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Style: Revert uncrustify for portable directories (#122)
* Style: revert uncrustify portable directories * Style: Uncrustify Some Portable files Co-authored-by: Alfred Gedeon <gedeonag@amazon.com>
This commit is contained in:
alfred gedeon
GitHub
parent
a6da1cd0ce
commit
86653e2a1f
273 changed files with 64802 additions and 65931 deletions
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@ -25,14 +25,14 @@
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* 1 tab == 4 spaces!
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*/
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/*
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*
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* Changes from V2.6.0
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*
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+ AVR port - Replaced the inb() and outb() functions with direct memory
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+ access. This allows the port to be built with the 20050414 build of
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+ WinAVR.
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*/
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/*
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Changes from V2.6.0
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+ AVR port - Replaced the inb() and outb() functions with direct memory
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access. This allows the port to be built with the 20050414 build of
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WinAVR.
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*/
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#include <stdlib.h>
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#include <avr/interrupt.h>
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@ -41,135 +41,135 @@
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#include "task.h"
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/*-----------------------------------------------------------
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* Implementation of functions defined in portable.h for the AVR port.
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*----------------------------------------------------------*/
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* Implementation of functions defined in portable.h for the AVR port.
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*----------------------------------------------------------*/
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/* Start tasks with interrupts enables. */
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#define portFLAGS_INT_ENABLED ( ( StackType_t ) 0x80 )
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#define portFLAGS_INT_ENABLED ( ( StackType_t ) 0x80 )
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/* Hardware constants for timer 1. */
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#define portCLEAR_COUNTER_ON_MATCH ( ( uint8_t ) 0x08 )
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#define portPRESCALE_64 ( ( uint8_t ) 0x03 )
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#define portCLOCK_PRESCALER ( ( uint32_t ) 64 )
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#define portCOMPARE_MATCH_A_INTERRUPT_ENABLE ( ( uint8_t ) 0x10 )
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#define portCLEAR_COUNTER_ON_MATCH ( ( uint8_t ) 0x08 )
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#define portPRESCALE_64 ( ( uint8_t ) 0x03 )
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#define portCLOCK_PRESCALER ( ( uint32_t ) 64 )
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#define portCOMPARE_MATCH_A_INTERRUPT_ENABLE ( ( uint8_t ) 0x10 )
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/*-----------------------------------------------------------*/
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/* We require the address of the pxCurrentTCB variable, but don't want to know
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* any details of its type. */
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any details of its type. */
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typedef void TCB_t;
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extern volatile TCB_t * volatile pxCurrentTCB;
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/*-----------------------------------------------------------*/
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/*
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/*
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* Macro to save all the general purpose registers, the save the stack pointer
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* into the TCB.
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*
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* The first thing we do is save the flags then disable interrupts. This is to
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* guard our stack against having a context switch interrupt after we have already
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* pushed the registers onto the stack - causing the 32 registers to be on the
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* stack twice.
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*
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* into the TCB.
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*
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* The first thing we do is save the flags then disable interrupts. This is to
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* guard our stack against having a context switch interrupt after we have already
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* pushed the registers onto the stack - causing the 32 registers to be on the
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* stack twice.
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*
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* r1 is set to zero as the compiler expects it to be thus, however some
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* of the math routines make use of R1.
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*
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* of the math routines make use of R1.
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*
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* The interrupts will have been disabled during the call to portSAVE_CONTEXT()
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* so we need not worry about reading/writing to the stack pointer.
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* so we need not worry about reading/writing to the stack pointer.
