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Refs #1229. Added support for firmware updates from SD-card to the Olimexino-STM32F3 demo programs. 

git-svn-id: https://svn.code.sf.net/p/openblt/code/trunk@1064 5dc33758-31d5-4daf-9ae8-b24bf3d40d73
This commit is contained in:
Frank Voorburg 2023-06-14 14:55:49 +00:00
parent f05796ba13
commit 5fd33bfabf
20 changed files with 7090 additions and 2003 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/.cproject
View File

@ -51,10 +51,12 @@
<listOptionValue builtIn="false" value="../Drivers/CMSIS/Include"/>
<listOptionValue builtIn="false" value="../App"/>
<listOptionValue builtIn="false" value="../Library/STM32_USB_Device_Library/Core/Inc"/>
<listOptionValue builtIn="false" value="../Library/FatFS"/>
<listOptionValue builtIn="false" value="../USB_DEVICE/App"/>
<listOptionValue builtIn="false" value="../USB_DEVICE/Target"/>
<listOptionValue builtIn="false" value="../../../../Source"/>
<listOptionValue builtIn="false" value="../../../../Source/ARMCM4_STM32F3"/>
<listOptionValue builtIn="false" value="../../../../Source/third_party/fatfs/src"/>
</option>
<inputType id="com.st.stm32cube.ide.mcu.gnu.managedbuild.tool.c.compiler.input.c.1605971816" superClass="com.st.stm32cube.ide.mcu.gnu.managedbuild.tool.c.compiler.input.c"/>
</tool>

4
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/.mxproject
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File diff suppressed because one or more lines are too long

38
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/.project
View File

@ -38,7 +38,7 @@
</linkedResources>
<filteredResources>
<filter>
<id>1686569576442</id>
<id>1686649539105</id>
<name>Loader</name>
<type>9</type>
<matcher>
@ -46,6 +46,15 @@
<arguments>1.0-name-matches-false-false-ARMCM4_STM32F3</arguments>
</matcher>
</filter>
<filter>
<id>1686649539109</id>
<name>Loader</name>
<type>9</type>
<matcher>
<id>org.eclipse.ui.ide.multiFilter</id>
<arguments>1.0-name-matches-false-false-third_party</arguments>
</matcher>
</filter>
<filter>
<id>1686569589593</id>
<name>Loader/ARMCM4_STM32F3</name>
@ -55,6 +64,33 @@
<arguments>1.0-name-matches-false-false-GCC</arguments>
</matcher>
</filter>
<filter>
<id>1686649554358</id>
<name>Loader/third_party</name>
<type>9</type>
<matcher>
<id>org.eclipse.ui.ide.multiFilter</id>
<arguments>1.0-name-matches-false-false-fatfs</arguments>
</matcher>
</filter>
<filter>
<id>1686649567497</id>
<name>Loader/third_party/fatfs</name>
<type>9</type>
<matcher>
<id>org.eclipse.ui.ide.multiFilter</id>
<arguments>1.0-name-matches-false-false-src</arguments>
</matcher>
</filter>
<filter>
<id>1686649590858</id>
<name>Loader/third_party/fatfs/src/option</name>
<type>5</type>
<matcher>
<id>org.eclipse.ui.ide.multiFilter</id>
<arguments>1.0-name-matches-false-false-unicode.c</arguments>
</matcher>
</filter>
</filteredResources>
<variableList>
<variable>

4
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/.settings/language.settings.xml
View File

@ -5,7 +5,7 @@
<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
<provider class="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" console="false" env-hash="-804685279247832828" id="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" keep-relative-paths="false" name="MCU ARM GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<provider class="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" console="false" env-hash="-666769791631151900" id="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" keep-relative-paths="false" name="MCU ARM GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<language-scope id="org.eclipse.cdt.core.gcc"/>
<language-scope id="org.eclipse.cdt.core.g++"/>
</provider>
@ -16,7 +16,7 @@
<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
<provider class="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" console="false" env-hash="-804685279247832828" id="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" keep-relative-paths="false" name="MCU ARM GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<provider class="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" console="false" env-hash="-666769791631151900" id="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" keep-relative-paths="false" name="MCU ARM GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<language-scope id="org.eclipse.cdt.core.gcc"/>
<language-scope id="org.eclipse.cdt.core.g++"/>
</provider>

36
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/App/blt_conf.h
View File

@ -117,6 +117,42 @@
#define BOOT_COM_USB_RX_MAX_DATA (63)
/****************************************************************************************
* F I L E S Y S T E M I N T E R F A C E C O N F I G U R A T I O N
****************************************************************************************/
/* The file system interface is selected by setting the BOOT_FILE_SYS_ENABLE configurable
* to 1. This enables support for firmware updates from a file stored on a locally
* attached file system such as an SD-card. Note that this interface can be enabled
* together with one of the remote communication interfaces such as UART, CAN or USB.
*
* Set BOOT_FILE_LOGGING_ENABLE to 1 if you would like log messages to be created during
* a firmware update. The hook function FileFirmwareUpdateLogHook() will be called each
* time a new string formatted log entry is available. This could be used during testing
* by outputting the string on UART or to create a log file on the file system itself.
*
* Set BOOT_FILE_ERROR_HOOK_ENABLE to 1 if you would like to be informed in case an error
* occurs during the firmware update. This could for example be used to turn on an error
* LED to inform the user that something went wrong. Inspecting the log messages provides
* additional information on the error cause.
*
* Set BOOT_FILE_STARTED_HOOK_ENABLE to 1 if you would like to be informed when a new
* firmware update is started by the bootloader.
*
* Set BOOT_FILE_COMPLETED_HOOK_ENABLE to 1 if you would like to be informed when a
* firmware update is completed by the bootloader.
*/
/** \brief Enable/disable support for firmware updates from a locally attached storage.*/
#define BOOT_FILE_SYS_ENABLE (1)
/** \brief Enable/disable logging messages during firmware updates. */
#define BOOT_FILE_LOGGING_ENABLE (1)
/** \brief Enable/disable a hook function that is called upon detection of an error. */
#define BOOT_FILE_ERROR_HOOK_ENABLE (1)
/** \brief Enable/disable a hook function that is called at the start of the update. */
#define BOOT_FILE_STARTED_HOOK_ENABLE (1)
/** \brief Enable/disable a hook function that is called at the end of the update. */
#define BOOT_FILE_COMPLETED_HOOK_ENABLE (1)
/****************************************************************************************
* B A C K D O O R E N T R Y C O N F I G U R A T I O N
****************************************************************************************/

17
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/App/flash_layout.c
View File

@ -53,7 +53,22 @@ static const tFlashSector flashLayout[] =
/* { 0x08006800, 0x00800 }, flash sector 13 - 2kb (reserved for bootloader)*/
/* { 0x08007000, 0x00800 }, flash sector 14 - 2kb (reserved for bootloader)*/
/* { 0x08007800, 0x00800 }, flash sector 15 - 2kb (reserved for bootloader)*/
{ 0x08008000, 0x08000 }, /* flash sectors 16 to 31 - 32kb */
/* { 0x08008000, 0x00800 }, flash sector 16 - 2kb (reserved for bootloader)*/
/* { 0x08008800, 0x00800 }, flash sector 17 - 2kb (reserved for bootloader)*/
/* { 0x08009000, 0x00800 }, flash sector 18 - 2kb (reserved for bootloader)*/
/* { 0x08009800, 0x00800 }, flash sector 19 - 2kb (reserved for bootloader)*/
{ 0x0800A000, 0x00800 }, /* flash sector 20 - 2kb */
{ 0x0800A800, 0x00800 }, /* flash sector 21 - 2kb */
{ 0x0800B000, 0x00800 }, /* flash sector 22 - 2kb */
{ 0x0800B800, 0x00800 }, /* flash sector 23 - 2kb */
{ 0x0800C000, 0x00800 }, /* flash sector 24 - 2kb */
{ 0x0800C800, 0x00800 }, /* flash sector 25 - 2kb */
{ 0x0800D000, 0x00800 }, /* flash sector 26 - 2kb */
{ 0x0800D800, 0x00800 }, /* flash sector 27 - 2kb */
{ 0x0800E000, 0x00800 }, /* flash sector 28 - 2kb */
{ 0x0800E800, 0x00800 }, /* flash sector 29 - 2kb */
{ 0x0800F000, 0x00800 }, /* flash sector 30 - 2kb */
{ 0x0800F800, 0x00800 }, /* flash sector 31 - 2kb */
{ 0x08010000, 0x08000 }, /* flash sectors 32 to 47 - 32kb */
{ 0x08018000, 0x08000 }, /* flash sectors 48 to 63 - 32kb */
{ 0x08020000, 0x08000 }, /* flash sectors 64 to 79 - 32kb */

