-/*
- FreeRTOS MCF5235 port - Copyright (C) 2006 Christian Walter.
-
- This file is part of the FreeRTOS distribution.
-
- FreeRTOS 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 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; 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, 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.
- ***************************************************************************
-*/
-
-/* ------------------------ System includes ------------------------------- */
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <errno.h>
-
-/* ------------------------ FreeRTOS includes ----------------------------- */
-#include <FreeRTOS.h>
-#include <serial.h>
-
-/* ------------------------ Prototypes ------------------------------------ */
-void vSerialPutStringNOISR( xComPortHandle pxPort,
- const signed portCHAR * const pcString,
- unsigned portSHORT usStringLength );
-
-/* ------------------------ Start implementation -------------------------- */
-void
-_exit( int status )
-{
- asm volatile ( "halt" );
-
- for( ;; );
-}
-
-pid_t
-getpid( void )
-{
- return 0;
-}
-
-int
-kill( pid_t pid, int sig )
-{
- _exit( 0 );
-}
-
-int
-close( int fd )
-{
- return 0;
-}
-
-int
-fstat( int fd, struct stat *buf )
-{
- buf->st_mode = S_IFCHR;
- buf->st_blksize = 0;
- return 0;
-}
-
-ssize_t
-write( int fd, const void *buf, size_t nbytes )
-{
- ssize_t res = nbytes;
- extern xComPortHandle xSTDComPort;
- switch ( fd )
- {
- case STDERR_FILENO:
- vSerialPutStringNOISR( xSTDComPort,
- ( const signed portCHAR * const )buf,
- ( unsigned portSHORT )nbytes );
- break;
- case STDOUT_FILENO:
- vSerialPutString( xSTDComPort,
- ( const signed portCHAR * const)buf,
- ( unsigned portSHORT )nbytes );
- break;
- default:
- errno = EIO;
- res = -1;
- break;
- }
- return res;
-}
-
-int
-read( int fd, void *buf, size_t nbytes )
-{
- switch ( fd )
- {
- default:
- errno = EIO;
- return -1;
- }
-}
-
-int
-isatty( int fd )
-{
- return 0;
-}
-
-off_t
-lseek( int fd, off_t offset, int whence )
-{
- errno = EIO;
- return ( off_t ) - 1;
-}
-
-extern char _end[];
-char *heap_ptr;
-
-void *
-sbrk( ptrdiff_t nbytes )
-{
- char *base;
-
- if( !heap_ptr )
- heap_ptr = ( char * )&_end;
- base = heap_ptr;
- heap_ptr += nbytes;
-
- return base;
-}
+/*\r
+ FreeRTOS MCF5235 port - Copyright (C) 2006 Christian Walter.\r
+\r
+ This file is part of the FreeRTOS distribution.\r
+\r
+ FreeRTOS is free software; you can redistribute it and/or modify\r
+ it under the terms of the GNU General Public License** as published by\r
+ the Free Software Foundation; either version 2 of the License, or\r
+ (at your option) any later version.\r
+\r
+ FreeRTOS is distributed in the hope that it will be useful,\r
+ but WITHOUT ANY WARRANTY; without even the implied warranty of\r
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
+ GNU General Public License for more details.\r
+\r
+ You should have received a copy of the GNU General Public License\r
+ along with FreeRTOS; if not, write to the Free Software\r
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r
+\r
+ A special exception to the GPL can be applied should you wish to distribute\r
+ a combined work that includes FreeRTOS, without being obliged to provide\r
+ the source code for any proprietary components. See the licensing section\r
