SAA7134_MAIN_CTRL
saa_writel(SAA7134_MAIN_CTRL,0);
saa_writel(SAA7134_MAIN_CTRL, 0);
saa_andorl(SAA7134_MAIN_CTRL,
saa_writel(SAA7134_MAIN_CTRL,
saa_setl(SAA7134_MAIN_CTRL, SAA7134_MAIN_CTRL_TE5);
saa_clearl(SAA7134_MAIN_CTRL, SAA7134_MAIN_CTRL_TE5);