mirror of
https://github.com/FreeRTOS/FreeRTOS-Kernel.git
synced 2025-04-24 15:31:56 -04:00
Update RX ports to only include additional check on the existing IPL (so it is not lowered) if configASSERT() is defined.
This commit is contained in:
Richard Barry
parent
4b964814de
commit
e5d9640863
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@ -115,10 +115,6 @@ portSTACK_TYPE and portBASE_TYPE. */
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#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
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#define portNOP() __asm volatile( "NOP" )
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#ifdef configASSERT
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#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( ulPortGetIPL() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
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#endif
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/* Save clobbered register, set ITU SWINR (at address 0x872E0), read the value
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back to ensure it is set before continuing, then restore the clobbered
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register. */
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@ -133,17 +129,22 @@ register. */
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#define portYIELD_FROM_ISR( x ) if( x != pdFALSE ) { portYIELD(); }
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/*
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* These macros should be called directly, but through the taskENTER_CRITICAL()
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* and taskEXIT_CRITICAL() macros. If the RTOS is being used correctly then
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* the check to ensure the IPL is not being lowered will not be needed. It is
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* included to ensure assert()s triggered by using an incorrect interrupt
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* priority do not result in the assert() handler inadvertently lowering the
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* priority mask, and in so doing allowing the offending interrupt to continue
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* triggering until stack space is exhausted.
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*/
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#define portENABLE_INTERRUPTS() __asm volatile ( "MVTIPL #0" );
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/* These macros should not be called directly, but through the
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taskENTER_CRITICAL() and taskEXIT_CRITICAL() macros. An extra check is
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performed if configASSERT() is defined to ensure an assertion handler does not
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inadvertently attempt to lower the IPL when the call to assert was triggered
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because the IPL value was found to be above configMAX_SYSCALL_INTERRUPT_PRIORITY
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when an ISR safe FreeRTOS API function was executed. ISR safe FreeRTOS API
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functions are those that end in FromISR. FreeRTOS maintains a separate
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interrupt API to ensure API function and interrupt entry is as fast and as
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simple as possible. */
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#define portENABLE_INTERRUPTS() __asm volatile ( "MVTIPL #0" )
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#ifdef configASSERT
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#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( ulPortGetIPL() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
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#define portDISABLE_INTERRUPTS() if( ulPortGetIPL() < configMAX_SYSCALL_INTERRUPT_PRIORITY ) __asm volatile ( "MVTIPL %0" ::"i"(configMAX_SYSCALL_INTERRUPT_PRIORITY) )
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#else
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#define portDISABLE_INTERRUPTS() __asm volatile ( "MVTIPL %0" ::"i"(configMAX_SYSCALL_INTERRUPT_PRIORITY) )
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#endif
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/* Critical nesting counts are stored in the TCB. */
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#define portCRITICAL_NESTING_IN_TCB ( 1 )
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@ -115,11 +115,6 @@ portSTACK_TYPE and portBASE_TYPE. */
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#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
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#define portNOP() __asm volatile( "NOP" )
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#ifdef configASSERT
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#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( ulPortGetIPL() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
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#endif
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/* Yield equivalent to "*portITU_SWINTR = 0x01; ( void ) *portITU_SWINTR;"
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where portITU_SWINTR is the location of the software interrupt register
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(0x000872E0). Don't rely on the assembler to select a register, so instead
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@ -136,17 +131,22 @@ save and restore clobbered registers manually. */
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#define portYIELD_FROM_ISR( x ) if( x != pdFALSE ) portYIELD()
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/*
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* These macros should be called directly, but through the taskENTER_CRITICAL()
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* and taskEXIT_CRITICAL() macros. If the RTOS is being used correctly then
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* the check to ensure the IPL is not being lowered will not be needed. It is
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* included to ensure assert()s triggered by using an incorrect interrupt
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* priority do not result in the assert() handler inadvertently lowering the
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* priority mask, and in so doing allowing the offending interrupt to continue
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* triggering until stack space is exhausted.
