guowenxue
2024-09-27 b64b1d3468ec020b1a0ec31dd93490196cedaf1d
Add LVGL apps
7 files added
508 ■■■■■ changed files
apps/lvgl/libs_lvgl/build.sh 72 ●●●●● patch | view | raw | blame | history
apps/lvgl/libs_lvgl/patches/gen_patch.sh 55 ●●●●● patch | view | raw | blame | history
apps/lvgl/libs_lvgl/patches/lv_demos-8.0.1-imx6ull.patch 49 ●●●●● patch | view | raw | blame | history
apps/lvgl/libs_lvgl/patches/lv_drivers-8.0.1-imx6ull.patch 103 ●●●●● patch | view | raw | blame | history
apps/lvgl/libs_lvgl/patches/lvgl-8.0.2-imx6ull.patch 92 ●●●●● patch | view | raw | blame | history
apps/lvgl/lvgl_demo.c 91 ●●●●● patch | view | raw | blame | history
apps/lvgl/makefile 46 ●●●●● patch | view | raw | blame | history
apps/lvgl/libs_lvgl/build.sh
New file
@@ -0,0 +1,72 @@
#!/bin/bash
PRJ_PATH=`pwd`
BOARD=imx6ull
LYFTP_SRC=http://master.weike-iot.com:2211/src/
LIB_LVGL=lvgl-8.0.2
LIB_LVGL_DRV=lv_drivers-8.0.1
LIB_LVGL_DEMO=lv_demos-8.0.1
LIBS_DIR="lvgl lv_drivers lv_demos"
CROSS_COMPILE=/opt/gcc-aarch32-10.3-2021.07/bin/arm-none-linux-gnueabihf-
if [ $# == 1 ] ; then
   CROSS_COMPILE=$1
fi
set -e
function prepare_lib()
{
    PACK_SUFIX=tar.gz
    PACK_NAME=$1
    DIR_NAME=$2
    if [ ! -d ${DIR_NAME} ] ; then
       if [ ! -s ${PACK_NAME}.${PACK_SUFIX} ] ; then
          wget ${LYFTP_SRC}/${PACK_NAME}.${PACK_SUFIX}
       fi
       tar -xzf ${PACK_NAME}.${PACK_SUFIX}
       patch -p0 < patches/${PACK_NAME}-${BOARD}.patch
       mv ${PACK_NAME} ${DIR_NAME}
       cd ${DIR_NAME}
       sed -i -e "s|.*CMAKE_C_COMPILER.*|set(CMAKE_C_COMPILER \"${CROSS_COMPILE}gcc\")|g" CMakeLists.txt
         temp_file=`ls *_template.h`
         conf_file=`echo ${temp_file/_template/}`
         cp ${temp_file} ../${conf_file}
       cd ${PRJ_PATH}
    fi
}
if [[ $# == 1 && $1 == clean ]] ; then
    rm -rf lv*
    rm -rf libs
    exit;
fi
prepare_lib ${LIB_LVGL} lvgl
prepare_lib ${LIB_LVGL_DRV} lv_drivers
prepare_lib ${LIB_LVGL_DEMO} lv_demos
mkdir -p ${PRJ_PATH}/libs
for lib in ${LIBS_DIR}
do
    if [ -f ${PRJ_PATH}/libs/lib${lib}.a ] ; then
        continue;
    fi
    mkdir -p ${lib}/build
    cd ${lib}/build/
    rm -rf * && cmake .. && make
    cp lib*.a ${PRJ_PATH}/libs/lib${lib}.a
    cd ${PRJ_PATH}
done
apps/lvgl/libs_lvgl/patches/gen_patch.sh
New file
@@ -0,0 +1,55 @@
#!/bin/bash
# Description: This shell script used to generate patch file
#      Author: guowenxue <guowenxue@gmail.com>
#     Version: 1.0.0
PROJ_PATH=`pwd`
PATCH_PATH=${PROJ_PATH}/patches
BOARD=imx6ull
PATCH_SUFFIX=${BOARD}.patch
set -e
if [ $# != 1 ] ; then
    echo "Usage: $0 [src_path]"
    printf "\nExample: \n"
    echo "$0 lvgl-8.0.2"
    exit ;
fi
SRC=`basename $1`
if [ ! -d ${SRC} ] ; then
    printf "\nERROR: ${SRC} source code not exist, exit now\n\n"
    exit
fi
if [ ! -f ${SRC}.tar.gz ] ; then
    printf "\nERROR: ${SRC}.tar.gz packet not exist, exit now\n\n"
    exit
fi
rm -rf ${SRC}/build
# rename new source code
mv ${SRC} ${SRC}-${BOARD}
# decompress orignal soruce code packet
tar -xzf ${SRC}.tar.gz
set +e
# generate patch file
diff -Nuar ${SRC} ${SRC}-${BOARD} > ${SRC}-${PATCH_SUFFIX}
# remove orignal soruce code
rm -rf ${SRC}
# recover new source code
mv ${SRC}-${BOARD} ${SRC}
apps/lvgl/libs_lvgl/patches/lv_demos-8.0.1-imx6ull.patch
New file
@@ -0,0 +1,49 @@
diff -Nuar lv_demos-8.0.1/CMakeLists.txt lv_demos-8.0.1-imx6ull/CMakeLists.txt
--- lv_demos-8.0.1/CMakeLists.txt    2021-06-14 20:00:00.000000000 +0800
+++ lv_demos-8.0.1-imx6ull/CMakeLists.txt    2021-09-27 21:26:45.823935469 +0800
@@ -1,2 +1,5 @@
+set(CMAKE_C_COMPILER "/opt/buildroot/cortex-a7/bin/arm-linux-gcc")
+include_directories(..)
