mirror of
https://github.com/FreeRTOS/FreeRTOS-Kernel.git
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Revert Portable/WizC Formatting (#888)
* Revert formatting on WizC ports * Fix spelling mistakes --------- Co-authored-by: Rahul Kar <118818625+kar-rahul-aws@users.noreply.github.com> Co-authored-by: Gaurav-Aggarwal-AWS <33462878+aggarg@users.noreply.github.com>
This commit is contained in:
Soren Ptak
GitHub
parent
b3febb7416
commit
cb196ddbb1
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@ -27,22 +27,22 @@
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*/
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/*
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* Changes from V3.0.0
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+ ISRcode is pulled inline and portTICKisr() is therefore
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+ deleted from this file.
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+
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+ Prescaler logic for Timer1 added to allow for a wider
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+ range of TickRates.
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+
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+ Changes from V3.0.1
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*/
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Changes from V3.0.0
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+ ISRcode is pulled inline and portTICKisr() is therefore
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deleted from this file.
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+ Prescaler logic for Timer1 added to allow for a wider
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range of TickRates.
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Changes from V3.0.1
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*/
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#include <FreeRTOS.h>
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#include <task.h>
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/* IO port constants. */
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#define portBIT_SET ( 1 )
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#define portBIT_CLEAR ( 0 )
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#define portBIT_SET (1)
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#define portBIT_CLEAR (0)
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/*
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* Hardware setup for the tick.
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@ -50,27 +50,27 @@
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* and requested tickrate, a prescaled value with a matching
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* prescaler are determined.
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*/
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#define portTIMER_COMPARE_BASE ( ( APROCFREQ / 4 ) / configTICK_RATE_HZ )
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#define portTIMER_COMPARE_BASE ((APROCFREQ/4)/configTICK_RATE_HZ)
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#if portTIMER_COMPARE_BASE < 0x10000
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#define portTIMER_COMPARE_VALUE ( portTIMER_COMPARE_BASE )
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#define portTIMER_COMPARE_PS1 ( portBIT_CLEAR )
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#define portTIMER_COMPARE_PS0 ( portBIT_CLEAR )
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#if portTIMER_COMPARE_BASE < 0x10000
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#define portTIMER_COMPARE_VALUE (portTIMER_COMPARE_BASE)
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#define portTIMER_COMPARE_PS1 (portBIT_CLEAR)
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#define portTIMER_COMPARE_PS0 (portBIT_CLEAR)
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#elif portTIMER_COMPARE_BASE < 0x20000
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#define portTIMER_COMPARE_VALUE ( portTIMER_COMPARE_BASE / 2 )
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#define portTIMER_COMPARE_PS1 ( portBIT_CLEAR )
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#define portTIMER_COMPARE_PS0 ( portBIT_SET )
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#define portTIMER_COMPARE_VALUE (portTIMER_COMPARE_BASE / 2)
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#define portTIMER_COMPARE_PS1 (portBIT_CLEAR)
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#define portTIMER_COMPARE_PS0 (portBIT_SET)
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#elif portTIMER_COMPARE_BASE < 0x40000
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#define portTIMER_COMPARE_VALUE ( portTIMER_COMPARE_BASE / 4 )
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#define portTIMER_COMPARE_PS1 ( portBIT_SET )
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#define portTIMER_COMPARE_PS0 ( portBIT_CLEAR )
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#define portTIMER_COMPARE_VALUE (portTIMER_COMPARE_BASE / 4)
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#define portTIMER_COMPARE_PS1 (portBIT_SET)
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#define portTIMER_COMPARE_PS0 (portBIT_CLEAR)
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#elif portTIMER_COMPARE_BASE < 0x80000
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#define portTIMER_COMPARE_VALUE ( portTIMER_COMPARE_BASE / 8 )
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#define portTIMER_COMPARE_PS1 ( portBIT_SET )
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#define portTIMER_COMPARE_PS0 ( portBIT_SET )
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#else /* if portTIMER_COMPARE_BASE < 0x10000 */
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#define portTIMER_COMPARE_VALUE (portTIMER_COMPARE_BASE / 8)
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#define portTIMER_COMPARE_PS1 (portBIT_SET)
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#define portTIMER_COMPARE_PS0 (portBIT_SET)
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#else
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#error "TickRate out of range"
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#endif /* if portTIMER_COMPARE_BASE < 0x10000 */
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#endif
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/*-----------------------------------------------------------*/
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@ -92,27 +92,27 @@ void portSetupTick( void )
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* Set the compare match value.
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*/
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CCPR1H = ( uint8_t ) ( ( portTIMER_COMPARE_VALUE >> 8 ) & 0xff );
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CCPR1L = ( uint8_t ) ( portTIMER_COMPARE_VALUE & 0xff );
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CCPR1L = ( uint8_t ) ( portTIMER_COMPARE_VALUE & 0xff );
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/*
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* Set Compare Special Event Trigger Mode
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*/
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bCCP1M3 = portBIT_SET;
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bCCP1M2 = portBIT_CLEAR;
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bCCP1M1 = portBIT_SET;
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bCCP1M0 = portBIT_SET;
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bCCP1M3 = portBIT_SET;
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bCCP1M2 = portBIT_CLEAR;
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bCCP1M1 = portBIT_SET;
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bCCP1M0 = portBIT_SET;
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/*
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* Enable CCP1 interrupt
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*/
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bCCP1IE = portBIT_SET;
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bCCP1IE = portBIT_SET;
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/*
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* We are only going to use the global interrupt bit, so disable
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* interruptpriorities and enable peripheral interrupts.
