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-rwxr-xr-xnuttx/include/nuttx/lcd.h144
1 files changed, 144 insertions, 0 deletions
diff --git a/nuttx/include/nuttx/lcd.h b/nuttx/include/nuttx/lcd.h
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+++ b/nuttx/include/nuttx/lcd.h
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+/****************************************************************************
+ * include/nuttx/lcd.h
+ *
+ * Copyright (C) 2010 Gregory Nutt. All rights reserved.
+ * Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * 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 NuttX 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 COPYRIGHT HOLDERS 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
+ * COPYRIGHT OWNER 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.
+ *
+ ****************************************************************************/
+
+#ifndef __INCLUDE_NUTTX_LCD_H
+#define __INCLUDE_NUTTX_LCD_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <stdint.h>
+#include <nuttx/fb.h>
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Type Definitions
+ ****************************************************************************/
+
+/* This structure describes one color plane. Some YUV formats may support
+ * up to 4 planes
+ */
+
+struct lcd_planeinfo_s
+{
+ uint8_t bpp; /* Bits per pixel */
+};
+
+/* This structure defines an LCD interface */
+
+struct lcd_dev_s
+{
+ /* LCD Configuration ******************************************************/
+ /* Get information about the video controller configuration and the
+ * configuration of each color plane.
+ */
+
+ int (*getvideoinfo)(FAR struct lcd_dev_s *dev,
+ FAR struct fb_videoinfo_s *vinfo);
+ int (*getplaneinfo)(FAR struct lcd_dev_s *dev, unsigned int planeno,
+ FAR struct lcd_planeinfo_s *pinfo);
+
+ /* LCD RGB Mapping ********************************************************/
+ /* The following are provided only if the video hardware supports RGB color
+ * mapping
+ */
+
+#ifdef CONFIG_FB_CMAP
+ int (*getcmap)(FAR struct lcd_dev_s *dev, FAR struct fb_cmap_s *cmap);
+ int (*putcmap)(FAR struct lcd_dev_s *dev,
+ FAR const struct fb_cmap_s *cmap);
+#endif
+
+ /* Cursor Controls ********************************************************/
+ /* The following are provided only if the video hardware supports a
+ * hardware cursor
+ */
+
+#ifdef CONFIG_FB_HWCURSOR
+ int (*getcursor)(FAR struct lcd_dev_s *dev,
+ FAR struct fb_cursorattrib_s *attrib);
+ int (*setcursor)(FAR struct lcd_dev_s *dev,
+ FAR struct fb_setcursor_s *settings);
+#endif
+
+ /* LCD Specific Controls **************************************************/
+ /* Get the LCD panel power status (0: full off - CONFIG_LCD_MAXPOWER:
+ * full on
+ */
+
+ int (*getpower)(struct lcd_dev_s *dev);
+
+ /* Enable/disable LCD panel power (0: full off - CONFIG_LCD_MAXPOWERL:
+ * full on)
+ */
+
+ int (*setpower)(struct lcd_dev_s *dev, int power);
+
+ /* Get the current contrast setting (0-CONFIG_LCD_MAXCONTRAST) */
+
+ int (*getcontrast)(struct lcd_dev_s *dev);
+
+ /* Set LCD panel contrast (0-CONFIG_LCD_MAXCONTRAST) */
+
+ int (*setcontrast)(struct lcd_dev_s *dev, unsigned int contrast);
+
+ /* LCD Data Transfer ******************************************************/
+
+ int (*run)(struct lcd_dev_s *dev, unsigned int planeno,
+ fb_coord_t row, fb_coord_t col, FAR const uint8_t *buffer,
+ size_t npixels);
+};
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+#ifdef __cplusplus
+#define EXTERN extern "C"
+extern "C" {
+#else
+#define EXTERN extern
+#endif
+
+#undef EXTERN
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __INCLUDE_NUTTX_LCD_H */