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*/
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#define portENABLE_INTERRUPTS() __asm volatile ( "MVTIPL #0" );
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/* These macros should not be called directly, but through the
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taskENTER_CRITICAL() and taskEXIT_CRITICAL() macros. An extra check is
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performed if configASSERT() is defined to ensure an assertion handler does not
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inadvertently attempt to lower the IPL when the call to assert was triggered
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because the IPL value was found to be above configMAX_SYSCALL_INTERRUPT_PRIORITY
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when an ISR safe FreeRTOS API function was executed. ISR safe FreeRTOS API
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functions are those that end in FromISR. FreeRTOS maintains a separate
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interrupt API to ensure API function and interrupt entry is as fast and as
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simple as possible. */
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#define portENABLE_INTERRUPTS() __asm volatile ( "MVTIPL #0" )
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#ifdef configASSERT
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#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( ulPortGetIPL() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
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#define portDISABLE_INTERRUPTS() if( ulPortGetIPL() < configMAX_SYSCALL_INTERRUPT_PRIORITY ) __asm volatile ( "MVTIPL %0" ::"i"(configMAX_SYSCALL_INTERRUPT_PRIORITY) )
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#else
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#define portDISABLE_INTERRUPTS() __asm volatile ( "MVTIPL %0" ::"i"(configMAX_SYSCALL_INTERRUPT_PRIORITY) )
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#endif
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/* Critical nesting counts are stored in the TCB. */
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#define portCRITICAL_NESTING_IN_TCB ( 1 )
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@ -120,10 +120,6 @@ portSTACK_TYPE and portBASE_TYPE. */
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#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
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#define portNOP() __no_operation()
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#ifdef configASSERT
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#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( __get_interrupt_level() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
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#endif
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#define portYIELD() \
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__asm volatile \
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( \
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@ -135,17 +131,22 @@ portSTACK_TYPE and portBASE_TYPE. */
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#define portYIELD_FROM_ISR( x ) if( ( x ) != pdFALSE ) { portYIELD(); }
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/*
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* These macros should be called directly, but through the taskENTER_CRITICAL()
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* and taskEXIT_CRITICAL() macros. If the RTOS is being used correctly then
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* the check to ensure the IPL is not being lowered will not be needed. It is
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* included to ensure assert()s triggered by using an incorrect interrupt
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* priority do not result in the assert() handler inadvertently lowering the
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* priority mask, and in so doing allowing the offending interrupt to continue
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* triggering until stack space is exhausted.
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*/
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/* These macros should not be called directly, but through the
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taskENTER_CRITICAL() and taskEXIT_CRITICAL() macros. An extra check is
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performed if configASSERT() is defined to ensure an assertion handler does not
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inadvertently attempt to lower the IPL when the call to assert was triggered
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because the IPL value was found to be above configMAX_SYSCALL_INTERRUPT_PRIORITY
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when an ISR safe FreeRTOS API function was executed. ISR safe FreeRTOS API
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functions are those that end in FromISR. FreeRTOS maintains a separate
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interrupt API to ensure API function and interrupt entry is as fast and as
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simple as possible. */
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#define portENABLE_INTERRUPTS() __set_interrupt_level( ( unsigned char ) 0 )
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#ifdef configASSERT
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#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( __get_interrupt_level() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
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#define portDISABLE_INTERRUPTS() if( __get_interrupt_level() < configMAX_SYSCALL_INTERRUPT_PRIORITY ) __set_interrupt_level( ( unsigned char ) configMAX_SYSCALL_INTERRUPT_PRIORITY )
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#else
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#define portDISABLE_INTERRUPTS() __set_interrupt_level( ( unsigned char ) configMAX_SYSCALL_INTERRUPT_PRIORITY )
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#endif
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/* Critical nesting counts are stored in the TCB. */
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#define portCRITICAL_NESTING_IN_TCB ( 1 )
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@ -157,8 +158,6 @@ extern void vTaskExitCritical( void );
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#define portEXIT_CRITICAL() vTaskExitCritical()
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/* As this port allows interrupt nesting... */
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unsigned long ulPortGetIPL( void );
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void vPortSetIPL( unsigned long ulNewIPL );
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#define portSET_INTERRUPT_MASK_FROM_ISR() __get_interrupt_level(); portDISABLE_INTERRUPTS()
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#define portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedInterruptStatus ) __set_interrupt_level( ( unsigned char ) ( uxSavedInterruptStatus ) )
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@ -117,10 +117,6 @@ portSTACK_TYPE and portBASE_TYPE. */
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#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
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#define portNOP() __no_operation()
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#ifdef configASSERT
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#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( __get_interrupt_level() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
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#endif
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/* Yield equivalent to "*portITU_SWINTR = 0x01; ( void ) *portITU_SWINTR;"
