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psm(4): Disabled IMEX side-buttons by default. #388

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Merged
ericbsd merged 1 commit into from
Jun 15, 2026
Merged

psm(4): Disabled IMEX side-buttons by default. #388

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8 changes: 8 additions & 0 deletions sys/dev/atkbdc/psm.c
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Original file line number Diff line number Diff line change
Expand Up @@ -531,6 +531,7 @@ static int verbose = PSM_DEBUG;
static int synaptics_support = 1;
static int trackpoint_support = 1;
static int elantech_support = 1;
static int explorer_sidebuttons = 0;
static int mux_disabled = -1;

/* for backward compatibility */
Expand Down Expand Up @@ -2991,6 +2992,9 @@ SYSCTL_INT(_hw_psm, OID_AUTO, trackpoint_support, CTLFLAG_RDTUN,
SYSCTL_INT(_hw_psm, OID_AUTO, elantech_support, CTLFLAG_RDTUN,
&elantech_support, 0, "Enable support for Elantech touchpads");

SYSCTL_INT(_hw_psm, OID_AUTO, explorer_sidebuttons, CTLFLAG_RW,
&explorer_sidebuttons, 0, "Enable support for Intellimouse Explorer side buttons");

SYSCTL_INT(_hw_psm, OID_AUTO, mux_disabled, CTLFLAG_RDTUN,
&mux_disabled, 0, "Disable active multiplexing");

Expand Down Expand Up @@ -4998,6 +5002,10 @@ psmsoftintr(void *arg)
z = (pb->ipacket[3] & MOUSE_EXPLORER_ZNEG) ?
(pb->ipacket[3] & 0x0f) - 16 :
(pb->ipacket[3] & 0x0f);
if (!explorer_sidebuttons)
{
break;
}
ms.button |=
(pb->ipacket[3] & MOUSE_EXPLORER_BUTTON4DOWN) ?
MOUSE_BUTTON4DOWN : 0;
Expand Down
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