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*/
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#define portSAVE_CONTEXT() \
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asm volatile ( "push r0 \n\t"\
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"in r0, __SREG__ \n\t"\
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"cli \n\t"\
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"push r0 \n\t"\
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"push r1 \n\t"\
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"clr r1 \n\t"\
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"push r2 \n\t"\
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"push r3 \n\t"\
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"push r4 \n\t"\
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"push r5 \n\t"\
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"push r6 \n\t"\
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"push r7 \n\t"\
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"push r8 \n\t"\
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"push r9 \n\t"\
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"push r10 \n\t"\
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"push r11 \n\t"\
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"push r12 \n\t"\
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"push r13 \n\t"\
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"push r14 \n\t"\
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"push r15 \n\t"\
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"push r16 \n\t"\
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"push r17 \n\t"\
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"push r18 \n\t"\
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"push r19 \n\t"\
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"push r20 \n\t"\
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"push r21 \n\t"\
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"push r22 \n\t"\
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"push r23 \n\t"\
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"push r24 \n\t"\
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"push r25 \n\t"\
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"push r26 \n\t"\
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"push r27 \n\t"\
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"push r28 \n\t"\
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"push r29 \n\t"\
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"push r30 \n\t"\
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"push r31 \n\t"\
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"lds r26, pxCurrentTCB \n\t"\
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"lds r27, pxCurrentTCB + 1 \n\t"\
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"in r0, 0x3d \n\t"\
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"st x+, r0 \n\t"\
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"in r0, 0x3e \n\t"\
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"st x+, r0 \n\t"\
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);
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#define portSAVE_CONTEXT() \
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asm volatile ( "push r0 \n\t" \
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"in r0, __SREG__ \n\t" \
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"cli \n\t" \
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"push r0 \n\t" \
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"push r1 \n\t" \
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"clr r1 \n\t" \
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"push r2 \n\t" \
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"push r3 \n\t" \
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"push r4 \n\t" \
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"push r5 \n\t" \
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"push r6 \n\t" \
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"push r7 \n\t" \
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"push r8 \n\t" \
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"push r9 \n\t" \
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"push r10 \n\t" \
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"push r11 \n\t" \
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"push r12 \n\t" \
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"push r13 \n\t" \
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"push r14 \n\t" \
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"push r15 \n\t" \
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"push r16 \n\t" \
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"push r17 \n\t" \
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"push r18 \n\t" \
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"push r19 \n\t" \
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"push r20 \n\t" \
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"push r21 \n\t" \
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"push r22 \n\t" \
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"push r23 \n\t" \
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"push r24 \n\t" \
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"push r25 \n\t" \
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"push r26 \n\t" \
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"push r27 \n\t" \
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"push r28 \n\t" \
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"push r29 \n\t" \
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"push r30 \n\t" \
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"push r31 \n\t" \
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"lds r26, pxCurrentTCB \n\t" \
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"lds r27, pxCurrentTCB + 1 \n\t" \
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"in r0, 0x3d \n\t" \
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"st x+, r0 \n\t" \
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"in r0, 0x3e \n\t" \
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"st x+, r0 \n\t" \
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);
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/*
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/*
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* Opposite to portSAVE_CONTEXT(). Interrupts will have been disabled during
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* the context save so we can write to the stack pointer.
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* the context save so we can write to the stack pointer.
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*/
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#define portRESTORE_CONTEXT() \
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asm volatile ( "lds r26, pxCurrentTCB \n\t"\
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"lds r27, pxCurrentTCB + 1 \n\t"\
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"ld r28, x+ \n\t"\
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"out __SP_L__, r28 \n\t"\
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"ld r29, x+ \n\t"\
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"out __SP_H__, r29 \n\t"\
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"pop r31 \n\t"\
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"pop r30 \n\t"\
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"pop r29 \n\t"\
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"pop r28 \n\t"\
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"pop r27 \n\t"\
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"pop r26 \n\t"\
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"pop r25 \n\t"\
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"pop r24 \n\t"\
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"pop r23 \n\t"\
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"pop r22 \n\t"\
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"pop r21 \n\t"\
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"pop r20 \n\t"\
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"pop r19 \n\t"\
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"pop r18 \n\t"\
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"pop r17 \n\t"\
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"pop r16 \n\t"\
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"pop r15 \n\t"\
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"pop r14 \n\t"\
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"pop r13 \n\t"\
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"pop r12 \n\t"\
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"pop r11 \n\t"\
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"pop r10 \n\t"\
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"pop r9 \n\t"\
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"pop r8 \n\t"\
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"pop r7 \n\t"\
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"pop r6 \n\t"\
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"pop r5 \n\t"\
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"pop r4 \n\t"\
