[EMAIL PROTECTED] wrote: > I'm writing some graphics code (just for fun) and I need "legal" access to > the memory addresses below 1 mb. > > The thing is, I know how to access those addresses (open /dev/mem, mmap, and > that's it), but I'd like to be able to alloc some pages so that my accesses > are correct and don't make the kernel panic... > > Does anyone know how I could do that?
Open the device driver for the device for which you need raw access to the memory, and mmap(2) the memory into your process address space. -- Terry To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message
