[Unix-jun72] UNIX running up to init, I think
newsham at lava.net
Fri May 2 21:41:26 EDT 2008
> but it doesn't seem like the dma is making it to userland. Perhaps it's
> getting into the kernel buffer but not the user buffer. I just copied
> the sysread code verbatim and didn't look at the closely.
> I'll do more debugging tomorrow. Seems like we're closing in.
There was a missing branch instruction when copying from kernel buffer to
userland buffer on page e08-02. I added the branch and a note about it
and committed. (without the branch it will only ever copy one byte to
userland). Now my cold boot is writing files off the tape onto the rk0
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