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Merge branch 'MassiveDebug'

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pull/7/head
Robert Fisk 9 years ago
parent 48a6c2e2a4 08c8c7a6d6
commit 5cd9ddbd98
45 changed files with 4683 additions and 3805 deletions
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19
Downstream/.cproject
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@ -79,6 +79,7 @@
</tool>
<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.cpp.linker.975001742" name="Cross ARM C++ Linker" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.cpp.linker">
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.gcsections.2071573630" name="Remove unused sections (-Xlinker --gc-sections)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.gcsections" value="true" valueType="boolean"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.usenewlibnano.533761955" name="Use newlib-nano (--specs=nano.specs)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.usenewlibnano" value="true" valueType="boolean"/>
</tool>
<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.archiver.2092748559" name="Cross ARM GNU Archiver" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.archiver"/>
<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.createflash.2147256520" name="Cross ARM GNU Create Flash Image" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.createflash"/>
@ -91,7 +92,7 @@
</tool>
<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.printsize.2134899522" name="Cross ARM GNU Print Size" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.printsize">
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.printsize.format.596374317" name="Size format" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.printsize.format"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.printsize.totals.878347212" name="Show totals" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.printsize.totals" value="true" valueType="boolean"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.printsize.totals.878347212" name="Show totals" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.printsize.totals" value="false" valueType="boolean"/>
</tool>
</toolChain>
</folderInfo>
@ -131,7 +132,7 @@
<configuration artifactName="${ProjName}" buildArtefactType="org.eclipse.cdt.build.core.buildArtefactType.exe" buildProperties="org.eclipse.cdt.build.core.buildType=org.eclipse.cdt.build.core.buildType.release,org.eclipse.cdt.build.core.buildArtefactType=org.eclipse.cdt.build.core.buildArtefactType.exe" cleanCommand="${cross_rm} -rf" description="" id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1300395207" name="Release" parent="ilg.gnuarmeclipse.managedbuild.cross.config.elf.release">
<folderInfo id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1300395207." name="/" resourcePath="">
<toolChain id="ilg.gnuarmeclipse.managedbuild.cross.toolchain.elf.release.14803562" name="Cross ARM GCC" nonInternalBuilderId="ilg.gnuarmeclipse.managedbuild.cross.builder" superClass="ilg.gnuarmeclipse.managedbuild.cross.toolchain.elf.release">
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level.900298893" name="Optimization Level" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level" value="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level.size" valueType="enumerated"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level.900298893" name="Optimization Level" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level" value="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level.most" valueType="enumerated"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.messagelength.1083811839" name="Message length (-fmessage-length=0)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.messagelength" value="true" valueType="boolean"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.signedchar.1983172660" name="'char' is signed (-fsigned-char)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.signedchar" value="true" valueType="boolean"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.functionsections.413875025" name="Function sections (-ffunction-sections)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.functionsections" value="true" valueType="boolean"/>
@ -140,7 +141,7 @@
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<option id="ilg.gnuarmeclipse.managedbuild.cross.option.toolchain.name.871783047" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.toolchain.name" value="GNU Tools for ARM Embedded Processors" valueType="string"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.architecture.980964112" name="Architecture" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.architecture" value="ilg.gnuarmeclipse.managedbuild.cross.option.architecture.arm" valueType="enumerated"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.family.1722001019" name="ARM family" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.family" value="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.mcpu.cortex-m3" valueType="enumerated"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.family.1722001019" name="ARM family" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.family" value="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.mcpu.cortex-m4" valueType="enumerated"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.instructionset.311057983" name="Instruction set" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.instructionset" value="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.instructionset.thumb" valueType="enumerated"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.command.prefix.985310446" name="Prefix" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.command.prefix" value="arm-none-eabi-" valueType="string"/>
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@ -153,6 +154,12 @@
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<option id="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.printsize.2110677739" name="Print size" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.printsize" value="true" valueType="boolean"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.unused.507402152" name="Warn on various unused elements (-Wunused)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.unused" value="true" valueType="boolean"/>
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<option id="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.extrawarn.1473585294" name="Enable extra warnings (-Wextra)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.extrawarn" value="true" valueType="boolean"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.pointerarith.1192110404" name="Warn if pointer arithmetic (-Wpointer-arith)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.pointerarith" value="true" valueType="boolean"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.logicalop.322411367" name="Warn if suspicious logical ops (-Wlogical-op)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.logicalop" value="true" valueType="boolean"/>
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<builder autoBuildTarget="all" buildPath="${workspace_loc:/Downstream}/Release" cleanBuildTarget="clean" command="${cross_make}" id="org.eclipse.cdt.build.core.internal.builder.1921336679" incrementalBuildTarget="all" keepEnvironmentInBuildfile="false" managedBuildOn="true" name="CDT Internal Builder" superClass="org.eclipse.cdt.build.core.internal.builder"/>
<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.assembler.314526004" name="Cross ARM GNU Assembler" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.assembler">
@ -176,6 +183,11 @@
<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.cpp.compiler.118177754" name="Cross ARM C++ Compiler" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.cpp.compiler"/>
<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.c.linker.517364889" name="Cross ARM C Linker" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.c.linker">
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.c.linker.gcsections.961434630" name="Remove unused sections (-Xlinker --gc-sections)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.c.linker.gcsections" value="true" valueType="boolean"/>
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<option id="ilg.gnuarmeclipse.managedbuild.cross.option.c.linker.scriptfile.773899963" name="Script files (-T)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.c.linker.scriptfile" valueType="stringList">
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/gcc_arm_stm32f407.ld}&quot;"/>
</option>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.c.linker.usenewlibnano.1318058184" name="Use newlib-nano (--specs=nano.specs)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.c.linker.usenewlibnano" value="true" valueType="boolean"/>
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<additionalInput kind="additionalinputdependency" paths="$(USER_OBJS)"/>
<additionalInput kind="additionalinput" paths="$(LIBS)"/>
@ -183,6 +195,7 @@
</tool>
<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.cpp.linker.426760484" name="Cross ARM C++ Linker" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.cpp.linker">
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.gcsections.880923175" name="Remove unused sections (-Xlinker --gc-sections)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.gcsections" value="true" valueType="boolean"/>
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<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.archiver.1866465855" name="Cross ARM GNU Archiver" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.archiver"/>
<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.createflash.1030031530" name="Cross ARM GNU Create Flash Image" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.createflash"/>

2
Downstream/.settings/language.settings.xml
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@ -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="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="1723646041989140533" id="ilg.gnuarmeclipse.managedbuild.cross.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT GCC Built-in Compiler Settings Cross ARM" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="1669980423485916277" id="ilg.gnuarmeclipse.managedbuild.cross.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT GCC Built-in Compiler Settings Cross ARM" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<language-scope id="org.eclipse.cdt.core.gcc"/>
<language-scope id="org.eclipse.cdt.core.g++"/>
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10
Downstream/.settings/org.eclipse.cdt.managedbuilder.core.prefs
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@ -5,7 +5,17 @@ environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.
environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.110983800/C_INCLUDE_PATH/operation=remove
environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.110983800/append=true
environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.110983800/appendContributed=true
environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1300395207/CPATH/delimiter=\:
environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1300395207/CPATH/operation=remove
environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1300395207/C_INCLUDE_PATH/delimiter=\:
environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1300395207/C_INCLUDE_PATH/operation=remove
environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1300395207/append=true
environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1300395207/appendContributed=true
environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.110983800/LIBRARY_PATH/delimiter=\:
environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.110983800/LIBRARY_PATH/operation=remove
environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.110983800/append=true
environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.110983800/appendContributed=true
environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1300395207/LIBRARY_PATH/delimiter=\:
environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1300395207/LIBRARY_PATH/operation=remove
environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1300395207/append=true
environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1300395207/appendContributed=true

4
Downstream/Downstream Debug.launch
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@ -1,6 +1,6 @@
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@ -61,6 +61,6 @@
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66
Downstream/Downstream Release.launch
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@ -0,0 +1,66 @@
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</listAttribute>
<stringAttribute key="org.eclipse.dsf.launch.MEMORY_BLOCKS" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;memoryBlockExpressionList context=&quot;Context string&quot;&gt;&#10;&lt;memoryBlockExpression address=&quot;536874100&quot; label=&quot;0x20000c74&quot;/&gt;&#10;&lt;memoryBlockExpression address=&quot;536874078&quot; label=&quot;0x20000c5e&quot;/&gt;&#10;&lt;/memoryBlockExpressionList&gt;&#10;"/>
<stringAttribute key="process_factory_id" value="org.eclipse.cdt.dsf.gdb.GdbProcessFactory"/>
</launchConfiguration>

31
Downstream/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hcd.c
Unescape View File

@ -451,7 +451,7 @@ void HAL_HCD_IRQHandler(HCD_HandleTypeDef *hhcd)
USB_OTG_GlobalTypeDef *USBx = hhcd->Instance;
uint32_t i = 0 , interrupt = 0;
/* Ensure that we are in device mode */
/* Ensure that we are in host mode */
if (USB_GetMode(hhcd->Instance) == USB_OTG_MODE_HOST)
{
/* Avoid spurious interrupt */
@ -821,7 +821,6 @@ static void HCD_HC_IN_IRQHandler(HCD_HandleTypeDef *hhcd, uint8_t chnum)
else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_XFRC)
{
if (hhcd->Init.dma_enable)
{
hhcd->hc[chnum].xfer_count = hhcd->hc[chnum].xfer_len - \
@ -865,7 +864,8 @@ static void HCD_HC_IN_IRQHandler(HCD_HandleTypeDef *hhcd, uint8_t chnum)
}
else if((hhcd->hc[chnum].state == HC_XACTERR) ||
(hhcd->hc[chnum].state == HC_DATATGLERR))
(hhcd->hc[chnum].state == HC_DATATGLERR) ||
(hhcd->hc[chnum].state == HC_NAK))
{
if(hhcd->hc[chnum].ErrCnt++ > 3)
{
@ -897,20 +897,21 @@ static void HCD_HC_IN_IRQHandler(HCD_HandleTypeDef *hhcd, uint8_t chnum)
}
else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_NAK)
{
if(hhcd->hc[chnum].ep_type == EP_TYPE_INTR)
{
hhcd->hc[chnum].ErrCnt = 0;
// if(hhcd->hc[chnum].ep_type == EP_TYPE_INTR)
// {
__HAL_HCD_UNMASK_HALT_HC_INT(chnum);
USB_HC_Halt(hhcd->Instance, chnum);
}
else if ((hhcd->hc[chnum].ep_type == EP_TYPE_CTRL)||
(hhcd->hc[chnum].ep_type == EP_TYPE_BULK))
{
/* re-activate the channel */
tmpreg = USBx_HC(chnum)->HCCHAR;
tmpreg &= ~USB_OTG_HCCHAR_CHDIS;
tmpreg |= USB_OTG_HCCHAR_CHENA;
USBx_HC(chnum)->HCCHAR = tmpreg;
}
// }
// else if ((hhcd->hc[chnum].ep_type == EP_TYPE_CTRL)||
// (hhcd->hc[chnum].ep_type == EP_TYPE_BULK))
// {
// /* re-activate the channel */
// tmpreg = USBx_HC(chnum)->HCCHAR;
// tmpreg &= ~USB_OTG_HCCHAR_CHDIS;
// tmpreg |= USB_OTG_HCCHAR_CHENA;
// USBx_HC(chnum)->HCCHAR = tmpreg;
// }
hhcd->hc[chnum].state = HC_NAK;
__HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_NAK);
}

15
Downstream/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c
Unescape View File

@ -102,7 +102,7 @@
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
#define SPI_TIMEOUT_VALUE 10
#define SPI_TIMEOUT_VALUE 2
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
@ -1933,6 +1933,8 @@ static void SPI_RxISR(SPI_HandleTypeDef *hspi)
*/
static void SPI_DMATransmitCplt(DMA_HandleTypeDef *hdma)
{
__IO uint16_t tmpreg;
SPI_HandleTypeDef* hspi = ( SPI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent;
/* DMA Normal Mode */
@ -2066,14 +2068,14 @@ static void SPI_DMAEndTransmitReceive(SPI_HandleTypeDef *hspi)
if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE)
{
/* Check if CRC is done on going (RXNE flag set) */
if(SPI_WaitOnFlagUntilTimeout(hspi, SPI_FLAG_RXNE, SET, SPI_TIMEOUT_VALUE) == HAL_OK)
{
// if(SPI_WaitOnFlagUntilTimeout(hspi, SPI_FLAG_RXNE, SET, SPI_TIMEOUT_VALUE) == HAL_OK)
// {
/* Wait until RXNE flag is set to send data */
if(SPI_WaitOnFlagUntilTimeout(hspi, SPI_FLAG_RXNE, RESET, SPI_TIMEOUT_VALUE) != HAL_OK)
{
hspi->ErrorCode |= HAL_SPI_ERROR_FLAG;
}
}
// }
/* Read CRC */
tmpreg = hspi->Instance->DR;
UNUSED(tmpreg);
@ -2097,7 +2099,10 @@ static void SPI_DMAEndTransmitReceive(SPI_HandleTypeDef *hspi)
/* Wait until Busy flag is reset before disabling SPI */
if(SPI_WaitOnFlagUntilTimeout(hspi, SPI_FLAG_BSY, SET, SPI_TIMEOUT_VALUE) != HAL_OK)
{
hspi->ErrorCode |= HAL_SPI_ERROR_FLAG;
//The Busy flag occasionally fails to reset within timeout. No idea why.
//But in this case WaitOnFlagUntilTimeout disables the SPI for us,
//so we can ignore the error and carry on.
//hspi->ErrorCode |= HAL_SPI_ERROR_FLAG;
}
/* Disable Rx DMA Request */

8
Downstream/Inc/board_config.h
Unescape View File

@ -40,10 +40,10 @@
#define FAULT_LED_OFF STAT_LED_OFF
//#define SPI_DMA_ACTIVE_PIN GPIO_PIN_5 /////////Temporary indicator of SPI & DMA activity
//#define SPI_DMA_ACTIVE_PORT GPIOB
//#define SPI_DMA_ACTIVE_ON SPI_DMA_ACTIVE_PORT->BSRR = (SPI_DMA_ACTIVE_PIN << BSRR_SHIFT_LOW)
//#define SPI_DMA_ACTIVE_OFF SPI_DMA_ACTIVE_PORT->BSRR = (SPI_DMA_ACTIVE_PIN << BSRR_SHIFT_HIGH)
#define SPI_INT_ACTIVE_PIN GPIO_PIN_2 /////////Temporary indicator of SPI activity
#define SPI_INT_ACTIVE_PORT GPIOA
#define SPI_INT_ACTIVE_ON SPI_INT_ACTIVE_PORT->BSRR = (SPI_INT_ACTIVE_PIN << BSRR_SHIFT_HIGH)
#define SPI_INT_ACTIVE_OFF SPI_INT_ACTIVE_PORT->BSRR = (SPI_INT_ACTIVE_PIN << BSRR_SHIFT_LOW)
//#define SPI1_NSS_PIN GPIO_PIN_4
//#define SPI1_NSS_PORT GPIOA

4
Downstream/Inc/downstream_interface_def.h
Unescape View File

@ -43,8 +43,8 @@ typedef enum
{
COMMAND_MSC_TEST_UNIT_READY, //Returns HAL_StatusTypeDef result
COMMAND_MSC_GET_CAPACITY, //Returns uint32_t blk_nbr, uint32_t blk_size
COMMAND_MSC_BEGIN_READ, //Returns HAL_StatusTypeDef result, then data stream
COMMAND_MSC_BEGIN_WRITE, //Returns HAL_OK, HAL_ERROR if medium not present, HAL_BUSY if write-protected result, then waits for data stream
COMMAND_MSC_READ, //Returns HAL_StatusTypeDef result, then data stream
COMMAND_MSC_WRITE, //Returns HAL_OK, HAL_ERROR if medium not present, HAL_BUSY if write-protected result, then waits for data stream
}
InterfaceCommandMscTypeDef;

