---
 freebsd/sys/arm/ti/am335x/am335x_ecap.c  |  202 ++++
 freebsd/sys/arm/ti/am335x/am335x_lcd.c   | 1085 ++++++++++++++++++++++
 freebsd/sys/arm/ti/am335x/am335x_lcd.h   |   60 ++
 freebsd/sys/arm/ti/am335x/am335x_pwm.h   |   35 +
 freebsd/sys/arm/ti/am335x/am335x_pwmss.c |  165 ++++
 freebsd/sys/sys/consio.h                 |  468 ++++++++++
 freebsd/sys/sys/fbio.h                   |  622 +++++++++++++
 freebsd/sys/sys/terminal.h               |  240 +++++
 8 files changed, 2877 insertions(+)
 create mode 100644 freebsd/sys/arm/ti/am335x/am335x_ecap.c
 create mode 100644 freebsd/sys/arm/ti/am335x/am335x_lcd.c
 create mode 100644 freebsd/sys/arm/ti/am335x/am335x_lcd.h
 create mode 100644 freebsd/sys/arm/ti/am335x/am335x_pwm.h
 create mode 100644 freebsd/sys/arm/ti/am335x/am335x_pwmss.c
 create mode 100644 freebsd/sys/sys/consio.h
 create mode 100644 freebsd/sys/sys/fbio.h
 create mode 100644 freebsd/sys/sys/terminal.h

diff --git a/freebsd/sys/arm/ti/am335x/am335x_ecap.c 
b/freebsd/sys/arm/ti/am335x/am335x_ecap.c
new file mode 100644
index 00000000..9ebc51db
--- /dev/null
+++ b/freebsd/sys/arm/ti/am335x/am335x_ecap.c
@@ -0,0 +1,202 @@
+#include <machine/rtems-bsd-kernel-space.h>
+
+/*-
+ * Copyright (c) 2013 Oleksandr Tymoshenko <go...@freebsd.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/bus.h>
+#include <sys/kernel.h>
+#include <sys/limits.h>
+#include <sys/lock.h>
+#include <sys/module.h>
+#include <sys/mutex.h>
+#include <rtems/bsd/sys/resource.h>
+#include <sys/rman.h>
+#include <sys/sysctl.h>
+
+#include <machine/bus.h>
+
+#include <dev/ofw/openfirm.h>
+#include <dev/ofw/ofw_bus.h>
+#include <dev/ofw/ofw_bus_subr.h>
+
+#include "am335x_pwm.h"
+
+#define        ECAP_TSCTR              0x00
+#define        ECAP_CAP1               0x08
+#define        ECAP_CAP2               0x0C
+#define        ECAP_CAP3               0x10
+#define        ECAP_CAP4               0x14
+#define        ECAP_ECCTL2             0x2A
+#define                ECCTL2_MODE_APWM                (1 << 9)
+#define                ECCTL2_SYNCO_SEL                (3 << 6)
+#define                ECCTL2_TSCTRSTOP_FREERUN        (1 << 4)
+
+#define        ECAP_READ2(_sc, reg)    bus_read_2((_sc)->sc_mem_res, reg);
+#define        ECAP_WRITE2(_sc, reg, value)    \
+    bus_write_2((_sc)->sc_mem_res, reg, value);
+#define        ECAP_READ4(_sc, reg)    bus_read_4((_sc)->sc_mem_res, reg);
+#define        ECAP_WRITE4(_sc, reg, value)    \
+    bus_write_4((_sc)->sc_mem_res, reg, value);
+
+#define        PWM_LOCK(_sc)           mtx_lock(&(_sc)->sc_mtx)
+#define        PWM_UNLOCK(_sc)         mtx_unlock(&(_sc)->sc_mtx)
+#define        PWM_LOCK_INIT(_sc)      mtx_init(&(_sc)->sc_mtx, \
+    device_get_nameunit(_sc->sc_dev), "am335x_ecap softc", MTX_DEF)
+#define        PWM_LOCK_DESTROY(_sc)   mtx_destroy(&(_sc)->sc_mtx)
+
+static device_probe_t am335x_ecap_probe;
+static device_attach_t am335x_ecap_attach;
+static device_detach_t am335x_ecap_detach;
+
+struct am335x_ecap_softc {
+       device_t                sc_dev;
+       struct mtx              sc_mtx;
+       struct resource         *sc_mem_res;
+       int                     sc_mem_rid;
+};
+
+static device_method_t am335x_ecap_methods[] = {
+       DEVMETHOD(device_probe,         am335x_ecap_probe),
+       DEVMETHOD(device_attach,        am335x_ecap_attach),
+       DEVMETHOD(device_detach,        am335x_ecap_detach),
+
+       DEVMETHOD_END
+};
+
+static driver_t am335x_ecap_driver = {
+       "am335x_ecap",
+       am335x_ecap_methods,
+       sizeof(struct am335x_ecap_softc),
+};
+
+static devclass_t am335x_ecap_devclass;
+
+/*
+ * API function to set period/duty cycles for ECAPx
+ */
+int
+am335x_pwm_config_ecap(int unit, int period, int duty)
+{
+       device_t dev;
+       struct am335x_ecap_softc *sc;
+       uint16_t reg;
+
+       dev = devclass_get_device(am335x_ecap_devclass, unit);
+       if (dev == NULL)
+               return (ENXIO);
+
+       if (duty > period)
+               return (EINVAL);
+
+       if (period == 0)
+               return (EINVAL);
+
+       sc = device_get_softc(dev);
+       PWM_LOCK(sc);
+
+       reg = ECAP_READ2(sc, ECAP_ECCTL2);
+       reg |= ECCTL2_MODE_APWM | ECCTL2_TSCTRSTOP_FREERUN | ECCTL2_SYNCO_SEL;
+       ECAP_WRITE2(sc, ECAP_ECCTL2, reg);
+
+       /* CAP3 in APWM mode is APRD shadow register */
+       ECAP_WRITE4(sc, ECAP_CAP3, period - 1);
+
+       /* CAP4 in APWM mode is ACMP shadow register */
+       ECAP_WRITE4(sc, ECAP_CAP4, duty);
+       /* Restart counter */
+       ECAP_WRITE4(sc, ECAP_TSCTR, 0);
+
+       PWM_UNLOCK(sc);
+
+       return (0);
+}
+
+static int
+am335x_ecap_probe(device_t dev)
+{
+
+       if (!ofw_bus_status_okay(dev))
+               return (ENXIO);
+
+       if (!ofw_bus_is_compatible(dev, "ti,am33xx-ecap"))
+               return (ENXIO);
+
+       device_set_desc(dev, "AM335x eCAP");
+
+       return (BUS_PROBE_DEFAULT);
+}
+
+static int
+am335x_ecap_attach(device_t dev)
+{
+       struct am335x_ecap_softc *sc;
+
+       sc = device_get_softc(dev);
+       sc->sc_dev = dev;
+
+       PWM_LOCK_INIT(sc);
+
+       sc->sc_mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
+           &sc->sc_mem_rid, RF_ACTIVE);
+       if (sc->sc_mem_res == NULL) {
+               device_printf(dev, "cannot allocate memory resources\n");
+               goto fail;
+       }
+
+       return (0);
+
+fail:
+       PWM_LOCK_DESTROY(sc);
+       return (ENXIO);
+}
+
+static int
+am335x_ecap_detach(device_t dev)
+{
+       struct am335x_ecap_softc *sc;
+
+       sc = device_get_softc(dev);
+
+       PWM_LOCK(sc);
+       if (sc->sc_mem_res)
+               bus_release_resource(dev, SYS_RES_MEMORY,
+                   sc->sc_mem_rid, sc->sc_mem_res);
+       PWM_UNLOCK(sc);
+
+       PWM_LOCK_DESTROY(sc);
+
+
+       return (0);
+}
+
+DRIVER_MODULE(am335x_ecap, am335x_pwmss, am335x_ecap_driver, 
am335x_ecap_devclass, 0, 0);
+MODULE_VERSION(am335x_ecap, 1);
+MODULE_DEPEND(am335x_ecap, am335x_pwmss, 1, 1, 1);
diff --git a/freebsd/sys/arm/ti/am335x/am335x_lcd.c 
b/freebsd/sys/arm/ti/am335x/am335x_lcd.c
new file mode 100644
index 00000000..7c0dd63e
--- /dev/null
+++ b/freebsd/sys/arm/ti/am335x/am335x_lcd.c
@@ -0,0 +1,1085 @@
+#include <machine/rtems-bsd-kernel-space.h>
+
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright 2013 Oleksandr Tymoshenko <go...@freebsd.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <rtems/bsd/local/opt_syscons.h>
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/module.h>
+#include <sys/clock.h>
+#include <sys/eventhandler.h>
+#include <sys/time.h>
+#include <sys/bus.h>
+#include <sys/lock.h>
+#include <sys/mutex.h>
+#include <rtems/bsd/sys/resource.h>
+#include <sys/rman.h>
+#include <sys/sysctl.h>
+#include <vm/vm.h>
+#include <vm/pmap.h>
+#include <sys/fbio.h>
+#include <sys/consio.h>
+
+#include <machine/bus.h>
+
+#include <dev/fdt/fdt_common.h>
+#include <dev/ofw/openfirm.h>
+#include <dev/ofw/ofw_bus.h>
+#include <dev/ofw/ofw_bus_subr.h>
+
+#include <dev/videomode/videomode.h>
+#include <dev/videomode/edidvar.h>
+
+#include <dev/fb/fbreg.h>
+#ifdef DEV_SC
+#include <dev/syscons/syscons.h>
+#else /* VT */
+#include <dev/vt/vt.h>
+#endif
+
+#include <arm/ti/ti_prcm.h>
+#include <arm/ti/ti_scm.h>
+
+#include "am335x_lcd.h"
+#include "am335x_pwm.h"
+
+#include <rtems/bsd/local/fb_if.h>
+#include <rtems/bsd/local/hdmi_if.h>
+
+#define        LCD_PID                 0x00
+#define        LCD_CTRL                0x04
+#define                CTRL_DIV_MASK           0xff
+#define                CTRL_DIV_SHIFT          8
+#define                CTRL_AUTO_UFLOW_RESTART (1 << 1)
+#define                CTRL_RASTER_MODE        1
+#define                CTRL_LIDD_MODE          0
+#define        LCD_LIDD_CTRL           0x0C
+#define        LCD_LIDD_CS0_CONF       0x10
+#define        LCD_LIDD_CS0_ADDR       0x14
+#define        LCD_LIDD_CS0_DATA       0x18
+#define        LCD_LIDD_CS1_CONF       0x1C
+#define        LCD_LIDD_CS1_ADDR       0x20
+#define        LCD_LIDD_CS1_DATA       0x24
+#define        LCD_RASTER_CTRL         0x28
+#define                RASTER_CTRL_TFT24_UNPACKED      (1 << 26)
+#define                RASTER_CTRL_TFT24               (1 << 25)
+#define                RASTER_CTRL_STN565              (1 << 24)
+#define                RASTER_CTRL_TFTPMAP             (1 << 23)
+#define                RASTER_CTRL_NIBMODE             (1 << 22)
+#define                RASTER_CTRL_PALMODE_SHIFT       20
+#define                PALETTE_PALETTE_AND_DATA        0x00
+#define                PALETTE_PALETTE_ONLY            0x01
+#define                PALETTE_DATA_ONLY               0x02
+#define                RASTER_CTRL_REQDLY_SHIFT        12
+#define                RASTER_CTRL_MONO8B              (1 << 9)
+#define                RASTER_CTRL_RBORDER             (1 << 8)
+#define                RASTER_CTRL_LCDTFT              (1 << 7)
+#define                RASTER_CTRL_LCDBW               (1 << 1)
+#define                RASTER_CTRL_LCDEN               (1 << 0)
+#define        LCD_RASTER_TIMING_0     0x2C
+#define                RASTER_TIMING_0_HBP_SHIFT       24
+#define                RASTER_TIMING_0_HFP_SHIFT       16
+#define                RASTER_TIMING_0_HSW_SHIFT       10
+#define                RASTER_TIMING_0_PPLLSB_SHIFT    4
+#define                RASTER_TIMING_0_PPLMSB_SHIFT    3
+#define        LCD_RASTER_TIMING_1     0x30
+#define                RASTER_TIMING_1_VBP_SHIFT       24
+#define                RASTER_TIMING_1_VFP_SHIFT       16
+#define                RASTER_TIMING_1_VSW_SHIFT       10
+#define                RASTER_TIMING_1_LPP_SHIFT       0
+#define        LCD_RASTER_TIMING_2     0x34
+#define                RASTER_TIMING_2_HSWHI_SHIFT     27
+#define                RASTER_TIMING_2_LPP_B10_SHIFT   26
+#define                RASTER_TIMING_2_PHSVS           (1 << 25)
+#define                RASTER_TIMING_2_PHSVS_RISE      (1 << 24)
+#define                RASTER_TIMING_2_PHSVS_FALL      (0 << 24)
+#define                RASTER_TIMING_2_IOE             (1 << 23)
+#define                RASTER_TIMING_2_IPC             (1 << 22)
+#define                RASTER_TIMING_2_IHS             (1 << 21)
+#define                RASTER_TIMING_2_IVS             (1 << 20)
+#define                RASTER_TIMING_2_ACBI_SHIFT      16
+#define                RASTER_TIMING_2_ACB_SHIFT       8
+#define                RASTER_TIMING_2_HBPHI_SHIFT     4
+#define                RASTER_TIMING_2_HFPHI_SHIFT     0
+#define        LCD_RASTER_SUBPANEL     0x38
+#define        LCD_RASTER_SUBPANEL2    0x3C
+#define        LCD_LCDDMA_CTRL         0x40
+#define                LCDDMA_CTRL_DMA_MASTER_PRIO_SHIFT               16
+#define                LCDDMA_CTRL_TH_FIFO_RDY_SHIFT   8
+#define                LCDDMA_CTRL_BURST_SIZE_SHIFT    4
+#define                LCDDMA_CTRL_BYTES_SWAP          (1 << 3)
+#define                LCDDMA_CTRL_BE                  (1 << 1)
+#define                LCDDMA_CTRL_FB0_ONLY            0
+#define                LCDDMA_CTRL_FB0_FB1             (1 << 0)
+#define        LCD_LCDDMA_FB0_BASE     0x44
+#define        LCD_LCDDMA_FB0_CEILING  0x48
+#define        LCD_LCDDMA_FB1_BASE     0x4C
+#define        LCD_LCDDMA_FB1_CEILING  0x50
+#define        LCD_SYSCONFIG           0x54
+#define                SYSCONFIG_STANDBY_FORCE         (0 << 4)
+#define                SYSCONFIG_STANDBY_NONE          (1 << 4)
+#define                SYSCONFIG_STANDBY_SMART         (2 << 4)
+#define                SYSCONFIG_IDLE_FORCE            (0 << 2)
+#define                SYSCONFIG_IDLE_NONE             (1 << 2)
+#define                SYSCONFIG_IDLE_SMART            (2 << 2)
+#define        LCD_IRQSTATUS_RAW       0x58
+#define        LCD_IRQSTATUS           0x5C
+#define        LCD_IRQENABLE_SET       0x60
+#define        LCD_IRQENABLE_CLEAR     0x64
+#define                IRQ_EOF1                (1 << 9)
+#define                IRQ_EOF0                (1 << 8)
+#define                IRQ_PL                  (1 << 6)
+#define                IRQ_FUF                 (1 << 5)
+#define                IRQ_ACB                 (1 << 3)
+#define                IRQ_SYNC_LOST           (1 << 2)
+#define                IRQ_RASTER_DONE         (1 << 1)
+#define                IRQ_FRAME_DONE          (1 << 0)
+#define        LCD_END_OF_INT_IND      0x68
+#define        LCD_CLKC_ENABLE         0x6C
+#define                CLKC_ENABLE_DMA         (1 << 2)
+#define                CLKC_ENABLE_LDID        (1 << 1)
+#define                CLKC_ENABLE_CORE        (1 << 0)
+#define        LCD_CLKC_RESET          0x70