162
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/App/hooks.c
View File

@ -300,6 +300,168 @@ blt_bool NvmWriteChecksumHook(void)
#endif /* BOOT_NVM_CHECKSUM_HOOKS_ENABLE > 0 */
/****************************************************************************************
* F I L E S Y S T E M I N T E R F A C E H O O K F U N C T I O N S
****************************************************************************************/
#if (BOOT_FILE_SYS_ENABLE > 0)
/****************************************************************************************
* Constant data declarations
****************************************************************************************/
/** \brief Firmware filename. */
static const blt_char firmwareFilename[] = "/demoprog_olimexino_stm32f3.srec";
/****************************************************************************************
* Local data declarations
****************************************************************************************/
#if (BOOT_FILE_LOGGING_ENABLE > 0)
/** \brief Data structure for grouping log-file related information. */
static struct
{
FIL handle; /**< FatFS handle to the log-file. */
blt_bool canUse; /**< Flag to indicate if the log-file can be used. */
} logfile;
#endif
/************************************************************************************//**
** \brief Callback that gets called to check whether a firmware update from
** local file storage should be started. This could for example be when
** a switch is pressed, when a certain file is found on the local file
** storage, etc.
** \return BLT_TRUE if a firmware update is requested, BLT_FALSE otherwise.
**
****************************************************************************************/
blt_bool FileIsFirmwareUpdateRequestedHook(void)
{
FILINFO fileInfoObject = { 0 }; /* needs to be zeroed according to f_stat docs */;
/* Current example implementation looks for a predetermined firmware file on the
* SD-card. If the SD-card is accessible and the firmware file was found the firmware
* update is started. When successfully completed, the firmware file is deleted.
* During the firmware update, progress information is written to a file called
* bootlog.txt and additionally outputted on UART @57600 bps for debugging purposes.
*/
/* check if firmware file is present and SD-card is accessible */
if (f_stat(firmwareFilename, &fileInfoObject) == FR_OK)
{
/* check if the filesize is valid and that it is not a directory */
if ( (fileInfoObject.fsize > 0) && (!(fileInfoObject.fattrib & AM_DIR)) )
{
/* all conditions are met to start a firmware update from local file storage */
return BLT_TRUE;
}
}
/* still here so no firmware update request is pending */
return BLT_FALSE;
} /*** end of FileIsFirmwareUpdateRequestedHook ***/
/************************************************************************************//**
** \brief Callback to obtain the filename of the firmware file that should be
** used during the firmware update from the local file storage. This
** hook function is called at the beginning of the firmware update from
** local storage sequence.
** \return valid firmware filename with full path or BLT_NULL.
**
****************************************************************************************/
const blt_char *FileGetFirmwareFilenameHook(void)
{
return firmwareFilename;
} /*** end of FileGetFirmwareFilenameHook ***/
#if (BOOT_FILE_STARTED_HOOK_ENABLE > 0)
/************************************************************************************//**
** \brief Callback that gets called to inform the application that a firmware
** update from local storage just started.
** \return none.
**
****************************************************************************************/
void FileFirmwareUpdateStartedHook(void)
{
#if (BOOT_FILE_LOGGING_ENABLE > 0)
/* create/overwrite the logfile */
logfile.canUse = BLT_FALSE;
if (f_open(&logfile.handle, "/bootlog.txt", FA_CREATE_ALWAYS | FA_WRITE) == FR_OK)
{
logfile.canUse = BLT_TRUE;
}
#endif
} /*** end of FileFirmwareUpdateStartedHook ***/
#endif /* BOOT_FILE_STARTED_HOOK_ENABLE > 0 */
#if (BOOT_FILE_COMPLETED_HOOK_ENABLE > 0)
/************************************************************************************//**
** \brief Callback that gets called to inform the application that a firmware
** update was successfully completed.
** \return none.
**
****************************************************************************************/
void FileFirmwareUpdateCompletedHook(void)
{
#if (BOOT_FILE_LOGGING_ENABLE > 0)
/* close the log file */
if (logfile.canUse == BLT_TRUE)
{
f_close(&logfile.handle);
}
/* now delete the firmware file from the disk since the update was successful */
f_unlink(firmwareFilename);
#endif
} /*** end of FileFirmwareUpdateCompletedHook ***/
#endif /* BOOT_FILE_COMPLETED_HOOK_ENABLE > 0 */
#if (BOOT_FILE_ERROR_HOOK_ENABLE > 0)
/************************************************************************************//**
** \brief Callback that gets called in case an error occurred during a firmware
** update. Refer to <file.h> for a list of available error codes.
** \return none.
**
****************************************************************************************/
void FileFirmwareUpdateErrorHook(blt_int8u error_code)
{
#if (BOOT_FILE_LOGGING_ENABLE > 0)
/* error detected which stops the firmware update, so close the log file */
if (logfile.canUse == BLT_TRUE)
{
f_close(&logfile.handle);
}
#endif
} /*** end of FileFirmwareUpdateErrorHook ***/
#endif /* BOOT_FILE_ERROR_HOOK_ENABLE > 0 */
#if (BOOT_FILE_LOGGING_ENABLE > 0)
/************************************************************************************//**
** \brief Callback that gets called each time new log information becomes
** available during a firmware update.
** \param info_string Pointer to a character array with the log entry info.
** \return none.
**
****************************************************************************************/
void FileFirmwareUpdateLogHook(blt_char *info_string)
{
/* write the string to the log file */
if (logfile.canUse == BLT_TRUE)
{
if (f_puts(info_string, &logfile.handle) < 0)
{
logfile.canUse = BLT_FALSE;
f_close(&logfile.handle);
}
}
} /*** end of FileFirmwareUpdateLogHook ***/
#endif /* BOOT_FILE_LOGGING_ENABLE > 0 */
#endif /* BOOT_FILE_SYS_ENABLE > 0 */
/****************************************************************************************
* S E E D / K E Y S E C U R I T Y H O O K F U N C T I O N S
****************************************************************************************/

47
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/Boot.ioc
View File

@ -11,29 +11,35 @@ CAN.IPParameters=CalculateTimeQuantum,CalculateTimeBit,CalculateBaudRate,BS1,BS2
CAN.NART=ENABLE
CAN.Prescaler=8
File.Version=6
GPIO.groupedBy=Group By Peripherals
KeepUserPlacement=false
Mcu.CPN=STM32F303RCT6
Mcu.Family=STM32F3
Mcu.IP0=CAN
Mcu.IP1=NVIC
Mcu.IP2=RCC
Mcu.IP3=USART3
Mcu.IP4=USB
Mcu.IPNb=5
Mcu.IP3=SPI2
Mcu.IP4=USART3
Mcu.IP5=USB
Mcu.IPNb=6
Mcu.Name=STM32F303R(B-C)Tx
Mcu.Package=LQFP64
Mcu.Pin0=PF0-OSC_IN
Mcu.Pin1=PF1-OSC_OUT
Mcu.Pin10=PB9
Mcu.Pin10=PA12
Mcu.Pin11=PC12
Mcu.Pin12=PD2
Mcu.Pin13=PB8
Mcu.Pin14=PB9
Mcu.Pin2=PA0
Mcu.Pin3=PA5
Mcu.Pin4=PB10
Mcu.Pin5=PB11
Mcu.Pin6=PA11
Mcu.Pin7=PA12
Mcu.Pin8=PC12
Mcu.Pin9=PB8
Mcu.PinsNb=11
Mcu.Pin6=PB13
Mcu.Pin7=PB14
Mcu.Pin8=PB15
Mcu.Pin9=PA11
Mcu.PinsNb=15
Mcu.ThirdPartyNb=0
Mcu.UserConstants=
Mcu.UserName=STM32F303RCTx
@ -66,6 +72,15 @@ PB10.Signal=USART3_TX
PB11.Locked=true
PB11.Mode=Asynchronous
PB11.Signal=USART3_RX
PB13.Locked=true
PB13.Mode=Full_Duplex_Master
PB13.Signal=SPI2_SCK
PB14.Locked=true
PB14.Mode=Full_Duplex_Master
PB14.Signal=SPI2_MISO
PB15.Locked=true
PB15.Mode=Full_Duplex_Master
PB15.Signal=SPI2_MOSI
PB8.Locked=true
PB8.Mode=CAN_Activate
PB8.Signal=CAN_RX
@ -75,6 +90,10 @@ PC12.GPIOParameters=PinState
PC12.Locked=true
PC12.PinState=GPIO_PIN_SET
PC12.Signal=GPIO_Output
PD2.GPIOParameters=GPIO_Speed
PD2.GPIO_Speed=GPIO_SPEED_FREQ_HIGH
PD2.Locked=true
PD2.Signal=GPIO_Output
PF0-OSC_IN.Mode=HSE-External-Oscillator
PF0-OSC_IN.Signal=RCC_OSC_IN
PF1-OSC_OUT.Mode=HSE-External-Oscillator
@ -107,7 +126,7 @@ ProjectManager.StackSize=0x1000
ProjectManager.TargetToolchain=STM32CubeIDE
ProjectManager.ToolChainLocation=
ProjectManager.UnderRoot=true
ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-LL-false,2-MX_GPIO_Init-GPIO-false-LL-true,3-MX_CAN_Init-CAN-true-HAL-false,4-MX_USART3_UART_Init-USART3-false-LL-true,5-MX_USB_PCD_Init-USB-true-HAL-false
ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-LL-false,2-MX_GPIO_Init-GPIO-false-LL-true,3-MX_CAN_Init-CAN-true-HAL-false,4-MX_USART3_UART_Init-USART3-false-LL-true,5-MX_USB_PCD_Init-USB-true-HAL-false,6-MX_SPI2_Init-SPI2-true-LL-false
RCC.ADC12outputFreq_Value=72000000
RCC.ADC34outputFreq_Value=72000000
RCC.AHBFreq_Value=72000000
@ -149,6 +168,14 @@ RCC.USART2Freq_Value=36000000
RCC.USART3Freq_Value=36000000
RCC.USBFreq_Value=48000000
RCC.VCOOutput2Freq_Value=8000000
SPI2.BaudRatePrescaler=SPI_BAUDRATEPRESCALER_2
SPI2.CalculateBaudRate=18.0 MBits/s
SPI2.DataSize=SPI_DATASIZE_8BIT
SPI2.Direction=SPI_DIRECTION_2LINES
SPI2.IPParameters=VirtualType,Mode,Direction,CalculateBaudRate,DataSize,NSSPMode,BaudRatePrescaler
SPI2.Mode=SPI_MODE_MASTER
SPI2.NSSPMode=SPI_NSS_PULSE_DISABLE
SPI2.VirtualType=VM_MASTER
USART3.BaudRate=57600
USART3.IPParameters=VirtualMode-Asynchronous,BaudRate
USART3.VirtualMode-Asynchronous=VM_ASYNC

2
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/Core/Inc/main.h
View File

@ -36,6 +36,7 @@ extern "C" {
#include "stm32f3xx_ll_utils.h"
#include "stm32f3xx_ll_pwr.h"
#include "stm32f3xx_ll_dma.h"
#include "stm32f3xx_ll_spi.h"
#include "stm32f3xx_ll_usart.h"
#include "stm32f3xx_ll_gpio.h"
@ -63,6 +64,7 @@ extern "C" {
void Error_Handler(void);
void MX_CAN_Init(void);
void MX_USB_PCD_Init(void);
void MX_SPI2_Init(void);
/* USER CODE BEGIN EFP */

70
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/Core/Src/main.c
View File

@ -192,6 +192,64 @@ void MX_CAN_Init(void)
}
/**
* @brief SPI2 Initialization Function
* @param None
* @retval None
*/
void MX_SPI2_Init(void)
{
/* USER CODE BEGIN SPI2_Init 0 */
/* Note that this function is generated but not actually used. The FatFS port handles
* the SPI initialization.
*/
/* USER CODE END SPI2_Init 0 */
LL_SPI_InitTypeDef SPI_InitStruct = {0};
LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
/* Peripheral clock enable */
LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_SPI2);
LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOB);
/**SPI2 GPIO Configuration
PB13 ------> SPI2_SCK
PB14 ------> SPI2_MISO
PB15 ------> SPI2_MOSI
*/
GPIO_InitStruct.Pin = LL_GPIO_PIN_13|LL_GPIO_PIN_14|LL_GPIO_PIN_15;
GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE;
GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
GPIO_InitStruct.Alternate = LL_GPIO_AF_5;
LL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/* USER CODE BEGIN SPI2_Init 1 */
/* USER CODE END SPI2_Init 1 */
/* SPI2 parameter configuration*/
SPI_InitStruct.TransferDirection = LL_SPI_FULL_DUPLEX;
SPI_InitStruct.Mode = LL_SPI_MODE_MASTER;
SPI_InitStruct.DataWidth = LL_SPI_DATAWIDTH_8BIT;
SPI_InitStruct.ClockPolarity = LL_SPI_POLARITY_LOW;
SPI_InitStruct.ClockPhase = LL_SPI_PHASE_1EDGE;
SPI_InitStruct.NSS = LL_SPI_NSS_SOFT;
SPI_InitStruct.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV2;
SPI_InitStruct.BitOrder = LL_SPI_MSB_FIRST;
SPI_InitStruct.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE;
SPI_InitStruct.CRCPoly = 7;
LL_SPI_Init(SPI2, &SPI_InitStruct);
LL_SPI_SetStandard(SPI2, LL_SPI_PROTOCOL_MOTOROLA);
LL_SPI_DisableNSSPulseMgt(SPI2);
/* USER CODE BEGIN SPI2_Init 2 */
/* USER CODE END SPI2_Init 2 */
}
/**
* @brief USART3 Initialization Function
* @param None
@ -293,10 +351,14 @@ static void MX_GPIO_Init(void)
LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOA);
LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOB);
LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOC);
LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOD);
/**/
LL_GPIO_ResetOutputPin(GPIOA, LL_GPIO_PIN_5);
/**/
LL_GPIO_ResetOutputPin(GPIOD, LL_GPIO_PIN_2);
/**/
LL_GPIO_SetOutputPin(GPIOC, LL_GPIO_PIN_12);
@ -322,6 +384,14 @@ static void MX_GPIO_Init(void)
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
LL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/**/
GPIO_InitStruct.Pin = LL_GPIO_PIN_2;
GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT;
GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
LL_GPIO_Init(GPIOD, &GPIO_InitStruct);
}
/* USER CODE BEGIN 4 */

