simtech: add plugin for Simtech-based modems (like A-Link 3GU)

6 files changed, 793 insertions, 1 deletions

diff --git a/plugins/77-mm-simtech-port-types.rules b/plugins/77-mm-simtech-port-types.rules
new file mode 100644
index 00000000..9ec047ca
--- /dev/null
+++ b/plugins/77-mm-simtech-port-types.rules
@@ -0,0 +1,29 @@
+# do not edit this file, it will be overwritten on update
+
+# Simtech makes modules that other companies rebrand, like:
+#
+# A-LINK 3GU
+#
+# Most of these values were scraped from various SimTech-based Windows
+# driver .inf files.  *mdm.inf lists the main command ports, while
+# *ser.inf lists the aux ports that may be used for PPP.
+
+
+ACTION!="add|change", GOTO="mm_simtech_port_types_end"
+SUBSYSTEM!="tty", GOTO="mm_simtech_port_types_end"
+
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1e0e", GOTO="mm_alink_vendorcheck"
+GOTO="mm_simtech_port_types_end"
+
+LABEL="mm_alink_vendorcheck"
+SUBSYSTEMS=="usb", ATTRS{bInterfaceNumber}=="?*", ENV{.MM_USBIFNUM}="$attr{bInterfaceNumber}"
+
+ATTRS{idProduct}=="9200", ENV{.MM_USBIFNUM}=="03", ENV{ID_MM_SIMTECH_PORT_TYPE_MODEM}="1"
+ATTRS{idProduct}=="9200", ENV{.MM_USBIFNUM}=="01", ENV{ID_MM_SIMTECH_PORT_TYPE_AUX}="1"
+ATTRS{idProduct}=="9200", ENV{ID_MM_SIMTECH_TAGGED}="1"
+
+GOTO="mm_simtech_port_types_end"
+
+
+LABEL="mm_simtech_port_types_end"
+
diff --git a/plugins/Makefile.am b/plugins/Makefile.am
index c718d55b..e208e73b 100644
--- a/plugins/Makefile.am
+++ b/plugins/Makefile.am
@@ -255,12 +255,31 @@ libmm_plugin_anydata_la_LDFLAGS = \
 	-module \
 	-avoid-version
 
+# SimTech
+
+libmm_plugin_anydata_la_SOURCES = \
+	mm-plugin-simtech.c \
+	mm-plugin-simtech.h \
+	mm-modem-simtech-gsm.c \
+	mm-modem-simtech-gsm.h
+
+libmm_plugin_simtech_la_CPPFLAGS = \
+	$(MM_CFLAGS) \
+	$(GUDEV_CFLAGS) \
+	-I$(top_srcdir)/src
+
+libmm_plugin_simtech_la_LDFLAGS = \
+	$(GUDEV_LDFLAGS) \
+	-module \
+	-avoid-version
+
 
 udevrulesdir = $(UDEV_BASE_DIR)/rules.d
 udevrules_DATA = \
 	77-mm-ericsson-mbm.rules \
 	77-mm-zte-port-types.rules \
-	77-mm-longcheer-port-types.rules
+	77-mm-longcheer-port-types.rules \
+	77-mm-simtech-port-types.rules
 
 BUILT_SOURCES = \
 	mm-modem-gsm-hso-glue.h
diff --git a/plugins/mm-modem-simtech-gsm.c b/plugins/mm-modem-simtech-gsm.c
new file mode 100644
index 00000000..d8995897
--- /dev/null
+++ b/plugins/mm-modem-simtech-gsm.c
@@ -0,0 +1,471 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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:
+ *
+ * Copyright (C) 2008 - 2009 Novell, Inc.
+ * Copyright (C) 2009 - 2010 Red Hat, Inc.
