imx6 BAR0 limit

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imx6 BAR0 limit

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bluesky507
Contributor I

Hello

I checked pci driver sources provided for IMX.6 CPU. It seems that ddr memory window reserved for root complex is limited to 16M. I need at least 256M for BAR0 in my application. Is it possible to patch the driver to support such memory size?

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147 Views
Yuri
NXP TechSupport
NXP TechSupport

Hello,

Only 16 MB address range is available for PCIe in i.MX6 system memory map.


Have a great day,
Yuri

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