+
 file(GLOB_RECURSE SOURCES src/*.c)
 add_library(lv_examples STATIC ${SOURCES})
diff -Nuar lv_demos-8.0.1/lv_demo_conf_template.h lv_demos-8.0.1-imx6ull/lv_demo_conf_template.h
--- lv_demos-8.0.1/lv_demo_conf_template.h    2021-06-14 20:00:00.000000000 +0800
+++ lv_demos-8.0.1-imx6ull/lv_demo_conf_template.h    2021-09-27 20:57:35.667901897 +0800
@@ -7,7 +7,7 @@
  * COPY THIS FILE AS lv_demo_conf.h
  */
-#if 0 /*Set it to "1" to enable the content*/
+#if 1 /*Set it to "1" to enable the content*/
 #ifndef LV_EX_CONF_H
 #define LV_EX_CONF_H
@@ -25,22 +25,22 @@
  *********************/
 /*Show some widget*/
-#define LV_USE_DEMO_WIDGETS        0
+#define LV_USE_DEMO_WIDGETS        1
 #if LV_USE_DEMO_WIDGETS
 #define LV_DEMO_WIDGETS_SLIDESHOW  0
 #endif
 /*Printer demo, optimized for 800x480*/
-#define LV_USE_DEMO_PRINTER     0
+#define LV_USE_DEMO_PRINTER     1
 /*Demonstrate the usage of encoder and keyboard*/
-#define LV_USE_DEMO_KEYPAD_AND_ENCODER     0
+#define LV_USE_DEMO_KEYPAD_AND_ENCODER     1
 /*Benchmark your system*/
-#define LV_USE_DEMO_BENCHMARK   0
+#define LV_USE_DEMO_BENCHMARK   1
 /*Stress test for LVGL*/
-#define LV_USE_DEMO_STRESS      0
+#define LV_USE_DEMO_STRESS      1
 /*Music player demo*/
 #define LV_USE_DEMO_MUSIC      1
apps/lvgl/libs_lvgl/patches/lv_drivers-8.0.1-imx6ull.patch
New file
@@ -0,0 +1,103 @@
diff -Nuar lv_drivers-8.0.1/CMakeLists.txt lv_drivers-8.0.1-imx6ull/CMakeLists.txt
--- lv_drivers-8.0.1/CMakeLists.txt    2021-06-14 19:54:20.000000000 +0800
+++ lv_drivers-8.0.1-imx6ull/CMakeLists.txt    2021-09-27 22:20:38.179997474 +0800
@@ -1,2 +1,5 @@
+set(CMAKE_C_COMPILER "/opt/buildroot/cortex-a7/bin/arm-linux-gcc")
+include_directories(..)