+ */
+
+#include <config.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <ctype.h>
+#include "mm-modem-simtech-gsm.h"
+#include "mm-at-serial-port.h"
+#include "mm-errors.h"
+#include "mm-callback-info.h"
+#include "mm-modem-helpers.h"
+
+static void modem_init (MMModem *modem_class);
+
+G_DEFINE_TYPE_EXTENDED (MMModemSimtechGsm, mm_modem_simtech_gsm, MM_TYPE_GENERIC_GSM, 0,
+                        G_IMPLEMENT_INTERFACE (MM_TYPE_MODEM, modem_init))
+
+MMModem *
+mm_modem_simtech_gsm_new (const char *device,
+                          const char *driver,
+                          const char *plugin)
+{
+    g_return_val_if_fail (device != NULL, NULL);
+    g_return_val_if_fail (driver != NULL, NULL);
+    g_return_val_if_fail (plugin != NULL, NULL);
+
+    return MM_MODEM (g_object_new (MM_TYPE_MODEM_SIMTECH_GSM,
+                                   MM_MODEM_MASTER_DEVICE, device,
+                                   MM_MODEM_DRIVER, driver,
+                                   MM_MODEM_PLUGIN, plugin,
+                                   NULL));
+}
+
+/*****************************************************************************/
+
+#define ACQ_ORDER_TAG "acq-order"
+
+static void
+get_mode_pref_done (MMAtSerialPort *port,
+                    GString *response,
+                    GError *error,
+                    gpointer user_data)
+{
+    MMCallbackInfo *info = (MMCallbackInfo *) user_data;
+    const char *p;
+    gint modepref = -1;
+    guint32 acqord;
+    MMModemGsmAllowedMode allowed = MM_MODEM_GSM_ALLOWED_MODE_ANY;
+
+    info->error = mm_modem_check_removed (info->modem, error);
+    if (info->error)
+        goto done;
+
+    p = mm_strip_tag (response->str, "+CNMP:");
+    if (!p) {
+        info->error = g_error_new_literal (MM_MODEM_ERROR,
+                                           MM_MODEM_ERROR_GENERAL,
+                                           "Failed to parse the mode preference response");
+        goto done;
+    }
+
+    acqord = GPOINTER_TO_UINT (mm_callback_info_get_data (info, ACQ_ORDER_TAG));
+    modepref = atoi (p);
+
+    if (modepref == 2) {
+        /* Automatic */
+        if (acqord == 0)
+            allowed = MM_MODEM_GSM_ALLOWED_MODE_ANY;
+        else if (acqord == 1)
+            allowed = MM_MODEM_GSM_ALLOWED_MODE_2G_PREFERRED;
+        else if (acqord == 2)
+            allowed = MM_MODEM_GSM_ALLOWED_MODE_3G_PREFERRED;
+        else {
+            info->error = g_error_new (MM_MODEM_ERROR,
+                                       MM_MODEM_ERROR_GENERAL,
+                                       "Unknown acqisition order preference %d",
+                                       acqord);
+        }
+    } else if (modepref == 13) {
+        /* GSM only */
+        allowed = MM_MODEM_GSM_ALLOWED_MODE_2G_ONLY;
+    } else if (modepref == 14) {
+        /* WCDMA only */
+        allowed = MM_MODEM_GSM_ALLOWED_MODE_3G_ONLY;
+    } else {
+        info->error = g_error_new (MM_MODEM_ERROR,
+                                   MM_MODEM_ERROR_GENERAL,
+                                   "Unknown mode preference %d",
+                                   modepref);
+    }
+
+done:
+    if (!info->error)
+        mm_callback_info_set_result (info, GUINT_TO_POINTER (allowed), NULL);
+    mm_callback_info_schedule (info);
+}
+
+static void
+get_acq_order_done (MMAtSerialPort *port,
+                    GString *response,
+                    GError *error,
+                    gpointer user_data)
+{
+    MMCallbackInfo *info = (MMCallbackInfo *) user_data;
+    const char *p;
+    gint acqord = -1;
+
+    info->error = mm_modem_check_removed (info->modem, error);
