FaSTTUBe/sensor-node
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adc callback reached, llm linker script changes

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This commit is contained in:
Karlsson Winkels
2025-03-24 17:19:55 +01:00
parent 0eafcd109c
commit 852ce2fbae
7 changed files with 94 additions and 101 deletions
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3
Software/Core/Inc/adc.h
View File

@ -41,8 +41,7 @@ extern ADC_HandleTypeDef hadc1;
void MX_ADC1_Init(void);
/* USER CODE BEGIN Prototypes */
void ADC_DMA_Callback(DMA_HandleTypeDef *hdma);
void HAL_ADC_ConvCpltCallback(ADC_HandleTypeDef* hadc);
/* USER CODE END Prototypes */
#ifdef __cplusplus

27
Software/Core/Src/adc.c
View File

@ -21,7 +21,7 @@
#include "adc.h"
/* USER CODE BEGIN 0 */
uint16_t adc_values[16];
/* USER CODE END 0 */
ADC_HandleTypeDef hadc1;
@ -45,7 +45,7 @@ void MX_ADC1_Init(void)
/** Common config
*/
hadc1.Instance = ADC1;
hadc1.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1;
hadc1.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV2;
hadc1.Init.Resolution = ADC_RESOLUTION_16B;
hadc1.Init.ScanConvMode = ADC_SCAN_ENABLE;
hadc1.Init.EOCSelection = ADC_EOC_SEQ_CONV;
@ -221,9 +221,7 @@ void MX_ADC1_Init(void)
Error_Handler();
}
/* USER CODE BEGIN ADC1_Init 2 */
HAL_ADCEx_Calibration_Start(&hadc1, ADC_CALIB_OFFSET, ADC_SINGLE_ENDED);
HAL_ADC_Start_DMA(&hadc1, (uint32_t*)adc_values, 16);
HAL_DMA_RegisterCallback(&hdma_adc1, HAL_DMA_XFER_CPLT_CB_ID, ADC_DMA_Callback);
/* USER CODE END ADC1_Init 2 */
}
@ -244,12 +242,12 @@ void HAL_ADC_MspInit(ADC_HandleTypeDef* adcHandle)
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_ADC;
PeriphClkInitStruct.PLL2.PLL2M = 2;
PeriphClkInitStruct.PLL2.PLL2N = 20;
PeriphClkInitStruct.PLL2.PLL2P = 12;
PeriphClkInitStruct.PLL2.PLL2Q = 2;
PeriphClkInitStruct.PLL2.PLL2P = 10;
PeriphClkInitStruct.PLL2.PLL2Q = 20;
PeriphClkInitStruct.PLL2.PLL2R = 2;
PeriphClkInitStruct.PLL2.PLL2RGE = RCC_PLL2VCIRANGE_3;
PeriphClkInitStruct.PLL2.PLL2VCOSEL = RCC_PLL2VCOWIDE;
PeriphClkInitStruct.PLL2.PLL2FRACN = 0;
PeriphClkInitStruct.PLL2.PLL2FRACN = 0.0;
PeriphClkInitStruct.AdcClockSelection = RCC_ADCCLKSOURCE_PLL2;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
{
@ -316,6 +314,9 @@ void HAL_ADC_MspInit(ADC_HandleTypeDef* adcHandle)
__HAL_LINKDMA(adcHandle,DMA_Handle,hdma_adc1);
/* ADC1 interrupt Init */
HAL_NVIC_SetPriority(ADC_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(ADC_IRQn);
/* USER CODE BEGIN ADC1_MspInit 1 */
/* USER CODE END ADC1_MspInit 1 */
@ -371,15 +372,5 @@ void HAL_ADC_MspDeInit(ADC_HandleTypeDef* adcHandle)
}
/* USER CODE BEGIN 1 */
void HAL_ADC_ConvCpltCallback(ADC_HandleTypeDef* hadc)
{
HAL_GPIO_WritePin(STATUS_R_GPIO_Port, STATUS_R_Pin, GPIO_PIN_SET);
HAL_Delay(10000);
}
void ADC_DMA_Callback(DMA_HandleTypeDef *hdma)
{
HAL_GPIO_WritePin(STATUS_R_GPIO_Port, STATUS_R_Pin, GPIO_PIN_SET);
HAL_Delay(10000);
}
/* USER CODE END 1 */