4
Downstream/Inc/downstream_msc.h
Unescape View File

@ -17,13 +17,13 @@
typedef void (*DownstreamMSCCallbackPacketTypeDef)(DownstreamPacketTypeDef* receivedPacket,
uint16_t dataLength);
uint16_t dataLength8);
HAL_StatusTypeDef Downstream_MSC_ApproveConnectedDevice(void);
void Downstream_MSC_PacketProcessor(DownstreamPacketTypeDef* receivedPacket);
HAL_StatusTypeDef Downstream_MSC_PutStreamDataPacket(DownstreamPacketTypeDef* packetToSend,
uint32_t dataLength);
uint32_t dataLength8);
HAL_StatusTypeDef Downstream_MSC_GetStreamDataPacket(DownstreamMSCCallbackPacketTypeDef callback);

13
Downstream/Inc/downstream_spi.h
Unescape View File

@ -16,12 +16,15 @@
#define DOWNSTREAM_PACKET_LEN (DOWNSTREAM_PACKET_HEADER_LEN + USBH_MAX_DATA_BUFFER)
#define DOWNSTREAM_PACKET_LEN_MIN (DOWNSTREAM_PACKET_HEADER_LEN)
#define DOWNSTREAM_PACKET_HEADER_LEN_16 (DOWNSTREAM_PACKET_HEADER_LEN / 2)
#define DOWNSTREAM_PACKET_LEN_16 (DOWNSTREAM_PACKET_LEN / 2)
#define DOWNSTREAM_PACKET_LEN_MIN_16 (DOWNSTREAM_PACKET_LEN_MIN / 2)
#define DOWNSTREAM_SPI_FREAKOUT \
do { \
LED_Fault_SetBlinkRate(LED_FAST_BLINK_RATE); \
Downstream_PacketProcessor_SetErrorState(); \
DownstreamInterfaceState = DOWNSTREAM_INTERFACE_ERROR; \
/*Downstream_PacketProcessor_SetErrorState();*/ \
/*DownstreamInterfaceState = DOWNSTREAM_INTERFACE_ERROR;*/ \
while (1); \
} while (0);
@ -50,11 +53,10 @@ PacketBusyTypeDef;
typedef struct
{
PacketBusyTypeDef Busy; //Everything after Busy should be word-aligned
uint16_t Length __ALIGN_END; //Packet length includes CommandClass, Command, and Data
uint16_t Length16 __ALIGN_END; //Packet length includes CommandClass, Command, and Data
uint8_t CommandClass;
uint8_t Command;
uint8_t Data[USBH_MAX_DATA_BUFFER]; //Should (must?) be word-aligned, for USB copy routine
uint8_t RxCrc;
}
DownstreamPacketTypeDef;
@ -70,10 +72,9 @@ DownstreamPacketTypeDef* Downstream_GetFreePacketImmediately(void);
void Downstream_ReleasePacket(DownstreamPacketTypeDef* packetToRelease);
HAL_StatusTypeDef Downstream_ReceivePacket(SpiPacketReceivedCallbackTypeDef callback);
HAL_StatusTypeDef Downstream_TransmitPacket(DownstreamPacketTypeDef* packetToWrite);
void Downstream_SPIProcess(void);
void HAL_SPI_RxCpltCallback(SPI_HandleTypeDef *hspi);
void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi);
void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi);
void HAL_SPI_ErrorCallback(SPI_HandleTypeDef *hspi);

5
Downstream/Inc/interrupts.h
Unescape View File

@ -44,8 +44,9 @@
/* Exported constants --------------------------------------------------------*/
#define INT_PRIORITY_SYSTICK 2
#define INT_PRIORITY_SPI_DMA 10 //SPI interacts heavily with USB_OTG,
#define INT_PRIORITY_OTG_FS 10 //so set them at the same priority.
//#define INT_PRIORITY_SPI_DMA 10
#define INT_PRIORITY_SPI 8 //Interrupt-based SPI must be highest priority!
#define INT_PRIORITY_OTG_FS 10
/* Exported macro ------------------------------------------------------------*/

2
Downstream/Middlewares/ST/STM32_USB_Host_Library/Class/MSC/Inc/usbh_msc_bot.h
Unescape View File

@ -90,8 +90,10 @@ typedef enum {
BOT_SEND_CBW = 1,
BOT_SEND_CBW_WAIT,
BOT_DATA_IN,
BOT_DATA_IN_WAIT_FREE_PACKET,
BOT_DATA_IN_WAIT,
BOT_DATA_OUT,
BOT_DATA_OUT_WAIT_RECEIVE_PACKET,
BOT_DATA_OUT_WAIT,
BOT_RECEIVE_CSW,
BOT_RECEIVE_CSW_WAIT,

14
Downstream/Middlewares/ST/STM32_USB_Host_Library/Class/MSC/Src/usbh_msc.c
Unescape View File

@ -477,18 +477,12 @@ static USBH_StatusTypeDef USBH_MSC_Process(USBH_HandleTypeDef *phost)
default:
break;
}
#if (USBH_USE_OS == 1)
osMessagePut ( phost->os_event, USBH_CLASS_EVENT, 0);
#endif
}
else
{
MSC_Handle->current_lun = 0;
MSC_Handle->state = MSC_IDLE;
#if (USBH_USE_OS == 1)
osMessagePut ( phost->os_event, USBH_CLASS_EVENT, 0);
#endif
phost->pUser(phost, HOST_USER_CLASS_ACTIVE);
}
break;
@ -499,10 +493,6 @@ static USBH_StatusTypeDef USBH_MSC_Process(USBH_HandleTypeDef *phost)
case MSC_READ:
case MSC_WRITE:
//USBH_MSC_RdWrProcess interacts heavily with downstream SPI code.
//So to protect against preemption we elevate our priority here.
__set_BASEPRI(INT_PRIORITY_OTG_FS);
error = USBH_MSC_RdWrProcess(phost, MSC_Handle->rw_lun);
if(((int32_t)(phost->Timer - MSC_Handle->timeout) > 0) || (phost->device.is_connected == 0))
{
@ -518,8 +508,6 @@ static USBH_StatusTypeDef USBH_MSC_Process(USBH_HandleTypeDef *phost)
MSC_Handle->RdWrCompleteCallback = NULL;
}
}
__set_BASEPRI(0);
break;
default:

61
Downstream/Middlewares/ST/STM32_USB_Host_Library/Class/MSC/Src/usbh_msc_bot.c
Unescape View File

@ -177,10 +177,10 @@ USBH_StatusTypeDef USBH_MSC_BOT_Process (USBH_HandleTypeDef *phost, uint8_t lun)
break;
case BOT_DATA_IN:
MSC_Handle->hbot.state = BOT_DATA_IN_WAIT;
if (MSC_Handle->hbot.pbuf != NULL)
{
//Simple single-buffer operation
MSC_Handle->hbot.state = BOT_DATA_IN_WAIT;
MSC_Handle->hbot.this_URB_size = MIN(MSC_Handle->hbot.cbw.field.DataTransferLength,
MSC_Handle->InEpSize);
USBH_BulkReceiveData (phost,
@ -191,6 +191,7 @@ USBH_StatusTypeDef USBH_MSC_BOT_Process (USBH_HandleTypeDef *phost, uint8_t lun)
else
{
//Asynchronous multi-packet operation: get first packet
MSC_Handle->hbot.state = BOT_DATA_IN_WAIT_FREE_PACKET;
Callback_MSC_phost = phost;
if (Downstream_GetFreePacket(USBH_MSC_BOT_Read_Multipacket_FreePacketCallback) != HAL_OK)
{
@ -199,11 +200,19 @@ USBH_StatusTypeDef USBH_MSC_BOT_Process (USBH_HandleTypeDef *phost, uint8_t lun)
}
break;
case BOT_DATA_IN_WAIT_FREE_PACKET:
break;
case BOT_DATA_IN_WAIT:
URB_Status = USBH_LL_GetURBState(phost, MSC_Handle->InPipe);
if (URB_Status == USBH_URB_DONE)
{
if (USBH_LL_GetLastXferSize(phost, MSC_Handle->InPipe) != MSC_Handle->hbot.this_URB_size)
{
while(1);
}
MSC_Handle->hbot.cbw.field.DataTransferLength -= MSC_Handle->hbot.this_URB_size;
if (MSC_Handle->hbot.pbuf != NULL)
@ -236,6 +245,7 @@ USBH_StatusTypeDef USBH_MSC_BOT_Process (USBH_HandleTypeDef *phost, uint8_t lun)
MSC_Handle->hbot.state = BOT_ERROR_IN;
break;
}
MSC_Handle->hbot.state = BOT_DATA_IN_WAIT_FREE_PACKET;
if (Downstream_GetFreePacket(USBH_MSC_BOT_Read_Multipacket_FreePacketCallback) != HAL_OK)
{
MSC_Handle->hbot.state = BOT_ERROR_IN;
@ -251,7 +261,7 @@ USBH_StatusTypeDef USBH_MSC_BOT_Process (USBH_HandleTypeDef *phost, uint8_t lun)
}
}
else if(URB_Status == USBH_URB_STALL)
else if (URB_Status == USBH_URB_STALL)
{
/* This is Data IN Stage STALL Condition */
MSC_Handle->hbot.state = BOT_ERROR_IN;
@ -266,10 +276,10 @@ USBH_StatusTypeDef USBH_MSC_BOT_Process (USBH_HandleTypeDef *phost, uint8_t lun)
break;
case BOT_DATA_OUT:
MSC_Handle->hbot.state = BOT_DATA_OUT_WAIT;
if (MSC_Handle->hbot.pbuf != NULL)
{
//Simple single-buffer operation
MSC_Handle->hbot.state = BOT_DATA_OUT_WAIT;
MSC_Handle->hbot.this_URB_size = MIN(MSC_Handle->hbot.cbw.field.DataTransferLength,
MSC_Handle->OutEpSize);
USBH_BulkSendData (phost,
@ -281,6 +291,7 @@ USBH_StatusTypeDef USBH_MSC_BOT_Process (USBH_HandleTypeDef *phost, uint8_t lun)
else
{
//Asynchronous multi-packet operation: get first packet
MSC_Handle->hbot.state = BOT_DATA_OUT_WAIT_RECEIVE_PACKET;
Callback_MSC_phost = phost;
if (Downstream_MSC_GetStreamDataPacket(USBH_MSC_BOT_Write_Multipacket_ReceivePacketCallback) != HAL_OK)
{
@ -289,6 +300,9 @@ USBH_StatusTypeDef USBH_MSC_BOT_Process (USBH_HandleTypeDef *phost, uint8_t lun)
}
break;
case BOT_DATA_OUT_WAIT_RECEIVE_PACKET:
break;
case BOT_DATA_OUT_WAIT:
URB_Status = USBH_LL_GetURBState(phost, MSC_Handle->OutPipe);
@ -309,6 +323,7 @@ USBH_StatusTypeDef USBH_MSC_BOT_Process (USBH_HandleTypeDef *phost, uint8_t lun)
if (MSC_Handle->hbot.cbw.field.DataTransferLength == 0)
{
//End of transmission
Downstream_ReleasePacket(MSC_Handle->hbot.bot_packet);
MSC_Handle->hbot.state = BOT_RECEIVE_CSW;
}
else
@ -317,6 +332,8 @@ USBH_StatusTypeDef USBH_MSC_BOT_Process (USBH_HandleTypeDef *phost, uint8_t lun)
if (MSC_Handle->hbot.bot_packet_bytes_remaining == 0)
{
//Get next bot_packet
Downstream_ReleasePacket(MSC_Handle->hbot.bot_packet);
MSC_Handle->hbot.state = BOT_DATA_OUT_WAIT_RECEIVE_PACKET;
if (Downstream_MSC_GetStreamDataPacket(USBH_MSC_BOT_Write_Multipacket_ReceivePacketCallback) != HAL_OK)
{
MSC_Handle->hbot.state = BOT_ERROR_OUT;
@ -334,8 +351,15 @@ USBH_StatusTypeDef USBH_MSC_BOT_Process (USBH_HandleTypeDef *phost, uint8_t lun)
else if(URB_Status == USBH_URB_NOTREADY)
{
/* Resend same data */
if (MSC_Handle->hbot.pbuf != NULL)
{
MSC_Handle->hbot.state = BOT_DATA_OUT;
}
else
{
USBH_MSC_BOT_Write_Multipacket_PrepareURB(phost);
}
}
else if(URB_Status == USBH_URB_STALL)
{
@ -437,12 +461,13 @@ void USBH_MSC_BOT_Read_Multipacket_FreePacketCallback(DownstreamPacketTypeDef* f
{
MSC_HandleTypeDef *MSC_Handle = (MSC_HandleTypeDef *) Callback_MSC_phost->pActiveClass->pData;
if (MSC_Handle->hbot.state != BOT_DATA_IN_WAIT)
if (MSC_Handle->hbot.state != BOT_DATA_IN_WAIT_FREE_PACKET)
{
Downstream_PacketProcessor_FreakOut();
return;
}
MSC_Handle->hbot.state = BOT_DATA_IN_WAIT;
MSC_Handle->hbot.bot_packet = freePacket;
MSC_Handle->hbot.bot_packet_pbuf = freePacket->Data;
MSC_Handle->hbot.bot_packet_bytes_remaining = BOT_PAGE_LENGTH;
@ -452,17 +477,19 @@ void USBH_MSC_BOT_Read_Multipacket_FreePacketCallback(DownstreamPacketTypeDef* f
void USBH_MSC_BOT_Read_Multipacket_PrepareURB(USBH_HandleTypeDef *phost)
{
uint32_t temp_URB_size;
MSC_HandleTypeDef *MSC_Handle = (MSC_HandleTypeDef *) phost->pActiveClass->pData;
MSC_Handle->hbot.this_URB_size = MSC_Handle->hbot.cbw.field.DataTransferLength;
if (MSC_Handle->hbot.this_URB_size > MSC_Handle->hbot.bot_packet_bytes_remaining)
temp_URB_size = MSC_Handle->hbot.cbw.field.DataTransferLength;
if (temp_URB_size > MSC_Handle->hbot.bot_packet_bytes_remaining)
{
MSC_Handle->hbot.this_URB_size = MSC_Handle->hbot.bot_packet_bytes_remaining;
temp_URB_size = MSC_Handle->hbot.bot_packet_bytes_remaining;
}
if (MSC_Handle->hbot.this_URB_size > MSC_Handle->InEpSize)
if (temp_URB_size > MSC_Handle->InEpSize)
{
MSC_Handle->hbot.this_URB_size = MSC_Handle->InEpSize;
temp_URB_size = MSC_Handle->InEpSize;
}
MSC_Handle->hbot.this_URB_size = (uint16_t)temp_URB_size;
USBH_BulkReceiveData(phost,
MSC_Handle->hbot.bot_packet_pbuf,
@ -476,12 +503,13 @@ void USBH_MSC_BOT_Write_Multipacket_ReceivePacketCallback(DownstreamPacketTypeDe
{
MSC_HandleTypeDef *MSC_Handle = (MSC_HandleTypeDef *) Callback_MSC_phost->pActiveClass->pData;
if (MSC_Handle->hbot.state != BOT_DATA_OUT_WAIT)
if (MSC_Handle->hbot.state != BOT_DATA_OUT_WAIT_RECEIVE_PACKET)
{
Downstream_PacketProcessor_FreakOut();
return;
}
MSC_Handle->hbot.state = BOT_DATA_OUT_WAIT;
MSC_Handle->hbot.bot_packet = receivedPacket;
MSC_Handle->hbot.bot_packet_pbuf = receivedPacket->Data;
MSC_Handle->hbot.bot_packet_bytes_remaining = dataLength;
@ -491,17 +519,20 @@ void USBH_MSC_BOT_Write_Multipacket_ReceivePacketCallback(DownstreamPacketTypeDe
void USBH_MSC_BOT_Write_Multipacket_PrepareURB(USBH_HandleTypeDef *phost)
{
uint32_t temp_URB_size;
MSC_HandleTypeDef *MSC_Handle = (MSC_HandleTypeDef *) phost->pActiveClass->pData;
MSC_Handle->hbot.this_URB_size = MSC_Handle->hbot.cbw.field.DataTransferLength;
if (MSC_Handle->hbot.this_URB_size > MSC_Handle->hbot.bot_packet_bytes_remaining)
temp_URB_size = MSC_Handle->hbot.cbw.field.DataTransferLength;
if (temp_URB_size > MSC_Handle->hbot.bot_packet_bytes_remaining)
{
MSC_Handle->hbot.this_URB_size = MSC_Handle->hbot.bot_packet_bytes_remaining;
temp_URB_size = MSC_Handle->hbot.bot_packet_bytes_remaining;
}
if (MSC_Handle->hbot.this_URB_size > MSC_Handle->OutEpSize)
if (temp_URB_size > MSC_Handle->OutEpSize)
{
MSC_Handle->hbot.this_URB_size = MSC_Handle->OutEpSize;
temp_URB_size = MSC_Handle->OutEpSize;
}
MSC_Handle->hbot.this_URB_size = (uint16_t)temp_URB_size;
USBH_BulkSendData (phost,
MSC_Handle->hbot.bot_packet_pbuf,
MSC_Handle->hbot.this_URB_size,

