copy_to_phys - General: Copies data from a virtual address
to a physical address
unsigned int bcount );
Specifies the virtual address of the data to be copied.
Specifies the physical address to copy the data to. Specifies
the number of bytes to copy.
The copy_to_phys routine copies a specified amount of virtually
addressed memory to physically addressed memory.
The addresses reside only in system memory space and not
in the memory space on I/O buses.
If any overlap exists between virt_src and phys_dest, the
copy_to_phys routine panics.
Routines: copyin(9r), copyout(9r), io_copyin(9r),
[ Back ]