diff options
Diffstat (limited to 'sys/dev/atkbdc/atkbd.c')
| -rw-r--r-- | sys/dev/atkbdc/atkbd.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/sys/dev/atkbdc/atkbd.c b/sys/dev/atkbdc/atkbd.c index 40dd698984e3..cee1207df973 100644 --- a/sys/dev/atkbdc/atkbd.c +++ b/sys/dev/atkbdc/atkbd.c @@ -42,6 +42,7 @@ __FBSDID("$FreeBSD$"); #include <sys/proc.h> #include <sys/limits.h> #include <sys/malloc.h> +#include <sys/sysctl.h> #include <machine/bus.h> #include <machine/resource.h> @@ -73,6 +74,13 @@ typedef struct atkbd_state { #endif } atkbd_state_t; +static SYSCTL_NODE(_hw, OID_AUTO, atkbd, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, + "AT keyboard"); + +static int atkbdhz = 1; +SYSCTL_INT(_hw_atkbd, OID_AUTO, hz, CTLFLAG_RWTUN, &atkbdhz, 0, + "Polling frequency (in hz)"); + static void atkbd_timeout(void *arg); static int atkbd_reset(KBDC kbdc, int flags, int c); @@ -198,8 +206,11 @@ atkbd_timeout(void *arg) kbdd_intr(kbd, NULL); } splx(s); - state = (atkbd_state_t *)kbd->kb_data; - callout_reset(&state->ks_timer, hz / 10, atkbd_timeout, arg); + if (atkbdhz > 0) { + state = (atkbd_state_t *)kbd->kb_data; + callout_reset_sbt(&state->ks_timer, SBT_1S / atkbdhz, 0, + atkbd_timeout, arg, C_PREL(1)); + } } /* LOW-LEVEL */ |