pio_bcopyout(D3X)

pio_bcopyout - copy data from kernel's virtual space to a bus (I/O) address

As shipped in IRIX 6.5.19. Last changed in IRIX 6.5.15.

NAME
     pio_bcopyout - copy data from kernel's virtual space to a bus (I/O)
     address

SYNOPSIS
     #include <sys/types.h>
     #include <sys/ddi.h>
     #include <sys/pio.h>

     int pio_bcopyout (piomap_t *piomap, iopaddr_t iopaddr, void *kvaddr,
                   int size, int itmsz, int flag);

   Arguments
     piomap
          The PIO map returned from pio_mapalloc(D3X).

     iopaddr
          The bus (I/O) address.

     kvaddr
          The kernel's virtual address.

     size The byte count of the transfer.

     itmsz
          The element size of each read or write on the bus.

     flag Currently not used and should be set to zero.

DESCRIPTION
     pio_bcopyin copies data from the kernel virtual address space to the bus
     address space.

   Return Values
     The number of bytes transferred.

   See Also
     pio_mapalloc(D3X), pio_mapfree(D3X), pio_mapaddr(D3X), pio_badaddr(D3X),
     pio_wbadaddr(D3X), pio_bcopyin(D3X)