MPC8548 when reads the data from the PCIE is and to write into the DDR2 CPU core intervention is required or not?

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MPC8548 when reads the data from the PCIE is and to write into the DDR2 CPU core intervention is required or not?

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lakshmit
Contributor I

PC8548 when reads the data from the PCIE is and to write into the DDR2 CPU core intervention is required or not?

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ufedor
NXP Employee
NXP Employee

The CPU intervention is not required - i.e. PCI Express transactions targeting MPC8548 inbound ATMU with translation to a DDR2 SDRAM region are converted to direct memory read/write operations by the PCI Express interface.


Best regards,
Fedor

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