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*/
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bIPEN = portBIT_CLEAR;
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bPEIE = portBIT_SET;
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bIPEN = portBIT_CLEAR;
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bPEIE = portBIT_SET;
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/*
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* Set up timer1
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@ -128,12 +128,12 @@ void portSetupTick( void )
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/*
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* Setup the timer
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*/
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bRD16 = portBIT_SET; /* 16-bit */
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bT1CKPS1 = portTIMER_COMPARE_PS1; /* prescaler */
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bT1CKPS0 = portTIMER_COMPARE_PS0; /* prescaler */
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bT1OSCEN = portBIT_SET; /* Oscillator enable */
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bT1SYNC = portBIT_SET; /* No external clock sync */
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bTMR1CS = portBIT_CLEAR; /* Internal clock */
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bRD16 = portBIT_SET; // 16-bit
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bT1CKPS1 = portTIMER_COMPARE_PS1; // prescaler
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bT1CKPS0 = portTIMER_COMPARE_PS0; // prescaler
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bT1OSCEN = portBIT_SET; // Oscillator enable
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bT1SYNC = portBIT_SET; // No external clock sync
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bTMR1CS = portBIT_CLEAR; // Internal clock
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bTMR1ON = portBIT_SET; /* Start timer1 */
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bTMR1ON = portBIT_SET; // Start timer1
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}
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@ -27,17 +27,17 @@
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*/
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/*
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* Changes from V3.0.0
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+ ISRcode pulled inline to reduce stack-usage.
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+
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+ Added functionality to only call vTaskSwitchContext() once
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+ when handling multiple interruptsources in a single interruptcall.
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+
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+ Filename changed to a .c extension to allow stepping through code
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+ using F7.
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+
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+ Changes from V3.0.1
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*/
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Changes from V3.0.0
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+ ISRcode pulled inline to reduce stack-usage.
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+ Added functionality to only call vTaskSwitchContext() once
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when handling multiple interruptsources in a single interruptcall.
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+ Filename changed to a .c extension to allow stepping through code
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using F7.
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Changes from V3.0.1
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*/
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/*
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* ISR for the tick.
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@ -76,4 +76,4 @@
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#pragma wizcpp uselib "$__PATHNAME__/Tick.c"
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#endif /* _FREERTOS_DRIVERS_TICK_ISRTICK_C */
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#endif /* _FREERTOS_DRIVERS_TICK_ISRTICK_C */
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@ -27,13 +27,13 @@
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*/
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/*
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* Changes from V3.0.0
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*
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* Changes from V3.0.1
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*
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* Changes from V4.0.1
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* Uselib pragma added for Croutine.c
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*/
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Changes from V3.0.0
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Changes from V3.0.1
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Changes from V4.0.1
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Uselib pragma added for Croutine.c
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*/
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/*
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* The installation script will automatically prepend this file to the default FreeRTOS.h.
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@ -51,4 +51,4 @@
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#pragma wizcpp uselib "$__PATHNAME__/libFreeRTOS/Modules/List.c"
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#pragma wizcpp uselib "$__PATHNAME__/libFreeRTOS/Modules/Port.c"
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#endif /* WIZC_FREERTOS_H */
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#endif /* WIZC_FREERTOS_H */
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@ -27,19 +27,19 @@
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*/
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/*
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* Changes from V3.2.1
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+ CallReturn Depth increased from 8 to 10 levels to accommodate wizC/fedC V12.
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+
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+ Changes from V3.2.0
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+ TBLPTRU is now initialised to zero during the initial stack creation of a new task. This solves
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+ an error on devices with more than 64kB ROM.
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+
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+ Changes from V3.0.0
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+ ucCriticalNesting is now initialised to 0x7F to prevent interrupts from being
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+ handled before the scheduler is started.
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+
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+ Changes from V3.0.1
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*/
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Changes from V3.2.1
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+ CallReturn Depth increased from 8 to 10 levels to accommodate wizC/fedC V12.
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Changes from V3.2.0
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+ TBLPTRU is now initialised to zero during the initial stack creation of a new task. This solves
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an error on devices with more than 64kB ROM.
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Changes from V3.0.0
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+ ucCriticalNesting is now initialised to 0x7F to prevent interrupts from being
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handled before the scheduler is started.
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Changes from V3.0.1
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*/
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/* Scheduler include files. */
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#include <FreeRTOS.h>
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@ -78,17 +78,17 @@ extern volatile TCB_t * volatile pxCurrentTCB;
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* 16 bytes: Free space on stack
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*/
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#if _ROMSIZE > 0x8000
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#define portSTACK_FSR_BYTES ( 15 )
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#define portSTACK_CALLRETURN_ENTRY_SIZE ( 3 )
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#define portSTACK_FSR_BYTES ( 15 )
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#define portSTACK_CALLRETURN_ENTRY_SIZE ( 3 )
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#else
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#define portSTACK_FSR_BYTES ( 13 )
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#define portSTACK_CALLRETURN_ENTRY_SIZE ( 2 )
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#define portSTACK_FSR_BYTES ( 13 )
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#define portSTACK_CALLRETURN_ENTRY_SIZE ( 2 )
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#endif
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#define portSTACK_MINIMAL_CALLRETURN_DEPTH ( 10 )
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#define portSTACK_OTHER_BYTES ( 20 )
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#define portSTACK_MINIMAL_CALLRETURN_DEPTH ( 10 )
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#define portSTACK_OTHER_BYTES ( 20 )
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uint16_t usCalcMinStackSize = 0;
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uint16_t usCalcMinStackSize = 0;
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/*-----------------------------------------------------------*/
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@ -106,20 +106,16 @@ register uint8_t ucCriticalNesting = 0x7F;
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* Initialise the stack of a new task.
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* See portSAVE_CONTEXT macro 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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uint8_t ucScratch;
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uint8_t ucScratch;
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/*
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* Get the size of the RAMarea in page 0 used by the compiler
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* We do this here already to avoid W-register conflicts.