+
 file(GLOB_RECURSE SOURCES ./*.c)
 add_library(lv_drivers STATIC ${SOURCES})
diff -Nuar lv_drivers-8.0.1/indev/evdev.c lv_drivers-8.0.1-imx6ull/indev/evdev.c
--- lv_drivers-8.0.1/indev/evdev.c    2021-06-14 19:54:20.000000000 +0800
+++ lv_drivers-8.0.1-imx6ull/indev/evdev.c    2021-09-27 22:25:04.172002576 +0800
@@ -115,7 +115,7 @@
  * @param data store the evdev data here
  * @return false: because the points are not buffered, so no more data to be read
  */
-bool evdev_read(lv_indev_drv_t * drv, lv_indev_data_t * data)
+void evdev_read(lv_indev_drv_t * drv, lv_indev_data_t * data)
 {
     struct input_event in;
@@ -196,7 +196,7 @@
         }
         evdev_key_val = data->key;
         evdev_button = data->state;
-        return false;
+        return;
         }
         }
     }
@@ -205,10 +205,10 @@
         /* No data retrieved */
         data->key = evdev_key_val;
     data->state = evdev_button;
-    return false;
+    return;
     }
     if(drv->type != LV_INDEV_TYPE_POINTER)
-        return false;
+        return;
     /*Store the collected data*/
 #if EVDEV_CALIBRATE
@@ -225,12 +225,12 @@
       data->point.x = 0;
     if(data->point.y < 0)
       data->point.y = 0;
-    if(data->point.x >= drv->disp->driver.hor_res)
-      data->point.x = drv->disp->driver.hor_res - 1;
-    if(data->point.y >= drv->disp->driver.ver_res)
-      data->point.y = drv->disp->driver.ver_res - 1;
+    if(data->point.x >= drv->disp->driver->hor_res)
+      data->point.x = drv->disp->driver->hor_res - 1;
+    if(data->point.y >= drv->disp->driver->ver_res)
+      data->point.y = drv->disp->driver->ver_res - 1;
-    return false;
+    return;
 }
 /**********************
diff -Nuar lv_drivers-8.0.1/indev/evdev.h lv_drivers-8.0.1-imx6ull/indev/evdev.h
--- lv_drivers-8.0.1/indev/evdev.h    2021-06-14 19:54:20.000000000 +0800
+++ lv_drivers-8.0.1-imx6ull/indev/evdev.h    2021-09-27 22:25:33.424003137 +0800
@@ -57,7 +57,7 @@
  * @param data store the evdev data here
  * @return false: because the points are not buffered, so no more data to be read
  */
-bool evdev_read(lv_indev_drv_t * drv, lv_indev_data_t * data);
+void evdev_read(lv_indev_drv_t * drv, lv_indev_data_t * data);
 /**********************
diff -Nuar lv_drivers-8.0.1/lv_drv_conf_template.h lv_drivers-8.0.1-imx6ull/lv_drv_conf_template.h
--- lv_drivers-8.0.1/lv_drv_conf_template.h    2021-06-14 19:54:20.000000000 +0800
+++ lv_drivers-8.0.1-imx6ull/lv_drv_conf_template.h    2021-09-27 22:20:38.183997474 +0800
@@ -7,7 +7,7 @@
  * COPY THIS FILE AS lv_drv_conf.h
  */
-#if 0 /*Set it to "1" to enable the content*/
+#if 1 /*Set it to "1" to enable the content*/
 #ifndef LV_DRV_CONF_H
 #define LV_DRV_CONF_H
@@ -272,7 +272,7 @@
  *  Linux frame buffer device (/dev/fbx)
  *-----------------------------------------*/
 #ifndef USE_FBDEV
-#  define USE_FBDEV           0
+#  define USE_FBDEV           1
 #endif
 #if USE_FBDEV
@@ -386,7 +386,7 @@
  * Mouse or touchpad as evdev interface (for Linux based systems)
  *------------------------------------------------*/
 #ifndef USE_EVDEV
-#  define USE_EVDEV           0
+#  define USE_EVDEV           1
 #endif
 #ifndef USE_BSD_EVDEV
apps/lvgl/libs_lvgl/patches/lvgl-8.0.2-imx6ull.patch
New file
@@ -0,0 +1,92 @@
diff -Nuar lvgl-8.0.2/CMakeLists.txt lvgl-8.0.2-imx6ull/CMakeLists.txt
--- lvgl-8.0.2/CMakeLists.txt    2021-07-16 23:40:51.000000000 +0800
+++ lvgl-8.0.2-imx6ull/CMakeLists.txt    2021-09-27 22:30:20.360008641 +0800
@@ -1,3 +1,7 @@
+
+set(CMAKE_C_COMPILER "/opt/buildroot/cortex-a7/bin/arm-linux-gcc")
+include_directories(..)
