First version of STR75x RIDE port and demo.

2025-11-06 03:32:34 -05:00 · 2006-11-19 13:20:37 +00:00 · 2006-11-19 13:20:37 +00:00 · 6ac900dc95
commit 6ac900dc95
parent b2a52ede55
56 changed files with 20385 additions and 0 deletions
--- a/Source/portable/GCC/STR75x/portmacro.h
+++ b/Source/portable/GCC/STR75x/portmacro.h
@ -0,0 +1,137 @@
+/*
+	FreeRTOS.org V4.1.2 - Copyright (C) 2003-2006 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.
+	***************************************************************************
+*/
+
+
+#ifndef PORTMACRO_H
+#define PORTMACRO_H
+
+/*-----------------------------------------------------------
+ * Port specific definitions.
+ *
+ * The settings in this file configure FreeRTOS correctly for the
+ * given hardware and compiler.
+ *
+ * These settings should not be altered.
+ *-----------------------------------------------------------
+ */
+
+/* Type definitions. */
+#define portCHAR		char
+#define portFLOAT		float
+#define portDOUBLE		double
+#define portLONG		long
+#define portSHORT		short
+#define portSTACK_TYPE	unsigned portLONG
+#define portBASE_TYPE	portLONG
+
+#if( configUSE_16_BIT_TICKS == 1 )
+	typedef unsigned portSHORT portTickType;
+	#define portMAX_DELAY ( portTickType ) 0xffff
+#else
+	typedef unsigned portLONG portTickType;
+	#define portMAX_DELAY ( portTickType ) 0xffffffff
+#endif
+/*-----------------------------------------------------------*/	
+
+/* Hardware specifics. */
+#define portSTACK_GROWTH			( -1 )
+#define portTICK_RATE_MS			( ( portTickType ) 1000 / configTICK_RATE_HZ )		
+#define portBYTE_ALIGNMENT			4
+#define portYIELD()					asm volatile ( "SWI 0" )
+#define portNOP()					asm volatile ( "NOP" )
+/*-----------------------------------------------------------*/	
+
+/* Critical section handling. */
+/*
+ * The interrupt management utilities can only be called from ARM mode.  When
+ * THUMB_INTERWORK is defined the utilities are defined as functions in 
+ * portISR.c to ensure a switch to ARM mode.  When THUMB_INTERWORK is not 
+ * defined then the utilities are defined as macros here - as per other ports.
+ */
+
+#ifdef THUMB_INTERWORK
+
+	extern void vPortDisableInterruptsFromThumb( void ) __attribute__ ((naked));
+	extern void vPortEnableInterruptsFromThumb( void ) __attribute__ ((naked));
+
+	#define portDISABLE_INTERRUPTS()	vPortDisableInterruptsFromThumb()
+	#define portENABLE_INTERRUPTS()		vPortEnableInterruptsFromThumb()
+	
+#else
+
+	#define portDISABLE_INTERRUPTS()											\
+		asm volatile (															\
+			"STMDB	SP!, {R0}		\n\t"	/* Push R0.						*/	\
+			"MRS	R0, CPSR		\n\t"	/* Get CPSR.					*/	\
+			"ORR	R0, R0, #0xC0	\n\t"	/* Disable IRQ, FIQ.			*/	\
+			"MSR	CPSR, R0		\n\t"	/* Write back modified value.	*/	\
+			"LDMIA	SP!, {R0}			" )	/* Pop R0.						*/
+			
+	#define portENABLE_INTERRUPTS()												\
+		asm volatile (															\
+			"STMDB	SP!, {R0}		\n\t"	/* Push R0.						*/	\
+			"MRS	R0, CPSR		\n\t"	/* Get CPSR.					*/	\
+			"BIC	R0, R0, #0xC0	\n\t"	/* Enable IRQ, FIQ.				*/	\
+			"MSR	CPSR, R0		\n\t"	/* Write back modified value.	*/	\
+			"LDMIA	SP!, {R0}			" )	/* Pop R0.						*/
+
+#endif /* THUMB_INTERWORK */
+
+extern void vPortEnterCritical( void );
+extern void vPortExitCritical( void );
+
+#define portENTER_CRITICAL()		vPortEnterCritical();
+#define portEXIT_CRITICAL()			vPortExitCritical();
+/*-----------------------------------------------------------*/	
+
+/* Task utilities. */
+#define portEND_SWITCHING_ISR( xSwitchRequired ) 	\
+{													\
+extern void vTaskSwitchContext( void );				\
+													\
+	if( xSwitchRequired ) 							\
+	{												\
+		vTaskSwitchContext();						\
+	}												\
+}
+/*-----------------------------------------------------------*/	
+
+/* Compiler specifics */
+#define inline
+
+/* Task function macros as described on the FreeRTOS.org WEB site. */
+#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void * pvParameters )
+#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void * pvParameters )
+
+#endif /* PORTMACRO_H */
+
+