P2040 SRIO outbound组播

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P2040 SRIO outbound组播

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leishi
Contributor I

你好:

  我们现在采用的PowerPC P2040芯片,调试SRIO接口的过程中需要支持组播功能,而经过测试无论将“ Port 1 RapidIO outbound window attributes register 0 ”寄存器的“WRTYP”位设置为NWRITE或SRITE,其最后一包数据总是NWRITE_R,而查询资料获知SRIO组播仅支持没有response的数据包,是否P2040不支持组播包?
 WRTYP位的解释中有以下内容,我没有理解其意义:

非常感谢。

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ufedor
NXP Employee
NXP Employee

Please pose the question in English.

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leishi
Contributor I

Thanks for your response, and have solve the problem through set the register  DMAx_DATRn .

Thanks a lot.

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