[Numpy-discussion] memmap from fd?
Fri Jan 9 06:10:40 CST 2009
On Fri, Jan 9, 2009 at 06:05, Neal Becker <firstname.lastname@example.org> wrote:
> I'm working on interfacing to a custom FPGA board. The kernel driver exposes the FPGA memory via mmap.
> It might be nice to use numpy memmap to read/write data. One issue is that I think I will need to create the memmap array from a fd, not a file name. The reason is I wrote the driver to only allow 1 exclusive open, and I already have it open for other reasons. Any chance to create a memmap array from a fd?
Use os.fdopen(fd) to create a file object which can be passed to the
"I have come to believe that the whole world is an enigma, a harmless
enigma that is made terrible by our own mad attempt to interpret it as
though it had an underlying truth."
-- Umberto Eco
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