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*/
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_Pragma("asm")
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movlw OVERHEADPAGE0 - LOCOPTSIZE + MAXLOCOPTSIZE
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movwf PRODL, ACCESS;
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PRODL is used as temp register
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movlw OVERHEADPAGE0-LOCOPTSIZE+MAXLOCOPTSIZE
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movwf PRODL,ACCESS ; PRODL is used as temp register
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_Pragma("asmend")
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ucScratch = PRODL;
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@ -127,9 +123,9 @@ StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
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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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*/
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/* *pxTopOfStack-- = 0x11; */
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/* *pxTopOfStack-- = 0x22; */
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/* *pxTopOfStack-- = 0x33; */
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// *pxTopOfStack-- = 0x11;
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// *pxTopOfStack-- = 0x22;
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// *pxTopOfStack-- = 0x33;
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/*
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* Simulate how the stack would look after a call to vPortYield()
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@ -140,36 +136,36 @@ StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
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* First store the function parameters. This is where the task expects
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* to find them when it starts running.
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*/
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*pxTopOfStack-- = ( StackType_t ) ( ( ( uint16_t ) pvParameters >> 8 ) & 0x00ff );
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*pxTopOfStack-- = ( StackType_t ) ( ( uint16_t ) pvParameters & 0x00ff );
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*pxTopOfStack-- = ( StackType_t ) ( (( uint16_t ) pvParameters >> 8) & 0x00ff );
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*pxTopOfStack-- = ( StackType_t ) ( ( uint16_t ) pvParameters & 0x00ff );
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/*
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* Next are all the registers that form part of the task context.
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*/
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*pxTopOfStack-- = ( StackType_t ) 0x11; /* STATUS. */
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*pxTopOfStack-- = ( StackType_t ) 0x22; /* WREG. */
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*pxTopOfStack-- = ( StackType_t ) 0x33; /* BSR. */
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*pxTopOfStack-- = ( StackType_t ) 0x44; /* PRODH. */
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*pxTopOfStack-- = ( StackType_t ) 0x55; /* PRODL. */
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*pxTopOfStack-- = ( StackType_t ) 0x66; /* FSR0H. */
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*pxTopOfStack-- = ( StackType_t ) 0x77; /* FSR0L. */
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*pxTopOfStack-- = ( StackType_t ) 0x88; /* FSR1H. */
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*pxTopOfStack-- = ( StackType_t ) 0x99; /* FSR1L. */
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*pxTopOfStack-- = ( StackType_t ) 0xAA; /* TABLAT. */
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#if _ROMSIZE > 0x8000
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*pxTopOfStack-- = ( StackType_t ) 0x00; /* TBLPTRU. */
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#endif
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*pxTopOfStack-- = ( StackType_t ) 0xCC; /* TBLPTRH. */
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*pxTopOfStack-- = ( StackType_t ) 0xDD; /* TBLPTRL. */
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#if _ROMSIZE > 0x8000
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*pxTopOfStack-- = ( StackType_t ) 0xEE; /* PCLATU. */
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#endif
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*pxTopOfStack-- = ( StackType_t ) 0xFF; /* PCLATH. */
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*pxTopOfStack-- = ( StackType_t ) 0x11; /* STATUS. */
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*pxTopOfStack-- = ( StackType_t ) 0x22; /* WREG. */
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*pxTopOfStack-- = ( StackType_t ) 0x33; /* BSR. */
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*pxTopOfStack-- = ( StackType_t ) 0x44; /* PRODH. */
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*pxTopOfStack-- = ( StackType_t ) 0x55; /* PRODL. */
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*pxTopOfStack-- = ( StackType_t ) 0x66; /* FSR0H. */
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*pxTopOfStack-- = ( StackType_t ) 0x77; /* FSR0L. */
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*pxTopOfStack-- = ( StackType_t ) 0x88; /* FSR1H. */
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*pxTopOfStack-- = ( StackType_t ) 0x99; /* FSR1L. */
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*pxTopOfStack-- = ( StackType_t ) 0xAA; /* TABLAT. */
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#if _ROMSIZE > 0x8000
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*pxTopOfStack-- = ( StackType_t ) 0x00; /* TBLPTRU. */
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#endif
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*pxTopOfStack-- = ( StackType_t ) 0xCC; /* TBLPTRH. */
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*pxTopOfStack-- = ( StackType_t ) 0xDD; /* TBLPTRL. */
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#if _ROMSIZE > 0x8000
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*pxTopOfStack-- = ( StackType_t ) 0xEE; /* PCLATU. */
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#endif
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*pxTopOfStack-- = ( StackType_t ) 0xFF; /* PCLATH. */
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/*
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* Next the compiler's scratchspace.
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*/
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while( ucScratch-- > 0 )
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while(ucScratch-- > 0)
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{
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*pxTopOfStack-- = ( StackType_t ) 0;
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}
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@ -180,11 +176,11 @@ StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
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* stack, too. TOSU is always written as zero here because wizC does not allow
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* functionpointers to point above 64kB in ROM.
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*/
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#if _ROMSIZE > 0x8000
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*pxTopOfStack-- = ( StackType_t ) 0;
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#endif
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#if _ROMSIZE > 0x8000
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*pxTopOfStack-- = ( StackType_t ) 0;
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#endif
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*pxTopOfStack-- = ( StackType_t ) ( ( ( uint16_t ) pxCode >> 8 ) & 0x00ff );
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*pxTopOfStack-- = ( StackType_t ) ( ( uint16_t ) pxCode & 0x00ff );
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*pxTopOfStack-- = ( StackType_t ) ( ( uint16_t ) pxCode & 0x00ff );
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/*
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* Store the number of return addresses on the hardware stack.
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@ -211,19 +207,19 @@ uint16_t usPortCALCULATE_MINIMAL_STACK_SIZE( void )
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* Fetch the size of compiler's scratchspace.