+#define                CLKC_RESET_MAIN         (1 << 3)
+#define                CLKC_RESET_DMA          (1 << 2)
+#define                CLKC_RESET_LDID         (1 << 1)
+#define                CLKC_RESET_CORE         (1 << 0)
+
+#define        LCD_LOCK(_sc)           mtx_lock(&(_sc)->sc_mtx)
+#define        LCD_UNLOCK(_sc)         mtx_unlock(&(_sc)->sc_mtx)
+#define        LCD_LOCK_INIT(_sc)      mtx_init(&(_sc)->sc_mtx, \
+    device_get_nameunit(_sc->sc_dev), "am335x_lcd", MTX_DEF)
+#define        LCD_LOCK_DESTROY(_sc)   mtx_destroy(&(_sc)->sc_mtx);
+
+#define        LCD_READ4(_sc, reg)     bus_read_4((_sc)->sc_mem_res, reg);
+#define        LCD_WRITE4(_sc, reg, value)     \
+    bus_write_4((_sc)->sc_mem_res, reg, value);
+
+/* Backlight is controlled by eCAS interface on PWM unit 0 */
+#define        PWM_UNIT        0
+#define        PWM_PERIOD      100
+
+#define        MODE_HBP(mode)  ((mode)->htotal - (mode)->hsync_end)
+#define        MODE_HFP(mode)  ((mode)->hsync_start - (mode)->hdisplay)
+#define        MODE_HSW(mode)  ((mode)->hsync_end - (mode)->hsync_start)
+#define        MODE_VBP(mode)  ((mode)->vtotal - (mode)->vsync_end)
+#define        MODE_VFP(mode)  ((mode)->vsync_start - (mode)->vdisplay)
+#define        MODE_VSW(mode)  ((mode)->vsync_end - (mode)->vsync_start)
+
+#define        MAX_PIXEL_CLOCK 126000
+#define        MAX_BANDWIDTH   (1280*1024*60)
+
+struct am335x_lcd_softc {
+       device_t                sc_dev;
+       struct fb_info          sc_fb_info;
+       struct resource         *sc_mem_res;
+       struct resource         *sc_irq_res;
+       void                    *sc_intr_hl;
+       struct mtx              sc_mtx;
+       int                     sc_backlight;
+       struct sysctl_oid       *sc_oid;
+
+       struct panel_info       sc_panel;
+
+       /* Framebuffer */
+       bus_dma_tag_t           sc_dma_tag;
+       bus_dmamap_t            sc_dma_map;
+       size_t                  sc_fb_size;
+       bus_addr_t              sc_fb_phys;
+       uint8_t                 *sc_fb_base;
+
+       /* HDMI framer */
+       phandle_t               sc_hdmi_framer;
+       eventhandler_tag        sc_hdmi_evh;
+};
+
+static void
+am335x_fb_dmamap_cb(void *arg, bus_dma_segment_t *segs, int nseg, int err)
+{
+       bus_addr_t *addr;
+
+       if (err)
+               return;
+
+       addr = (bus_addr_t*)arg;
+       *addr = segs[0].ds_addr;
+}
+
+static uint32_t
+am335x_lcd_calc_divisor(uint32_t reference, uint32_t freq)
+{
+       uint32_t div, i;
+       uint32_t delta, min_delta;
+
+       min_delta = freq;
+       div = 255;
+
+       /* Raster mode case: divisors are in range from 2 to 255 */
+       for (i = 2; i < 255; i++) {
+               delta = abs(reference/i - freq);
+               if (delta < min_delta) {
+                       div = i;
+                       min_delta = delta;
+               }
+       }
+
+       return (div);
+}
+
+static int
+am335x_lcd_sysctl_backlight(SYSCTL_HANDLER_ARGS)
+{
+       struct am335x_lcd_softc *sc = (struct am335x_lcd_softc*)arg1;
+       int error;
+       int backlight;
+
+       backlight = sc->sc_backlight;
+       error = sysctl_handle_int(oidp, &backlight, 0, req);
+
+       if (error != 0 || req->newptr == NULL)
+               return (error);
+
+       if (backlight < 0)
+               backlight = 0;
+       if (backlight > 100)
+               backlight = 100;
+
+       LCD_LOCK(sc);
+       error = am335x_pwm_config_ecap(PWM_UNIT, PWM_PERIOD,
+           backlight*PWM_PERIOD/100);
+       if (error == 0)
+               sc->sc_backlight = backlight;
+       LCD_UNLOCK(sc);
+
+       return (error);
+}
+
+static uint32_t
+am335x_mode_vrefresh(const struct videomode *mode)
+{
+       uint32_t refresh;
+
+       /* Calculate vertical refresh rate */
+        refresh = (mode->dot_clock * 1000 / mode->htotal);
+       refresh = (refresh + mode->vtotal / 2) / mode->vtotal;
+
+       if (mode->flags & VID_INTERLACE)
+               refresh *= 2;
+       if (mode->flags & VID_DBLSCAN)
+               refresh /= 2;
+
+       return refresh;
+}
+
+static int
+am335x_mode_is_valid(const struct videomode *mode)
+{
+       uint32_t hbp, hfp, hsw;
+       uint32_t vbp, vfp, vsw;
+
+       if (mode->dot_clock > MAX_PIXEL_CLOCK)
+               return (0);
+
+       if (mode->hdisplay & 0xf)
+               return (0);
+
+       if (mode->vdisplay > 2048)
+               return (0);
+
+       /* Check ranges for timing parameters */
+       hbp = MODE_HBP(mode) - 1;
+       hfp = MODE_HFP(mode) - 1;
+       hsw = MODE_HSW(mode) - 1;
+       vbp = MODE_VBP(mode);
+       vfp = MODE_VFP(mode);
+       vsw = MODE_VSW(mode) - 1;
+
+       if (hbp > 0x3ff)
+               return (0);
+       if (hfp > 0x3ff)
+               return (0);
+       if (hsw > 0x3ff)
+               return (0);
+
+       if (vbp > 0xff)
+               return (0);
+       if (vfp > 0xff)
+               return (0);
+       if (vsw > 0x3f)
+               return (0);
+       if (mode->vdisplay*mode->hdisplay*am335x_mode_vrefresh(mode) 
+           > MAX_BANDWIDTH)
+               return (0);
+
+       return (1);
+}
+
+static void
+am335x_read_hdmi_property(device_t dev)
+{
+       phandle_t node, xref;
+       phandle_t endpoint;
+       phandle_t hdmi_xref;
+       struct am335x_lcd_softc *sc;
+
+       sc = device_get_softc(dev);
+       node = ofw_bus_get_node(dev);
+       sc->sc_hdmi_framer = 0;
+
+       /*
+        * Old FreeBSD way of referencing to HDMI framer
+        */
+       if (OF_getencprop(node, "hdmi", &hdmi_xref, sizeof(hdmi_xref)) != -1) {
+               sc->sc_hdmi_framer = hdmi_xref;
+               return;
+       }
+
+       /*
+        * Use bindings described in Linux docs:
+        * bindings/media/video-interfaces.txt
+        * We assume that the only endpoint in LCDC node
+        * is HDMI framer.
+        */
+       node = ofw_bus_find_child(node, "port");
+
+       /* No media bindings */
+       if (node == 0)
+               return;
+
+       for (endpoint = OF_child(node); endpoint != 0; endpoint = 
OF_peer(endpoint)) {
+               if (OF_getencprop(endpoint, "remote-endpoint", &xref, 
sizeof(xref)) != -1) {
+                       /* port/port@0/endpoint@0 */
+                       node = OF_node_from_xref(xref);
+                       /* port/port@0 */
+                       node = OF_parent(node);
+                       /* port */
+                       node = OF_parent(node);
+                       /* actual owner of port, in our case HDMI framer */
+                       sc->sc_hdmi_framer = OF_xref_from_node(OF_parent(node));
+                       if (sc->sc_hdmi_framer != 0)
+                               return;
+               }
+       }
+}
+
+static int
+am335x_read_property(device_t dev, phandle_t node, const char *name, uint32_t 
*val)
+{
+       pcell_t cell;
+
+       if ((OF_getencprop(node, name, &cell, sizeof(cell))) <= 0) {
+               device_printf(dev, "missing '%s' attribute in LCD panel info\n",
+                   name);
+               return (ENXIO);
+       }
+
+       *val = cell;
+
+       return (0);
+}
+
+static int
+am335x_read_timing(device_t dev, phandle_t node, struct panel_info *panel)
+{
+       int error;
+       phandle_t timings_node, timing_node, native;
+
+       timings_node = ofw_bus_find_child(node, "display-timings");
+       if (timings_node == 0) {
+               device_printf(dev, "no \"display-timings\" node\n");
+               return (-1);
+       }
+
+       if (OF_searchencprop(timings_node, "native-mode", &native,
+           sizeof(native)) == -1) {
+               device_printf(dev, "no \"native-mode\" reference in \"timings\" 
node\n");
+               return (-1);
+       }
+
+       timing_node = OF_node_from_xref(native);
+
+       error = 0;
+       if ((error = am335x_read_property(dev, timing_node,
+           "hactive", &panel->panel_width)))
+               goto out;
+
+       if ((error = am335x_read_property(dev, timing_node,
+           "vactive", &panel->panel_height)))
+               goto out;
+
+       if ((error = am335x_read_property(dev, timing_node,
+           "hfront-porch", &panel->panel_hfp)))
+               goto out;
+
+       if ((error = am335x_read_property(dev, timing_node,
+           "hback-porch", &panel->panel_hbp)))
+               goto out;
+
+       if ((error = am335x_read_property(dev, timing_node,
+           "hsync-len", &panel->panel_hsw)))
+               goto out;
+
+       if ((error = am335x_read_property(dev, timing_node,
+           "vfront-porch", &panel->panel_vfp)))
+               goto out;
+
+       if ((error = am335x_read_property(dev, timing_node,
+           "vback-porch", &panel->panel_vbp)))
+               goto out;
+
+       if ((error = am335x_read_property(dev, timing_node,
+           "vsync-len", &panel->panel_vsw)))
+               goto out;
+
+       if ((error = am335x_read_property(dev, timing_node,
+           "clock-frequency", &panel->panel_pxl_clk)))
+               goto out;
+
+       if ((error = am335x_read_property(dev, timing_node,
+           "pixelclk-active", &panel->pixelclk_active)))
+               goto out;
+
+       if ((error = am335x_read_property(dev, timing_node,
+           "hsync-active", &panel->hsync_active)))
+               goto out;
+
+       if ((error = am335x_read_property(dev, timing_node,
+           "vsync-active", &panel->vsync_active)))
+               goto out;
+
+out:
+       return (error);
+}
+
+static int
+am335x_read_panel_info(device_t dev, phandle_t node, struct panel_info *panel)
+{
+       phandle_t panel_info_node;
+
+       panel_info_node = ofw_bus_find_child(node, "panel-info");
+       if (panel_info_node == 0)
+               return (-1);
+
+       am335x_read_property(dev, panel_info_node,
+           "ac-bias", &panel->ac_bias);
+
+       am335x_read_property(dev, panel_info_node,
+           "ac-bias-intrpt", &panel->ac_bias_intrpt);
+
+       am335x_read_property(dev, panel_info_node,
+           "dma-burst-sz", &panel->dma_burst_sz);
+
+       am335x_read_property(dev, panel_info_node,
+           "bpp", &panel->bpp);
+
+       am335x_read_property(dev, panel_info_node,
+           "fdd", &panel->fdd);
+
+       am335x_read_property(dev, panel_info_node,
+           "sync-edge", &panel->sync_edge);
+
+       am335x_read_property(dev, panel_info_node,
+           "sync-ctrl", &panel->sync_ctrl);
+
+       return (0);
+}
+
+static void
+am335x_lcd_intr(void *arg)
+{
+       struct am335x_lcd_softc *sc = arg;
+       uint32_t reg; 
+
+       reg = LCD_READ4(sc, LCD_IRQSTATUS);
+       LCD_WRITE4(sc, LCD_IRQSTATUS, reg);
+       /* Read value back to make sure it reached the hardware */
+       reg = LCD_READ4(sc, LCD_IRQSTATUS);
+
+       if (reg & IRQ_SYNC_LOST) {
+               reg = LCD_READ4(sc, LCD_RASTER_CTRL);
+               reg &= ~RASTER_CTRL_LCDEN;
+               LCD_WRITE4(sc, LCD_RASTER_CTRL, reg); 
+
+               reg = LCD_READ4(sc, LCD_RASTER_CTRL);
+               reg |= RASTER_CTRL_LCDEN;
+               LCD_WRITE4(sc, LCD_RASTER_CTRL, reg); 
+               goto done;
+       }
+
+       if (reg & IRQ_PL) {
+               reg = LCD_READ4(sc, LCD_RASTER_CTRL);
+               reg &= ~RASTER_CTRL_LCDEN;
+               LCD_WRITE4(sc, LCD_RASTER_CTRL, reg); 
+
+               reg = LCD_READ4(sc, LCD_RASTER_CTRL);
+               reg |= RASTER_CTRL_LCDEN;
+               LCD_WRITE4(sc, LCD_RASTER_CTRL, reg); 
+               goto done;
+       }
+
+       if (reg & IRQ_EOF0) {
+               LCD_WRITE4(sc, LCD_LCDDMA_FB0_BASE, sc->sc_fb_phys); 
+               LCD_WRITE4(sc, LCD_LCDDMA_FB0_CEILING, sc->sc_fb_phys + 
sc->sc_fb_size - 1); 
+               reg &= ~IRQ_EOF0;
+       }
+
+       if (reg & IRQ_EOF1) {
+               LCD_WRITE4(sc, LCD_LCDDMA_FB1_BASE, sc->sc_fb_phys); 
+               LCD_WRITE4(sc, LCD_LCDDMA_FB1_CEILING, sc->sc_fb_phys + 
sc->sc_fb_size - 1); 
+               reg &= ~IRQ_EOF1;
+       }
+
+       if (reg & IRQ_FUF) {
+               /* TODO: Handle FUF */
+       }
+
+       if (reg & IRQ_ACB) {
+               /* TODO: Handle ACB */
+       }
+
+done:
+       LCD_WRITE4(sc, LCD_END_OF_INT_IND, 0);
+       /* Read value back to make sure it reached the hardware */
+       reg = LCD_READ4(sc, LCD_END_OF_INT_IND);
+}
+
+static const struct videomode *
+am335x_lcd_pick_mode(struct edid_info *ei)
+{
+       const struct videomode *videomode;
+       const struct videomode *m;
+       int n;
+
+       /* Get standard VGA as default */
+       videomode = NULL;
+
+       /*
+        * Pick a mode.