75
Software/Core/Src/main.c
View File

@ -48,12 +48,12 @@
/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */
/* Declare buffer in D1 domain SRAM */
static uint16_t adc_values[16];
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MPU_Config(void);
static void MX_NVIC_Init(void);
/* USER CODE BEGIN PFP */
@ -75,9 +75,6 @@ int main(void)
/* USER CODE END 1 */
/* MPU Configuration--------------------------------------------------------*/
MPU_Config();
/* MCU Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
@ -110,6 +107,25 @@ int main(void)
MX_NVIC_Init();
/* USER CODE BEGIN 2 */
if (HAL_ADCEx_Calibration_Start(&hadc1, ADC_CALIB_OFFSET, ADC_SINGLE_ENDED) != HAL_OK)
{
Error_Handler();
}
if (HAL_ADC_Start_DMA(&hadc1, (uint32_t*)adc_values, 16) != HAL_OK)
{
Error_Handler();
}
HAL_TIM_Base_Start(&htim6);
if (!(hadc1.Instance->CR & ADC_CR_ADSTART))
{
Error_Handler(); // ADC not started
}
/* USER CODE END 2 */
/* Infinite loop */
@ -119,14 +135,16 @@ int main(void)
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
volatile uint32_t counter = __HAL_TIM_GET_COUNTER(&htim6);
volatile uint32_t adc_cr = (hadc1.Instance->CR);
volatile uint32_t adc_values_adress = (uint32_t)adc_values;
HAL_GPIO_WritePin(STATUS_G_GPIO_Port, STATUS_G_Pin, GPIO_PIN_SET);
HAL_Delay(500);
HAL_GPIO_WritePin(STATUS_G_GPIO_Port, STATUS_G_Pin, GPIO_PIN_RESET);
HAL_Delay(500);
HAL_GPIO_WritePin(STATUS_B_GPIO_Port, STATUS_B_Pin, GPIO_PIN_SET);
HAL_Delay(500);
HAL_GPIO_WritePin(STATUS_B_GPIO_Port, STATUS_B_Pin, GPIO_PIN_RESET);
HAL_Delay(500);
}
/* USER CODE END 3 */
}
@ -163,8 +181,8 @@ void SystemClock_Config(void)
RCC_OscInitStruct.PLL.PLLM = 2;
RCC_OscInitStruct.PLL.PLLN = 32;
RCC_OscInitStruct.PLL.PLLP = 2;
RCC_OscInitStruct.PLL.PLLQ = 3;
RCC_OscInitStruct.PLL.PLLR = 2;
RCC_OscInitStruct.PLL.PLLQ = 32;
RCC_OscInitStruct.PLL.PLLR = 32;
RCC_OscInitStruct.PLL.PLLRGE = RCC_PLL1VCIRANGE_3;
RCC_OscInitStruct.PLL.PLLVCOSEL = RCC_PLL1VCOWIDE;
RCC_OscInitStruct.PLL.PLLFRACN = 0;
@ -201,43 +219,14 @@ static void MX_NVIC_Init(void)
/* DMA1_Stream0_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream0_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream0_IRQn);
/* ADC_IRQn interrupt configuration */
HAL_NVIC_SetPriority(ADC_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(ADC_IRQn);
}
/* USER CODE BEGIN 4 */
/* USER CODE END 4 */
/* MPU Configuration */
void MPU_Config(void)
void HAL_ADC_ConvCpltCallback(ADC_HandleTypeDef* hadc)
{
MPU_Region_InitTypeDef MPU_InitStruct = {0};
/* Disables the MPU */
HAL_MPU_Disable();
/** Initializes and configures the Region and the memory to be protected
*/
MPU_InitStruct.Enable = MPU_REGION_ENABLE;
MPU_InitStruct.Number = MPU_REGION_NUMBER0;
MPU_InitStruct.BaseAddress = 0x0;
MPU_InitStruct.Size = MPU_REGION_SIZE_4GB;
MPU_InitStruct.SubRegionDisable = 0x87;
MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL0;
MPU_InitStruct.AccessPermission = MPU_REGION_NO_ACCESS;
MPU_InitStruct.DisableExec = MPU_INSTRUCTION_ACCESS_DISABLE;
MPU_InitStruct.IsShareable = MPU_ACCESS_SHAREABLE;
MPU_InitStruct.IsCacheable = MPU_ACCESS_NOT_CACHEABLE;
MPU_InitStruct.IsBufferable = MPU_ACCESS_NOT_BUFFERABLE;
HAL_MPU_ConfigRegion(&MPU_InitStruct);
/* Enables the MPU */
HAL_MPU_Enable(MPU_PRIVILEGED_DEFAULT);
HAL_GPIO_WritePin(STATUS_R_GPIO_Port, STATUS_R_Pin, GPIO_PIN_SET);
}
/* USER CODE END 4 */
/**
* @brief This function is executed in case of error occurrence.