+    if (info->error)
+        goto done;
+
+    p = mm_strip_tag (response->str, "+CNAOP:");
+    if (!p) {
+        info->error = g_error_new_literal (MM_MODEM_ERROR,
+                                           MM_MODEM_ERROR_GENERAL,
+                                           "Failed to parse the acqisition order response");
+        goto done;
+    }
+
+    acqord = atoi (p);
+    if (acqord < 0 || acqord > 2) {
+        info->error = g_error_new (MM_MODEM_ERROR,
+                                   MM_MODEM_ERROR_GENERAL,
+                                   "Unknown acquisition order response %d",
+                                   acqord);
+    } else {
+        /* Cache the acquisition preference */
+        mm_callback_info_set_data (info, ACQ_ORDER_TAG, GUINT_TO_POINTER (acqord), NULL);
+    }
+
+done:
+    if (info->error)
+        mm_callback_info_schedule (info);
+    else
+        mm_at_serial_port_queue_command (port, "+CNMP?", 3, get_mode_pref_done, info);
+}
+
+static void
+get_allowed_mode (MMGenericGsm *gsm,
+                  MMModemUIntFn callback,
+                  gpointer user_data)
+{
+    MMCallbackInfo *info;
+    MMAtSerialPort *port;
+
+    info = mm_callback_info_uint_new (MM_MODEM (gsm), callback, user_data);
+
+    port = mm_generic_gsm_get_best_at_port (gsm, &info->error);
+    if (!port) {
+        mm_callback_info_schedule (info);
+        return;
+    }
+
+    mm_at_serial_port_queue_command (port, "+CNAOP?", 3, get_acq_order_done, info);
+}
+
+static void
+set_acq_order_done (MMAtSerialPort *port,
+                    GString *response,
+                    GError *error,
+                    gpointer user_data)
+{
+    MMCallbackInfo *info = (MMCallbackInfo *) user_data;
+
+    if (error)
+        info->error = g_error_copy (error);
+
+   mm_callback_info_schedule (info);
+}
+
+static void
+set_mode_pref_done (MMAtSerialPort *port,
+                    GString *response,
+                    GError *error,
+                    gpointer user_data)
+{
+    MMCallbackInfo *info = (MMCallbackInfo *) user_data;
+    guint32 naop;
+    char *command;
+
+    info->error = mm_modem_check_removed (info->modem, error);
+    if (info->error) {
+        mm_callback_info_schedule (info);
+        return;
+    }
+
+    naop = GPOINTER_TO_UINT (mm_callback_info_get_data (info, ACQ_ORDER_TAG));
+    command = g_strdup_printf ("+CNAOP=%u", naop);
+    mm_at_serial_port_queue_command (port, command, 3, set_acq_order_done, info);
+    g_free (command);
+}
+
+static void
+set_allowed_mode (MMGenericGsm *gsm,
+                  MMModemGsmAllowedMode mode,
+                  MMModemFn callback,
+                  gpointer user_data)
+{
+    MMCallbackInfo *info;
+    MMAtSerialPort *port;
+    char *command;
+    guint32 nmp = 2;   /* automatic mode preference */
+    guint32 naop = 0;  /* automatic acquisition order */
+
+    info = mm_callback_info_new (MM_MODEM (gsm), callback, user_data);
+
+    port = mm_generic_gsm_get_best_at_port (gsm, &info->error);
+    if (!port) {
+        mm_callback_info_schedule (info);
+        return;
+    }
+
+    switch (mode) {
+    case MM_MODEM_GSM_ALLOWED_MODE_2G_ONLY:
+        nmp = 13;
+        break;
+    case MM_MODEM_GSM_ALLOWED_MODE_3G_ONLY:
+        nmp = 14;
+        break;
+    case MM_MODEM_GSM_ALLOWED_MODE_3G_PREFERRED:
+        naop = 2;
+        break;
+    case MM_MODEM_GSM_ALLOWED_MODE_2G_PREFERRED:
+        naop = 3;
+        break;
+    case MM_MODEM_GSM_ALLOWED_MODE_ANY:
+    default:
+        break;
+    }
+
+    mm_callback_info_set_data (info, ACQ_ORDER_TAG, GUINT_TO_POINTER (naop), NULL);
