diff mbox

[10/21] Use uint property getter/setter where appropriate

Message ID 20170311132256.22951-11-marcandre.lureau@redhat.com
State New
Headers show

Commit Message

Marc-André Lureau March 11, 2017, 1:22 p.m. UTC
All those property usages are associated with unsigned integers, so use
appropriate getter/setter.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
 include/hw/isa/isa.h         |  2 +-
 hw/acpi/memory_hotplug.c     | 10 ++++----
 hw/acpi/nvdimm.c             | 10 ++++----
 hw/acpi/pcihp.c              |  6 ++---
 hw/arm/aspeed.c              |  4 ++--
 hw/arm/bcm2835_peripherals.c |  9 ++++----
 hw/arm/raspi.c               |  4 ++--
 hw/core/platform-bus.c       |  2 +-
 hw/i386/acpi-build.c         | 55 ++++++++++++++++++++++----------------------
 hw/i386/pc.c                 |  6 ++---
 hw/intc/arm_gicv3_common.c   |  2 +-
 hw/mem/pc-dimm.c             |  5 ++--
 hw/misc/auxbus.c             |  2 +-
 hw/misc/pvpanic.c            |  2 +-
 hw/ppc/pnv_core.c            |  2 +-
 hw/ppc/spapr.c               |  8 ++++---
 numa.c                       |  6 ++---
 target/i386/cpu.c            |  4 ++--
 ui/console.c                 |  4 ++--
 xen-hvm.c                    |  6 ++---
 20 files changed, 77 insertions(+), 72 deletions(-)
diff mbox

Patch

diff --git a/include/hw/isa/isa.h b/include/hw/isa/isa.h
index c2fdd70cdc..95593408ef 100644
--- a/include/hw/isa/isa.h
+++ b/include/hw/isa/isa.h
@@ -29,7 +29,7 @@  static inline uint16_t applesmc_port(void)
     Object *obj = object_resolve_path_type("", TYPE_APPLE_SMC, NULL);
 
     if (obj) {
-        return object_property_get_int(obj, APPLESMC_PROP_IO_BASE, NULL);
+        return object_property_get_uint(obj, APPLESMC_PROP_IO_BASE, NULL);
     }
     return 0;
 }
diff --git a/hw/acpi/memory_hotplug.c b/hw/acpi/memory_hotplug.c
index 210073d283..db3c89ceab 100644
--- a/hw/acpi/memory_hotplug.c
+++ b/hw/acpi/memory_hotplug.c
@@ -83,11 +83,12 @@  static uint64_t acpi_memory_hotplug_read(void *opaque, hwaddr addr,
     o = OBJECT(mdev->dimm);
     switch (addr) {
     case 0x0: /* Lo part of phys address where DIMM is mapped */
-        val = o ? object_property_get_int(o, PC_DIMM_ADDR_PROP, NULL) : 0;
+        val = o ? object_property_get_uint(o, PC_DIMM_ADDR_PROP, NULL) : 0;
         trace_mhp_acpi_read_addr_lo(mem_st->selector, val);
         break;
     case 0x4: /* Hi part of phys address where DIMM is mapped */
-        val = o ? object_property_get_int(o, PC_DIMM_ADDR_PROP, NULL) >> 32 : 0;
+        val =
+            o ? object_property_get_uint(o, PC_DIMM_ADDR_PROP, NULL) >> 32 : 0;
         trace_mhp_acpi_read_addr_hi(mem_st->selector, val);
         break;
     case 0x8: /* Lo part of DIMM size */
@@ -95,11 +96,12 @@  static uint64_t acpi_memory_hotplug_read(void *opaque, hwaddr addr,
         trace_mhp_acpi_read_size_lo(mem_st->selector, val);
         break;
     case 0xc: /* Hi part of DIMM size */
-        val = o ? object_property_get_int(o, PC_DIMM_SIZE_PROP, NULL) >> 32 : 0;
+        val =
+            o ? object_property_get_int(o, PC_DIMM_SIZE_PROP, NULL) >> 32 : 0;
         trace_mhp_acpi_read_size_hi(mem_st->selector, val);
         break;
     case 0x10: /* node proximity for _PXM method */
-        val = o ? object_property_get_int(o, PC_DIMM_NODE_PROP, NULL) : 0;
+        val = o ? object_property_get_uint(o, PC_DIMM_NODE_PROP, NULL) : 0;
         trace_mhp_acpi_read_pxm(mem_st->selector, val);
         break;
     case 0x14: /* pack and return is_* fields */
diff --git a/hw/acpi/nvdimm.c b/hw/acpi/nvdimm.c
index 8e7d6ec034..e57027149d 100644
--- a/hw/acpi/nvdimm.c
+++ b/hw/acpi/nvdimm.c
@@ -236,14 +236,14 @@  static void
 nvdimm_build_structure_spa(GArray *structures, DeviceState *dev)
 {
     NvdimmNfitSpa *nfit_spa;
-    uint64_t addr = object_property_get_int(OBJECT(dev), PC_DIMM_ADDR_PROP,
-                                            NULL);
+    uint64_t addr = object_property_get_uint(OBJECT(dev), PC_DIMM_ADDR_PROP,
+                                             NULL);
     uint64_t size = object_property_get_int(OBJECT(dev), PC_DIMM_SIZE_PROP,
                                             NULL);
-    uint32_t node = object_property_get_int(OBJECT(dev), PC_DIMM_NODE_PROP,
-                                            NULL);
+    uint32_t node = object_property_get_uint(OBJECT(dev), PC_DIMM_NODE_PROP,
+                                             NULL);
     int slot = object_property_get_int(OBJECT(dev), PC_DIMM_SLOT_PROP,
-                                            NULL);
+                                       NULL);
 