2
Software/Core/Src/tim.c
View File

@ -232,7 +232,7 @@ void MX_TIM6_Init(void)
Error_Handler();
}
/* USER CODE BEGIN TIM6_Init 2 */
HAL_TIM_Base_Start(&htim6);
/* USER CODE END TIM6_Init 2 */
}

2
Software/Makefile
View File

@ -1,5 +1,5 @@
##########################################################################################################################
# File automatically-generated by tool: [projectgenerator] version: [4.5.0-RC5] date: [Tue Mar 18 16:55:42 CET 2025]
# File automatically-generated by tool: [projectgenerator] version: [4.5.0-RC5] date: [Mon Mar 24 15:58:35 CET 2025]
##########################################################################################################################
# ------------------------------------------------

55
Software/sensor-node.ioc
View File

@ -15,7 +15,7 @@ ADC1.Channel-6\#ChannelRegularConversion=ADC_CHANNEL_19
ADC1.Channel-7\#ChannelRegularConversion=ADC_CHANNEL_18
ADC1.Channel-8\#ChannelRegularConversion=ADC_CHANNEL_15
ADC1.Channel-9\#ChannelRegularConversion=ADC_CHANNEL_14
ADC1.ClockPrescaler=ADC_CLOCK_ASYNC_DIV1
ADC1.ClockPrescaler=ADC_CLOCK_ASYNC_DIV2
ADC1.ContinuousConvMode=DISABLE
ADC1.ConversionDataManagement=ADC_CONVERSIONDATA_DMA_CIRCULAR
ADC1.EOCSelection=ADC_EOC_SEQ_CONV
@ -95,7 +95,14 @@ ADC1.master=1
CAD.formats=[{"id"\:42,"cad_product"\:"KiCAD v6+","cad_family"\:"KiCAD"}]
CAD.pinconfig=Dual
CAD.provider=
CORTEX_M7.IPParameters=default_mode_Activation
CORTEX_M7.AccessPermission_Spec=MPU_REGION_FULL_ACCESS
CORTEX_M7.BaseAddress_Spec=0x30000000
CORTEX_M7.CPU_DCache=Disabled
CORTEX_M7.CPU_ICache=Disabled
CORTEX_M7.Enable_Spec=MPU_REGION_ENABLE
CORTEX_M7.IPParameters=default_mode_Activation,Enable_Spec,MPU_Control,CPU_ICache,CPU_DCache,BaseAddress_Spec,Size_Spec,AccessPermission_Spec
CORTEX_M7.MPU_Control=__NULL
CORTEX_M7.Size_Spec=MPU_REGION_SIZE_32B
CORTEX_M7.default_mode_Activation=1
Dma.ADC1.0.Direction=DMA_PERIPH_TO_MEMORY
Dma.ADC1.0.EventEnable=DISABLE
@ -247,7 +254,7 @@ Mcu.UserConstants=
Mcu.UserName=STM32H7A3RITx
MxCube.Version=6.13.0
MxDb.Version=DB.6.0.130
NVIC.ADC_IRQn=true\:0\:0\:false\:true\:true\:2\:true\:true\:true
NVIC.ADC_IRQn=true\:0\:0\:false\:false\:true\:true\:true\:true
NVIC.BusFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false
NVIC.DMA1_Stream0_IRQn=true\:0\:0\:false\:true\:true\:1\:false\:true\:true
NVIC.DebugMonitor_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false
@ -463,7 +470,7 @@ ProjectManager.UAScriptAfterPath=
ProjectManager.UAScriptBeforePath=
ProjectManager.UnderRoot=false
ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_DMA_Init-DMA-false-HAL-true,4-MX_ADC1_Init-ADC1-false-HAL-true,5-MX_FDCAN1_Init-FDCAN1-false-HAL-true,6-MX_FDCAN2_Init-FDCAN2-false-HAL-true,7-MX_TIM1_Init-TIM1-false-HAL-true,8-MX_TIM3_Init-TIM3-false-HAL-true,9-MX_TIM8_Init-TIM8-false-HAL-true,10-MX_TIM6_Init-TIM6-false-HAL-true,11-MX_TIM4_Init-TIM4-false-HAL-true,0-MX_CORTEX_M7_Init-CORTEX_M7-false-HAL-true
RCC.ADCFreq_Value=20000000
RCC.ADCFreq_Value=24000000
RCC.AHB12Freq_Value=96000000
RCC.AHB4Freq_Value=96000000
RCC.APB1Freq_Value=96000000
@ -480,7 +487,7 @@ RCC.DAC1Freq_Value=32000
RCC.DAC2Freq_Value=32000
RCC.DFSDM2ACLkFreq_Value=96000000
RCC.DFSDM2Freq_Value=96000000
RCC.DFSDMACLkFreq_Value=128000000
RCC.DFSDMACLkFreq_Value=12000000
RCC.DFSDMFreq_Value=96000000
RCC.DIVM1=2
RCC.DIVM2=2
@ -489,17 +496,19 @@ RCC.DIVN1=32
RCC.DIVN2=20
RCC.DIVN3=8
RCC.DIVP1Freq_Value=192000000
RCC.DIVP2=12
RCC.DIVP2Freq_Value=20000000
RCC.DIVP2=10
RCC.DIVP2Freq_Value=24000000
RCC.DIVP3Freq_Value=96000000
RCC.DIVQ1=3
RCC.DIVQ1Freq_Value=128000000
RCC.DIVQ2Freq_Value=120000000
RCC.DIVQ1=32
RCC.DIVQ1Freq_Value=12000000
RCC.DIVQ2=20
RCC.DIVQ2Freq_Value=12000000
RCC.DIVQ3Freq_Value=96000000
RCC.DIVR1Freq_Value=192000000
RCC.DIVR1=32
RCC.DIVR1Freq_Value=12000000
RCC.DIVR2Freq_Value=120000000
RCC.DIVR3=3
RCC.DIVR3Freq_Value=64000000
RCC.DIVR3=16
RCC.DIVR3Freq_Value=12000000
RCC.FDCANCLockSelection=RCC_FDCANCLKSOURCE_HSE
RCC.FDCANFreq_Value=24000000
RCC.FMCFreq_Value=96000000
@ -510,12 +519,12 @@ RCC.HPRE=RCC_HCLK_DIV2
RCC.HSE_VALUE=24000000
RCC.I2C123Freq_Value=96000000
RCC.I2C4Freq_Value=96000000
RCC.IPParameters=ADCFreq_Value,AHB12Freq_Value,AHB4Freq_Value,APB1Freq_Value,APB2Freq_Value,APB3Freq_Value,APB4Freq_Value,AXIClockFreq_Value,CDCPREFreq_Value,CECFreq_Value,CKPERFreq_Value,CortexFreq_Value,CpuClockFreq_Value,DAC1Freq_Value,DAC2Freq_Value,DFSDM2ACLkFreq_Value,DFSDM2Freq_Value,DFSDMACLkFreq_Value,DFSDMFreq_Value,DIVM1,DIVM2,DIVM3,DIVN1,DIVN2,DIVN3,DIVP1Freq_Value,DIVP2,DIVP2Freq_Value,DIVP3Freq_Value,DIVQ1,DIVQ1Freq_Value,DIVQ2Freq_Value,DIVQ3Freq_Value,DIVR1Freq_Value,DIVR2Freq_Value,DIVR3,DIVR3Freq_Value,FDCANCLockSelection,FDCANFreq_Value,FMCFreq_Value,FamilyName,HCLK3ClockFreq_Value,HCLKFreq_Value,HPRE,HSE_VALUE,I2C123Freq_Value,I2C4Freq_Value,LPTIM1Freq_Value,LPTIM2Freq_Value,LPTIM345Freq_Value,LPUART1Freq_Value,LTDCFreq_Value,MCO1PinFreq_Value,MCO2PinFreq_Value,PLL2FRACN,PLL3FRACN,PLLFRACN,PLLSourceVirtual,QSPIFreq_Value,RNGFreq_Value,RTCFreq_Value,SAI1Freq_Value,SAI2AFreq_Value,SAI2BFreq_Value,SDMMCFreq_Value,SPDIFRXFreq_Value,SPI123Freq_Value,SPI45Freq_Value,SPI6Freq_Value,SWPMI1Freq_Value,SYSCLKFreq_VALUE,SYSCLKSource,Tim1OutputFreq_Value,Tim2OutputFreq_Value,TraceFreq_Value,USART16Freq_Value,USART234578Freq_Value,USBFreq_Value,VCO1OutputFreq_Value,VCO2OutputFreq_Value,VCO3OutputFreq_Value,VCOInput1Freq_Value,VCOInput2Freq_Value,VCOInput3Freq_Value
