examples/lcdrw: Remove this example. It violates the portable OS interface and cannot be retaind.
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examples/lcdrw/.gitignore
vendored
11
examples/lcdrw/.gitignore
vendored
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/Make.dep
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/.depend
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/.built
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/*.asm
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/*.obj
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/*.rel
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/*.lst
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/*.sym
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/*.adb
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/*.lib
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/*.src
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@ -1,43 +0,0 @@
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#
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# For a description of the syntax of this configuration file,
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# see the file kconfig-language.txt in the NuttX tools repository.
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#
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config EXAMPLES_LCDRW
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bool "LCD read/write example"
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default n
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depends on NX && NX_LCDDRIVER
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---help---
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Enable the LCD read/write example
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if EXAMPLES_LCDRW
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config EXAMPLES_LDCRW_DEVNO
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int "Video Device Number"
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default 0
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---help---
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The LCD device to select from the LCD driver for use in the test:
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Default: 0
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config EXAMPLES_LCDRW_BPP
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int "Bits-Per-Pixel"
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default 16
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range 1 32
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depends on EXPERIMENTAL
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---help---
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Pixels per pixel to use. Valid options include 1, 2, 4, 8, 16, 24,
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and 32. Default is 16.
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config EXAMPLES_LDCRW_XRES
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int "Horizontal display resolution (pixels)"
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default 240
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---help---
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Horizontal resolution of the display in pixels. Default 240.
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config EXAMPLES_LDCRW_YRES
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int "Vertical display resolution (rows)"
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default 320
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---help---
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Vertical resolution of the display in rows. Default 320.
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endif
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@ -1,39 +0,0 @@
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############################################################################
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# apps/examples/lcdrw/Make.defs
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# Adds selected applications to apps/ build
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#
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# Copyright (C) 2015 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <gnutt@nuttx.org>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# 3. Neither the name NuttX nor the names of its contributors may be
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# used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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############################################################################
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ifeq ($(CONFIG_EXAMPLES_LCDRW),y)
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CONFIGURED_APPS += examples/lcdrw
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endif
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@ -1,53 +0,0 @@
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############################################################################
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# apps/examples/lcdrw/Makefile
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#
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# Copyright (C) 2011-2012 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <gnutt@nuttx.org>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# 3. Neither the name NuttX nor the names of its contributors may be
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# used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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############################################################################
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-include $(TOPDIR)/Make.defs
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# LCD Read/Write Test
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ASRCS =
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CSRCS =
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MAINSRC = lcdrw_main.c
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CONFIG_XYZ_PROGNAME ?= lcdrw$(EXEEXT)
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PROGNAME = $(CONFIG_XYZ_PROGNAME)
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# LCD R/W built-in application info
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APPNAME = lcdrw
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PRIORITY = SCHED_PRIORITY_DEFAULT
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STACKSIZE = 2048
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include $(APPDIR)/Application.mk
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/****************************************************************************
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* examples/lcdrw/lcdrw_main.c
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*
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* Copyright (C) 2011 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <nuttx/board.h>
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#include <nuttx/lcd/lcd.h>
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#include <nuttx/nx/nxglib.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Configuration ************************************************************/
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/* Most of the NX configuration settings are probably *not* needed by this
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* example. But, presumably you are using NX too and so the checks might
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* be good for you.
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*/
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#ifndef CONFIG_NX
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# error "CONFIG_NX must be defined to use this test"
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#endif
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#ifndef CONFIG_NX_LCDDRIVER
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# error "CONFIG_NX_LCDDRIVER must be defined to use this test"
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#endif
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#ifndef CONFIG_EXAMPLES_LCDRW_BPP
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# define CONFIG_EXAMPLES_LCDRW_BPP 16
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#endif
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#if CONFIG_EXAMPLES_LCDRW_BPP != 16
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# error "Currently only RGB565 is supported -- feel free to extend"
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#endif
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#ifdef CONFIG_NX_DISABLE_16BPP
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# error "CONFIG_NX_DISABLE_16BPP disables 16-bit support"
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#endif
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#ifndef CONFIG_EXAMPLES_LDCRW_DEVNO
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# define CONFIG_EXAMPLES_LDCRW_DEVNO 0
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#endif
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#ifndef CONFIG_EXAMPLES_LDCRW_XRES
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# define CONFIG_EXAMPLES_LDCRW_XRES 240
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#endif
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#ifndef CONFIG_EXAMPLES_LDCRW_YRES
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# define CONFIG_EXAMPLES_LDCRW_YRES 320
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#endif
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/****************************************************************************
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* Private Types
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****************************************************************************/
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struct lcdrw_instance_s
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{
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/* LCD device handle and planeinfo */
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FAR struct lcd_dev_s *dev;
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struct lcd_planeinfo_s pinfo;
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};
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: lcdrw_initialize
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****************************************************************************/
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static inline int lcdrw_initialize(FAR struct lcdrw_instance_s *inst)
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{
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int ret;
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/* Initialize the LCD device */
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printf("screens_initialize: Initializing LCD\n");
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ret = board_lcd_initialize();
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if (ret < 0)
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{
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fprintf(stderr, "screens_initialize: board_lcd_initialize failed: %d\n", -ret);
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return ret;
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}
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/* Get the device instance. */
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printf("Get LCD instance\n");
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inst->dev = board_lcd_getdev(CONFIG_EXAMPLES_LDCRW_DEVNO);
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if (!inst->dev)
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{
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fprintf(stderr, "board_lcd_getdev failed, devno=%d\n",
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CONFIG_EXAMPLES_LDCRW_DEVNO);
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return ret;
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}
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/* Turn the LCD on at 75% power. This should not be necessary. */
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(void)inst->dev->setpower(inst->dev, ((3*CONFIG_LCD_MAXPOWER + 3)/4));
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/* Get the planeinfo structure */
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ret = inst->dev->getplaneinfo(inst->dev, 0, &inst->pinfo);
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if (ret < 0)
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{
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fprintf(stderr, "getplaneinfo failed: %d\n", ret);
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}
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return ret;
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}
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: lcdrw_main
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****************************************************************************/
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#ifdef CONFIG_BUILD_KERNEL
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int main(int argc, FAR char *argv[])
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#else
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int lcdrw_main(int argc, char *argv[])
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#endif
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{
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struct lcdrw_instance_s inst;
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nxgl_coord_t row;
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nxgl_coord_t col;
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uint16_t value;
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uint32_t offset;
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FAR uint16_t *ptr;
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int ret;
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/* Initialize the LCD driver */
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ret = lcdrw_initialize(&inst);
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if (ret < 0)
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{
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exit(1);
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}
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/* Loop, writing all possible values to the LCD */
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value = 0;
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for (row = 0; row < CONFIG_EXAMPLES_LDCRW_YRES; row++)
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{
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/* Create a dummy row. The important thing is to try all
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* bit combinations in a predictable way.
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*/
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ptr = (FAR uint16_t*)inst.pinfo.buffer;
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for (col = 0; col < CONFIG_EXAMPLES_LDCRW_XRES; col++)
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{
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*ptr++ = value++;
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}
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/* Write the row to the LCD */
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ret = inst.pinfo.putrun(row, 0, inst.pinfo.buffer,
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CONFIG_EXAMPLES_LDCRW_XRES);
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if (ret < 0)
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{
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fprintf(stderr, "putrun failed: %d\n", ret);
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exit(1);
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}
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}
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/* Print a header */
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printf(" ");
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for (col = 0; col < 15; col++)
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{
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printf("---%x ", col);
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}
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printf("---f\n");
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/* Then read each line back from the LCD. */
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offset = 0;
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for (row = 0; row < CONFIG_EXAMPLES_LDCRW_YRES; row++)
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{
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/* Read the row */
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ret = inst.pinfo.getrun(row, 0, inst.pinfo.buffer,
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CONFIG_EXAMPLES_LDCRW_XRES);
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if (ret < 0)
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{
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fprintf(stderr, "getrun failed: %d\n", ret);
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exit(1);
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}
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/* Then dump the row to the display */
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ptr = (FAR uint16_t*)inst.pinfo.buffer;
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for (col = 0; col < CONFIG_EXAMPLES_LDCRW_XRES; col++)
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{
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if ((offset & 15) == 0)
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{
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printf("%06x ", offset);
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}
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value = *ptr++;
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offset++;
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if ((offset & 15) == 0)
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{
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printf("%04x\n", value);
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}
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else
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{
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printf("%04x ", value);
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}
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}
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}
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fflush(stdout);
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return 0;
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}
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