3
Downstream/Middlewares/ST/STM32_USB_Host_Library/Class/MSC/Src/usbh_msc_scsi.c
Unescape View File

@ -388,8 +388,7 @@ USBH_StatusTypeDef USBH_MSC_SCSI_Read(USBH_HandleTypeDef *phost,
switch(MSC_Handle->hbot.cmd_state)
{
case BOT_CMD_SEND:
/*Prepare the CBW and relevent field*/
/*Prepare the CBW and relevant fields*/
MSC_Handle->hbot.cbw.field.DataTransferLength = length * MSC_Handle->unit[lun].capacity.block_size;;
MSC_Handle->hbot.cbw.field.Flags = USB_EP_DIR_IN;
MSC_Handle->hbot.cbw.field.CBLength = CBW_LENGTH;

50
Downstream/Src/downstream_msc.c
Unescape View File

@ -28,7 +28,7 @@ void Downstream_MSC_PacketProcessor_GetCapacity(DownstreamPacketTypeDef* receive
void Downstream_MSC_PacketProcessor_BeginRead(DownstreamPacketTypeDef* receivedPacket);
void Downstream_MSC_PacketProcessor_BeginWrite(DownstreamPacketTypeDef* receivedPacket);
void Downstream_MSC_PacketProcessor_RdWrCompleteCallback(USBH_StatusTypeDef result);
void Downstream_MSC_GetStreamDataPacketCallback(DownstreamPacketTypeDef* replyPacket);
void Downstream_MSC_GetStreamDataPacketCallback(DownstreamPacketTypeDef* receivedPacket);
//High-level checks on the connected device. We don't want some weirdly
@ -69,11 +69,11 @@ void Downstream_MSC_PacketProcessor(DownstreamPacketTypeDef* receivedPacket)
Downstream_MSC_PacketProcessor_GetCapacity(receivedPacket);
break;
case COMMAND_MSC_BEGIN_READ:
case COMMAND_MSC_READ:
Downstream_MSC_PacketProcessor_BeginRead(receivedPacket);
break;
case COMMAND_MSC_BEGIN_WRITE:
case COMMAND_MSC_WRITE:
Downstream_MSC_PacketProcessor_BeginWrite(receivedPacket);
break;
@ -94,7 +94,7 @@ void Downstream_MSC_PacketProcessor_TestUnitReady(DownstreamPacketTypeDef* recei
{
receivedPacket->Data[0] = HAL_ERROR;
}
receivedPacket->Length = DOWNSTREAM_PACKET_HEADER_LEN + 1;
receivedPacket->Length16 = DOWNSTREAM_PACKET_HEADER_LEN_16 + 1;
Downstream_PacketProcessor_ClassReply(receivedPacket);
}
@ -103,7 +103,7 @@ void Downstream_MSC_PacketProcessor_GetCapacity(DownstreamPacketTypeDef* receive
{
MSC_HandleTypeDef* MSC_Handle = (MSC_HandleTypeDef*)hUsbHostFS.pActiveClass->pData;
receivedPacket->Length = DOWNSTREAM_PACKET_HEADER_LEN + 8;
receivedPacket->Length16 = DOWNSTREAM_PACKET_HEADER_LEN_16 + (8 / 2);
*(uint32_t*)&(receivedPacket->Data[0]) = MSC_Handle->unit[MSC_FIXED_LUN].capacity.block_nbr;
*(uint32_t*)&(receivedPacket->Data[4]) = (uint32_t)MSC_Handle->unit[MSC_FIXED_LUN].capacity.block_size;
Downstream_PacketProcessor_ClassReply(receivedPacket);
@ -118,7 +118,7 @@ void Downstream_MSC_PacketProcessor_BeginRead(DownstreamPacketTypeDef* receivedP
uint64_t readByteCount;
MSC_HandleTypeDef* MSC_Handle = (MSC_HandleTypeDef*)hUsbHostFS.pActiveClass->pData;
if (receivedPacket->Length != (DOWNSTREAM_PACKET_HEADER_LEN + (4 * 3)))
if (receivedPacket->Length16 != (DOWNSTREAM_PACKET_HEADER_LEN_16 + ((4 * 3) / 2)))
{
Downstream_PacketProcessor_FreakOut();
return;
@ -136,7 +136,7 @@ void Downstream_MSC_PacketProcessor_BeginRead(DownstreamPacketTypeDef* receivedP
}
receivedPacket->Data[0] = HAL_ERROR;
receivedPacket->Length = DOWNSTREAM_PACKET_HEADER_LEN + 1;
receivedPacket->Length16 = DOWNSTREAM_PACKET_HEADER_LEN_16 + 1;
if (USBH_MSC_UnitIsReady(&hUsbHostFS, MSC_FIXED_LUN))
{
if (USBH_MSC_Read(&hUsbHostFS,
@ -171,7 +171,7 @@ void Downstream_MSC_PacketProcessor_BeginWrite(DownstreamPacketTypeDef* received
uint64_t writeByteCount;
MSC_HandleTypeDef* MSC_Handle = (MSC_HandleTypeDef*)hUsbHostFS.pActiveClass->pData;
if (receivedPacket->Length != (DOWNSTREAM_PACKET_HEADER_LEN + (4 * 3)))
if (receivedPacket->Length16 != (DOWNSTREAM_PACKET_HEADER_LEN_16 + ((4 * 3) / 2)))
{
Downstream_PacketProcessor_FreakOut();
return;
@ -193,7 +193,7 @@ void Downstream_MSC_PacketProcessor_BeginWrite(DownstreamPacketTypeDef* received
ByteCount = (uint32_t)writeByteCount;
receivedPacket->Data[0] = HAL_ERROR;
receivedPacket->Length = DOWNSTREAM_PACKET_HEADER_LEN + 1;
receivedPacket->Length16 = DOWNSTREAM_PACKET_HEADER_LEN_16 + 1;
//Our host stack has no way to detect if write-protection is enabled.
//So currently we can't return HAL_BUSY to Upstream in this situation.
@ -214,11 +214,16 @@ void Downstream_MSC_PacketProcessor_BeginWrite(DownstreamPacketTypeDef* received
//Used by USB MSC host driver
HAL_StatusTypeDef Downstream_MSC_PutStreamDataPacket(DownstreamPacketTypeDef* packetToSend,
uint32_t dataLength)
uint32_t dataLength8)
{
packetToSend->Length = dataLength + DOWNSTREAM_PACKET_HEADER_LEN;
if ((dataLength8 % 2) != 0)
{
return HAL_ERROR;
}
packetToSend->Length16 = (dataLength8 / 2) + DOWNSTREAM_PACKET_HEADER_LEN_16;
packetToSend->CommandClass = COMMAND_CLASS_MASS_STORAGE | COMMAND_CLASS_DATA_FLAG;
packetToSend->Command = COMMAND_MSC_BEGIN_WRITE;
packetToSend->Command = COMMAND_MSC_READ;
return Downstream_TransmitPacket(packetToSend);
}
@ -244,28 +249,30 @@ HAL_StatusTypeDef Downstream_MSC_GetStreamDataPacket(DownstreamMSCCallbackPacket
}
void Downstream_MSC_GetStreamDataPacketCallback(DownstreamPacketTypeDef* replyPacket)
void Downstream_MSC_GetStreamDataPacketCallback(DownstreamPacketTypeDef* receivedPacket)
{
uint16_t dataLength;
uint16_t dataLength8;
ReadStreamBusy = 0;
if (GetStreamDataCallback == NULL)
{
ReadStreamPacket = replyPacket; //We used up our callback already, so save this one for later.
ReadStreamPacket = receivedPacket; //We used up our callback already, so save this one for later.
return;
}
if (((replyPacket->CommandClass & COMMAND_CLASS_DATA_FLAG) == 0) || //Any incoming 'command' (as opposed to incoming 'data') is an automatic fail here
(replyPacket->Length <= DOWNSTREAM_PACKET_HEADER_LEN) || //Should be at least one data byte in the packet.
(replyPacket->Length > ByteCount))
dataLength8 = (receivedPacket->Length16 - DOWNSTREAM_PACKET_HEADER_LEN_16) * 2;
if ((receivedPacket->CommandClass != (COMMAND_CLASS_MASS_STORAGE | COMMAND_CLASS_DATA_FLAG)) || //Must be MSC command with data flag set
(receivedPacket->Command != COMMAND_MSC_WRITE) || //Must be write command
(receivedPacket->Length16 <= DOWNSTREAM_PACKET_HEADER_LEN_16) || //Should be at least one data byte in the packet.
(dataLength8 > ByteCount))
{
Downstream_PacketProcessor_FreakOut();
return;
}
dataLength = replyPacket->Length - DOWNSTREAM_PACKET_HEADER_LEN;
ByteCount -= dataLength;
GetStreamDataCallback(replyPacket, dataLength); //usb_msc_scsi will use this packet, so don't release now
ByteCount -= dataLength8;
GetStreamDataCallback(receivedPacket, dataLength8); //usb_msc_scsi will use this packet, so don't release now
if (ByteCount > 0)
{
Downstream_MSC_GetStreamDataPacket(NULL); //Try to get the next packet now, before USB asks for it
@ -273,3 +280,4 @@ void Downstream_MSC_GetStreamDataPacketCallback(DownstreamPacketTypeDef* replyPa
}

