slavio_intctl: convert slaves interrupt controllers to memory API

Signed-off-by: NBenoit Canet <benoit.canet@gmail.com>
Signed-off-by: NAvi Kivity <avi@redhat.com>

hw/slavio_intctl.c

@@ -46,6 +46,7 @@
 struct SLAVIO_INTCTLState;
 
 typedef struct SLAVIO_CPUINTCTLState {
+    MemoryRegion iomem;
     struct SLAVIO_INTCTLState *master;
     uint32_t intreg_pending;
     uint32_t cpu;
@@ -77,7 +78,8 @@ typedef struct SLAVIO_INTCTLState {
 static void slavio_check_interrupts(SLAVIO_INTCTLState *s, int set_irqs);
 
 // per-cpu interrupt controller
-static uint32_t slavio_intctl_mem_readl(void *opaque, target_phys_addr_t addr)
+static uint64_t slavio_intctl_mem_readl(void *opaque, target_phys_addr_t addr,
+                                        unsigned size)
 {
     SLAVIO_CPUINTCTLState *s = opaque;
     uint32_t saddr, ret;
@@ -97,7 +99,7 @@ static uint32_t slavio_intctl_mem_readl(void *opaque, target_phys_addr_t addr)
 }
 
 static void slavio_intctl_mem_writel(void *opaque, target_phys_addr_t addr,
-                                     uint32_t val)
+                                     uint64_t val, unsigned size)
 {
     SLAVIO_CPUINTCTLState *s = opaque;
     uint32_t saddr;
@@ -122,16 +124,14 @@ static void slavio_intctl_mem_writel(void *opaque, target_phys_addr_t addr,
     }
 }
 
-static CPUReadMemoryFunc * const slavio_intctl_mem_read[3] = {
-    NULL,
-    NULL,
-    slavio_intctl_mem_readl,
-};
-
-static CPUWriteMemoryFunc * const slavio_intctl_mem_write[3] = {
-    NULL,
-    NULL,
-    slavio_intctl_mem_writel,
+static const MemoryRegionOps slavio_intctl_mem_ops = {
+    .read = slavio_intctl_mem_readl,
+    .write = slavio_intctl_mem_writel,
+    .endianness = DEVICE_NATIVE_ENDIAN,
+    .valid = {
+        .min_access_size = 4,
+        .max_access_size = 4,
+    },
 };
 
 // master system interrupt controller
@@ -422,8 +422,8 @@ static void slavio_intctl_reset(DeviceState *d)
 static int slavio_intctl_init1(SysBusDevice *dev)
 {
     SLAVIO_INTCTLState *s = FROM_SYSBUS(SLAVIO_INTCTLState, dev);
-    int io_memory;
     unsigned int i, j;
+    char slave_name[45];
 
     qdev_init_gpio_in(&dev->qdev, slavio_set_irq_all, 32 + MAX_CPUS);
     memory_region_init_io(&s->iomem, &slavio_intctlm_mem_ops, s,
@@ -431,14 +431,14 @@ static int slavio_intctl_init1(SysBusDevice *dev)
     sysbus_init_mmio_region(dev, &s->iomem);
 
     for (i = 0; i < MAX_CPUS; i++) {
+        snprintf(slave_name, sizeof(slave_name),
+                 "slave-interrupt-controller-%i", i);
         for (j = 0; j < MAX_PILS; j++) {
             sysbus_init_irq(dev, &s->cpu_irqs[i][j]);
         }
-        io_memory = cpu_register_io_memory(slavio_intctl_mem_read,
-                                           slavio_intctl_mem_write,
-                                           &s->slaves[i],
-                                           DEVICE_NATIVE_ENDIAN);
-        sysbus_init_mmio(dev, INTCTL_SIZE, io_memory);
+        memory_region_init_io(&s->slaves[i].iomem, &slavio_intctl_mem_ops,
+                              &s->slaves[i], slave_name, INTCTL_SIZE);
+        sysbus_init_mmio_region(dev, &s->slaves[i].iomem);
         s->slaves[i].cpu = i;
         s->slaves[i].master = s;
     }