     nfit_spa = acpi_data_push(structures, sizeof(*nfit_spa));
 
diff --git a/hw/acpi/pcihp.c b/hw/acpi/pcihp.c
index 2b0f3e1bfb..d0e9c4770a 100644
--- a/hw/acpi/pcihp.c
+++ b/hw/acpi/pcihp.c
@@ -63,10 +63,10 @@  typedef struct AcpiPciHpFind {
 static int acpi_pcihp_get_bsel(PCIBus *bus)
 {
     Error *local_err = NULL;
-    int64_t bsel = object_property_get_int(OBJECT(bus), ACPI_PCIHP_PROP_BSEL,
-                                           &local_err);
+    uint64_t bsel = object_property_get_uint(OBJECT(bus), ACPI_PCIHP_PROP_BSEL,
+                                             &local_err);
 
-    if (local_err || bsel < 0 || bsel >= ACPI_PCIHP_MAX_HOTPLUG_BUS) {
+    if (local_err || bsel >= ACPI_PCIHP_MAX_HOTPLUG_BUS) {
         if (local_err) {
             error_free(local_err);
         }
diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
index 283c038814..4af422909f 100644
--- a/hw/arm/aspeed.c
+++ b/hw/arm/aspeed.c
@@ -187,8 +187,8 @@  static void aspeed_board_init(MachineState *machine,
      * Allocate RAM after the memory controller has checked the size
      * was valid. If not, a default value is used.
      */
-    ram_size = object_property_get_int(OBJECT(&bmc->soc), "ram-size",
-                                       &error_abort);
+    ram_size = object_property_get_uint(OBJECT(&bmc->soc), "ram-size",
+                                        &error_abort);
 
     memory_region_allocate_system_memory(&bmc->ram, NULL, "ram", ram_size);
     memory_region_add_subregion(get_system_memory(), sc->info->sdram_base,
diff --git a/hw/arm/bcm2835_peripherals.c b/hw/arm/bcm2835_peripherals.c
index 369ef1e3bd..b168c6f83e 100644
--- a/hw/arm/bcm2835_peripherals.c
+++ b/hw/arm/bcm2835_peripherals.c
@@ -126,7 +126,7 @@  static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp)
     Object *obj;
     MemoryRegion *ram;
     Error *err = NULL;
-    uint32_t ram_size, vcram_size;
+    uint64_t ram_size, vcram_size;
     int n;
 
     obj = object_property_get_link(OBJECT(dev), "ram", &err);
@@ -208,15 +208,14 @@  static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp)
                                INTERRUPT_ARM_MAILBOX));
 
