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110 lines
4.3 KiB
110 lines
4.3 KiB
/* |
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Copyright (c) 2012, Broadcom Europe Ltd |
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All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
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modification, are permitted provided that the following conditions are met: |
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* Redistributions of source code must retain the above copyright |
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notice, this list of conditions and the following disclaimer. |
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* Redistributions in binary form must reproduce the above copyright |
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notice, this list of conditions and the following disclaimer in the |
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documentation and/or other materials provided with the distribution. |
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* Neither the name of the copyright holder nor the |
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names of its contributors may be used to endorse or promote products |
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derived from this software without specific prior written permission. |
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY |
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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/*============================================================================= |
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VideoCore OS Abstraction Layer - initialization routines |
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=============================================================================*/ |
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#include "interface/vcos/vcos_types.h" |
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#include "vcos.h" |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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/** \file |
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* |
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* Some OS support libraries need some initialization. To support this, call |
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* vcos_init() function at the start of day; vcos_deinit() at the end. |
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*/ |
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/** |
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* vcos initialization. Call this function before using other vcos functions. |
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* Calls can be nested within the same process; they are reference counted so |
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* that only a call from uninitialized state has any effect. |
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* @note On platforms/toolchains that support it, gcc's constructor attribute or |
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* similar is used to invoke this function before main() or equivalent. |
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* @return Status of initialisation. |
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*/ |
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VCOSPRE_ VCOS_STATUS_T VCOSPOST_ vcos_init(void); |
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/** |
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* vcos deinitialization. Call this function when vcos is no longer required, |
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* in order to free resources. |
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* Calls can be nested within the same process; they are reference counted so |
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* that only a call that decrements the reference count to 0 has any effect. |
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* @note On platforms/toolchains that support it, gcc's destructor attribute or |
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* similar is used to invoke this function after exit() or equivalent. |
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* @return Status of initialisation. |
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*/ |
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VCOSPRE_ void VCOSPOST_ vcos_deinit(void); |
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/** |
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* Acquire global lock. This must be available independent of vcos_init()/vcos_deinit(). |
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*/ |
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VCOSPRE_ void VCOSPOST_ vcos_global_lock(void); |
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/** |
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* Release global lock. This must be available independent of vcos_init()/vcos_deinit(). |
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*/ |
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VCOSPRE_ void VCOSPOST_ vcos_global_unlock(void); |
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/** Pass in the argv/argc arguments passed to main() */ |
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VCOSPRE_ void VCOSPOST_ vcos_set_args(int argc, const char **argv); |
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/** Return argc. */ |
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VCOSPRE_ int VCOSPOST_ vcos_get_argc(void); |
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/** Return argv. */ |
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VCOSPRE_ const char ** VCOSPOST_ vcos_get_argv(void); |
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/** |
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* Platform-specific initialisation. |
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* VCOS internal function, not part of public API, do not call from outside |
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* vcos. vcos_init()/vcos_deinit() reference count calls, so this function is |
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* only called from an uninitialized state, i.e. there will not be two |
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* consecutive calls to vcos_platform_init() without an intervening call to |
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* vcos_platform_deinit(). |
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* This function is called with vcos_global_lock held. |
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* @return Status of initialisation. |
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*/ |
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VCOSPRE_ VCOS_STATUS_T VCOSPOST_ vcos_platform_init(void); |
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/** |
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* Platform-specific de-initialisation. |
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* VCOS internal function, not part of public API, do not call from outside |
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* vcos. |
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* See vcos_platform_init() re reference counting. |
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* This function is called with vcos_global_lock held. |
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*/ |
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VCOSPRE_ void VCOSPOST_ vcos_platform_deinit(void); |
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#ifdef __cplusplus |
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} |
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#endif |
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