4
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/Core/Src/stm32f3xx_hal_msp.c
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@ -235,13 +235,17 @@ void HAL_MspDeInit(void)
LL_GPIO_ResetOutputPin(GPIOA, LL_GPIO_PIN_5);
/* Deinit used GPIOs, except GPIOC to make sure USB DISC (PC12) stays high. */
LL_GPIO_DeInit(GPIOD);
LL_GPIO_DeInit(GPIOB);
LL_GPIO_DeInit(GPIOA);
/* UART clock disable. */
LL_APB1_GRP1_DisableClock(LL_APB1_GRP1_PERIPH_USART3);
/* SPI clock disable. */
LL_APB1_GRP1_DisableClock(LL_APB1_GRP1_PERIPH_SPI2);
/* GPIO ports clock disable, except GPIOC to make sure USB DISC (PC12) stays high. */
LL_AHB1_GRP1_DisableClock(LL_AHB1_GRP1_PERIPH_GPIOD);
LL_AHB1_GRP1_DisableClock(LL_AHB1_GRP1_PERIPH_GPIOB);
LL_AHB1_GRP1_DisableClock(LL_AHB1_GRP1_PERIPH_GPIOA);

3805
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/Debug/openblt_olimexino_stm32f3.srec
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2252
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/Drivers/STM32F3xx_HAL_Driver/Inc/stm32f3xx_ll_spi.h Normal file
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640
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/Drivers/STM32F3xx_HAL_Driver/Src/stm32f3xx_ll_spi.c Normal file
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@ -0,0 +1,640 @@
/**
******************************************************************************
* @file stm32f3xx_ll_spi.c
* @author MCD Application Team
* @brief SPI LL module driver.
******************************************************************************
* @attention
*
* Copyright (c) 2016 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
#if defined(USE_FULL_LL_DRIVER)
/* Includes ------------------------------------------------------------------*/
#include "stm32f3xx_ll_spi.h"
#include "stm32f3xx_ll_bus.h"
#include "stm32f3xx_ll_rcc.h"
#ifdef USE_FULL_ASSERT
#include "stm32_assert.h"
#else
#define assert_param(expr) ((void)0U)
#endif /* USE_FULL_ASSERT */
/** @addtogroup STM32F3xx_LL_Driver
* @{
*/
#if defined (SPI1) || defined (SPI2) || defined (SPI3) || defined (SPI4)
/** @addtogroup SPI_LL
* @{
*/
/* Private types -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private constants ---------------------------------------------------------*/
/** @defgroup SPI_LL_Private_Constants SPI Private Constants
* @{
*/
/* SPI registers Masks */
#define SPI_CR1_CLEAR_MASK (SPI_CR1_CPHA | SPI_CR1_CPOL | SPI_CR1_MSTR | \
SPI_CR1_BR | SPI_CR1_LSBFIRST | SPI_CR1_SSI | \
SPI_CR1_SSM | SPI_CR1_RXONLY | SPI_CR1_CRCL | \
SPI_CR1_CRCNEXT | SPI_CR1_CRCEN | SPI_CR1_BIDIOE | \
SPI_CR1_BIDIMODE)
/**
* @}
*/
/* Private macros ------------------------------------------------------------*/
/** @defgroup SPI_LL_Private_Macros SPI Private Macros
* @{
*/
#define IS_LL_SPI_TRANSFER_DIRECTION(__VALUE__) (((__VALUE__) == LL_SPI_FULL_DUPLEX) \
|| ((__VALUE__) == LL_SPI_SIMPLEX_RX) \
|| ((__VALUE__) == LL_SPI_HALF_DUPLEX_RX) \
|| ((__VALUE__) == LL_SPI_HALF_DUPLEX_TX))
#define IS_LL_SPI_MODE(__VALUE__) (((__VALUE__) == LL_SPI_MODE_MASTER) \
|| ((__VALUE__) == LL_SPI_MODE_SLAVE))
#define IS_LL_SPI_DATAWIDTH(__VALUE__) (((__VALUE__) == LL_SPI_DATAWIDTH_4BIT) \
|| ((__VALUE__) == LL_SPI_DATAWIDTH_5BIT) \
|| ((__VALUE__) == LL_SPI_DATAWIDTH_6BIT) \
|| ((__VALUE__) == LL_SPI_DATAWIDTH_7BIT) \
|| ((__VALUE__) == LL_SPI_DATAWIDTH_8BIT) \
|| ((__VALUE__) == LL_SPI_DATAWIDTH_9BIT) \
|| ((__VALUE__) == LL_SPI_DATAWIDTH_10BIT) \
|| ((__VALUE__) == LL_SPI_DATAWIDTH_11BIT) \
|| ((__VALUE__) == LL_SPI_DATAWIDTH_12BIT) \
|| ((__VALUE__) == LL_SPI_DATAWIDTH_13BIT) \
|| ((__VALUE__) == LL_SPI_DATAWIDTH_14BIT) \
|| ((__VALUE__) == LL_SPI_DATAWIDTH_15BIT) \
|| ((__VALUE__) == LL_SPI_DATAWIDTH_16BIT))
#define IS_LL_SPI_POLARITY(__VALUE__) (((__VALUE__) == LL_SPI_POLARITY_LOW) \
|| ((__VALUE__) == LL_SPI_POLARITY_HIGH))
#define IS_LL_SPI_PHASE(__VALUE__) (((__VALUE__) == LL_SPI_PHASE_1EDGE) \
|| ((__VALUE__) == LL_SPI_PHASE_2EDGE))
#define IS_LL_SPI_NSS(__VALUE__) (((__VALUE__) == LL_SPI_NSS_SOFT) \
|| ((__VALUE__) == LL_SPI_NSS_HARD_INPUT) \
|| ((__VALUE__) == LL_SPI_NSS_HARD_OUTPUT))
#define IS_LL_SPI_BAUDRATE(__VALUE__) (((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV2) \
|| ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV4) \
|| ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV8) \
|| ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV16) \
|| ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV32) \
|| ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV64) \
|| ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV128) \
|| ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV256))
#define IS_LL_SPI_BITORDER(__VALUE__) (((__VALUE__) == LL_SPI_LSB_FIRST) \
|| ((__VALUE__) == LL_SPI_MSB_FIRST))
#define IS_LL_SPI_CRCCALCULATION(__VALUE__) (((__VALUE__) == LL_SPI_CRCCALCULATION_ENABLE) \
|| ((__VALUE__) == LL_SPI_CRCCALCULATION_DISABLE))
#define IS_LL_SPI_CRC_POLYNOMIAL(__VALUE__) ((__VALUE__) >= 0x1U)
/**
* @}
*/
/* Private function prototypes -----------------------------------------------*/
/* Exported functions --------------------------------------------------------*/
/** @addtogroup SPI_LL_Exported_Functions
* @{
*/
/** @addtogroup SPI_LL_EF_Init
* @{
*/
/**
* @brief De-initialize the SPI registers to their default reset values.
* @param SPIx SPI Instance
* @retval An ErrorStatus enumeration value:
* - SUCCESS: SPI registers are de-initialized
* - ERROR: SPI registers are not de-initialized
*/
ErrorStatus LL_SPI_DeInit(SPI_TypeDef *SPIx)
{
ErrorStatus status = ERROR;
/* Check the parameters */
assert_param(IS_SPI_ALL_INSTANCE(SPIx));
#if defined(SPI1)
if (SPIx == SPI1)
{
/* Force reset of SPI clock */
LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_SPI1);
/* Release reset of SPI clock */
LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_SPI1);
status = SUCCESS;
}
#endif /* SPI1 */
#if defined(SPI2)
if (SPIx == SPI2)
{
/* Force reset of SPI clock */
LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_SPI2);
/* Release reset of SPI clock */
LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_SPI2);
status = SUCCESS;
}
#endif /* SPI2 */
#if defined(SPI3)
if (SPIx == SPI3)
{
/* Force reset of SPI clock */
LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_SPI3);
/* Release reset of SPI clock */
LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_SPI3);
status = SUCCESS;
}
#endif /* SPI3 */
#if defined(SPI4)
if (SPIx == SPI4)
{
/* Force reset of SPI clock */
LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_SPI4);
/* Release reset of SPI clock */
LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_SPI4);
status = SUCCESS;
}
#endif /* SPI4 */
return status;
}
/**
* @brief Initialize the SPI registers according to the specified parameters in SPI_InitStruct.
* @note As some bits in SPI configuration registers can only be written when the SPI is disabled (SPI_CR1_SPE bit =0),
* SPI peripheral should be in disabled state prior calling this function. Otherwise, ERROR result will be returned.
* @param SPIx SPI Instance
* @param SPI_InitStruct pointer to a @ref LL_SPI_InitTypeDef structure
* @retval An ErrorStatus enumeration value. (Return always SUCCESS)
*/
ErrorStatus LL_SPI_Init(SPI_TypeDef *SPIx, LL_SPI_InitTypeDef *SPI_InitStruct)
{
ErrorStatus status = ERROR;
/* Check the SPI Instance SPIx*/
assert_param(IS_SPI_ALL_INSTANCE(SPIx));
/* Check the SPI parameters from SPI_InitStruct*/
assert_param(IS_LL_SPI_TRANSFER_DIRECTION(SPI_InitStruct->TransferDirection));
assert_param(IS_LL_SPI_MODE(SPI_InitStruct->Mode));
assert_param(IS_LL_SPI_DATAWIDTH(SPI_InitStruct->DataWidth));
assert_param(IS_LL_SPI_POLARITY(SPI_InitStruct->ClockPolarity));
assert_param(IS_LL_SPI_PHASE(SPI_InitStruct->ClockPhase));
assert_param(IS_LL_SPI_NSS(SPI_InitStruct->NSS));
assert_param(IS_LL_SPI_BAUDRATE(SPI_InitStruct->BaudRate));
assert_param(IS_LL_SPI_BITORDER(SPI_InitStruct->BitOrder));
assert_param(IS_LL_SPI_CRCCALCULATION(SPI_InitStruct->CRCCalculation));
if (LL_SPI_IsEnabled(SPIx) == 0x00000000U)
{
/*---------------------------- SPIx CR1 Configuration ------------------------
* Configure SPIx CR1 with parameters:
* - TransferDirection: SPI_CR1_BIDIMODE, SPI_CR1_BIDIOE and SPI_CR1_RXONLY bits
* - Master/Slave Mode: SPI_CR1_MSTR bit
* - ClockPolarity: SPI_CR1_CPOL bit
* - ClockPhase: SPI_CR1_CPHA bit
* - NSS management: SPI_CR1_SSM bit
* - BaudRate prescaler: SPI_CR1_BR[2:0] bits
* - BitOrder: SPI_CR1_LSBFIRST bit
* - CRCCalculation: SPI_CR1_CRCEN bit
*/
MODIFY_REG(SPIx->CR1,
SPI_CR1_CLEAR_MASK,
SPI_InitStruct->TransferDirection | SPI_InitStruct->Mode |
SPI_InitStruct->ClockPolarity | SPI_InitStruct->ClockPhase |
SPI_InitStruct->NSS | SPI_InitStruct->BaudRate |
SPI_InitStruct->BitOrder | SPI_InitStruct->CRCCalculation);
/*---------------------------- SPIx CR2 Configuration ------------------------
* Configure SPIx CR2 with parameters:
* - DataWidth: DS[3:0] bits
* - NSS management: SSOE bit
*/
MODIFY_REG(SPIx->CR2,
SPI_CR2_DS | SPI_CR2_SSOE,
SPI_InitStruct->DataWidth | (SPI_InitStruct->NSS >> 16U));
/* Set Rx FIFO to Quarter (1 Byte) in case of 8 Bits mode. No DataPacking by default */
if (SPI_InitStruct->DataWidth < LL_SPI_DATAWIDTH_9BIT)
{
LL_SPI_SetRxFIFOThreshold(SPIx, LL_SPI_RX_FIFO_TH_QUARTER);
}
/*---------------------------- SPIx CRCPR Configuration ----------------------
* Configure SPIx CRCPR with parameters:
* - CRCPoly: CRCPOLY[15:0] bits
*/
if (SPI_InitStruct->CRCCalculation == LL_SPI_CRCCALCULATION_ENABLE)
{
assert_param(IS_LL_SPI_CRC_POLYNOMIAL(SPI_InitStruct->CRCPoly));
LL_SPI_SetCRCPolynomial(SPIx, SPI_InitStruct->CRCPoly);
}
status = SUCCESS;
}
#if defined (SPI_I2S_SUPPORT)
/* Activate the SPI mode (Reset I2SMOD bit in I2SCFGR register) */
CLEAR_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SMOD);
#endif /* SPI_I2S_SUPPORT */
return status;
}
/**
* @brief Set each @ref LL_SPI_InitTypeDef field to default value.
* @param SPI_InitStruct pointer to a @ref LL_SPI_InitTypeDef structure
* whose fields will be set to default values.
* @retval None
*/
void LL_SPI_StructInit(LL_SPI_InitTypeDef *SPI_InitStruct)
{
/* Set SPI_InitStruct fields to default values */
SPI_InitStruct->TransferDirection = LL_SPI_FULL_DUPLEX;
SPI_InitStruct->Mode = LL_SPI_MODE_SLAVE;
SPI_InitStruct->DataWidth = LL_SPI_DATAWIDTH_8BIT;
SPI_InitStruct->ClockPolarity = LL_SPI_POLARITY_LOW;
SPI_InitStruct->ClockPhase = LL_SPI_PHASE_1EDGE;
SPI_InitStruct->NSS = LL_SPI_NSS_HARD_INPUT;
SPI_InitStruct->BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV2;
SPI_InitStruct->BitOrder = LL_SPI_MSB_FIRST;
SPI_InitStruct->CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE;
SPI_InitStruct->CRCPoly = 7U;
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#if defined(SPI_I2S_SUPPORT)
/** @addtogroup I2S_LL
* @{
*/