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"pop r3 \n\t"\
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"pop r2 \n\t"\
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"pop r1 \n\t"\
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"pop r0 \n\t"\
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"out __SREG__, r0 \n\t"\
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"pop r0 \n\t"\
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);
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#define portRESTORE_CONTEXT() \
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asm volatile ( "lds r26, pxCurrentTCB \n\t" \
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"lds r27, pxCurrentTCB + 1 \n\t" \
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"ld r28, x+ \n\t" \
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"out __SP_L__, r28 \n\t" \
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"ld r29, x+ \n\t" \
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"out __SP_H__, r29 \n\t" \
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"pop r31 \n\t" \
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"pop r30 \n\t" \
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"pop r29 \n\t" \
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"pop r28 \n\t" \
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"pop r27 \n\t" \
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"pop r26 \n\t" \
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"pop r25 \n\t" \
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"pop r24 \n\t" \
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"pop r23 \n\t" \
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"pop r22 \n\t" \
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"pop r21 \n\t" \
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"pop r20 \n\t" \
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"pop r19 \n\t" \
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"pop r18 \n\t" \
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"pop r17 \n\t" \
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"pop r16 \n\t" \
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"pop r15 \n\t" \
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"pop r14 \n\t" \
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"pop r13 \n\t" \
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"pop r12 \n\t" \
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"pop r11 \n\t" \
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"pop r10 \n\t" \
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"pop r9 \n\t" \
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"pop r8 \n\t" \
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"pop r7 \n\t" \
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"pop r6 \n\t" \
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"pop r5 \n\t" \
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"pop r4 \n\t" \
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"pop r3 \n\t" \
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"pop r2 \n\t" \
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"pop r1 \n\t" \
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"pop r0 \n\t" \
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"out __SREG__, r0 \n\t" \
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"pop r0 \n\t" \
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);
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/*-----------------------------------------------------------*/
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@ -179,147 +179,145 @@ extern volatile TCB_t * volatile pxCurrentTCB;
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static void prvSetupTimerInterrupt( void );
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/*-----------------------------------------------------------*/
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/*
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* See header file for description.
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/*
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* See header file for description.
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*/
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StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
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TaskFunction_t pxCode,
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void * pvParameters )
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StackType_t *pxPortInitialiseStack( StackType_t *pxTopOfStack, TaskFunction_t pxCode, void *pvParameters )
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{
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uint16_t usAddress;
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uint16_t usAddress;
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/* Place a few bytes of known values on the bottom of the stack.
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* This is just useful for debugging. */
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/* Place a few bytes of known values on the bottom of the stack.
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This is just useful for debugging. */
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*pxTopOfStack = 0x11;
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pxTopOfStack--;
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*pxTopOfStack = 0x22;
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pxTopOfStack--;
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*pxTopOfStack = 0x33;
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pxTopOfStack--;
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*pxTopOfStack = 0x11;
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pxTopOfStack--;
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*pxTopOfStack = 0x22;
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pxTopOfStack--;
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*pxTopOfStack = 0x33;
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pxTopOfStack--;
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/* Simulate how the stack would look after a call to vPortYield() generated by
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* the compiler. */
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/* Simulate how the stack would look after a call to vPortYield() generated by
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the compiler. */
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/*lint -e950 -e611 -e923 Lint doesn't like this much - but nothing I can do about it. */
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/*lint -e950 -e611 -e923 Lint doesn't like this much - but nothing I can do about it. */
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/* The start of the task code will be popped off the stack last, so place
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* it on first. */
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usAddress = ( uint16_t ) pxCode;
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*pxTopOfStack = ( StackType_t ) ( usAddress & ( uint16_t ) 0x00ff );
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pxTopOfStack--;
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/* The start of the task code will be popped off the stack last, so place
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it on first. */
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usAddress = ( uint16_t ) pxCode;
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*pxTopOfStack = ( StackType_t ) ( usAddress & ( uint16_t ) 0x00ff );
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pxTopOfStack--;
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usAddress >>= 8;
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*pxTopOfStack = ( StackType_t ) ( usAddress & ( uint16_t ) 0x00ff );
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pxTopOfStack--;
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usAddress >>= 8;
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*pxTopOfStack = ( StackType_t ) ( usAddress & ( uint16_t ) 0x00ff );
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pxTopOfStack--;
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/* Next simulate the stack as if after a call to portSAVE_CONTEXT().
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* portSAVE_CONTEXT places the flags on the stack immediately after r0
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* to ensure the interrupts get disabled as soon as possible, and so ensuring
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* the stack use is minimal should a context switch interrupt occur. */
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*pxTopOfStack = ( StackType_t ) 0x00; /* R0 */
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pxTopOfStack--;
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*pxTopOfStack = portFLAGS_INT_ENABLED;
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pxTopOfStack--;
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/* Next simulate the stack as if after a call to portSAVE_CONTEXT().