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*/
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_Pragma("asm")
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movlw OVERHEADPAGE0 - LOCOPTSIZE + MAXLOCOPTSIZE
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movlb usCalcMinStackSize >> 8
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movwf usCalcMinStackSize, BANKED
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movlw OVERHEADPAGE0-LOCOPTSIZE+MAXLOCOPTSIZE
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movlb usCalcMinStackSize>>8
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movwf usCalcMinStackSize,BANKED
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_Pragma("asmend")
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/*
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* Add minimum needed stackspace
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*/
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usCalcMinStackSize += ( portSTACK_FSR_BYTES )
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+ ( portSTACK_MINIMAL_CALLRETURN_DEPTH * portSTACK_CALLRETURN_ENTRY_SIZE )
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+ ( portSTACK_OTHER_BYTES );
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usCalcMinStackSize += ( portSTACK_FSR_BYTES )
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+ ( portSTACK_MINIMAL_CALLRETURN_DEPTH * portSTACK_CALLRETURN_ENTRY_SIZE )
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+ ( portSTACK_OTHER_BYTES );
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return( usCalcMinStackSize );
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return(usCalcMinStackSize);
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}
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/*-----------------------------------------------------------*/
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@ -286,11 +282,11 @@ void vPortYield( void )
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}
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/*-----------------------------------------------------------*/
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#if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 )
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#if( configSUPPORT_DYNAMIC_ALLOCATION == 1 )
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|
||||
void * pvPortMalloc( uint16_t usWantedSize )
|
||||
void *pvPortMalloc( uint16_t usWantedSize )
|
||||
{
|
||||
void * pvReturn;
|
||||
void *pvReturn;
|
||||
|
||||
vTaskSuspendAll();
|
||||
{
|
||||
|
|
@ -305,9 +301,9 @@ void vPortYield( void )
|
|||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
#if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 )
|
||||
#if( configSUPPORT_DYNAMIC_ALLOCATION == 1 )
|
||||
|
||||
void vPortFree( void * pv )
|
||||
void vPortFree( void *pv )
|
||||
{
|
||||
if( pv )
|
||||
{
|
||||
|
|
|
|||
|
|
@ -27,48 +27,48 @@
|
|||
*/
|
||||
|
||||
/*
|
||||
* Changes from V3.0.0
|
||||
*
|
||||
* Changes from V3.0.1
|
||||
*/
|
||||
Changes from V3.0.0
|
||||
|
||||
Changes from V3.0.1
|
||||
*/
|
||||
#ifndef PORTMACRO_H
|
||||
#define PORTMACRO_H
|
||||
|
||||
#if !defined( _SERIES ) || _SERIES != 18
|
||||
#if !defined(_SERIES) || _SERIES != 18
|
||||
#error "WizC supports FreeRTOS on the Microchip PIC18-series only"
|
||||
#endif
|
||||
|
||||
#if !defined( QUICKCALL ) || QUICKCALL != 1
|
||||
#if !defined(QUICKCALL) || QUICKCALL != 1
|
||||
#error "QuickCall must be enabled (see ProjectOptions/Optimisations)"
|
||||
#endif
|
||||
|
||||
#include <stddef.h>
|
||||
#include <pic.h>
|
||||
|
||||
#define portCHAR char
|
||||
#define portFLOAT float
|
||||
#define portDOUBLE portFLOAT
|
||||
#define portLONG long
|
||||
#define portSHORT short
|
||||
#define portSTACK_TYPE uint8_t
|
||||
#define portBASE_TYPE char
|
||||
#define portCHAR char
|
||||
#define portFLOAT float
|
||||
#define portDOUBLE portFLOAT
|
||||
#define portLONG long
|
||||
#define portSHORT short
|
||||
#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 ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS )
|
||||
typedef uint16_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) ( 0xFFFF )
|
||||
#if( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS )
|
||||
typedef uint16_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) ( 0xFFFF )
|
||||
#elif ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_32_BITS )
|
||||
typedef uint32_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) ( 0xFFFFFFFFUL )
|
||||
typedef uint32_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) ( 0xFFFFFFFFUL )
|
||||
#else
|
||||
#error configTICK_TYPE_WIDTH_IN_BITS set to unsupported tick type width.
|
||||
#endif
|
||||
|
||||
#define portBYTE_ALIGNMENT 1
|
||||
#define portBYTE_ALIGNMENT 1
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
|
|
@ -76,33 +76,33 @@ typedef unsigned char UBaseType_t;
|
|||
* Constant used for context switch macro when we require the interrupt
|
||||
* enable state to be forced when the interrupted task is switched back in.
|
||||
*/
|
||||
#define portINTERRUPTS_FORCED ( 0x01 )
|
||||
#define portINTERRUPTS_FORCED (0x01)
|
||||
|
||||
/*
|
||||
* Constant used for context switch macro when we require the interrupt
|
||||
* enable state to be unchanged when the interrupted task is switched back in.
|
||||
*/
|
||||
#define portINTERRUPTS_UNCHANGED ( 0x00 )
|
||||
#define portINTERRUPTS_UNCHANGED (0x00)
|
||||
|
||||
/* Initial interrupt enable state for newly created tasks. This value is
|
||||
* used when a task switches in for the first time.
|
||||
*/
|
||||
#define portINTERRUPTS_INITIAL_STATE ( portINTERRUPTS_FORCED )
|
||||
#define portINTERRUPTS_INITIAL_STATE (portINTERRUPTS_FORCED)
|
||||
|
||||
/*
|
||||
* Macros to modify the global interrupt enable bit in INTCON.
|
||||
*/
|
||||
#define portDISABLE_INTERRUPTS() \
|
||||
do \
|
||||
{ \
|
||||
bGIE = 0; \
|
||||
} while( bGIE ) /* MicroChip recommends this check! */
|
||||
#define portDISABLE_INTERRUPTS() \
|
||||
do \
|
||||
{ \
|
||||
bGIE=0; \
|
||||
} while(bGIE) // MicroChip recommends this check!