/* Private types -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private constants ---------------------------------------------------------*/
/** @defgroup I2S_LL_Private_Constants I2S Private Constants
* @{
*/
/* I2S registers Masks */
#define I2S_I2SCFGR_CLEAR_MASK (SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN | \
SPI_I2SCFGR_CKPOL | SPI_I2SCFGR_I2SSTD | \
SPI_I2SCFGR_I2SCFG | SPI_I2SCFGR_I2SMOD )
#define I2S_I2SPR_CLEAR_MASK 0x0002U
/**
* @}
*/
/* Private macros ------------------------------------------------------------*/
/** @defgroup I2S_LL_Private_Macros I2S Private Macros
* @{
*/
#define IS_LL_I2S_DATAFORMAT(__VALUE__) (((__VALUE__) == LL_I2S_DATAFORMAT_16B) \
|| ((__VALUE__) == LL_I2S_DATAFORMAT_16B_EXTENDED) \
|| ((__VALUE__) == LL_I2S_DATAFORMAT_24B) \
|| ((__VALUE__) == LL_I2S_DATAFORMAT_32B))
#define IS_LL_I2S_CPOL(__VALUE__) (((__VALUE__) == LL_I2S_POLARITY_LOW) \
|| ((__VALUE__) == LL_I2S_POLARITY_HIGH))
#define IS_LL_I2S_STANDARD(__VALUE__) (((__VALUE__) == LL_I2S_STANDARD_PHILIPS) \
|| ((__VALUE__) == LL_I2S_STANDARD_MSB) \
|| ((__VALUE__) == LL_I2S_STANDARD_LSB) \
|| ((__VALUE__) == LL_I2S_STANDARD_PCM_SHORT) \
|| ((__VALUE__) == LL_I2S_STANDARD_PCM_LONG))
#define IS_LL_I2S_MODE(__VALUE__) (((__VALUE__) == LL_I2S_MODE_SLAVE_TX) \
|| ((__VALUE__) == LL_I2S_MODE_SLAVE_RX) \
|| ((__VALUE__) == LL_I2S_MODE_MASTER_TX) \
|| ((__VALUE__) == LL_I2S_MODE_MASTER_RX))
#define IS_LL_I2S_MCLK_OUTPUT(__VALUE__) (((__VALUE__) == LL_I2S_MCLK_OUTPUT_ENABLE) \
|| ((__VALUE__) == LL_I2S_MCLK_OUTPUT_DISABLE))
#define IS_LL_I2S_AUDIO_FREQ(__VALUE__) ((((__VALUE__) >= LL_I2S_AUDIOFREQ_8K) \
&& ((__VALUE__) <= LL_I2S_AUDIOFREQ_192K)) \
|| ((__VALUE__) == LL_I2S_AUDIOFREQ_DEFAULT))
#define IS_LL_I2S_PRESCALER_LINEAR(__VALUE__) ((__VALUE__) >= 0x2U)
#define IS_LL_I2S_PRESCALER_PARITY(__VALUE__) (((__VALUE__) == LL_I2S_PRESCALER_PARITY_EVEN) \
|| ((__VALUE__) == LL_I2S_PRESCALER_PARITY_ODD))
/**
* @}
*/
/* Private function prototypes -----------------------------------------------*/
/* Exported functions --------------------------------------------------------*/
/** @addtogroup I2S_LL_Exported_Functions
* @{
*/
/** @addtogroup I2S_LL_EF_Init
* @{
*/
/**
* @brief De-initialize the SPI/I2S registers to their default reset values.
* @param SPIx SPI Instance
* @retval An ErrorStatus enumeration value:
* - SUCCESS: SPI registers are de-initialized
* - ERROR: SPI registers are not de-initialized
*/
ErrorStatus LL_I2S_DeInit(SPI_TypeDef *SPIx)
{
return LL_SPI_DeInit(SPIx);
}
/**
* @brief Initializes the SPI/I2S registers according to the specified parameters in I2S_InitStruct.
* @note As some bits in SPI configuration registers can only be written when the SPI is disabled (SPI_CR1_SPE bit =0),
* SPI peripheral should be in disabled state prior calling this function. Otherwise, ERROR result will be returned.
* @param SPIx SPI Instance
* @param I2S_InitStruct pointer to a @ref LL_I2S_InitTypeDef structure
* @retval An ErrorStatus enumeration value:
* - SUCCESS: SPI registers are Initialized
* - ERROR: SPI registers are not Initialized
*/
ErrorStatus LL_I2S_Init(SPI_TypeDef *SPIx, LL_I2S_InitTypeDef *I2S_InitStruct)
{
uint32_t i2sdiv = 2U;
uint32_t i2sodd = 0U;
uint32_t packetlength = 1U;
uint32_t tmp;
#if !defined (SPI_I2S_FULLDUPLEX_SUPPORT)
LL_RCC_ClocksTypeDef rcc_clocks;
#endif /* SPI_I2S_FULLDUPLEX_SUPPORT */
uint32_t sourceclock;
ErrorStatus status = ERROR;
/* Check the I2S parameters */
assert_param(IS_I2S_ALL_INSTANCE(SPIx));
assert_param(IS_LL_I2S_MODE(I2S_InitStruct->Mode));
assert_param(IS_LL_I2S_STANDARD(I2S_InitStruct->Standard));
assert_param(IS_LL_I2S_DATAFORMAT(I2S_InitStruct->DataFormat));
assert_param(IS_LL_I2S_MCLK_OUTPUT(I2S_InitStruct->MCLKOutput));
assert_param(IS_LL_I2S_AUDIO_FREQ(I2S_InitStruct->AudioFreq));
assert_param(IS_LL_I2S_CPOL(I2S_InitStruct->ClockPolarity));
if (LL_I2S_IsEnabled(SPIx) == 0x00000000U)
{
/*---------------------------- SPIx I2SCFGR Configuration --------------------
* Configure SPIx I2SCFGR with parameters:
* - Mode: SPI_I2SCFGR_I2SCFG[1:0] bit
* - Standard: SPI_I2SCFGR_I2SSTD[1:0] and SPI_I2SCFGR_PCMSYNC bits
* - DataFormat: SPI_I2SCFGR_CHLEN and SPI_I2SCFGR_DATLEN bits
* - ClockPolarity: SPI_I2SCFGR_CKPOL bit
*/
/* Write to SPIx I2SCFGR */
MODIFY_REG(SPIx->I2SCFGR,
I2S_I2SCFGR_CLEAR_MASK,
I2S_InitStruct->Mode | I2S_InitStruct->Standard |
I2S_InitStruct->DataFormat | I2S_InitStruct->ClockPolarity |
SPI_I2SCFGR_I2SMOD);
/*---------------------------- SPIx I2SPR Configuration ----------------------
* Configure SPIx I2SPR with parameters:
* - MCLKOutput: SPI_I2SPR_MCKOE bit
* - AudioFreq: SPI_I2SPR_I2SDIV[7:0] and SPI_I2SPR_ODD bits
*/
/* If the requested audio frequency is not the default, compute the prescaler (i2sodd, i2sdiv)
* else, default values are used: i2sodd = 0U, i2sdiv = 2U.
*/
if (I2S_InitStruct->AudioFreq != LL_I2S_AUDIOFREQ_DEFAULT)
{
/* Check the frame length (For the Prescaler computing)
* Default value: LL_I2S_DATAFORMAT_16B (packetlength = 1U).
*/
if (I2S_InitStruct->DataFormat != LL_I2S_DATAFORMAT_16B)
{
/* Packet length is 32 bits */
packetlength = 2U;
}
#if defined (SPI_I2S_FULLDUPLEX_SUPPORT)
/* If an external I2S clock has to be used, the specific define should be set
in the project configuration or in the stm32f3xx_ll_rcc.h file */
/* Get the I2S source clock value */
sourceclock = LL_RCC_GetI2SClockFreq(LL_RCC_I2S_CLKSOURCE);
#else /* Case for STM32F373xC and STM32F378xx series */
/* I2S Clock source is System clock: Get System Clock frequency */
LL_RCC_GetSystemClocksFreq(&rcc_clocks);
if (SPIx == SPI1)
{
sourceclock = rcc_clocks.PCLK2_Frequency;
}
else /* SPI2 or SPI3 */
{
sourceclock = rcc_clocks.PCLK1_Frequency;
}
#endif /* SPI_I2S_FULLDUPLEX_SUPPORT */
/* Compute the Real divider depending on the MCLK output state with a floating point */
if (I2S_InitStruct->MCLKOutput == LL_I2S_MCLK_OUTPUT_ENABLE)
{
/* MCLK output is enabled */
tmp = (((((sourceclock / 256U) * 10U) / I2S_InitStruct->AudioFreq)) + 5U);
}
else
{
/* MCLK output is disabled */
tmp = (((((sourceclock / (32U * packetlength)) * 10U) / I2S_InitStruct->AudioFreq)) + 5U);
}
/* Remove the floating point */
tmp = tmp / 10U;
/* Check the parity of the divider */
i2sodd = (tmp & (uint16_t)0x0001U);
/* Compute the i2sdiv prescaler */
i2sdiv = ((tmp - i2sodd) / 2U);
/* Get the Mask for the Odd bit (SPI_I2SPR[8]) register */
i2sodd = (i2sodd << 8U);
}
/* Test if the divider is 1 or 0 or greater than 0xFF */
if ((i2sdiv < 2U) || (i2sdiv > 0xFFU))
{
/* Set the default values */
i2sdiv = 2U;
i2sodd = 0U;
}
/* Write to SPIx I2SPR register the computed value */
WRITE_REG(SPIx->I2SPR, i2sdiv | i2sodd | I2S_InitStruct->MCLKOutput);
status = SUCCESS;
}
return status;
}
/**
* @brief Set each @ref LL_I2S_InitTypeDef field to default value.
* @param I2S_InitStruct pointer to a @ref LL_I2S_InitTypeDef structure
* whose fields will be set to default values.
* @retval None
*/
void LL_I2S_StructInit(LL_I2S_InitTypeDef *I2S_InitStruct)
{
/*--------------- Reset I2S init structure parameters values -----------------*/
I2S_InitStruct->Mode = LL_I2S_MODE_SLAVE_TX;
I2S_InitStruct->Standard = LL_I2S_STANDARD_PHILIPS;
I2S_InitStruct->DataFormat = LL_I2S_DATAFORMAT_16B;
I2S_InitStruct->MCLKOutput = LL_I2S_MCLK_OUTPUT_DISABLE;
I2S_InitStruct->AudioFreq = LL_I2S_AUDIOFREQ_DEFAULT;
I2S_InitStruct->ClockPolarity = LL_I2S_POLARITY_LOW;
}
/**
* @brief Set linear and parity prescaler.
* @note To calculate value of PrescalerLinear(I2SDIV[7:0] bits) and PrescalerParity(ODD bit)\n
* Check Audio frequency table and formulas inside Reference Manual (SPI/I2S).
* @param SPIx SPI Instance
* @param PrescalerLinear value Min_Data=0x02 and Max_Data=0xFF.
* @param PrescalerParity This parameter can be one of the following values:
* @arg @ref LL_I2S_PRESCALER_PARITY_EVEN
* @arg @ref LL_I2S_PRESCALER_PARITY_ODD
* @retval None
*/
void LL_I2S_ConfigPrescaler(SPI_TypeDef *SPIx, uint32_t PrescalerLinear, uint32_t PrescalerParity)
{
/* Check the I2S parameters */
assert_param(IS_I2S_ALL_INSTANCE(SPIx));
assert_param(IS_LL_I2S_PRESCALER_LINEAR(PrescalerLinear));
assert_param(IS_LL_I2S_PRESCALER_PARITY(PrescalerParity));
/* Write to SPIx I2SPR */
MODIFY_REG(SPIx->I2SPR, SPI_I2SPR_I2SDIV | SPI_I2SPR_ODD, PrescalerLinear | (PrescalerParity << 8U));
}
#if defined (SPI_I2S_FULLDUPLEX_SUPPORT)
/**
* @brief Configures the full duplex mode for the I2Sx peripheral using its extension
* I2Sxext according to the specified parameters in the I2S_InitStruct.
* @note The structure pointed by I2S_InitStruct parameter should be the same
* used for the master I2S peripheral. In this case, if the master is
* configured as transmitter, the slave will be receiver and vice versa.
* Or you can force a different mode by modifying the field I2S_Mode to the
* value I2S_SlaveRx or I2S_SlaveTx independently of the master configuration.
* @param I2Sxext SPI Instance
* @param I2S_InitStruct pointer to a @ref LL_I2S_InitTypeDef structure
* @retval An ErrorStatus enumeration value:
* - SUCCESS: I2Sxext registers are Initialized
* - ERROR: I2Sxext registers are not Initialized
*/
ErrorStatus LL_I2S_InitFullDuplex(SPI_TypeDef *I2Sxext, LL_I2S_InitTypeDef *I2S_InitStruct)
{
uint32_t mode = 0U;
ErrorStatus status = ERROR;
/* Check the I2S parameters */
assert_param(IS_I2S_EXT_ALL_INSTANCE(I2Sxext));
assert_param(IS_LL_I2S_MODE(I2S_InitStruct->Mode));
assert_param(IS_LL_I2S_STANDARD(I2S_InitStruct->Standard));
assert_param(IS_LL_I2S_DATAFORMAT(I2S_InitStruct->DataFormat));
assert_param(IS_LL_I2S_CPOL(I2S_InitStruct->ClockPolarity));
if (LL_I2S_IsEnabled(I2Sxext) == 0x00000000U)
{
/*---------------------------- SPIx I2SCFGR Configuration --------------------
* Configure SPIx I2SCFGR with parameters:
* - Mode: SPI_I2SCFGR_I2SCFG[1:0] bit
* - Standard: SPI_I2SCFGR_I2SSTD[1:0] and SPI_I2SCFGR_PCMSYNC bits
* - DataFormat: SPI_I2SCFGR_CHLEN and SPI_I2SCFGR_DATLEN bits
* - ClockPolarity: SPI_I2SCFGR_CKPOL bit
*/
/* Reset I2SPR registers */
WRITE_REG(I2Sxext->I2SPR, I2S_I2SPR_CLEAR_MASK);
/* Get the mode to be configured for the extended I2S */
if ((I2S_InitStruct->Mode == LL_I2S_MODE_MASTER_TX) || (I2S_InitStruct->Mode == LL_I2S_MODE_SLAVE_TX))
{
mode = LL_I2S_MODE_SLAVE_RX;
}
else
{
if ((I2S_InitStruct->Mode == LL_I2S_MODE_MASTER_RX) || (I2S_InitStruct->Mode == LL_I2S_MODE_SLAVE_RX))
{
mode = LL_I2S_MODE_SLAVE_TX;
}
}
/* Write to SPIx I2SCFGR */
MODIFY_REG(I2Sxext->I2SCFGR,
I2S_I2SCFGR_CLEAR_MASK,
I2S_InitStruct->Standard |
I2S_InitStruct->DataFormat | I2S_InitStruct->ClockPolarity |
SPI_I2SCFGR_I2SMOD | mode);
status = SUCCESS;
}
return status;
}
#endif /* SPI_I2S_FULLDUPLEX_SUPPORT */
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#endif /* SPI_I2S_SUPPORT */
#endif /* defined (SPI1) || defined (SPI2) || defined (SPI3) || defined (SPI4) */
/**
* @}
*/
#endif /* USE_FULL_LL_DRIVER */

