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Builds chalandi rp2350 but not yet run
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,182 @@ | ||
| /****************************************************************************************** | ||
| Filename : main.c | ||
| Core : ARM Cortex-M33 / RISC-V Hazard3 | ||
| MCU : RP2350 | ||
| Author : Chalandi Amine | ||
| Owner : Chalandi Amine | ||
| Date : 04.09.2024 | ||
| Description : Application main function | ||
| ******************************************************************************************/ | ||
|
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| //============================================================================= | ||
| // Includes | ||
| //============================================================================= | ||
| #include "Platform_Types.h" | ||
| #include "Cpu.h" | ||
| #include "Gpio.h" | ||
| #include "SysTickTimer.h" | ||
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| //============================================================================= | ||
| // Macros | ||
| //============================================================================= | ||
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| //============================================================================= | ||
| // Prototypes | ||
| //============================================================================= | ||
| void main_Core0(void); | ||
| void main_Core1(void); | ||
| void BlockingDelay(uint32 delay); | ||
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| //============================================================================= | ||
| // Globals | ||
| //============================================================================= | ||
| #ifdef DEBUG | ||
| volatile boolean boHaltCore0 = TRUE; | ||
| volatile boolean boHaltCore1 = TRUE; | ||
| #endif | ||
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| //----------------------------------------------------------------------------------------- | ||
| /// \brief main function | ||
| /// | ||
| /// \param void | ||
| /// | ||
| /// \return void | ||
| //----------------------------------------------------------------------------------------- | ||
| int main(void) | ||
| { | ||
| /* Run the main function of the core 0, it will start the core 1 */ | ||
| main_Core0(); | ||
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| /* Synchronize with core 1 */ | ||
| RP2350_MulticoreSync((uint32_t)HW_PER_SIO->CPUID.reg); | ||
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| /* endless loop on the core 0 */ | ||
| for(;;); | ||
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| /* never reached */ | ||
| return(0); | ||
| } | ||
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| //----------------------------------------------------------------------------------------- | ||
| /// \brief main_Core0 function | ||
| /// | ||
| /// \param void | ||
| /// | ||
| /// \return void | ||
| //----------------------------------------------------------------------------------------- | ||
| void main_Core0(void) | ||
| { | ||
| #ifdef DEBUG | ||
| while(boHaltCore0); | ||
| #endif | ||
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| #ifdef CORE_FAMILY_ARM | ||
| /* Disable interrupts on core 0 */ | ||
| __asm volatile("CPSID i"); | ||
| #endif | ||
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| /* Output disable on pin 25 */ | ||
| LED_GREEN_CFG(); | ||
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| /* Start the Core 1 and turn on the led to be sure that we passed successfully the core 1 initiaization */ | ||
| if(TRUE == RP2350_StartCore1()) | ||
| { | ||
| LED_GREEN_ON(); | ||
| } | ||
| else | ||
| { | ||
| /* Loop forever in case of error */ | ||
| while(1) | ||
| { | ||
| __asm volatile("NOP"); | ||
| } | ||
| } | ||
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| } | ||
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| //----------------------------------------------------------------------------------------- | ||
| /// \brief main_Core1 function | ||
| /// | ||
| /// \param void | ||
| /// | ||
| /// \return void | ||
| //----------------------------------------------------------------------------------------- | ||
| volatile uint64_t* pMTIMECMP = (volatile uint64_t*)&(HW_PER_SIO->MTIMECMP.reg); | ||
| volatile uint64_t* pMTIME = (volatile uint64_t*)&(HW_PER_SIO->MTIME.reg); | ||
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| void main_Core1(void) | ||
| { | ||
| #ifdef DEBUG | ||
| while(boHaltCore1); | ||
| #endif | ||
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| /* Note: Core 1 is started with interrupt enabled by the BootRom */ | ||
|
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| /* Clear the stiky bits of the FIFO_ST on core 1 */ | ||
| HW_PER_SIO->FIFO_ST.reg = 0xFFu; | ||
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| #ifdef CORE_FAMILY_ARM | ||
| __asm volatile("DSB"); | ||
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| /* Clear all pending interrupts on core 1 */ | ||
| NVIC->ICPR[0] = (uint32)-1; | ||
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| #endif | ||
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| /* Synchronize with core 0 */ | ||
| RP2350_MulticoreSync((uint32_t)HW_PER_SIO->CPUID.reg); | ||
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| #ifdef CORE_FAMILY_RISC_V | ||
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| /* configure the machine timer for 1Hz interrupt window */ | ||
| #include "riscv.h" | ||
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| /* enable machine timer interrupt */ | ||
| riscv_set_csr(RVCSR_MIE_OFFSET, 0x80ul); | ||
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| /* enable global interrupt */ | ||
| riscv_set_csr(RVCSR_MSTATUS_OFFSET, 0x08ul); | ||
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| /* configure machine timer to use 150 MHz */ | ||
| HW_PER_SIO->MTIME_CTRL.bit.FULLSPEED = 1; | ||
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| /* set next timeout (machine timer is enabled by default) */ | ||
| *pMTIMECMP = *pMTIME + 150000000ul; //1s | ||
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| #endif | ||
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| while(1) | ||
| { | ||
| #ifdef CORE_FAMILY_ARM | ||
| #define DELAY 15000000 | ||
| LED_GREEN_TOGGLE(); | ||
| #else | ||
| #define DELAY 10000000 | ||
| #endif | ||
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| BlockingDelay(DELAY); | ||
| } | ||
| } | ||
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| #ifdef CORE_FAMILY_RISC_V | ||
| __attribute__((interrupt)) void Isr_MachineTimerInterrupt(void); | ||
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| void Isr_MachineTimerInterrupt(void) | ||
| { | ||
| *pMTIMECMP = *pMTIME + 150000000ul; | ||
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| LED_GREEN_TOGGLE(); | ||
| } | ||
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| #endif | ||
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42 changes: 42 additions & 0 deletions
42
ref_app/target/micros/rpi_pico2_rp2350/Std/Platform_Types.h
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| /****************************************************************************************** | ||
| Filename : Platform_Types.h | ||
| Core : ARM Cortex-M33 / RISC-V Hazard3 | ||
| MCU : RP2350 | ||
| Author : Chalandi Amine | ||
| Owner : Chalandi Amine | ||
| Date : 04.09.2024 | ||
| Description : Platform types header file | ||
| ******************************************************************************************/ | ||
|
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| #ifndef __PLATFORM_TYPES_H__ | ||
| #define __PLATFORM_TYPES_H__ | ||
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| typedef unsigned char uint8; | ||
| typedef signed char sint8; | ||
| typedef unsigned short uint16; | ||
| typedef signed short sint16; | ||
| typedef unsigned long uint32; | ||
| typedef signed long sint32; | ||
| typedef unsigned long long uint64; | ||
| typedef signed long long sint64; | ||
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| typedef void (*pFunc)(void); | ||
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| typedef enum | ||
| { | ||
| FALSE = 0, | ||
| TRUE | ||
| }boolean; | ||
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| #define NULL (void*)0 | ||
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| #define NULL_PTR (void*)0 | ||
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| #endif |
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