197
Downstream/Src/downstream_spi.c
Unescape View File

@ -23,6 +23,8 @@ InterfaceStateTypeDef DownstreamInterfaceState = DOWNSTREAM_INTERFACE_IDLE;
FreePacketCallbackTypeDef PendingFreePacketCallback = NULL; //Indicates someone is waiting for a packet buffer to become available
SpiPacketReceivedCallbackTypeDef ReceivePacketCallback = NULL; //Indicates someone is waiting for a received packet
uint32_t TemporaryIncomingPacketLength = 0;
uint8_t SpiInterruptCompleted = 0;
HAL_StatusTypeDef Downstream_CheckPreparePacketReception(void);
@ -38,7 +40,7 @@ void Downstream_InitSPI(void)
Hspi1.Instance = SPI1;
Hspi1.Init.Mode = SPI_MODE_SLAVE;
Hspi1.Init.Direction = SPI_DIRECTION_2LINES;
Hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
Hspi1.Init.DataSize = SPI_DATASIZE_16BIT;
Hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
Hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
Hspi1.Init.NSS = SPI_NSS_HARD_INPUT;
@ -116,7 +118,6 @@ void Downstream_ReleasePacket(DownstreamPacketTypeDef* packetToRelease)
}
//Used by Downstream state machine and USB classes.
//Ok to call when idle or transmitting.
//Not OK to call when receiving or awaiting reception.
@ -171,11 +172,11 @@ void Downstream_PrepareReceivePacketSize(DownstreamPacketTypeDef* freePacket)
return;
}
CurrentWorkingPacket = freePacket;
//CurrentWorkingPacket->Length = 0;
//if (HAL_SPI_TransmitReceive_DMA(... ????
if (HAL_SPI_Receive_DMA(&Hspi1,
(uint8_t*)&CurrentWorkingPacket->Length,
(2 + 1)) != HAL_OK) //"When the CRC feature is enabled the pData Length must be Size + 1"
CurrentWorkingPacket->Length16 = 0;
if (HAL_SPI_TransmitReceive_IT(&Hspi1,
(uint8_t*)&CurrentWorkingPacket->Length16,
(uint8_t*)&CurrentWorkingPacket->Length16,
2) != HAL_OK) //We only need to read one word, but the peripheral library freaks out...
{
DOWNSTREAM_SPI_FREAKOUT;
return;
@ -185,63 +186,8 @@ void Downstream_PrepareReceivePacketSize(DownstreamPacketTypeDef* freePacket)
}
//Called at the end of the SPI RX DMA transfer,
//at DMA2 interrupt priority. Assume *hspi points to our hspi1.
void HAL_SPI_RxCpltCallback(SPI_HandleTypeDef *hspi)
{
SpiPacketReceivedCallbackTypeDef tempPacketCallback;
UPSTREAM_TX_REQUEST_DEASSERT;
if (DownstreamInterfaceState >= DOWNSTREAM_INTERFACE_ERROR)
{
return;
}
if (DownstreamInterfaceState == DOWNSTREAM_INTERFACE_RX_SIZE_WAIT)
{
if ((CurrentWorkingPacket->Length < DOWNSTREAM_PACKET_LEN_MIN) ||
(CurrentWorkingPacket->Length > DOWNSTREAM_PACKET_LEN))
{
DOWNSTREAM_SPI_FREAKOUT;
return;
}
DownstreamInterfaceState = DOWNSTREAM_INTERFACE_RX_PACKET_WAIT;
if ((HAL_SPI_Receive_DMA(&Hspi1,
&CurrentWorkingPacket->CommandClass,
CurrentWorkingPacket->Length + 1)) != HAL_OK) //"When the CRC feature is enabled the pData Length must be Size + 1"
{
DOWNSTREAM_SPI_FREAKOUT;
return;
}
UPSTREAM_TX_REQUEST_ASSERT;
return;
}
if (DownstreamInterfaceState == DOWNSTREAM_INTERFACE_RX_PACKET_WAIT)
{
DownstreamInterfaceState = DOWNSTREAM_INTERFACE_IDLE;
if (ReceivePacketCallback == NULL)
{
DOWNSTREAM_SPI_FREAKOUT;
return;
}
//Packet processor may want to receive another packet immediately,
//so clear ReceivePacketCallback before the call.
//It is the callback's responsibility to release the packet buffer we are passing to it!
tempPacketCallback = ReceivePacketCallback;
ReceivePacketCallback = NULL;
tempPacketCallback(CurrentWorkingPacket);
return;
}
//case default:
DOWNSTREAM_SPI_FREAKOUT;
}
//Used by Downstream state machine (and USB classes?).
//Used by Downstream state machine and USB classes.
//Call when idle or transmitting.
//It doesn't make sense to call when receiving or awaiting reception.
HAL_StatusTypeDef Downstream_TransmitPacket(DownstreamPacketTypeDef* packetToWrite)
@ -259,8 +205,8 @@ HAL_StatusTypeDef Downstream_TransmitPacket(DownstreamPacketTypeDef* packetToWri
return HAL_ERROR;
}
if ((packetToWrite->Busy != BUSY) ||
(packetToWrite->Length < DOWNSTREAM_PACKET_LEN_MIN) ||
(packetToWrite->Length > DOWNSTREAM_PACKET_LEN))
(packetToWrite->Length16 < DOWNSTREAM_PACKET_LEN_MIN_16) ||
(packetToWrite->Length16 > DOWNSTREAM_PACKET_LEN_16))
{
DOWNSTREAM_SPI_FREAKOUT;
return HAL_ERROR;
@ -281,10 +227,11 @@ HAL_StatusTypeDef Downstream_TransmitPacket(DownstreamPacketTypeDef* packetToWri
case DOWNSTREAM_INTERFACE_IDLE:
DownstreamInterfaceState = DOWNSTREAM_INTERFACE_TX_SIZE_WAIT;
CurrentWorkingPacket = packetToWrite;
if (HAL_SPI_TransmitReceive_DMA(&Hspi1,
(uint8_t*)&CurrentWorkingPacket->Length,
(uint8_t*)&CurrentWorkingPacket->Length,
2 + 1) != HAL_OK) //"When the CRC feature is enabled the pRxData Length must be Size + 1"
if (HAL_SPI_TransmitReceive_IT(&Hspi1,
(uint8_t*)&CurrentWorkingPacket->Length16,
(uint8_t*)&TemporaryIncomingPacketLength,
2) != HAL_OK) //We only need to write one word, but the peripheral library freaks out...
{
DOWNSTREAM_SPI_FREAKOUT;
return HAL_ERROR;
@ -301,26 +248,29 @@ HAL_StatusTypeDef Downstream_TransmitPacket(DownstreamPacketTypeDef* packetToWri
}
//Called at the end of the SPI TxRx DMA transfer,
//at DMA2 interrupt priority. Assume *hspi points to our hspi1.
//We use TxRx to send our reply packet to check if Upstream was trying
//to send us a packet at the same time.
void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi)
//Do stuff at main loop priority after SPI transaction is complete
void Downstream_SPIProcess(void)
{
UPSTREAM_TX_REQUEST_DEASSERT;
SpiPacketReceivedCallbackTypeDef tempPacketCallback;
if (DownstreamInterfaceState >= DOWNSTREAM_INTERFACE_ERROR)
if (SpiInterruptCompleted == 0)
{
return;
}
if (DownstreamInterfaceState != DOWNSTREAM_INTERFACE_TX_SIZE_WAIT)
SpiInterruptCompleted = 0;
UPSTREAM_TX_REQUEST_DEASSERT;
if (DownstreamInterfaceState >= DOWNSTREAM_INTERFACE_ERROR)
{
DOWNSTREAM_SPI_FREAKOUT;
return;
}
if (CurrentWorkingPacket->Length != 0)
//Finished transmitting packet size
if (DownstreamInterfaceState == DOWNSTREAM_INTERFACE_TX_SIZE_WAIT)
{
if (TemporaryIncomingPacketLength != 0)
{
//Currently we just freak out if Upstream sends us an unexpected command.
//Theoretically we could reset our downstream state machine and accept the new command...
@ -329,34 +279,21 @@ void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi)
}
DownstreamInterfaceState = DOWNSTREAM_INTERFACE_TX_PACKET_WAIT;
if ((HAL_SPI_Transmit_DMA(&Hspi1,
if (HAL_SPI_TransmitReceive_IT(&Hspi1,
&CurrentWorkingPacket->CommandClass,
CurrentWorkingPacket->Length)) != HAL_OK)
&CurrentWorkingPacket->CommandClass,
((CurrentWorkingPacket->Length16 < 2) ? 2 : CurrentWorkingPacket->Length16)) != HAL_OK)
{
DOWNSTREAM_SPI_FREAKOUT;
return;
}
UPSTREAM_TX_REQUEST_ASSERT;
}
//Called at the end of the SPI TX DMA transfer,
//at DMA2 interrupt priority. Assume *hspi points to our hspi1.
void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi)
{
UPSTREAM_TX_REQUEST_DEASSERT;
if (DownstreamInterfaceState >= DOWNSTREAM_INTERFACE_ERROR)
{
return;
}
if (DownstreamInterfaceState != DOWNSTREAM_INTERFACE_TX_PACKET_WAIT)
//Finished transmitting packet body
if (DownstreamInterfaceState == DOWNSTREAM_INTERFACE_TX_PACKET_WAIT)
{
DOWNSTREAM_SPI_FREAKOUT;
return;
}
Downstream_ReleasePacket(CurrentWorkingPacket);
if (NextTxPacket != NULL)
{
@ -365,10 +302,10 @@ void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi)
DownstreamInterfaceState = DOWNSTREAM_INTERFACE_TX_SIZE_WAIT;
CurrentWorkingPacket = NextTxPacket;
NextTxPacket = NULL;
if (HAL_SPI_TransmitReceive_DMA(&Hspi1,
(uint8_t*)&CurrentWorkingPacket->Length,
(uint8_t*)&CurrentWorkingPacket->Length,
2 + 1) != HAL_OK) //"When the CRC feature is enabled the pRxData Length must be Size + 1"
if (HAL_SPI_TransmitReceive_IT(&Hspi1,
(uint8_t*)&CurrentWorkingPacket->Length16,
(uint8_t*)&TemporaryIncomingPacketLength,
2) != HAL_OK) //We only need to write one word, but the peripheral library freaks out...
{
DOWNSTREAM_SPI_FREAKOUT;
return;
@ -382,6 +319,64 @@ void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi)
{
Downstream_CheckPreparePacketReception();
}
return;
}
if (DownstreamInterfaceState == DOWNSTREAM_INTERFACE_RX_SIZE_WAIT)
{
if ((CurrentWorkingPacket->Length16 < DOWNSTREAM_PACKET_LEN_MIN_16) ||
(CurrentWorkingPacket->Length16 > DOWNSTREAM_PACKET_LEN_16))
{
DOWNSTREAM_SPI_FREAKOUT;
return;
}
DownstreamInterfaceState = DOWNSTREAM_INTERFACE_RX_PACKET_WAIT;
if (HAL_SPI_TransmitReceive_IT(&Hspi1,
&CurrentWorkingPacket->CommandClass,
&CurrentWorkingPacket->CommandClass,
((CurrentWorkingPacket->Length16 < 2) ? 2 : CurrentWorkingPacket->Length16)) != HAL_OK)
{
DOWNSTREAM_SPI_FREAKOUT;
return;
}
UPSTREAM_TX_REQUEST_ASSERT;
return;
}
if (DownstreamInterfaceState == DOWNSTREAM_INTERFACE_RX_PACKET_WAIT)
{
DownstreamInterfaceState = DOWNSTREAM_INTERFACE_IDLE;
if (ReceivePacketCallback == NULL)
{
DOWNSTREAM_SPI_FREAKOUT;
return;
}
//Packet processor may want to receive another packet immediately,
//so clear ReceivePacketCallback before the call.
//It is the callback's responsibility to release the packet buffer we are passing to it!
tempPacketCallback = ReceivePacketCallback;
ReceivePacketCallback = NULL;
tempPacketCallback(CurrentWorkingPacket);
return;
}
//case default:
DOWNSTREAM_SPI_FREAKOUT;
}
//Called at the end of the SPI TxRx DMA transfer,
//at DMA2 interrupt priority. Assume *hspi points to our hspi1.
//We use TxRx to send our reply packet to check if Upstream was trying
//to send us a packet at the same time.
//We also TxRx our packet body because the SPI silicon is buggy at the end of
//a transmit-only DMA transfer with CRC! (it does not clear RXNE flag on request)
void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi)
{
SpiInterruptCompleted = 1;
}

20
Downstream/Src/downstream_statemachine.c
Unescape View File

@ -13,7 +13,6 @@
#include "usbh_core.h"
#include "usbh_msc.h"
#include "led.h"
#include "interrupts.h"
@ -58,7 +57,7 @@ void Downstream_PacketProcessor(DownstreamPacketTypeDef* receivedPacket)
//we need to tell Upstream of the fact (and not freak out).
if (DownstreamState == STATE_DEVICE_NOT_READY)
{
receivedPacket->Length = DOWNSTREAM_PACKET_HEADER_LEN;
receivedPacket->Length16 = DOWNSTREAM_PACKET_HEADER_LEN_16;
receivedPacket->CommandClass = COMMAND_CLASS_ERROR;
receivedPacket->Command = COMMAND_ERROR_DEVICE_DISCONNECTED;
Downstream_PacketProcessor_ClassReply(receivedPacket);
@ -135,7 +134,7 @@ void Downstream_PacketProcessor_Interface(DownstreamPacketTypeDef* receivedPacke
void Downstream_PacketProcessor_Interface_ReplyNotifyDevice(DownstreamPacketTypeDef* replyPacket)
{
replyPacket->Length = DOWNSTREAM_PACKET_HEADER_LEN + 1;
replyPacket->Length16 = DOWNSTREAM_PACKET_HEADER_LEN_16 + 1;
replyPacket->CommandClass = COMMAND_CLASS_INTERFACE;
replyPacket->Command = COMMAND_INTERFACE_NOTIFY_DEVICE;
replyPacket->Data[0] = ConfiguredDeviceClass;
@ -150,7 +149,7 @@ void Downstream_PacketProcessor_Interface_ReplyNotifyDevice(DownstreamPacketType
void Downstream_PacketProcessor_GenericErrorReply(DownstreamPacketTypeDef* replyPacket)
{
replyPacket->Length = DOWNSTREAM_PACKET_HEADER_LEN;
replyPacket->Length16 = DOWNSTREAM_PACKET_HEADER_LEN_16;
replyPacket->CommandClass = COMMAND_CLASS_ERROR;
replyPacket->Command = COMMAND_ERROR_GENERIC;
@ -168,7 +167,6 @@ void Downstream_PacketProcessor_ClassReply(DownstreamPacketTypeDef* replyPacket)
//This callback receives various event ids from the host stack,
//either at INT_PRIORITY_OTG_FS or from main().
//We should therefore elevate our execution priority to INT_PRIORITY_OTG_FS where necessary.
void Downstream_HostUserCallback(USBH_HandleTypeDef *phost, uint8_t id)
{
InterfaceCommandClassTypeDef newActiveClass = COMMAND_CLASS_INTERFACE;
@ -178,20 +176,18 @@ void Downstream_HostUserCallback(USBH_HandleTypeDef *phost, uint8_t id)
return;
}
//Called from USB interrupt
//Called from USB interrupt.
//Simple function shouldn't need to worry about preempting anything important.
if (id == HOST_USER_DISCONNECTION)
{
DownstreamState = STATE_DEVICE_NOT_READY;
return;
}
__set_BASEPRI(INT_PRIORITY_OTG_FS); //Elevate our priority level so we aren't interrupted
//Called from main()
if (id == HOST_USER_UNRECOVERED_ERROR)
{
DOWNSTREAM_STATEMACHINE_FREAKOUT;
__set_BASEPRI(0);
return;
}
@ -214,7 +210,6 @@ void Downstream_HostUserCallback(USBH_HandleTypeDef *phost, uint8_t id)
default:
LED_Fault_SetBlinkRate(LED_SLOW_BLINK_RATE);
DownstreamState = STATE_ERROR;
__set_BASEPRI(0);
return;
}
@ -223,7 +218,6 @@ void Downstream_HostUserCallback(USBH_HandleTypeDef *phost, uint8_t id)
if (newActiveClass == COMMAND_CLASS_INTERFACE)
{
DOWNSTREAM_STATEMACHINE_FREAKOUT;
__set_BASEPRI(0);
return;
}
@ -233,7 +227,6 @@ void Downstream_HostUserCallback(USBH_HandleTypeDef *phost, uint8_t id)
(ConfiguredDeviceClass != newActiveClass))
{
DOWNSTREAM_STATEMACHINE_FREAKOUT;
__set_BASEPRI(0);
return;
}
ConfiguredDeviceClass = newActiveClass;
@ -241,19 +234,16 @@ void Downstream_HostUserCallback(USBH_HandleTypeDef *phost, uint8_t id)
if (DownstreamState == STATE_WAIT_DEVICE_READY)
{
Downstream_GetFreePacket(Downstream_PacketProcessor_Interface_ReplyNotifyDevice);
__set_BASEPRI(0);
return;
}
if (DownstreamState == STATE_DEVICE_NOT_READY)
{
DownstreamState = STATE_DEVICE_READY;
__set_BASEPRI(0);
return;
}
DOWNSTREAM_STATEMACHINE_FREAKOUT;
__set_BASEPRI(0);
return;
}
}