+
+    command = g_strdup_printf ("+CNMP=%u", nmp);
+    mm_at_serial_port_queue_command (port, command, 3, set_mode_pref_done, info);
+    g_free (command);
+}
+
+static MMModemGsmAccessTech
+simtech_act_to_mm_act (int nsmod)
+{
+    if (nsmod == 1)
+        return MM_MODEM_GSM_ACCESS_TECH_GSM;
+    else if (nsmod == 2)
+        return MM_MODEM_GSM_ACCESS_TECH_GPRS;
+    else if (nsmod == 3)
+        return MM_MODEM_GSM_ACCESS_TECH_EDGE;
+    else if (nsmod == 4)
+        return MM_MODEM_GSM_ACCESS_TECH_UMTS;
+    else if (nsmod == 5)
+        return MM_MODEM_GSM_ACCESS_TECH_HSDPA;
+    else if (nsmod == 6)
+        return MM_MODEM_GSM_ACCESS_TECH_HSUPA;
+    else if (nsmod == 7)
+        return MM_MODEM_GSM_ACCESS_TECH_HSPA;
+
+    return MM_MODEM_GSM_ACCESS_TECH_UNKNOWN;
+}
+
+static void
+get_act_tech_done (MMAtSerialPort *port,
+                   GString *response,
+                   GError *error,
+                   gpointer user_data)
+{
+    MMCallbackInfo *info = user_data;
+    MMModemGsmAccessTech act = MM_MODEM_GSM_ACCESS_TECH_UNKNOWN;
+    const char *p;
+
+    info->error = mm_modem_check_removed (info->modem, error);
+    if (info->error) {
+        mm_callback_info_schedule (info);
+        return;
+    }
+
+    p = mm_strip_tag (response->str, "+CNSMOD:");
+    if (p)
+        p = strchr (p, ',');
+
+    if (!p || !isdigit (*(p + 1))) {
+        info->error = g_error_new_literal (MM_MODEM_ERROR,
+                                           MM_MODEM_ERROR_GENERAL,
+                                           "Failed to parse the access technology response");
+    } else {
+        act = simtech_act_to_mm_act (atoi (p + 1));
+        mm_callback_info_set_result (info, GUINT_TO_POINTER (act), NULL);
+    }
+
+    mm_callback_info_schedule (info);
+}
+
+static void
+get_access_technology (MMGenericGsm *modem,
+                       MMModemUIntFn callback,
+                       gpointer user_data)
+{
+    MMAtSerialPort *port;
+    MMCallbackInfo *info;
+
+    info = mm_callback_info_uint_new (MM_MODEM (modem), callback, user_data);
+
+    port = mm_generic_gsm_get_best_at_port (modem, &info->error);
+    if (!port) {
+        mm_callback_info_schedule (info);
+        return;
+    }
+
+    mm_at_serial_port_queue_command (port, "AT+CNSMOD?", 3, get_act_tech_done, info);
+}
+
+static void
+handle_act_change (MMAtSerialPort *port,
+                   GMatchInfo *match_info,
+                   gpointer user_data)
+{
+    MMModemSimtechGsm *self = MM_MODEM_SIMTECH_GSM (user_data);
+    MMModemGsmAccessTech act;
+    char *str;
+
+    str = g_match_info_fetch (match_info, 2);
+    if (str && strlen (str)) {
+        act = simtech_act_to_mm_act (atoi (str));
+        mm_generic_gsm_update_access_technology (MM_GENERIC_GSM (self), act);
+    }
+    g_free (str);
+}
+
+/*****************************************************************************/
+
+static void
+real_do_enable_power_up_done (MMGenericGsm *gsm,
+                              GString *response,
+                              GError *error,
+                              MMCallbackInfo *info)
+{
+    if (!error) {
+        MMAtSerialPort *primary;
+
+        /* Enable unsolicited result codes */
+        primary = mm_generic_gsm_get_at_port (gsm, MM_PORT_TYPE_PRIMARY);
+        g_assert (primary);
+
+        /* Autoreport access technology changes */
+        mm_at_serial_port_queue_command (primary, "+CNSMOD=1", 5, NULL, NULL);
+
+        /* Autoreport CSQ (first arg), and only report when it changes (second arg) */
+        mm_at_serial_port_queue_command (primary, "+AUTOCSQ=1,1", 5, NULL, NULL);