+        */
+       if (ei->edid_preferred_mode != NULL) {
+               if (am335x_mode_is_valid(ei->edid_preferred_mode))
+                       videomode = ei->edid_preferred_mode;
+       }
+
+       if (videomode == NULL) {
+               m = ei->edid_modes;
+
+               sort_modes(ei->edid_modes,
+                   &ei->edid_preferred_mode,
+                   ei->edid_nmodes);
+               for (n = 0; n < ei->edid_nmodes; n++)
+                       if (am335x_mode_is_valid(&m[n])) {
+                               videomode = &m[n];
+                               break;
+                       }
+       }
+
+       return videomode;
+}
+
+static int
+am335x_lcd_configure(struct am335x_lcd_softc *sc)
+{
+       int div;
+       uint32_t reg, timing0, timing1, timing2;
+       uint32_t burst_log;
+       size_t dma_size;
+       uint32_t hbp, hfp, hsw;
+       uint32_t vbp, vfp, vsw;
+       uint32_t width, height;
+       unsigned int ref_freq;
+       int err;
+
+       /*
+        * try to adjust clock to get double of requested frequency
+        * HDMI/DVI displays are very sensitive to error in frequncy value
+        */
+       if (ti_prcm_clk_set_source_freq(LCDC_CLK, 
sc->sc_panel.panel_pxl_clk*2)) {
+               device_printf(sc->sc_dev, "can't set source frequency\n");
+               return (ENXIO);
+       }
+
+       if (ti_prcm_clk_get_source_freq(LCDC_CLK, &ref_freq)) {
+               device_printf(sc->sc_dev, "can't get reference frequency\n");
+               return (ENXIO);
+       }
+
+       /* Panle initialization */
+       dma_size = 
round_page(sc->sc_panel.panel_width*sc->sc_panel.panel_height*sc->sc_panel.bpp/8);
+
+       /*
+        * Now allocate framebuffer memory
+        */
+       err = bus_dma_tag_create(
+           bus_get_dma_tag(sc->sc_dev),
+           4, 0,               /* alignment, boundary */
+           BUS_SPACE_MAXADDR_32BIT,    /* lowaddr */
+           BUS_SPACE_MAXADDR,          /* highaddr */
+           NULL, NULL,                 /* filter, filterarg */
+           dma_size, 1,                        /* maxsize, nsegments */
+           dma_size, 0,                        /* maxsegsize, flags */
+           NULL, NULL,                 /* lockfunc, lockarg */
+           &sc->sc_dma_tag);
+       if (err)
+               goto done;
+
+       err = bus_dmamem_alloc(sc->sc_dma_tag, (void **)&sc->sc_fb_base,
+           BUS_DMA_COHERENT, &sc->sc_dma_map);
+
+       if (err) {
+               device_printf(sc->sc_dev, "cannot allocate framebuffer\n");
+               goto done;
+       }
+
+       err = bus_dmamap_load(sc->sc_dma_tag, sc->sc_dma_map, sc->sc_fb_base,
+           dma_size, am335x_fb_dmamap_cb, &sc->sc_fb_phys, BUS_DMA_NOWAIT);
+
+       if (err) {
+               device_printf(sc->sc_dev, "cannot load DMA map\n");
+               goto done;
+       }
+
+       /* Make sure it's blank */
+       memset(sc->sc_fb_base, 0x0, dma_size);
+
+       /* Calculate actual FB Size */
+       sc->sc_fb_size = 
sc->sc_panel.panel_width*sc->sc_panel.panel_height*sc->sc_panel.bpp/8;
+
+       /* Only raster mode is supported */
+       reg = CTRL_RASTER_MODE;
+       div = am335x_lcd_calc_divisor(ref_freq, sc->sc_panel.panel_pxl_clk);
+       reg |= (div << CTRL_DIV_SHIFT);
+       LCD_WRITE4(sc, LCD_CTRL, reg); 
+
+       /* Set timing */
+       timing0 = timing1 = timing2 = 0;
+
+       hbp = sc->sc_panel.panel_hbp - 1;
+       hfp = sc->sc_panel.panel_hfp - 1;
+       hsw = sc->sc_panel.panel_hsw - 1;
+
+       vbp = sc->sc_panel.panel_vbp;
+       vfp = sc->sc_panel.panel_vfp;
+       vsw = sc->sc_panel.panel_vsw - 1;
+
+       height = sc->sc_panel.panel_height - 1;
+       width = sc->sc_panel.panel_width - 1;
+
+       /* Horizontal back porch */
+       timing0 |= (hbp & 0xff) << RASTER_TIMING_0_HBP_SHIFT;
+       timing2 |= ((hbp >> 8) & 3) << RASTER_TIMING_2_HBPHI_SHIFT;
+       /* Horizontal front porch */
+       timing0 |= (hfp & 0xff) << RASTER_TIMING_0_HFP_SHIFT;
+       timing2 |= ((hfp >> 8) & 3) << RASTER_TIMING_2_HFPHI_SHIFT;
+       /* Horizontal sync width */
+       timing0 |= (hsw & 0x3f) << RASTER_TIMING_0_HSW_SHIFT;
+       timing2 |= ((hsw >> 6) & 0xf) << RASTER_TIMING_2_HSWHI_SHIFT;
+
+       /* Vertical back porch, front porch, sync width */
+       timing1 |= (vbp & 0xff) << RASTER_TIMING_1_VBP_SHIFT;
+       timing1 |= (vfp & 0xff) << RASTER_TIMING_1_VFP_SHIFT;
+       timing1 |= (vsw & 0x3f) << RASTER_TIMING_1_VSW_SHIFT;
+
+       /* Pixels per line */
+       timing0 |= ((width >> 10) & 1)
+           << RASTER_TIMING_0_PPLMSB_SHIFT;
+       timing0 |= ((width >> 4) & 0x3f)
+           << RASTER_TIMING_0_PPLLSB_SHIFT;
+
+       /* Lines per panel */
+       timing1 |= (height & 0x3ff) 
+           << RASTER_TIMING_1_LPP_SHIFT;
+       timing2 |= ((height >> 10 ) & 1) 
+           << RASTER_TIMING_2_LPP_B10_SHIFT;
+
+       /* clock signal settings */
+       if (sc->sc_panel.sync_ctrl)
+               timing2 |= RASTER_TIMING_2_PHSVS;
+       if (sc->sc_panel.sync_edge)
+               timing2 |= RASTER_TIMING_2_PHSVS_RISE;
+       else
+               timing2 |= RASTER_TIMING_2_PHSVS_FALL;
+       if (sc->sc_panel.hsync_active == 0)
+               timing2 |= RASTER_TIMING_2_IHS;
+       if (sc->sc_panel.vsync_active == 0)
+               timing2 |= RASTER_TIMING_2_IVS;
+       if (sc->sc_panel.pixelclk_active == 0)
+               timing2 |= RASTER_TIMING_2_IPC;
+
+       /* AC bias */
+       timing2 |= (sc->sc_panel.ac_bias << RASTER_TIMING_2_ACB_SHIFT);
+       timing2 |= (sc->sc_panel.ac_bias_intrpt << RASTER_TIMING_2_ACBI_SHIFT);
+
+       LCD_WRITE4(sc, LCD_RASTER_TIMING_0, timing0); 
+       LCD_WRITE4(sc, LCD_RASTER_TIMING_1, timing1); 
+       LCD_WRITE4(sc, LCD_RASTER_TIMING_2, timing2); 
+
+       /* DMA settings */
+       reg = LCDDMA_CTRL_FB0_FB1;
+       /* Find power of 2 for current burst size */
+       switch (sc->sc_panel.dma_burst_sz) {
+       case 1:
+               burst_log = 0;
+               break;
+       case 2:
+               burst_log = 1;
+               break;
+       case 4:
+               burst_log = 2;
+               break;
+       case 8:
+               burst_log = 3;
+               break;
+       case 16:
+       default:
+               burst_log = 4;
+               break;
+       }
+       reg |= (burst_log << LCDDMA_CTRL_BURST_SIZE_SHIFT);
+       /* XXX: FIFO TH */
+       reg |= (0 << LCDDMA_CTRL_TH_FIFO_RDY_SHIFT);
+       LCD_WRITE4(sc, LCD_LCDDMA_CTRL, reg); 
+
+       LCD_WRITE4(sc, LCD_LCDDMA_FB0_BASE, sc->sc_fb_phys); 
+       LCD_WRITE4(sc, LCD_LCDDMA_FB0_CEILING, sc->sc_fb_phys + sc->sc_fb_size 
- 1); 
+       LCD_WRITE4(sc, LCD_LCDDMA_FB1_BASE, sc->sc_fb_phys); 
+       LCD_WRITE4(sc, LCD_LCDDMA_FB1_CEILING, sc->sc_fb_phys + sc->sc_fb_size 
- 1); 
+
+       /* Enable LCD */
+       reg = RASTER_CTRL_LCDTFT;
+       reg |= (sc->sc_panel.fdd << RASTER_CTRL_REQDLY_SHIFT);
+       reg |= (PALETTE_DATA_ONLY << RASTER_CTRL_PALMODE_SHIFT);
+       if (sc->sc_panel.bpp >= 24)
+               reg |= RASTER_CTRL_TFT24;
+       if (sc->sc_panel.bpp == 32)
+               reg |= RASTER_CTRL_TFT24_UNPACKED;
+       LCD_WRITE4(sc, LCD_RASTER_CTRL, reg); 
+
+       LCD_WRITE4(sc, LCD_CLKC_ENABLE,
+           CLKC_ENABLE_DMA | CLKC_ENABLE_LDID | CLKC_ENABLE_CORE);
+
+       LCD_WRITE4(sc, LCD_CLKC_RESET, CLKC_RESET_MAIN);
+       DELAY(100);
+       LCD_WRITE4(sc, LCD_CLKC_RESET, 0);
+
+       reg = IRQ_EOF1 | IRQ_EOF0 | IRQ_FUF | IRQ_PL |
+           IRQ_ACB | IRQ_SYNC_LOST |  IRQ_RASTER_DONE |
+           IRQ_FRAME_DONE;
+       LCD_WRITE4(sc, LCD_IRQENABLE_SET, reg);
+
+       reg = LCD_READ4(sc, LCD_RASTER_CTRL);
+       reg |= RASTER_CTRL_LCDEN;
+       LCD_WRITE4(sc, LCD_RASTER_CTRL, reg); 
+
+       LCD_WRITE4(sc, LCD_SYSCONFIG,
+           SYSCONFIG_STANDBY_SMART | SYSCONFIG_IDLE_SMART); 
+
+       sc->sc_fb_info.fb_name = device_get_nameunit(sc->sc_dev);
+       sc->sc_fb_info.fb_vbase = (intptr_t)sc->sc_fb_base;
+       sc->sc_fb_info.fb_pbase = sc->sc_fb_phys;
+       sc->sc_fb_info.fb_size = sc->sc_fb_size;
+       sc->sc_fb_info.fb_bpp = sc->sc_fb_info.fb_depth = sc->sc_panel.bpp;
+       sc->sc_fb_info.fb_stride = sc->sc_panel.panel_width*sc->sc_panel.bpp / 
8;
+       sc->sc_fb_info.fb_width = sc->sc_panel.panel_width;
+       sc->sc_fb_info.fb_height = sc->sc_panel.panel_height;
+
+#ifdef DEV_SC
+       err = (sc_attach_unit(device_get_unit(sc->sc_dev),
+           device_get_flags(sc->sc_dev) | SC_AUTODETECT_KBD));
+
+       if (err) {
+               device_printf(sc->sc_dev, "failed to attach syscons\n");
+               goto fail;
+       }
+
+       am335x_lcd_syscons_setup((vm_offset_t)sc->sc_fb_base, sc->sc_fb_phys, 
&panel);
+#else /* VT */
+       device_t fbd = device_add_child(sc->sc_dev, "fbd",
+       device_get_unit(sc->sc_dev));
+       if (fbd != NULL) {
+               if (device_probe_and_attach(fbd) != 0)
+                       device_printf(sc->sc_dev, "failed to attach fbd 
device\n");
+       } else
+               device_printf(sc->sc_dev, "failed to add fbd child\n");
+#endif
+
+done:
+       return (err);
+}
+
+static void
+am335x_lcd_hdmi_event(void *arg, device_t hdmi, int event)
+{
+       struct am335x_lcd_softc *sc;
+       const struct videomode *videomode;
+       struct videomode hdmi_mode;
+       device_t hdmi_dev;
+       uint8_t *edid;
+       uint32_t edid_len;
+       struct edid_info ei;
+
+       sc = arg;
+
+       /* Nothing to work with */
+       if (!sc->sc_hdmi_framer) {
+               device_printf(sc->sc_dev, "HDMI event without HDMI framer 
set\n");
+               return;
+       }
+
+       hdmi_dev = OF_device_from_xref(sc->sc_hdmi_framer);
+       if (!hdmi_dev) {
+               device_printf(sc->sc_dev, "no actual device for \"hdmi\" 
property\n");
+               return;
+       }
+
+       edid = NULL;
+       edid_len = 0;
+       if (HDMI_GET_EDID(hdmi_dev, &edid, &edid_len) != 0) {
+               device_printf(sc->sc_dev, "failed to get EDID info from HDMI 
framer\n");
+               return;
+       }
+
+       videomode = NULL;
+
+       if (edid_parse(edid, &ei) == 0) {
+               edid_print(&ei);
+               videomode = am335x_lcd_pick_mode(&ei);
+       } else
+               device_printf(sc->sc_dev, "failed to parse EDID\n");
+
+       /* Use standard VGA as fallback */
+       if (videomode == NULL)
+               videomode = pick_mode_by_ref(640, 480, 60);
+
+       if (videomode == NULL) {
+               device_printf(sc->sc_dev, "failed to find usable videomode");
+               return;
+       }
+
+       device_printf(sc->sc_dev, "detected videomode: %dx%d @ %dKHz\n", 
videomode->hdisplay,
+               videomode->vdisplay, am335x_mode_vrefresh(videomode));
+
+       sc->sc_panel.panel_width = videomode->hdisplay;
+       sc->sc_panel.panel_height = videomode->vdisplay;
+       sc->sc_panel.panel_hfp = videomode->hsync_start - videomode->hdisplay;
