254 lines
8.0 KiB
C
254 lines
8.0 KiB
C
/*
|
|
* Copyright (c) 2006-2021, RT-Thread Development Team
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Change Logs:
|
|
* Date Author Notes
|
|
* 2021-12-17 Wayne The first version
|
|
*/
|
|
#include <lvgl.h>
|
|
#include "nu_2d.h"
|
|
#include "mmu.h"
|
|
|
|
#define LOG_TAG "lvgl.disp"
|
|
#define DBG_ENABLE
|
|
#define DBG_SECTION_NAME LOG_TAG
|
|
#define DBG_LEVEL DBG_ERROR
|
|
#define DBG_COLOR
|
|
#include <rtdbg.h>
|
|
|
|
/*A static or global variable to store the buffers*/
|
|
static lv_disp_draw_buf_t disp_buf;
|
|
static rt_device_t lcd_device = 0;
|
|
static struct rt_device_graphic_info info;
|
|
static lv_disp_drv_t disp_drv; /*Descriptor of a display driver*/
|
|
|
|
static void *buf3_next = RT_NULL;
|
|
|
|
static void nu_flush_direct(lv_disp_drv_t *disp_drv, const lv_area_t *area, lv_color_t *color_p)
|
|
{
|
|
lv_disp_t *psDisp = _lv_refr_get_disp_refreshing();
|
|
void *pvDstReDraw;
|
|
|
|
#if (LV_USE_GPU_N9H30_GE2D==0)
|
|
mmu_clean_dcache((uint32_t)color_p, disp_drv->draw_buf->size * sizeof(lv_color_t));
|
|
#endif
|
|
|
|
/* Use PANDISPLAY */
|
|
rt_device_control(lcd_device, RTGRAPHIC_CTRL_PAN_DISPLAY, color_p);
|
|
|
|
/* Need to do on-/off- screen buffer synchronization. Here, we do a source-copying using GE2D engine. */
|
|
if (disp_drv->draw_buf->buf1 == color_p)
|
|
pvDstReDraw = disp_drv->draw_buf->buf2;
|
|
else
|
|
pvDstReDraw = disp_drv->draw_buf->buf1;
|
|
|
|
// Enter GE2D ->
|
|
ge2dInit(sizeof(lv_color_t) * 8, info.width, info.height, pvDstReDraw);
|
|
ge2dBitblt_SetAlphaMode(-1, 0, 0);
|
|
ge2dBitblt_SetDrawMode(-1, 0, 0);
|
|
ge2dSpriteBlt_Screen(0, 0, info.width, info.height, (void *)color_p);
|
|
// -> Leave GE2D
|
|
|
|
#if (LV_USE_GPU_N9H30_GE2D==0)
|
|
mmu_invalidate_dcache((uint32_t)pvDstReDraw, disp_drv->draw_buf->size * sizeof(lv_color_t));
|
|
#endif
|
|
|
|
/* WAIT_VSYNC */
|
|
rt_device_control(lcd_device, RTGRAPHIC_CTRL_WAIT_VSYNC, RT_NULL);
|
|
|
|
lv_disp_flush_ready(disp_drv);
|
|
}
|
|
|
|
static void nu_flush_full_refresh(lv_disp_drv_t *disp_drv, const lv_area_t *area, lv_color_t *color_p)
|
|
{
|
|
#if (LV_USE_GPU_N9H30_GE2D==0)
|
|
mmu_clean_dcache((uint32_t)color_p, disp_drv->draw_buf->size * sizeof(lv_color_t));
|
|
#endif
|
|
|
|
/* Use PANDISPLAY without H/W copying */
|
|
rt_device_control(lcd_device, RTGRAPHIC_CTRL_PAN_DISPLAY, color_p);
|
|
|
|
if (buf3_next)
|
|
{
|
|
/* vsync-none: Use triple screen-sized buffers. */
|
|
if (disp_drv->draw_buf->buf1 == color_p)
|
|
disp_drv->draw_buf->buf1 = buf3_next;
|
|
else
|
|
disp_drv->draw_buf->buf2 = buf3_next;
|
|
|
|
disp_drv->draw_buf->buf_act = buf3_next;
|
|
buf3_next = color_p;
|
|
}
|
|
else
|
|
{
|
|
/* vsync-after: Use ping-pong screen-sized buffers only.*/
