diff options
Diffstat (limited to 'hw/apic.c')
-rw-r--r-- | hw/apic.c | 47 |
1 files changed, 19 insertions, 28 deletions
@@ -80,6 +80,7 @@ typedef struct APICState APICState; struct APICState { SysBusDevice busdev; + MemoryRegion io_memory; void *cpu_env; uint32_t apicbase; uint8_t id; @@ -222,8 +223,7 @@ void apic_deliver_pic_intr(DeviceState *d, int level) } static void apic_bus_deliver(const uint32_t *deliver_bitmask, - uint8_t delivery_mode, - uint8_t vector_num, uint8_t polarity, + uint8_t delivery_mode, uint8_t vector_num, uint8_t trigger_mode) { APICState *apic_iter; @@ -280,18 +280,16 @@ static void apic_bus_deliver(const uint32_t *deliver_bitmask, apic_set_irq(apic_iter, vector_num, trigger_mode) ); } -void apic_deliver_irq(uint8_t dest, uint8_t dest_mode, - uint8_t delivery_mode, uint8_t vector_num, - uint8_t polarity, uint8_t trigger_mode) +void apic_deliver_irq(uint8_t dest, uint8_t dest_mode, uint8_t delivery_mode, + uint8_t vector_num, uint8_t trigger_mode) { uint32_t deliver_bitmask[MAX_APIC_WORDS]; trace_apic_deliver_irq(dest, dest_mode, delivery_mode, vector_num, - polarity, trigger_mode); + trigger_mode); apic_get_delivery_bitmask(deliver_bitmask, dest, dest_mode); - apic_bus_deliver(deliver_bitmask, delivery_mode, vector_num, polarity, - trigger_mode); + apic_bus_deliver(deliver_bitmask, delivery_mode, vector_num, trigger_mode); } void cpu_set_apic_base(DeviceState *d, uint64_t val) @@ -548,7 +546,7 @@ void apic_sipi(DeviceState *d) static void apic_deliver(DeviceState *d, uint8_t dest, uint8_t dest_mode, uint8_t delivery_mode, uint8_t vector_num, - uint8_t polarity, uint8_t trigger_mode) + uint8_t trigger_mode) { APICState *s = DO_UPCAST(APICState, busdev.qdev, d); uint32_t deliver_bitmask[MAX_APIC_WORDS]; @@ -591,8 +589,7 @@ static void apic_deliver(DeviceState *d, uint8_t dest, uint8_t dest_mode, return; } - apic_bus_deliver(deliver_bitmask, delivery_mode, vector_num, polarity, - trigger_mode); + apic_bus_deliver(deliver_bitmask, delivery_mode, vector_num, trigger_mode); } int apic_get_interrupt(DeviceState *d) @@ -794,7 +791,7 @@ static void apic_send_msi(target_phys_addr_t addr, uint32_t data) uint8_t trigger_mode = (data >> MSI_DATA_TRIGGER_SHIFT) & 0x1; uint8_t delivery = (data >> MSI_DATA_DELIVERY_MODE_SHIFT) & 0x7; /* XXX: Ignore redirection hint. */ - apic_deliver_irq(dest, dest_mode, delivery, vector, 0, trigger_mode); + apic_deliver_irq(dest, dest_mode, delivery, vector, trigger_mode); } static void apic_mem_writel(void *opaque, target_phys_addr_t addr, uint32_t val) @@ -855,7 +852,7 @@ static void apic_mem_writel(void *opaque, target_phys_addr_t addr, uint32_t val) s->icr[0] = val; apic_deliver(d, (s->icr[1] >> 24) & 0xff, (s->icr[0] >> 11) & 1, (s->icr[0] >> 8) & 7, (s->icr[0] & 0xff), - (s->icr[0] >> 14) & 1, (s->icr[0] >> 15) & 1); + (s->icr[0] >> 15) & 1); break; case 0x31: s->icr[1] = val; @@ -979,31 +976,25 @@ static void apic_reset(DeviceState *d) } } -static CPUReadMemoryFunc * const apic_mem_read[3] = { - apic_mem_readb, - apic_mem_readw, - apic_mem_readl, -}; - -static CPUWriteMemoryFunc * const apic_mem_write[3] = { - apic_mem_writeb, - apic_mem_writew, - apic_mem_writel, +static const MemoryRegionOps apic_io_ops = { + .old_mmio = { + .read = { apic_mem_readb, apic_mem_readw, apic_mem_readl, }, + .write = { apic_mem_writeb, apic_mem_writew, apic_mem_writel, }, + }, + .endianness = DEVICE_NATIVE_ENDIAN, }; static int apic_init1(SysBusDevice *dev) { APICState *s = FROM_SYSBUS(APICState, dev); - int apic_io_memory; static int last_apic_idx; if (last_apic_idx >= MAX_APICS) { return -1; } - apic_io_memory = cpu_register_io_memory(apic_mem_read, - apic_mem_write, NULL, - DEVICE_NATIVE_ENDIAN); - sysbus_init_mmio(dev, MSI_ADDR_SIZE, apic_io_memory); + memory_region_init_io(&s->io_memory, &apic_io_ops, s, "apic", + MSI_ADDR_SIZE); + sysbus_init_mmio_region(dev, &s->io_memory); s->timer = qemu_new_timer_ns(vm_clock, apic_timer, s); s->idx = last_apic_idx++; |