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portSAVE_CONTEXT places the flags on the stack immediately after r0
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to ensure the interrupts get disabled as soon as possible, and so ensuring
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the stack use is minimal should a context switch interrupt occur. */
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*pxTopOfStack = ( StackType_t ) 0x00; /* R0 */
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pxTopOfStack--;
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*pxTopOfStack = portFLAGS_INT_ENABLED;
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pxTopOfStack--;
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/* Now the remaining registers. The compiler expects R1 to be 0. */
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*pxTopOfStack = ( StackType_t ) 0x00; /* R1 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x02; /* R2 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x03; /* R3 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x04; /* R4 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x05; /* R5 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x06; /* R6 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x07; /* R7 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x08; /* R8 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x09; /* R9 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x10; /* R10 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x11; /* R11 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x12; /* R12 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x13; /* R13 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x14; /* R14 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x15; /* R15 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x16; /* R16 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x17; /* R17 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x18; /* R18 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x19; /* R19 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x20; /* R20 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x21; /* R21 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x22; /* R22 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x23; /* R23 */
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pxTopOfStack--;
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/* Now the remaining registers. The compiler expects R1 to be 0. */
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*pxTopOfStack = ( StackType_t ) 0x00; /* R1 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x02; /* R2 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x03; /* R3 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x04; /* R4 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x05; /* R5 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x06; /* R6 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x07; /* R7 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x08; /* R8 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x09; /* R9 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x10; /* R10 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x11; /* R11 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x12; /* R12 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x13; /* R13 */
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x14; /* R14 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x15; /* R15 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x16; /* R16 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x17; /* R17 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x18; /* R18 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x19; /* R19 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x20; /* R20 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x21; /* R21 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x22; /* R22 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x23; /* R23 */
|
||||
pxTopOfStack--;
|
||||
|
||||
/* Place the parameter on the stack in the expected location. */
|
||||
usAddress = ( uint16_t ) pvParameters;
|
||||
*pxTopOfStack = ( StackType_t ) ( usAddress & ( uint16_t ) 0x00ff );
|
||||
pxTopOfStack--;
|
||||
/* Place the parameter on the stack in the expected location. */
|
||||
usAddress = ( uint16_t ) pvParameters;
|
||||
*pxTopOfStack = ( StackType_t ) ( usAddress & ( uint16_t ) 0x00ff );
|
||||
pxTopOfStack--;
|
||||
|
||||
usAddress >>= 8;
|
||||
*pxTopOfStack = ( StackType_t ) ( usAddress & ( uint16_t ) 0x00ff );
|
||||
pxTopOfStack--;
|
||||
usAddress >>= 8;
|
||||
*pxTopOfStack = ( StackType_t ) ( usAddress & ( uint16_t ) 0x00ff );
|
||||
pxTopOfStack--;
|
||||
|
||||
*pxTopOfStack = ( StackType_t ) 0x26; /* R26 X */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x27; /* R27 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x28; /* R28 Y */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x29; /* R29 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x30; /* R30 Z */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x031; /* R31 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x26; /* R26 X */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x27; /* R27 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x28; /* R28 Y */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x29; /* R29 */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x30; /* R30 Z */
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x031; /* R31 */
|
||||
pxTopOfStack--;
|
||||
|
||||
/*lint +e950 +e611 +e923 */
|
||||
/*lint +e950 +e611 +e923 */
|
||||
|
||||
return pxTopOfStack;
|
||||
return pxTopOfStack;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
BaseType_t xPortStartScheduler( void )
|
||||
{
|
||||
/* Setup the hardware to generate the tick. */
|
||||
prvSetupTimerInterrupt();
|
||||
/* Setup the hardware to generate the tick. */
|
||||
prvSetupTimerInterrupt();
|
||||
|
||||
/* Restore the context of the first task that is going to run. */
|
||||
portRESTORE_CONTEXT();
|
||||
/* Restore the context of the first task that is going to run. */
|
||||
portRESTORE_CONTEXT();
|
||||
|
||||
/* Simulate a function call end as generated by the compiler. We will now
|
||||
* jump to the start of the task the context of which we have just restored. */
|
||||
asm volatile ( "ret" );
|
||||
/* Simulate a function call end as generated by the compiler. We will now
|
||||
jump to the start of the task the context of which we have just restored. */
|
||||
asm volatile ( "ret" );
|
||||
|
||||
/* Should not get here. */
|
||||
return pdTRUE;
|
||||
/* Should not get here. */
|
||||
return pdTRUE;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vPortEndScheduler( void )
|
||||
{
|
||||
/* It is unlikely that the AVR port will get stopped. If required simply
|
||||
* disable the tick interrupt here. */
|
||||
/* It is unlikely that the AVR port will get stopped. If required simply
|
||||
disable the tick interrupt here. */
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
|
|
@ -327,36 +325,34 @@ void vPortEndScheduler( void )
|
|||
* Manual context switch. The first thing we do is save the registers so we
|
||||
* can use a naked attribute.