+
 if(ESP_PLATFORM)
 file(GLOB_RECURSE SOURCES src/*.c)
diff -Nuar lvgl-8.0.2/lv_conf_template.h lvgl-8.0.2-imx6ull/lv_conf_template.h
--- lvgl-8.0.2/lv_conf_template.h    2021-07-16 23:40:51.000000000 +0800
+++ lvgl-8.0.2-imx6ull/lv_conf_template.h    2021-09-27 22:33:47.448012614 +0800
@@ -7,7 +7,7 @@
  * COPY THIS FILE AS `lv_conf.h` NEXT TO the `lvgl` FOLDER
  */
-#if 0 /*Set it to "1" to enable content*/
+#if 1 /*Set it to "1" to enable content*/
 #ifndef LV_CONF_H
 #define LV_CONF_H
@@ -21,7 +21,7 @@
  *====================*/
 /*Color depth: 1 (1 byte per pixel), 8 (RGB332), 16 (RGB565), 32 (ARGB8888)*/
-#define LV_COLOR_DEPTH     32
+#define LV_COLOR_DEPTH     16
 /*Swap the 2 bytes of RGB565 color. Useful if the display has a 8 bit interface (e.g. SPI)*/
 #define LV_COLOR_16_SWAP   0
@@ -42,7 +42,7 @@
 #define LV_MEM_CUSTOM      0
 #if LV_MEM_CUSTOM == 0
 /*Size of the memory available for `lv_mem_alloc()` in bytes (>= 2kB)*/
-#  define LV_MEM_SIZE    (32U * 1024U)          /*[bytes]*/
+#  define LV_MEM_SIZE    (128U * 1024U)          /*[bytes]*/
 /*Set an address for the memory pool instead of allocating it as a normal array. Can be in external SRAM too.*/
 #  define LV_MEM_ADR          0     /*0: unused*/
@@ -68,9 +68,10 @@
 /*Use a custom tick source that tells the elapsed time in milliseconds.
  *It removes the need to manually update the tick with `lv_tick_inc()`)*/
-#define LV_TICK_CUSTOM     0
+#define LV_TICK_CUSTOM     1
 #if LV_TICK_CUSTOM
-#define LV_TICK_CUSTOM_INCLUDE  "Arduino.h"         /*Header for the system time function*/
+extern uint32_t millis(void);
+#define LV_TICK_CUSTOM_INCLUDE      <stdint.h>      /*Header for the system time function*/
 #define LV_TICK_CUSTOM_SYS_TIME_EXPR (millis())     /*Expression evaluating to current system time in ms*/
 #endif   /*LV_TICK_CUSTOM*/
@@ -137,7 +138,7 @@
  *-----------*/
 /*Enable the log module*/
-#define LV_USE_LOG      0
+#define LV_USE_LOG      1
 #if LV_USE_LOG
 /*How important log should be added:
@@ -151,7 +152,7 @@
 /*1: Print the log with 'printf';
  *0: User need to register a callback with `lv_log_register_print_cb()`*/
-#  define LV_LOG_PRINTF   0
+#  define LV_LOG_PRINTF   1
 /*Enable/disable LV_LOG_TRACE in modules that produces a huge number of logs*/
 #  define LV_LOG_TRACE_MEM            1
@@ -262,13 +263,13 @@
 /*Montserrat fonts with ASCII range and some symbols using bpp = 4
  *https://fonts.google.com/specimen/Montserrat*/
-#define LV_FONT_MONTSERRAT_8     0
-#define LV_FONT_MONTSERRAT_10    0
-#define LV_FONT_MONTSERRAT_12    0
+#define LV_FONT_MONTSERRAT_8     1
+#define LV_FONT_MONTSERRAT_10    1
+#define LV_FONT_MONTSERRAT_12    1
 #define LV_FONT_MONTSERRAT_14    1
-#define LV_FONT_MONTSERRAT_16    0
-#define LV_FONT_MONTSERRAT_18    0
-#define LV_FONT_MONTSERRAT_20    0
+#define LV_FONT_MONTSERRAT_16    1
+#define LV_FONT_MONTSERRAT_18    1
+#define LV_FONT_MONTSERRAT_20    1
 #define LV_FONT_MONTSERRAT_22    0
 #define LV_FONT_MONTSERRAT_24    0
 #define LV_FONT_MONTSERRAT_26    0
apps/lvgl/lvgl_demo.c
New file
@@ -0,0 +1,91 @@
/*********************************************************************************
 *      Copyright:  (C) 2021 LingYun IoT System Studio
 *                  All rights reserved.
 *
 *       Filename:  lvgl_demo.c
 *    Description:  This file is LVGL demo program.
