[rtl] Power-Up and shutdown

I am thinking about using Linux or Real Time Linux for a mobile unit. This unit would be activated when power is applied and deactivated when power is removed. I only plan to use flash memory (IDE flash) for storage. My questions are as follows: 1) I need my device to be active 5 seconds after

Re: [rtl] Power-Up and shutdown

Vernon Van Steenkist wrote: 1) I need my device to be active 5 seconds after power-up. Can Linux come up that quickly? Depends on the BIOS ... but usualy, EmbeddedPCs can´t be up and running that fast. Linux itself can be downsized to operate within a few seconds. The AXIS-Web/ModemCam

[rtl] printk safe in fifo handler?

I know enough not to use printk from a rt process. What about a fifo i/o handler which is only triggered when the fifo is used from userland? It's somewhat academic, since I've already written the code and it seems to work, but I got to worrying about it. If it's not supposed to work, what