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Diffstat (limited to 'lvgl/gui/test.c')
| -rw-r--r-- | lvgl/gui/test.c | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/lvgl/gui/test.c b/lvgl/gui/test.c new file mode 100644 index 0000000..7ff263e --- /dev/null +++ b/lvgl/gui/test.c @@ -0,0 +1,259 @@ +/* + * Copyright (c) 2020 Vijay Kumar Banerjee <vijay@rtems.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 <assert.h> +#include <stdlib.h> +#include <sysexits.h> + +#include <rtems.h> +#include <rtems/bsd/bsd.h> +#include <bsp/i2c.h> +#include <rtems/console.h> +#include <rtems/shell.h> +#include <unistd.h> +#include <time.h> +#include <pthread.h> + +#include <fbdev.h> +#include "lvgl/lvgl.h" +#include <lv_drivers/indev/evdev.h> + +#include "rtems_logo.h" + +#define PRIO_SHELL 150 +#define STACK_SIZE_SHELL (64 * 1024) +#define PRIO_MOUSE (RTEMS_MAXIMUM_PRIORITY - 10) + +LV_IMG_DECLARE(rtems_logo); + +typedef struct evdev_message { + int fd; + char device[256]; +} evdev_message; + +static rtems_id eid, emid; +static volatile bool kill_evtask, evtask_active; + +static void* +tick_thread (void *arg) +{ + (void)arg; + + while(1) { + lv_tick_inc(1); + lv_task_handler(); + usleep(1000); + } +} + +static void +evdev_input_task(rtems_task_argument arg) +{ + rtems_status_code sc; + size_t size; + int fd = -1; + pthread_t thread_id; + + evdev_message msg; + + kill_evtask = false; + evtask_active = true; + + while(!kill_evtask){ + if (access(EVDEV_NAME, F_OK) != -1){ + evdev_init(); + break; + } + } + + pthread_create(&thread_id, NULL, tick_thread, NULL); + evtask_active = false; + rtems_task_delete(RTEMS_SELF); +} + +void +libbsdhelper_start_shell(rtems_task_priority prio) +{ + rtems_status_code sc = rtems_shell_init( + "SHLL", + STACK_SIZE_SHELL, + prio, + CONSOLE_DEVICE_NAME, + false, + true, + NULL + ); + assert(sc == RTEMS_SUCCESSFUL); +} + +void lv_ex_img_1(void){ + lv_obj_t* img1 = lv_img_create(lv_scr_act(), NULL); + lv_img_set_src(img1, &rtems_logo); + lv_obj_align(img1, NULL, LV_ALIGN_CENTER, 0, 0); +} + +static void +event_handler(lv_obj_t * obj, lv_event_t event) +{ + if(event == LV_EVENT_CLICKED) { + printf("Clicked\n"); + lv_obj_del(obj); + lv_ex_img_1(); + } +} + +void lv_ex_btn_1(void) +{ + lv_obj_t * label; + + lv_obj_t * btn1 = lv_btn_create(lv_scr_act(), NULL); + lv_obj_set_event_cb(btn1, event_handler); + lv_obj_align(btn1, NULL, LV_ALIGN_CENTER, 0, 0); + + label = lv_label_create(btn1, NULL); + lv_label_set_text(label, "Click me"); +} + +static void +Init(rtems_task_argument arg) +{ + rtems_status_code sc; + int exit_code; + (void)arg; + + sc = rtems_task_create( + rtems_build_name('E', 'V', 'D', 'M'), + PRIO_MOUSE, + RTEMS_MINIMUM_STACK_SIZE, + RTEMS_DEFAULT_MODES, + RTEMS_FLOATING_POINT, + &eid + ); + assert(sc == RTEMS_SUCCESSFUL); + + sc = rtems_task_start(eid, evdev_input_task, 0); + assert(sc == RTEMS_SUCCESSFUL); + + sc = rtems_bsd_initialize(); + assert(sc == RTEMS_SUCCESSFUL); + + lv_init(); + static lv_color_t buf[LV_HOR_RES_MAX * LV_VER_RES_MAX / 10]; + static lv_disp_buf_t disp_buf; + fbdev_init(); + + lv_disp_buf_init(&disp_buf, buf, NULL, LV_HOR_RES_MAX * LV_VER_RES_MAX / 10); + + lv_disp_drv_t disp_drv; + lv_disp_drv_init(&disp_drv); + disp_drv.buffer = &disp_buf; + disp_drv.flush_cb = fbdev_flush; + lv_disp_drv_register(&disp_drv); + + lv_indev_drv_t indev_drv; + 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); + lv_indev_t * mouse_indev = lv_indev_drv_register(&indev_drv); + + lv_obj_t * cursor_obj = lv_img_create(lv_scr_act(), NULL); + lv_img_set_src(cursor_obj, LV_SYMBOL_PLAY); + lv_indev_set_cursor(mouse_indev, cursor_obj); + + lv_ex_btn_1(); + + lv_tick_inc(5); + lv_task_handler(); + + libbsdhelper_start_shell(PRIO_SHELL); + kill_evtask = true; + while (evtask_active) { + rtems_task_wake_after(RTEMS_MILLISECONDS_TO_TICKS(10)); + } + + exit(0); +} +/* + * Configure LibBSD. + */ +#define RTEMS_BSD_CONFIG_BSP_CONFIG +#define RTEMS_BSD_CONFIG_TERMIOS_KQUEUE_AND_POLL +#define RTEMS_BSD_CONFIG_INIT + +#include <machine/rtems-bsd-config.h> + +/* + * Configure RTEMS. + */ +#define CONFIGURE_MICROSECONDS_PER_TICK 1000 + +#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER +#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER +#define CONFIGURE_APPLICATION_NEEDS_STUB_DRIVER +#define CONFIGURE_APPLICATION_NEEDS_ZERO_DRIVER +#define CONFIGURE_APPLICATION_NEEDS_LIBBLOCK + +#define CONFIGURE_FILESYSTEM_DOSFS +#define CONFIGURE_MAXIMUM_FILE_DESCRIPTORS 32 + +#define CONFIGURE_UNLIMITED_OBJECTS +#define CONFIGURE_UNIFIED_WORK_AREAS +#define CONFIGURE_MAXIMUM_USER_EXTENSIONS 1 + +#define CONFIGURE_INIT_TASK_STACK_SIZE (64*1024) +#define CONFIGURE_INIT_TASK_INITIAL_MODES RTEMS_DEFAULT_MODES +#define CONFIGURE_INIT_TASK_ATTRIBUTES RTEMS_FLOATING_POINT + +#define CONFIGURE_BDBUF_BUFFER_MAX_SIZE (32 * 1024) +#define CONFIGURE_BDBUF_MAX_READ_AHEAD_BLOCKS 4 +#define CONFIGURE_BDBUF_CACHE_MEMORY_SIZE (1 * 1024 * 1024) +#define CONFIGURE_BDBUF_READ_AHEAD_TASK_PRIORITY 97 +#define CONFIGURE_SWAPOUT_TASK_PRIORITY 97 + +//#define CONFIGURE_STACK_CHECKER_ENABLED + +#define CONFIGURE_RTEMS_INIT_TASKS_TABLE +#define CONFIGURE_INIT + +#include <rtems/confdefs.h> +#include <bsp/nexus-devices.h> + +SYSINIT_DRIVER_REFERENCE(ukbd, uhub); +SYSINIT_DRIVER_REFERENCE(ums, uhub); + +#include <rtems/netcmds-config.h> +#include <bsp/irq-info.h> +#define CONFIGURE_SHELL_COMMANDS_INIT + +#define CONFIGURE_SHELL_USER_COMMANDS \ + &bsp_interrupt_shell_command, \ + &rtems_shell_ARP_Command, \ + &rtems_shell_I2C_Command + +#define CONFIGURE_SHELL_COMMANDS_ALL + +#include <rtems/shellconfig.h> |