|
||||
|
||||
#define portENABLE_INTERRUPTS() \
|
||||
do \
|
||||
{ \
|
||||
bGIE = 1; \
|
||||
} while( 0 )
|
||||
#define portENABLE_INTERRUPTS() \
|
||||
do \
|
||||
{ \
|
||||
bGIE=1; \
|
||||
} while(0)
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
|
|
@ -111,43 +111,43 @@ typedef unsigned char UBaseType_t;
|
|||
*/
|
||||
extern uint8_t ucCriticalNesting;
|
||||
|
||||
#define portNO_CRITICAL_SECTION_NESTING ( ( uint8_t ) 0 )
|
||||
#define portNO_CRITICAL_SECTION_NESTING ( ( uint8_t ) 0 )
|
||||
|
||||
#define portENTER_CRITICAL() \
|
||||
do \
|
||||
{ \
|
||||
portDISABLE_INTERRUPTS(); \
|
||||
\
|
||||
/* \
|
||||
* Now interrupts are disabled ucCriticalNesting \
|
||||
* can be accessed directly. Increment \
|
||||
* ucCriticalNesting to keep a count of how \
|
||||
* many times portENTER_CRITICAL() has been called. \
|
||||
*/ \
|
||||
ucCriticalNesting++; \
|
||||
} while( 0 )
|
||||
#define portENTER_CRITICAL() \
|
||||
do \
|
||||
{ \
|
||||
portDISABLE_INTERRUPTS(); \
|
||||
\
|
||||
/* \
|
||||
* Now interrupts are disabled ucCriticalNesting \
|
||||
* can be accessed directly. Increment \
|
||||
* ucCriticalNesting to keep a count of how \
|
||||
* many times portENTER_CRITICAL() has been called. \
|
||||
*/ \
|
||||
ucCriticalNesting++; \
|
||||
} while(0)
|
||||
|
||||
#define portEXIT_CRITICAL() \
|
||||
do \
|
||||
{ \
|
||||
if( ucCriticalNesting > portNO_CRITICAL_SECTION_NESTING ) \
|
||||
{ \
|
||||
/* \
|
||||
* Decrement the nesting count as we are leaving a \
|
||||
* critical section. \
|
||||
*/ \
|
||||
ucCriticalNesting--; \
|
||||
} \
|
||||
\
|
||||
/* \
|
||||
* If the nesting level has reached zero then \
|
||||
* interrupts should be re-enabled. \
|
||||
*/ \
|
||||
if( ucCriticalNesting == portNO_CRITICAL_SECTION_NESTING ) \
|
||||
{ \
|
||||
portENABLE_INTERRUPTS(); \
|
||||
} \
|
||||
} while( 0 )
|
||||
#define portEXIT_CRITICAL() \
|
||||
do \
|
||||
{ \
|
||||
if(ucCriticalNesting > portNO_CRITICAL_SECTION_NESTING) \
|
||||
{ \
|
||||
/* \
|
||||
* Decrement the nesting count as we are leaving a \
|
||||
* critical section. \
|
||||
*/ \
|
||||
ucCriticalNesting--; \
|
||||
} \
|
||||
\
|
||||
/* \
|
||||
* If the nesting level has reached zero then \
|
||||
* interrupts should be re-enabled. \
|
||||
*/ \
|
||||
if( ucCriticalNesting == portNO_CRITICAL_SECTION_NESTING ) \
|
||||
{ \
|
||||
portENABLE_INTERRUPTS(); \
|
||||
} \
|
||||
} while(0)
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
|
|
@ -159,15 +159,15 @@ extern uint8_t ucCriticalNesting;
|
|||
extern uint16_t usPortCALCULATE_MINIMAL_STACK_SIZE( void );
|
||||
extern uint16_t usCalcMinStackSize;
|
||||
|
||||
#define portMINIMAL_STACK_SIZE \
|
||||
( ( usCalcMinStackSize == 0 ) \
|
||||
? usPortCALCULATE_MINIMAL_STACK_SIZE() \
|
||||
: usCalcMinStackSize )
|
||||
#define portMINIMAL_STACK_SIZE \
|
||||
((usCalcMinStackSize == 0) \
|
||||
? usPortCALCULATE_MINIMAL_STACK_SIZE() \
|
||||
: usCalcMinStackSize )
|
||||
|
||||
/*
|
||||
* WizC uses a downgrowing stack
|
||||
*/
|
||||
#define portSTACK_GROWTH ( -1 )
|
||||
#define portSTACK_GROWTH ( -1 )
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
|
|
@ -203,220 +203,219 @@ extern uint16_t usCalcMinStackSize;
|
|||
* assembler definitions.