|
|
rt_device_control(lcd_device, RTGRAPHIC_CTRL_WAIT_VSYNC, RT_NULL);
|
|
}
|
|
|
|
lv_disp_flush_ready(disp_drv);
|
|
}
|
|
|
|
static void nu_flush(lv_disp_drv_t *disp_drv, const lv_area_t *area, lv_color_t *color_p)
|
|
{
|
|
int32_t flush_area_w = lv_area_get_width(area);
|
|
int32_t flush_area_h = lv_area_get_height(area);
|
|
|
|
//rt_kprintf("[%s %08x] %dx%d %d %d %d %d\n", __func__, color_p, flush_area_w, flush_area_h, area->x1, area->y1, area->x2, area->y2 );
|
|
|
|
/* Update dirty region. */
|
|
// Enter GE2D ->
|
|
ge2dInit(sizeof(lv_color_t) * 8, info.width, info.height, (void *)info.framebuffer);
|
|
ge2dBitblt_SetAlphaMode(-1, 0, 0);
|
|
ge2dBitblt_SetDrawMode(-1, 0, 0);
|
|
|
|
ge2dSpriteBlt_Screen(area->x1, area->y1, flush_area_w, flush_area_h, (void *)color_p);
|
|
// -> Leave GE2D
|
|
|
|
lv_disp_flush_ready(disp_drv);
|
|
}
|
|
|
|
static void nu_fill_cb(struct _lv_disp_drv_t *disp_drv, lv_color_t *dest_buf, lv_coord_t dest_width,
|
|
const lv_area_t *fill_area, lv_color_t color)
|
|
{
|
|
int32_t fill_area_w = lv_area_get_width(fill_area);
|
|
int32_t fill_area_h = lv_area_get_height(fill_area);
|
|
|
|
//rt_kprintf("[%s %08x] %dx%d %d %d %d %d\n", __func__, dest_buf, fill_area_w, fill_area_h, fill_area->x1, fill_area->y1, fill_area->x2, fill_area->y2 );
|
|
|
|
if (lv_area_get_size(fill_area) < 3600)
|
|
{
|
|
/*Software filling*/
|
|
int y;
|
|
lv_color_t *disp_buf_first = dest_buf + dest_width * fill_area->y1 + fill_area->x1;
|
|
for (y = 0; y < fill_area_h; y++)
|
|
{
|
|
lv_color_fill(disp_buf_first, color, fill_area_w);
|
|
disp_buf_first += dest_width;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
#if (LV_USE_GPU_N9H30_GE2D==0)
|
|
mmu_clean_invalidated_dcache((uint32_t)dest_buf, disp_drv->draw_buf->size * sizeof(lv_color_t));
|
|
#endif
|
|
|
|
/*Hardware filling*/
|
|
if (disp_drv->direct_mode || disp_drv->full_refresh)
|
|
{
|
|
// Enter GE2D ->
|
|
ge2dInit(sizeof(lv_color_t) * 8, info.width, info.height, (void *)dest_buf);
|
|
}
|
|
else
|
|
{
|
|
// Enter GE2D ->
|
|
ge2dInit(sizeof(lv_color_t) * 8, fill_area_w, fill_area_h, (void *)dest_buf);
|
|
}
|
|
|
|
ge2dClip_SetClip(fill_area->x1, fill_area->y1, fill_area->x2, fill_area->y2);
|
|
if (sizeof(lv_color_t) == 4)
|
|
{
|
|
ge2dFill_Solid(fill_area->x1, fill_area->y1, fill_area_w, fill_area_h, color.full);
|
|
}
|
|
else if (sizeof(lv_color_t) == 2)
|
|
{
|
|
ge2dFill_Solid_RGB565(fill_area->x1, fill_area->y1, fill_area_w, fill_area_h, color.full);
|
|
}
|
|
ge2dClip_SetClip(-1, 0, 0, 0);
|
|
// -> Leave GE2D
|
|
}
|
|
}
|
|
|
|
void nu_perf_monitor(struct _lv_disp_drv_t *disp_drv, uint32_t time, uint32_t px)
|
|
{
|
|