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where portITU_SWINTR is the location of the software interrupt register
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(0x000872E0). Don't rely on the assembler to select a register, so instead
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@ -137,17 +133,22 @@ save and restore clobbered registers manually. */
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#define portYIELD_FROM_ISR( x ) if( ( x ) != pdFALSE ) portYIELD()
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/*
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* These macros should be called directly, but through the taskENTER_CRITICAL()
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* and taskEXIT_CRITICAL() macros. If the RTOS is being used correctly then
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* the check to ensure the IPL is not being lowered will not be needed. It is
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* included to ensure assert()s triggered by using an incorrect interrupt
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* priority do not result in the assert() handler inadvertently lowering the
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* priority mask, and in so doing allowing the offending interrupt to continue
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* triggering until stack space is exhausted.
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*/
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/* These macros should not be called directly, but through the
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taskENTER_CRITICAL() and taskEXIT_CRITICAL() macros. An extra check is
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performed if configASSERT() is defined to ensure an assertion handler does not
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inadvertently attempt to lower the IPL when the call to assert was triggered
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because the IPL value was found to be above configMAX_SYSCALL_INTERRUPT_PRIORITY
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when an ISR safe FreeRTOS API function was executed. ISR safe FreeRTOS API
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functions are those that end in FromISR. FreeRTOS maintains a separate
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interrupt API to ensure API function and interrupt entry is as fast and as
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simple as possible. */
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#define portENABLE_INTERRUPTS() __set_interrupt_level( ( unsigned char ) 0 )
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#ifdef configASSERT
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#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( __get_interrupt_level() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
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#define portDISABLE_INTERRUPTS() if( __get_interrupt_level() < configMAX_SYSCALL_INTERRUPT_PRIORITY ) __set_interrupt_level( ( unsigned char ) configMAX_SYSCALL_INTERRUPT_PRIORITY )
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#else
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#define portDISABLE_INTERRUPTS() __set_interrupt_level( ( unsigned char ) configMAX_SYSCALL_INTERRUPT_PRIORITY )
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#endif
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/* Critical nesting counts are stored in the TCB. */
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#define portCRITICAL_NESTING_IN_TCB ( 1 )
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@ -159,8 +160,6 @@ extern void vTaskExitCritical( void );
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#define portEXIT_CRITICAL() vTaskExitCritical()
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/* As this port allows interrupt nesting... */
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unsigned long ulPortGetIPL( void );
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void vPortSetIPL( unsigned long ulNewIPL );
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#define portSET_INTERRUPT_MASK_FROM_ISR() __get_interrupt_level(); portDISABLE_INTERRUPTS()
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#define portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedInterruptStatus ) __set_interrupt_level( ( unsigned char ) ( uxSavedInterruptStatus ) )
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@ -129,7 +129,6 @@ value was found to be above configMAX_SYSCALL_INTERRUPT_PRIORITY when an ISR
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safe FreeRTOS API function was executed. ISR safe FreeRTOS API functions are
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those that end in FromISR. FreeRTOS maintains a separate interrupt API to
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ensure API function and interrupt entry is as fast and as simple as possible. */
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#ifdef configASSERT
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#define portDISABLE_INTERRUPTS() \
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{ \
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@ -145,7 +144,7 @@ ensure API function and interrupt entry is as fast and as simple as possible. */
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_CP0_SET_STATUS( ( ulStatus | ( configMAX_SYSCALL_INTERRUPT_PRIORITY << portIPL_SHIFT ) ) ); \
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} \
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}
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#else
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#else /* configASSERT */
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#define portDISABLE_INTERRUPTS() \
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{ \
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unsigned long ulStatus; \
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@ -118,10 +118,6 @@ than portSTACK_TYPE and portBASE_TYPE. */
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#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
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#define portNOP() nop()
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#ifdef configASSERT
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#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( get_ipl() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
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#endif
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#pragma inline_asm vPortYield
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static void vPortYield( void )
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{
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@ -140,17 +136,22 @@ static void vPortYield( void )
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#define portYIELD() vPortYield()
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#define portYIELD_FROM_ISR( x ) if( x != pdFALSE ) { portYIELD(); }
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/*
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* These macros should be called directly, but through the taskENTER_CRITICAL()
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* and taskEXIT_CRITICAL() macros. If the RTOS is being used correctly then
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* the check to ensure the IPL is not being lowered will not be needed. It is
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* included to ensure assert()s triggered by using an incorrect interrupt
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* priority do not result in the assert() handler inadvertently lowering the
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* priority mask, and in so doing allowing the offending interrupt to continue
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* triggering until stack space is exhausted.
