C++ (Cpp) ALIGN_TO_POW_OF_2 Beispiele

Beispiel #1

UINT32 DISP_GetVRamSizeBoot(char *cmdline)
{
	static UINT32 vramSize = 0;

	if(vramSize)
	{
		return vramSize;
	}

	disp_get_lcm_name_boot(cmdline);

	// if can't get the lcm type from uboot, we will return 0x800000 for a safe value
	if(disp_drv)
	    vramSize = disp_drv->get_vram_size();
	else
	{
		printk("%s, can't get lcm type, reserved memory size will be set as 0x800000\n", __func__);
		return 0x800000;
    }   
    // Align vramSize to 1MB
    //
    vramSize = ALIGN_TO_POW_OF_2(vramSize, 0x100000);

    printk("DISP_GetVRamSizeBoot: %u bytes[%dMB]\n", vramSize, (vramSize>>20));

    return vramSize;
}

Beispiel #2

Datei: mt65xx_disp_drv.c Projekt: kuailexs/iq451_mt6589

UINT32 DISP_GetVRamSize(void)
{
    // Use a local static variable to cache the calculated vram size
    //    
    static UINT32 vramSize = 0;

    if (0 == vramSize)
    {
        disp_drv_init_context();

        vramSize = disp_drv->get_vram_size();
        
        // Align vramSize to 1MB
        //
        vramSize = ALIGN_TO_POW_OF_2(vramSize, 0x100000);

        //printf("DISP_GetVRamSize: %u bytes\n", vramSize);
    }

    return vramSize;
}