83
Downstream/Src/hal_msp.c
Unescape View File

@ -56,7 +56,7 @@ void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi)
if(hspi->Instance==SPI1)
{
__SPI1_CLK_ENABLE();
__DMA2_CLK_ENABLE();
// __DMA2_CLK_ENABLE();
/**SPI1 GPIO Configuration
PA4 ------> SPI_NSS
@ -64,50 +64,59 @@ void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi)
PA6 ------> SPI1_MISO
PA7 ------> SPI1_MOSI
*/
GPIO_InitStruct.Pin = GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7;
GPIO_InitStruct.Pin = GPIO_PIN_4; //NSS is active low so pull up
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_MEDIUM;
GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7; //SCK & data are active high so pull down
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
UPSTREAM_TX_REQUEST_DEASSERT;
GPIO_InitStruct.Pin = UPSTREAM_TX_REQUEST_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(UPSTREAM_TX_REQUEST_PORT, &GPIO_InitStruct);
/* Peripheral DMA init*/
hdma_spi1_rx.Instance = DMA2_Stream2;
hdma_spi1_rx.Init.Channel = DMA_CHANNEL_3;
hdma_spi1_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
hdma_spi1_rx.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_spi1_rx.Init.MemInc = DMA_MINC_ENABLE;
hdma_spi1_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
hdma_spi1_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
hdma_spi1_rx.Init.Mode = DMA_NORMAL;
hdma_spi1_rx.Init.Priority = DMA_PRIORITY_MEDIUM;
hdma_spi1_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
HAL_DMA_Init(&hdma_spi1_rx);
__HAL_LINKDMA(hspi,hdmarx,hdma_spi1_rx);
hdma_spi1_tx.Instance = DMA2_Stream3;
hdma_spi1_tx.Init.Channel = DMA_CHANNEL_3;
hdma_spi1_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
hdma_spi1_tx.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_spi1_tx.Init.MemInc = DMA_MINC_ENABLE;
hdma_spi1_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
hdma_spi1_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
hdma_spi1_tx.Init.Mode = DMA_NORMAL;
hdma_spi1_tx.Init.Priority = DMA_PRIORITY_MEDIUM;
hdma_spi1_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
HAL_DMA_Init(&hdma_spi1_tx);
__HAL_LINKDMA(hspi,hdmatx,hdma_spi1_tx);
/* DMA interrupt init */
HAL_NVIC_SetPriority(DMA2_Stream2_IRQn, INT_PRIORITY_SPI_DMA, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream2_IRQn);
HAL_NVIC_SetPriority(DMA2_Stream3_IRQn, INT_PRIORITY_SPI_DMA, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream3_IRQn);
//Interrupt-based SPI now!
HAL_NVIC_SetPriority(SPI1_IRQn, INT_PRIORITY_SPI, 0);
HAL_NVIC_EnableIRQ(SPI1_IRQn);
// /* Peripheral DMA init*/
// hdma_spi1_rx.Instance = DMA2_Stream2;
// hdma_spi1_rx.Init.Channel = DMA_CHANNEL_3;
// hdma_spi1_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
// hdma_spi1_rx.Init.PeriphInc = DMA_PINC_DISABLE;
// hdma_spi1_rx.Init.MemInc = DMA_MINC_ENABLE;
// hdma_spi1_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
// hdma_spi1_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
// hdma_spi1_rx.Init.Mode = DMA_NORMAL;
// hdma_spi1_rx.Init.Priority = DMA_PRIORITY_MEDIUM;
// hdma_spi1_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
// HAL_DMA_Init(&hdma_spi1_rx);
// __HAL_LINKDMA(hspi,hdmarx,hdma_spi1_rx);
//
// hdma_spi1_tx.Instance = DMA2_Stream3;
// hdma_spi1_tx.Init.Channel = DMA_CHANNEL_3;
// hdma_spi1_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
// hdma_spi1_tx.Init.PeriphInc = DMA_PINC_DISABLE;
// hdma_spi1_tx.Init.MemInc = DMA_MINC_ENABLE;
// hdma_spi1_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
// hdma_spi1_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
// hdma_spi1_tx.Init.Mode = DMA_NORMAL;
// hdma_spi1_tx.Init.Priority = DMA_PRIORITY_MEDIUM;
// hdma_spi1_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
// HAL_DMA_Init(&hdma_spi1_tx);
// __HAL_LINKDMA(hspi,hdmatx,hdma_spi1_tx);
//
// /* DMA interrupt init */
// HAL_NVIC_SetPriority(DMA2_Stream2_IRQn, INT_PRIORITY_SPI_DMA, 0);
// HAL_NVIC_EnableIRQ(DMA2_Stream2_IRQn);
// HAL_NVIC_SetPriority(DMA2_Stream3_IRQn, INT_PRIORITY_SPI_DMA, 0);
// HAL_NVIC_EnableIRQ(DMA2_Stream3_IRQn);
}
}
@ -127,8 +136,8 @@ void HAL_SPI_MspDeInit(SPI_HandleTypeDef* hspi)
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7);
/* Peripheral DMA DeInit*/
HAL_DMA_DeInit(hspi->hdmarx);
HAL_DMA_DeInit(hspi->hdmatx);
// HAL_DMA_DeInit(hspi->hdmarx);
// HAL_DMA_DeInit(hspi->hdmatx);
}
}

40
Downstream/Src/interrupts.c
Unescape View File

@ -35,12 +35,15 @@
#include "stm32f4xx.h"
#include "interrupts.h"
#include "led.h"
#include "board_config.h"
/* External variables --------------------------------------------------------*/
extern HCD_HandleTypeDef hhcd_USB_OTG_FS;
extern DMA_HandleTypeDef hdma_spi1_rx;
extern DMA_HandleTypeDef hdma_spi1_tx;
extern SPI_HandleTypeDef Hspi1;
//extern DMA_HandleTypeDef hdma_spi1_rx;
//extern DMA_HandleTypeDef hdma_spi1_tx;
/******************************************************************************/
/* Cortex-M4 Processor Interruption and Exception Handlers */
@ -62,22 +65,31 @@ void SysTick_Handler(void)
/* please refer to the startup file (startup_stm32f4xx.s). */
/******************************************************************************/
/**
* @brief This function handles DMA2 Stream2 global interrupt.
*/
void DMA2_Stream2_IRQHandler(void)
{
HAL_DMA_IRQHandler(&hdma_spi1_rx);
}
///**
//* @brief This function handles DMA2 Stream2 global interrupt.
//*/
//void DMA2_Stream2_IRQHandler(void)
//{
// HAL_DMA_IRQHandler(&hdma_spi1_rx);
//}
//
///**
//* @brief This function handles DMA2 Stream3 global interrupt.
//*/
//void DMA2_Stream3_IRQHandler(void)
//{
// HAL_DMA_IRQHandler(&hdma_spi1_tx);
//}
/**
* @brief This function handles DMA2 Stream3 global interrupt.
*/
void DMA2_Stream3_IRQHandler(void)
void SPI1_IRQHandler(void)
{
HAL_DMA_IRQHandler(&hdma_spi1_tx);
SPI_INT_ACTIVE_ON;
HAL_SPI_IRQHandler(&Hspi1);
SPI_INT_ACTIVE_OFF;
}
/**
* @brief This function handles USB On The Go FS global interrupt.
*/

9
Downstream/Src/main.c
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@ -35,10 +35,10 @@
#include "usb_host.h"
#include "board_config.h"
#include "downstream_statemachine.h"
#include "downstream_spi.h"
#include "led.h"
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void GPIO_Init(void);
@ -63,7 +63,7 @@ int main(void)
while (1)
{
USB_Host_Process();
Downstream_SPIProcess();
}
}
@ -158,6 +158,11 @@ void GPIO_Init(void)
STAT_LED_OFF;
GPIO_InitStruct.Pin = STAT_LED_PIN;
HAL_GPIO_Init(STAT_LED_PORT, &GPIO_InitStruct);
//SPI_INT_ACTIVE indicator
GPIO_InitStruct.Pin = SPI_INT_ACTIVE_PIN;
HAL_GPIO_Init(SPI_INT_ACTIVE_PORT, &GPIO_InitStruct);
SPI_INT_ACTIVE_OFF;
}

2
Downstream/Src/usb_host.c
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@ -42,7 +42,6 @@
USBH_HandleTypeDef hUsbHostFS;
/* init function */
void USB_Host_Init(void)
{
@ -61,6 +60,7 @@ void USB_Host_Process()
{
/* USB Host Background task */
USBH_Process(&hUsbHostFS);
}

2
Upstream/.cproject
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@ -15,7 +15,7 @@
<configuration artifactName="${ProjName}" buildArtefactType="org.eclipse.cdt.build.core.buildArtefactType.exe" buildProperties="org.eclipse.cdt.build.core.buildType=org.eclipse.cdt.build.core.buildType.debug,org.eclipse.cdt.build.core.buildArtefactType=org.eclipse.cdt.build.core.buildArtefactType.exe" cleanCommand="${cross_rm} -rf" description="" id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.647490853" name="Debug" parent="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug">
<folderInfo id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.647490853." name="/" resourcePath="">
<toolChain id="ilg.gnuarmeclipse.managedbuild.cross.toolchain.elf.debug.294361820" name="Cross ARM GCC" superClass="ilg.gnuarmeclipse.managedbuild.cross.toolchain.elf.debug">
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level.601772204" name="Optimization Level" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level" value="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level.debug" valueType="enumerated"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level.601772204" name="Optimization Level" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level" value="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level.none" valueType="enumerated"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.messagelength.142282729" name="Message length (-fmessage-length=0)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.messagelength" value="true" valueType="boolean"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.signedchar.1146859292" name="'char' is signed (-fsigned-char)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.signedchar" value="true" valueType="boolean"/>
<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.functionsections.1151432798" name="Function sections (-ffunction-sections)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.functionsections" value="true" valueType="boolean"/>

2
Upstream/.settings/language.settings.xml
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@ -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="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="1687181002117189685" id="ilg.gnuarmeclipse.managedbuild.cross.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT GCC Built-in Compiler Settings Cross ARM" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="1652225971839999893" id="ilg.gnuarmeclipse.managedbuild.cross.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT GCC Built-in Compiler Settings Cross ARM" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<language-scope id="org.eclipse.cdt.core.gcc"/>
<language-scope id="org.eclipse.cdt.core.g++"/>
</provider>

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8
Upstream/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c
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@ -102,7 +102,7 @@
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
#define SPI_TIMEOUT_VALUE 10
#define SPI_TIMEOUT_VALUE 2
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
@ -2066,14 +2066,14 @@ static void SPI_DMAEndTransmitReceive(SPI_HandleTypeDef *hspi)
if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE)
{
/* Check if CRC is done on going (RXNE flag set) */
if(SPI_WaitOnFlagUntilTimeout(hspi, SPI_FLAG_RXNE, SET, SPI_TIMEOUT_VALUE) == HAL_OK)
{
// if(SPI_WaitOnFlagUntilTimeout(hspi, SPI_FLAG_RXNE, SET, SPI_TIMEOUT_VALUE) == HAL_OK)
// {
/* Wait until RXNE flag is set to send data */
if(SPI_WaitOnFlagUntilTimeout(hspi, SPI_FLAG_RXNE, RESET, SPI_TIMEOUT_VALUE) != HAL_OK)
{
hspi->ErrorCode |= HAL_SPI_ERROR_FLAG;
}
}
// }
/* Read CRC */
tmpreg = hspi->Instance->DR;
UNUSED(tmpreg);

8
Upstream/Inc/board_config.h
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@ -30,10 +30,10 @@
#define FAULT_LED_ON STAT_LED_ON
#define FAULT_LED_OFF STAT_LED_OFF
//#define SPI_DMA_ACTIVE_PIN GPIO_PIN_5 /////////Temporary indicator of SPI & DMA activity
//#define SPI_DMA_ACTIVE_PORT GPIOB
//#define SPI_DMA_ACTIVE_ON SPI_DMA_ACTIVE_PORT->BSRR = (SPI_DMA_ACTIVE_PIN << BSRR_SHIFT_LOW)
//#define SPI_DMA_ACTIVE_OFF SPI_DMA_ACTIVE_PORT->BSRR = (SPI_DMA_ACTIVE_PIN << BSRR_SHIFT_HIGH)
#define SPI_INT_ACTIVE_PIN GPIO_PIN_5 /////////Temporary indicator of SPI activity
#define SPI_INT_ACTIVE_PORT GPIOB
#define SPI_INT_ACTIVE_ON SPI_INT_ACTIVE_PORT->BSRR = (SPI_INT_ACTIVE_PIN << BSRR_SHIFT_HIGH)
#define SPI_INT_ACTIVE_OFF SPI_INT_ACTIVE_PORT->BSRR = (SPI_INT_ACTIVE_PIN << BSRR_SHIFT_LOW)
#define SPI1_NSS_PIN GPIO_PIN_4
#define SPI1_NSS_PORT GPIOA

9
Upstream/Inc/interrupts.h
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@ -49,8 +49,9 @@
* A lower priority value indicates a higher priority. */
#define INT_PRIORITY_SYSTICK 2
#define INT_PRIORITY_SPI_DMA 10 //SPI interacts heavily with USB_OTG,
#define INT_PRIORITY_OTG_FS 10 //so set them at the same priority.
#define INT_PRIORITY_SPI 8 //SPI is more important than USB now!
#define INT_PRIORITY_OTG_FS 10
#define INT_PRIORITY_EXT3I INT_PRIORITY_OTG_FS
/* Exported macro ------------------------------------------------------------*/
@ -58,8 +59,8 @@
void OTG_FS_IRQHandler(void);
void SysTick_Handler(void);
void DMA2_Stream2_IRQHandler(void);
void DMA2_Stream3_IRQHandler(void);
//void DMA2_Stream2_IRQHandler(void);
//void DMA2_Stream3_IRQHandler(void);
void EXTI3_IRQHandler(void);

4
Upstream/Inc/upstream_interface_def.h
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@ -45,8 +45,8 @@ typedef enum
{
COMMAND_MSC_TEST_UNIT_READY, //Returns HAL_StatusTypeDef result
COMMAND_MSC_GET_CAPACITY, //Returns uint32_t blk_nbr, uint32_t blk_size
COMMAND_MSC_BEGIN_READ, //Returns HAL_StatusTypeDef result, then data stream
COMMAND_MSC_BEGIN_WRITE, //Returns HAL_OK, HAL_ERROR if medium not present, HAL_BUSY if write-protected result, then waits for data stream
COMMAND_MSC_READ, //Returns HAL_StatusTypeDef result, then data stream
COMMAND_MSC_WRITE, //Returns HAL_OK, HAL_ERROR if medium not present, HAL_BUSY if write-protected result, then waits for data stream
}
InterfaceCommandMscTypeDef;

8
Upstream/Inc/upstream_msc.h
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@ -14,7 +14,7 @@
typedef void (*UpstreamMSCCallbackTypeDef)(HAL_StatusTypeDef result);
typedef void (*UpstreamMSCCallbackPacketTypeDef)(UpstreamPacketTypeDef* upstreamPacket,
uint16_t dataLength);
uint16_t dataLength8);
typedef void (*UpstreamMSCCallbackUintPacketTypeDef)(UpstreamPacketTypeDef* upstreamPacket,
uint32_t result_uint1,
uint32_t result_uint2);
@ -28,10 +28,10 @@ HAL_StatusTypeDef Upstream_MSC_BeginRead(UpstreamMSCCallbackTypeDef callback,
uint32_t readByteCount);
HAL_StatusTypeDef Upstream_MSC_GetStreamDataPacket(UpstreamMSCCallbackPacketTypeDef callback);
HAL_StatusTypeDef Upstream_MSC_BeginWrite(UpstreamMSCCallbackTypeDef callback,
uint64_t readBlockStart,
uint32_t readBlockCount);
uint64_t writeBlockStart,
uint32_t writeBlockCount);
HAL_StatusTypeDef Upstream_MSC_PutStreamDataPacket(UpstreamPacketTypeDef* packetToSend,
uint32_t dataLength);
uint32_t dataLength8);

13
Upstream/Inc/upstream_spi.h
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@ -16,11 +16,15 @@
#define UPSTREAM_PACKET_LEN (UPSTREAM_PACKET_HEADER_LEN + MSC_MEDIA_PACKET)
#define UPSTREAM_PACKET_LEN_MIN (UPSTREAM_PACKET_HEADER_LEN)
#define UPSTREAM_PACKET_HEADER_LEN_16 (UPSTREAM_PACKET_HEADER_LEN / 2)
#define UPSTREAM_PACKET_LEN_16 (UPSTREAM_PACKET_LEN / 2)
#define UPSTREAM_PACKET_LEN_MIN_16 (UPSTREAM_PACKET_LEN_MIN / 2)
#define UPSTREAM_SPI_FREAKOUT \
do { \
LED_Fault_SetBlinkRate(LED_FAST_BLINK_RATE); \
UpstreamInterfaceState = UPSTREAM_INTERFACE_ERROR; \
/*UpstreamInterfaceState = UPSTREAM_INTERFACE_ERROR; */ \
Upstream_StateMachine_SetErrorState(); \
while (1); \
} while (0);
@ -54,11 +58,10 @@ PacketBusyTypeDef;
typedef struct
{
PacketBusyTypeDef Busy; //Everything after Busy should be word-aligned
uint16_t Length __ALIGN_END; //Packet length includes CommandClass, Command, and Data
uint16_t Length16 __ALIGN_END; //Packet length includes CommandClass, Command, and Data
uint8_t CommandClass;
uint8_t Command;
uint8_t Data[MSC_MEDIA_PACKET]; //Should (must?) be word-aligned, for USB copy routine
uint8_t RxCrc;
}
UpstreamPacketTypeDef;
@ -75,8 +78,8 @@ void Upstream_ReleasePacket(UpstreamPacketTypeDef* packetToRelease);
HAL_StatusTypeDef Upstream_TransmitPacket(UpstreamPacketTypeDef* packetToWrite);
HAL_StatusTypeDef Upstream_ReceivePacket(SpiPacketReceivedCallbackTypeDef callback);
void Upstream_TxOkInterrupt(void);
void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi);
void HAL_SPI_RxCpltCallback(SPI_HandleTypeDef *hspi);
void Upstream_SPIProcess_InterruptSafe(void);
void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi);
void HAL_SPI_ErrorCallback(SPI_HandleTypeDef *hspi);