+       sc->sc_panel.panel_hbp = videomode->htotal - videomode->hsync_end;
+       sc->sc_panel.panel_hsw = videomode->hsync_end - videomode->hsync_start;
+       sc->sc_panel.panel_vfp = videomode->vsync_start - videomode->vdisplay;
+       sc->sc_panel.panel_vbp = videomode->vtotal - videomode->vsync_end;
+       sc->sc_panel.panel_vsw = videomode->vsync_end - videomode->vsync_start;
+       sc->sc_panel.pixelclk_active = 1;
+
+       /* logic for HSYNC should be reversed */
+       if (videomode->flags & VID_NHSYNC)
+               sc->sc_panel.hsync_active = 1;
+       else
+               sc->sc_panel.hsync_active = 0;
+
+       if (videomode->flags & VID_NVSYNC)
+               sc->sc_panel.vsync_active = 0;
+       else
+               sc->sc_panel.vsync_active = 1;
+
+       sc->sc_panel.panel_pxl_clk = videomode->dot_clock * 1000;
+
+       am335x_lcd_configure(sc);
+
+       memcpy(&hdmi_mode, videomode, sizeof(hdmi_mode));
+       hdmi_mode.hskew = videomode->hsync_end - videomode->hsync_start;
+       hdmi_mode.flags |= VID_HSKEW;
+
+       HDMI_SET_VIDEOMODE(hdmi_dev, &hdmi_mode);
+}
+
+static int
+am335x_lcd_probe(device_t dev)
+{
+#ifdef DEV_SC
+       int err;
+#endif
+
+       if (!ofw_bus_status_okay(dev))
+               return (ENXIO);
+
+       if (!ofw_bus_is_compatible(dev, "ti,am33xx-tilcdc"))
+               return (ENXIO);
+
+       device_set_desc(dev, "AM335x LCD controller");
+
+#ifdef DEV_SC
+       err = sc_probe_unit(device_get_unit(dev), 
+           device_get_flags(dev) | SC_AUTODETECT_KBD);
+       if (err != 0)
+               return (err);
+#endif
+
+       return (BUS_PROBE_DEFAULT);
+}
+
+static int
+am335x_lcd_attach(device_t dev)
+{
+       struct am335x_lcd_softc *sc;
+
+       int err;
+       int rid;
+       struct sysctl_ctx_list *ctx;
+       struct sysctl_oid *tree;
+       phandle_t root, panel_node;
+
+       err = 0;
+       sc = device_get_softc(dev);
+       sc->sc_dev = dev;
+
+       am335x_read_hdmi_property(dev);
+
+       root = OF_finddevice("/");
+       if (root == -1) {
+               device_printf(dev, "failed to get FDT root node\n");
+               return (ENXIO);
+       }
+
+       sc->sc_panel.ac_bias = 255;
+       sc->sc_panel.ac_bias_intrpt = 0;
+       sc->sc_panel.dma_burst_sz = 16;
+       sc->sc_panel.bpp = 16;
+       sc->sc_panel.fdd = 128;
+       sc->sc_panel.sync_edge = 0;
+       sc->sc_panel.sync_ctrl = 1;
+
+       panel_node = fdt_find_compatible(root, "ti,tilcdc,panel", 1);
+       if (panel_node != 0) {
+               device_printf(dev, "using static panel info\n");
+               if (am335x_read_panel_info(dev, panel_node, &sc->sc_panel)) {
+                       device_printf(dev, "failed to read panel info\n");
+                       return (ENXIO);
+               }
+
+               if (am335x_read_timing(dev, panel_node, &sc->sc_panel)) {
+                       device_printf(dev, "failed to read timings\n");
+                       return (ENXIO);
+               }
+       }
+
+       ti_prcm_clk_enable(LCDC_CLK);
+
+       rid = 0;
+       sc->sc_mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,
+           RF_ACTIVE);
+       if (!sc->sc_mem_res) {
+               device_printf(dev, "cannot allocate memory window\n");
+               return (ENXIO);
+       }
+
+       rid = 0;
+       sc->sc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
+           RF_ACTIVE);
+       if (!sc->sc_irq_res) {
+               bus_release_resource(dev, SYS_RES_MEMORY, 0, sc->sc_mem_res);
+               device_printf(dev, "cannot allocate interrupt\n");
+               return (ENXIO);
+       }
+
+       if (bus_setup_intr(dev, sc->sc_irq_res, INTR_TYPE_MISC | INTR_MPSAFE,
+                       NULL, am335x_lcd_intr, sc,
+                       &sc->sc_intr_hl) != 0) {
+               bus_release_resource(dev, SYS_RES_IRQ, rid,
+                   sc->sc_irq_res);
+               bus_release_resource(dev, SYS_RES_MEMORY, rid,
+                   sc->sc_mem_res);
+               device_printf(dev, "Unable to setup the irq handler.\n");
+               return (ENXIO);
+       }
+
+       LCD_LOCK_INIT(sc);
+
+       /* Init backlight interface */
+       ctx = device_get_sysctl_ctx(sc->sc_dev);
+       tree = device_get_sysctl_tree(sc->sc_dev);
+       sc->sc_oid = SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
+           "backlight", CTLTYPE_INT | CTLFLAG_RW, sc, 0,
+           am335x_lcd_sysctl_backlight, "I", "LCD backlight");
+       sc->sc_backlight = 0;
+       /* Check if eCAS interface is available at this point */
+       if (am335x_pwm_config_ecap(PWM_UNIT,
+           PWM_PERIOD, PWM_PERIOD) == 0)
+               sc->sc_backlight = 100;
+
+       if (panel_node != 0)
+               am335x_lcd_configure(sc);
+       else
+               sc->sc_hdmi_evh = EVENTHANDLER_REGISTER(hdmi_event,
+                   am335x_lcd_hdmi_event, sc, EVENTHANDLER_PRI_ANY);
+
+       return (0);
+}
+
+static int
+am335x_lcd_detach(device_t dev)
+{
+       /* Do not let unload driver */
+       return (EBUSY);
+}
+
+static struct fb_info *
+am335x_lcd_fb_getinfo(device_t dev)
+{
+       struct am335x_lcd_softc *sc;
+
+       sc = device_get_softc(dev);
+
+       return (&sc->sc_fb_info);
+}
+
+static device_method_t am335x_lcd_methods[] = {
+       DEVMETHOD(device_probe,         am335x_lcd_probe),
+       DEVMETHOD(device_attach,        am335x_lcd_attach),
+       DEVMETHOD(device_detach,        am335x_lcd_detach),
+
+       /* Framebuffer service methods */
+       DEVMETHOD(fb_getinfo,           am335x_lcd_fb_getinfo),
+
+       DEVMETHOD_END
+};
+
+static driver_t am335x_lcd_driver = {
+       "fb",
+       am335x_lcd_methods,
+       sizeof(struct am335x_lcd_softc),
+};
+
+static devclass_t am335x_lcd_devclass;
+
+DRIVER_MODULE(am335x_lcd, simplebus, am335x_lcd_driver, am335x_lcd_devclass, 
0, 0);
+MODULE_VERSION(am335x_lcd, 1);
+MODULE_DEPEND(am335x_lcd, simplebus, 1, 1, 1);
diff --git a/freebsd/sys/arm/ti/am335x/am335x_lcd.h 
b/freebsd/sys/arm/ti/am335x/am335x_lcd.h
new file mode 100644
index 00000000..f230a930
--- /dev/null
+++ b/freebsd/sys/arm/ti/am335x/am335x_lcd.h
@@ -0,0 +1,60 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2013 Oleksandr Tymoshenko <go...@freebsd.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+#ifndef __AM335X_LCD_H__
+#define __AM335X_LCD_H__
+
+struct panel_info {
+       /* Timing part */
+       uint32_t panel_width;
+       uint32_t panel_height;
+       uint32_t panel_hfp;
+       uint32_t panel_hbp;
+       uint32_t panel_hsw;
+       uint32_t panel_vfp;
+       uint32_t panel_vbp;
+       uint32_t panel_vsw;
+       uint32_t hsync_active;
+       uint32_t vsync_active;
+       uint32_t panel_pxl_clk;
+
+       uint32_t ac_bias;
+       uint32_t ac_bias_intrpt;
+       uint32_t dma_burst_sz;
+       uint32_t bpp;
+       uint32_t fdd;
+       uint32_t sync_edge;
+       uint32_t sync_ctrl;
+       uint32_t pixelclk_active;
+};
+
+int am335x_lcd_syscons_setup(vm_offset_t vaddr, vm_paddr_t paddr,
+    struct panel_info *panel);
+
+#endif /* __AM335X_LCD_H__ */
diff --git a/freebsd/sys/arm/ti/am335x/am335x_pwm.h 
b/freebsd/sys/arm/ti/am335x/am335x_pwm.h
new file mode 100644
index 00000000..956913dc
--- /dev/null
+++ b/freebsd/sys/arm/ti/am335x/am335x_pwm.h
@@ -0,0 +1,35 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2013 Oleksandr Tymoshenko <go...@freebsd.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+#ifndef __AM335X_PWM_H__
+#define __AM335X_PWM_H__
+
+int am335x_pwm_config_ecap(int unit, int period, int duty);
+
+#endif /* __AM335X_PWM_H__ */
diff --git a/freebsd/sys/arm/ti/am335x/am335x_pwmss.c 
b/freebsd/sys/arm/ti/am335x/am335x_pwmss.c
new file mode 100644
index 00000000..f9249989
--- /dev/null
+++ b/freebsd/sys/arm/ti/am335x/am335x_pwmss.c
@@ -0,0 +1,165 @@
+#include <machine/rtems-bsd-kernel-space.h>
+
+/*-
+ * Copyright (c) 2013 Oleksandr Tymoshenko <go...@freebsd.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/bus.h>
+#include <sys/kernel.h>
+#include <sys/limits.h>
+#include <sys/lock.h>
+#include <sys/module.h>
+#include <sys/mutex.h>
+#include <rtems/bsd/sys/resource.h>
+#include <sys/rman.h>
+#include <sys/sysctl.h>
+
+#include <machine/bus.h>
+
+#include <dev/fdt/simplebus.h>
+#include <dev/ofw/openfirm.h>
+#include <dev/ofw/ofw_bus.h>
+#include <dev/ofw/ofw_bus_subr.h>
+
+#include <arm/ti/ti_prcm.h>
+#include <arm/ti/ti_hwmods.h>
+#include <arm/ti/ti_scm.h>
+
+#include "am335x_pwm.h"
+#include "am335x_scm.h"
+
+#define        PWMSS_IDVER             0x00
+#define        PWMSS_SYSCONFIG         0x04
+#define        PWMSS_CLKCONFIG         0x08
+#define                CLKCONFIG_EPWMCLK_EN    (1 << 8)
+#define        PWMSS_CLKSTATUS         0x0C
+
+static device_probe_t am335x_pwmss_probe;
+static device_attach_t am335x_pwmss_attach;
+static device_detach_t am335x_pwmss_detach;
+
+struct am335x_pwmss_softc {
+       struct simplebus_softc  sc_simplebus;
+       device_t                sc_dev;
+       clk_ident_t             sc_clk;
+};
+
+static device_method_t am335x_pwmss_methods[] = {
+       DEVMETHOD(device_probe,         am335x_pwmss_probe),
+       DEVMETHOD(device_attach,        am335x_pwmss_attach),
+       DEVMETHOD(device_detach,        am335x_pwmss_detach),
+
+       DEVMETHOD_END
+};
+
+static int
+am335x_pwmss_probe(device_t dev)
+{
+
+       if (!ofw_bus_status_okay(dev))
+               return (ENXIO);
+
+       if (!ofw_bus_is_compatible(dev, "ti,am33xx-pwmss"))
+               return (ENXIO);
+
+       device_set_desc(dev, "AM335x PWM");
+
+       return (BUS_PROBE_DEFAULT);
+}
+
+static int
+am335x_pwmss_attach(device_t dev)
+{
+       struct am335x_pwmss_softc *sc;
+       uint32_t reg, id;
+       phandle_t node;
+
+       sc = device_get_softc(dev);
+       sc->sc_dev = dev;
+
+       sc->sc_clk = ti_hwmods_get_clock(dev);
+       if (sc->sc_clk == INVALID_CLK_IDENT) {
+               device_printf(dev, "failed to get device id based on 
ti,hwmods\n");
+               return (EINVAL);
+       }
+
+       ti_prcm_clk_enable(sc->sc_clk);
+       ti_scm_reg_read_4(SCM_PWMSS_CTRL, &reg);
+       switch (sc->sc_clk) {
+               case PWMSS0_CLK:
+                       id = 0;
+                       break;
+               case PWMSS1_CLK:
+                       id = 1;
+                       break;
+
+               case PWMSS2_CLK:
+                       id = 2;
+                       break;
+               default:
+                       device_printf(dev, "unknown pwmss clock id: %d\n", 
sc->sc_clk);
+                       return (EINVAL);
+       }
+       reg |= (1 << id);
+       ti_scm_reg_write_4(SCM_PWMSS_CTRL, reg);
+
+       node = ofw_bus_get_node(dev);
+
+       if (node == -1)
+               return (ENXIO);
+
+       simplebus_init(dev, node);
+
+       /*
+        * Allow devices to identify.
+        */
+       bus_generic_probe(dev);
+
+       /*
+        * Now walk the OFW tree and attach top-level devices.
+        */
+       for (node = OF_child(node); node > 0; node = OF_peer(node))
+               simplebus_add_device(dev, node, 0, NULL, -1, NULL);
+
+       return (bus_generic_attach(dev));
+}
+
+static int
+am335x_pwmss_detach(device_t dev)
+{
+
+       return (0);
+}
+
+DEFINE_CLASS_1(am335x_pwmss, am335x_pwmss_driver, am335x_pwmss_methods,
+    sizeof(struct am335x_pwmss_softc), simplebus_driver);
+static devclass_t am335x_pwmss_devclass;
+DRIVER_MODULE(am335x_pwmss, simplebus, am335x_pwmss_driver, 
am335x_pwmss_devclass, 0, 0);
+MODULE_VERSION(am335x_pwmss, 1);
diff --git a/freebsd/sys/sys/consio.h b/freebsd/sys/sys/consio.h
new file mode 100644
index 00000000..5dfedc4b
--- /dev/null
+++ b/freebsd/sys/sys/consio.h
@@ -0,0 +1,468 @@
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ * Copyright (c) 1991-1996 Søren Schmidt
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer
+ *    in this position and unchanged.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef        _SYS_CONSIO_H_
+#define        _SYS_CONSIO_H_
+
+#ifndef _KERNEL
+#include <sys/types.h>
+#endif
+#include <sys/ioccom.h>
+
+/*
+ * Console ioctl commands.  Some commands are named as KDXXXX, GIO_XXX, and
+ * PIO_XXX, rather than CONS_XXX, for historical and compatibility reasons.
+ * Some other CONS_XXX commands are works as wrapper around frame buffer 
+ * ioctl commands FBIO_XXX.  Do not try to change all these commands, 
+ * otherwise we shall have compatibility problems.
+ */
+
+/* get/set video mode */
+#define KD_TEXT                0               /* set text mode restore fonts  
*/
+#define KD_TEXT0       0               /* ditto                        */
+#define KD_GRAPHICS    1               /* set graphics mode            */
+#define KD_TEXT1       2               /* set text mode !restore fonts */
+#define KD_PIXEL       3               /* set pixel mode               */
+#define KDGETMODE      _IOR('K', 9, int)
+#define KDSETMODE      _IOWINT('K', 10)
+
+/* set border color */
+#define KDSBORDER      _IOWINT('K', 13)
+
+/* set up raster(pixel) text mode */
+struct _scr_size {
+       int             scr_size[3];
+};
+typedef struct _scr_size       scr_size_t;
+
+#define KDRASTER       _IOW('K', 100, scr_size_t)
+
+/* get/set screen char map */
+struct _scrmap {
+       char            scrmap[256];
+};
+typedef struct _scrmap scrmap_t;
+
+#define GIO_SCRNMAP    _IOR('k', 2, scrmap_t)
+#define PIO_SCRNMAP    _IOW('k', 3, scrmap_t)
+
+/* get the current text attribute */
+#define GIO_ATTR       _IOR('a', 0, int)
+
+/* get the current text color */
+#define GIO_COLOR      _IOR('c', 0, int)
+
+/* get the adapter type (equivalent to FBIO_ADPTYPE) */
+#define CONS_CURRENT   _IOR('c', 1, int)
+
+/* get the current video mode (equivalent to FBIO_GETMODE) */
+#define CONS_GET       _IOR('c', 2, int)
+
+/* not supported? */
+#define CONS_IO                _IO('c', 3)
+
+/* set blank time interval */
+#define CONS_BLANKTIME _IOW('c', 4, int)
+
+/* set/get the screen saver (these ioctls are current noop) */
+struct ssaver  {
+#define MAXSSAVER      16
+       char            name[MAXSSAVER];
+       int             num;
+       long            time;
+};
+typedef struct ssaver  ssaver_t;
+
+#define CONS_SSAVER    _IOW('c', 5, ssaver_t)
+#define CONS_GSAVER    _IOWR('c', 6, ssaver_t)
+
+/*
+ * Set the text cursor type.
+ *
+ * This is an old interface extended to support the CONS_HIDDEN_CURSOR bit.
+ * New code should use CONS_CURSORSHAPE.  CONS_CURSOR_ATTRS gives the 3
+ * bits supported by the (extended) old interface.  The old interface is
+ * especially unusable for hiding the cursor (even with its extension)
+ * since it changes the cursor on all vtys.
+ */
+#define CONS_CURSORTYPE        _IOW('c', 7, int)
+
+/* set the bell type to audible or visual */
+#define CONS_VISUAL_BELL (1 << 0)
+#define CONS_QUIET_BELL        (1 << 1)
+#define CONS_BELLTYPE  _IOW('c', 8, int)
+
+/* set the history (scroll back) buffer size (in lines) */
+#define CONS_HISTORY   _IOW('c', 9, int)
+
+/* clear the history (scroll back) buffer */
+#define CONS_CLRHIST   _IO('c', 10)
+
+/* mouse cursor ioctl */
+struct mouse_data {
+       int             x;
+       int             y;
+       int             z;
+       int             buttons;
+};
+typedef struct mouse_data mouse_data_t;
+
+struct mouse_mode {
+       int             mode;
+       int             signal;
+};
+typedef struct mouse_mode mouse_mode_t;
+
+struct mouse_event {
+       int             id;                     /* one based */
+       int             value;
+};
+typedef struct mouse_event mouse_event_t;
+
+struct mouse_info {
+       int             operation;
+#define MOUSE_SHOW     0x01
+#define MOUSE_HIDE     0x02
+#define MOUSE_MOVEABS  0x03
+#define MOUSE_MOVEREL  0x04
+#define MOUSE_GETINFO  0x05
+#define MOUSE_MODE     0x06
+#define MOUSE_ACTION   0x07
+#define MOUSE_MOTION_EVENT     0x08
+#define MOUSE_BUTTON_EVENT     0x09
+#define MOUSE_MOUSECHAR        0x0a
+       union {
+               mouse_data_t    data;
+               mouse_mode_t    mode;
+               mouse_event_t   event;
+               int             mouse_char;
+       }               u;
+};
+typedef struct mouse_info mouse_info_t;
+
+#define CONS_MOUSECTL  _IOWR('c', 10, mouse_info_t)
+
+/* see if the vty has been idle */
+#define CONS_IDLE      _IOR('c', 11, int)
+
+/* set the screen saver mode */
+#define CONS_NO_SAVER  (-1)
+#define CONS_LKM_SAVER 0
+#define CONS_USR_SAVER 1
+#define CONS_SAVERMODE _IOW('c', 12, int)
+
+/* start the screen saver */
+#define CONS_SAVERSTART        _IOW('c', 13, int)
+
+/* set the text cursor shape (see also CONS_CURSORTYPE above) */
+#define CONS_BLINK_CURSOR      (1 << 0)
+#define CONS_CHAR_CURSOR       (1 << 1)
+#define CONS_HIDDEN_CURSOR     (1 << 2)
+#define CONS_CURSOR_ATTRS      (CONS_BLINK_CURSOR | CONS_CHAR_CURSOR | \
+                                CONS_HIDDEN_CURSOR)
+#define CONS_CHARCURSOR_COLORS (1 << 26)
+#define CONS_MOUSECURSOR_COLORS        (1 << 27)
+#define CONS_DEFAULT_CURSOR    (1 << 28)
+#define CONS_SHAPEONLY_CURSOR  (1 << 29)
+#define CONS_RESET_CURSOR      (1 << 30)
+#define CONS_LOCAL_CURSOR      (1U << 31)
+struct cshape {
+       /* shape[0]: flags, shape[1]: base, shape[2]: height */
+       int             shape[3];
+};
+#define CONS_GETCURSORSHAPE _IOWR('c', 14, struct cshape)
+#define CONS_SETCURSORSHAPE _IOW('c', 15, struct cshape)
+
+/* set/get font data */
+struct fnt8 {
+       char            fnt8x8[8*256];
+};
+typedef struct fnt8    fnt8_t;
+
+struct fnt14 {
+       char            fnt8x14[14*256];
+};
+typedef struct fnt14   fnt14_t;
+
+struct fnt16 {
+       char            fnt8x16[16*256];
+};
+typedef struct fnt16   fnt16_t;
+
+struct vfnt_map {
+       uint32_t        src;
+       uint16_t        dst;
+       uint16_t        len;
+};
+typedef struct vfnt_map        vfnt_map_t;
+
+#define VFNT_MAP_NORMAL                0
+#define VFNT_MAP_NORMAL_RIGHT  1
+#define VFNT_MAP_BOLD          2
+#define VFNT_MAP_BOLD_RIGHT    3
+#define VFNT_MAPS              4
+struct vfnt {
+       vfnt_map_t      *map[VFNT_MAPS];
+       uint8_t         *glyphs;
+       unsigned int    map_count[VFNT_MAPS];
+       unsigned int    glyph_count;
+       unsigned int    width;
+       unsigned int    height;
+};
+typedef struct vfnt    vfnt_t;
+
+#define PIO_FONT8x8    _IOW('c', 64, fnt8_t)
+#define GIO_FONT8x8    _IOR('c', 65, fnt8_t)
+#define PIO_FONT8x14   _IOW('c', 66, fnt14_t)
+#define GIO_FONT8x14   _IOR('c', 67, fnt14_t)
+#define PIO_FONT8x16   _IOW('c', 68, fnt16_t)
+#define GIO_FONT8x16   _IOR('c', 69, fnt16_t)
+#define PIO_VFONT      _IOW('c', 70, vfnt_t)
+#define GIO_VFONT      _IOR('c', 71, vfnt_t)
+#define PIO_VFONT_DEFAULT _IO('c', 72)
+
+/* get video mode information */
+struct colors  {
+       char            fore;
+       char            back;
+};
+
+struct vid_info {
+       short           size;
+       short           m_num;
+       u_short         font_size;
+       u_short         mv_row, mv_col;
+       u_short         mv_rsz, mv_csz;
+       u_short         mv_hsz;
+       struct colors   mv_norm,
+                       mv_rev,
+                       mv_grfc;
+       u_char          mv_ovscan;
+       u_char          mk_keylock;
+};
+typedef struct vid_info vid_info_t;
+
+#define CONS_GETINFO    _IOWR('c', 73, vid_info_t)
+
+/* get version */
+#define CONS_GETVERS   _IOR('c', 74, int)
+
+/* get the video adapter index (equivalent to FBIO_ADAPTER) */
+#define CONS_CURRENTADP        _IOR('c', 100, int)
+
+/* get the video adapter information (equivalent to FBIO_ADPINFO) */
+#define CONS_ADPINFO   _IOWR('c', 101, video_adapter_info_t)
+
+/* get the video mode information (equivalent to FBIO_MODEINFO) */
+#define CONS_MODEINFO  _IOWR('c', 102, video_info_t)
+
+/* find a video mode (equivalent to FBIO_FINDMODE) */
+#define CONS_FINDMODE  _IOWR('c', 103, video_info_t)
+
+/* set the frame buffer window origin (equivalent to FBIO_SETWINORG) */
+#define CONS_SETWINORG _IOWINT('c', 104)
+
+/* use the specified keyboard */
+#define CONS_SETKBD    _IOWINT('c', 110)
+
+/* release the current keyboard */
+#define CONS_RELKBD    _IO('c', 111)
+
+struct scrshot {
+       int             x;
+       int             y;
+       int             xsize;
+       int             ysize;
+       u_int16_t*      buf;
+};
+typedef struct scrshot scrshot_t;
+
+/* Snapshot the current video buffer */
+#define CONS_SCRSHOT   _IOWR('c', 105, scrshot_t)
+
+/* get/set the current terminal emulator info. */
+#define TI_NAME_LEN    32
+#define TI_DESC_LEN    64
+
+struct term_info {
+       int             ti_index;
+       int             ti_flags;
+       u_char          ti_name[TI_NAME_LEN];
+       u_char          ti_desc[TI_DESC_LEN];
+};
+typedef struct term_info term_info_t;
+
+#define CONS_GETTERM   _IOWR('c', 112, term_info_t)
+#define CONS_SETTERM   _IOW('c', 113, term_info_t)
+
+/*
+ * Vty switching ioctl commands.
+ */
+
+/* get the next available vty */
+#define VT_OPENQRY     _IOR('v', 1, int)
+
+/* set/get vty switching mode */
+#ifndef _VT_MODE_DECLARED
+#define        _VT_MODE_DECLARED
+struct vt_mode {
+       char            mode;
+#define VT_AUTO                0               /* switching is automatic       
*/
+#define VT_PROCESS     1               /* switching controlled by prog */
+#define VT_KERNEL      255             /* switching controlled in kernel */
+       char            waitv;          /* not implemented yet  SOS     */
+       short           relsig;
+       short           acqsig;
+       short           frsig;          /* not implemented yet  SOS     */
+};
+typedef struct vt_mode vtmode_t;
+#endif /* !_VT_MODE_DECLARED */
+
+#define VT_SETMODE     _IOW('v', 2, vtmode_t)
+#define VT_GETMODE     _IOR('v', 3, vtmode_t)
+
+/* acknowledge release or acquisition of a vty */
+#define VT_FALSE       0
+#define VT_TRUE                1
+#define VT_ACKACQ      2
+#define VT_RELDISP     _IOWINT('v', 4)
+
+/* activate the specified vty */
+#define VT_ACTIVATE    _IOWINT('v', 5)
+
+/* wait until the specified vty is activate */
+#define VT_WAITACTIVE  _IOWINT('v', 6)
+
+/* get the currently active vty */
+#define VT_GETACTIVE   _IOR('v', 7, int)
+
+/* get the index of the vty */
+#define VT_GETINDEX    _IOR('v', 8, int)
+
+/* prevent switching vtys */
+#define VT_LOCKSWITCH  _IOW('v', 9, int)
+
+/*
+ * Video mode switching ioctl.  See sys/fbio.h for mode numbers.
+ */
+
+#define SW_B40x25      _IO('S', M_B40x25)
+#define SW_C40x25      _IO('S', M_C40x25)
+#define SW_B80x25      _IO('S', M_B80x25)
+#define SW_C80x25      _IO('S', M_C80x25)
+#define SW_BG320       _IO('S', M_BG320)
+#define SW_CG320       _IO('S', M_CG320)
+#define SW_BG640       _IO('S', M_BG640)
+#define SW_EGAMONO80x25 _IO('S', M_EGAMONO80x25)
+#define SW_CG320_D     _IO('S', M_CG320_D)
+#define SW_CG640_E     _IO('S', M_CG640_E)
+#define SW_EGAMONOAPA  _IO('S', M_EGAMONOAPA)
+#define SW_CG640x350   _IO('S', M_CG640x350)
+#define SW_ENH_MONOAPA2 _IO('S', M_ENHMONOAPA2)
+#define SW_ENH_CG640   _IO('S', M_ENH_CG640)
+#define SW_ENH_B40x25          _IO('S', M_ENH_B40x25)
+#define SW_ENH_C40x25          _IO('S', M_ENH_C40x25)
+#define SW_ENH_B80x25          _IO('S', M_ENH_B80x25)
+#define SW_ENH_C80x25          _IO('S', M_ENH_C80x25)
+#define SW_ENH_B80x43          _IO('S', M_ENH_B80x43)
+#define SW_ENH_C80x43          _IO('S', M_ENH_C80x43)
+#define SW_MCAMODE     _IO('S', M_MCA_MODE)
+#define SW_VGA_C40x25  _IO('S', M_VGA_C40x25)
+#define SW_VGA_C80x25  _IO('S', M_VGA_C80x25)
+#define SW_VGA_C80x30  _IO('S', M_VGA_C80x30)
+#define SW_VGA_C80x50  _IO('S', M_VGA_C80x50)
+#define SW_VGA_C80x60  _IO('S', M_VGA_C80x60)
+#define SW_VGA_M80x25  _IO('S', M_VGA_M80x25)
+#define SW_VGA_M80x30  _IO('S', M_VGA_M80x30)
+#define SW_VGA_M80x50  _IO('S', M_VGA_M80x50)
+#define SW_VGA_M80x60  _IO('S', M_VGA_M80x60)
+#define SW_VGA11       _IO('S', M_VGA11)
+#define SW_BG640x480   _IO('S', M_VGA11)
+#define SW_VGA12       _IO('S', M_VGA12)
+#define SW_CG640x480   _IO('S', M_VGA12)
+#define SW_VGA13       _IO('S', M_VGA13)
+#define SW_VGA_CG320   _IO('S', M_VGA13)
+#define SW_VGA_CG640   _IO('S', M_VGA_CG640)
+#define SW_VGA_MODEX   _IO('S', M_VGA_MODEX)
+
+#define SW_VGA_C90x25  _IO('S', M_VGA_C90x25)
+#define SW_VGA_M90x25  _IO('S', M_VGA_M90x25)
+#define SW_VGA_C90x30  _IO('S', M_VGA_C90x30)
+#define SW_VGA_M90x30  _IO('S', M_VGA_M90x30)
+#define SW_VGA_C90x43  _IO('S', M_VGA_C90x43)
+#define SW_VGA_M90x43  _IO('S', M_VGA_M90x43)
+#define SW_VGA_C90x50  _IO('S', M_VGA_C90x50)
+#define SW_VGA_M90x50  _IO('S', M_VGA_M90x50)
+#define SW_VGA_C90x60  _IO('S', M_VGA_C90x60)
+#define SW_VGA_M90x60  _IO('S', M_VGA_M90x60)
+
+#define SW_TEXT_80x25  _IO('S', M_TEXT_80x25)
+#define SW_TEXT_80x30  _IO('S', M_TEXT_80x30)
+#define SW_TEXT_80x43  _IO('S', M_TEXT_80x43)
+#define SW_TEXT_80x50  _IO('S', M_TEXT_80x50)
+#define SW_TEXT_80x60  _IO('S', M_TEXT_80x60)
+#define SW_TEXT_132x25 _IO('S', M_TEXT_132x25)
+#define SW_TEXT_132x30 _IO('S', M_TEXT_132x30)
+#define SW_TEXT_132x43 _IO('S', M_TEXT_132x43)
+#define SW_TEXT_132x50 _IO('S', M_TEXT_132x50)
+#define SW_TEXT_132x60 _IO('S', M_TEXT_132x60)
+
+#define SW_VESA_CG640x400      _IO('V', M_VESA_CG640x400 - M_VESA_BASE)
+#define SW_VESA_CG640x480      _IO('V', M_VESA_CG640x480 - M_VESA_BASE)
+#define SW_VESA_800x600                _IO('V', M_VESA_800x600 - M_VESA_BASE)
+#define SW_VESA_CG800x600      _IO('V', M_VESA_CG800x600 - M_VESA_BASE)
+#define SW_VESA_1024x768       _IO('V', M_VESA_1024x768 - M_VESA_BASE)
+#define SW_VESA_CG1024x768     _IO('V', M_VESA_CG1024x768 - M_VESA_BASE)
+#define SW_VESA_1280x1024      _IO('V', M_VESA_1280x1024 - M_VESA_BASE)
+#define SW_VESA_CG1280x1024    _IO('V', M_VESA_CG1280x1024 - M_VESA_BASE)
+#define SW_VESA_C80x60         _IO('V', M_VESA_C80x60 - M_VESA_BASE)
+#define SW_VESA_C132x25                _IO('V', M_VESA_C132x25 - M_VESA_BASE)
+#define SW_VESA_C132x43                _IO('V', M_VESA_C132x43 - M_VESA_BASE)
+#define SW_VESA_C132x50                _IO('V', M_VESA_C132x50 - M_VESA_BASE)
+#define SW_VESA_C132x60                _IO('V', M_VESA_C132x60 - M_VESA_BASE)
+#define SW_VESA_32K_320                _IO('V', M_VESA_32K_320 - M_VESA_BASE)
+#define SW_VESA_64K_320                _IO('V', M_VESA_64K_320 - M_VESA_BASE)
+#define SW_VESA_FULL_320       _IO('V', M_VESA_FULL_320 - M_VESA_BASE)
+#define SW_VESA_32K_640                _IO('V', M_VESA_32K_640 - M_VESA_BASE)
+#define SW_VESA_64K_640                _IO('V', M_VESA_64K_640 - M_VESA_BASE)
+#define SW_VESA_FULL_640       _IO('V', M_VESA_FULL_640 - M_VESA_BASE)
+#define SW_VESA_32K_800                _IO('V', M_VESA_32K_800 - M_VESA_BASE)
+#define SW_VESA_64K_800                _IO('V', M_VESA_64K_800 - M_VESA_BASE)
+#define SW_VESA_FULL_800       _IO('V', M_VESA_FULL_800 - M_VESA_BASE)
+#define SW_VESA_32K_1024       _IO('V', M_VESA_32K_1024 - M_VESA_BASE)
+#define SW_VESA_64K_1024       _IO('V', M_VESA_64K_1024 - M_VESA_BASE)
+#define SW_VESA_FULL_1024      _IO('V', M_VESA_FULL_1024 - M_VESA_BASE)
+#define SW_VESA_32K_1280       _IO('V', M_VESA_32K_1280 - M_VESA_BASE)
+#define SW_VESA_64K_1280       _IO('V', M_VESA_64K_1280 - M_VESA_BASE)
+#define SW_VESA_FULL_1280      _IO('V', M_VESA_FULL_1280 - M_VESA_BASE)
+
+#endif /* !_SYS_CONSIO_H_ */
diff --git a/freebsd/sys/sys/fbio.h b/freebsd/sys/sys/fbio.h
new file mode 100644
index 00000000..4cc0cc6d
--- /dev/null
+++ b/freebsd/sys/sys/fbio.h
@@ -0,0 +1,622 @@
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ * Copyright (c) 1992, 1993
+ *     The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software developed by the Computer Systems
+ * Engineering group at Lawrence Berkeley Laboratory under DARPA
+ * contract BG 91-66 and contributed to Berkeley.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *     @(#)fbio.h      8.2 (Berkeley) 10/30/93
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _SYS_FBIO_H_
+#define _SYS_FBIO_H_
+
+#ifndef _KERNEL
+#include <sys/types.h>
+#else
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/eventhandler.h>
+#endif
+#include <sys/ioccom.h>
+
+/*
+ * Frame buffer ioctls (from Sprite, trimmed to essentials for X11).
+ */
+
+/*
+ * Frame buffer type codes.
+ */
+#define        FBTYPE_SUN1BW           0       /* multibus mono */
+#define        FBTYPE_SUN1COLOR        1       /* multibus color */
+#define        FBTYPE_SUN2BW           2       /* memory mono */
+#define        FBTYPE_SUN2COLOR        3       /* color w/rasterop chips */
+#define        FBTYPE_SUN2GP           4       /* GP1/GP2 */
+#define        FBTYPE_SUN5COLOR        5       /* RoadRunner accelerator */
+#define        FBTYPE_SUN3COLOR        6       /* memory color */
+#define        FBTYPE_MEMCOLOR         7       /* memory 24-bit */
+#define        FBTYPE_SUN4COLOR        8       /* memory color w/overlay */
+
+#define        FBTYPE_NOTSUN1          9       /* reserved for customer */
+#define        FBTYPE_NOTSUN2          10      /* reserved for customer */
+#define        FBTYPE_PCIMISC          11      /* (generic) PCI misc. disp. */
+
+#define        FBTYPE_SUNFAST_COLOR    12      /* accelerated 8bit */
+#define        FBTYPE_SUNROP_COLOR     13      /* MEMCOLOR with rop h/w */
+#define        FBTYPE_SUNFB_VIDEO      14      /* Simple video mixing */
+#define        FBTYPE_RESERVED5        15      /* reserved, do not use */
+#define        FBTYPE_RESERVED4        16      /* reserved, do not use */
+#define        FBTYPE_SUNGP3           17
+#define        FBTYPE_SUNGT            18
+#define        FBTYPE_SUNLEO           19      /* zx Leo */
+
+#define        FBTYPE_MDA              20
+#define        FBTYPE_HERCULES         21
+#define        FBTYPE_CGA              22
+#define        FBTYPE_EGA              23
+#define        FBTYPE_VGA              24
+#define        FBTYPE_TGA              26
+#define        FBTYPE_TGA2             27
+
+#define        FBTYPE_MDICOLOR         28      /* cg14 */
+#define        FBTYPE_TCXCOLOR         29      /* SUNW,tcx */
+#define        FBTYPE_CREATOR          30
+
+#define        FBTYPE_LASTPLUSONE      31      /* max number of fbs (change as 
add) */
+
+/*
+ * Frame buffer descriptor as returned by FBIOGTYPE.
+ */
+struct fbtype {
+       int     fb_type;        /* as defined above */
+       int     fb_height;      /* in pixels */
+       int     fb_width;       /* in pixels */
+       int     fb_depth;       /* bits per pixel */
+       int     fb_cmsize;      /* size of color map (entries) */
+       int     fb_size;        /* total size in bytes */
+};
+#define        FBIOGTYPE       _IOR('F', 0, struct fbtype)
+
+#define        FBTYPE_GET_STRIDE(_fb)  ((_fb)->fb_size / (_fb)->fb_height)
+#define        FBTYPE_GET_BPP(_fb)     ((_fb)->fb_bpp)
+#define        FBTYPE_GET_BYTESPP(_fb) ((_fb)->fb_bpp / 8)
+
+#ifdef _KERNEL
+
+struct fb_info;
+
+typedef int fb_enter_t(void *priv);
+typedef int fb_leave_t(void *priv);
+typedef int fb_setblankmode_t(void *priv, int mode);
+
+struct fb_info {
+       /* Raw copy of fbtype. Do not change. */
+       int             fb_type;        /* as defined above */
+       int             fb_height;      /* in pixels */
+       int             fb_width;       /* in pixels */
+       int             fb_depth;       /* bits to define color */
+       int             fb_cmsize;      /* size of color map (entries) */
+       int             fb_size;        /* total size in bytes */
+
+       struct cdev     *fb_cdev;
+
+       device_t         fb_fbd_dev;    /* "fbd" device. */
+       device_t         fb_video_dev;  /* Video adapter. */
+
+       fb_enter_t      *enter;
+       fb_leave_t      *leave;
+       fb_setblankmode_t *setblankmode;
+
+       uintptr_t       fb_pbase;       /* For FB mmap. */
+       uintptr_t       fb_vbase;       /* if NULL, use fb_write/fb_read. */
+       void            *fb_priv;       /* First argument for read/write. */
+       const char      *fb_name;
+       uint32_t        fb_flags;
+#define        FB_FLAG_NOMMAP          1       /* mmap unsupported. */
+#define        FB_FLAG_NOWRITE         2       /* disable writes for the time 
being */
+#define        FB_FLAG_MEMATTR         4       /* override memattr for mmap */
+       vm_memattr_t    fb_memattr;
+       int             fb_stride;
+       int             fb_bpp;         /* bits per pixel */
+       uint32_t        fb_cmap[16];
+};
+
+int fbd_list(void);
+int fbd_register(struct fb_info *);
+int fbd_unregister(struct fb_info *);
+
+static inline int
+register_framebuffer(struct fb_info *info)
+{
+
+       EVENTHANDLER_INVOKE(register_framebuffer, info);
+       return (0);
+}
+
+static inline int
+unregister_framebuffer(struct fb_info *info)
+{
+
+       EVENTHANDLER_INVOKE(unregister_framebuffer, info);
+       return (0);
+}
+#endif
+
+#ifdef notdef
+/*
+ * General purpose structure for passing info in and out of frame buffers
+ * (used for gp1) -- unsupported.
+ */
+struct fbinfo {
+       int     fb_physaddr;    /* physical frame buffer address */
+       int     fb_hwwidth;     /* fb board width */
+       int     fb_hwheight;    /* fb board height */
+       int     fb_addrdelta;   /* phys addr diff between boards */
+       u_char  *fb_ropaddr;    /* fb virtual addr */
+       int     fb_unit;        /* minor devnum of fb */
+};
+#define        FBIOGINFO       _IOR('F', 2, struct fbinfo)
+#endif
+
+/*
+ * Color map I/O.
+ */
+struct fbcmap {
+       int     index;          /* first element (0 origin) */
+       int     count;          /* number of elements */
+       u_char  *red;           /* red color map elements */
+       u_char  *green;         /* green color map elements */
+       u_char  *blue;          /* blue color map elements */
+};
+#define        FBIOPUTCMAP     _IOW('F', 3, struct fbcmap)
+#define        FBIOGETCMAP     _IOW('F', 4, struct fbcmap)
+
+/*
+ * Set/get attributes.
+ */
+#define        FB_ATTR_NDEVSPECIFIC    8       /* no. of device specific 
values */
+#define        FB_ATTR_NEMUTYPES       4       /* no. of emulation types */
+
+struct fbsattr {
+       int     flags;                  /* flags; see below */
+       int     emu_type;               /* emulation type (-1 if unused) */
+       int     dev_specific[FB_ATTR_NDEVSPECIFIC];     /* catchall */
+};
+#define        FB_ATTR_AUTOINIT        1       /* emulation auto init flag */
+#define        FB_ATTR_DEVSPECIFIC     2       /* dev. specific stuff valid 
flag */
+
+struct fbgattr {
+       int     real_type;              /* real device type */
+       int     owner;                  /* PID of owner, 0 if myself */
+       struct  fbtype fbtype;          /* fbtype info for real device */
+       struct  fbsattr sattr;          /* see above */
+       int     emu_types[FB_ATTR_NEMUTYPES];   /* possible emulations */
+                                               /* (-1 if unused) */
+};
+#define        FBIOSATTR       _IOW('F', 5, struct fbsattr)
+#define        FBIOGATTR       _IOR('F', 6, struct fbgattr)
+
+/*
+ * Video control.
+ */
+#define        FBVIDEO_OFF             0
+#define        FBVIDEO_ON              1
+
+#define        FBIOSVIDEO      _IOW('F', 7, int)
+#define        FBIOGVIDEO      _IOR('F', 8, int)
+
+/* vertical retrace */
+#define        FBIOVERTICAL    _IO('F', 9)
+
+/*
+ * Hardware cursor control (for, e.g., CG6).  A rather complex and icky
+ * interface that smells like VMS, but there it is....
+ */
+struct fbcurpos {
+       short   x;
+       short   y;
+};
+
+struct fbcursor {
+       short   set;            /* flags; see below */
+       short   enable;         /* nonzero => cursor on, 0 => cursor off */
+       struct  fbcurpos pos;   /* position on display */
+       struct  fbcurpos hot;   /* hot-spot within cursor */
+       struct  fbcmap cmap;    /* cursor color map */
+       struct  fbcurpos size;  /* number of valid bits in image & mask */
+       caddr_t image;          /* cursor image bits */
+       caddr_t mask;           /* cursor mask bits */
+};
+#define        FB_CUR_SETCUR   0x01    /* set on/off (i.e., obey 
fbcursor.enable) */
+#define        FB_CUR_SETPOS   0x02    /* set position */
+#define        FB_CUR_SETHOT   0x04    /* set hot-spot */
+#define        FB_CUR_SETCMAP  0x08    /* set cursor color map */
+#define        FB_CUR_SETSHAPE 0x10    /* set size & bits */
+#define        FB_CUR_SETALL   (FB_CUR_SETCUR | FB_CUR_SETPOS | FB_CUR_SETHOT 
| \
+                        FB_CUR_SETCMAP | FB_CUR_SETSHAPE)
+
+/* controls for cursor attributes & shape (including position) */
+#define        FBIOSCURSOR     _IOW('F', 24, struct fbcursor)
+#define        FBIOGCURSOR     _IOWR('F', 25, struct fbcursor)
+
+/* controls for cursor position only */
+#define        FBIOSCURPOS     _IOW('F', 26, struct fbcurpos)
+#define        FBIOGCURPOS     _IOW('F', 27, struct fbcurpos)
+
+/* get maximum cursor size */
+#define        FBIOGCURMAX     _IOR('F', 28, struct fbcurpos)
+
+/*
+ * Video board information
+ */
+struct brd_info {
+       u_short         accessible_width; /* accessible bytes in scanline */
+       u_short         accessible_height; /* number of accessible scanlines */
+       u_short         line_bytes;     /* number of bytes/scanline */
+       u_short         hdb_capable;    /* can this thing hardware db? */
+       u_short         vmsize;         /* video memory size */
+       u_char          boardrev;       /* board revision # */
+       u_char          pad0;
+       u_long          pad1;
+};
+#define        FBIOGXINFO      _IOR('F', 39, struct brd_info)
+
+/*
+ * Monitor information
+ */
+struct mon_info {
+       u_long          mon_type;       /* bit array */
+#define MON_TYPE_STEREO                0x8     /* stereo display */
+#define MON_TYPE_0_OFFSET      0x4     /* black level 0 ire instead of 7.5 */
+#define MON_TYPE_OVERSCAN      0x2     /* overscan */
+#define MON_TYPE_GRAY          0x1     /* greyscale monitor */
+       u_long          pixfreq;        /* pixel frequency in Hz */
+       u_long          hfreq;          /* horizontal freq in Hz */
+       u_long          vfreq;          /* vertical freq in Hz */
+       u_long          vsync;          /* vertical sync in scanlines */
+       u_long          hsync;          /* horizontal sync in pixels */
+       /* these are in pixel units */
+       u_short         hfporch;        /* horizontal front porch */
+       u_short         hbporch;        /* horizontal back porch */
+       u_short         vfporch;        /* vertical front porch */
+       u_short         vbporch;        /* vertical back porch */
+};
+#define        FBIOMONINFO     _IOR('F', 40, struct mon_info)
+
+/*
+ * Color map I/O.
+ */
+struct fbcmap_i {
+       unsigned int    flags;
+#define        FB_CMAP_BLOCK   (1 << 0)        /* wait for vertical refresh */
+#define        FB_CMAP_KERNEL  (1 << 1)        /* called within kernel */
+       int             id;             /* color map id */
+       int             index;          /* first element (0 origin) */
+       int             count;          /* number of elements */
+       u_char          *red;           /* red color map elements */
+       u_char          *green;         /* green color map elements */
+       u_char          *blue;          /* blue color map elements */
+};
+#define        FBIOPUTCMAPI    _IOW('F', 41, struct fbcmap_i)
+#define        FBIOGETCMAPI    _IOW('F', 42, struct fbcmap_i)
+
+/* The new style frame buffer ioctls. */
+
+/* video mode information block */
+struct video_info {
+    int                        vi_mode;        /* mode number, see below */
+    int                        vi_flags;
+#define V_INFO_COLOR   (1 << 0)
+#define V_INFO_GRAPHICS        (1 << 1)
+#define V_INFO_LINEAR  (1 << 2)
+#define V_INFO_VESA    (1 << 3)
+#define        V_INFO_NONVGA   (1 << 4)
+#define        V_INFO_CWIDTH9  (1 << 5)
+    int                        vi_width;
+    int                        vi_height;
+    int                        vi_cwidth;
+    int                        vi_cheight;
+    int                        vi_depth;
+    int                        vi_planes;
+    vm_offset_t                vi_window;      /* physical address */
+    size_t             vi_window_size;
+    size_t             vi_window_gran;
+    vm_offset_t                vi_buffer;      /* physical address */
+    size_t             vi_buffer_size;
+    int                        vi_mem_model;
+#define V_INFO_MM_OTHER  (-1)
+#define V_INFO_MM_TEXT  0
+#define V_INFO_MM_PLANAR 1
+#define V_INFO_MM_PACKED 2
+#define V_INFO_MM_DIRECT 3
+#define V_INFO_MM_CGA   100
+#define V_INFO_MM_HGC   101
+#define V_INFO_MM_VGAX  102
+    /* for MM_PACKED and MM_DIRECT only */
+    int                        vi_pixel_size;  /* in bytes */
+    /* for MM_DIRECT only */
+    int                        vi_pixel_fields[4];     /* RGB and reserved 
fields */
+    int                        vi_pixel_fsizes[4];
+    /* reserved */
+    u_char             vi_reserved[64];
+    vm_offset_t                vi_registers;   /* physical address */
+    vm_offset_t                vi_registers_size;
+};
+typedef struct video_info video_info_t;
+
+/* adapter infromation block */
+struct video_adapter {
+    int                        va_index;
+    int                        va_type;
+#define KD_OTHER       0               /* unknown */
+#define KD_MONO                1               /* monochrome adapter */
+#define KD_HERCULES    2               /* hercules adapter */
+#define KD_CGA         3               /* color graphics adapter */
+#define KD_EGA         4               /* enhanced graphics adapter */
+#define KD_VGA         5               /* video graphics adapter */
+#define KD_TGA         7               /* TGA */
+#define KD_TGA2                8               /* TGA2 */
+    char               *va_name;
+    int                        va_unit;
+    int                        va_minor;
+    int                        va_flags;
+#define V_ADP_COLOR    (1 << 0)
+#define V_ADP_MODECHANGE (1 << 1)
+#define V_ADP_STATESAVE        (1 << 2)
+#define V_ADP_STATELOAD        (1 << 3)
+#define V_ADP_FONT     (1 << 4)
+#define V_ADP_PALETTE  (1 << 5)
+#define V_ADP_BORDER   (1 << 6)
+#define V_ADP_VESA     (1 << 7)
+#define V_ADP_BOOTDISPLAY (1 << 8)
+#define V_ADP_PROBED   (1 << 16)
+#define V_ADP_INITIALIZED (1 << 17)
+#define V_ADP_REGISTERED (1 << 18)
+#define V_ADP_ATTACHED (1 << 19)
+#define        V_ADP_DAC8      (1 << 20)
+#define        V_ADP_CWIDTH9   (1 << 21)
+    vm_offset_t                va_io_base;
+    int                        va_io_size;
+    vm_offset_t                va_crtc_addr;
+    vm_offset_t                va_mem_base;
+    int                        va_mem_size;
+    vm_offset_t                va_window;      /* virtual address */
+    size_t             va_window_size;
+    size_t             va_window_gran;
+    u_int              va_window_orig;
+    vm_offset_t                va_buffer;      /* virtual address */
+    size_t             va_buffer_size;
+    int                        va_initial_mode;
+    int                        va_initial_bios_mode;
+    int                        va_mode;
+    struct video_info  va_info;
+    int                        va_line_width;
+    struct {
+       int             x;
+       int             y;
+    }                  va_disp_start;
+    void               *va_token;
+    int                        va_model;
+    int                        va_little_bitian;
+    int                        va_little_endian;
+    int                        va_buffer_alias;
+    vm_offset_t                va_registers;   /* virtual address */
+    vm_offset_t                va_registers_size;
+};
+typedef struct video_adapter video_adapter_t;
+
+struct video_adapter_info {
+    int                        va_index;
+    int                        va_type;
+    char               va_name[16];
+    int                        va_unit;
+    int                        va_flags;
+    vm_offset_t                va_io_base;
+    int                        va_io_size;
+    vm_offset_t                va_crtc_addr;
+    vm_offset_t                va_mem_base;
+    int                        va_mem_size;
+    vm_offset_t                va_window;      /* virtual address */
+    size_t             va_window_size;
+    size_t             va_window_gran;
+    vm_offset_t                va_unused0;
+    size_t             va_buffer_size;
+    int                        va_initial_mode;
+    int                        va_initial_bios_mode;
+    int                        va_mode;
+    int                        va_line_width;
+    struct {
+       int             x;
+       int             y;
+    }                  va_disp_start;
+    u_int              va_window_orig;
+    /* reserved */
+    u_char             va_reserved[64];
+};
+typedef struct video_adapter_info video_adapter_info_t;
+
+/* some useful video adapter index */
+#define V_ADP_PRIMARY  0
+#define V_ADP_SECONDARY        1
+
+/* video mode numbers */
+
+#define M_B40x25       0       /* black & white 40 columns */
+#define M_C40x25       1       /* color 40 columns */
+#define M_B80x25       2       /* black & white 80 columns */
+#define M_C80x25       3       /* color 80 columns */
+#define M_BG320                4       /* black & white graphics 320x200 */
+#define M_CG320                5       /* color graphics 320x200 */
+#define M_BG640                6       /* black & white graphics 640x200 
hi-res */
+#define M_EGAMONO80x25  7       /* ega-mono 80x25 */
+#define M_CG320_D      13      /* ega mode D */
+#define M_CG640_E      14      /* ega mode E */
+#define M_EGAMONOAPA   15      /* ega mode F */
+#define M_CG640x350    16      /* ega mode 10 */
+#define M_ENHMONOAPA2  17      /* ega mode F with extended memory */
+#define M_ENH_CG640    18      /* ega mode 10* */
+#define M_ENH_B40x25    19      /* ega enhanced black & white 40 columns */
+#define M_ENH_C40x25    20      /* ega enhanced color 40 columns */
+#define M_ENH_B80x25    21      /* ega enhanced black & white 80 columns */
+#define M_ENH_C80x25    22      /* ega enhanced color 80 columns */
+#define M_VGA_C40x25   23      /* vga 8x16 font on color */
+#define M_VGA_C80x25   24      /* vga 8x16 font on color */
+#define M_VGA_M80x25   25      /* vga 8x16 font on mono */
+
+#define M_VGA11                26      /* vga 640x480 2 colors */
+#define M_BG640x480    26
+#define M_VGA12                27      /* vga 640x480 16 colors */
+#define M_CG640x480    27
+#define M_VGA13                28      /* vga 320x200 256 colors */
+#define M_VGA_CG320    28
+
+#define M_VGA_C80x50   30      /* vga 8x8 font on color */
+#define M_VGA_M80x50   31      /* vga 8x8 font on color */
+#define M_VGA_C80x30   32      /* vga 8x16 font on color */
+#define M_VGA_M80x30   33      /* vga 8x16 font on color */
+#define M_VGA_C80x60   34      /* vga 8x8 font on color */
+#define M_VGA_M80x60   35      /* vga 8x8 font on color */
+#define M_VGA_CG640    36      /* vga 640x400 256 color */
+#define M_VGA_MODEX    37      /* vga 320x240 256 color */
+
+#define M_VGA_C90x25   40      /* vga 8x16 font on color */
+#define M_VGA_M90x25   41      /* vga 8x16 font on mono */
+#define M_VGA_C90x30   42      /* vga 8x16 font on color */
+#define M_VGA_M90x30   43      /* vga 8x16 font on mono */
+#define M_VGA_C90x43   44      /* vga 8x8 font on color */
+#define M_VGA_M90x43   45      /* vga 8x8 font on mono */
+#define M_VGA_C90x50   46      /* vga 8x8 font on color */
+#define M_VGA_M90x50   47      /* vga 8x8 font on mono */
+#define M_VGA_C90x60   48      /* vga 8x8 font on color */
+#define M_VGA_M90x60   49      /* vga 8x8 font on mono */
+
+#define M_ENH_B80x43   0x70    /* ega black & white 80x43 */
+#define M_ENH_C80x43   0x71    /* ega color 80x43 */
+
+#define M_HGC_P0       0xe0    /* hercules graphics - page 0 @ B0000 */
+#define M_HGC_P1       0xe1    /* hercules graphics - page 1 @ B8000 */
+#define M_MCA_MODE     0xff    /* monochrome adapter mode */
+
+#define M_TEXT_80x25   200     /* generic text modes */
+#define M_TEXT_80x30   201
+#define M_TEXT_80x43   202
+#define M_TEXT_80x50   203
+#define M_TEXT_80x60   204
+#define M_TEXT_132x25  205
+#define M_TEXT_132x30  206
+#define M_TEXT_132x43  207
+#define M_TEXT_132x50  208
+#define M_TEXT_132x60  209
+
+#define M_VESA_BASE            0x100   /* VESA mode number base */
+#define M_VESA_CG640x400       0x100   /* 640x400, 256 color */
+#define M_VESA_CG640x480       0x101   /* 640x480, 256 color */
+#define M_VESA_800x600         0x102   /* 800x600, 16 color */
+#define M_VESA_CG800x600       0x103   /* 800x600, 256 color */
+#define M_VESA_1024x768                0x104   /* 1024x768, 16 color */
+#define M_VESA_CG1024x768      0x105   /* 1024x768, 256 color */
+#define M_VESA_1280x1024       0x106   /* 1280x1024, 16 color */
+#define M_VESA_CG1280x1024     0x107   /* 1280x1024, 256 color */
+#define M_VESA_C80x60          0x108   /* 8x8 font */
+#define M_VESA_C132x25         0x109   /* 8x16 font */
+#define M_VESA_C132x43         0x10a   /* 8x14 font */
+#define M_VESA_C132x50         0x10b   /* 8x8 font */
+#define M_VESA_C132x60         0x10c   /* 8x8 font */
+#define M_VESA_32K_320         0x10d   /* 320x200, 5:5:5 */
+#define M_VESA_64K_320         0x10e   /* 320x200, 5:6:5 */
+#define M_VESA_FULL_320                0x10f   /* 320x200, 8:8:8 */
+#define M_VESA_32K_640         0x110   /* 640x480, 5:5:5 */
+#define M_VESA_64K_640         0x111   /* 640x480, 5:6:5 */
+#define M_VESA_FULL_640                0x112   /* 640x480, 8:8:8 */
+#define M_VESA_32K_800         0x113   /* 800x600, 5:5:5 */
+#define M_VESA_64K_800         0x114   /* 800x600, 5:6:5 */
+#define M_VESA_FULL_800                0x115   /* 800x600, 8:8:8 */
+#define M_VESA_32K_1024                0x116   /* 1024x768, 5:5:5 */
+#define M_VESA_64K_1024                0x117   /* 1024x768, 5:6:5 */
+#define M_VESA_FULL_1024       0x118   /* 1024x768, 8:8:8 */
+#define M_VESA_32K_1280                0x119   /* 1280x1024, 5:5:5 */
+#define M_VESA_64K_1280                0x11a   /* 1280x1024, 5:6:5 */
+#define M_VESA_FULL_1280       0x11b   /* 1280x1024, 8:8:8 */
+#define M_VESA_MODE_MAX                0x1ff
+
+struct video_display_start {
+       int             x;
+       int             y;
+};
+typedef struct video_display_start video_display_start_t;
+
+struct video_color_palette {
+       int             index;          /* first element (zero-based) */
+       int             count;          /* number of elements */
+       u_char          *red;           /* red */
+       u_char          *green;         /* green */
+       u_char          *blue;          /* blue */
+       u_char          *transparent;   /* may be NULL */
+};
+typedef struct video_color_palette video_color_palette_t;
+
+/* adapter info. */
+#define FBIO_ADAPTER   _IOR('F', 100, int)
+#define FBIO_ADPTYPE   _IOR('F', 101, int)
+#define FBIO_ADPINFO   _IOR('F', 102, struct video_adapter_info)
+
+/* video mode control */
+#define FBIO_MODEINFO  _IOWR('F', 103, struct video_info)
+#define FBIO_FINDMODE  _IOWR('F', 104, struct video_info)
+#define FBIO_GETMODE   _IOR('F', 105, int)
+#define FBIO_SETMODE   _IOW('F', 106, int)
+
+/* get/set frame buffer window origin */
+#define FBIO_GETWINORG _IOR('F', 107, u_int)
+#define FBIO_SETWINORG _IOW('F', 108, u_int)
+
+/* get/set display start address */
+#define FBIO_GETDISPSTART      _IOR('F', 109, video_display_start_t) 
+#define FBIO_SETDISPSTART      _IOW('F', 110, video_display_start_t)
+
+/* get/set scan line width */
+#define FBIO_GETLINEWIDTH      _IOR('F', 111, u_int) 
+#define FBIO_SETLINEWIDTH      _IOW('F', 112, u_int)
+
+/* color palette control */
+#define FBIO_GETPALETTE        _IOW('F', 113, video_color_palette_t)
+#define FBIO_SETPALETTE        _IOW('F', 114, video_color_palette_t)
+
+/* blank display */
+#define V_DISPLAY_ON           0
+#define V_DISPLAY_BLANK                1
+#define V_DISPLAY_STAND_BY     2
+#define V_DISPLAY_SUSPEND      3
+
+#define FBIO_BLANK     _IOW('F', 115, int)
+
+#endif /* !_SYS_FBIO_H_ */
diff --git a/freebsd/sys/sys/terminal.h b/freebsd/sys/sys/terminal.h
new file mode 100644
index 00000000..e3413a79
--- /dev/null
+++ b/freebsd/sys/sys/terminal.h
@@ -0,0 +1,240 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2009 The FreeBSD Foundation
+ * All rights reserved.
