Oh! It's just a particular memory addressed, and that's what is being
memory mapped into user land. Then I could just write a value in the
kernel land, just as I would from the user land, to the address that
is being memory mapped in. I should just read the device spec better
and test how to write
I've worked on a couple of PCI drivers for Linux, however I haven't
studied actual PCI bus protocol and such fundamental details. Also I
haven't read your post thoroughly and haven't visited your links. So I
can be completely wrong...
But I am very surprised that you want to send interrupts from k
Hello,
I'm trying to author a driver that communicates over shared memory
within the kernel land between concurrent userland processes. I'm
using this as a base:
https://github.com/henning-schild/ivshmem-guest-code/blob/master/kernel_module/uio/uio_ivshmem.c
I've been able to build it and to ins