[Qemu-devel] [RFC 4/9] acpi: replace opencoded opcodes with defines

[Igor Mammedov <imammedo@redhat.com>]

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
---
 hw/i386/acpi-build.c |   28 ++++++++++++++++++----------
 1 files changed, 18 insertions(+), 10 deletions(-)

diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index 6a43a7d..1dbe5ce 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -224,6 +224,14 @@ static void acpi_get_pci_info(PcPciInfo *info)
 #define ACPI_BUILD_TABLE_FILE "etc/acpi/tables"
 #define ACPI_BUILD_RSDP_FILE "etc/acpi/rsdp"
 
+#define BytePrefix         0x0A
+#define WordPrefix         0x0B
+#define DWordPrefix        0x0C
+
+#define NameOp             0x08
+#define ScopeOp            0x10
+#define DeviceOp           0x82
+
 static void
 build_header(GArray *linker, GArray *table_data,
              AcpiTableHeader *h, uint32_t sig, int len, uint8_t rev)
@@ -364,13 +372,13 @@ static void build_append_value(GArray *table, uint32_t value, int size)
 
     switch (size) {
     case 1:
-        prefix = 0x0A; /* BytePrefix */
+        prefix = BytePrefix;
         break;
     case 2:
-        prefix = 0x0B; /* WordPrefix */
+        prefix = WordPrefix;
         break;
     case 4:
-        prefix = 0x0C; /* DWordPrefix */
+        prefix = DWordPrefix;
         break;
     default:
         assert(0);
@@ -762,24 +770,24 @@ static void build_pci_bus_end(PCIBus *bus, void *bus_state)
     bool bus_hotplug_support = false;
 
     if (bus->parent_dev) {
-        op = 0x82; /* DeviceOp */
+        op = DeviceOp;
         build_append_nameseg(bus_table, "S%.02X_",
                              bus->parent_dev->devfn);
-        build_append_byte(bus_table, 0x08); /* NameOp */
+        build_append_byte(bus_table, NameOp);
         build_append_nameseg(bus_table, "_SUN");
         build_append_value(bus_table, PCI_SLOT(bus->parent_dev->devfn), 1);
-        build_append_byte(bus_table, 0x08); /* NameOp */
+        build_append_byte(bus_table, NameOp);
         build_append_nameseg(bus_table, "_ADR");
         build_append_value(bus_table, (PCI_SLOT(bus->parent_dev->devfn) << 16) |
                            PCI_FUNC(bus->parent_dev->devfn), 4);
     } else {
-        op = 0x10; /* ScopeOp */;
+        op = ScopeOp;
         build_append_nameseg(bus_table, "PCI0");
     }
 
     bsel = object_property_get_qobject(OBJECT(bus), ACPI_PCIHP_PROP_BSEL, NULL);
     if (bsel) {
-        build_append_byte(bus_table, 0x08); /* NameOp */
+        build_append_byte(bus_table, NameOp);
         build_append_nameseg(bus_table, "BSEL");
         build_append_int(bus_table, qint_get_int(qobject_to_qint(bsel)));
     }
@@ -962,7 +970,7 @@ build_ssdt(GArray *table_data, GArray *linker,
 
     {
         GArray *sb_scope = build_alloc_array();
-        uint8_t op = 0x10; /* ScopeOp */
+        uint8_t op = ScopeOp;
 
         build_append_nameseg(sb_scope, "_SB_");
 
@@ -983,7 +991,7 @@ build_ssdt(GArray *table_data, GArray *linker,
         build_append_notify_method(sb_scope, "NTFY", "CP%0.02X", acpi_cpus);
 
         /* build "Name(CPON, Package() { One, One, ..., Zero, Zero, ... })" */
-        build_append_byte(sb_scope, 0x08); /* NameOp */
+        build_append_byte(sb_scope, NameOp);
         build_append_nameseg(sb_scope, "CPON");
 
         {
-- 
1.7.1