|
||||
*/
|
||||
void vPortYield( void ) __attribute__( ( naked ) );
|
||||
void vPortYield( void ) __attribute__ ( ( naked ) );
|
||||
void vPortYield( void )
|
||||
{
|
||||
portSAVE_CONTEXT();
|
||||
vTaskSwitchContext();
|
||||
portRESTORE_CONTEXT();
|
||||
portSAVE_CONTEXT();
|
||||
vTaskSwitchContext();
|
||||
portRESTORE_CONTEXT();
|
||||
|
||||
asm volatile ( "ret" );
|
||||
asm volatile ( "ret" );
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* Context switch function used by the tick. This must be identical to
|
||||
* Context switch function used by the tick. This must be identical to
|
||||
* vPortYield() from the call to vTaskSwitchContext() onwards. The only
|
||||
* difference from vPortYield() is the tick count is incremented as the
|
||||
* call comes from the tick ISR.
|
||||
*/
|
||||
void vPortYieldFromTick( void ) __attribute__( ( naked ) );
|
||||
void vPortYieldFromTick( void ) __attribute__ ( ( naked ) );
|
||||
void vPortYieldFromTick( void )
|
||||
{
|
||||
portSAVE_CONTEXT();
|
||||
portSAVE_CONTEXT();
|
||||
if( xTaskIncrementTick() != pdFALSE )
|
||||
{
|
||||
vTaskSwitchContext();
|
||||
}
|
||||
portRESTORE_CONTEXT();
|
||||
|
||||
if( xTaskIncrementTick() != pdFALSE )
|
||||
{
|
||||
vTaskSwitchContext();
|
||||
}
|
||||
|
||||
portRESTORE_CONTEXT();
|
||||
|
||||
asm volatile ( "ret" );
|
||||
asm volatile ( "ret" );
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
|
|
@ -365,63 +361,66 @@ void vPortYieldFromTick( void )
|
|||
*/
|
||||
static void prvSetupTimerInterrupt( void )
|
||||
{
|
||||
uint32_t ulCompareMatch;
|
||||
uint8_t ucHighByte, ucLowByte;
|
||||
uint32_t ulCompareMatch;
|
||||
uint8_t ucHighByte, ucLowByte;
|
||||
|
||||
/* Using 16bit timer 1 to generate the tick. Correct fuses must be
|
||||
* selected for the configCPU_CLOCK_HZ clock. */
|
||||
/* Using 16bit timer 1 to generate the tick. Correct fuses must be
|
||||
selected for the configCPU_CLOCK_HZ clock. */
|
||||
|
||||
ulCompareMatch = configCPU_CLOCK_HZ / configTICK_RATE_HZ;
|
||||
ulCompareMatch = configCPU_CLOCK_HZ / configTICK_RATE_HZ;
|
||||
|
||||
/* We only have 16 bits so have to scale to get our required tick rate. */
|
||||
ulCompareMatch /= portCLOCK_PRESCALER;
|
||||
/* We only have 16 bits so have to scale to get our required tick rate. */
|
||||
ulCompareMatch /= portCLOCK_PRESCALER;
|
||||
|
||||
/* Adjust for correct value. */
|
||||
ulCompareMatch -= ( uint32_t ) 1;
|
||||
/* Adjust for correct value. */
|
||||
ulCompareMatch -= ( uint32_t ) 1;
|
||||
|
||||
/* Setup compare match value for compare match A. Interrupts are disabled
|
||||
* before this is called so we need not worry here. */
|
||||
ucLowByte = ( uint8_t ) ( ulCompareMatch & ( uint32_t ) 0xff );
|
||||
ulCompareMatch >>= 8;
|
||||
ucHighByte = ( uint8_t ) ( ulCompareMatch & ( uint32_t ) 0xff );
|
||||
OCR1AH = ucHighByte;
|
||||
OCR1AL = ucLowByte;
|
||||
/* Setup compare match value for compare match A. Interrupts are disabled
|
||||
