-void vPortEnterCritical( void )\r
-{\r
- /* Disable interrupts upto level 30. */\r
- #if configKERNEL_INTERRUPT_PRIORITY != 30\r
- #error configKERNEL_INTERRUPT_PRIORITY (set in FreeRTOSConfig.h) must match the ILM value set in the following line - 30 (0x1e) being the default.\r
- #endif\r
-\r
- __asm(" STILM #1Eh ");\r
- \r
-\r
- /* Now interrupts are disabled ulCriticalNesting can be accessed\r
- directly. Increment ulCriticalNesting to keep a count of how many times\r
- portENTER_CRITICAL() has been called. */\r
- ulCriticalNesting++;\r
-}\r
-/*-----------------------------------------------------------*/ \r
-\r
-void vPortExitCritical( void )\r
-{\r
- if( ulCriticalNesting > portNO_CRITICAL_NESTING )\r
- {\r
- ulCriticalNesting--;\r
- if( ulCriticalNesting == portNO_CRITICAL_NESTING )\r
- {\r
- /* Enable all interrupts */\r
- __asm(" STILM #1Fh ");\r
- }\r
- }\r
-}\r