Add FreeRTOS-Plus directory.

FreeRTOS/Demo/CORTEX_LM3S811_KEIL/startup_rvmdk.S

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+; <<< Use Configuration Wizard in Context Menu >>>
+;******************************************************************************
+;
+; startup_rvmdk.S - Startup code for Stellaris.
+;
+; Copyright (c) 2006 Luminary Micro, Inc.  All rights reserved.
+;
+; Software License Agreement
+;
+; Luminary Micro, Inc. (LMI) is supplying this software for use solely and
+; exclusively on LMI's Stellaris Family of microcontroller products.
+;
+; The software is owned by LMI and/or its suppliers, and is protected under
+; applicable copyright laws.  All rights are reserved.  Any use in violation of
+; the foregoing restrictions may subject the user to criminal sanctions under
+; applicable laws, as well as to civil liability for the breach of the terms
+; and conditions of this license.
+;
+; THIS SOFTWARE IS PROVIDED "AS IS".  NO WARRANTIES, WHETHER EXPRESS, IMPLIED
+; OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
+; MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
+; LMI SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
+; CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
+;
+; This is part of revision 816 of the Stellaris Driver Library.
+;
+;******************************************************************************
+
+;******************************************************************************
+;
+; <h> Stack Configuration
+;   <o> Stack Size (in Bytes) <0x0-0xFFFFFFFF:8>
+; </h>
+;
+;******************************************************************************
+Stack   EQU     0x00000100
+
+;******************************************************************************
+;
+; <h> Heap Configuration
+;   <o> Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>
+; </h>
+;
+;******************************************************************************
+Heap    EQU     0x00000000
+
+;******************************************************************************
+;
+; Allocate space for the stack.
+;
+;******************************************************************************
+        AREA    STACK, NOINIT, READWRITE, ALIGN=3
+StackMem
+        SPACE   Stack
+
+;******************************************************************************
+;
+; Allocate space for the heap.
+;
+;******************************************************************************
+        AREA    HEAP, NOINIT, READWRITE, ALIGN=3
+HeapMem
+        SPACE   Heap
+
+;******************************************************************************
+;
+; Indicate that the code in this file preserves 8-byte alignment of the stack.
+;
+;******************************************************************************
+        PRESERVE8
+
+;******************************************************************************
+;
+; Place code into the reset code section.
+;
+;******************************************************************************
+        AREA    RESET, CODE, READONLY
+        THUMB
+
+;******************************************************************************
+;
+; The vector table.
+;
+;******************************************************************************
+		EXPORT __Vectors
+__Vectors
+        DCD     StackMem + Stack            ; Top of Stack
+        DCD     Reset_Handler               ; Reset Handler
+        DCD     NmiSR                       ; NMI Handler
+        DCD     FaultISR                    ; Hard Fault Handler
+        DCD     IntDefaultHandler           ; MPU Fault Handler
+        DCD     IntDefaultHandler           ; Bus Fault Handler
+        DCD     IntDefaultHandler           ; Usage Fault Handler
+        DCD     0                           ; Reserved
+        DCD     0                           ; Reserved
+        DCD     0                           ; Reserved
+        DCD     0                           ; Reserved
+        DCD     vPortSVCHandler             ; SVCall Handler
+        DCD     IntDefaultHandler           ; Debug Monitor Handler
+        DCD     0                           ; Reserved
+        DCD     xPortPendSVHandler      	; PendSV Handler
+        DCD     xPortSysTickHandler     	; SysTick Handler
+        DCD     IntDefaultHandler           ; GPIO Port A
+        DCD     IntDefaultHandler           ; GPIO Port B
+        DCD     vGPIO_ISR           	; GPIO Port C
+        DCD     IntDefaultHandler           ; GPIO Port D
+        DCD     IntDefaultHandler           ; GPIO Port E
+        DCD     vUART_ISR           		; UART0
+        DCD     IntDefaultHandler           ; UART1
+        DCD     IntDefaultHandler           ; SSI
+        DCD     IntDefaultHandler           ; I2C
+        DCD     IntDefaultHandler           ; PWM Fault
+        DCD     IntDefaultHandler           ; PWM Generator 0
+        DCD     IntDefaultHandler           ; PWM Generator 1
