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Merge pull request #2783 from cesanta/mcxn

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Update MCXN947 FreeRTOS to CM33 port
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Sergio R. Caprile 2024-06-12 17:04:45 -03:00 committed by GitHub
commit a3fd81540a
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3 changed files with 15 additions and 8 deletions
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16
examples/nxp/frdm-mcxn947-make-freertos-builtin/FreeRTOSConfig.h
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@ -22,8 +22,8 @@
#else
#define configPRIO_BITS 3
#endif
#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY 15
#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY 5
#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY ((1U << (configPRIO_BITS)) - 1)
#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY 3
#define configKERNEL_INTERRUPT_PRIORITY \
(configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS))
@ -33,6 +33,12 @@
#define configASSERT(expr) \
if (!(expr)) printf("FAILURE %s:%d: %s\n", __FILE__, __LINE__, #expr)
#define vPortSVCHandler SVC_Handler
#define xPortPendSVHandler PendSV_Handler
#define xPortSysTickHandler SysTick_Handler
// https://www.freertos.org/2020/04/using-freertos-on-armv8-m-microcontrollers.html
#define configENABLE_FPU 1
#define configENABLE_MPU 0
#define configENABLE_TRUSTZONE 0
#define configRUN_FREERTOS_SECURE_ONLY 1
//#define vPortSVCHandler SVC_Handler
//#define xPortPendSVHandler PendSV_Handler
//#define xPortSysTickHandler SysTick_Handler

5
examples/nxp/frdm-mcxn947-make-freertos-builtin/Makefile
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@ -16,9 +16,10 @@ SOURCES += cmsis_mcu/devices/MCXN947/drivers/fsl_clock.c cmsis_mcu/devices/MCXN9
# FreeRTOS. MCXN947 has a Cortex-M33 (ARMv8) core, the CM4F port can be used if TrustZone and the MPU are not to be used
SOURCES += FreeRTOS-Kernel/portable/MemMang/heap_4.c
SOURCES += FreeRTOS-Kernel/portable/GCC/ARM_CM4F/port.c
SOURCES += FreeRTOS-Kernel/portable/GCC/ARM_CM33_NTZ/non_secure/port.c
SOURCES += FreeRTOS-Kernel/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c
CFLAGS += -IFreeRTOS-Kernel/include
CFLAGS += -IFreeRTOS-Kernel/portable/GCC/ARM_CM4F -Wno-conversion
CFLAGS += -IFreeRTOS-Kernel/portable/GCC/ARM_CM33_NTZ/non_secure -Wno-conversion -Wno-unused-parameter
# Mongoose options are defined in mongoose_config.h
SOURCES += mongoose.c net.c packed_fs.c

2
examples/nxp/frdm-mcxn947-make-freertos-builtin/hal.c
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@ -24,7 +24,7 @@ uint64_t mg_millis(void) { // Let Mongoose use our uptime function
void hal_init(void) {
clock_init(); // Set system clock to SYS_FREQUENCY
SystemCoreClock = SYS_FREQUENCY; // Update SystemCoreClock global var
SysTick_Config(SystemCoreClock / 1000); // Sys tick every 1ms
// SysTick_Config(SystemCoreClock / 1000); // Sys tick every 1ms
// rng_init(); // TRNG is part of ELS and there is no info on that
uart_init(UART_DEBUG, 115200); // Initialise UART