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取指令和访存的仲裁是核心来做还是总线来做? #20

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huangliwood opened this issue Sep 19, 2021 · 4 comments
Open

取指令和访存的仲裁是核心来做还是总线来做? #20

huangliwood opened this issue Sep 19, 2021 · 4 comments

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@huangliwood
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@shili2017
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由于只有一个对外的AXI4 master接口，需要在core中自己设计IF和MEM访存的仲裁。

@lsyic
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lsyic commented Sep 28, 2021

image
按这个图给出的建议，是要将axi_rw例化两次吗？仲裁需要加在中间哪一个位置呢？
请问这个有没有参考书籍或者demo可以学习呢？

@lsyic
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lsyic commented Sep 28, 2021

由于只有一个对外的AXI4 master接口，需要在core中自己设计IF和MEM访存的仲裁。

仲裁要加在上图中的哪个位置呢？

@shili2017
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由于只有一个对外的AXI4 master接口，需要在core中自己设计IF和MEM访存的仲裁。

仲裁要加在上图中的哪个位置呢？

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@shili2017 @huangliwood @lsyic