2  *  APIC support
23 #include "hw/i386/apic.h"
31 #include "hw/i386/apic-msidef.h"
43 #define TYPE_APIC "apic"
45 DECLARE_INSTANCE_CHECKER(APICCommonState, APIC,
57     /* round up the max apic id to next multiple of words */  in apic_set_max_apic_id()
185     APICCommonState *s = APIC(dev);  in apic_deliver_pic_intr()
210 #define foreach_apic(apic, deliver_bitmask, code) \  argument
218                     apic = local_apics[__i * 32 + __j];\
219                     if (apic) {\
279             /* handled in I/O APIC code */  in apic_bus_deliver()
305     APICCommonState *s = APIC(dev);  in is_x2apic_mode()
475     APICCommonState *s = APIC(dev);  in apic_poll_irq()
517 static bool apic_match_dest(APICCommonState *apic, uint32_t dest)  in apic_match_dest()  argument
519     if (is_x2apic_mode(&apic->parent_obj)) {  in apic_match_dest()
520         return apic->initial_apic_id == dest;  in apic_match_dest()
522         return apic->id == (uint8_t)dest;  in apic_match_dest()
528     APICCommonState *apic = NULL;  in apic_find_dest()  local
532         apic = local_apics[i];  in apic_find_dest()
533         if (apic && apic_match_dest(apic, dest)) {  in apic_find_dest()
567     APICCommonState *apic;  in apic_get_delivery_bitmask()  local
590         /* Any APIC in xAPIC mode will interpret 0xFF as broadcast */  in apic_get_delivery_bitmask()
597             apic = local_apics[i];  in apic_get_delivery_bitmask()
598             if (apic) {  in apic_get_delivery_bitmask()
600                 if (apic->apicbase & MSR_IA32_APICBASE_EXTD) {  in apic_get_delivery_bitmask()
601                     if ((dest >> 16) == (apic->extended_log_dest >> 16) &&  in apic_get_delivery_bitmask()
602                         (dest & apic->extended_log_dest & 0xffff)) {  in apic_get_delivery_bitmask()
610                 if (apic->dest_mode == APIC_DESTMODE_LOGICAL_FLAT) {  in apic_get_delivery_bitmask()
611                     if (dest & apic->log_dest) {  in apic_get_delivery_bitmask()
614                 } else if (apic->dest_mode == APIC_DESTMODE_LOGICAL_CLUSTER) {  in apic_get_delivery_bitmask()
619                      * is delivered to an APIC if the cluster address  in apic_get_delivery_bitmask()
620                      * matches and the APIC's address bit in the cluster is  in apic_get_delivery_bitmask()
628                         (dest & 0xf0) == (apic->log_dest & 0xf0)) {  in apic_get_delivery_bitmask()
629                         if (dest & apic->log_dest & 0x0f) {  in apic_get_delivery_bitmask()
647     APICCommonState *s = APIC(dev);  in apic_sipi()
661     APICCommonState *s = APIC(dev);  in apic_deliver()
725     APICCommonState *s = APIC(dev);  in apic_get_interrupt()
728     /* if the APIC is installed or enabled, we let the 8259 handle the  in apic_get_interrupt()
759     APICCommonState *s = APIC(dev);  in apic_accept_pic_intr()
802     s = APIC(dev);  in apic_register_read()
948     s = APIC(dev);  in apic_register_write()
1084          * MSI and MMIO APIC are at the same memory location,  in apic_mem_write()
1086          * APIC is connected directly to the CPU.  in apic_mem_write()
1088          * MSI registers are reserved in APIC MMIO and vice versa.  in apic_mem_write()
1140     APICCommonState *s = APIC(dev);  in apic_realize()
1143         warn_report("Userspace local APIC is deprecated for KVM.");  in apic_realize()
1147     memory_region_init_io(&s->io_memory, OBJECT(s), &apic_io_ops, s, "apic-msi",  in apic_realize()
1151      * apic-msi's apic_mem_write can call into ioapic_eoi_broadcast, which can  in apic_realize()
1152      * write back to apic-msi. As such mark the apic-msi region re-entrancy  in apic_realize()
1161      * apic, so we need to call it here and set it to 1 which is the max cpus  in apic_realize()
1174     APICCommonState *s = APIC(dev);  in apic_unrealize()