before this is called so we need not worry here. */
|
||||
ucLowByte = ( uint8_t ) ( ulCompareMatch & ( uint32_t ) 0xff );
|
||||
ulCompareMatch >>= 8;
|
||||
ucHighByte = ( uint8_t ) ( ulCompareMatch & ( uint32_t ) 0xff );
|
||||
OCR1AH = ucHighByte;
|
||||
OCR1AL = ucLowByte;
|
||||
|
||||
/* Setup clock source and compare match behaviour. */
|
||||
ucLowByte = portCLEAR_COUNTER_ON_MATCH | portPRESCALE_64;
|
||||
TCCR1B = ucLowByte;
|
||||
/* Setup clock source and compare match behaviour. */
|
||||
ucLowByte = portCLEAR_COUNTER_ON_MATCH | portPRESCALE_64;
|
||||
TCCR1B = ucLowByte;
|
||||
|
||||
/* Enable the interrupt - this is okay as interrupt are currently globally
|
||||
* disabled. */
|
||||
ucLowByte = TIMSK;
|
||||
ucLowByte |= portCOMPARE_MATCH_A_INTERRUPT_ENABLE;
|
||||
TIMSK = ucLowByte;
|
||||
/* Enable the interrupt - this is okay as interrupt are currently globally
|
||||
disabled. */
|
||||
ucLowByte = TIMSK;
|
||||
ucLowByte |= portCOMPARE_MATCH_A_INTERRUPT_ENABLE;
|
||||
TIMSK = ucLowByte;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
#if configUSE_PREEMPTION == 1
|
||||
|
||||
/*
|
||||
* Tick ISR for preemptive scheduler. We can use a naked attribute as
|
||||
* the context is saved at the start of vPortYieldFromTick(). The tick
|
||||
* count is incremented after the context is saved.
|
||||
*/
|
||||
void SIG_OUTPUT_COMPARE1A( void ) __attribute__( ( signal, naked ) );
|
||||
void SIG_OUTPUT_COMPARE1A( void )
|
||||
{
|
||||
vPortYieldFromTick();
|
||||
asm volatile ( "reti" );
|
||||
}
|
||||
/*
|
||||
* Tick ISR for preemptive scheduler. We can use a naked attribute as
|
||||
* the context is saved at the start of vPortYieldFromTick(). The tick
|
||||
* count is incremented after the context is saved.
|
||||
*/
|
||||
void SIG_OUTPUT_COMPARE1A( void ) __attribute__ ( ( signal, naked ) );
|
||||
void SIG_OUTPUT_COMPARE1A( void )
|
||||
{
|
||||
vPortYieldFromTick();
|
||||
asm volatile ( "reti" );
|
||||
}
|
||||
#else
|
||||
|
||||
/*
|
||||
* Tick ISR for the cooperative scheduler. All this does is increment the
|
||||
* tick count. We don't need to switch context, this can only be done by
|
||||
* manual calls to taskYIELD();
|
||||
*/
|
||||
void SIG_OUTPUT_COMPARE1A( void ) __attribute__( ( signal ) );
|
||||
void SIG_OUTPUT_COMPARE1A( void )
|
||||
{
|
||||
xTaskIncrementTick();
|
||||
}
|
||||
#endif /* if configUSE_PREEMPTION == 1 */
|
||||
/*
|
||||
* Tick ISR for the cooperative scheduler. All this does is increment the
|
||||
* tick count. We don't need to switch context, this can only be done by
|
||||
* manual calls to taskYIELD();
|
||||
*/
|
||||
void SIG_OUTPUT_COMPARE1A( void ) __attribute__ ( ( signal ) );
|
||||
void SIG_OUTPUT_COMPARE1A( void )
|
||||
{
|
||||
xTaskIncrementTick();
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -26,18 +26,18 @@
|
|||
*/
|
||||
|
||||
/*
|
||||
* Changes from V1.2.3
|
||||
*
|
||||
+ portCPU_CLOSK_HZ definition changed to 8MHz base 10, previously it
|
||||
+ base 16.
