cobalt_write_bar1
cobalt_write_bar1(cobalt, COBALT_SYS_STAT_EDGE, 0xffffffff);
cobalt_write_bar1(cobalt, COBALT_SYS_STAT_MASK, irqs);
cobalt_write_bar1(cobalt, COBALT_SYS_STAT_MASK, 0);
cobalt_write_bar1(cobalt, COBALT_SYS_CTRL_BASE, ctrl & ~0xf00);
cobalt_write_bar1(cobalt, COBALT_SYS_CTRL_BASE,
cobalt_write_bar1(cobalt, COBALT_SYS_STAT_MASK, mask & ~edge);
cobalt_write_bar1(cobalt, COBALT_SYS_STAT_EDGE, edge);
cobalt_write_bar1(cobalt, COBALT_SYS_STAT_MASK,
cobalt_write_bar1(cobalt, COBALT_SYS_STAT_MASK,
cobalt_write_bar1(cobalt, COBALT_SYS_STAT_MASK,