     /* Framebuffer */
-    vcram_size = (uint32_t)object_property_get_int(OBJECT(s), "vcram-size",
-                                                   &err);
+    vcram_size = object_property_get_uint(OBJECT(s), "vcram-size", &err);
     if (err) {
         error_propagate(errp, err);
         return;
     }
 
-    object_property_set_int(OBJECT(&s->fb), ram_size - vcram_size,
-                            "vcram-base", &err);
+    object_property_set_uint(OBJECT(&s->fb), ram_size - vcram_size,
+                             "vcram-base", &err);
     if (err) {
         error_propagate(errp, err);
         return;
diff --git a/hw/arm/raspi.c b/hw/arm/raspi.c
index 2b295f14c4..32cdc98c6d 100644
--- a/hw/arm/raspi.c
+++ b/hw/arm/raspi.c
@@ -153,8 +153,8 @@  static void raspi2_init(MachineState *machine)
     qdev_prop_set_drive(carddev, "drive", blk, &error_fatal);
     object_property_set_bool(OBJECT(carddev), true, "realized", &error_fatal);
 
-    vcram_size = object_property_get_int(OBJECT(&s->soc), "vcram-size",
-                                         &error_abort);
+    vcram_size = object_property_get_uint(OBJECT(&s->soc), "vcram-size",
+                                          &error_abort);
     setup_boot(machine, 2, machine->ram_size - vcram_size);
 }
 
diff --git a/hw/core/platform-bus.c b/hw/core/platform-bus.c
index 329ac670c0..33d32fbf22 100644
--- a/hw/core/platform-bus.c
+++ b/hw/core/platform-bus.c
@@ -71,7 +71,7 @@  hwaddr platform_bus_get_mmio_addr(PlatformBusDevice *pbus, SysBusDevice *sbdev,
         return -1;
     }
 
-    return object_property_get_int(OBJECT(sbdev_mr), "addr", NULL);
+    return object_property_get_uint(OBJECT(sbdev_mr), "addr", NULL);
 }
 
 static void platform_bus_count_irqs(SysBusDevice *sbdev, void *opaque)
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index 76bff18e3f..d46195b83d 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -138,9 +138,9 @@  static void acpi_get_pm_info(AcpiPmInfo *pm)
         obj = piix;
         pm->cpu_hp_io_base = PIIX4_CPU_HOTPLUG_IO_BASE;
         pm->pcihp_io_base =
-            object_property_get_int(obj, ACPI_PCIHP_IO_BASE_PROP, NULL);
+            object_property_get_uint(obj, ACPI_PCIHP_IO_BASE_PROP, NULL);
         pm->pcihp_io_len =
-            object_property_get_int(obj, ACPI_PCIHP_IO_LEN_PROP, NULL);
+            object_property_get_uint(obj, ACPI_PCIHP_IO_LEN_PROP, NULL);
     }
     if (lpc) {
         obj = lpc;
@@ -172,20 +172,21 @@  static void acpi_get_pm_info(AcpiPmInfo *pm)
     qobject_decref(o);
 
     /* Fill in mandatory properties */
-    pm->sci_int = object_property_get_int(obj, ACPI_PM_PROP_SCI_INT, NULL);
-
-    pm->acpi_enable_cmd = object_property_get_int(obj,
-                                                  ACPI_PM_PROP_ACPI_ENABLE_CMD,
-                                                  NULL);
-    pm->acpi_disable_cmd = object_property_get_int(obj,
-                                                  ACPI_PM_PROP_ACPI_DISABLE_CMD,
-                                                  NULL);
-    pm->io_base = object_property_get_int(obj, ACPI_PM_PROP_PM_IO_BASE,
-                                          NULL);
-    pm->gpe0_blk = object_property_get_int(obj, ACPI_PM_PROP_GPE0_BLK,
+    pm->sci_int = object_property_get_uint(obj, ACPI_PM_PROP_SCI_INT, NULL);
+
+    pm->acpi_enable_cmd = object_property_get_uint(obj,
+                                                   ACPI_PM_PROP_ACPI_ENABLE_CMD,
+                                                   NULL);
+    pm->acpi_disable_cmd =
+        object_property_get_uint(obj,
+                                 ACPI_PM_PROP_ACPI_DISABLE_CMD,
+                                 NULL);
+    pm->io_base = object_property_get_uint(obj, ACPI_PM_PROP_PM_IO_BASE,
                                            NULL);
-    pm->gpe0_blk_len = object_property_get_int(obj, ACPI_PM_PROP_GPE0_BLK_LEN,
-                                               NULL);
+    pm->gpe0_blk = object_property_get_uint(obj, ACPI_PM_PROP_GPE0_BLK,
+                                            NULL);
+    pm->gpe0_blk_len = object_property_get_uint(obj, ACPI_PM_PROP_GPE0_BLK_LEN,
+                                                NULL);
     pm->pcihp_bridge_en =
         object_property_get_bool(obj, "acpi-pci-hotplug-with-bridge-support",
                                  NULL);
@@ -238,19 +239,19 @@  static void acpi_get_pci_holes(Range *hole, Range *hole64)
     g_assert(pci_host);
 