|
||||
*/
|
||||
|
||||
#define portSAVE_CONTEXT( ucInterruptForced ) \
|
||||
do \
|
||||
{ \
|
||||
portDISABLE_INTERRUPTS(); \
|
||||
\
|
||||
_Pragma("asm") \
|
||||
; \
|
||||
; Push the relevant SFR's onto the task's stack \
|
||||
; \
|
||||
movff STATUS,POSTDEC2 \
|
||||
movff WREG,POSTDEC2 \
|
||||
movff BSR,POSTDEC2 \
|
||||
movff PRODH,POSTDEC2 \
|
||||
movff PRODL,POSTDEC2 \
|
||||
movff FSR0H,POSTDEC2 \
|
||||
movff FSR0L,POSTDEC2 \
|
||||
movff FSR1H,POSTDEC2 \
|
||||
movff FSR1L,POSTDEC2 \
|
||||
movff TABLAT,POSTDEC2 \
|
||||
if __ROMSIZE > 0x8000 \
|
||||
movff TBLPTRU,POSTDEC2 \
|
||||
endif \
|
||||
movff TBLPTRH,POSTDEC2 \
|
||||
movff TBLPTRL,POSTDEC2 \
|
||||
if __ROMSIZE > 0x8000 \
|
||||
movff PCLATU,POSTDEC2 \
|
||||
endif \
|
||||
movff PCLATH,POSTDEC2 \
|
||||
; \
|
||||
; Store the compiler-scratch-area as described above. \
|
||||
; \
|
||||
movlw OVERHEADPAGE0-LOCOPTSIZE+MAXLOCOPTSIZE \
|
||||
clrf FSR0L,ACCESS \
|
||||
clrf FSR0H,ACCESS \
|
||||
_rtos_S1: \
|
||||
movff POSTINC0,POSTDEC2 \
|
||||
decfsz WREG,W,ACCESS \
|
||||
SMARTJUMP _rtos_S1 \
|
||||
; \
|
||||
; Save the pic call/return-stack belonging to the \
|
||||
; current task by copying it to the task's software- \
|
||||
; stack. We save the hardware stack pointer (which \
|
||||
; is the number of addresses on the stack) in the \
|
||||
; W-register first because we need it later and it \
|
||||
; is modified in the save-loop by executing pop's. \
|
||||
; After the loop the W-register is stored on the \
|
||||
; stack, too. \
|
||||
; \
|
||||
movf STKPTR,W,ACCESS \
|
||||
bz _rtos_s3 \
|
||||
_rtos_S2: \
|
||||
if __ROMSIZE > 0x8000 \
|
||||
movff TOSU,POSTDEC2 \
|
||||
endif \
|
||||
movff TOSH,POSTDEC2 \
|
||||
movff TOSL,POSTDEC2 \
|
||||
pop \
|
||||
tstfsz STKPTR,ACCESS \
|
||||
SMARTJUMP _rtos_S2 \
|
||||
_rtos_s3: \
|
||||
movwf POSTDEC2,ACCESS \
|
||||
; \
|
||||
; Next the value for ucCriticalNesting used by the \
|
||||
; task is stored on the stack. When \
|
||||
; (ucInterruptForced == portINTERRUPTS_FORCED), we save \
|
||||
; it as 0 (portNO_CRITICAL_SECTION_NESTING). \
|
||||
; \
|
||||
if ucInterruptForced == portINTERRUPTS_FORCED \
|
||||
clrf POSTDEC2,ACCESS \
|
||||
else \
|
||||
movff ucCriticalNesting,POSTDEC2 \
|
||||
endif \
|
||||
; \
|
||||
; Save the new top of the software stack in the TCB. \
|
||||
; \
|
||||
movff pxCurrentTCB,FSR0L \
|
||||
movff pxCurrentTCB+1,FSR0H \
|
||||
movff FSR2L,POSTINC0 \
|
||||
movff FSR2H,POSTINC0 \
|
||||
_Pragma("asmend") \
|
||||
} while(0)
|
||||
#define portSAVE_CONTEXT( ucInterruptForced ) \
|
||||
do \
|
||||
{ \
|
||||
portDISABLE_INTERRUPTS(); \
|
||||
\
|
||||
_Pragma("asm") \
|
||||
; \
|
||||
; Push the relevant SFR's onto the task's stack \
|
||||
; \
|
||||
movff STATUS,POSTDEC2 \
|
||||
movff WREG,POSTDEC2 \
|
||||
movff BSR,POSTDEC2 \
|
||||
movff PRODH,POSTDEC2 \
|
||||
movff PRODL,POSTDEC2 \
|
||||
movff FSR0H,POSTDEC2 \
|
||||
movff FSR0L,POSTDEC2 \
|
||||
movff FSR1H,POSTDEC2 \
|
||||
movff FSR1L,POSTDEC2 \
|
||||
movff TABLAT,POSTDEC2 \
|
||||
if __ROMSIZE > 0x8000 \
|
||||
movff TBLPTRU,POSTDEC2 \
|
||||
endif \
|
||||
movff TBLPTRH,POSTDEC2 \
|
||||
movff TBLPTRL,POSTDEC2 \
|
||||
if __ROMSIZE > 0x8000 \
|
||||
movff PCLATU,POSTDEC2 \
|
||||
endif \
|
||||
movff PCLATH,POSTDEC2 \
|
||||
; \
|
||||
; Store the compiler-scratch-area as described above. \
|
||||
; \
|
||||
movlw OVERHEADPAGE0-LOCOPTSIZE+MAXLOCOPTSIZE \
|
||||
clrf FSR0L,ACCESS \
|
||||
clrf FSR0H,ACCESS \
|
||||
_rtos_S1: \
|
||||
movff POSTINC0,POSTDEC2 \
|
||||
decfsz WREG,W,ACCESS \
|
||||
SMARTJUMP _rtos_S1 \
|
||||
; \
|
||||
; Save the pic call/return-stack belonging to the \
|
||||
; current task by copying it to the task's software- \
|
||||
; stack. We save the hardware stack pointer (which \
|
||||
; is the number of addresses on the stack) in the \
|
||||
; W-register first because we need it later and it \
|
||||
; is modified in the save-loop by executing pop's. \
|
||||
; After the loop the W-register is stored on the \
|
||||
; stack, too. \
|
||||
; \
|
||||
movf STKPTR,W,ACCESS \
|
||||
bz _rtos_s3 \
|
||||
_rtos_S2: \
|
||||
if __ROMSIZE > 0x8000 \
|
||||
movff TOSU,POSTDEC2 \
|
||||
endif \
|
||||
movff TOSH,POSTDEC2 \
|
||||
movff TOSL,POSTDEC2 \
|
||||
pop \
|
||||
tstfsz STKPTR,ACCESS \
|
||||
SMARTJUMP _rtos_S2 \
|
||||
_rtos_s3: \
|
||||
movwf POSTDEC2,ACCESS \
|
||||
; \
|
||||
; Next the value for ucCriticalNesting used by the \
|
||||
; task is stored on the stack. When \
|
||||
; (ucInterruptForced == portINTERRUPTS_FORCED), we save \
|
||||
; it as 0 (portNO_CRITICAL_SECTION_NESTING). \
|
||||
; \
|
||||
if ucInterruptForced == portINTERRUPTS_FORCED \
|
||||
clrf POSTDEC2,ACCESS \
|
||||
else \
|
||||
movff ucCriticalNesting,POSTDEC2 \
|
||||
endif \
|
||||
; \
|
||||
; Save the new top of the software stack in the TCB. \
|
||||
; \
|
||||
movff pxCurrentTCB,FSR0L \
|
||||
movff pxCurrentTCB+1,FSR0H \
|
||||
movff FSR2L,POSTINC0 \
|
||||
movff FSR2H,POSTINC0 \
|
||||
_Pragma("asmend") \
|
||||
} while(0)
|
||||
|
||||
/************************************************************/
|
||||
|
||||
/*
|
||||
* This is the reverse of portSAVE_CONTEXT.