+ *
+ * This software was developed by Ed Schouten under sponsorship from the
+ * FreeBSD Foundation.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _SYS_TERMINAL_H_
+#define        _SYS_TERMINAL_H_
+
+#include <sys/param.h>
+#include <sys/_lock.h>
+#include <sys/_mutex.h>
+#include <sys/cons.h>
+#include <sys/linker_set.h>
+#include <sys/ttycom.h>
+
+#include <teken/teken.h>
+
+#include <rtems/bsd/local/opt_syscons.h>
+#include <rtems/bsd/local/opt_teken.h>
+
+struct terminal;
+struct thread;
+struct tty;
+
+/*
+ * The terminal layer is an abstraction on top of the TTY layer and the
+ * console interface.  It can be used by system console drivers to
+ * easily interact with the kernel console and TTYs.
+ *
+ * Terminals contain terminal emulators, which means console drivers
+ * don't need to implement their own terminal emulator. The terminal
+ * emulator deals with UTF-8 exclusively. This means that term_char_t,
+ * the data type used to store input/output characters will always
+ * contain Unicode codepoints.
+ *
+ * To save memory usage, the top bits of term_char_t will contain other
+ * attributes, like colors. Right now term_char_t is composed as
+ * follows:
+ *
+ *  Bits  Meaning
+ *  0-20: Character value
+ * 21-25: Bold, underline, blink, reverse, right part of CJK fullwidth 
character
+ * 26-28: Foreground color
+ * 29-31: Background color
+ */
+
+typedef uint32_t term_char_t;
+#define        TCHAR_CHARACTER(c)      ((c) & 0x1fffff)
+#define        TCHAR_FORMAT(c)         (((c) >> 21) & 0x1f)
+#define        TCHAR_FGCOLOR(c)        (((c) >> 26) & 0x7)
+#define        TCHAR_BGCOLOR(c)        (((c) >> 29) & 0x7)
+
+typedef teken_attr_t term_attr_t;
+
+typedef teken_color_t term_color_t;
+#define        TCOLOR_FG(c)    (((c) & 0x7) << 26)
+#define        TCOLOR_BG(c)    (((c) & 0x7) << 29)
+#define        TCOLOR_LIGHT(c) ((c) | 0x8)
+#define        TCOLOR_DARK(c)  ((c) & ~0x8)
+
+#define        TFORMAT(c)      (((c) & 0x1f) << 21)
+
+/* syscons(4) compatible color attributes for foreground text */
+#define        FG_BLACK                TCOLOR_FG(TC_BLACK)
+#define        FG_BLUE                 TCOLOR_FG(TC_BLUE)
+#define        FG_GREEN                TCOLOR_FG(TC_GREEN)
+#define        FG_CYAN                 TCOLOR_FG(TC_CYAN)
+#define        FG_RED                  TCOLOR_FG(TC_RED)
+#define        FG_MAGENTA              TCOLOR_FG(TC_MAGENTA)
+#define        FG_BROWN                TCOLOR_FG(TC_BROWN)
+#define        FG_LIGHTGREY            TCOLOR_FG(TC_WHITE)
+#define        FG_DARKGREY             (TFORMAT(TF_BOLD) | TCOLOR_FG(TC_BLACK))
+#define        FG_LIGHTBLUE            (TFORMAT(TF_BOLD) | TCOLOR_FG(TC_BLUE))
+#define        FG_LIGHTGREEN           (TFORMAT(TF_BOLD) | TCOLOR_FG(TC_GREEN))
+#define        FG_LIGHTCYAN            (TFORMAT(TF_BOLD) | TCOLOR_FG(TC_CYAN))
+#define        FG_LIGHTRED             (TFORMAT(TF_BOLD) | TCOLOR_FG(TC_RED))
+#define        FG_LIGHTMAGENTA         (TFORMAT(TF_BOLD) | 
TCOLOR_FG(TC_MAGENTA))
+#define        FG_YELLOW               (TFORMAT(TF_BOLD) | TCOLOR_FG(TC_BROWN))
+#define        FG_WHITE                (TFORMAT(TF_BOLD) | TCOLOR_FG(TC_WHITE))
+#define        FG_BLINK                TFORMAT(TF_BLINK)
+
+/* syscons(4) compatible color attributes for text background */
+#define        BG_BLACK                TCOLOR_BG(TC_BLACK)
+#define        BG_BLUE                 TCOLOR_BG(TC_BLUE)
+#define        BG_GREEN                TCOLOR_BG(TC_GREEN)
+#define        BG_CYAN                 TCOLOR_BG(TC_CYAN)
+#define        BG_RED                  TCOLOR_BG(TC_RED)
+#define        BG_MAGENTA              TCOLOR_BG(TC_MAGENTA)
+#define        BG_BROWN                TCOLOR_BG(TC_BROWN)
+#define        BG_LIGHTGREY            TCOLOR_BG(TC_WHITE)
+#define        BG_DARKGREY             (TFORMAT(TF_BOLD) | TCOLOR_BG(TC_BLACK))
+#define        BG_LIGHTBLUE            (TFORMAT(TF_BOLD) | TCOLOR_BG(TC_BLUE))
+#define        BG_LIGHTGREEN           (TFORMAT(TF_BOLD) | TCOLOR_BG(TC_GREEN))
+#define        BG_LIGHTCYAN            (TFORMAT(TF_BOLD) | TCOLOR_BG(TC_CYAN))
+#define        BG_LIGHTRED             (TFORMAT(TF_BOLD) | TCOLOR_BG(TC_RED))
+#define        BG_LIGHTMAGENTA         (TFORMAT(TF_BOLD) | 
TCOLOR_BG(TC_MAGENTA))
+#define        BG_YELLOW               (TFORMAT(TF_BOLD) | TCOLOR_BG(TC_BROWN))
+#define        BG_WHITE                (TFORMAT(TF_BOLD) | TCOLOR_BG(TC_WHITE))
+
+#ifndef TERMINAL_NORM_ATTR
+#ifdef SC_NORM_ATTR
+#define        TERMINAL_NORM_ATTR      SC_NORM_ATTR
+#else
+#define        TERMINAL_NORM_ATTR      (FG_LIGHTGREY | BG_BLACK)
+#endif
+#endif
+
+#ifndef TERMINAL_KERN_ATTR
+#ifdef SC_KERNEL_CONS_ATTR
+#define        TERMINAL_KERN_ATTR      SC_KERNEL_CONS_ATTR
+#else
+#define        TERMINAL_KERN_ATTR      (FG_WHITE | BG_BLACK)
+#endif
+#endif
+
+typedef teken_pos_t term_pos_t;
+typedef teken_rect_t term_rect_t;
+
+typedef void tc_cursor_t(struct terminal *tm, const term_pos_t *p);
+typedef void tc_putchar_t(struct terminal *tm, const term_pos_t *p,
+    term_char_t c);
+typedef void tc_fill_t(struct terminal *tm, const term_rect_t *r,
+    term_char_t c);
+typedef void tc_copy_t(struct terminal *tm, const term_rect_t *r,
+    const term_pos_t *p);
+typedef void tc_pre_input_t(struct terminal *tm);
+typedef void tc_post_input_t(struct terminal *tm);
+typedef void tc_param_t(struct terminal *tm, int cmd, unsigned int arg);
+typedef void tc_done_t(struct terminal *tm);
+
+typedef void tc_cnprobe_t(struct terminal *tm, struct consdev *cd);
+typedef int tc_cngetc_t(struct terminal *tm);
+
+typedef void tc_cngrab_t(struct terminal *tm);
+typedef void tc_cnungrab_t(struct terminal *tm);
+
+typedef void tc_opened_t(struct terminal *tm, int opened);
+typedef int tc_ioctl_t(struct terminal *tm, u_long cmd, caddr_t data,
+    struct thread *td);
+typedef int tc_mmap_t(struct terminal *tm, vm_ooffset_t offset,
+    vm_paddr_t * paddr, int nprot, vm_memattr_t *memattr);
+typedef void tc_bell_t(struct terminal *tm);
+
+struct terminal_class {
+       /* Terminal emulator. */
+       tc_cursor_t     *tc_cursor;
+       tc_putchar_t    *tc_putchar;
+       tc_fill_t       *tc_fill;
+       tc_copy_t       *tc_copy;
+       tc_pre_input_t  *tc_pre_input;
+       tc_post_input_t *tc_post_input;
+       tc_param_t      *tc_param;
+       tc_done_t       *tc_done;
+
+       /* Low-level console interface. */
+       tc_cnprobe_t    *tc_cnprobe;
+       tc_cngetc_t     *tc_cngetc;
+
+       /* DDB & panic handling. */
+       tc_cngrab_t     *tc_cngrab;
+       tc_cnungrab_t   *tc_cnungrab;
+
+       /* Misc. */
+       tc_opened_t     *tc_opened;
+       tc_ioctl_t      *tc_ioctl;
+       tc_mmap_t       *tc_mmap;
+       tc_bell_t       *tc_bell;
+};
+
+struct terminal {
+       const struct terminal_class *tm_class;
+       void            *tm_softc;
+       struct mtx       tm_mtx;
+       struct tty      *tm_tty;
+       teken_t          tm_emulator;
+       struct winsize   tm_winsize;
+       unsigned int     tm_flags;
+#define        TF_MUTE         0x1     /* Drop incoming data. */
+#define        TF_BELL         0x2     /* Bell needs to be sent. */
+#define        TF_CONS         0x4     /* Console device (needs spinlock). */
+       struct consdev  *consdev;
+};
+
+#ifdef _KERNEL
+
+struct terminal *terminal_alloc(const struct terminal_class *tc, void *softc);
+void   terminal_maketty(struct terminal *tm, const char *fmt, ...);
+void   terminal_set_cursor(struct terminal *tm, const term_pos_t *pos);
+void   terminal_set_winsize_blank(struct terminal *tm,
+    const struct winsize *size, int blank, const term_attr_t *attr);
+void   terminal_set_winsize(struct terminal *tm, const struct winsize *size);
+void   terminal_mute(struct terminal *tm, int yes);
+void   terminal_input_char(struct terminal *tm, term_char_t c);
+void   terminal_input_raw(struct terminal *tm, char c);
+void   terminal_input_special(struct terminal *tm, unsigned int k);
+
+void   termcn_cnregister(struct terminal *tm);
+
+/* Kernel console helper interface. */
+extern const struct consdev_ops termcn_cnops;
+
+#define        TERMINAL_DECLARE_EARLY(name, class, softc)                      
\
+       static struct terminal name = {                                 \
+               .tm_class = &class,                                     \
+               .tm_softc = softc,                                      \
+               .tm_flags = TF_CONS,                                    \
+       };                                                              \
+       CONSOLE_DEVICE(name ## _consdev, termcn_cnops, &name)
+
+#endif /* _KERNEL */
+
+#endif /* !_SYS_TERMINAL_H_ */
-- 
2.20.1

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