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Added a check into the MAC driver to optionally disable TX FIFO flushing. 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@12391 110e8d01-0319-4d1e-a829-52ad28d1bb01
This commit is contained in:
gdisirio 2018-10-27 07:14:04 +00:00
parent 734ac55bc2
commit b49a2f34fd
2 changed files with 56 additions and 52 deletions
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4
demos/STM32/RT-STM32F769I-DISCOVERY/debug/RT-STM32F769I-DISCOVERY (OpenOCD, Flash and Run).launch
View File

@ -34,8 +34,8 @@
<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.FORMAT" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&lt;contentList/&gt;"/>
<stringAttribute key="org.eclipse.cdt.launch.GLOBAL_VARIABLES" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;globalVariableList/&gt;&#13;&#10;"/>
<stringAttribute key="org.eclipse.cdt.launch.MEMORY_BLOCKS" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;memoryBlockExpressionList&gt;&#13;&#10;&lt;memoryBlockExpressionItem&gt;&#13;&#10;&lt;expression text=&quot;0x0&quot;/&gt;&#13;&#10;&lt;/memoryBlockExpressionItem&gt;&#13;&#10;&lt;/memoryBlockExpressionList&gt;&#13;&#10;"/>
<stringAttribute key="org.eclipse.cdt.launch.GLOBAL_VARIABLES" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;globalVariableList/&gt;&#10;"/>
<stringAttribute key="org.eclipse.cdt.launch.MEMORY_BLOCKS" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;memoryBlockExpressionList&gt;&#10;&lt;memoryBlockExpressionItem&gt;&#10;&lt;expression text=&quot;0x0&quot;/&gt;&#10;&lt;/memoryBlockExpressionItem&gt;&#10;&lt;/memoryBlockExpressionList&gt;&#10;"/>
<stringAttribute key="org.eclipse.cdt.launch.PROGRAM_NAME" value="./build/ch.elf"/>
<stringAttribute key="org.eclipse.cdt.launch.PROJECT_ATTR" value="RT-STM32F769I-DISCOVERY"/>
<booleanAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_AUTO_ATTR" value="true"/>

4
os/hal/ports/STM32/LLD/MACv1/hal_mac_lld.c
View File

@ -364,10 +364,14 @@ void mac_lld_start(MACDriver *macp) {
/* DMA general settings.*/
ETH->DMABMR = ETH_DMABMR_AAB | ETH_DMABMR_RDP_1Beat | ETH_DMABMR_PBL_1Beat;
/* Check because errata on some devices. There should be no need to
disable flushing because the TXFIFO should be empty on macStart().*/
#if !defined(STM32_MAC_DISABLE_TX_FLUSH)
/* Transmit FIFO flush.*/
ETH->DMAOMR = ETH_DMAOMR_FTF;
while (ETH->DMAOMR & ETH_DMAOMR_FTF)
;
#endif
/* DMA final configuration and start.*/
ETH->DMAOMR = ETH_DMAOMR_DTCEFD | ETH_DMAOMR_RSF | ETH_DMAOMR_TSF |