+    }
+
+    /* Chain up to parent */
+    MM_GENERIC_GSM_CLASS (mm_modem_simtech_gsm_parent_class)->do_enable_power_up_done (gsm, NULL, error, info);
+}
+
+/*****************************************************************************/
+
+typedef struct {
+    MMModem *modem;
+    MMModemFn callback;
+    gpointer user_data;
+} DisableInfo;
+
+static void
+disable_unsolicited_done (MMAtSerialPort *port,
+                          GString *response,
+                          GError *error,
+                          gpointer user_data)
+
+{
+    MMModem *parent_modem_iface;
+    DisableInfo *info = user_data;
+
+    parent_modem_iface = g_type_interface_peek_parent (MM_MODEM_GET_INTERFACE (info->modem));
+    parent_modem_iface->disable (info->modem, info->callback, info->user_data);
+    g_free (info);
+}
+
+static void
+disable (MMModem *modem,
+         MMModemFn callback,
+         gpointer user_data)
+{
+    MMAtSerialPort *primary;
+    DisableInfo *info;
+
+    info = g_malloc0 (sizeof (DisableInfo));
+    info->callback = callback;
+    info->user_data = user_data;
+    info->modem = modem;
+
+    primary = mm_generic_gsm_get_at_port (MM_GENERIC_GSM (modem), MM_PORT_TYPE_PRIMARY);
+    g_assert (primary);
+
+    /* Turn off unsolicited responses */
+    mm_at_serial_port_queue_command (primary, "+CNSMOD=0;+AUTOCSQ=0", 5, disable_unsolicited_done, info);
+}
+
+static gboolean
+grab_port (MMModem *modem,
+           const char *subsys,
+           const char *name,
+           MMPortType suggested_type,
+           gpointer user_data,
+           GError **error)
+{
+    MMGenericGsm *gsm = MM_GENERIC_GSM (modem);
+    MMPortType ptype = MM_PORT_TYPE_IGNORED;
+    MMPort *port;
+
+    if (suggested_type == MM_PORT_TYPE_UNKNOWN) {
+        if (!mm_generic_gsm_get_at_port (gsm, MM_PORT_TYPE_PRIMARY))
+                ptype = MM_PORT_TYPE_PRIMARY;
+        else if (!mm_generic_gsm_get_at_port (gsm, MM_PORT_TYPE_SECONDARY))
+            ptype = MM_PORT_TYPE_SECONDARY;
+    } else
+        ptype = suggested_type;
+
+    port = mm_generic_gsm_grab_port (gsm, subsys, name, ptype, error);
+
+    if (port && MM_IS_AT_SERIAL_PORT (port)) {
+        GRegex *regex;
+
+        regex = g_regex_new ("\\r\\n\\+CNSMOD:\\s*(\\d),(\\d)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
+        mm_at_serial_port_add_unsolicited_msg_handler (MM_AT_SERIAL_PORT (port), regex, handle_act_change, modem, NULL);
+        g_regex_unref (regex);
+    }
+
+    return !!port;
+}
+
+/*****************************************************************************/
+
+static void
+modem_init (MMModem *modem_class)
+{
+    modem_class->disable = disable;
+    modem_class->grab_port = grab_port;
+}
+
+static void
+mm_modem_simtech_gsm_init (MMModemSimtechGsm *self)
+{
+}
+
+static void
+mm_modem_simtech_gsm_class_init (MMModemSimtechGsmClass *klass)
+{
+    MMGenericGsmClass *gsm_class = MM_GENERIC_GSM_CLASS (klass);
+
+    mm_modem_simtech_gsm_parent_class = g_type_class_peek_parent (klass);
+
+    gsm_class->do_enable_power_up_done = real_do_enable_power_up_done;
+    gsm_class->set_allowed_mode = set_allowed_mode;
+    gsm_class->get_allowed_mode = get_allowed_mode;
+    gsm_class->get_access_technology = get_access_technology;
+}
+
diff --git a/plugins/mm-modem-simtech-gsm.h b/plugins/mm-modem-simtech-gsm.h
new file mode 100644
index 00000000..0ba3c431
--- /dev/null
+++ b/plugins/mm-modem-simtech-gsm.h
@@ -0,0 +1,43 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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:
+ *
+ * Copyright (C) 2008 - 2009 Novell, Inc.
