Re: [U-Boot] [PATCH] video: cfb_console: flush dcache for frame buffer in DRAM

On Saturday 28 April 2012 11:04:07 Anatolij Gustschin wrote:

+static int cfb_fb_is_in_dram(void) +{

• bd_t *bd = gd->bd;
• ulong start, end;
• int i;
• for (i = 0; i < CONFIG_NR_DRAM_BANKS; ++i) {

+#if defined(CONFIG_ARM) || defined(CONFIG_AVR32) || defined(COFNIG_NDS32) || \ +defined(CONFIG_SANDBOX) || defined(CONFIG_X86)

• start = bd->bi_dram[i].start;
  

• end = bd->bi_dram[i].start + bd->bi_dram[i].size - 1;
  

+#else

• start = bd->bi_memstart;
  

• end = bd->bi_memsize;
  

+#endif

• if ((ulong)video_fb_address >= start &&
  

•     (ulong)video_fb_address < end)
  

• 	return 1;
  

• }
• return 0;

+}

is this necessary ? the cache funcs should take care of this automatically. -mike