     range_set_bounds1(hole,
-                      object_property_get_int(pci_host,
-                                              PCI_HOST_PROP_PCI_HOLE_START,
-                                              NULL),
-                      object_property_get_int(pci_host,
-                                              PCI_HOST_PROP_PCI_HOLE_END,
-                                              NULL));
+                      object_property_get_uint(pci_host,
+                                               PCI_HOST_PROP_PCI_HOLE_START,
+                                               NULL),
+                      object_property_get_uint(pci_host,
+                                               PCI_HOST_PROP_PCI_HOLE_END,
+                                               NULL));
     range_set_bounds1(hole64,
-                      object_property_get_int(pci_host,
-                                              PCI_HOST_PROP_PCI_HOLE64_START,
-                                              NULL),
-                      object_property_get_int(pci_host,
-                                              PCI_HOST_PROP_PCI_HOLE64_END,
-                                              NULL));
+                      object_property_get_uint(pci_host,
+                                               PCI_HOST_PROP_PCI_HOLE64_START,
+                                               NULL),
+                      object_property_get_uint(pci_host,
+                                               PCI_HOST_PROP_PCI_HOLE64_END,
+                                               NULL));
 }
 
 #define ACPI_PORT_SMI_CMD           0x00b2 /* TODO: this is APM_CNT_IOPORT */
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index d24388e05f..3b3c2dc43c 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -347,7 +347,7 @@  static int check_fdc(Object *obj, void *opaque)
         return 0;
     }
 
-    iobase = object_property_get_int(obj, "iobase", &local_err);
+    iobase = object_property_get_uint(obj, "iobase", &local_err);
     if (local_err || iobase != 0x3f0) {
         error_free(local_err);
         return 0;
@@ -1100,7 +1100,7 @@  static void pc_new_cpu(const char *typename, int64_t apic_id, Error **errp)
 
     cpu = object_new(typename);
 
-    object_property_set_int(cpu, apic_id, "apic-id", &local_err);
+    object_property_set_uint(cpu, apic_id, "apic-id", &local_err);
     object_property_set_bool(cpu, true, "realized", &local_err);
 
     object_unref(cpu);
@@ -1562,7 +1562,7 @@  void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
              * and earlier, use IRQ2 for compat. Otherwise, use IRQ16~23,
              * IRQ8 and IRQ2.
              */
-            uint8_t compat = object_property_get_int(OBJECT(hpet),
+            uint8_t compat = object_property_get_uint(OBJECT(hpet),
                     HPET_INTCAP, NULL);
             if (!compat) {
                 qdev_prop_set_uint32(hpet, HPET_INTCAP, hpet_irqs);
diff --git a/hw/intc/arm_gicv3_common.c b/hw/intc/arm_gicv3_common.c
index c6493d6c07..e2064cd8c5 100644
--- a/hw/intc/arm_gicv3_common.c
+++ b/hw/intc/arm_gicv3_common.c
@@ -267,7 +267,7 @@  static void arm_gicv3_common_realize(DeviceState *dev, Error **errp)
          *  VLPIS == 0 (virtual LPIs not supported)
          *  PLPIS == 0 (physical LPIs not supported)
          */
-        cpu_affid = object_property_get_int(OBJECT(cpu), "mp-affinity", NULL);
+        cpu_affid = object_property_get_uint(OBJECT(cpu), "mp-affinity", NULL);
         last = (i == s->num_cpu - 1);
 
