Added (untested) support for the FreeBSD psm mouse driver.

1 files changed, 169 insertions, 0 deletions

diff --git a/psmcomm.c b/psmcomm.c
new file mode 100644
index 0000000..ef80137
--- /dev/null
+++ b/psmcomm.c
@@ -0,0 +1,169 @@
+/* Copyright (C) 2001 Stefan Gmeiner <riddlebox@freesurf.ch>
+ *
+ *   Copyright (c) 1997 C. Scott Ananian <cananian@alumni.priceton.edu>
+ *   Copyright (c) 1998-2000 Bruce Kalk <kall@compass.com>
+ *     code für the special synaptics commands (from the tpconfig-source)
+ *
+ *   Synaptics Passthrough Support
+ *   Copyright (c) 2002 Linuxcare Inc. David Kennedy <dkennedy@linuxcare.com>
+ *   adapted to version 0.12.1
+ *   Copyright (c) 2003 Fred Hucht <fred@thp.Uni-Duisburg.de>
+ *
+ *   Copyright (c) 2004 Arne Schwabe <schwabe@uni-paderborn.de>
+ *   FreeBSD Support
+ *
+ *   This program is free software; you can redistribute it and/or
+ *   modify it under the terms of the GNU General Public License
+ *   as published by the Free Software Foundation; either version 2
+ *   of the License, or (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "psmcomm.h"
+#include "synproto.h"
+#include "synaptics.h"
+#include <xf86.h>
+
+#define SYSCALL(call) while (((call) == -1) && (errno == EINTR))
+
+void ps2_print_ident(const struct SynapticsHwInfo *synhw);
+
+/*
+ * Identify Touchpad
+ * See also the SYN_ID_* macros
+ */
+static Bool
+psm_synaptics_identify(int fd, synapticshw_t *ident)
+{
+    int ret;
+    
+    SYSCALL(ret = ioctl(fd, MOUSE_SYNGETHWINFO, ident));
+    if (ret == 0)
+	return TRUE;
+    else
+	return FALSE;
+}
+
+/* This define is used in a ioctl but not in mouse.h :/ */
+#define PSM_LEVEL_NATIVE	2
+
+static Bool
+PSMQueryIsSynaptics(LocalDevicePtr local)
+{
+    int ret;
+    int level = PSM_LEVEL_NATIVE;
+    mousehw_t mhw;
+
+    /* Put the device in native protocol mode to be sure
+     * Otherwise HWINFO will not return the right id
+     * And we will need native mode anyway ...
+     */
+    SYSCALL(ret = ioctl(local->fd, MOUSE_SETLEVEL, &level));
+    if (ret != 0) {
+	xf86Msg(X_ERROR, "%s Can't set native mode\n", local->name);
+	return FALSE;
+    }
+    SYSCALL(ret = ioctl(local->fd, MOUSE_GETHWINFO, &mhw));
+    if (ret != 0) {
+	xf86Msg(X_ERROR, "%s Can't get hardware info\n", local->name);
+	return FALSE;
+    }
+
+    if (mhw.model == MOUSE_MODEL_SYNAPTICS) {
+	return TRUE;
+    } else {
+	xf86Msg(X_ERROR, "%s Found no Synaptics, found Mouse model %d instead\n",
+		local->name, mhw.model);
+	return FALSE;
+    }
+}
+
+static void
+PSMDeviceOnHook(LocalDevicePtr local)
+{
+}
+
+static void
+PSMDeviceOffHook(LocalDevicePtr local)
+{
+}
+
+static void
+convert_hw_info(const synapticshw_t *psm_ident, struct SynapticsHwInfo *synhw)
+{
+    memset(synhw, 0, sizeof(*synhw));
+    synhw->model_id = ((psm_ident->infoRot180 << 23) |
+		       (psm_ident->infoPortrait << 22) |
+		       (psm_ident->infoSensor << 16) |
+		       (psm_ident->infoHardware << 9) |
+		       (psm_ident->infoNewAbs << 7) |
+		       (psm_ident->capPen << 6) |
+		       (psm_ident->infoSimplC << 5) |
+		       (psm_ident->infoGeometry));
+    synhw->capabilities = ((psm_ident->capExtended << 23) |
+			   (psm_ident->capPassthrough << 7) |
+			   (psm_ident->capSleep << 4) |
+			   (psm_ident->capFourButtons << 3) |
+			   (psm_ident->capMultiFinger << 1) |
+			   (psm_ident->capPalmDetect));
+    synhw->ext_cap = 0;
+    synhw->identity = ((psm_ident->infoMajor) |
+		       (0x47 << 8) |
+		       (psm_ident->infoMinor << 16));
+}
+
+static Bool
+PSMQueryHardware(LocalDevicePtr local, struct SynapticsHwInfo *synhw)
+{
+    synapticshw_t psm_ident;
+
+    /* is the synaptics touchpad active? */
+    if (!PSMQueryIsSynaptics(local))
+	return FALSE;
+
+    xf86Msg(X_PROBED, "%s synaptics touchpad found\n", local->name);
+
+    if (!psm_synaptics_identify(local->fd, &psm_ident))
+	return FALSE;
+
+    convert_hw_info(&psm_ident, synhw);
+
+    /* Check to see if the host mouse supports a guest */
+    synhw->hasGuest = FALSE;
+    if (psm_ident.capPassthrough) {
+        synhw->hasGuest = TRUE;
+    }
+
+    ps2_print_ident(synhw);
+
+    return TRUE;
+}
+
+static Bool
+PSMReadHwState(LocalDevicePtr local, struct SynapticsHwInfo *synhw,
+	       struct CommData *comm, struct SynapticsHwState *hwRet)
+{
+    return psaux_proto_operations.ReadHwState(local, synhw, comm, hwRet);
+}
+
+static Bool PSMAutoDevProbe(LocalDevicePtr local)
+{
+    return FALSE;
+}
+
+struct SynapticsProtocolOperations psm_proto_operations = {
+    PSMDeviceOnHook,
+    PSMDeviceOffHook,
+    PSMQueryHardware,
+    PSMReadHwState,
+    PSMAutoDevProbe
+};