diff options
Diffstat (limited to 'lib/libio/swiz.c')
| -rw-r--r-- | lib/libio/swiz.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/libio/swiz.c b/lib/libio/swiz.c index d8bb7b5..28848c1 100644 --- a/lib/libio/swiz.c +++ b/lib/libio/swiz.c @@ -23,7 +23,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id$ + * $Id: swiz.c,v 1.1 1998/12/12 18:05:06 dfr Exp $ */ #include <sys/param.h> @@ -86,8 +86,8 @@ swiz_ioperm(u_int32_t from, u_int32_t num, int on) if (!on) return -1; /* XXX can't unmap yet */ - start = from << 5; - end = (from + num) << 5; + start = trunc_page(from << 5); + end = round_page((from + num) << 5); addr = swiz_ports + start; munmap(addr, end - start); mmap(addr, end - start, PROT_READ|PROT_WRITE, MAP_SHARED, |