rt_kprintf("Elapsed: %dms, Pixel: %d, Bytes:%d, %d%\n", time, px, px * sizeof(lv_color_t), px * 100 / disp_drv->draw_buf->size);
|
|
}
|
|
|
|
void lv_port_disp_init(void)
|
|
{
|
|
rt_err_t result;
|
|
void *buf1 = RT_NULL;
|
|
void *buf2 = RT_NULL;
|
|
uint32_t u32FBSize;
|
|
|
|
lcd_device = rt_device_find("lcd");
|
|
if (lcd_device == 0)
|
|
{
|
|
LOG_E("error!");
|
|
return;
|
|
}
|
|
|
|
/* get framebuffer address */
|
|
result = rt_device_control(lcd_device, RTGRAPHIC_CTRL_GET_INFO, &info);
|
|
if (result != RT_EOK)
|
|
{
|
|
LOG_E("error!");
|
|
/* get device information failed */
|
|
return;
|
|
}
|
|
|
|
RT_ASSERT(info.bits_per_pixel == 8 || info.bits_per_pixel == 16 ||
|
|
info.bits_per_pixel == 24 || info.bits_per_pixel == 32);
|
|
|
|
lv_disp_drv_init(&disp_drv); /*Basic initialization*/
|
|
|
|
/*Set the resolution of the display*/
|
|
disp_drv.hor_res = info.width;
|
|
disp_drv.ver_res = info.height;
|
|
u32FBSize = info.height * info.width * (info.bits_per_pixel / 8);
|
|
|
|
#if (LV_USE_GPU_N9H30_GE2D==0)
|
|
disp_drv.full_refresh = 1;
|
|
//disp_drv.direct_mode = 1;
|
|
#endif
|
|
|
|
if (disp_drv.full_refresh || disp_drv.direct_mode)
|
|
{
|
|
#if (LV_USE_GPU_N9H30_GE2D==1)
|
|
buf1 = (void *)info.framebuffer; // Use Non-cacheable VRAM
|
|
#else
|
|
buf1 = (void *)((uint32_t)info.framebuffer & ~0x80000000); // Use Cacheable VRAM
|
|
#endif
|
|
buf2 = (void *)((uint32_t)buf1 + u32FBSize);
|
|
buf3_next = (void *)((uint32_t)buf2 + u32FBSize);
|
|
rt_kprintf("LVGL: Use triple screen-sized buffers(%s) - buf1@%08x, buf2@%08x, buf3_next@%08x\n", (disp_drv.full_refresh == 1) ? "full_refresh" : "direct_mode", buf1, buf2, buf3_next);
|
|
|
|
if (disp_drv.direct_mode)
|
|
disp_drv.flush_cb = nu_flush_direct;
|
|
else
|
|
disp_drv.flush_cb = nu_flush_full_refresh;
|
|
}
|
|
else
|
|
{
|
|
buf1 = (void *)(((uint32_t)info.framebuffer) + u32FBSize);
|
|
buf2 = (void *)((uint32_t)buf1 + u32FBSize);
|
|
rt_kprintf("LVGL: Use two screen-sized buffers - buf1@%08x, buf2@%08x\n", buf1, buf2);
|
|
rt_device_control(lcd_device, RTGRAPHIC_CTRL_PAN_DISPLAY, info.framebuffer);
|
|
|
|
disp_drv.flush_cb = nu_flush;
|
|
}
|
|
|
|
/*Initialize `disp_buf` with the buffer(s).*/
|
|
lv_disp_draw_buf_init(&disp_buf, buf1, buf2, info.width * info.height);
|
|
|
|
result = rt_device_open(lcd_device, 0);
|
|
if (result != RT_EOK)
|
|
{
|
|
LOG_E("error!");
|
|
return;
|
|
}
|
|
|
|
/*Set a display buffer*/
|
|
disp_drv.draw_buf = &disp_buf;
|
|
|
|
/*Fill a memory with a color (GPU only)*/
|
|
disp_drv.gpu_fill_cb = nu_fill_cb;
|
|
|
|
/*Called after every refresh cycle to tell the rendering and flushing time + the number of flushed pixels*/
|
|
//disp_drv.monitor_cb = nu_perf_monitor;
|
|
|
|
/*Finally register the driver*/
|
|
lv_disp_drv_register(&disp_drv);
|
|
}
|