+ * Copyright (C) 2009 - 2010 Red Hat, Inc.
+ */
+
+#ifndef MM_MODEM_SIMTECH_GSM_H
+#define MM_MODEM_SIMTECH_GSM_H
+
+#include "mm-generic-gsm.h"
+
+#define MM_TYPE_MODEM_SIMTECH_GSM            (mm_modem_simtech_gsm_get_type ())
+#define MM_MODEM_SIMTECH_GSM(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), MM_TYPE_MODEM_SIMTECH_GSM, MMModemSimtechGsm))
+#define MM_MODEM_SIMTECH_GSM_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  MM_TYPE_MODEM_SIMTECH_GSM, MMModemSimtechGsmClass))
+#define MM_IS_MODEM_SIMTECH_GSM(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), MM_TYPE_MODEM_SIMTECH_GSM))
+#define MM_IS_MODEM_SIMTECH_GSM_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  MM_TYPE_MODEM_SIMTECH_GSM))
+#define MM_MODEM_SIMTECH_GSM_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  MM_TYPE_MODEM_SIMTECH_GSM, MMModemSimtechGsmClass))
+
+typedef struct {
+    MMGenericGsm parent;
+} MMModemSimtechGsm;
+
+typedef struct {
+    MMGenericGsmClass parent;
+} MMModemSimtechGsmClass;
+
+GType mm_modem_simtech_gsm_get_type (void);
+
+MMModem *mm_modem_simtech_gsm_new (const char *device,
+                                     const char *driver,
+                                     const char *plugin);
+
+#endif /* MM_MODEM_SIMTECH_H */
diff --git a/plugins/mm-plugin-simtech.c b/plugins/mm-plugin-simtech.c
new file mode 100644
index 00000000..3c448738
--- /dev/null
+++ b/plugins/mm-plugin-simtech.c
@@ -0,0 +1,189 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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:
+ *
+ * Copyright (C) 2008 - 2009 Novell, Inc.
+ * Copyright (C) 2009 - 2010 Red Hat, Inc.
