static struct omap_pwt_s *omap_pwt_init(MemoryRegion *system_memory, target_phys_addr_t base, omap_clk clk) { struct omap_pwt_s *s = g_malloc0(sizeof(*s)); s->clk = clk; omap_pwt_reset(s); memory_region_init_io(&s->iomem, &omap_pwt_ops, s, "omap-pwt", 0x800); memory_region_add_subregion(system_memory, base, &s->iomem); return s; }