From 633c646ab36368caf6eaeedd326d9f1835196afd Mon Sep 17 00:00:00 2001 From: henryk Date: Tue, 6 Nov 2007 20:26:48 +0000 Subject: Initial import of FreeRTOS code for OpenPICC git-svn-id: https://svn.openpcd.org:2342/trunk@311 6dc7ffe9-61d6-0310-9af1-9938baff3ed1 --- openpicc/os/core/MemMang/heap_3.c | 82 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 openpicc/os/core/MemMang/heap_3.c (limited to 'openpicc/os/core/MemMang/heap_3.c') diff --git a/openpicc/os/core/MemMang/heap_3.c b/openpicc/os/core/MemMang/heap_3.c new file mode 100644 index 0000000..ca1311e --- /dev/null +++ b/openpicc/os/core/MemMang/heap_3.c @@ -0,0 +1,82 @@ +/* + FreeRTOS.org V4.2.1 - Copyright (C) 2003-2007 Richard Barry. + + This file is part of the FreeRTOS.org distribution. + + FreeRTOS.org is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + FreeRTOS.org 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. + + You should have received a copy of the GNU General Public License + along with FreeRTOS.org; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + A special exception to the GPL can be applied should you wish to distribute + a combined work that includes FreeRTOS.org, without being obliged to provide + the source code for any proprietary components. See the licensing section + of http://www.FreeRTOS.org for full details of how and when the exception + can be applied. + + *************************************************************************** + See http://www.FreeRTOS.org for documentation, latest information, license + and contact details. Please ensure to read the configuration and relevant + port sections of the online documentation. + + Also see http://www.SafeRTOS.com for an IEC 61508 compliant version along + with commercial development and support options. + *************************************************************************** +*/ + + +/* + * Implementation of pvPortMalloc() and vPortFree() that relies on the + * compilers own malloc() and free() implementations. + * + * This file can only be used if the linker is configured to to generate + * a heap memory area. + * + * See heap_2.c and heap_1.c for alternative implementations, and the memory + * management pages of http://www.FreeRTOS.org for more information. + */ + +#include + +#include "FreeRTOS.h" +#include "task.h" + +/*-----------------------------------------------------------*/ + +void * +pvPortMalloc (size_t xWantedSize) +{ + void *pvReturn; + + vTaskSuspendAll (); + { + pvReturn = malloc (xWantedSize); + } + xTaskResumeAll (); + + return pvReturn; +} + +/*-----------------------------------------------------------*/ + +void +vPortFree (void *pv) +{ + if (pv) + { + vTaskSuspendAll (); + { + free (pv); + } + xTaskResumeAll (); + } +} -- cgit v1.2.3