|
||||
*/
|
||||
#define portRESTORE_CONTEXT() \
|
||||
do \
|
||||
{ \
|
||||
_Pragma("asm") \
|
||||
; \
|
||||
; Set FSR0 to point to pxCurrentTCB->pxTopOfStack. \
|
||||
; \
|
||||
movff pxCurrentTCB,FSR0L \
|
||||
movff pxCurrentTCB+1,FSR0H \
|
||||
; \
|
||||
; De-reference FSR0 to set the address it holds into \
|
||||
; FSR2 (i.e. *( pxCurrentTCB->pxTopOfStack ) ). FSR2 \
|
||||
; is used by wizC as stackpointer. \
|
||||
; \
|
||||
movff POSTINC0,FSR2L \
|
||||
movff POSTINC0,FSR2H \
|
||||
; \
|
||||
; Next, the value for ucCriticalNesting used by the \
|
||||
; task is retrieved from the stack. \
|
||||
; \
|
||||
movff PREINC2,ucCriticalNesting \
|
||||
; \
|
||||
; Rebuild the pic call/return-stack. The number of \
|
||||
; return addresses is the next item on the task stack. \
|
||||
; Save this number in PRODL. Then fetch the addresses \
|
||||
; and store them on the hardwarestack. \
|
||||
; The datasheets say we can't use movff here... \
|
||||
; \
|
||||
movff PREINC2,PRODL /* Use PRODL as tempregister */ \
|
||||
clrf STKPTR,ACCESS \
|
||||
_rtos_R1: \
|
||||
push \
|
||||
movf PREINC2,W,ACCESS \
|
||||
movwf TOSL,ACCESS \
|
||||
movf PREINC2,W,ACCESS \
|
||||
movwf TOSH,ACCESS \
|
||||
if __ROMSIZE > 0x8000 \
|
||||
movf PREINC2,W,ACCESS \
|
||||
movwf TOSU,ACCESS \
|
||||
else \
|
||||
clrf TOSU,ACCESS \
|
||||
endif \
|
||||
decfsz PRODL,F,ACCESS \
|
||||
SMARTJUMP _rtos_R1 \
|
||||
; \
|
||||
; Restore the compiler's working storage area to page 0 \
|
||||
; \
|
||||
movlw OVERHEADPAGE0-LOCOPTSIZE+MAXLOCOPTSIZE \
|
||||
movwf FSR0L,ACCESS \
|
||||
clrf FSR0H,ACCESS \
|
||||
_rtos_R2: \
|
||||
decf FSR0L,F,ACCESS \
|
||||
movff PREINC2,INDF0 \
|
||||
tstfsz FSR0L,ACCESS \
|
||||
SMARTJUMP _rtos_R2 \
|
||||
; \
|
||||
; Restore the sfr's forming the tasks context. \
|
||||
; We cannot yet restore bsr, w and status because \
|
||||
; we need these registers for a final test. \
|
||||
; \
|
||||
movff PREINC2,PCLATH \
|
||||
if __ROMSIZE > 0x8000 \
|
||||
movff PREINC2,PCLATU \
|
||||
else \
|
||||
clrf PCLATU,ACCESS \
|
||||
endif \
|
||||
movff PREINC2,TBLPTRL \
|
||||
movff PREINC2,TBLPTRH \
|
||||
if __ROMSIZE > 0x8000 \
|
||||
movff PREINC2,TBLPTRU \
|
||||
else \
|
||||
clrf TBLPTRU,ACCESS \
|
||||
endif \
|
||||
movff PREINC2,TABLAT \
|
||||
movff PREINC2,FSR1L \
|
||||
movff PREINC2,FSR1H \
|
||||
movff PREINC2,FSR0L \
|
||||
movff PREINC2,FSR0H \
|
||||
movff PREINC2,PRODL \
|
||||
movff PREINC2,PRODH \
|
||||
; \
|
||||
; The return from portRESTORE_CONTEXT() depends on \
|
||||
; the value of ucCriticalNesting. When it is zero, \
|
||||
; interrupts need to be enabled. This is done via a \
|
||||
; retfie instruction because we need the \
|
||||
; interrupt-enabling and the return to the restored \
|
||||
; task to be uninterruptible. \
|
||||
; Because bsr, status and W are affected by the test \
|
||||
; they are restored after the test. \
|
||||
; \
|
||||
movlb ucCriticalNesting>>8 \
|
||||
tstfsz ucCriticalNesting,BANKED \
|
||||
SMARTJUMP _rtos_R4 \
|
||||
_rtos_R3: \
|
||||
movff PREINC2,BSR \
|
||||
movff PREINC2,WREG \
|
||||
movff PREINC2,STATUS \
|
||||
retfie 0 ; Return enabling interrupts \
|
||||
_rtos_R4: \
|
||||
movff PREINC2,BSR \
|
||||
movff PREINC2,WREG \
|
||||
movff PREINC2,STATUS \
|
||||
return 0 ; Return without affecting interrupts \
|
||||
_Pragma("asmend") \
|
||||
} while(0)
|
||||
#define portRESTORE_CONTEXT() \
|
||||
do \
|
||||
{ \
|
||||
_Pragma("asm") \
|
||||
; \
|
||||
; Set FSR0 to point to pxCurrentTCB->pxTopOfStack. \
|
||||
; \
|
||||
movff pxCurrentTCB,FSR0L \
|
||||
movff pxCurrentTCB+1,FSR0H \
|
||||
; \
|
||||
; De-reference FSR0 to set the address it holds into \
|
||||
; FSR2 (i.e. *( pxCurrentTCB->pxTopOfStack ) ). FSR2 \
|
||||
; is used by wizC as stackpointer. \
|
||||
; \
|
||||