1
Upstream/Inc/upstream_statemachine.h
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@ -26,6 +26,7 @@ typedef enum
do { \
LED_Fault_SetBlinkRate(LED_FAST_BLINK_RATE); \
Upstream_StateMachine_SetErrorState(); \
while (1); \
} while (0);

4
Upstream/Middlewares/ST/STM32_USB_Device_Library/Class/MSC/Src/usbd_msc_bot.c
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@ -353,6 +353,10 @@ void MSC_BOT_SendCSW (USBD_HandleTypeDef *pdev,
hmsc->csw.bStatus = CSW_Status;
hmsc->bot_state = USBD_BOT_IDLE;
//De-register UpstreamPacket* from USB interface,
//so we don't unintentionally free it on USB transaction completion.
hmsc->bot_packet = NULL;
USBD_LL_Transmit (pdev,
MSC_EPIN_ADDR,
(uint8_t *)&hmsc->csw,

2
Upstream/Middlewares/ST/STM32_USB_Device_Library/Class/MSC/Src/usbd_msc_scsi.c
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@ -285,6 +285,7 @@ static void SCSI_Inquiry(void)
}
else
{
//Standard INQUIRY data
//Return the same info for any LUN requested
pPage = (uint8_t *)&STORAGE_Inquirydata_FS;
len = pPage[4] + 5;
@ -667,7 +668,6 @@ void SCSI_Read10ReplyCallback(UpstreamPacketTypeDef* upstreamPacket,
* @param params: Command parameters
* @retval status
*/
static void SCSI_Write10(void)
{
uint32_t dataLength;

93
Upstream/Src/hal_msp.c
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@ -38,8 +38,8 @@
#include "board_config.h"
DMA_HandleTypeDef spiTxDmaHandle;
DMA_HandleTypeDef spiRxDmaHandle;
//DMA_HandleTypeDef spiTxDmaHandle;
//DMA_HandleTypeDef spiRxDmaHandle;
/**
@ -64,7 +64,7 @@ void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi)
{
/* Peripheral clock enable */
__HAL_RCC_SPI1_CLK_ENABLE();
__HAL_RCC_DMA2_CLK_ENABLE();
// __HAL_RCC_DMA2_CLK_ENABLE();
/**SPI1 GPIO Configuration
PA4 ------> GPIO manual slave select
@ -74,7 +74,7 @@ void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi)
*/
GPIO_InitStruct.Pin = GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
GPIO_InitStruct.Speed = GPIO_SPEED_MEDIUM;
GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
@ -82,6 +82,7 @@ void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi)
SPI1_NSS_DEASSERT;
GPIO_InitStruct.Pin = SPI1_NSS_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(SPI1_NSS_PORT, &GPIO_InitStruct);
//Configure downstream request pin and interrupt
@ -89,42 +90,46 @@ void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi)
GPIO_InitStruct.Mode = GPIO_MODE_INPUT | GPIO_MODE_IT_FALLING;
GPIO_InitStruct.Pull = GPIO_PULLUP;
HAL_GPIO_Init(DOWNSTREAM_TX_OK_PORT, &GPIO_InitStruct);
HAL_NVIC_SetPriority(EXTI3_IRQn, INT_PRIORITY_SPI_DMA, 0);
HAL_NVIC_SetPriority(EXTI3_IRQn, INT_PRIORITY_EXT3I, 0);
HAL_NVIC_EnableIRQ(EXTI3_IRQn);
//Prepare Tx DMA stream
hspi->hdmatx = &spiTxDmaHandle;
spiTxDmaHandle.Instance = DMA2_Stream3;
spiTxDmaHandle.Parent = hspi;
spiTxDmaHandle.Init.Channel = DMA_CHANNEL_3;
spiTxDmaHandle.Init.Direction = DMA_MEMORY_TO_PERIPH;
spiTxDmaHandle.Init.PeriphInc = DMA_PINC_DISABLE;
spiTxDmaHandle.Init.MemInc = DMA_MINC_ENABLE;
spiTxDmaHandle.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
spiTxDmaHandle.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
spiTxDmaHandle.Init.Mode = DMA_NORMAL;
spiTxDmaHandle.Init.Priority = DMA_PRIORITY_MEDIUM;
spiTxDmaHandle.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
HAL_DMA_Init(&spiTxDmaHandle);
HAL_NVIC_SetPriority(DMA2_Stream3_IRQn, INT_PRIORITY_SPI_DMA, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream3_IRQn);
//Prepare Rx DMA stream
hspi->hdmarx = &spiRxDmaHandle;
spiRxDmaHandle.Instance = DMA2_Stream2;
spiRxDmaHandle.Parent = hspi;
spiRxDmaHandle.Init.Channel = DMA_CHANNEL_3;
spiRxDmaHandle.Init.Direction = DMA_PERIPH_TO_MEMORY;
spiRxDmaHandle.Init.PeriphInc = DMA_PINC_DISABLE;
spiRxDmaHandle.Init.MemInc = DMA_MINC_ENABLE;
spiRxDmaHandle.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
spiRxDmaHandle.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
spiRxDmaHandle.Init.Mode = DMA_NORMAL;
spiRxDmaHandle.Init.Priority = DMA_PRIORITY_MEDIUM;
spiRxDmaHandle.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
HAL_DMA_Init(&spiRxDmaHandle);
HAL_NVIC_SetPriority(DMA2_Stream2_IRQn, INT_PRIORITY_SPI_DMA, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream2_IRQn);
//Interrupt-based SPI now!
HAL_NVIC_SetPriority(SPI1_IRQn, INT_PRIORITY_SPI, 0);
HAL_NVIC_EnableIRQ(SPI1_IRQn);
// //Prepare Tx DMA stream
// hspi->hdmatx = &spiTxDmaHandle;
// spiTxDmaHandle.Instance = DMA2_Stream3;
// spiTxDmaHandle.Parent = hspi;
// spiTxDmaHandle.Init.Channel = DMA_CHANNEL_3;
// spiTxDmaHandle.Init.Direction = DMA_MEMORY_TO_PERIPH;
// spiTxDmaHandle.Init.PeriphInc = DMA_PINC_DISABLE;
// spiTxDmaHandle.Init.MemInc = DMA_MINC_ENABLE;
// spiTxDmaHandle.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD; //DMA_PDATAALIGN_BYTE;
// spiTxDmaHandle.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD; //DMA_MDATAALIGN_BYTE;
// spiTxDmaHandle.Init.Mode = DMA_NORMAL;
// spiTxDmaHandle.Init.Priority = DMA_PRIORITY_MEDIUM;
// spiTxDmaHandle.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
// HAL_DMA_Init(&spiTxDmaHandle);
// HAL_NVIC_SetPriority(DMA2_Stream3_IRQn, INT_PRIORITY_SPI_DMA, 0);
// HAL_NVIC_EnableIRQ(DMA2_Stream3_IRQn);
//
// //Prepare Rx DMA stream
// hspi->hdmarx = &spiRxDmaHandle;
// spiRxDmaHandle.Instance = DMA2_Stream2;
// spiRxDmaHandle.Parent = hspi;
// spiRxDmaHandle.Init.Channel = DMA_CHANNEL_3;
// spiRxDmaHandle.Init.Direction = DMA_PERIPH_TO_MEMORY;
// spiRxDmaHandle.Init.PeriphInc = DMA_PINC_DISABLE;
// spiRxDmaHandle.Init.MemInc = DMA_MINC_ENABLE;
// spiRxDmaHandle.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD; //DMA_PDATAALIGN_BYTE;
// spiRxDmaHandle.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD; //DMA_MDATAALIGN_BYTE;
// spiRxDmaHandle.Init.Mode = DMA_NORMAL;
// spiRxDmaHandle.Init.Priority = DMA_PRIORITY_MEDIUM;
// spiRxDmaHandle.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
// HAL_DMA_Init(&spiRxDmaHandle);
// HAL_NVIC_SetPriority(DMA2_Stream2_IRQn, INT_PRIORITY_SPI_DMA, 0);
// HAL_NVIC_EnableIRQ(DMA2_Stream2_IRQn);
}
}
@ -135,7 +140,7 @@ void HAL_SPI_MspDeInit(SPI_HandleTypeDef* hspi)
{
/* Peripheral clock disable */
__HAL_RCC_SPI1_CLK_DISABLE();
__HAL_RCC_DMA2_CLK_DISABLE();
// __HAL_RCC_DMA2_CLK_DISABLE();
/**SPI1 GPIO Configuration
PA4 ------> SPI1_NSS
@ -144,11 +149,11 @@ void HAL_SPI_MspDeInit(SPI_HandleTypeDef* hspi)
PA7 ------> SPI1_MOSI
*/
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7);
HAL_DMA_DeInit(&spiTxDmaHandle);
HAL_DMA_DeInit(&spiRxDmaHandle);
HAL_NVIC_DisableIRQ(DMA2_Stream3_IRQn);
HAL_NVIC_DisableIRQ(DMA2_Stream2_IRQn);
// HAL_DMA_DeInit(&spiTxDmaHandle);
// HAL_DMA_DeInit(&spiRxDmaHandle);
//
// HAL_NVIC_DisableIRQ(DMA2_Stream3_IRQn);
// HAL_NVIC_DisableIRQ(DMA2_Stream2_IRQn);
}
}

46
Upstream/Src/interrupts.c
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@ -45,8 +45,10 @@
/* External variables --------------------------------------------------------*/
extern PCD_HandleTypeDef hpcd_USB_OTG_FS;
extern DMA_HandleTypeDef spiTxDmaHandle;
extern DMA_HandleTypeDef spiRxDmaHandle;
extern SPI_HandleTypeDef Hspi1;
//extern DMA_HandleTypeDef spiTxDmaHandle;
//extern DMA_HandleTypeDef spiRxDmaHandle;
/******************************************************************************/
@ -66,34 +68,38 @@ void SysTick_Handler(void)
/////////////////////////
void OTG_FS_IRQHandler(void)
{
//STAT_LED_ON; //blink STAT LED while processing interrupt
HAL_PCD_IRQHandler(&hpcd_USB_OTG_FS);
//STAT_LED_OFF;
}
void DMA2_Stream2_IRQHandler(void)
{
//SPI_DMA_ACTIVE_ON;
HAL_DMA_IRQHandler(&spiRxDmaHandle);
//SPI_DMA_ACTIVE_OFF;
}
void DMA2_Stream3_IRQHandler(void)
{
//SPI_DMA_ACTIVE_ON;
HAL_DMA_IRQHandler(&spiTxDmaHandle);
//SPI_DMA_ACTIVE_OFF;
}
//void DMA2_Stream2_IRQHandler(void)
//{
// //SPI_DMA_ACTIVE_ON;
// HAL_DMA_IRQHandler(&spiRxDmaHandle);
// //SPI_DMA_ACTIVE_OFF;
//}
//
//void DMA2_Stream3_IRQHandler(void)
//{
// //SPI_DMA_ACTIVE_ON;
// HAL_DMA_IRQHandler(&spiTxDmaHandle);
// //SPI_DMA_ACTIVE_OFF;
//}
void EXTI3_IRQHandler(void)
{
//SPI_DMA_ACTIVE_ON;
__HAL_GPIO_EXTI_CLEAR_IT(3);
__HAL_GPIO_EXTI_CLEAR_IT(DOWNSTREAM_TX_OK_PIN);
Upstream_TxOkInterrupt();
//SPI_DMA_ACTIVE_OFF;
}
/////////////////////////
/////////////////////////
void SPI1_IRQHandler(void)
{
SPI_INT_ACTIVE_ON;
HAL_SPI_IRQHandler(&Hspi1);
SPI_INT_ACTIVE_OFF;
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

16
Upstream/Src/main.c
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@ -38,6 +38,7 @@
#include "board_config.h"
#include "led.h"
#include "upstream_statemachine.h"
#include "upstream_spi.h"
/* Private variables ---------------------------------------------------------*/
@ -68,10 +69,11 @@ int main(void)
while (1)
{
Upstream_SPIProcess_InterruptSafe();
}
}
/** System Clock Configuration
*/
void SystemClock_Config(void)
@ -151,12 +153,12 @@ void GPIO_Init(void)
HAL_GPIO_Init(STAT_LED_PORT, &GPIO_InitStruct);
STAT_LED_OFF;
// //SPI_DMA_ACTIVE indicator
// GPIO_InitStruct.Pin = SPI_DMA_ACTIVE_PIN;
// GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
// GPIO_InitStruct.Pull = GPIO_NOPULL;
// HAL_GPIO_Init(SPI_DMA_ACTIVE_PORT, &GPIO_InitStruct);
// SPI_DMA_ACTIVE_OFF;
//SPI_INT_ACTIVE indicator
GPIO_InitStruct.Pin = SPI_INT_ACTIVE_PIN;
//GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
//GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(SPI_INT_ACTIVE_PORT, &GPIO_InitStruct);
SPI_INT_ACTIVE_OFF;
}
/* USER CODE BEGIN 4 */