         /* The CPU mp-affinity property is in MPIDR register format; squash
diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c
index 9e8dab0e89..f6def8c239 100644
--- a/hw/mem/pc-dimm.c
+++ b/hw/mem/pc-dimm.c
@@ -46,7 +46,8 @@  void pc_dimm_memory_plug(DeviceState *dev, MemoryHotplugState *hpms,
     uint64_t existing_dimms_capacity = 0;
     uint64_t addr;
 
-    addr = object_property_get_int(OBJECT(dimm), PC_DIMM_ADDR_PROP, &local_err);
+    addr = object_property_get_uint(OBJECT(dimm),
+                                    PC_DIMM_ADDR_PROP, &local_err);
     if (local_err) {
         goto out;
     }
@@ -73,7 +74,7 @@  void pc_dimm_memory_plug(DeviceState *dev, MemoryHotplugState *hpms,
         goto out;
     }
 
-    object_property_set_int(OBJECT(dev), addr, PC_DIMM_ADDR_PROP, &local_err);
+    object_property_set_uint(OBJECT(dev), addr, PC_DIMM_ADDR_PROP, &local_err);
     if (local_err) {
         goto out;
     }
diff --git a/hw/misc/auxbus.c b/hw/misc/auxbus.c
index e4a7ba41de..8a90ddda84 100644
--- a/hw/misc/auxbus.c
+++ b/hw/misc/auxbus.c
@@ -244,7 +244,7 @@  static void aux_slave_dev_print(Monitor *mon, DeviceState *dev, int indent)
 
     monitor_printf(mon, "%*smemory " TARGET_FMT_plx "/" TARGET_FMT_plx "\n",
                    indent, "",
-                   object_property_get_int(OBJECT(s->mmio), "addr", NULL),
+                   object_property_get_uint(OBJECT(s->mmio), "addr", NULL),
                    memory_region_size(s->mmio));
 }
 
diff --git a/hw/misc/pvpanic.c b/hw/misc/pvpanic.c
index 57da7f2199..2b1e9a6450 100644
--- a/hw/misc/pvpanic.c
+++ b/hw/misc/pvpanic.c
@@ -111,7 +111,7 @@  uint16_t pvpanic_port(void)
     if (!o) {
         return 0;
     }
-    return object_property_get_int(o, PVPANIC_IOPORT_PROP, NULL);
+    return object_property_get_uint(o, PVPANIC_IOPORT_PROP, NULL);
 }
 
 static Property pvpanic_isa_properties[] = {
diff --git a/hw/ppc/pnv_core.c b/hw/ppc/pnv_core.c
index d79d530b48..fe3758754b 100644
--- a/hw/ppc/pnv_core.c
+++ b/hw/ppc/pnv_core.c
@@ -50,7 +50,7 @@  static void powernv_cpu_init(PowerPCCPU *cpu, Error **errp)
     int thread_index = 0; /* TODO: TCG supports only one thread */
     ppc_spr_t *pir = &env->spr_cb[SPR_PIR];
 
-    core_pir = object_property_get_int(OBJECT(cpu), "core-pir", &error_abort);
+    core_pir = object_property_get_uint(OBJECT(cpu), "core-pir", &error_abort);
 
     /*
      * The PIR of a thread is the core PIR + the thread index. We will
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index c3bb991605..a7fdeab471 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -2528,7 +2528,8 @@  static void spapr_memory_plug(HotplugHandler *hotplug_dev, DeviceState *dev,
         goto out;
     }
 
-    addr = object_property_get_int(OBJECT(dimm), PC_DIMM_ADDR_PROP, &local_err);
+    addr = object_property_get_uint(OBJECT(dimm),
+                                    PC_DIMM_ADDR_PROP, &local_err);
     if (local_err) {
         pc_dimm_memory_unplug(dev, &ms->hotplug_memory, mr);
         goto out;
@@ -2616,7 +2617,8 @@  static void spapr_memory_unplug_request(HotplugHandler *hotplug_dev,
     uint64_t size = memory_region_size(mr);
     uint64_t addr;
 