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/*---------------------------------------------------------------------------/
/ FatFs - FAT file system module configuration file R0.12 (C)ChaN, 2016
/---------------------------------------------------------------------------*/
#define _FFCONF 88100 /* Revision ID */
/*---------------------------------------------------------------------------/
/ Function Configurations
/---------------------------------------------------------------------------*/
#define _FS_READONLY 0
/* This option switches read-only configuration. (0:Read/Write or 1:Read-only)
/ Read-only configuration removes writing API functions, f_write(), f_sync(),
/ f_unlink(), f_mkdir(), f_chmod(), f_rename(), f_truncate(), f_getfree()
/ and optional writing functions as well. */
#define _FS_MINIMIZE 0
/* This option defines minimization level to remove some basic API functions.
/
/ 0: All basic functions are enabled.
/ 1: f_stat(), f_getfree(), f_unlink(), f_mkdir(), f_truncate() and f_rename()
/ are removed.
/ 2: f_opendir(), f_readdir() and f_closedir() are removed in addition to 1.
/ 3: f_lseek() function is removed in addition to 2. */
#define _USE_STRFUNC 2 /* 0:Disable or 1-2:Enable */
/* This option switches string functions, f_gets(), f_putc(), f_puts() and
/ f_printf().
/
/ 0: Disable string functions.
/ 1: Enable without LF-CRLF conversion.
/ 2: Enable with LF-CRLF conversion. */
#define _USE_FIND 0
/* This option switches filtered directory read functions, f_findfirst() and
/ f_findnext(). (0:Disable, 1:Enable 2:Enable with matching altname[] too) */
#define _USE_MKFS 0
/* This option switches f_mkfs() function. (0:Disable or 1:Enable) */
#define _USE_FASTSEEK 0
/* This option switches fast seek function. (0:Disable or 1:Enable) */
#define _USE_EXPAND 0
/* This option switches f_expand function. (0:Disable or 1:Enable) */
#define _USE_CHMOD 0
/* This option switches attribute manipulation functions, f_chmod() and f_utime().
/ (0:Disable or 1:Enable) Also _FS_READONLY needs to be 0 to enable this option. */
#define _USE_LABEL 0
/* This option switches volume label functions, f_getlabel() and f_setlabel().
/ (0:Disable or 1:Enable) */
#define _USE_FORWARD 0
/* This option switches f_forward() function. (0:Disable or 1:Enable)
/ To enable it, also _FS_TINY need to be 1. */
/*---------------------------------------------------------------------------/
/ Locale and Namespace Configurations
/---------------------------------------------------------------------------*/
#define _CODE_PAGE 437
/* This option specifies the OEM code page to be used on the target system.
/ Incorrect setting of the code page can cause a file open failure.
/
/ 1 - ASCII (No extended character. Non-LFN cfg. only)
/ 437 - U.S.
/ 720 - Arabic
/ 737 - Greek
/ 771 - KBL
/ 775 - Baltic
/ 850 - Latin 1
/ 852 - Latin 2
/ 855 - Cyrillic
/ 857 - Turkish
/ 860 - Portuguese
/ 861 - Icelandic
/ 862 - Hebrew
/ 863 - Canadian French
/ 864 - Arabic
/ 865 - Nordic
/ 866 - Russian
/ 869 - Greek 2
/ 932 - Japanese (DBCS)
/ 936 - Simplified Chinese (DBCS)
/ 949 - Korean (DBCS)
/ 950 - Traditional Chinese (DBCS)
*/
#define _USE_LFN 1 /* 0 to 3 */
#define _MAX_LFN 255
/* The _USE_LFN switches the support of long file name (LFN).
/
/ 0: Disable support of LFN. _MAX_LFN has no effect.
/ 1: Enable LFN with static working buffer on the BSS. Always NOT thread-safe.
/ 2: Enable LFN with dynamic working buffer on the STACK.
/ 3: Enable LFN with dynamic working buffer on the HEAP.
/
/ To enable the LFN, Unicode handling functions (option/unicode.c) must be added
/ to the project. The working buffer occupies (_MAX_LFN + 1) * 2 bytes and
/ additional 608 bytes at exFAT enabled. _MAX_LFN can be in range from 12 to 255.
/ It should be set 255 to support full featured LFN operations.
/ When use stack for the working buffer, take care on stack overflow. When use heap
/ memory for the working buffer, memory management functions, ff_memalloc() and
/ ff_memfree(), must be added to the project. */
#define _LFN_UNICODE 0
/* This option switches character encoding on the API. (0:ANSI/OEM or 1:Unicode)
/ To use Unicode string for the path name, enable LFN and set _LFN_UNICODE = 1.
/ This option also affects behavior of string I/O functions. */
#define _STRF_ENCODE 3
/* When _LFN_UNICODE == 1, this option selects the character encoding on the file to
/ be read/written via string I/O functions, f_gets(), f_putc(), f_puts and f_printf().
/
/ 0: ANSI/OEM
/ 1: UTF-16LE
/ 2: UTF-16BE
/ 3: UTF-8
/
/ This option has no effect when _LFN_UNICODE == 0. */
#define _FS_RPATH 0
/* This option configures support of relative path.
/
/ 0: Disable relative path and remove related functions.
/ 1: Enable relative path. f_chdir() and f_chdrive() are available.
/ 2: f_getcwd() function is available in addition to 1.
*/
/*---------------------------------------------------------------------------/
/ Drive/Volume Configurations
/---------------------------------------------------------------------------*/
#define _VOLUMES 1
/* Number of volumes (logical drives) to be used. */
#define _STR_VOLUME_ID 0
#define _VOLUME_STRS "RAM","NAND","CF","SD1","SD2","USB1","USB2","USB3"
/* _STR_VOLUME_ID switches string support of volume ID.
/ When _STR_VOLUME_ID is set to 1, also pre-defined strings can be used as drive
/ number in the path name. _VOLUME_STRS defines the drive ID strings for each
/ logical drives. Number of items must be equal to _VOLUMES. Valid characters for
/ the drive ID strings are: A-Z and 0-9. */
#define _MULTI_PARTITION 0
/* This option switches support of multi-partition on a physical drive.
/ By default (0), each logical drive number is bound to the same physical drive
/ number and only an FAT volume found on the physical drive will be mounted.
/ When multi-partition is enabled (1), each logical drive number can be bound to
/ arbitrary physical drive and partition listed in the VolToPart[]. Also f_fdisk()
/ funciton will be available. */
#define _MIN_SS 512
#define _MAX_SS 512
/* These options configure the range of sector size to be supported. (512, 1024,
/ 2048 or 4096) Always set both 512 for most systems, all type of memory cards and
/ harddisk. But a larger value may be required for on-board flash memory and some
/ type of optical media. When _MAX_SS is larger than _MIN_SS, FatFs is configured
/ to variable sector size and GET_SECTOR_SIZE command must be implemented to the
/ disk_ioctl() function. */
#define _USE_TRIM 0
/* This option switches support of ATA-TRIM. (0:Disable or 1:Enable)
/ To enable Trim function, also CTRL_TRIM command should be implemented to the
/ disk_ioctl() function. */
#define _FS_NOFSINFO 0
/* If you need to know correct free space on the FAT32 volume, set bit 0 of this
/ option, and f_getfree() function at first time after volume mount will force
/ a full FAT scan. Bit 1 controls the use of last allocated cluster number.
/
/ bit0=0: Use free cluster count in the FSINFO if available.
/ bit0=1: Do not trust free cluster count in the FSINFO.
/ bit1=0: Use last allocated cluster number in the FSINFO if available.
/ bit1=1: Do not trust last allocated cluster number in the FSINFO.
*/
/*---------------------------------------------------------------------------/
/ System Configurations
/---------------------------------------------------------------------------*/
#define _FS_TINY 0
/* This option switches tiny buffer configuration. (0:Normal or 1:Tiny)
/ At the tiny configuration, size of the file object (FIL) is reduced _MAX_SS bytes.
/ Instead of private sector buffer eliminated from the file object, common sector
/ buffer in the file system object (FATFS) is used for the file data transfer. */
#define _FS_EXFAT 0
/* This option switches support of exFAT file system in addition to the traditional
/ FAT file system. (0:Disable or 1:Enable) To enable exFAT, also LFN must be enabled.
/ Note that enabling exFAT discards C89 compatibility. */
#define _FS_NORTC 1
#define _NORTC_MON 3
#define _NORTC_MDAY 1
#define _NORTC_YEAR 2016
/* The option _FS_NORTC switches timestamp functiton. If the system does not have
/ any RTC function or valid timestamp is not needed, set _FS_NORTC = 1 to disable
/ the timestamp function. All objects modified by FatFs will have a fixed timestamp
/ defined by _NORTC_MON, _NORTC_MDAY and _NORTC_YEAR in local time.
/ To enable timestamp function (_FS_NORTC = 0), get_fattime() function need to be
/ added to the project to get current time form real-time clock. _NORTC_MON,
/ _NORTC_MDAY and _NORTC_YEAR have no effect.
/ These options have no effect at read-only configuration (_FS_READONLY = 1). */
#define _FS_LOCK 0
/* The option _FS_LOCK switches file lock function to control duplicated file open
/ and illegal operation to open objects. This option must be 0 when _FS_READONLY
/ is 1.
/
/ 0: Disable file lock function. To avoid volume corruption, application program
/ should avoid illegal open, remove and rename to the open objects.
/ >0: Enable file lock function. The value defines how many files/sub-directories
/ can be opened simultaneously under file lock control. Note that the file
/ lock control is independent of re-entrancy. */
#define _FS_REENTRANT 0
#define _FS_TIMEOUT 1000
#define _SYNC_t HANDLE
/* The option _FS_REENTRANT switches the re-entrancy (thread safe) of the FatFs
/ module itself. Note that regardless of this option, file access to different
/ volume is always re-entrant and volume control functions, f_mount(), f_mkfs()
/ and f_fdisk() function, are always not re-entrant. Only file/directory access
/ to the same volume is under control of this function.
/
/ 0: Disable re-entrancy. _FS_TIMEOUT and _SYNC_t have no effect.
/ 1: Enable re-entrancy. Also user provided synchronization handlers,
/ ff_req_grant(), ff_rel_grant(), ff_del_syncobj() and ff_cre_syncobj()
/ function, must be added to the project. Samples are available in
/ option/syscall.c.
/
/ The _FS_TIMEOUT defines timeout period in unit of time tick.
/ The _SYNC_t defines O/S dependent sync object type. e.g. HANDLE, ID, OS_EVENT*,
/ SemaphoreHandle_t and etc.. A header file for O/S definitions needs to be
/ included somewhere in the scope of ff.c. */
/*--- End of configuration options ---*/

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/*------------------------------------------------------------------------/
/ MMCv3/SDv1/SDv2 (in SPI mode) control module
/-------------------------------------------------------------------------/
/
/ Copyright (C) 2013, ChaN, all right reserved.
/
/ * This software is a free software and there is NO WARRANTY.
/ * No restriction on use. You can use, modify and redistribute it for
/ personal, non-profit or commercial products UNDER YOUR RESPONSIBILITY.
/ * Redistributions of source code must retain the above copyright notice.
/
/-------------------------------------------------------------------------*/
/*
* This file was modified from a sample available from the FatFs
* web site. It was modified to work with a Olimexino-STM32F3
* evaluation board.
*
*/
#include "diskio.h"
#include "stm32f3xx.h" /* STM32 registers and drivers */
#include "stm32f3xx_ll_bus.h" /* STM32 LL BUS header */
#include "stm32f3xx_ll_gpio.h" /* STM32 LL GPIO header */
#include "stm32f3xx_ll_spi.h" /* STM32 LL SPI header */
#include "boot.h"
/*--------------------------------------------------------------------------
Macro Definitions
---------------------------------------------------------------------------*/
/* MMC card type flags (MMC_GET_TYPE) */
#define CT_MMC 0x01 /* MMC ver 3 */
#define CT_SD1 0x02 /* SD ver 1 */
#define CT_SD2 0x04 /* SD ver 2 */
#define CT_SDC (CT_SD1|CT_SD2) /* SD */
#define CT_BLOCK 0x08 /* Block addressing */
/*--------------------------------------------------------------------------
Module Private Functions
---------------------------------------------------------------------------*/
/* Definitions for MMC/SDC command */
#define CMD0 (0) /* GO_IDLE_STATE */
#define CMD1 (1) /* SEND_OP_COND */
#define ACMD41 (41|0x80) /* SEND_OP_COND (SDC) */
#define CMD8 (8) /* SEND_IF_COND */
#define CMD9 (9) /* SEND_CSD */
#define CMD10 (10) /* SEND_CID */
#define CMD12 (12) /* STOP_TRANSMISSION */
#define ACMD13 (13|0x80) /* SD_STATUS (SDC) */
#define CMD16 (16) /* SET_BLOCKLEN */
#define CMD17 (17) /* READ_SINGLE_BLOCK */
#define CMD18 (18) /* READ_MULTIPLE_BLOCK */
#define CMD23 (23) /* SET_BLOCK_COUNT */
#define ACMD23 (23|0x80) /* SET_WR_BLK_ERASE_COUNT (SDC) */
#define CMD24 (24) /* WRITE_BLOCK */
#define CMD25 (25) /* WRITE_MULTIPLE_BLOCK */
#define CMD41 (41) /* SEND_OP_COND (ACMD) */
#define CMD55 (55) /* APP_CMD */
#define CMD58 (58) /* READ_OCR */
/* Control signals (Platform dependent) */
#define CS_LOW() LL_GPIO_ResetOutputPin(GPIOD, LL_GPIO_PIN_2) /* MMC CS = L */
#define CS_HIGH() LL_GPIO_SetOutputPin(GPIOD, LL_GPIO_PIN_2) /* MMC CS = H */
#define FCLK_SLOW() /* Set slow clock (100k-400k) */
#define FCLK_FAST() set_max_speed() /* Set fast clock (depends on the CSD) */
static volatile
DSTATUS Stat = STA_NOINIT; /* Disk status */
static
UINT CardType;
/*-----------------------------------------------------------------------*/
/* Transmit/Receive data to/from MMC via SPI (Platform dependent) */
/*-----------------------------------------------------------------------*/
static
BYTE xchg_spi (BYTE dat)
{
BYTE result = 0;
DWORD timeOutTime;
BYTE timeoutDetected = 0;
/* Send byte through the SPI peripheral */
LL_SPI_TransmitData8(SPI2, dat);
/* Set timeout for 50 ms from now */
timeOutTime = TimerGet() + 50;
/* Wait to receive a byte with timeout */
while (LL_SPI_IsActiveFlag_RXNE(SPI2) == 0)
{
/* Service the watchdog */
CopService();
/* Check for timeout */
if (TimerGet() > timeOutTime)
{
/* Set flag to remember that a timeout occurred and nothing was received */
timeoutDetected = 1;
/* Stop waiting */
break;
}
}
/* Read the value of the received byte */
if (timeoutDetected == 0)
{
result = LL_SPI_ReceiveData8(SPI2);
}
/* Give the result back to the caller */
return result;
}
static
void rcvr_spi_m (BYTE *dst)
{
*dst = xchg_spi(0xFF);
}
/*-----------------------------------------------------------------------*/
/* Power Control (Platform dependent) */
/*-----------------------------------------------------------------------*/
/* When the target system does not support socket power control, there */
/* is nothing to do in these functions. */
static
void power_on (void)
{
LL_SPI_InitTypeDef SPI_InitStruct = { 0 };
LL_GPIO_InitTypeDef GPIO_InitStruct = { 0 };
BYTE n;
/*
* This doesn't really turn the power on, but initializes the
* SSI port and pins needed to talk to the card.
*/
/* Enable SPI and GPIO peripheral clocks. */
LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOB);
LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOD);
LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_SPI2);
/* Configure I/O for Chip select (PD2) */
GPIO_InitStruct.Pin = LL_GPIO_PIN_2;
GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT;
GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
LL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/* De-select the Card: Chip Select high */
LL_GPIO_SetOutputPin(GPIOD, LL_GPIO_PIN_2);
/* Configure SPI pins: SCK (PB13), MOSI (PB15) and MISO (PB14) */
GPIO_InitStruct.Pin = LL_GPIO_PIN_13 | LL_GPIO_PIN_14 | LL_GPIO_PIN_15;
GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE;
GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
GPIO_InitStruct.Alternate = LL_GPIO_AF_5;
LL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/* SPI2 parameter configuration */
SPI_InitStruct.TransferDirection = LL_SPI_FULL_DUPLEX;
SPI_InitStruct.Mode = LL_SPI_MODE_MASTER;
SPI_InitStruct.DataWidth = LL_SPI_DATAWIDTH_8BIT;
SPI_InitStruct.ClockPolarity = LL_SPI_POLARITY_LOW;
SPI_InitStruct.ClockPhase = LL_SPI_PHASE_1EDGE;
SPI_InitStruct.NSS = LL_SPI_NSS_SOFT;
SPI_InitStruct.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV128; // 36000kHz/128=281kHz < 400kHz
SPI_InitStruct.BitOrder = LL_SPI_MSB_FIRST;
SPI_InitStruct.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE;
SPI_InitStruct.CRCPoly = 7;
LL_SPI_Init(SPI2, &SPI_InitStruct);
LL_SPI_SetStandard(SPI2, LL_SPI_PROTOCOL_MOTOROLA);
LL_SPI_DisableNSSPulseMgt(SPI2);
LL_SPI_SetRxFIFOThreshold(SPI2, LL_SPI_RX_FIFO_TH_QUARTER);
LL_SPI_Enable(SPI2);
/* Apply more than 74 pulses to SCLK, with DI and CS high, for the card to be able to
* accept a native command at SCLK < 400 kHz.
*/
for (n = 10; n; n--)
{
xchg_spi(0xFF); /* Send 80 dummy clocks */
}
}
// set the SSI speed to the max setting
static
void set_max_speed(void)
{
LL_SPI_InitTypeDef SPI_InitStruct;
/* Disable the SPI system */
LL_SPI_Disable(SPI2);
/* MMC/SDC can work at the clock frequency up to 20/25MHz so pick a speed close to
* this but not higher
*/
SPI_InitStruct.TransferDirection = LL_SPI_FULL_DUPLEX;
SPI_InitStruct.Mode = LL_SPI_MODE_MASTER;
SPI_InitStruct.DataWidth = LL_SPI_DATAWIDTH_8BIT;
SPI_InitStruct.ClockPolarity = LL_SPI_POLARITY_LOW;
SPI_InitStruct.ClockPhase = LL_SPI_PHASE_1EDGE;
SPI_InitStruct.NSS = LL_SPI_NSS_SOFT;
SPI_InitStruct.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV2; // 36MHz/2=18MHz < 20MHz
SPI_InitStruct.BitOrder = LL_SPI_MSB_FIRST;
SPI_InitStruct.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE;
SPI_InitStruct.CRCPoly = 7;
LL_SPI_Init(SPI2, &SPI_InitStruct);
LL_SPI_SetStandard(SPI2, LL_SPI_PROTOCOL_MOTOROLA);
LL_SPI_DisableNSSPulseMgt(SPI2);
LL_SPI_SetRxFIFOThreshold(SPI2, LL_SPI_RX_FIFO_TH_QUARTER);
LL_SPI_Enable(SPI2);
}
static
void power_off (void)
{
Stat |= STA_NOINIT; /* Force uninitialized */
}
/*-----------------------------------------------------------------------*/
/* Wait for card ready */
/*-----------------------------------------------------------------------*/
static
int wait_ready (void)
{
BYTE d;
DWORD timeOutTime;
/* set timeout for 500 ms from now */
timeOutTime = TimerGet() + 500;
do {
d = xchg_spi(0xFF);
/* Service the watchdog */
CopService();
} while ((d != 0xFF) && (TimerGet() < timeOutTime));
return (d == 0xFF) ? 1 : 0;
}
/*-----------------------------------------------------------------------*/
/* Deselect the card and release SPI bus */
/*-----------------------------------------------------------------------*/
static
void deselect_card (void)
{
CS_HIGH();
xchg_spi(0xFF); /* Dummy clock (force DO hi-z for multiple slave SPI) */
}
/*-----------------------------------------------------------------------*/
/* Select the card and wait ready */
/*-----------------------------------------------------------------------*/
static
int select_card (void) /* 1:Successful, 0:Timeout */
{
CS_LOW();
xchg_spi(0xFF); /* Dummy clock (force DO enabled) */
if (wait_ready()) return 1; /* OK */
deselect_card();
return 0; /* Timeout */
}
/*-----------------------------------------------------------------------*/
/* Receive a data packet from MMC */
/*-----------------------------------------------------------------------*/
static
int rcvr_datablock ( /* 1:OK, 0:Failed */
BYTE *buff, /* Data buffer to store received data */
UINT btr /* Byte count (must be multiple of 4) */
)
{
BYTE token;
DWORD timeOutTime;
/* set timeout for 100 ms from now */
timeOutTime = TimerGet() + 100;
do { /* Wait for data packet in timeout of 100ms */
token = xchg_spi(0xFF);
/* Service the watchdog */
CopService();
} while ((token == 0xFF) && (TimerGet() < timeOutTime));
if(token != 0xFE) return 0; /* If not valid data token, retutn with error */
do { /* Receive the data block into buffer */
rcvr_spi_m(buff++);
rcvr_spi_m(buff++);
/* Service the watchdog */
CopService();
} while (btr -= 2);
xchg_spi(0xFF); /* Discard CRC */
xchg_spi(0xFF);
return 1; /* Return with success */
}
/*-----------------------------------------------------------------------*/
/* Send a data packet to MMC */
/*-----------------------------------------------------------------------*/
static
int xmit_datablock ( /* 1:OK, 0:Failed */
const BYTE *buff, /* 512 byte data block to be transmitted */
BYTE token /* Data token */
)
{
BYTE resp;
UINT wc;
if (!wait_ready()) return 0;
xchg_spi(token); /* Xmit a token */
if (token != 0xFD) { /* Not StopTran token */
wc = 512;
do { /* Xmit the 512 byte data block to MMC */
xchg_spi(*buff++);
xchg_spi(*buff++);
} while (wc -= 2);
xchg_spi(0xFF); /* CRC (Dummy) */
xchg_spi(0xFF);
resp = xchg_spi(0xFF); /* Receive a data response */
if ((resp & 0x1F) != 0x05) /* If not accepted, return with error */
return 0;
}
return 1;
}
/*-----------------------------------------------------------------------*/
/* Send a command packet to MMC */
/*-----------------------------------------------------------------------*/
static
BYTE send_cmd (
BYTE cmd, /* Command byte */
DWORD arg /* Argument */
)
{
BYTE n/*, res*/;
static volatile BYTE res = 0;
if (cmd & 0x80) { /* ACMD<n> is the command sequense of CMD55-CMD<n> */
cmd &= 0x7F;
res = send_cmd(CMD55, 0);
if (res > 1) return res;
}
/* Select the card and wait for ready */
deselect_card();
if (!select_card()) return 0xFF;
/* Send command packet */
xchg_spi(0x40 | cmd); /* Start + Command index */
xchg_spi((BYTE)(arg >> 24)); /* Argument[31..24] */
xchg_spi((BYTE)(arg >> 16)); /* Argument[23..16] */
xchg_spi((BYTE)(arg >> 8)); /* Argument[15..8] */
xchg_spi((BYTE)arg); /* Argument[7..0] */
n = 0x01; /* Dummy CRC + Stop */
if (cmd == CMD0) n = 0x95; /* Valid CRC for CMD0(0) + Stop */
if (cmd == CMD8) n = 0x87; /* Valid CRC for CMD8(0x1AA) + Stop */
xchg_spi(n);
/* Receive command response */
if (cmd == CMD12) xchg_spi(0xFF); /* Skip a stuff byte on stop to read */
n = 10; /* Wait for a valid response in timeout of 10 attempts */
do {
res = xchg_spi(0xFF);
/* Service the watchdog */
CopService();
} while ((res & 0x80) && --n);
return res; /* Return with the response value */
}
/*--------------------------------------------------------------------------
Public Functions
---------------------------------------------------------------------------*/
/*-----------------------------------------------------------------------*/
/* Initialize Disk Drive */
/*-----------------------------------------------------------------------*/
DSTATUS disk_initialize (
BYTE pdrv /* Physical drive nmuber (0) */
)
{
BYTE n, cmd, ty, ocr[4];
DWORD timeOutTime;
if (pdrv) return STA_NOINIT; /* Supports only single drive */
if (Stat & STA_NODISK) return Stat; /* No card in the socket */
power_on(); /* Force socket power on */
CS_LOW(); /* CS = L */
ty = 0;
if (send_cmd(CMD0, 0) == 1) { /* Enter Idle state */
timeOutTime = TimerGet() + 1000; /* Initialization timeout of 1000 msec */
if (send_cmd(CMD8, 0x1AA) == 1) { /* SDv2? */
for (n = 0; n < 4; n++) ocr[n] = xchg_spi(0xFF); /* Get trailing return value of R7 resp */
if (ocr[2] == 0x01 && ocr[3] == 0xAA) { /* The card can work at vdd range of 2.7-3.6V */
while ((TimerGet() < timeOutTime) && send_cmd(ACMD41, 0x40000000)); /* Wait for leaving idle state (ACMD41 with HCS bit) */
if ((TimerGet() < timeOutTime) && send_cmd(CMD58, 0) == 0) { /* Check CCS bit in the OCR */
for (n = 0; n < 4; n++) ocr[n] = xchg_spi(0xFF);
ty = (ocr[0] & 0x40) ? CT_SD2|CT_BLOCK : CT_SD2; /* SDv2 */
}
}
} else { /* SDv1 or MMCv3 */
if (send_cmd(ACMD41, 0) <= 1) {
ty = CT_SD1; cmd = ACMD41; /* SDv1 */
} else {
ty = CT_MMC; cmd = CMD1; /* MMCv3 */
}
while ((TimerGet() < timeOutTime) && send_cmd(cmd, 0)) { /* Wait for leaving idle state */
/* Service the watchdog */
CopService();
}
if (!(TimerGet() < timeOutTime) || send_cmd(CMD16, 512) != 0) /* Set read/write block length to 512 */
ty = 0;
}
}
CardType = ty;
deselect_card();
if (ty) { /* Initialization succeded */
Stat &= ~STA_NOINIT; /* Clear STA_NOINIT */
FCLK_FAST();
} else { /* Initialization failed */
power_off();
}
return Stat;
}
/*-----------------------------------------------------------------------*/
/* Get Disk Status */
/*-----------------------------------------------------------------------*/
DSTATUS disk_status (
BYTE pdrv /* Physical drive nmuber (0) */
)
{
if (pdrv) return STA_NOINIT; /* Supports only single drive */
return Stat;
}
/*-----------------------------------------------------------------------*/
/* Read Sector(s) */
/*-----------------------------------------------------------------------*/
DRESULT disk_read (
BYTE pdrv, /* Physical drive nmuber to identify the drive */
BYTE *buff, /* Data buffer to store read data */
DWORD sector, /* Sector address in LBA */
UINT count /* Number of sectors to read */
)
{
if (pdrv || !count) return RES_PARERR;
if (Stat & STA_NOINIT) return RES_NOTRDY;
if (!(CardType & CT_BLOCK)) sector *= 512; /* Convert to byte address if needed */
if (count == 1) { /* Single block read */
if ((send_cmd(CMD17, sector) == 0) /* READ_SINGLE_BLOCK */
&& rcvr_datablock(buff, 512))
count = 0;
}
else { /* Multiple block read */
if (send_cmd(CMD18, sector) == 0) { /* READ_MULTIPLE_BLOCK */
do {
if (!rcvr_datablock(buff, 512)) break;
buff += 512;
/* Service the watchdog */
CopService();
} while (--count);
send_cmd(CMD12, 0); /* STOP_TRANSMISSION */
}
}
deselect_card();
return count ? RES_ERROR : RES_OK;
}
/*-----------------------------------------------------------------------*/
/* Write Sector(s) */
/*-----------------------------------------------------------------------*/
DRESULT disk_write (
BYTE pdrv, /* Physical drive nmuber to identify the drive */
const BYTE *buff, /* Data to be written */
DWORD sector, /* Sector address in LBA */
UINT count /* Number of sectors to write */
)
{
if (pdrv || !count) return RES_PARERR;
if (Stat & STA_NOINIT) return RES_NOTRDY;
if (Stat & STA_PROTECT) return RES_WRPRT;
if (!(CardType & CT_BLOCK)) sector *= 512; /* Convert to byte address if needed */
if (count == 1) { /* Single block write */
if ((send_cmd(CMD24, sector) == 0) /* WRITE_BLOCK */
&& xmit_datablock(buff, 0xFE))
count = 0;
}
else { /* Multiple block write */
if (CardType & CT_SDC) send_cmd(ACMD23, count);
if (send_cmd(CMD25, sector) == 0) { /* WRITE_MULTIPLE_BLOCK */
do {
if (!xmit_datablock(buff, 0xFC)) break;
buff += 512;
/* Service the watchdog */
CopService();
} while (--count);
if (!xmit_datablock(0, 0xFD)) /* STOP_TRAN token */
count = 1;
}
}
deselect_card();
return count ? RES_ERROR : RES_OK;
}
/*-----------------------------------------------------------------------*/
/* Miscellaneous Functions */
/*-----------------------------------------------------------------------*/
DRESULT disk_ioctl (
BYTE pdrv, /* Physical drive nmuber (0) */
BYTE cmd, /* Control code */
void *buff /* Buffer to send/receive data block */
)
{
DRESULT res;
BYTE n, csd[16], *ptr = buff;
DWORD csz;
if (pdrv) return RES_PARERR;
if (Stat & STA_NOINIT) return RES_NOTRDY;
res = RES_ERROR;
switch (cmd) {
case CTRL_SYNC : /* Flush write-back cache, Wait for end of internal process */
if (select_card()) res = RES_OK;
break;
case GET_SECTOR_COUNT : /* Get number of sectors on the disk (WORD) */
if ((send_cmd(CMD9, 0) == 0) && rcvr_datablock(csd, 16)) {
if ((csd[0] >> 6) == 1) { /* SDv2? */
csz = csd[9] + ((WORD)csd[8] << 8) + ((DWORD)(csd[7] & 63) << 16) + 1;
*(DWORD*)buff = csz << 10;
} else { /* SDv1 or MMCv3 */
n = (csd[5] & 15) + ((csd[10] & 128) >> 7) + ((csd[9] & 3) << 1) + 2;
csz = (csd[8] >> 6) + ((WORD)csd[7] << 2) + ((WORD)(csd[6] & 3) << 10) + 1;
*(DWORD*)buff = csz << (n - 9);
}
res = RES_OK;
}
break;
case GET_BLOCK_SIZE : /* Get erase block size in unit of sectors (DWORD) */
if (CardType & CT_SD2) { /* SDv2? */
if (send_cmd(ACMD13, 0) == 0) { /* Read SD status */
xchg_spi(0xFF);
if (rcvr_datablock(csd, 16)) { /* Read partial block */
for (n = 64 - 16; n; n--) xchg_spi(0xFF); /* Purge trailing data */
*(DWORD*)buff = 16UL << (csd[10] >> 4);
res = RES_OK;
}
}
} else { /* SDv1 or MMCv3 */
if ((send_cmd(CMD9, 0) == 0) && rcvr_datablock(csd, 16)) { /* Read CSD */
if (CardType & CT_SD1) { /* SDv1 */
*(DWORD*)buff = (((csd[10] & 63) << 1) + ((WORD)(csd[11] & 128) >> 7) + 1) << ((csd[13] >> 6) - 1);
} else { /* MMCv3 */
*(DWORD*)buff = ((WORD)((csd[10] & 124) >> 2) + 1) * (((csd[11] & 3) << 3) + ((csd[11] & 224) >> 5) + 1);
}
res = RES_OK;
}
}
break;
case MMC_GET_TYPE : /* Get card type flags (1 byte) */
*ptr = CardType;
res = RES_OK;
break;
case MMC_GET_CSD : /* Receive CSD as a data block (16 bytes) */
if ((send_cmd(CMD9, 0) == 0) /* READ_CSD */
&& rcvr_datablock(buff, 16))
res = RES_OK;
break;
case MMC_GET_CID : /* Receive CID as a data block (16 bytes) */
if ((send_cmd(CMD10, 0) == 0) /* READ_CID */
&& rcvr_datablock(buff, 16))
res = RES_OK;
break;
case MMC_GET_OCR : /* Receive OCR as an R3 resp (4 bytes) */
if (send_cmd(CMD58, 0) == 0) { /* READ_OCR */
for (n = 0; n < 4; n++) {
*((BYTE*)buff+n) = xchg_spi(0xFF);
/* Service the watchdog */
CopService();
}
res = RES_OK;
}
break;
case MMC_GET_SDSTAT : /* Receive SD status as a data block (64 bytes) */
if ((CardType & CT_SD2) && send_cmd(ACMD13, 0) == 0) { /* SD_STATUS */
xchg_spi(0xFF);
if (rcvr_datablock(buff, 64))
res = RES_OK;
}
break;
default:
res = RES_PARERR;
}
deselect_card();
return res;
}