movff POSTINC0,FSR2L \
|
||||
movff POSTINC0,FSR2H \
|
||||
; \
|
||||
; Next, the value for ucCriticalNesting used by the \
|
||||
; task is retrieved from the stack. \
|
||||
; \
|
||||
movff PREINC2,ucCriticalNesting \
|
||||
; \
|
||||
; Rebuild the pic call/return-stack. The number of \
|
||||
; return addresses is the next item on the task stack. \
|
||||
; Save this number in PRODL. Then fetch the addresses \
|
||||
; and store them on the hardwarestack. \
|
||||
; The datasheets say we can't use movff here... \
|
||||
; \
|
||||
movff PREINC2,PRODL // Use PRODL as tempregister \
|
||||
clrf STKPTR,ACCESS \
|
||||
_rtos_R1: \
|
||||
push \
|
||||
movf PREINC2,W,ACCESS \
|
||||
movwf TOSL,ACCESS \
|
||||
movf PREINC2,W,ACCESS \
|
||||
movwf TOSH,ACCESS \
|
||||
if __ROMSIZE > 0x8000 \
|
||||
movf PREINC2,W,ACCESS \
|
||||
movwf TOSU,ACCESS \
|
||||
else \
|
||||
clrf TOSU,ACCESS \
|
||||
endif \
|
||||
decfsz PRODL,F,ACCESS \
|
||||
SMARTJUMP _rtos_R1 \
|
||||
; \
|
||||
; Restore the compiler's working storage area to page 0 \
|
||||
; \
|
||||
movlw OVERHEADPAGE0-LOCOPTSIZE+MAXLOCOPTSIZE \
|
||||
movwf FSR0L,ACCESS \
|
||||
clrf FSR0H,ACCESS \
|
||||
_rtos_R2: \
|
||||
decf FSR0L,F,ACCESS \
|
||||
movff PREINC2,INDF0 \
|
||||
tstfsz FSR0L,ACCESS \
|
||||
SMARTJUMP _rtos_R2 \
|
||||
; \
|
||||
; Restore the sfr's forming the tasks context. \
|
||||
; We cannot yet restore bsr, w and status because \
|
||||
; we need these registers for a final test. \
|
||||
; \
|
||||
movff PREINC2,PCLATH \
|
||||
if __ROMSIZE > 0x8000 \
|
||||
movff PREINC2,PCLATU \
|
||||
else \
|
||||
clrf PCLATU,ACCESS \
|
||||
endif \
|
||||
movff PREINC2,TBLPTRL \
|
||||
movff PREINC2,TBLPTRH \
|
||||
if __ROMSIZE > 0x8000 \
|
||||
movff PREINC2,TBLPTRU \
|
||||
else \
|
||||
clrf TBLPTRU,ACCESS \
|
||||
endif \
|
||||
movff PREINC2,TABLAT \
|
||||
movff PREINC2,FSR1L \
|
||||
movff PREINC2,FSR1H \
|
||||
movff PREINC2,FSR0L \
|
||||
movff PREINC2,FSR0H \
|
||||
movff PREINC2,PRODL \
|
||||
movff PREINC2,PRODH \
|
||||
; \
|
||||
; The return from portRESTORE_CONTEXT() depends on \
|
||||
; the value of ucCriticalNesting. When it is zero, \
|
||||
; interrupts need to be enabled. This is done via a \
|
||||
; retfie instruction because we need the \
|
||||
; interrupt-enabling and the return to the restored \
|
||||
; task to be uninterruptible. \
|
||||
; Because bsr, status and W are affected by the test \
|
||||
; they are restored after the test. \
|
||||
; \
|
||||
movlb ucCriticalNesting>>8 \
|
||||
tstfsz ucCriticalNesting,BANKED \
|
||||
SMARTJUMP _rtos_R4 \
|
||||
_rtos_R3: \
|
||||
movff PREINC2,BSR \
|
||||
movff PREINC2,WREG \
|
||||
movff PREINC2,STATUS \
|
||||
retfie 0 ; Return enabling interrupts \
|
||||
_rtos_R4: \
|
||||
movff PREINC2,BSR \
|
||||
movff PREINC2,WREG \
|
||||
movff PREINC2,STATUS \
|
||||
return 0 ; Return without affecting interrupts \
|
||||
_Pragma("asmend") \
|
||||
} while(0)
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
|
||||
#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
extern void vPortYield( void );
|
||||
#define portYIELD() vPortYield()
|
||||
#define portYIELD() vPortYield()
|
||||
|
||||
#define portNOP() \
|
||||
_Pragma("asm") \
|
||||
nop \
|
||||
_Pragma("asmend")
|
||||
#define portNOP() _Pragma("asm") \
|
||||
nop \
|
||||
_Pragma("asmend")
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
#define portTASK_FUNCTION( xFunction, pvParameters ) \
|
||||
void pointed xFunction( void * pvParameters ) \
|
||||
#define portTASK_FUNCTION( xFunction, pvParameters ) \
|
||||
void pointed xFunction( void *pvParameters ) \
|
||||
_Pragma(asmfunc xFunction)
|
||||
|
||||
#define portTASK_FUNCTION_PROTO portTASK_FUNCTION
|
||||
#define portTASK_FUNCTION_PROTO portTASK_FUNCTION
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue