Fix screen clearing in DMA mode.

c8653c95 · Projects · 113e686e · c8653c95
Commit c8653c95 authored Aug 07, 2014 by Projects
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Showing with 2 additions and 6 deletions

lcd.c sw/common/drivers/lcd.c +2 -6

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--- a/sw/common/drivers/lcd.c
+++ b/sw/common/drivers/lcd.c
@@ -189,15 +189,11 @@ void lcd_clear(void)
        *p++ = 0x00;

 #ifndef LCD_NODMA
-    // Clear pixel buffer
-    for(i = 0; i < sizeof(buffer) / sizeof(uint32_t); ++i)
-        *p++ = 0x00;
-
+    // Add control codes
    for(i = 0; i < LCD_HEIGHT; ++i)
    {
-        // Add control codes
        buffer[i * LCD_STRIDE - 2] = 0xff;      // Dummy
-        buffer[i * LCD_STRIDE - 1] = (i + 2);   // Address of next line
+        buffer[i * LCD_STRIDE - 1] = (i + 1);   // Address of next line
    }
 #endif
 }