PCIe MSI generation on MPC-8640 as RC

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PCIe MSI generation on MPC-8640 as RC

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shubhanginising
Contributor I

I am working on MPC-8641, and facing a problem regarding the handling of msi transaction in u-boot.

I am unmasking the vectors and initiating a msi transaction by writing to msiir register of pic which in turn call my bootloader's external interrupt handler

and prints the messages which i had given in handler but after executing that it just hangs.

If any one is having any idea please reply.

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