+ */
+
+#include <string.h>
+#include <gmodule.h>
+#include "mm-plugin-simtech.h"
+#include "mm-modem-simtech-gsm.h"
+#include "mm-generic-gsm.h"
+#include "mm-generic-cdma.h"
+
+G_DEFINE_TYPE (MMPluginSimtech, mm_plugin_simtech, MM_TYPE_PLUGIN_BASE)
+
+int mm_plugin_major_version = MM_PLUGIN_MAJOR_VERSION;
+int mm_plugin_minor_version = MM_PLUGIN_MINOR_VERSION;
+
+G_MODULE_EXPORT MMPlugin *
+mm_plugin_create (void)
+{
+    return MM_PLUGIN (g_object_new (MM_TYPE_PLUGIN_SIMTECH,
+                                    MM_PLUGIN_BASE_NAME, "SimTech",
+                                    NULL));
+}
+
+/*****************************************************************************/
+
+#define CAP_CDMA (MM_PLUGIN_BASE_PORT_CAP_IS707_A | \
+                  MM_PLUGIN_BASE_PORT_CAP_IS707_P | \
+                  MM_PLUGIN_BASE_PORT_CAP_IS856 | \
+                  MM_PLUGIN_BASE_PORT_CAP_IS856_A)
+
+static guint32
+get_level_for_capabilities (guint32 capabilities)
+{
+    if (capabilities & MM_PLUGIN_BASE_PORT_CAP_GSM)
+        return 10;
+    if (capabilities & CAP_CDMA)
+        return 10;
+    if (capabilities & MM_PLUGIN_BASE_PORT_CAP_QCDM)
+        return 10;
+    return 0;
+}
+
+static void
+probe_result (MMPluginBase *base,
+              MMPluginBaseSupportsTask *task,
+              guint32 capabilities,
+              gpointer user_data)
+{
+    mm_plugin_base_supports_task_complete (task, get_level_for_capabilities (capabilities));
+}
+
+static MMPluginSupportsResult
+supports_port (MMPluginBase *base,
+               MMModem *existing,
+               MMPluginBaseSupportsTask *task)
+{
+    GUdevDevice *port;
+    guint32 cached = 0, level;
+    guint16 vendor = 0;
+    const char *subsys, *name;
+
+    /* Can't do anything with non-serial ports */
+    port = mm_plugin_base_supports_task_get_port (task);
+    if (strcmp (g_udev_device_get_subsystem (port), "tty"))
+        return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
+
+    subsys = g_udev_device_get_subsystem (port);
+    name = g_udev_device_get_name (port);
+
+    if (!mm_plugin_base_get_device_ids (base, subsys, name, &vendor, NULL))
+        return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
+
+    /* A-Link (for now) */
+    if (vendor != 0x1e0e)
+        return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
+
+    if (mm_plugin_base_get_cached_port_capabilities (base, port, &cached)) {
+        level = get_level_for_capabilities (cached);
+        if (level) {
+            mm_plugin_base_supports_task_complete (task, level);
+            return MM_PLUGIN_SUPPORTS_PORT_IN_PROGRESS;
+        }
+        return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
+    }
+
+    /* Otherwise kick off a probe */
+    if (mm_plugin_base_probe_port (base, task, NULL))
+        return MM_PLUGIN_SUPPORTS_PORT_IN_PROGRESS;
+
+    return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
+}
+
+static MMModem *
+grab_port (MMPluginBase *base,
+           MMModem *existing,
+           MMPluginBaseSupportsTask *task,
+           GError **error)
+{
+    GUdevDevice *port = NULL;
+    MMModem *modem = NULL;
+    const char *name, *subsys, *sysfs_path;
+    guint32 caps;
+    MMPortType ptype = MM_PORT_TYPE_UNKNOWN;
+
+    port = mm_plugin_base_supports_task_get_port (task);
+    g_assert (port);
+
+    /* Look for port type hints; just probing can't distinguish which port should
+     * be the data/primary port on these devices.  We have to tag them based on
+     * what the Windows .INF files say the port layout should be.
+     */
+    if (g_udev_device_get_property_as_boolean (port, "ID_MM_SIMTECH_PORT_TYPE_MODEM"))
+        ptype = MM_PORT_TYPE_PRIMARY;
+    else if (g_udev_device_get_property_as_boolean (port, "ID_MM_SIMTECH_PORT_TYPE_AUX"))
+        ptype = MM_PORT_TYPE_SECONDARY;
+
+    /* If the device was tagged by the udev rules, then ignore any other ports
+     * to guard against race conditions if a device just happens to show up
+     * with more than two AT-capable ports.
