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-rw-r--r--sys/dev/syscons/syscons.c6
-rw-r--r--sys/i386/isa/syscons.c6
-rw-r--r--sys/isa/syscons.c6
3 files changed, 9 insertions, 9 deletions
diff --git a/sys/dev/syscons/syscons.c b/sys/dev/syscons/syscons.c
index 5dadea9..72aa342 100644
--- a/sys/dev/syscons/syscons.c
+++ b/sys/dev/syscons/syscons.c
@@ -35,7 +35,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
- * $Id: syscons.c,v 1.83 1994/12/18 19:45:53 joerg Exp $
+ * $Id: syscons.c,v 1.84 1994/12/26 17:50:18 ats Exp $
*/
#include "sc.h"
@@ -2635,8 +2635,8 @@ getchar(void)
int
pcmmap(dev_t dev, int offset, int nprot)
{
- if (offset > 0x20000)
- return EINVAL;
+ if (offset > 0x20000 - PAGE_SIZE)
+ return -1;
return i386_btop((VIDEOMEM + offset));
}
diff --git a/sys/i386/isa/syscons.c b/sys/i386/isa/syscons.c
index 5dadea9..72aa342 100644
--- a/sys/i386/isa/syscons.c
+++ b/sys/i386/isa/syscons.c
@@ -35,7 +35,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
- * $Id: syscons.c,v 1.83 1994/12/18 19:45:53 joerg Exp $
+ * $Id: syscons.c,v 1.84 1994/12/26 17:50:18 ats Exp $
*/
#include "sc.h"
@@ -2635,8 +2635,8 @@ getchar(void)
int
pcmmap(dev_t dev, int offset, int nprot)
{
- if (offset > 0x20000)
- return EINVAL;
+ if (offset > 0x20000 - PAGE_SIZE)
+ return -1;
return i386_btop((VIDEOMEM + offset));
}
diff --git a/sys/isa/syscons.c b/sys/isa/syscons.c
index 5dadea9..72aa342 100644
--- a/sys/isa/syscons.c
+++ b/sys/isa/syscons.c
@@ -35,7 +35,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
- * $Id: syscons.c,v 1.83 1994/12/18 19:45:53 joerg Exp $
+ * $Id: syscons.c,v 1.84 1994/12/26 17:50:18 ats Exp $
*/
#include "sc.h"
@@ -2635,8 +2635,8 @@ getchar(void)
int
pcmmap(dev_t dev, int offset, int nprot)
{
- if (offset > 0x20000)
- return EINVAL;
+ if (offset > 0x20000 - PAGE_SIZE)
+ return -1;
return i386_btop((VIDEOMEM + offset));
}
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