Revert #768 on the XCC/Xtensa portable files (#948)

FreeRTOS · Jan 10, 2024 · 529de56 · 529de56
1 parent 94cb87a
commit 529de56
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Showing 13 changed files with 1,059 additions and 1,096 deletions.
diff --git a/portable/ThirdParty/XCC/Xtensa/port.c b/portable/ThirdParty/XCC/Xtensa/port.c
@@ -37,39 +37,34 @@
 
 
 /* Defined in portasm.h */
-extern void _frxt_tick_timer_init( void );
+extern void _frxt_tick_timer_init(void);
 
 /* Defined in xtensa_context.S */
-extern void _xt_coproc_init( void );
+extern void _xt_coproc_init(void);
 
 
 /*-----------------------------------------------------------*/
 
 /* We require the address of the pxCurrentTCB variable, but don't want to know
- * any details of its type. */
+any details of its type. */
 typedef void TCB_t;
 extern volatile TCB_t * volatile pxCurrentTCB;
 
-unsigned port_xSchedulerRunning = 0; /* Duplicate of inaccessible xSchedulerRunning; needed at startup to avoid counting nesting */
-unsigned port_interruptNesting = 0;  /* Interrupt nesting level */
+unsigned port_xSchedulerRunning = 0; // Duplicate of inaccessible xSchedulerRunning; needed at startup to avoid counting nesting
+unsigned port_interruptNesting = 0;  // Interrupt nesting level
 
 /*-----------------------------------------------------------*/
 
-/* User exception dispatcher when exiting */
-void _xt_user_exit( void );
+// User exception dispatcher when exiting
+void _xt_user_exit(void);
 
 /*
  * Stack initialization
  */
 #if portUSING_MPU_WRAPPERS
-    StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
-                                         TaskFunction_t pxCode,
-                                         void * pvParameters,
-                                         BaseType_t xRunPrivileged )
+StackType_t *pxPortInitialiseStack( StackType_t *pxTopOfStack, TaskFunction_t pxCode, void *pvParameters, BaseType_t xRunPrivileged )
 #else
-    StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
-                                         TaskFunction_t pxCode,
-                                         void * pvParameters )
+StackType_t *pxPortInitialiseStack( StackType_t *pxTopOfStack, TaskFunction_t pxCode, void *pvParameters )
 #endif
 {
     StackType_t * sp;
@@ -134,18 +129,18 @@ void _xt_user_exit( void );
 void vPortEndScheduler( void )
 {
     /* It is unlikely that the Xtensa port will get stopped.  If required simply
-     * disable the tick interrupt here. */
+    disable the tick interrupt here. */
 }
 
 /*-----------------------------------------------------------*/
 
 BaseType_t xPortStartScheduler( void )
 {
-    /* Interrupts are disabled at this point and stack contains PS with enabled interrupts when task context is restored */
+    // Interrupts are disabled at this point and stack contains PS with enabled interrupts when task context is restored
 
     #if XCHAL_CP_NUM > 0
-        /* Initialize co-processor management for tasks. Leave CPENABLE alone. */
-        _xt_coproc_init();
+    /* Initialize co-processor management for tasks. Leave CPENABLE alone. */
+    _xt_coproc_init();
     #endif
 
     /* Init the tick divisor value */
@@ -155,14 +150,14 @@ BaseType_t xPortStartScheduler( void )
     _frxt_tick_timer_init();
 
     #if XT_USE_THREAD_SAFE_CLIB
-        /* Init C library */
-        vPortClibInit();
+    // Init C library
+    vPortClibInit();
     #endif
 
     port_xSchedulerRunning = 1;
 
-    /* Cannot be directly called from C; never returns */
-    __asm__ volatile ( "call0    _frxt_dispatch\n" );
+    // Cannot be directly called from C; never returns
+    __asm__ volatile ("call0    _frxt_dispatch\n");
 
     /* Should not get here. */
     return pdTRUE;
@@ -195,19 +190,19 @@ BaseType_t xPortSysTickHandler( void )
  * Used to set coprocessor area in stack. Current hack is to reuse MPU pointer for coprocessor area.
  */
 #if portUSING_MPU_WRAPPERS
-    void vPortStoreTaskMPUSettings( xMPU_SETTINGS * xMPUSettings,
-                                    const struct xMEMORY_REGION * const xRegions,
-                                    StackType_t * pxBottomOfStack,
-                                    uint32_t ulStackDepth )
-    {
-        #if XCHAL_CP_NUM > 0
-            xMPUSettings->coproc_area = ( StackType_t * ) ( ( uint32_t ) ( pxBottomOfStack + ulStackDepth - 1 ) );
-            xMPUSettings->coproc_area = ( StackType_t * ) ( ( ( portPOINTER_SIZE_TYPE ) xMPUSettings->coproc_area ) & ( ~( ( portPOINTER_SIZE_TYPE ) portBYTE_ALIGNMENT_MASK ) ) );
-            xMPUSettings->coproc_area = ( StackType_t * ) ( ( ( uint32_t ) xMPUSettings->coproc_area - XT_CP_SIZE ) & ~0xf );
-
-            /* NOTE: we cannot initialize the coprocessor save area here because FreeRTOS is going to
-             * clear the stack area after we return. This is done in pxPortInitialiseStack().
-             */
-        #endif
-    }
+void vPortStoreTaskMPUSettings( xMPU_SETTINGS * xMPUSettings,
+                                const struct xMEMORY_REGION * const xRegions,
+                                StackType_t * pxBottomOfStack,
+                                uint32_t ulStackDepth )
+{
+    #if XCHAL_CP_NUM > 0
+        xMPUSettings->coproc_area = ( StackType_t * ) ( ( uint32_t ) ( pxBottomOfStack + ulStackDepth - 1 ));
+        xMPUSettings->coproc_area = ( StackType_t * ) ( ( ( portPOINTER_SIZE_TYPE ) xMPUSettings->coproc_area ) & ( ~( ( portPOINTER_SIZE_TYPE ) portBYTE_ALIGNMENT_MASK ) ) );
+        xMPUSettings->coproc_area = ( StackType_t * ) ( ( ( uint32_t ) xMPUSettings->coproc_area - XT_CP_SIZE ) & ~0xf );
+
+        /* NOTE: we cannot initialize the coprocessor save area here because FreeRTOS is going to
+         * clear the stack area after we return. This is done in pxPortInitialiseStack().
+         */
+    #endif
+}
 #endif /* if portUSING_MPU_WRAPPERS */
diff --git a/portable/ThirdParty/XCC/Xtensa/portbenchmark.h b/portable/ThirdParty/XCC/Xtensa/portbenchmark.h
@@ -42,7 +42,7 @@
 #endif
 
 #define portbenchmarkINTERRUPT_DISABLE()
-#define portbenchmarkINTERRUPT_RESTORE( newstate )
+#define portbenchmarkINTERRUPT_RESTORE(newstate)
 #define portbenchmarkIntLatency()
 #define portbenchmarkIntWait()
 #define portbenchmarkReset()