+     */
+    if (   (ptype == MM_PORT_TYPE_UNKNOWN)
+        && g_udev_device_get_property_as_boolean (port, "ID_MM_SIMTECH_TAGGED"))
+        ptype = MM_PORT_TYPE_IGNORED;
+
+    subsys = g_udev_device_get_subsystem (port);
+    name = g_udev_device_get_name (port);
+
+    caps = mm_plugin_base_supports_task_get_probed_capabilities (task);
+    sysfs_path = mm_plugin_base_supports_task_get_physdev_path (task);
+    if (!existing) {
+        if (caps & MM_PLUGIN_BASE_PORT_CAP_GSM) {
+            modem = mm_modem_simtech_gsm_new (sysfs_path,
+                                              mm_plugin_base_supports_task_get_driver (task),
+                                              mm_plugin_get_name (MM_PLUGIN (base)));
+        } else if (caps & CAP_CDMA) {
+            modem = mm_generic_cdma_new (sysfs_path,
+                                         mm_plugin_base_supports_task_get_driver (task),
+                                         mm_plugin_get_name (MM_PLUGIN (base)),
+                                         !!(caps & MM_PLUGIN_BASE_PORT_CAP_IS856),
+                                         !!(caps & MM_PLUGIN_BASE_PORT_CAP_IS856_A));
+        }
+
+        if (modem) {
+            if (!mm_modem_grab_port (modem, subsys, name, ptype, NULL, error)) {
+                g_object_unref (modem);
+                return NULL;
+            }
+        }
+    } else if (get_level_for_capabilities (caps)) {
+        if (caps & MM_PLUGIN_BASE_PORT_CAP_QCDM)
+            ptype = MM_PORT_TYPE_QCDM;
+
+        modem = existing;
+        if (!mm_modem_grab_port (modem, subsys, name, ptype, NULL, error))
+            return NULL;
+    }
+
+    return modem;
+}
+
+/*****************************************************************************/
+
+static void
+mm_plugin_simtech_init (MMPluginSimtech *self)
+{
+    g_signal_connect (self, "probe-result", G_CALLBACK (probe_result), NULL);
+}
+
+static void
+mm_plugin_simtech_class_init (MMPluginSimtechClass *klass)
+{
+    MMPluginBaseClass *pb_class = MM_PLUGIN_BASE_CLASS (klass);
+
+    pb_class->supports_port = supports_port;
+    pb_class->grab_port = grab_port;
+}
diff --git a/plugins/mm-plugin-simtech.h b/plugins/mm-plugin-simtech.h
new file mode 100644
index 00000000..e316056d
--- /dev/null
+++ b/plugins/mm-plugin-simtech.h
@@ -0,0 +1,41 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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:
+ *
+ * Copyright (C) 2008 - 2009 Novell, Inc.
+ * Copyright (C) 2009 - 2010 Red Hat, Inc.
+ */
+
+#ifndef MM_PLUGIN_SIMTECH_H
+#define MM_PLUGIN_SIMTECH_H
+
+#include "mm-plugin-base.h"
+
+#define MM_TYPE_PLUGIN_SIMTECH            (mm_plugin_simtech_get_type ())
+#define MM_PLUGIN_SIMTECH(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), MM_TYPE_PLUGIN_SIMTECH, MMPluginSimtech))
+#define MM_PLUGIN_SIMTECH_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  MM_TYPE_PLUGIN_SIMTECH, MMPluginSimtechClass))
+#define MM_IS_PLUGIN_SIMTECH(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), MM_TYPE_PLUGIN_SIMTECH))
+#define MM_IS_PLUGIN_SIMTECH_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  MM_TYPE_PLUGIN_SIMTECH))
+#define MM_PLUGIN_SIMTECH_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  MM_TYPE_PLUGIN_SIMTECH, MMPluginSimtechClass))
+
+typedef struct {
+    MMPluginBase parent;
+} MMPluginSimtech;
+
+typedef struct {
+    MMPluginBaseClass parent;
+} MMPluginSimtechClass;
+
+GType mm_plugin_simtech_get_type (void);
+
+G_MODULE_EXPORT MMPlugin *mm_plugin_create (void);
+
+#endif /* MM_PLUGIN_SIMTECH_H */