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*/
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#define portENABLE_INTERRUPTS() set_ipl( 0 )
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#define portDISABLE_INTERRUPTS() if( get_ipl() < configMAX_SYSCALL_INTERRUPT_PRIORITY ) set_ipl( ( unsigned char ) configMAX_SYSCALL_INTERRUPT_PRIORITY )
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/* These macros should not be called directly, but through the
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taskENTER_CRITICAL() and taskEXIT_CRITICAL() macros. An extra check is
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performed if configASSERT() is defined to ensure an assertion handler does not
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inadvertently attempt to lower the IPL when the call to assert was triggered
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because the IPL value was found to be above configMAX_SYSCALL_INTERRUPT_PRIORITY
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when an ISR safe FreeRTOS API function was executed. ISR safe FreeRTOS API
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functions are those that end in FromISR. FreeRTOS maintains a separate
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interrupt API to ensure API function and interrupt entry is as fast and as
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simple as possible. */
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#define portENABLE_INTERRUPTS() set_ipl( ( long ) 0 )
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#ifdef configASSERT
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#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( get_ipl() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
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#define portDISABLE_INTERRUPTS() if( get_ipl() < configMAX_SYSCALL_INTERRUPT_PRIORITY ) set_ipl( ( long ) configMAX_SYSCALL_INTERRUPT_PRIORITY )
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#else
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#define portDISABLE_INTERRUPTS() set_ipl( ( long ) configMAX_SYSCALL_INTERRUPT_PRIORITY )
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#endif
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/* Critical nesting counts are stored in the TCB. */
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#define portCRITICAL_NESTING_IN_TCB ( 1 )
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@ -118,10 +118,6 @@ portSTACK_TYPE and portBASE_TYPE. */
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#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
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#define portNOP() nop()
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#ifdef configASSERT
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#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( get_ipl() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
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#endif
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#pragma inline_asm vPortYield
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static void vPortYield( void )
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{
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@ -140,17 +136,22 @@ static void vPortYield( void )
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#define portYIELD() vPortYield()
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#define portYIELD_FROM_ISR( x ) if( x != pdFALSE ) portYIELD()
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/*
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* These macros should be called directly, but through the taskENTER_CRITICAL()
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* and taskEXIT_CRITICAL() macros. If the RTOS is being used correctly then
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* the check to ensure the IPL is not being lowered will not be needed. It is
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* included to ensure assert()s triggered by using an incorrect interrupt
|
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* priority do not result in the assert() handler inadvertently lowering the
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* priority mask, and in so doing allowing the offending interrupt to continue
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* triggering until stack space is exhausted.