+        DCD     IntDefaultHandler           ; PWM Generator 2
+        DCD     IntDefaultHandler           ; Quadrature Encoder
+        DCD     IntDefaultHandler           ; ADC Sequence 0
+        DCD     IntDefaultHandler           ; ADC Sequence 1
+        DCD     IntDefaultHandler           ; ADC Sequence 2
+        DCD     IntDefaultHandler           ; ADC Sequence 3
+        DCD     IntDefaultHandler           ; Watchdog
+        DCD     IntDefaultHandler           ; Timer 0A
+        DCD     IntDefaultHandler           ; Timer 0B
+        DCD     IntDefaultHandler           ; Timer 1A
+        DCD     IntDefaultHandler           ; Timer 1B
+        DCD     IntDefaultHandler           ; Timer 2A
+        DCD     IntDefaultHandler           ; Timer 2B
+        DCD     IntDefaultHandler           ; Comp 0
+        DCD     IntDefaultHandler           ; Comp 1
+        DCD     IntDefaultHandler           ; Comp 2
+        DCD     IntDefaultHandler           ; System Control
+        DCD     IntDefaultHandler           ; Flash Control
+
+;******************************************************************************
+;
+; This is the code that gets called when the processor first starts execution
+; following a reset event.
+;
+;******************************************************************************
+        EXPORT  Reset_Handler
+Reset_Handler
+        ;
+        ; Call __main() in the C library, which will call the application
+        ; supplied main().
+        ;
+        IMPORT  __main
+		IMPORT	vGPIO_ISR
+		IMPORT  vUART_ISR
+		IMPORT	xPortPendSVHandler
+		IMPORT 	xPortSysTickHandler
+		IMPORT 	vPortSVCHandler
+
+        LDR     R0, =__main
+        BX      R0
+
+;******************************************************************************
+;
+; This is the code that gets called when the processor receives a NMI.  This
+; simply enters an infinite loop, preserving the system state for examination
+; by a debugger.
+;
+;******************************************************************************
+NmiSR
+        B       NmiSR
+
+;******************************************************************************
+;
+; This is the code that gets called when the processor receives a fault
+; interrupt.  This simply enters an infinite loop, preserving the system state
+; for examination by a debugger.
+;
+;******************************************************************************
+FaultISR
+        B       FaultISR
+
+;******************************************************************************
+;
+; This is the code that gets called when the processor receives an unexpected
+; interrupt.  This simply enters an infinite loop, preserving the system state
+; for examination by a debugger.
+;
+;******************************************************************************
+IntDefaultHandler
+        B       IntDefaultHandler
+
+;******************************************************************************
+;
+; Make sure the end of this section is aligned.
+;
+;******************************************************************************
+        ALIGN
+
+;******************************************************************************
+;
+; Some code in the normal code section for initializing the heap and stack.
+;
+;******************************************************************************
+        AREA    |.text|, CODE, READONLY
+
+;******************************************************************************
+;
+; The function expected of the C library startup code for defining the stack
+; and heap memory locations.
+;
+;******************************************************************************
+        IMPORT  __use_two_region_memory
+        EXPORT  __user_initial_stackheap
+__user_initial_stackheap
+        LDR     R0, =HeapMem
+        LDR     R1, =(StackMem + Stack)
+        LDR     R2, =(HeapMem + Heap)
+        LDR     R3, =StackMem
+        BX      LR
+
+;******************************************************************************
+;
+; Make sure the end of this section is aligned.
+;
+;******************************************************************************
+        ALIGN
+
+; Note: 
+; Using READWRITE places Section .RTOSHeap in Region ER_RW.
+; Using NOINIT places Section .RTOSHeap in Region ER_ZI,which means
+; "ZEROINITIALIZE" (sic), and which is the last region in memory. Then
+; we need to make this section the last section, which is somewhat tricky,
+; because we cannot use the sectionname, but need to use a defined symbol:
+; Linker option: "--last xHeap"
+
+		EXPORT xHeap
+
+                AREA    RTOSHeap, DATA, NOINIT
+xHeap
+
+;******************************************************************************
+;
+; Tell the assembler that we're done.
+;
+;******************************************************************************
+        END