2
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Boot/STM32F303RCTX.ld
View File

@ -47,7 +47,7 @@ MEMORY
{
CCMRAM (xrw) : ORIGIN = 0x10000000, LENGTH = 8K
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 40K
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 32K
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 40K
}
/* Sections */

4
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Prog/.settings/language.settings.xml
View File

@ -5,7 +5,7 @@
<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
<provider class="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" console="false" env-hash="-804685279247832828" id="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" keep-relative-paths="false" name="MCU ARM GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<provider class="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" console="false" env-hash="-666769791631151900" id="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" keep-relative-paths="false" name="MCU ARM GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<language-scope id="org.eclipse.cdt.core.gcc"/>
<language-scope id="org.eclipse.cdt.core.g++"/>
</provider>
@ -16,7 +16,7 @@
<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
<provider class="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" console="false" env-hash="-804685279247832828" id="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" keep-relative-paths="false" name="MCU ARM GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<provider class="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" console="false" env-hash="-666769791631151900" id="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" keep-relative-paths="false" name="MCU ARM GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<language-scope id="org.eclipse.cdt.core.gcc"/>
<language-scope id="org.eclipse.cdt.core.g++"/>
</provider>

1056
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Prog/Debug/demoprog_olimexino_stm32f3.srec
View File

File diff suppressed because it is too large Load Diff

2
Target/Demo/ARMCM4_STM32F3_Olimexino_STM32F3_CubeIDE/Prog/STM32F303RCTX.ld
View File

@ -47,7 +47,7 @@ MEMORY
{
CCMRAM (xrw) : ORIGIN = 0x10000000, LENGTH = 8K
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 40K
FLASH (rx) : ORIGIN = 0x08008000, LENGTH = 256K - 32K
FLASH (rx) : ORIGIN = 0x0800A000, LENGTH = 256K - 40K
}
/* Sections */