108
Upstream/Src/upstream_msc.c
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@ -17,46 +17,59 @@
UpstreamMSCCallbackTypeDef TestReadyCallback;
UpstreamMSCCallbackUintPacketTypeDef GetCapacityCallback;
UpstreamMSCCallbackPacketTypeDef GetStreamDataCallback;
uint64_t BlockStart;
uint32_t BlockCount;
uint32_t ByteCount;
UpstreamPacketTypeDef* ReadStreamPacket;
uint8_t ReadStreamBusy;
static void Upstream_MSC_TestReadyFreePacketCallback(UpstreamPacketTypeDef* freePacket);
static void Upstream_MSC_TestReadyReplyCallback(UpstreamPacketTypeDef* replyPacket);
static void Upstream_MSC_GetCapacityReplyCallback(UpstreamPacketTypeDef* replyPacket);
static void Upstream_MSC_GetStreamDataPacketCallback(UpstreamPacketTypeDef* replyPacket);
static void Upstream_MSC_BeginWriteFreePacketCallback(UpstreamPacketTypeDef* freePacket);
static void Upstream_MSC_BeginWriteReplyCallback(UpstreamPacketTypeDef* replyPacket);
HAL_StatusTypeDef Upstream_MSC_TestReady(UpstreamMSCCallbackTypeDef callback)
{
UpstreamPacketTypeDef* freePacket;
if (Upstream_StateMachine_CheckClassOperationOk() != HAL_OK)
{
return HAL_ERROR;
}
TestReadyCallback = callback;
freePacket = Upstream_GetFreePacketImmediately();
if (freePacket == NULL)
{
return HAL_ERROR;
}
return Upstream_GetFreePacket(Upstream_MSC_TestReadyFreePacketCallback);
}
freePacket->Length = UPSTREAM_PACKET_HEADER_LEN;
void Upstream_MSC_TestReadyFreePacketCallback(UpstreamPacketTypeDef* freePacket)
{
freePacket->Length16 = UPSTREAM_PACKET_HEADER_LEN_16;
freePacket->CommandClass = COMMAND_CLASS_MASS_STORAGE;
freePacket->Command = COMMAND_MSC_TEST_UNIT_READY;
if (Upstream_TransmitPacket(freePacket) == HAL_OK)
{
return Upstream_ReceivePacket(Upstream_MSC_TestReadyReplyCallback);
Upstream_ReleasePacket(freePacket);
if (Upstream_ReceivePacket(Upstream_MSC_TestReadyReplyCallback) != HAL_OK)
{
TestReadyCallback(HAL_ERROR);
}
return;
}
//else:
return HAL_ERROR;
Upstream_ReleasePacket(freePacket);
TestReadyCallback(HAL_ERROR);
}
void Upstream_MSC_TestReadyReplyCallback(UpstreamPacketTypeDef* replyPacket)
{
if (Upstream_StateMachine_CheckClassOperationOk() != HAL_OK)
@ -70,7 +83,7 @@ void Upstream_MSC_TestReadyReplyCallback(UpstreamPacketTypeDef* replyPacket)
return;
}
if ((replyPacket->Length != (UPSTREAM_PACKET_HEADER_LEN + 1)) ||
if ((replyPacket->Length16 != (UPSTREAM_PACKET_HEADER_LEN_16 + 1)) ||
(replyPacket->Data[0] != HAL_OK))
{
Upstream_ReleasePacket(replyPacket);
@ -100,7 +113,7 @@ HAL_StatusTypeDef Upstream_MSC_GetCapacity(UpstreamMSCCallbackUintPacketTypeDef
return HAL_ERROR;
}
freePacket->Length = UPSTREAM_PACKET_HEADER_LEN;
freePacket->Length16 = UPSTREAM_PACKET_HEADER_LEN_16;
freePacket->CommandClass = COMMAND_CLASS_MASS_STORAGE;
freePacket->Command = COMMAND_MSC_GET_CAPACITY;
if (Upstream_TransmitPacket(freePacket) == HAL_OK)
@ -128,7 +141,7 @@ void Upstream_MSC_GetCapacityReplyCallback(UpstreamPacketTypeDef* replyPacket)
return;
}
if (replyPacket->Length != (UPSTREAM_PACKET_HEADER_LEN + 8))
if (replyPacket->Length16 != (UPSTREAM_PACKET_HEADER_LEN_16 + (8 / 2)))
{
GetCapacityCallback(NULL, 0, 0);
return;
@ -164,9 +177,9 @@ HAL_StatusTypeDef Upstream_MSC_BeginRead(UpstreamMSCCallbackTypeDef callback,
return HAL_ERROR;
}
freePacket->Length = UPSTREAM_PACKET_HEADER_LEN + (4 * 3);
freePacket->Length16 = UPSTREAM_PACKET_HEADER_LEN_16 + ((4 * 3) / 2);
freePacket->CommandClass = COMMAND_CLASS_MASS_STORAGE;
freePacket->Command = COMMAND_MSC_BEGIN_READ;
freePacket->Command = COMMAND_MSC_READ;
*(uint64_t*)&(freePacket->Data[0]) = readBlockStart;
*(uint32_t*)&(freePacket->Data[8]) = readBlockCount;
@ -204,9 +217,10 @@ HAL_StatusTypeDef Upstream_MSC_GetStreamDataPacket(UpstreamMSCCallbackPacketType
}
void Upstream_MSC_GetStreamDataPacketCallback(UpstreamPacketTypeDef* replyPacket)
{
uint16_t dataLength;
uint16_t dataLength8;
ReadStreamBusy = 0;
@ -227,18 +241,18 @@ void Upstream_MSC_GetStreamDataPacketCallback(UpstreamPacketTypeDef* replyPacket
return;
}
dataLength = replyPacket->Length - UPSTREAM_PACKET_HEADER_LEN;
dataLength8 = (replyPacket->Length16 - UPSTREAM_PACKET_HEADER_LEN_16) * 2;
if (((replyPacket->CommandClass & COMMAND_CLASS_DATA_FLAG) == 0) || //Any 'command' reply (as opposed to 'data' reply) is an automatic fail here
(replyPacket->Length <= UPSTREAM_PACKET_HEADER_LEN) || //Should be at least one data byte in the reply.
(dataLength > ByteCount)) //No more data than expected transfer length
(replyPacket->Length16 <= UPSTREAM_PACKET_HEADER_LEN_16) || //Should be at least one data byte in the reply.
(dataLength8 > ByteCount)) //No more data than expected transfer length
{
GetStreamDataCallback(NULL, 0);
return;
}
ByteCount -= dataLength;
GetStreamDataCallback(replyPacket, dataLength); //usb_msc_scsi will use this packet, so don't release now
ByteCount -= dataLength8;
GetStreamDataCallback(replyPacket, dataLength8); //usb_msc_scsi will use this packet, so don't release now
if (ByteCount > 0)
{
Upstream_MSC_GetStreamDataPacket(NULL); //Try to get the next packet now, before USB asks for it
@ -248,38 +262,47 @@ void Upstream_MSC_GetStreamDataPacketCallback(UpstreamPacketTypeDef* replyPacket
HAL_StatusTypeDef Upstream_MSC_BeginWrite(UpstreamMSCCallbackTypeDef callback,
uint64_t readBlockStart,
uint32_t readBlockCount)
uint64_t writeBlockStart,
uint32_t writeBlockCount)
{
UpstreamPacketTypeDef* freePacket;
if (Upstream_StateMachine_CheckClassOperationOk() != HAL_OK)
{
return HAL_ERROR;
}
BlockStart = writeBlockStart;
BlockCount = writeBlockCount;
TestReadyCallback = callback;
freePacket = Upstream_GetFreePacketImmediately();
if (freePacket == NULL)
{
return HAL_ERROR;
}
return Upstream_GetFreePacket(Upstream_MSC_BeginWriteFreePacketCallback);
}
freePacket->Length = UPSTREAM_PACKET_HEADER_LEN + (4 * 3);
void Upstream_MSC_BeginWriteFreePacketCallback(UpstreamPacketTypeDef* freePacket)
{
freePacket->Length16 = UPSTREAM_PACKET_HEADER_LEN_16 + ((4 * 3) / 2);
freePacket->CommandClass = COMMAND_CLASS_MASS_STORAGE;
freePacket->Command = COMMAND_MSC_BEGIN_WRITE;
*(uint64_t*)&(freePacket->Data[0]) = readBlockStart;
*(uint32_t*)&(freePacket->Data[8]) = readBlockCount;
freePacket->Command = COMMAND_MSC_WRITE;
*(uint64_t*)&(freePacket->Data[0]) = BlockStart;
*(uint32_t*)&(freePacket->Data[8]) = BlockCount;
if (Upstream_TransmitPacket(freePacket) == HAL_OK)
{
return Upstream_ReceivePacket(Upstream_MSC_BeginWriteReplyCallback);
Upstream_ReleasePacket(freePacket);
if (Upstream_ReceivePacket(Upstream_MSC_BeginWriteReplyCallback) != HAL_OK)
{
TestReadyCallback(HAL_ERROR);
}
return;
}
//else:
return HAL_ERROR;
Upstream_ReleasePacket(freePacket);
TestReadyCallback(HAL_ERROR);
}
void Upstream_MSC_BeginWriteReplyCallback(UpstreamPacketTypeDef* replyPacket)
{
uint8_t tempResult;
@ -295,7 +318,7 @@ void Upstream_MSC_BeginWriteReplyCallback(UpstreamPacketTypeDef* replyPacket)
return;
}
if ((replyPacket->Length != (UPSTREAM_PACKET_HEADER_LEN + 1)) ||
if ((replyPacket->Length16 != (UPSTREAM_PACKET_HEADER_LEN_16 + 1)) ||
((replyPacket->Data[0] != HAL_OK) && (replyPacket->Data[0] != HAL_BUSY)))
{
Upstream_ReleasePacket(replyPacket);
@ -311,16 +334,21 @@ void Upstream_MSC_BeginWriteReplyCallback(UpstreamPacketTypeDef* replyPacket)
HAL_StatusTypeDef Upstream_MSC_PutStreamDataPacket(UpstreamPacketTypeDef* packetToSend,
uint32_t dataLength)
uint32_t dataLength8)
{
if (Upstream_StateMachine_CheckClassOperationOk() != HAL_OK)
{
return HAL_ERROR;
}
packetToSend->Length = dataLength + UPSTREAM_PACKET_HEADER_LEN;
if ((dataLength8 % 2) != 0)
{
return HAL_ERROR;
}
packetToSend->Length16 = (dataLength8 / 2) + UPSTREAM_PACKET_HEADER_LEN_16;
packetToSend->CommandClass = COMMAND_CLASS_MASS_STORAGE | COMMAND_CLASS_DATA_FLAG;
packetToSend->Command = COMMAND_MSC_BEGIN_WRITE;
packetToSend->Command = COMMAND_MSC_WRITE;
return Upstream_TransmitPacket(packetToSend);
}

226
Upstream/Src/upstream_spi.c
Unescape View File

@ -11,6 +11,7 @@
#include "stm32f4xx_hal.h"
#include "usbd_def.h"
#include "board_config.h"
#include "interrupts.h"
@ -24,7 +25,9 @@ InterfaceStateTypeDef UpstreamInterfaceState = UPSTREAM_INTERFACE_IDLE;
FreePacketCallbackTypeDef PendingFreePacketCallback = NULL; //Indicates someone is waiting for a packet buffer to become available
SpiPacketReceivedCallbackTypeDef ReceivePacketCallback = NULL; //Indicates someone is waiting for a received packet
uint32_t TemporaryIncomingPacketLength; //We don't actually care about what Downstream sends us when we are transmitting. We just need somewhere to put it so that our own packet length is not overwritten.
uint8_t TxOkInterruptReceived = 0;
uint8_t SpiInterruptCompleted = 0;
uint8_t SentCommandClass;
uint8_t SentCommand;
@ -34,6 +37,7 @@ void Upstream_BeginTransmitPacketBody(void);
HAL_StatusTypeDef Upstream_CheckBeginPacketReception(void);
void Upstream_BeginReceivePacketSize(UpstreamPacketTypeDef* freePacket);
void Upstream_BeginReceivePacketBody(void);
void Upstream_SPIProcess(void);
@ -46,7 +50,7 @@ void Upstream_InitSPI(void)
Hspi1.State = HAL_SPI_STATE_RESET;
Hspi1.Init.Mode = SPI_MODE_MASTER;
Hspi1.Init.Direction = SPI_DIRECTION_2LINES;
Hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
Hspi1.Init.DataSize = SPI_DATASIZE_16BIT;
Hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
Hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
Hspi1.Init.NSS = SPI_NSS_SOFT;
@ -56,6 +60,11 @@ void Upstream_InitSPI(void)
Hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_ENABLED;
Hspi1.Init.CRCPolynomial = SPI_CRC_DEFAULTPOLYNOMIAL;
HAL_SPI_Init(&Hspi1);
if (DOWNSTREAM_TX_OK_ACTIVE)
{
TxOkInterruptReceived = 1;
}
}
@ -169,8 +178,8 @@ HAL_StatusTypeDef Upstream_TransmitPacket(UpstreamPacketTypeDef* packetToWrite)
return HAL_ERROR;
}
if ((packetToWrite->Busy != BUSY) ||
(packetToWrite->Length < UPSTREAM_PACKET_LEN_MIN) ||
(packetToWrite->Length > UPSTREAM_PACKET_LEN))
(packetToWrite->Length16 < UPSTREAM_PACKET_LEN_MIN_16) ||
(packetToWrite->Length16 > UPSTREAM_PACKET_LEN_16))
{
UPSTREAM_SPI_FREAKOUT;
return HAL_ERROR;
@ -214,10 +223,45 @@ HAL_StatusTypeDef Upstream_TransmitPacket(UpstreamPacketTypeDef* packetToWrite)
//Called at the end of the SPI TX DMA transfer,
//at DMA2 interrupt priority. Assume *hspi points to our hspi1.
void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi)
//Called at the end of the SPI TxRx transfer,
//at SPI1 interrupt priority. Assume *hspi points to our hspi1.
//We TxRx our outgoing packet because the SPI hardware freaks out if we only Tx it :-/
void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi)
{
SpiInterruptCompleted = 1;
//Elevate priority here to stop EXT3I sneaking in
//before we have a chance to process UpstreamInterfaceState change.
__set_BASEPRI(INT_PRIORITY_OTG_FS << (8 - __NVIC_PRIO_BITS));
}
//Preemption protection wrapper around Upstream_SPIProcess()
//We must protect against preemption by USB and EXT3 interrupts at priority 10!
void Upstream_SPIProcess_InterruptSafe(void)
{
//This is done on SPI interrupt callback...
//__set_BASEPRI(INT_PRIORITY_OTG_FS << (8 - __NVIC_PRIO_BITS));
if (SpiInterruptCompleted == 0)
{
return;
}
SpiInterruptCompleted = 0;
Upstream_SPIProcess();
__set_BASEPRI(0);
}
//Called from main().
//Must be protected against preemption by USB and EXT3 interrupts at priority 10!
void Upstream_SPIProcess(void)
{
SpiPacketReceivedCallbackTypeDef tempPacketCallback;
UpstreamPacketTypeDef* tempPacketToFree;
SPI1_NSS_DEASSERT;
if (UpstreamInterfaceState >= UPSTREAM_INTERFACE_ERROR)
@ -246,11 +290,8 @@ void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi)
return;
}
Upstream_ReleasePacket(CurrentWorkingPacket);
if (UpstreamInterfaceState == UPSTREAM_INTERFACE_ERROR)
{
return; //Really shouldn't happen, but we are being paranoid...
}
tempPacketToFree = CurrentWorkingPacket;
if (NextTxPacket != NULL)
{
//NextTxPacket has already passed the checks in Upstream_TransmitPacket.
@ -258,22 +299,84 @@ void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi)
UpstreamInterfaceState = UPSTREAM_INTERFACE_TX_SIZE_WAIT;
CurrentWorkingPacket = NextTxPacket;
NextTxPacket = NULL;
SentCommandClass = CurrentWorkingPacket->CommandClass;
SentCommand = CurrentWorkingPacket->Command;
if (TxOkInterruptReceived)
{
TxOkInterruptReceived = 0;
Upstream_BeginTransmitPacketSize();
}
return;
}
else
{
//No packet queued for transmission:
UpstreamInterfaceState = UPSTREAM_INTERFACE_IDLE;
if (ReceivePacketCallback != NULL)
{
Upstream_CheckBeginPacketReception();
}
}
//Release old packet after moving Next to Current
Upstream_ReleasePacket(tempPacketToFree);
return;
}
if (UpstreamInterfaceState == UPSTREAM_INTERFACE_RX_SIZE)
{
if ((CurrentWorkingPacket->Length16 < UPSTREAM_PACKET_LEN_MIN_16) ||
(CurrentWorkingPacket->Length16 > UPSTREAM_PACKET_LEN_16))
{
UPSTREAM_SPI_FREAKOUT;
return;
}
UpstreamInterfaceState = UPSTREAM_INTERFACE_RX_PACKET_WAIT;
if (TxOkInterruptReceived)
{
TxOkInterruptReceived = 0;
Upstream_BeginReceivePacketBody();
}
return;
}
if (UpstreamInterfaceState == UPSTREAM_INTERFACE_RX_PACKET)
{
UpstreamInterfaceState = UPSTREAM_INTERFACE_IDLE;
if (ReceivePacketCallback == NULL)
{
UPSTREAM_SPI_FREAKOUT;
return;
}
if ((CurrentWorkingPacket->CommandClass == COMMAND_CLASS_ERROR) &&
(CurrentWorkingPacket->Command == COMMAND_ERROR_DEVICE_DISCONNECTED))
{
Upstream_ReleasePacket(CurrentWorkingPacket);
ReceivePacketCallback = NULL;
Upstream_StateMachine_DeviceDisconnected();
return;
}
if (((CurrentWorkingPacket->CommandClass & COMMAND_CLASS_MASK) != (SentCommandClass & COMMAND_CLASS_MASK)) ||
(CurrentWorkingPacket->Command != SentCommand))
{
UPSTREAM_SPI_FREAKOUT;
Upstream_ReleasePacket(CurrentWorkingPacket);
CurrentWorkingPacket = NULL; //Call back with a NULL packet to indicate error
}
//USB interface may want to receive another packet immediately,
//so clear ReceivePacketCallback before the call.
//It is the callback's responsibility to release the packet buffer we are passing to it!
tempPacketCallback = ReceivePacketCallback;
ReceivePacketCallback = NULL;
tempPacketCallback(CurrentWorkingPacket);
return;
}
//case default:
UPSTREAM_SPI_FREAKOUT;
}
@ -368,9 +471,10 @@ void Upstream_BeginTransmitPacketSize(void)
{
UpstreamInterfaceState = UPSTREAM_INTERFACE_TX_SIZE;
SPI1_NSS_ASSERT;
if (HAL_SPI_Transmit_DMA(&Hspi1,
(uint8_t*)&CurrentWorkingPacket->Length,
2) != HAL_OK)
if (HAL_SPI_TransmitReceive_IT(&Hspi1,
(uint8_t*)&CurrentWorkingPacket->Length16,
(uint8_t*)&TemporaryIncomingPacketLength,
2) != HAL_OK) //We only need to write one word, but the peripheral library freaks out...
{
UPSTREAM_SPI_FREAKOUT;
}
@ -381,9 +485,11 @@ void Upstream_BeginTransmitPacketBody(void)
{
UpstreamInterfaceState = UPSTREAM_INTERFACE_TX_PACKET;
SPI1_NSS_ASSERT;
if ((HAL_SPI_Transmit_DMA(&Hspi1,
if (HAL_SPI_TransmitReceive_IT(&Hspi1,
&CurrentWorkingPacket->CommandClass,
CurrentWorkingPacket->Length)) != HAL_OK)
&CurrentWorkingPacket->CommandClass,
((CurrentWorkingPacket->Length16 < 2) ? 2 : CurrentWorkingPacket->Length16)) != HAL_OK)
{
UPSTREAM_SPI_FREAKOUT;
}
@ -406,11 +512,13 @@ void Upstream_BeginReceivePacketSize(UpstreamPacketTypeDef* freePacket)
}
UpstreamInterfaceState = UPSTREAM_INTERFACE_RX_SIZE;
CurrentWorkingPacket = freePacket;
CurrentWorkingPacket->Length = 0; //Our RX buffer is used by HAL_SPI_Receive_DMA as dummy TX data, we set Length to 0 so downstream will know this is a dummy packet.
CurrentWorkingPacket->Length16 = 0; //Our RX buffer is used by HAL_SPI_Receive_DMA as dummy TX data, we set Length to 0 so downstream will know this is a dummy packet.
SPI1_NSS_ASSERT;
if (HAL_SPI_Receive_DMA(&Hspi1,
(uint8_t*)&CurrentWorkingPacket->Length,
(2 + 1)) != HAL_OK) //"When the CRC feature is enabled the pData Length must be Size + 1"
TemporaryIncomingPacketLength = 0;
if (HAL_SPI_TransmitReceive_IT(&Hspi1,
(uint8_t*)&TemporaryIncomingPacketLength,
(uint8_t*)&CurrentWorkingPacket->Length16,
2) != HAL_OK) //We only need to write one word, but the peripheral library freaks out...
{
UPSTREAM_SPI_FREAKOUT;
}
@ -421,84 +529,16 @@ void Upstream_BeginReceivePacketBody(void)
{
UpstreamInterfaceState = UPSTREAM_INTERFACE_RX_PACKET;
SPI1_NSS_ASSERT;
if ((HAL_SPI_Receive_DMA(&Hspi1,
if (HAL_SPI_TransmitReceive_IT(&Hspi1,
&CurrentWorkingPacket->CommandClass,
&CurrentWorkingPacket->CommandClass,
(CurrentWorkingPacket->Length + 1))) != HAL_OK) //"When the CRC feature is enabled the pData Length must be Size + 1"
((CurrentWorkingPacket->Length16 < 2) ? 2 : CurrentWorkingPacket->Length16)) != HAL_OK)
{
UPSTREAM_SPI_FREAKOUT;
}
}
//Called at the end of the SPI RX DMA transfer,
//at DMA2 interrupt priority. Assume *hspi points to our hspi1.
void HAL_SPI_RxCpltCallback(SPI_HandleTypeDef *hspi)
{
SpiPacketReceivedCallbackTypeDef tempPacketCallback;
SPI1_NSS_DEASSERT;
if (UpstreamInterfaceState >= UPSTREAM_INTERFACE_ERROR)
{
return;
}
if (UpstreamInterfaceState == UPSTREAM_INTERFACE_RX_SIZE)
{
if ((CurrentWorkingPacket->Length < UPSTREAM_PACKET_LEN_MIN) ||
(CurrentWorkingPacket->Length > UPSTREAM_PACKET_LEN))
{
UPSTREAM_SPI_FREAKOUT;
return;
}
UpstreamInterfaceState = UPSTREAM_INTERFACE_RX_PACKET_WAIT;
if (TxOkInterruptReceived)
{
TxOkInterruptReceived = 0;
Upstream_BeginReceivePacketBody();
}
return;
}
if (UpstreamInterfaceState == UPSTREAM_INTERFACE_RX_PACKET)
{
UpstreamInterfaceState = UPSTREAM_INTERFACE_IDLE;
if (ReceivePacketCallback == NULL)
{
UPSTREAM_SPI_FREAKOUT;
return;
}
if ((CurrentWorkingPacket->CommandClass == COMMAND_CLASS_ERROR) &&
(CurrentWorkingPacket->Command == COMMAND_ERROR_DEVICE_DISCONNECTED))
{
Upstream_ReleasePacket(CurrentWorkingPacket);
ReceivePacketCallback = NULL;
Upstream_StateMachine_DeviceDisconnected();
return;
}
if (((CurrentWorkingPacket->CommandClass & COMMAND_CLASS_MASK) != SentCommandClass) ||
(CurrentWorkingPacket->Command != SentCommand))
{
UPSTREAM_SPI_FREAKOUT;
Upstream_ReleasePacket(CurrentWorkingPacket);
CurrentWorkingPacket = NULL; //Call back with a NULL packet to indicate error
}
//USB interface may want to receive another packet immediately,
//so clear ReceivePacketCallback before the call.
//It is the callback's responsibility to release the packet buffer we are passing to it!
tempPacketCallback = ReceivePacketCallback;
ReceivePacketCallback = NULL;
tempPacketCallback(CurrentWorkingPacket);
return;
}
//case default:
UPSTREAM_SPI_FREAKOUT;
}
//Something bad happened! Possibly CRC error...
void HAL_SPI_ErrorCallback(SPI_HandleTypeDef *hspi)

10
Upstream/Src/upstream_statemachine.c
Unescape View File

@ -40,7 +40,7 @@ void Upstream_InitStateMachine(void)
return;
}
freePacket->Length = UPSTREAM_PACKET_HEADER_LEN + MSC_MEDIA_PACKET;
freePacket->Length16 = UPSTREAM_PACKET_LEN_16;
freePacket->CommandClass = COMMAND_CLASS_INTERFACE;
freePacket->Command = COMMAND_INTERFACE_ECHO;
@ -105,7 +105,7 @@ void Upstream_StateMachine_TestInterfaceReplyCallback(UpstreamPacketTypeDef* rep
return;
}
if (replyPacket->Length != (UPSTREAM_PACKET_HEADER_LEN + MSC_MEDIA_PACKET))
if (replyPacket->Length16 != UPSTREAM_PACKET_LEN_16)
{
UPSTREAM_STATEMACHINE_FREAKOUT;
return;
@ -130,7 +130,7 @@ void Upstream_StateMachine_TestInterfaceReplyCallback(UpstreamPacketTypeDef* rep
void Upstream_StateMachine_NotifyDevice(UpstreamPacketTypeDef* freePacket)
{
UpstreamState = STATE_WAIT_DEVICE;
freePacket->Length = UPSTREAM_PACKET_HEADER_LEN;
freePacket->Length16 = UPSTREAM_PACKET_HEADER_LEN_16;
freePacket->CommandClass = COMMAND_CLASS_INTERFACE;
freePacket->Command = COMMAND_INTERFACE_NOTIFY_DEVICE;
if (Upstream_TransmitPacket(freePacket) == HAL_OK)
@ -157,7 +157,7 @@ void Upstream_StateMachine_NotifyDeviceReplyCallback(UpstreamPacketTypeDef* repl
return;
}
if (replyPacket->Length != (UPSTREAM_PACKET_HEADER_LEN + 1))
if (replyPacket->Length16 != (UPSTREAM_PACKET_HEADER_LEN_16 + 1))
{
UPSTREAM_STATEMACHINE_FREAKOUT;
return;
@ -173,6 +173,8 @@ void Upstream_StateMachine_NotifyDeviceReplyCallback(UpstreamPacketTypeDef* repl
//Add other supported classes here...
}
Upstream_ReleasePacket(replyPacket);
if (newActiveClass == COMMAND_CLASS_INTERFACE)
{
UPSTREAM_STATEMACHINE_FREAKOUT;

2
Upstream/Upstream Debug.launch
Unescape View File

@ -61,6 +61,6 @@
<listAttribute key="org.eclipse.debug.ui.favoriteGroups">
<listEntry value="org.eclipse.debug.ui.launchGroup.debug"/>
</listAttribute>
<stringAttribute key="org.eclipse.dsf.launch.MEMORY_BLOCKS" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;memoryBlockExpressionList context=&quot;Context string&quot;&gt;&#10;&lt;memoryBlockExpression address=&quot;3758157060&quot; label=&quot;0xE000ED04&quot;/&gt;&#10;&lt;/memoryBlockExpressionList&gt;&#10;"/>
<stringAttribute key="org.eclipse.dsf.launch.MEMORY_BLOCKS" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;memoryBlockExpressionList context=&quot;Context string&quot;/&gt;&#10;"/>
<stringAttribute key="process_factory_id" value="org.eclipse.cdt.dsf.gdb.GdbProcessFactory"/>
</launchConfiguration>

66
Upstream/Upstream Release.launch
Unescape View File

@ -0,0 +1,66 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<launchConfiguration type="ilg.gnuarmeclipse.debug.gdbjtag.openocd.launchConfigurationType">
<stringAttribute key="ilg.gnuarmeclipse.debug.gdbjtag.PERIPHERALS" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;peripherals/&gt;&#10;"/>
<booleanAttribute key="ilg.gnuarmeclipse.debug.gdbjtag.openocd.doContinue" value="true"/>
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<booleanAttribute key="ilg.gnuarmeclipse.debug.gdbjtag.openocd.doFirstReset" value="true"/>
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<booleanAttribute key="ilg.gnuarmeclipse.debug.gdbjtag.openocd.doGdbServerAllocateTelnetConsole" value="false"/>
<booleanAttribute key="ilg.gnuarmeclipse.debug.gdbjtag.openocd.doSecondReset" value="true"/>
<booleanAttribute key="ilg.gnuarmeclipse.debug.gdbjtag.openocd.doStartGdbServer" value="true"/>
<booleanAttribute key="ilg.gnuarmeclipse.debug.gdbjtag.openocd.enableSemihosting" value="true"/>
<stringAttribute key="ilg.gnuarmeclipse.debug.gdbjtag.openocd.firstResetType" value="init"/>
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<stringAttribute key="ilg.gnuarmeclipse.debug.gdbjtag.openocd.gdbServerExecutable" value="${openocd_path}/${openocd_executable}"/>
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<stringAttribute key="org.eclipse.cdt.debug.gdbjtag.core.imageFileName" value=""/>
<stringAttribute key="org.eclipse.cdt.debug.gdbjtag.core.imageOffset" value=""/>
<stringAttribute key="org.eclipse.cdt.debug.gdbjtag.core.ipAddress" value="localhost"/>
<stringAttribute key="org.eclipse.cdt.debug.gdbjtag.core.jtagDevice" value="GNU ARM OpenOCD"/>
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<stringAttribute key="org.eclipse.cdt.debug.gdbjtag.core.pcRegister" value=""/>
<intAttribute key="org.eclipse.cdt.debug.gdbjtag.core.portNumber" value="3333"/>
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<booleanAttribute key="org.eclipse.cdt.debug.gdbjtag.core.setStopAt" value="true"/>
<stringAttribute key="org.eclipse.cdt.debug.gdbjtag.core.stopAt" value="main"/>
<stringAttribute key="org.eclipse.cdt.debug.gdbjtag.core.symbolsFileName" value=""/>
<stringAttribute key="org.eclipse.cdt.debug.gdbjtag.core.symbolsOffset" value=""/>
<booleanAttribute key="org.eclipse.cdt.debug.gdbjtag.core.useFileForImage" value="false"/>
<booleanAttribute key="org.eclipse.cdt.debug.gdbjtag.core.useFileForSymbols" value="false"/>
<booleanAttribute key="org.eclipse.cdt.debug.gdbjtag.core.useProjBinaryForImage" value="true"/>
<booleanAttribute key="org.eclipse.cdt.debug.gdbjtag.core.useProjBinaryForSymbols" value="true"/>
<booleanAttribute key="org.eclipse.cdt.debug.gdbjtag.core.useRemoteTarget" value="true"/>
<stringAttribute key="org.eclipse.cdt.debug.mi.core.commandFactory" value="Standard (Linux)"/>
<stringAttribute key="org.eclipse.cdt.debug.mi.core.protocol" value="mi"/>
<booleanAttribute key="org.eclipse.cdt.debug.mi.core.verboseMode" value="false"/>
<stringAttribute key="org.eclipse.cdt.dsf.gdb.DEBUG_NAME" value="${cross_prefix}gdb${cross_suffix}"/>
<booleanAttribute key="org.eclipse.cdt.dsf.gdb.UPDATE_THREADLIST_ON_SUSPEND" value="false"/>
<intAttribute key="org.eclipse.cdt.launch.ATTR_BUILD_BEFORE_LAUNCH_ATTR" value="2"/>
<stringAttribute key="org.eclipse.cdt.launch.COREFILE_PATH" value=""/>
<stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_REGISTER_GROUPS" value=""/>
<stringAttribute key="org.eclipse.cdt.launch.PROGRAM_NAME" value="Release/Upstream.elf"/>
<stringAttribute key="org.eclipse.cdt.launch.PROJECT_ATTR" value="Upstream"/>
<booleanAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_AUTO_ATTR" value="false"/>
<stringAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_ID_ATTR" value="ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.441554085"/>
<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
<listEntry value="/Upstream"/>
</listAttribute>
<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
<listEntry value="4"/>
</listAttribute>
<listAttribute key="org.eclipse.debug.ui.favoriteGroups">
<listEntry value="org.eclipse.debug.ui.launchGroup.debug"/>
</listAttribute>
<stringAttribute key="org.eclipse.dsf.launch.MEMORY_BLOCKS" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;memoryBlockExpressionList context=&quot;Context string&quot;&gt;&#10;&lt;memoryBlockExpression address=&quot;3758157060&quot; label=&quot;0xE000ED04&quot;/&gt;&#10;&lt;/memoryBlockExpressionList&gt;&#10;"/>
<stringAttribute key="process_factory_id" value="org.eclipse.cdt.dsf.gdb.GdbProcessFactory"/>
</launchConfiguration>
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