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*/
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#define portENABLE_INTERRUPTS() set_ipl( 0 )
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#define portDISABLE_INTERRUPTS() if( get_ipl() < configMAX_SYSCALL_INTERRUPT_PRIORITY ) set_ipl( ( unsigned char ) configMAX_SYSCALL_INTERRUPT_PRIORITY )
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/* These macros should not be called directly, but through the
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taskENTER_CRITICAL() and taskEXIT_CRITICAL() macros. An extra check is
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performed if configASSERT() is defined to ensure an assertion handler does not
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inadvertently attempt to lower the IPL when the call to assert was triggered
|
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because the IPL value was found to be above configMAX_SYSCALL_INTERRUPT_PRIORITY
|
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when an ISR safe FreeRTOS API function was executed. ISR safe FreeRTOS API
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functions are those that end in FromISR. FreeRTOS maintains a separate
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interrupt API to ensure API function and interrupt entry is as fast and as
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simple as possible. */
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#define portENABLE_INTERRUPTS() set_ipl( ( long ) 0 )
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#ifdef configASSERT
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#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( get_ipl() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
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#define portDISABLE_INTERRUPTS() if( get_ipl() < configMAX_SYSCALL_INTERRUPT_PRIORITY ) set_ipl( ( long ) configMAX_SYSCALL_INTERRUPT_PRIORITY )
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#else
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#define portDISABLE_INTERRUPTS() set_ipl( ( long ) configMAX_SYSCALL_INTERRUPT_PRIORITY )
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#endif
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/* Critical nesting counts are stored in the TCB. */
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#define portCRITICAL_NESTING_IN_TCB ( 1 )
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@ -118,9 +118,6 @@ portSTACK_TYPE and portBASE_TYPE. */
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#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
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#define portNOP() nop()
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#ifdef configASSERT
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#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( get_ipl() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
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#endif
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#pragma inline_asm vPortYield
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static void vPortYield( void )
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@ -140,17 +137,22 @@ static void vPortYield( void )
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#define portYIELD() vPortYield()
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#define portYIELD_FROM_ISR( x ) if( x != pdFALSE ) portYIELD()
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/*
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* These macros should be called directly, but through the taskENTER_CRITICAL()
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* and taskEXIT_CRITICAL() macros. If the RTOS is being used correctly then
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* the check to ensure the IPL is not being lowered will not be needed. It is
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* included to ensure assert()s triggered by using an incorrect interrupt
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* priority do not result in the assert() handler inadvertently lowering the
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* priority mask, and in so doing allowing the offending interrupt to continue
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* triggering until stack space is exhausted.
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*/
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#define portENABLE_INTERRUPTS() set_ipl( 0 )
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#define portDISABLE_INTERRUPTS() if( get_ipl() < configMAX_SYSCALL_INTERRUPT_PRIORITY ) set_ipl( ( unsigned char ) configMAX_SYSCALL_INTERRUPT_PRIORITY )
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/* These macros should not be called directly, but through the
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taskENTER_CRITICAL() and taskEXIT_CRITICAL() macros. An extra check is
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performed if configASSERT() is defined to ensure an assertion handler does not
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inadvertently attempt to lower the IPL when the call to assert was triggered
|
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because the IPL value was found to be above configMAX_SYSCALL_INTERRUPT_PRIORITY
|
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when an ISR safe FreeRTOS API function was executed. ISR safe FreeRTOS API
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functions are those that end in FromISR. FreeRTOS maintains a separate
|
||||
interrupt API to ensure API function and interrupt entry is as fast and as
|
||||
simple as possible. */
|
||||
#define portENABLE_INTERRUPTS() set_ipl( ( long ) 0 )
|
||||
#ifdef configASSERT
|
||||
#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( get_ipl() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) )
|
||||
#define portDISABLE_INTERRUPTS() if( get_ipl() < configMAX_SYSCALL_INTERRUPT_PRIORITY ) set_ipl( ( long ) configMAX_SYSCALL_INTERRUPT_PRIORITY )
|
||||
#else
|
||||
#define portDISABLE_INTERRUPTS() set_ipl( ( long ) configMAX_SYSCALL_INTERRUPT_PRIORITY )
|
||||
#endif
|
||||
|
||||
/* Critical nesting counts are stored in the TCB. */
|
||||
#define portCRITICAL_NESTING_IN_TCB ( 1 )
|
||||
|
|
|
|||
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Reference in a new issue