITIALIZED()
#endif
#define _PSMI_API_NAME(FN) __ ## FN
#define _PSMI_API_STR(FN) _STRINGIFY(__ ## FN)
#define PSMI_API_DECL(FN) \
typeof(_PSMI_API_NAME(FN)) FN __attribute__((weak, alias(_PSMI_API_STR(FN))));
#define PSMI_ERR_UNLESS_INITIALIZED(ep) \
do { \
if (!psmi_isinitialized()) \
return psmi_handle_error(ep, PSM_INIT_NOT_INIT, \
"PSM has not been initialized"); \
} while (0)
#define PSMI_CHECKMEM(err, mem) \
do { \
if ((mem) == NULL) { \
(err) = PSM_NO_MEMORY; \
goto fail; \
} \
} while (0)
#define PSMI_CACHEALIGN __attribute__((aligned(64)))
/* Easy way to ignore the OK_NO_PROGRESS case */
PSMI_ALWAYS_INLINE(psm_error_t psmi_err_only(psm_error_t err))
{
if (err > PSM_OK_NO_PROGRESS)
return err;
else
return PSM_OK;
}
#ifdef min
#undef min
#endif
#define min(a, b) ((a) < (b) ? (a) : (b))
#ifdef max
#undef max
#endif
#define max(a, b) ((a) > (b) ? (a) : (b))
#define SEC_ULL 1000000000ULL
#define MSEC_ULL 1000000ULL
#define USEC_ULL 1000ULL
#define NSEC_ULL 1ULL
#define PSMI_TRUE 1
#define PSMI_FALSE 0
#define PSMI_CYCLES_TO_SECSF(cycles) \
((double) cycles_to_nanosecs(cycles) / 1.0e9)
#define PSMI_PAGESIZE psmi_getpagesize()
#define PSMI_POWEROFTWO(P) (((P)&((P)-1)) == 0)
#define PSMI_ALIGNDOWN(p, P) (((uintptr_t)(p))&~((uintptr_t)((P)-1)))
#define PSMI_ALIGNUP(p, P) (PSMI_ALIGNDOWN((uintptr_t)(p)+((uintptr_t)((P)-1)), (P)))
#define PSMI_MAKE_DRIVER_VERSION(major, minor) ((major)<<16 | ((minor) & 0xffff))
#define PSMI_STRICT_SIZE_DECL(member, sz) static const size_t __psm_ss_ ## member = sz
#define PSMI_STRICT_SIZE_VERIFY(member, sz) \
do { \
if (__psm_ss_ ## member != (sz)) { \
char errmsg[64]; \
snprintf(errmsg, 32, "Internal error: %s " \
"size doesn't match expected %d bytes", \
STRINGIFY(member), (int) __psm_ss_ ## member); \
exit(-1); \
} \
} while (0)
#endif /* _PSMI_HELP_H */