+ of http://www.FreeRTOS.org for full details of how and when the exception\r
+ can be applied.\r
+\r
+ ***************************************************************************\r
+ ***************************************************************************\r
+ * *\r
+ * Get the FreeRTOS eBook! See http://www.FreeRTOS.org/Documentation *\r
+ * *\r
+ * This is a concise, step by step, 'hands on' guide that describes both *\r
+ * general multitasking concepts and FreeRTOS specifics. It presents and *\r
+ * explains numerous examples that are written using the FreeRTOS API. *\r
+ * Full source code for all the examples is provided in an accompanying *\r
+ * .zip file. *\r
+ * *\r
+ ***************************************************************************\r
+ ***************************************************************************\r
+\r
+ Please ensure to read the configuration and relevant port sections of the\r
+ online documentation.\r
+\r
+ http://www.FreeRTOS.org - Documentation, latest information, license and \r
+ contact details.\r
+\r
+ http://www.SafeRTOS.com - A version that is certified for use in safety \r
+ critical systems.\r
+\r
+ http://www.OpenRTOS.com - Commercial support, development, porting, \r
+ licensing and training services.\r
+*/\r
+\r
+/* ------------------------ System includes ------------------------------- */\r
+#include <sys/types.h>\r
+#include <sys/stat.h>\r
+#include <unistd.h>\r
+#include <errno.h>\r
+\r
+/* ------------------------ FreeRTOS includes ----------------------------- */\r
+#include <FreeRTOS.h>\r
+#include <serial.h>\r
+\r
+/* ------------------------ Prototypes ------------------------------------ */\r
+void vSerialPutStringNOISR( xComPortHandle pxPort,\r
+ const signed char * const pcString,\r
+ unsigned short usStringLength );\r
+\r
+/* ------------------------ Start implementation -------------------------- */\r
+void\r
+_exit( int status )\r
+{\r
+ asm volatile ( "halt" );\r
+\r
+ for( ;; );\r
+}\r
+\r
+pid_t\r
+getpid( void )\r
+{\r
+ return 0;\r
+}\r
+\r
+int\r
+kill( pid_t pid, int sig )\r
+{\r
+ _exit( 0 );\r
+}\r
+\r
+int\r
+close( int fd )\r
+{\r
+ return 0;\r
+}\r
+\r
+int\r
+fstat( int fd, struct stat *buf )\r
+{\r
+ buf->st_mode = S_IFCHR;\r
+ buf->st_blksize = 0;\r
+ return 0;\r
+}\r
+\r
+ssize_t\r
+write( int fd, const void *buf, size_t nbytes )\r
+{\r
+ ssize_t res = nbytes;\r
+ extern xComPortHandle xSTDComPort;\r
+ switch ( fd )\r
+ {\r
+ case STDERR_FILENO:\r
+ vSerialPutStringNOISR( xSTDComPort,\r
+ ( const signed char * const )buf,\r
+ ( unsigned short )nbytes );\r
+ break;\r
+ case STDOUT_FILENO:\r
+ vSerialPutString( xSTDComPort,\r
+ ( const signed char * const)buf,\r
+ ( unsigned short )nbytes );\r
+ break;\r
+ default:\r
+ errno = EIO;\r
+ res = -1;\r
+ break;\r
+ }\r
+ return res;\r
+}\r
+\r
+int\r
+read( int fd, void *buf, size_t nbytes )\r
+{\r
+ switch ( fd )\r
+ {\r
+ default:\r
+ errno = EIO;\r
+ return -1;\r
+ }\r
+}\r
+\r
+int\r
+isatty( int fd )\r
+{\r
+ return 0;\r
+}\r
+\r
+off_t\r
+lseek( int fd, off_t offset, int whence )\r
+{\r
+ errno = EIO;\r
+ return ( off_t ) - 1;\r
+}\r
+\r
+extern char _end[];\r
+char *heap_ptr;\r
+\r
+void *\r
+sbrk( ptrdiff_t nbytes )\r
+{\r
+ char *base;\r
+\r
+ if( !heap_ptr )\r
+ heap_ptr = ( char * )&_end;\r
+ base = heap_ptr;\r
+ heap_ptr += nbytes;\r
+\r
+ return base;\r
+}\r
projects / freertos / blobdiff