|
||||
*/
|
||||
Changes from V1.2.3
|
||||
|
||||
+ portCPU_CLOSK_HZ definition changed to 8MHz base 10, previously it
|
||||
base 16.
|
||||
*/
|
||||
|
||||
#ifndef PORTMACRO_H
|
||||
#define PORTMACRO_H
|
||||
#define PORTMACRO_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/*-----------------------------------------------------------
|
||||
* Port specific definitions.
|
||||
|
|
@ -50,59 +50,58 @@
|
|||
*/
|
||||
|
||||
/* Type definitions. */
|
||||
#define portCHAR char
|
||||
#define portFLOAT float
|
||||
#define portDOUBLE double
|
||||
#define portLONG long
|
||||
#define portSHORT int
|
||||
#define portSTACK_TYPE uint8_t
|
||||
#define portBASE_TYPE char
|
||||
#define portCHAR char
|
||||
#define portFLOAT float
|
||||
#define portDOUBLE double
|
||||
#define portLONG long
|
||||
#define portSHORT int
|
||||
#define portSTACK_TYPE uint8_t
|
||||
#define portBASE_TYPE char
|
||||
|
||||
typedef portSTACK_TYPE StackType_t;
|
||||
typedef signed char BaseType_t;
|
||||
typedef unsigned char UBaseType_t;
|
||||
typedef portSTACK_TYPE StackType_t;
|
||||
typedef signed char BaseType_t;
|
||||
typedef unsigned char UBaseType_t;
|
||||
|
||||
#if ( configUSE_16_BIT_TICKS == 1 )
|
||||
typedef uint16_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) 0xffff
|
||||
#else
|
||||
typedef uint32_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) 0xffffffffUL
|
||||
#endif
|
||||
#if( configUSE_16_BIT_TICKS == 1 )
|
||||
typedef uint16_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) 0xffff
|
||||
#else
|
||||
typedef uint32_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) 0xffffffffUL
|
||||
#endif
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Critical section management. */
|
||||
#define portENTER_CRITICAL() \
|
||||
asm volatile ( "in __tmp_reg__, __SREG__"::); \
|
||||
asm volatile ( "cli" ::); \
|
||||
asm volatile ( "push __tmp_reg__"::)
|
||||
#define portENTER_CRITICAL() asm volatile ( "in __tmp_reg__, __SREG__" :: ); \
|
||||
asm volatile ( "cli" :: ); \
|
||||
asm volatile ( "push __tmp_reg__" :: )
|
||||
|
||||
#define portEXIT_CRITICAL() \
|
||||
asm volatile ( "pop __tmp_reg__"::); \
|
||||
asm volatile ( "out __SREG__, __tmp_reg__"::)
|
||||
#define portEXIT_CRITICAL() asm volatile ( "pop __tmp_reg__" :: ); \
|
||||
asm volatile ( "out __SREG__, __tmp_reg__" :: )
|
||||
|
||||
#define portDISABLE_INTERRUPTS() asm volatile ( "cli" ::);
|
||||
#define portENABLE_INTERRUPTS() asm volatile ( "sei" ::);
|
||||
#define portDISABLE_INTERRUPTS() asm volatile ( "cli" :: );
|
||||
#define portENABLE_INTERRUPTS() asm volatile ( "sei" :: );
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Architecture specifics. */
|
||||
#define portSTACK_GROWTH ( -1 )
|
||||
#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
|
||||
#define portBYTE_ALIGNMENT 1
|
||||
#define portNOP() asm volatile ( "nop" );
|
||||
#define portSTACK_GROWTH ( -1 )
|
||||
#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
|
||||
#define portBYTE_ALIGNMENT 1
|
||||
#define portNOP() asm volatile ( "nop" );
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Kernel utilities. */
|
||||
extern void vPortYield( void ) __attribute__( ( naked ) );
|
||||
#define portYIELD() vPortYield()
|
||||
extern void vPortYield( void ) __attribute__ ( ( naked ) );
|
||||
#define portYIELD() vPortYield()
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* 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 )
|
||||
#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
|
||||
#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* PORTMACRO_H */
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue