CI-CD Updates (#768)

* Use new version of CI-CD Actions
* Use cSpell spell check, and use ubuntu-20.04 for formatting check
* Format and spell check all files in the portable directory
* Remove the https:// from #errors and #warnings as uncrustify attempts to change it to /*
* Use checkout@v3 instead of checkout@v2 on all jobs
---------
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Soren Ptak 2023-09-05 17:24:04 -04:00 committed by GitHub
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commit 5fb9b50da8
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485 changed files with 108790 additions and 107581 deletions

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@ -58,51 +58,51 @@
#ifndef __FREERTOS_RISC_V_EXTENSIONS_H__
#define __FREERTOS_RISC_V_EXTENSIONS_H__
#define portasmHAS_MTIME 0
#define portasmHAS_MTIME 0
/* Constants to define the additional registers found on the Pulpino RI5KY. */
#define lpstart0 0x7b0
#define lpend0 0x7b1
#define lpcount0 0x7b2
#define lpstart1 0x7b4
#define lpend1 0x7b5
#define lpcount1 0x7b6
#define lpstart0 0x7b0
#define lpend0 0x7b1
#define lpcount0 0x7b2
#define lpstart1 0x7b4
#define lpend1 0x7b5
#define lpcount1 0x7b6
/* Six additional registers to save and restore, as per the #defines above. */
#define portasmADDITIONAL_CONTEXT_SIZE 6 /* Must be even number on 32-bit cores. */
#define portasmADDITIONAL_CONTEXT_SIZE 6 /* Must be even number on 32-bit cores. */
/* Save additional registers found on the Pulpino. */
.macro portasmSAVE_ADDITIONAL_REGISTERS
addi sp, sp, -(portasmADDITIONAL_CONTEXT_SIZE * portWORD_SIZE) /* Make room for the additional registers. */
csrr t0, lpstart0 /* Load additional registers into accessible temporary registers. */
csrr t1, lpend0
csrr t2, lpcount0
csrr t3, lpstart1
csrr t4, lpend1
csrr t5, lpcount1
sw t0, 1 * portWORD_SIZE( sp )
sw t1, 2 * portWORD_SIZE( sp )
sw t2, 3 * portWORD_SIZE( sp )
sw t3, 4 * portWORD_SIZE( sp )
sw t4, 5 * portWORD_SIZE( sp )
sw t5, 6 * portWORD_SIZE( sp )
.endm
addi sp, sp, -( portasmADDITIONAL_CONTEXT_SIZE * portWORD_SIZE ) /* Make room for the additional registers. */
csrr t0, lpstart0 /* Load additional registers into accessible temporary registers. */
csrr t1, lpend0
csrr t2, lpcount0
csrr t3, lpstart1
csrr t4, lpend1
csrr t5, lpcount1
sw t0, 1 * portWORD_SIZE( sp )
sw t1, 2 * portWORD_SIZE( sp )
sw t2, 3 * portWORD_SIZE( sp )
sw t3, 4 * portWORD_SIZE( sp )
sw t4, 5 * portWORD_SIZE( sp )
sw t5, 6 * portWORD_SIZE( sp )
.endm
/* Restore the additional registers found on the Pulpino. */
.macro portasmRESTORE_ADDITIONAL_REGISTERS
lw t0, 1 * portWORD_SIZE( sp ) /* Load additional registers into accessible temporary registers. */
lw t1, 2 * portWORD_SIZE( sp )
lw t2, 3 * portWORD_SIZE( sp )
lw t3, 4 * portWORD_SIZE( sp )
lw t4, 5 * portWORD_SIZE( sp )
lw t5, 6 * portWORD_SIZE( sp )
csrw lpstart0, t0
csrw lpend0, t1
csrw lpcount0, t2
csrw lpstart1, t3
csrw lpend1, t4
csrw lpcount1, t5
addi sp, sp, (portasmADDITIONAL_CONTEXT_SIZE * portWORD_SIZE )/* Remove space added for additional registers. */
.endm
.macro portasmRESTORE_ADDITIONAL_REGISTERS
lw t0, 1 * portWORD_SIZE( sp ) /* Load additional registers into accessible temporary registers. */
lw t1, 2 * portWORD_SIZE( sp )
lw t2, 3 * portWORD_SIZE( sp )
lw t3, 4 * portWORD_SIZE( sp )
lw t4, 5 * portWORD_SIZE( sp )
lw t5, 6 * portWORD_SIZE( sp )
csrw lpstart0, t0
csrw lpend0, t1
csrw lpcount0, t2
csrw lpstart1, t3
csrw lpend1, t4
csrw lpcount1, t5
addi sp, sp, ( portasmADDITIONAL_CONTEXT_SIZE * portWORD_SIZE ) /* Remove space added for additional registers. */
.endm
#endif /* __FREERTOS_RISC_V_EXTENSIONS_H__ */

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@ -54,16 +54,16 @@
#ifndef __FREERTOS_RISC_V_EXTENSIONS_H__
#define __FREERTOS_RISC_V_EXTENSIONS_H__
#define portasmHAS_SIFIVE_CLINT 1
#define portasmHAS_MTIME 1
#define portasmADDITIONAL_CONTEXT_SIZE 0
#define portasmHAS_SIFIVE_CLINT 1
#define portasmHAS_MTIME 1
#define portasmADDITIONAL_CONTEXT_SIZE 0
.macro portasmSAVE_ADDITIONAL_REGISTERS
/* No additional registers to save, so this macro does nothing. */
.endm
/* No additional registers to save, so this macro does nothing. */
.endm
.macro portasmRESTORE_ADDITIONAL_REGISTERS
/* No additional registers to restore, so this macro does nothing. */
.endm
.macro portasmRESTORE_ADDITIONAL_REGISTERS
/* No additional registers to restore, so this macro does nothing. */
.endm
#endif /* __FREERTOS_RISC_V_EXTENSIONS_H__ */

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@ -54,16 +54,16 @@
#ifndef __FREERTOS_RISC_V_EXTENSIONS_H__
#define __FREERTOS_RISC_V_EXTENSIONS_H__
#define portasmHAS_SIFIVE_CLINT 0
#define portasmHAS_MTIME 0
#define portasmADDITIONAL_CONTEXT_SIZE 0
#define portasmHAS_SIFIVE_CLINT 0
#define portasmHAS_MTIME 0
#define portasmADDITIONAL_CONTEXT_SIZE 0
.macro portasmSAVE_ADDITIONAL_REGISTERS
/* No additional registers to save, so this macro does nothing. */
.endm
/* No additional registers to save, so this macro does nothing. */
.endm
.macro portasmRESTORE_ADDITIONAL_REGISTERS
/* No additional registers to restore, so this macro does nothing. */
.endm
.macro portasmRESTORE_ADDITIONAL_REGISTERS
/* No additional registers to restore, so this macro does nothing. */
.endm
#endif /* __FREERTOS_RISC_V_EXTENSIONS_H__ */

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@ -54,16 +54,16 @@
#ifndef __FREERTOS_RISC_V_EXTENSIONS_H__
#define __FREERTOS_RISC_V_EXTENSIONS_H__
#define portasmHAS_SIFIVE_CLINT 1
#define portasmHAS_MTIME 1
#define portasmADDITIONAL_CONTEXT_SIZE 0 /* Must be even number on 32-bit cores. */
#define portasmHAS_SIFIVE_CLINT 1
#define portasmHAS_MTIME 1
#define portasmADDITIONAL_CONTEXT_SIZE 0 /* Must be even number on 32-bit cores. */
.macro portasmSAVE_ADDITIONAL_REGISTERS
/* No additional registers to save, so this macro does nothing. */
.endm
/* No additional registers to save, so this macro does nothing. */
.endm
.macro portasmRESTORE_ADDITIONAL_REGISTERS
/* No additional registers to restore, so this macro does nothing. */
.endm
.macro portasmRESTORE_ADDITIONAL_REGISTERS
/* No additional registers to restore, so this macro does nothing. */
.endm
#endif /* __FREERTOS_RISC_V_EXTENSIONS_H__ */

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@ -27,8 +27,8 @@
*/
/*-----------------------------------------------------------
* Implementation of functions defined in portable.h for the RISC-V port.
*----------------------------------------------------------*/
* Implementation of functions defined in portable.h for the RISC-V port.
*----------------------------------------------------------*/
/* Scheduler includes. */
#include "FreeRTOS.h"
@ -39,15 +39,15 @@
#include "string.h"
#ifdef configCLINT_BASE_ADDRESS
#warning The configCLINT_BASE_ADDRESS constant has been deprecated. configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS are currently being derived from the (possibly 0) configCLINT_BASE_ADDRESS setting. Please update to define configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS dirctly in place of configCLINT_BASE_ADDRESS. See https://www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html
#warning "The configCLINT_BASE_ADDRESS constant has been deprecated. configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS are currently being derived from the (possibly 0) configCLINT_BASE_ADDRESS setting. Please update to define configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS directly in place of configCLINT_BASE_ADDRESS. See www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html"
#endif
#ifndef configMTIME_BASE_ADDRESS
#warning configMTIME_BASE_ADDRESS must be defined in FreeRTOSConfig.h. If the target chip includes a memory-mapped mtime register then set configMTIME_BASE_ADDRESS to the mapped address. Otherwise set configMTIME_BASE_ADDRESS to 0. See https://www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html
#warning "configMTIME_BASE_ADDRESS must be defined in FreeRTOSConfig.h. If the target chip includes a memory-mapped mtime register then set configMTIME_BASE_ADDRESS to the mapped address. Otherwise set configMTIME_BASE_ADDRESS to 0. See www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html"
#endif
#ifndef configMTIMECMP_BASE_ADDRESS
#warning configMTIMECMP_BASE_ADDRESS must be defined in FreeRTOSConfig.h. If the target chip includes a memory-mapped mtimecmp register then set configMTIMECMP_BASE_ADDRESS to the mapped address. Otherwise set configMTIMECMP_BASE_ADDRESS to 0. See https://www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html
#warning "configMTIMECMP_BASE_ADDRESS must be defined in FreeRTOSConfig.h. If the target chip includes a memory-mapped mtimecmp register then set configMTIMECMP_BASE_ADDRESS to the mapped address. Otherwise set configMTIMECMP_BASE_ADDRESS to 0. See www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html"
#endif
/* Let the user override the pre-loading of the initial RA. */
@ -65,12 +65,12 @@
* stack that was used by main before the scheduler was started for use as the
* interrupt stack after the scheduler has started. */
#ifdef configISR_STACK_SIZE_WORDS
static __attribute__ ((aligned(16))) StackType_t xISRStack[ configISR_STACK_SIZE_WORDS ] = { 0 };
const StackType_t xISRStackTop = ( StackType_t ) &( xISRStack[ configISR_STACK_SIZE_WORDS & ~portBYTE_ALIGNMENT_MASK ] );
static __attribute__( ( aligned( 16 ) ) ) StackType_t xISRStack[ configISR_STACK_SIZE_WORDS ] = { 0 };
const StackType_t xISRStackTop = ( StackType_t ) &( xISRStack[ configISR_STACK_SIZE_WORDS & ~portBYTE_ALIGNMENT_MASK ] );
/* Don't use 0xa5 as the stack fill bytes as that is used by the kernerl for
the task stacks, and so will legitimately appear in many positions within
the ISR stack. */
/* Don't use 0xa5 as the stack fill bytes as that is used by the kernel for
* the task stacks, and so will legitimately appear in many positions within
* the ISR stack. */
#define portISR_STACK_FILL_BYTE 0xee
#else
extern const uint32_t __freertos_irq_stack_top[];
@ -82,13 +82,13 @@
* file is weak to allow application writers to change the timer used to
* generate the tick interrupt.
*/
void vPortSetupTimerInterrupt( void ) __attribute__(( weak ));
void vPortSetupTimerInterrupt( void ) __attribute__( ( weak ) );
/*-----------------------------------------------------------*/
/* Used to program the machine timer compare register. */
uint64_t ullNextTime = 0ULL;
const uint64_t *pullNextTime = &ullNextTime;
const uint64_t * pullNextTime = &ullNextTime;
const size_t uxTimerIncrementsForOneTick = ( size_t ) ( ( configCPU_CLOCK_HZ ) / ( configTICK_RATE_HZ ) ); /* Assumes increment won't go over 32-bits. */
uint32_t const ullMachineTimerCompareRegisterBase = configMTIMECMP_BASE_ADDRESS;
volatile uint64_t * pullMachineTimerCompareRegister = NULL;
@ -96,7 +96,7 @@ volatile uint64_t * pullMachineTimerCompareRegister = NULL;
/* Holds the critical nesting value - deliberately non-zero at start up to
* ensure interrupts are not accidentally enabled before the scheduler starts. */
size_t xCriticalNesting = ( size_t ) 0xaaaaaaaa;
size_t *pxCriticalNesting = &xCriticalNesting;
size_t * pxCriticalNesting = &xCriticalNesting;
/* Used to catch tasks that attempt to return from their implementing function. */
size_t xTaskReturnAddress = ( size_t ) portTASK_RETURN_ADDRESS;
@ -106,34 +106,37 @@ size_t xTaskReturnAddress = ( size_t ) portTASK_RETURN_ADDRESS;
* the stack overflow hook function (because the stack overflow hook is specific
* to a task stack, not the ISR stack). */
#if defined( configISR_STACK_SIZE_WORDS ) && ( configCHECK_FOR_STACK_OVERFLOW > 2 )
#warning This path not tested, or even compiled yet.
#warning "This path not tested, or even compiled yet."
static const uint8_t ucExpectedStackBytes[] = {
portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, \
portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, \
portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, \
portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, \
portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE }; \
static const uint8_t ucExpectedStackBytes[] =
{
portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, \
portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, \
portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, \
portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, \
portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE
}; \
#define portCHECK_ISR_STACK() configASSERT( ( memcmp( ( void * ) xISRStack, ( void * ) ucExpectedStackBytes, sizeof( ucExpectedStackBytes ) ) == 0 ) )
#else
#define portCHECK_ISR_STACK() configASSERT( ( memcmp( ( void * ) xISRStack, ( void * ) ucExpectedStackBytes, sizeof( ucExpectedStackBytes ) ) == 0 ) )
#else /* if defined( configISR_STACK_SIZE_WORDS ) && ( configCHECK_FOR_STACK_OVERFLOW > 2 ) */
/* Define the function away. */
#define portCHECK_ISR_STACK()
#endif /* configCHECK_FOR_STACK_OVERFLOW > 2 */
/*-----------------------------------------------------------*/
#if( configMTIME_BASE_ADDRESS != 0 ) && ( configMTIMECMP_BASE_ADDRESS != 0 )
#if ( configMTIME_BASE_ADDRESS != 0 ) && ( configMTIMECMP_BASE_ADDRESS != 0 )
void vPortSetupTimerInterrupt( void )
{
uint32_t ulCurrentTimeHigh, ulCurrentTimeLow;
volatile uint32_t * const pulTimeHigh = ( volatile uint32_t * const ) ( ( configMTIME_BASE_ADDRESS ) + 4UL ); /* 8-byte type so high 32-bit word is 4 bytes up. */
volatile uint32_t * const pulTimeLow = ( volatile uint32_t * const ) ( configMTIME_BASE_ADDRESS );
volatile uint32_t ulHartId;
uint32_t ulCurrentTimeHigh, ulCurrentTimeLow;
volatile uint32_t * const pulTimeHigh = ( volatile uint32_t * const ) ( ( configMTIME_BASE_ADDRESS ) + 4UL ); /* 8-byte type so high 32-bit word is 4 bytes up. */
volatile uint32_t * const pulTimeLow = ( volatile uint32_t * const ) ( configMTIME_BASE_ADDRESS );
volatile uint32_t ulHartId;
__asm volatile( "csrr %0, mhartid" : "=r"( ulHartId ) );
pullMachineTimerCompareRegister = ( volatile uint64_t * ) ( ullMachineTimerCompareRegisterBase + ( ulHartId * sizeof( uint64_t ) ) );
__asm volatile ( "csrr %0, mhartid" : "=r" ( ulHartId ) );
pullMachineTimerCompareRegister = ( volatile uint64_t * ) ( ullMachineTimerCompareRegisterBase + ( ulHartId * sizeof( uint64_t ) ) );
do
{
@ -156,9 +159,9 @@ size_t xTaskReturnAddress = ( size_t ) portTASK_RETURN_ADDRESS;
BaseType_t xPortStartScheduler( void )
{
extern void xPortStartFirstTask( void );
extern void xPortStartFirstTask( void );
#if( configASSERT_DEFINED == 1 )
#if ( configASSERT_DEFINED == 1 )
{
/* Check alignment of the interrupt stack - which is the same as the
* stack that was being used by main() prior to the scheduler being
@ -178,12 +181,12 @@ extern void xPortStartFirstTask( void );
* configure whichever clock is to be used to generate the tick interrupt. */
vPortSetupTimerInterrupt();
#if( ( configMTIME_BASE_ADDRESS != 0 ) && ( configMTIMECMP_BASE_ADDRESS != 0 ) )
#if ( ( configMTIME_BASE_ADDRESS != 0 ) && ( configMTIMECMP_BASE_ADDRESS != 0 ) )
{
/* Enable mtime and external interrupts. 1<<7 for timer interrupt,
* 1<<11 for external interrupt. _RB_ What happens here when mtime is
* not present as with pulpino? */
__asm volatile( "csrs mie, %0" :: "r"(0x880) );
__asm volatile ( "csrs mie, %0" ::"r" ( 0x880 ) );
}
#endif /* ( configMTIME_BASE_ADDRESS != 0 ) && ( configMTIMECMP_BASE_ADDRESS != 0 ) */
@ -198,6 +201,8 @@ extern void xPortStartFirstTask( void );
void vPortEndScheduler( void )
{
/* Not implemented. */
for( ;; );
for( ; ; )
{
}
}
/*-----------------------------------------------------------*/

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@ -30,13 +30,13 @@
#define PORTCONTEXT_H
#if __riscv_xlen == 64
#define portWORD_SIZE 8
#define store_x sd
#define load_x ld
#define portWORD_SIZE 8
#define store_x sd
#define load_x ld
#elif __riscv_xlen == 32
#define store_x sw
#define load_x lw
#define portWORD_SIZE 4
#define store_x sw
#define load_x lw
#define portWORD_SIZE 4
#else
#error Assembler did not define __riscv_xlen
#endif
@ -49,37 +49,37 @@
* specific version of freertos_risc_v_chip_specific_extensions.h. See the
* notes at the top of portASM.S file. */
#ifdef __riscv_32e
#define portCONTEXT_SIZE ( 15 * portWORD_SIZE )
#define portCRITICAL_NESTING_OFFSET 13
#define portMSTATUS_OFFSET 14
#define portCONTEXT_SIZE ( 15 * portWORD_SIZE )
#define portCRITICAL_NESTING_OFFSET 13
#define portMSTATUS_OFFSET 14
#else
#define portCONTEXT_SIZE ( 31 * portWORD_SIZE )
#define portCRITICAL_NESTING_OFFSET 29
#define portMSTATUS_OFFSET 30
#define portCONTEXT_SIZE ( 31 * portWORD_SIZE )
#define portCRITICAL_NESTING_OFFSET 29
#define portMSTATUS_OFFSET 30
#endif
/*-----------------------------------------------------------*/
.extern pxCurrentTCB
.extern xISRStackTop
.extern xCriticalNesting
.extern pxCriticalNesting
.extern xISRStackTop
.extern xCriticalNesting
.extern pxCriticalNesting
/*-----------------------------------------------------------*/
.macro portcontextSAVE_CONTEXT_INTERNAL
addi sp, sp, -portCONTEXT_SIZE
store_x x1, 1 * portWORD_SIZE( sp )
store_x x5, 2 * portWORD_SIZE( sp )
store_x x6, 3 * portWORD_SIZE( sp )
store_x x7, 4 * portWORD_SIZE( sp )
store_x x8, 5 * portWORD_SIZE( sp )
store_x x9, 6 * portWORD_SIZE( sp )
store_x x10, 7 * portWORD_SIZE( sp )
store_x x11, 8 * portWORD_SIZE( sp )
store_x x12, 9 * portWORD_SIZE( sp )
store_x x13, 10 * portWORD_SIZE( sp )
store_x x14, 11 * portWORD_SIZE( sp )
store_x x15, 12 * portWORD_SIZE( sp )
.macro portcontextSAVE_CONTEXT_INTERNAL
addi sp, sp, -portCONTEXT_SIZE
store_x x1, 1 * portWORD_SIZE( sp )
store_x x5, 2 * portWORD_SIZE( sp )
store_x x6, 3 * portWORD_SIZE( sp )
store_x x7, 4 * portWORD_SIZE( sp )
store_x x8, 5 * portWORD_SIZE( sp )
store_x x9, 6 * portWORD_SIZE( sp )
store_x x10, 7 * portWORD_SIZE( sp )
store_x x11, 8 * portWORD_SIZE( sp )
store_x x12, 9 * portWORD_SIZE( sp )
store_x x13, 10 * portWORD_SIZE( sp )
store_x x14, 11 * portWORD_SIZE( sp )
store_x x15, 12 * portWORD_SIZE( sp )
#ifndef __riscv_32e
store_x x16, 13 * portWORD_SIZE( sp )
store_x x17, 14 * portWORD_SIZE( sp )
@ -97,96 +97,96 @@
store_x x29, 26 * portWORD_SIZE( sp )
store_x x30, 27 * portWORD_SIZE( sp )
store_x x31, 28 * portWORD_SIZE( sp )
#endif
#endif /* ifndef __riscv_32e */
load_x t0, xCriticalNesting /* Load the value of xCriticalNesting into t0. */
store_x t0, portCRITICAL_NESTING_OFFSET * portWORD_SIZE( sp ) /* Store the critical nesting value to the stack. */
load_x t0, xCriticalNesting /* Load the value of xCriticalNesting into t0. */
store_x t0, portCRITICAL_NESTING_OFFSET * portWORD_SIZE( sp ) /* Store the critical nesting value to the stack. */
csrr t0, mstatus /* Required for MPIE bit. */
store_x t0, portMSTATUS_OFFSET * portWORD_SIZE( sp )
csrr t0, mstatus /* Required for MPIE bit. */
store_x t0, portMSTATUS_OFFSET * portWORD_SIZE( sp )
portasmSAVE_ADDITIONAL_REGISTERS /* Defined in freertos_risc_v_chip_specific_extensions.h to save any registers unique to the RISC-V implementation. */
portasmSAVE_ADDITIONAL_REGISTERS /* Defined in freertos_risc_v_chip_specific_extensions.h to save any registers unique to the RISC-V implementation. */
load_x t0, pxCurrentTCB /* Load pxCurrentTCB. */
store_x sp, 0( t0 ) /* Write sp to first TCB member. */
load_x t0, pxCurrentTCB /* Load pxCurrentTCB. */
store_x sp, 0 ( t0 ) /* Write sp to first TCB member. */
.endm
.endm
/*-----------------------------------------------------------*/
.macro portcontextSAVE_EXCEPTION_CONTEXT
portcontextSAVE_CONTEXT_INTERNAL
csrr a0, mcause
csrr a1, mepc
addi a1, a1, 4 /* Synchronous so update exception return address to the instruction after the instruction that generated the exception. */
store_x a1, 0( sp ) /* Save updated exception return address. */
load_x sp, xISRStackTop /* Switch to ISR stack. */
.endm
.macro portcontextSAVE_EXCEPTION_CONTEXT
portcontextSAVE_CONTEXT_INTERNAL
csrr a0, mcause
csrr a1, mepc
addi a1, a1, 4 /* Synchronous so update exception return address to the instruction after the instruction that generated the exception. */
store_x a1, 0 ( sp ) /* Save updated exception return address. */
load_x sp, xISRStackTop /* Switch to ISR stack. */
.endm
/*-----------------------------------------------------------*/
.macro portcontextSAVE_INTERRUPT_CONTEXT
portcontextSAVE_CONTEXT_INTERNAL
csrr a0, mcause
csrr a1, mepc
store_x a1, 0( sp ) /* Asynchronous interrupt so save unmodified exception return address. */
load_x sp, xISRStackTop /* Switch to ISR stack. */
.endm
.macro portcontextSAVE_INTERRUPT_CONTEXT
portcontextSAVE_CONTEXT_INTERNAL
csrr a0, mcause
csrr a1, mepc
store_x a1, 0 ( sp ) /* Asynchronous interrupt so save unmodified exception return address. */
load_x sp, xISRStackTop /* Switch to ISR stack. */
.endm
/*-----------------------------------------------------------*/
.macro portcontextRESTORE_CONTEXT
load_x t1, pxCurrentTCB /* Load pxCurrentTCB. */
load_x sp, 0( t1 ) /* Read sp from first TCB member. */
.macro portcontextRESTORE_CONTEXT
load_x t1, pxCurrentTCB /* Load pxCurrentTCB. */
load_x sp, 0 ( t1 ) /* Read sp from first TCB member. */
/* Load mepc with the address of the instruction in the task to run next. */
load_x t0, 0( sp )
csrw mepc, t0
/* Load mepc with the address of the instruction in the task to run next. */
load_x t0, 0 ( sp )
csrw mepc, t0
/* Defined in freertos_risc_v_chip_specific_extensions.h to restore any registers unique to the RISC-V implementation. */
portasmRESTORE_ADDITIONAL_REGISTERS
/* Defined in freertos_risc_v_chip_specific_extensions.h to restore any registers unique to the RISC-V implementation. */
portasmRESTORE_ADDITIONAL_REGISTERS
/* Load mstatus with the interrupt enable bits used by the task. */
load_x t0, portMSTATUS_OFFSET * portWORD_SIZE( sp )
csrw mstatus, t0 /* Required for MPIE bit. */
/* Load mstatus with the interrupt enable bits used by the task. */
load_x t0, portMSTATUS_OFFSET * portWORD_SIZE( sp )
csrw mstatus, t0 /* Required for MPIE bit. */
load_x t0, portCRITICAL_NESTING_OFFSET * portWORD_SIZE( sp ) /* Obtain xCriticalNesting value for this task from task's stack. */
load_x t1, pxCriticalNesting /* Load the address of xCriticalNesting into t1. */
store_x t0, 0( t1 ) /* Restore the critical nesting value for this task. */
load_x t0, portCRITICAL_NESTING_OFFSET * portWORD_SIZE( sp ) /* Obtain xCriticalNesting value for this task from task's stack. */
load_x t1, pxCriticalNesting /* Load the address of xCriticalNesting into t1. */
store_x t0, 0 ( t1 ) /* Restore the critical nesting value for this task. */
load_x x1, 1 * portWORD_SIZE( sp )
load_x x5, 2 * portWORD_SIZE( sp )
load_x x6, 3 * portWORD_SIZE( sp )
load_x x7, 4 * portWORD_SIZE( sp )
load_x x8, 5 * portWORD_SIZE( sp )
load_x x9, 6 * portWORD_SIZE( sp )
load_x x10, 7 * portWORD_SIZE( sp )
load_x x11, 8 * portWORD_SIZE( sp )
load_x x12, 9 * portWORD_SIZE( sp )
load_x x13, 10 * portWORD_SIZE( sp )
load_x x14, 11 * portWORD_SIZE( sp )
load_x x15, 12 * portWORD_SIZE( sp )
load_x x1, 1 * portWORD_SIZE( sp )
load_x x5, 2 * portWORD_SIZE( sp )
load_x x6, 3 * portWORD_SIZE( sp )
load_x x7, 4 * portWORD_SIZE( sp )
load_x x8, 5 * portWORD_SIZE( sp )
load_x x9, 6 * portWORD_SIZE( sp )
load_x x10, 7 * portWORD_SIZE( sp )
load_x x11, 8 * portWORD_SIZE( sp )
load_x x12, 9 * portWORD_SIZE( sp )
load_x x13, 10 * portWORD_SIZE( sp )
load_x x14, 11 * portWORD_SIZE( sp )
load_x x15, 12 * portWORD_SIZE( sp )
#ifndef __riscv_32e
load_x x16, 13 * portWORD_SIZE( sp )
load_x x17, 14 * portWORD_SIZE( sp )
load_x x18, 15 * portWORD_SIZE( sp )
load_x x19, 16 * portWORD_SIZE( sp )
load_x x20, 17 * portWORD_SIZE( sp )
load_x x21, 18 * portWORD_SIZE( sp )
load_x x22, 19 * portWORD_SIZE( sp )
load_x x23, 20 * portWORD_SIZE( sp )
load_x x24, 21 * portWORD_SIZE( sp )
load_x x25, 22 * portWORD_SIZE( sp )
load_x x26, 23 * portWORD_SIZE( sp )
load_x x27, 24 * portWORD_SIZE( sp )
load_x x28, 25 * portWORD_SIZE( sp )
load_x x29, 26 * portWORD_SIZE( sp )
load_x x30, 27 * portWORD_SIZE( sp )
load_x x31, 28 * portWORD_SIZE( sp )
#endif
addi sp, sp, portCONTEXT_SIZE
load_x x16, 13 * portWORD_SIZE( sp )
load_x x17, 14 * portWORD_SIZE( sp )
load_x x18, 15 * portWORD_SIZE( sp )
load_x x19, 16 * portWORD_SIZE( sp )
load_x x20, 17 * portWORD_SIZE( sp )
load_x x21, 18 * portWORD_SIZE( sp )
load_x x22, 19 * portWORD_SIZE( sp )
load_x x23, 20 * portWORD_SIZE( sp )
load_x x24, 21 * portWORD_SIZE( sp )
load_x x25, 22 * portWORD_SIZE( sp )
load_x x26, 23 * portWORD_SIZE( sp )
load_x x27, 24 * portWORD_SIZE( sp )
load_x x28, 25 * portWORD_SIZE( sp )
load_x x29, 26 * portWORD_SIZE( sp )
load_x x30, 27 * portWORD_SIZE( sp )
load_x x31, 28 * portWORD_SIZE( sp )
#endif /* ifndef __riscv_32e */
addi sp, sp, portCONTEXT_SIZE
mret
.endm
mret
.endm
/*-----------------------------------------------------------*/
#endif /* PORTCONTEXT_H */

View file

@ -48,100 +48,100 @@
/* Type definitions. */
#if __riscv_xlen == 64
#define portSTACK_TYPE uint64_t
#define portBASE_TYPE int64_t
#define portUBASE_TYPE uint64_t
#define portMAX_DELAY ( TickType_t ) 0xffffffffffffffffUL
#define portPOINTER_SIZE_TYPE uint64_t
#define portSTACK_TYPE uint64_t
#define portBASE_TYPE int64_t
#define portUBASE_TYPE uint64_t
#define portMAX_DELAY ( TickType_t ) 0xffffffffffffffffUL
#define portPOINTER_SIZE_TYPE uint64_t
#elif __riscv_xlen == 32
#define portSTACK_TYPE uint32_t
#define portBASE_TYPE int32_t
#define portUBASE_TYPE uint32_t
#define portMAX_DELAY ( TickType_t ) 0xffffffffUL
#else
#error Assembler did not define __riscv_xlen
#endif
#define portSTACK_TYPE uint32_t
#define portBASE_TYPE int32_t
#define portUBASE_TYPE uint32_t
#define portMAX_DELAY ( TickType_t ) 0xffffffffUL
#else /* if __riscv_xlen == 64 */
#error "Assembler did not define __riscv_xlen"
#endif /* if __riscv_xlen == 64 */
typedef portSTACK_TYPE StackType_t;
typedef portBASE_TYPE BaseType_t;
typedef portUBASE_TYPE UBaseType_t;
typedef portUBASE_TYPE TickType_t;
typedef portSTACK_TYPE StackType_t;
typedef portBASE_TYPE BaseType_t;
typedef portUBASE_TYPE UBaseType_t;
typedef portUBASE_TYPE TickType_t;
/* Legacy type definitions. */
#define portCHAR char
#define portFLOAT float
#define portDOUBLE double
#define portLONG long
#define portSHORT short
#define portCHAR char
#define portFLOAT float
#define portDOUBLE double
#define portLONG long
#define portSHORT short
/* 32-bit tick type on a 32-bit architecture, so reads of the tick count do
* not need to be guarded with a critical section. */
#define portTICK_TYPE_IS_ATOMIC 1
#define portTICK_TYPE_IS_ATOMIC 1
/*-----------------------------------------------------------*/
/* Architecture specifics. */
#define portSTACK_GROWTH ( -1 )
#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
#define portSTACK_GROWTH ( -1 )
#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
#ifdef __riscv_32e
#define portBYTE_ALIGNMENT 8 /* RV32E uses RISC-V EABI with reduced stack alignment requirements */
#define portBYTE_ALIGNMENT 8 /* RV32E uses RISC-V EABI with reduced stack alignment requirements */
#else
#define portBYTE_ALIGNMENT 16
#define portBYTE_ALIGNMENT 16
#endif
/*-----------------------------------------------------------*/
/* Scheduler utilities. */
extern void vTaskSwitchContext( void );
#define portYIELD() __asm volatile( "ecall" );
#define portEND_SWITCHING_ISR( xSwitchRequired ) do { if( xSwitchRequired ) vTaskSwitchContext(); } while( 0 )
#define portYIELD_FROM_ISR( x ) portEND_SWITCHING_ISR( x )
#define portYIELD() __asm volatile ( "ecall" );
#define portEND_SWITCHING_ISR( xSwitchRequired ) do { if( xSwitchRequired ) vTaskSwitchContext( ); } while( 0 )
#define portYIELD_FROM_ISR( x ) portEND_SWITCHING_ISR( x )
/*-----------------------------------------------------------*/
/* Critical section management. */
#define portCRITICAL_NESTING_IN_TCB 0
#define portCRITICAL_NESTING_IN_TCB 0
#define portSET_INTERRUPT_MASK_FROM_ISR() 0
#define portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedStatusValue ) ( void ) uxSavedStatusValue
#define portSET_INTERRUPT_MASK_FROM_ISR() 0
#define portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedStatusValue ) ( void ) uxSavedStatusValue
#define portDISABLE_INTERRUPTS() __asm volatile( "csrc mstatus, 8" )
#define portENABLE_INTERRUPTS() __asm volatile( "csrs mstatus, 8" )
#define portDISABLE_INTERRUPTS() __asm volatile ( "csrc mstatus, 8" )
#define portENABLE_INTERRUPTS() __asm volatile ( "csrs mstatus, 8" )
extern size_t xCriticalNesting;
#define portENTER_CRITICAL() \
{ \
portDISABLE_INTERRUPTS(); \
xCriticalNesting++; \
}
#define portENTER_CRITICAL() \
{ \
portDISABLE_INTERRUPTS(); \
xCriticalNesting++; \
}
#define portEXIT_CRITICAL() \
{ \
xCriticalNesting--; \
if( xCriticalNesting == 0 ) \
{ \
portENABLE_INTERRUPTS(); \
} \
}
#define portEXIT_CRITICAL() \
{ \
xCriticalNesting--; \
if( xCriticalNesting == 0 ) \
{ \
portENABLE_INTERRUPTS(); \
} \
}
/*-----------------------------------------------------------*/
/* Architecture specific optimisations. */
#ifndef configUSE_PORT_OPTIMISED_TASK_SELECTION
#define configUSE_PORT_OPTIMISED_TASK_SELECTION 1
#define configUSE_PORT_OPTIMISED_TASK_SELECTION 1
#endif
#if( configUSE_PORT_OPTIMISED_TASK_SELECTION == 1 )
#if ( configUSE_PORT_OPTIMISED_TASK_SELECTION == 1 )
/* Check the configuration. */
#if( configMAX_PRIORITIES > 32 )
#error configUSE_PORT_OPTIMISED_TASK_SELECTION can only be set to 1 when configMAX_PRIORITIES is less than or equal to 32. It is very rare that a system requires more than 10 to 15 difference priorities as tasks that share a priority will time slice.
/* Check the configuration. */
#if ( configMAX_PRIORITIES > 32 )
#error "configUSE_PORT_OPTIMISED_TASK_SELECTION can only be set to 1 when configMAX_PRIORITIES is less than or equal to 32. It is very rare that a system requires more than 10 to 15 difference priorities as tasks that share a priority will time slice."
#endif
/* Store/clear the ready priorities in a bit map. */
#define portRECORD_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) |= ( 1UL << ( uxPriority ) )
#define portRESET_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) &= ~( 1UL << ( uxPriority ) )
/* Store/clear the ready priorities in a bit map. */
#define portRECORD_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) |= ( 1UL << ( uxPriority ) )
#define portRESET_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) &= ~( 1UL << ( uxPriority ) )
/*-----------------------------------------------------------*/
/*-----------------------------------------------------------*/
#define portGET_HIGHEST_PRIORITY( uxTopPriority, uxReadyPriorities ) uxTopPriority = ( 31UL - __builtin_clz( uxReadyPriorities ) )
#define portGET_HIGHEST_PRIORITY( uxTopPriority, uxReadyPriorities ) uxTopPriority = ( 31UL - __builtin_clz( uxReadyPriorities ) )
#endif /* configUSE_PORT_OPTIMISED_TASK_SELECTION */
@ -151,19 +151,19 @@ extern size_t xCriticalNesting;
/* Task function macros as described on the FreeRTOS.org WEB site. These are
* not necessary for to use this port. They are defined so the common demo
* files (which build with all the ports) will build. */
#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 )
/*-----------------------------------------------------------*/
#define portNOP() __asm volatile( " nop " )
#define portINLINE __inline
#define portNOP() __asm volatile ( " nop " )
#define portINLINE __inline
#ifndef portFORCE_INLINE
#define portFORCE_INLINE inline __attribute__(( always_inline))
#define portFORCE_INLINE inline __attribute__( ( always_inline ) )
#endif
#define portMEMORY_BARRIER() __asm volatile( "" ::: "memory" )
#define portMEMORY_BARRIER() __asm volatile ( "" ::: "memory" )
/*-----------------------------------------------------------*/
/* configCLINT_BASE_ADDRESS is a legacy definition that was replaced by the
@ -171,20 +171,22 @@ extern size_t xCriticalNesting;
* backward compatibility derive the newer definitions from the old if the old
* definition is found. */
#if defined( configCLINT_BASE_ADDRESS ) && !defined( configMTIME_BASE_ADDRESS ) && ( configCLINT_BASE_ADDRESS == 0 )
/* Legacy case where configCLINT_BASE_ADDRESS was defined as 0 to indicate
* there was no CLINT. Equivalent now is to set the MTIME and MTIMECMP
* addresses to 0. */
#define configMTIME_BASE_ADDRESS ( 0 )
#define configMTIMECMP_BASE_ADDRESS ( 0 )
/* Legacy case where configCLINT_BASE_ADDRESS was defined as 0 to indicate
* there was no CLINT. Equivalent now is to set the MTIME and MTIMECMP
* addresses to 0. */
#define configMTIME_BASE_ADDRESS ( 0 )
#define configMTIMECMP_BASE_ADDRESS ( 0 )
#elif defined( configCLINT_BASE_ADDRESS ) && !defined( configMTIME_BASE_ADDRESS )
/* Legacy case where configCLINT_BASE_ADDRESS was set to the base address of
* the CLINT. Equivalent now is to derive the MTIME and MTIMECMP addresses
* from the CLINT address. */
#define configMTIME_BASE_ADDRESS ( ( configCLINT_BASE_ADDRESS ) + 0xBFF8UL )
#define configMTIMECMP_BASE_ADDRESS ( ( configCLINT_BASE_ADDRESS ) + 0x4000UL )
/* Legacy case where configCLINT_BASE_ADDRESS was set to the base address of
* the CLINT. Equivalent now is to derive the MTIME and MTIMECMP addresses
* from the CLINT address. */
#define configMTIME_BASE_ADDRESS ( ( configCLINT_BASE_ADDRESS ) + 0xBFF8UL )
#define configMTIMECMP_BASE_ADDRESS ( ( configCLINT_BASE_ADDRESS ) + 0x4000UL )
#elif !defined( configMTIME_BASE_ADDRESS ) || !defined( configMTIMECMP_BASE_ADDRESS )
#error configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS must be defined in FreeRTOSConfig.h. Set them to zero if there is no MTIME (machine time) clock. See https://www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html
#endif
#error "configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS must be defined in FreeRTOSConfig.h. Set them to zero if there is no MTIME (machine time) clock. See www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html"
#endif /* if defined( configCLINT_BASE_ADDRESS ) && !defined( configMTIME_BASE_ADDRESS ) && ( configCLINT_BASE_ADDRESS == 0 ) */
/* *INDENT-OFF* */
#ifdef __cplusplus