234 int kvmppc_xive_source_reset_one(XiveSource *xsrc, int srcno, Error **errp)  in kvmppc_xive_source_reset_one()  argument
236     SpaprXive *xive = SPAPR_XIVE(xsrc->xive);  in kvmppc_xive_source_reset_one()
243     if (xive_source_irq_is_lsi(xsrc, srcno)) {  in kvmppc_xive_source_reset_one()
245         if (xive_source_is_asserted(xsrc, srcno)) {  in kvmppc_xive_source_reset_one()
254 static int kvmppc_xive_source_reset(XiveSource *xsrc, Error **errp)  in kvmppc_xive_source_reset()  argument
256     SpaprXive *xive = SPAPR_XIVE(xsrc->xive);  in kvmppc_xive_source_reset()
259     for (i = 0; i < xsrc->nr_irqs; i++) {  in kvmppc_xive_source_reset()
266         ret = kvmppc_xive_source_reset_one(xsrc, i, errp);  in kvmppc_xive_source_reset()
281 static uint64_t xive_esb_rw(XiveSource *xsrc, int srcno, uint32_t offset,  in xive_esb_rw()  argument
284     uint64_t *addr = xsrc->esb_mmap + xive_source_esb_mgmt(xsrc, srcno) +  in xive_esb_rw()
297 static uint8_t xive_esb_read(XiveSource *xsrc, int srcno, uint32_t offset)  in xive_esb_read()  argument
299     return xive_esb_rw(xsrc, srcno, offset, 0, 0) & 0x3;  in xive_esb_read()
302 static void kvmppc_xive_esb_trigger(XiveSource *xsrc, int srcno)  in kvmppc_xive_esb_trigger()  argument
304     xive_esb_rw(xsrc, srcno, 0, 0, true);  in kvmppc_xive_esb_trigger()
307 uint64_t kvmppc_xive_esb_rw(XiveSource *xsrc, int srcno, uint32_t offset,  in kvmppc_xive_esb_rw()  argument
311         return xive_esb_rw(xsrc, srcno, offset, data, 1);  in kvmppc_xive_esb_rw()
319     if (xive_source_irq_is_lsi(xsrc, srcno) &&  in kvmppc_xive_esb_rw()
321         xive_esb_read(xsrc, srcno, XIVE_ESB_SET_PQ_00);  in kvmppc_xive_esb_rw()
322         if (xive_source_is_asserted(xsrc, srcno)) {  in kvmppc_xive_esb_rw()
323             kvmppc_xive_esb_trigger(xsrc, srcno);  in kvmppc_xive_esb_rw()
327         return xive_esb_rw(xsrc, srcno, offset, 0, 0);  in kvmppc_xive_esb_rw()
331 static void kvmppc_xive_source_get_state(XiveSource *xsrc)  in kvmppc_xive_source_get_state()  argument
333     SpaprXive *xive = SPAPR_XIVE(xsrc->xive);  in kvmppc_xive_source_get_state()
336     for (i = 0; i < xsrc->nr_irqs; i++) {  in kvmppc_xive_source_get_state()
344         pq = xive_esb_read(xsrc, i, XIVE_ESB_GET);  in kvmppc_xive_source_get_state()
347         xive_source_esb_set(xsrc, i, pq);  in kvmppc_xive_source_get_state()
353     XiveSource *xsrc = opaque;  in kvmppc_xive_source_set_irq()  local
355     if (!xive_source_irq_is_lsi(xsrc, srcno)) {  in kvmppc_xive_source_set_irq()
360         xive_source_set_asserted(xsrc, srcno, val);  in kvmppc_xive_source_set_irq()
363     kvmppc_xive_esb_trigger(xsrc, srcno);  in kvmppc_xive_source_set_irq()
505     XiveSource *xsrc = &xive->source;  in kvmppc_xive_change_state_handler()  local
514         for (i = 0; i < xsrc->nr_irqs; i++) {  in kvmppc_xive_change_state_handler()
522             pq = xive_source_esb_get(xsrc, i);  in kvmppc_xive_change_state_handler()
523             old_pq = xive_esb_read(xsrc, i, XIVE_ESB_SET_PQ_00 + (pq << 8));  in kvmppc_xive_change_state_handler()
530                 kvmppc_xive_esb_trigger(xsrc, i);  in kvmppc_xive_change_state_handler()
543     for (i = 0; i < xsrc->nr_irqs; i++) {  in kvmppc_xive_change_state_handler()
550         pq = xive_esb_read(xsrc, i, XIVE_ESB_GET);  in kvmppc_xive_change_state_handler()
558             pq = xive_esb_read(xsrc, i, XIVE_ESB_SET_PQ_10);  in kvmppc_xive_change_state_handler()
560         xive_source_esb_set(xsrc, i, pq);  in kvmppc_xive_change_state_handler()
722     XiveSource *xsrc = &xive->source;  in kvmppc_xive_connect()  local
723     size_t esb_len = xive_source_esb_len(xsrc);  in kvmppc_xive_connect()
769     xsrc->esb_mmap = addr;  in kvmppc_xive_connect()
771     memory_region_init_ram_device_ptr(&xsrc->esb_mmio_kvm, OBJECT(xsrc),  in kvmppc_xive_connect()
772                                       "xive.esb-kvm", esb_len, xsrc->esb_mmap);  in kvmppc_xive_connect()
773     memory_region_add_subregion_overlap(&xsrc->esb_mmio, 0,  in kvmppc_xive_connect()
774                                         &xsrc->esb_mmio_kvm, 1);  in kvmppc_xive_connect()
808     ret = kvmppc_xive_source_reset(xsrc, errp);  in kvmppc_xive_connect()
826     XiveSource *xsrc;  in kvmppc_xive_disconnect()  local
832     xsrc = &xive->source;  in kvmppc_xive_disconnect()
833     esb_len = xive_source_esb_len(xsrc);  in kvmppc_xive_disconnect()
835     if (xsrc->esb_mmap) {  in kvmppc_xive_disconnect()
836         memory_region_del_subregion(&xsrc->esb_mmio, &xsrc->esb_mmio_kvm);  in kvmppc_xive_disconnect()
837         object_unparent(OBJECT(&xsrc->esb_mmio_kvm));  in kvmppc_xive_disconnect()
838         munmap(xsrc->esb_mmap, esb_len);  in kvmppc_xive_disconnect()
839         xsrc->esb_mmap = NULL;  in kvmppc_xive_disconnect()