RCC.IPParameters=ADCFreq_Value,AHB12Freq_Value,AHB4Freq_Value,APB1Freq_Value,APB2Freq_Value,APB3Freq_Value,APB4Freq_Value,AXIClockFreq_Value,CDCPREFreq_Value,CECFreq_Value,CKPERFreq_Value,CortexFreq_Value,CpuClockFreq_Value,DAC1Freq_Value,DAC2Freq_Value,DFSDM2ACLkFreq_Value,DFSDM2Freq_Value,DFSDMACLkFreq_Value,DFSDMFreq_Value,DIVM1,DIVM2,DIVM3,DIVN1,DIVN2,DIVN3,DIVP1Freq_Value,DIVP2,DIVP2Freq_Value,DIVP3Freq_Value,DIVQ1,DIVQ1Freq_Value,DIVQ2,DIVQ2Freq_Value,DIVQ3Freq_Value,DIVR1,DIVR1Freq_Value,DIVR2Freq_Value,DIVR3,DIVR3Freq_Value,FDCANCLockSelection,FDCANFreq_Value,FMCFreq_Value,FamilyName,HCLK3ClockFreq_Value,HCLKFreq_Value,HPRE,HSE_VALUE,I2C123Freq_Value,I2C4Freq_Value,LPTIM1Freq_Value,LPTIM2Freq_Value,LPTIM345Freq_Value,LPUART1Freq_Value,LTDCFreq_Value,MCO1PinFreq_Value,MCO2PinFreq_Value,PLL2FRACN,PLL3FRACN,PLLFRACN,PLLSourceVirtual,QSPIFreq_Value,RNGFreq_Value,RTCFreq_Value,SAI1Freq_Value,SAI2AFreq_Value,SAI2BFreq_Value,SDMMCFreq_Value,SPDIFRXFreq_Value,SPI123Freq_Value,SPI45Freq_Value,SPI6Freq_Value,SWPMI1Freq_Value,SYSCLKFreq_VALUE,SYSCLKSource,Tim1OutputFreq_Value,Tim2OutputFreq_Value,TraceFreq_Value,USART16Freq_Value,USART234578Freq_Value,USBFreq_Value,VCO1OutputFreq_Value,VCO2OutputFreq_Value,VCO3OutputFreq_Value,VCOInput1Freq_Value,VCOInput2Freq_Value,VCOInput3Freq_Value
RCC.LPTIM1Freq_Value=96000000
RCC.LPTIM2Freq_Value=96000000
RCC.LPTIM345Freq_Value=96000000
RCC.LPUART1Freq_Value=96000000
RCC.LTDCFreq_Value=64000000
RCC.LTDCFreq_Value=12000000
RCC.MCO1PinFreq_Value=64000000
RCC.MCO2PinFreq_Value=192000000
RCC.PLL2FRACN=0
@ -525,12 +534,12 @@ RCC.PLLSourceVirtual=RCC_PLLSOURCE_HSE
RCC.QSPIFreq_Value=96000000
RCC.RNGFreq_Value=48000000
RCC.RTCFreq_Value=32000
RCC.SAI1Freq_Value=128000000
RCC.SAI2AFreq_Value=128000000
RCC.SAI2BFreq_Value=128000000
RCC.SDMMCFreq_Value=128000000
RCC.SPDIFRXFreq_Value=128000000
RCC.SPI123Freq_Value=128000000
RCC.SAI1Freq_Value=12000000
RCC.SAI2AFreq_Value=12000000
RCC.SAI2BFreq_Value=12000000
RCC.SDMMCFreq_Value=12000000
RCC.SPDIFRXFreq_Value=12000000
RCC.SPI123Freq_Value=12000000
RCC.SPI45Freq_Value=96000000
RCC.SPI6Freq_Value=96000000
RCC.SWPMI1Freq_Value=96000000
@ -538,10 +547,10 @@ RCC.SYSCLKFreq_VALUE=192000000
RCC.SYSCLKSource=RCC_SYSCLKSOURCE_PLLCLK
RCC.Tim1OutputFreq_Value=96000000
RCC.Tim2OutputFreq_Value=96000000
RCC.TraceFreq_Value=192000000
RCC.TraceFreq_Value=12000000
RCC.USART16Freq_Value=96000000
RCC.USART234578Freq_Value=96000000
RCC.USBFreq_Value=128000000
RCC.USBFreq_Value=12000000
RCC.VCO1OutputFreq_Value=384000000
RCC.VCO2OutputFreq_Value=240000000
RCC.VCO3OutputFreq_Value=192000000

