void ide_data_writew(void *opaque, uint32_t addr, uint32_t val) { IDEBus *bus = opaque; IDEState *s = idebus_active_if(bus); uint8_t *p; /* PIO data access allowed only when DRQ bit is set */ if (!(s->status & DRQ_STAT)) return; p = s->data_ptr; *(uint16_t *)p = le16_to_cpu(val); p += 2; s->data_ptr = p; if (p >= s->data_end) s->end_transfer_func(s); }