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Added a workaround for yet-another, less-than-compatible keyboard controller.

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This one returns 0xfa (ACK) for TEST_KBD_PORT and TEST_AUX_PORT commands.
The compatible controllers expected to return 0.
This commit is contained in:
Kazutaka YOKOTA 1998-10-13 07:56:38 +00:00
parent ee4fd995f8
commit ba8e952c77
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=40282
1 changed files with 4 additions and 1 deletions
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5
sys/i386/isa/psm.c
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@ -20,7 +20,7 @@
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: psm.c,v 1.53 1998/06/07 17:10:50 dfr Exp $
* $Id: psm.c,v 1.54 1998/07/06 16:10:06 eivind Exp $
*/
/*
@ -576,6 +576,7 @@ reinitialize(int unit, mousemode_t *mode)
switch((i = test_aux_port(kbdc))) {
case 1: /* ignore this error */
case PSM_ACK:
if (verbose)
log(LOG_DEBUG, "psm%d: strange result for test aux port (%d).\n",
unit, i);
@ -807,9 +808,11 @@ psmprobe(struct isa_device *dvp)
* it has the perfectly functional aux port. We have to ignore this
* error code. Even if the controller HAS error with the aux port,
* it will be detected later...
* XXX: another incompatible controller returns PSM_ACK (0xfa)...
*/
switch ((i = test_aux_port(sc->kbdc))) {
case 1: /* ignore this error */
case PSM_ACK:
if (verbose)
printf("psm%d: strange result for test aux port (%d).\n",
unit, i);