The
fetch functions are designed to copy small amounts of data from user-space.
The
fetch routines provide the following functionality:
fubyte()
Fetches a byte of data from the user-space address base.
fusword()
Fetches a short word of data from the user-space address base.
fuswintr()
Fetches a short word of data from the user-space address base. This function is safe to call during an interrupt context.
fuword()
Fetches a word of data from the user-space address base.