 *
 *        Version:  1.0.0(2021年09月27日)
 *         Author:  Guo Wenxue <guowenxue@gmail.com>
 *      ChangeLog:  1, Release initial version on "2021年09月27日 22时16分52秒"
 *
 ********************************************************************************/
#include <stdio.h>
#include <unistd.h>
#include <pthread.h>
#include <time.h>
#include <sys/time.h>
#include "lvgl/lvgl.h"
#include "lv_drivers/display/fbdev.h"
#include "lv_drivers/indev/evdev.h"
#include "lv_demos/lv_demo.h"
#define DISP_BUF_SIZE (128 * 1024)
int main(void)
{
    lv_disp_drv_t               disp_drv;
    lv_indev_drv_t              indev_drv;
    static lv_color_t           buf[DISP_BUF_SIZE]; /* buffer for LVGL to draw the screen's content */
    static lv_disp_draw_buf_t   disp_buf; /* Initialize a descriptor for the buffer */
    /* LVGL context init */
    lv_init();
    /* Linux frame buffer device init */
    fbdev_init();
    /* linux touchscreen device init */
    lv_indev_drv_init(&indev_drv);
    indev_drv.type =LV_INDEV_TYPE_POINTER;
    indev_drv.read_cb =evdev_read;
    lv_indev_drv_register(&indev_drv);
    /* Initialize and register a display driver */
    lv_disp_draw_buf_init(&disp_buf, buf, NULL, DISP_BUF_SIZE);
    lv_disp_drv_init(&disp_drv);
    disp_drv.draw_buf   = &disp_buf;
    disp_drv.flush_cb = fbdev_flush;
    disp_drv.hor_res    = 800;
    disp_drv.ver_res    = 480;
    lv_disp_drv_register(&disp_drv);
    /* Create a Demo */
    //lv_demo_widgets();
    lv_demo_music();
    //lv_demo_keypad_encoder();
    //lv_demo_stress();
    /* Handle LitlevGL tasks (tickless mode) */
    while(1) {
        lv_task_handler();
        usleep(5000);
    }
    return 0;
}
/* Set in lv_conf.h as LV_TICK_CUSTOM_SYS_TIME_EXPR */
uint32_t millis(void)
{
    static uint64_t start_ms = 0;
    struct timeval tv_start;
    struct timeval tv_now;
    uint64_t now_ms;
    uint32_t time_ms;
    if(start_ms == 0)
    {
        gettimeofday(&tv_start, NULL);
        start_ms = (tv_start.tv_sec * 1000000 + tv_start.tv_usec) / 1000;
    }
    gettimeofday(&tv_now, NULL);
    now_ms = (tv_now.tv_sec * 1000000 + tv_now.tv_usec) / 1000;
    time_ms = now_ms - start_ms;
    return time_ms;
}
apps/lvgl/makefile
New file
@@ -0,0 +1,46 @@
CROSS_COMPILE=/opt/gcc-aarch32-10.3-2021.07/bin/arm-none-linux-gnueabihf-
CC = ${CROSS_COMPILE}gcc
CFLAGS = -Wall -Wshadow -Wundef -Wmaybe-uninitialized
CFLAGS += -O3 -g3 -I./ -I ./libs_lvgl/
LDFLAGS+=-L ./libs_lvgl/libs/ -llv_demos -llv_drivers -llvgl
BIN = lvgl_demo
MAINSRC = lvgl_demo.c
VPATH =
OBJEXT ?= .o
AOBJS = $(ASRCS:.S=$(OBJEXT))
COBJS = $(CSRCS:.c=$(OBJEXT))
MAINOBJ = $(MAINSRC:.c=$(OBJEXT))
SRCS = $(ASRCS) $(CSRCS) $(MAINSRC)
OBJS = $(AOBJS) $(COBJS)
## MAINOBJ -> OBJFILES
all: libs clean default
    cp ${BIN} /tftp
libs:
    cd libs_lvgl && ./build.sh ${CROSS_COMPILE}
%.o: %.c
    @$(CC)  $(CFLAGS) -c $< -o $@
    @echo "CC $<"
default: $(AOBJS) $(COBJS) $(MAINOBJ)
    $(CC) -o $(BIN) $(MAINOBJ) $(AOBJS) $(COBJS) $(LDFLAGS)
clean:
    rm -f $(BIN) $(AOBJS) $(COBJS) $(MAINOBJ)
distclean: clean
    rm -rf cscope* tags
    cd libs_lvgl && ./build.sh clean