Video: simplify basic video example

Author: facchinm

examples/Envie_video_coreboot/Envie_video_coreboot.ino

@@ -2,14 +2,13 @@
 //#include "stm32h747i_eval_lcd.h"
 //#include "defs.h"
 #include "image_320x240_argb8888.h"
+#include "SDRAM.h"
 
 struct edid recognized_edid;
 
 mbed::DigitalOut video_on(PK_2);
 mbed::DigitalOut video_rst(PJ_3);
 
-#define LAYER0_ADDRESS 0xC0000000
-
 void setup() {
   // put your setup code here, to run once:
   delay(1000);
@@ -18,74 +17,41 @@ void setup() {
   video_rst = 1;
   delay(10);
 
-/*
-  BSP_LCD_Init();
-  BSP_LCD_LayerDefaultInit(0, LAYER0_ADDRESS);
-  BSP_LCD_SelectLayer(0);
-*/
-
-  int ret = anx7625_init(0);
-  printf("anx7625_init returned %d\n", ret);
-  anx7625_dp_get_edid(0, &recognized_edid);
-  //edid_set_framebuffer_bits_per_pixel(&recognized_edid, 16, 0);
-  set_display_mode(&recognized_edid, EDID_MODE_720x480_60Hz);
-  anx7625_dp_start(0, &recognized_edid);
-
-  stm32_LCD_DrawImage((void*)texture_raw, (void*)(LAYER0_ADDRESS), 300, 300, DMA2D_INPUT_RGB565);
-
-  //stm32_LCD_DrawImage((void*)image_320x240_argb8888, NULL, 320, 240, DMA2D_INPUT_ARGB8888);
-
-  /* Display example brief   */
-  //LCD_BriefDisplay();
+  int ret = -1;
+  video_on = 0;
+  delay(10);
+  video_rst = 0;
+  delay(100);
+  while (ret < 0) {
 
-  //BSP_LCD_DrawRect(100, 100, 100, 100);
+    video_on = 0;
+    delay(10);
+    video_rst = 0;
+    delay(100);
 
-/*
+    video_on = 1;
+    delay(100);
+    video_rst = 1;
 
-  for (int i=0; i<640; i++) {
-    *(uint8_t*)(LAYER0_ADDRESS + (i)) = 0;
+    ret = anx7625_init(0);
   }
-  for (int i=0; i<320; i++) {
-    *(uint8_t*)(LAYER0_ADDRESS + (i*720*2) + 64) = 0;
-    *(uint8_t*)(LAYER0_ADDRESS + (i*720*2) + 65) = 0;
-  }
-*/
+  anx7625_dp_get_edid(0, &recognized_edid);
+  anx7625_dp_start(0, &recognized_edid, EDID_MODE_640x480_60Hz);
 
-/*
-  int i = 0;
-  while (i < texture_raw_len) {
-    *(uint8_t*)(LAYER0_ADDRESS + (i*2)) = texture_raw[i];
-    *(uint8_t*)(LAYER0_ADDRESS + (i*2) +1) = texture_raw[i];
-    i++;
+  SDRAM.begin(getFramebufferEnd());
+  while (1) {
+    stm32_LCD_DrawImage((void*)texture_raw, (void *)getNextFrameBuffer(), 300, 300, DMA2D_INPUT_RGB565);
+    stm32_LCD_DrawImage((void*)texture_raw, (void *)getNextFrameBuffer(), 300, 300, DMA2D_INPUT_RGB565);
   }
-*/
 }
 
 int i = 0;
 
 void loop() {
-  
-
   delay(1000);
 
   i = random(0, 0xFFFFFF);
   printf("now: %d\n", millis());
-  //stm32_LCD_Clear(i);
-
-/*
-  uint8_t data[10];
-  uint8_t data2[10] = {1,2,3,4,5,6,7,8,9,10};
-  memcpy((void*)LAYER0_ADDRESS, data2, 10);
-  memcpy(data, (void*)LAYER0_ADDRESS, 10);
-  for (int i=0; i<10; i++) {
-    printf("%x", data[i]);
-  }
-  printf("\n");
-
-  // put your main code here, to run repeatedly:
-  CopyBuffer((uint32_t *)Images[0], (uint32_t *)LAYER0_ADDRESS, (BSP_LCD_GetXSize() - 320) / 2, 160, 320, 240);
-*/
 
-  /* Wait some time before switching to next stage */
   delay(1000);
 }