-    addr = object_property_get_int(OBJECT(dimm), PC_DIMM_ADDR_PROP, &local_err);
+    addr = object_property_get_uint(OBJECT(dimm),
+                                    PC_DIMM_ADDR_PROP, &local_err);
     if (local_err) {
         goto out;
     }
@@ -2818,7 +2820,7 @@  static void spapr_machine_device_plug(HotplugHandler *hotplug_dev,
             error_setg(errp, "Memory hotplug not supported for this machine");
             return;
         }
-        node = object_property_get_int(OBJECT(dev), PC_DIMM_NODE_PROP, errp);
+        node = object_property_get_uint(OBJECT(dev), PC_DIMM_NODE_PROP, errp);
         if (*errp) {
             return;
         }
diff --git a/numa.c b/numa.c
index e01cb547a2..d22f3acc8a 100644
--- a/numa.c
+++ b/numa.c
@@ -205,7 +205,7 @@  static void numa_node_parse(NumaNodeOptions *node, QemuOpts *opts, Error **errp)
         }
 
         object_ref(o);
-        numa_info[nodenr].node_mem = object_property_get_int(o, "size", NULL);
+        numa_info[nodenr].node_mem = object_property_get_uint(o, "size", NULL);
         numa_info[nodenr].node_memdev = MEMORY_BACKEND(o);
     }
     numa_info[nodenr].present = true;
@@ -527,8 +527,8 @@  static int query_memdev(Object *obj, void *opaque)
         m->value->id = object_property_get_str(obj, "id", NULL);
         m->value->has_id = !!m->value->id;
 
-        m->value->size = object_property_get_int(obj, "size",
-                                                 &error_abort);
+        m->value->size = object_property_get_uint(obj, "size",
+                                                  &error_abort);
         m->value->merge = object_property_get_bool(obj, "merge",
                                                    &error_abort);
         m->value->dump = object_property_get_bool(obj, "dump",
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 54f859bc8d..261b1002e9 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -2309,8 +2309,8 @@  static void x86_cpu_load_def(X86CPU *cpu, X86CPUDefinition *def, Error **errp)
      */
 
     /* CPU models only set _minimum_ values for level/xlevel: */
-    object_property_set_int(OBJECT(cpu), def->level, "min-level", errp);
-    object_property_set_int(OBJECT(cpu), def->xlevel, "min-xlevel", errp);
+    object_property_set_uint(OBJECT(cpu), def->level, "min-level", errp);
+    object_property_set_uint(OBJECT(cpu), def->xlevel, "min-xlevel", errp);
 
     object_property_set_int(OBJECT(cpu), def->family, "family", errp);
     object_property_set_int(OBJECT(cpu), def->model, "model", errp);
diff --git a/ui/console.c b/ui/console.c
index d1ff7504ec..c5233c8daf 100644
--- a/ui/console.c
+++ b/ui/console.c
@@ -1866,8 +1866,8 @@  QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head)
         if (DEVICE(obj) != dev) {
             continue;
         }
-        h = object_property_get_int(OBJECT(consoles[i]),
-                                    "head", &error_abort);
+        h = object_property_get_uint(OBJECT(consoles[i]),
+                                     "head", &error_abort);
         if (h != head) {
             continue;
         }
diff --git a/xen-hvm.c b/xen-hvm.c
index 5043beb98f..16c3a259fa 100644
--- a/xen-hvm.c
+++ b/xen-hvm.c
@@ -183,9 +183,9 @@  static void xen_ram_init(PCMachineState *pcms,
 {
     MemoryRegion *sysmem = get_system_memory();
     ram_addr_t block_len;
-    uint64_t user_lowmem = object_property_get_int(qdev_get_machine(),
-                                                   PC_MACHINE_MAX_RAM_BELOW_4G,
-                                                   &error_abort);
+    uint64_t user_lowmem = object_property_get_uint(qdev_get_machine(),
+                                                    PC_MACHINE_MAX_RAM_BELOW_4G,
+                                                    &error_abort);
 
     /* Handle the machine opt max-ram-below-4g.  It is basically doing
      * min(xen limit, user limit).