Brute force grafting

Attempt to brutally graft BF3.1’s OSD, CMS, DISPLAYPORT, DASHBOARD,
MSP_DISPLAYPORT onto INAV-1.4.

With this first cut, integrated OSD (based on MAX7456) and CMS over the
OSD is working.

src/main/cms/cms_menu_misc.c

@@ -0,0 +1,111 @@
+/*
+ * This file is part of Cleanflight.
+ *
+ * Cleanflight 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Cleanflight 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 Cleanflight.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <string.h>
+#include <ctype.h>
+
+#include "platform.h"
+
+#include "build/version.h"
+
+#ifdef CMS
+
+#include "common/axis.h"
+#include "io/gimbal.h"
+#include "flight/pid.h"
+#include "flight/mixer.h"
+#include "flight/servos.h"
+#include "fc/rc_controls.h"
+#include "fc/runtime_config.h"
+
+#include "config/config.h"
+#include "config/config_profile.h"
+#include "config/config_master.h"
+#include "config/feature.h"
+
+#include "cms/cms.h"
+#include "cms/cms_types.h"
+#include "cms/cms_menu_ledstrip.h"
+
+//
+// Misc
+//
+
+static long cmsx_menuRcConfirmBack(const OSD_Entry *self)
+{
+    if (self && self->type == OME_Back)
+        return 0;
+    else
+        return -1;
+}
+
+//
+// RC preview
+//
+static OSD_Entry cmsx_menuRcEntries[] =
+{
+    { "-- RC PREV --", OME_Label, NULL, NULL, 0},
+
+    { "ROLL",  OME_INT16, NULL, &(OSD_INT16_t){ &rcData[ROLL],     1, 2500, 0 }, DYNAMIC },
+    { "PITCH", OME_INT16, NULL, &(OSD_INT16_t){ &rcData[PITCH],    1, 2500, 0 }, DYNAMIC },
+    { "THR",   OME_INT16, NULL, &(OSD_INT16_t){ &rcData[THROTTLE], 1, 2500, 0 }, DYNAMIC },
+    { "YAW",   OME_INT16, NULL, &(OSD_INT16_t){ &rcData[YAW],      1, 2500, 0 }, DYNAMIC },
+
+    { "AUX1",  OME_INT16, NULL, &(OSD_INT16_t){ &rcData[AUX1],     1, 2500, 0 }, DYNAMIC },
+    { "AUX2",  OME_INT16, NULL, &(OSD_INT16_t){ &rcData[AUX2],     1, 2500, 0 }, DYNAMIC },
+    { "AUX3",  OME_INT16, NULL, &(OSD_INT16_t){ &rcData[AUX3],     1, 2500, 0 }, DYNAMIC },
+    { "AUX4",  OME_INT16, NULL, &(OSD_INT16_t){ &rcData[AUX4],     1, 2500, 0 }, DYNAMIC },
+
+    { "BACK",  OME_Back, NULL, NULL, 0},
+    {NULL, OME_END, NULL, NULL, 0}
+};
+
+CMS_Menu cmsx_menuRcPreview = {
+    .GUARD_text = "XRCPREV",
+    .GUARD_type = OME_MENU,
+    .onEnter = NULL,
+    .onExit = cmsx_menuRcConfirmBack,
+    .onGlobalExit = NULL,
+    .entries = cmsx_menuRcEntries
+};
+
+
+static OSD_Entry menuMiscEntries[]=
+{
+    { "-- MISC --", OME_Label, NULL, NULL, 0 },
+
+    { "MIN THR",    OME_UINT16,  NULL,          &(OSD_UINT16_t){ &masterConfig.motorConfig.minthrottle,         1000, 2000, 1 }, 0 },
+    { "VBAT SCALE", OME_UINT8,   NULL,          &(OSD_UINT8_t) { &masterConfig.batteryConfig.vbatscale,             1, 250, 1 }, 0 },
+    { "VBAT CLMAX", OME_UINT8,   NULL,          &(OSD_UINT8_t) { &masterConfig.batteryConfig.vbatmaxcellvoltage,   10,  50, 1 }, 0 },
+    { "RC PREV",    OME_Submenu, cmsMenuChange, &cmsx_menuRcPreview, 0},
+
+    { "BACK", OME_Back, NULL, NULL, 0},
+    { NULL, OME_END, NULL, NULL, 0}
+};
+
+CMS_Menu cmsx_menuMisc = {
+    .GUARD_text = "XMISC",
+    .GUARD_type = OME_MENU,
+    .onEnter = NULL,
+    .onExit = NULL,
+    .onGlobalExit = NULL,
+    .entries = menuMiscEntries
+};
+
+#endif // CMS