target-i386: Replace MSI_SPACE_SIZE with APIC_SPACE_SIZE

Put APIC_SPACE_SIZE in a public header so that it can be
reused elsewhere later.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>

hw/i386/kvm/apic.c

@@ -174,7 +174,7 @@ static const MemoryRegionOps kvm_apic_io_ops = {
 static void kvm_apic_init(APICCommonState *s)
 {
     memory_region_init_io(&s->io_memory, &kvm_apic_io_ops, s, "kvm-apic-msi",
-                          MSI_SPACE_SIZE);
+                          APIC_SPACE_SIZE);
 
     if (kvm_has_gsi_routing()) {
         msi_supported = true;

hw/intc/apic.c

@@ -874,7 +874,7 @@ static const MemoryRegionOps apic_io_ops = {
 static void apic_init(APICCommonState *s)
 {
     memory_region_init_io(&s->io_memory, &apic_io_ops, s, "apic-msi",
-                          MSI_SPACE_SIZE);
+                          APIC_SPACE_SIZE);
 
     s->timer = qemu_new_timer_ns(vm_clock, apic_timer, s);
     local_apics[s->idx] = s;

hw/xen/xen_apic.c

@@ -39,7 +39,7 @@ static const MemoryRegionOps xen_apic_io_ops = {
 static void xen_apic_init(APICCommonState *s)
 {
     memory_region_init_io(&s->io_memory, &xen_apic_io_ops, s, "xen-apic-msi",
-                          MSI_SPACE_SIZE);
+                          APIC_SPACE_SIZE);
 
 #if defined(CONFIG_XEN_CTRL_INTERFACE_VERSION) \
     && CONFIG_XEN_CTRL_INTERFACE_VERSION >= 420

include/hw/i386/apic_internal.h

@@ -66,8 +66,6 @@
 
 #define MAX_APICS 255
 
-#define MSI_SPACE_SIZE                  0x100000
-
 typedef struct APICCommonState APICCommonState;
 
 #define TYPE_APIC_COMMON "apic-common"

target-i386/cpu.h

@@ -1270,5 +1270,6 @@ uint32_t x86_cpu_apic_id_from_index(unsigned int cpu_index);
 void enable_compat_apic_id_mode(void);
 
 #define APIC_DEFAULT_ADDRESS 0xfee00000
+#define APIC_SPACE_SIZE      0x100000
 
 #endif /* CPU_I386_H */