31
Software/stm32h7a3ritx_flash.ld
View File

@ -62,7 +62,9 @@ _Min_Stack_Size = 0x400; /* required amount of stack */
MEMORY
{
DTCMRAM (xrw) : ORIGIN = 0x20000000, LENGTH = 128K
RAM (xrw) : ORIGIN = 0x24000000, LENGTH = 1024K
RAM_D1 (xrw) : ORIGIN = 0x24000000, LENGTH = 512K /* D1 domain AXI SRAM */
RAM_D2 (xrw) : ORIGIN = 0x30000000, LENGTH = 288K /* D2 domain AHB SRAM */
RAM_D3 (xrw) : ORIGIN = 0x38000000, LENGTH = 64K /* D3 domain AHB SRAM */
ITCMRAM (xrw) : ORIGIN = 0x00000000, LENGTH = 64K
FLASH (rx) : ORIGIN = 0x8000000, LENGTH = 2048K
}
@ -135,36 +137,39 @@ SECTIONS
/* used by the startup to initialize data */
_sidata = LOADADDR(.data);
/* Initialized data sections goes into RAM, load LMA copy after code */
/* D1 domain RAM section for DMA-accessible data */
.d1_data :
{
. = ALIGN(4);
*(.d1_data) /* DMA-accessible data */
*(.d1_data*)
. = ALIGN(4);
} >RAM_D1
/* Move .data and .bss to RAM_D1 instead of DTCMRAM */
.data :
{
. = ALIGN(4);
_sdata = .; /* create a global symbol at data start */
*(.data) /* .data sections */
*(.data*) /* .data* sections */
. = ALIGN(4);
_edata = .; /* define a global symbol at data end */
} >DTCMRAM AT> FLASH
} >RAM_D1 AT> FLASH
/* Uninitialized data section */
. = ALIGN(4);
.bss :
{
/* This is used by the startup in order to initialize the .bss secion */
_sbss = .; /* define a global symbol at bss start */
_sbss = .;
__bss_start__ = _sbss;
*(.bss)
*(.bss*)
*(COMMON)
. = ALIGN(4);
_ebss = .; /* define a global symbol at bss end */
_ebss = .;
__bss_end__ = _ebss;
} >DTCMRAM
} >RAM_D1
/* User_heap_stack section, used to check that there is enough RAM left */
/* Keep stack in DTCMRAM for better performance */
._user_heap_stack :
{
. = ALIGN(8);