On Mon, Nov 22, 2010 at 13:37, Bond <[email protected]> wrote: > Hi, in some of the books I am reading I find > a text which mentions MODULE_DEVICE_TABLE () macro makes a user > defined structure available in the module image so that the module > can be loaded on demand if the card is hotplugged. > I am not clear with how is this detection happening inside the kernel. > How does the kernel detects the presence of a particular device?( I am > not referring to the probe function defined in many drivers)
AFAIK, when a device is hotplugged, it raised an interrupt...and assuming a handler sits there (from device driver), then it is captured and registered in a subsystem...that is kobject..I think..which is related to sysfs. Greg KH and others might know better.... -- regards, Mulyadi Santosa Freelance Linux trainer and consultant blog: the-hydra.blogspot.com training: mulyaditraining.blogspot.com -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to [email protected] Please read the FAQ at http://kernelnewbies.org/FAQ
