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acpi: add build_append_namestring() helper

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Use build_append_namestring() instead of build_append_nameseg()
So user won't have to care whether name is NameSeg, NamePath or
NameString.

See for reference ACPI 5.0: 20.2.2 Name Objects Encoding

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Igor Mammedov 2015-01-30 13:29:37 +00:00 • committed by Michael S. Tsirkin
parent 19934e0e3d
commit eae8bded9a
3 changed files with 105 additions and 30 deletions
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37
hw/i386/acpi-build.c
View file

@ -286,7 +286,7 @@ static GArray *build_alloc_method(const char *name, uint8_t arg_count)
{
GArray *method = build_alloc_array();
build_append_nameseg(method, "%s", name);
build_append_namestring(method, "%s", name);
build_append_byte(method, arg_count); /* MethodFlags: ArgCount */
return method;
@ -578,7 +578,7 @@ build_append_notify_method(GArray *device, const char *name,
for (i = 0; i < count; i++) {
GArray *target = build_alloc_array();
build_append_nameseg(target, format, i);
build_append_namestring(target, format, i);
assert(i < 256); /* Fits in 1 byte */
build_append_notify_target_ifequal(method, target, i, 1);
build_free_array(target);
@ -709,24 +709,24 @@ static void build_pci_bus_end(PCIBus *bus, void *bus_state)
if (bus->parent_dev) {
op = 0x82; /* DeviceOp */
build_append_nameseg(bus_table, "S%.02X",
build_append_namestring(bus_table, "S%.02X",
bus->parent_dev->devfn);
build_append_byte(bus_table, 0x08); /* NameOp */
build_append_nameseg(bus_table, "_SUN");
build_append_namestring(bus_table, "_SUN");
build_append_value(bus_table, PCI_SLOT(bus->parent_dev->devfn), 1);
build_append_byte(bus_table, 0x08); /* NameOp */
build_append_nameseg(bus_table, "_ADR");
build_append_namestring(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 */;
build_append_nameseg(bus_table, "PCI0");
build_append_namestring(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_nameseg(bus_table, "BSEL");
build_append_namestring(bus_table, "BSEL");
build_append_int(bus_table, qint_get_int(qobject_to_qint(bsel)));
memset(slot_hotplug_enable, 0xff, sizeof slot_hotplug_enable);
} else {
@ -829,7 +829,7 @@ static void build_pci_bus_end(PCIBus *bus, void *bus_state)
build_append_int(notify, 0x1U << i);
build_append_byte(notify, 0x00); /* NullName */
build_append_byte(notify, 0x86); /* NotifyOp */
build_append_nameseg(notify, "S%.02X", PCI_DEVFN(i, 0));
build_append_namestring(notify, "S%.02X", PCI_DEVFN(i, 0));
build_append_byte(notify, 0x69); /* Arg1Op */
/* Pack it up */
@ -853,12 +853,12 @@ static void build_pci_bus_end(PCIBus *bus, void *bus_state)
if (bsel) {
build_append_byte(method, 0x70); /* StoreOp */
build_append_int(method, qint_get_int(qobject_to_qint(bsel)));
build_append_nameseg(method, "BNUM");
build_append_nameseg(method, "DVNT");
build_append_nameseg(method, "PCIU");
build_append_namestring(method, "BNUM");
build_append_namestring(method, "DVNT");
build_append_namestring(method, "PCIU");
build_append_int(method, 1); /* Device Check */
build_append_nameseg(method, "DVNT");
build_append_nameseg(method, "PCID");
build_append_namestring(method, "DVNT");
build_append_namestring(method, "PCID");
build_append_int(method, 3); /* Eject Request */
}
@ -884,11 +884,8 @@ static void build_pci_bus_end(PCIBus *bus, void *bus_state)
* At the moment this is not needed for root as we have a single root.
*/
if (bus->parent_dev) {
build_append_byte(parent->notify_table, '^'); /* ParentPrefixChar */
build_append_byte(parent->notify_table, 0x2E); /* DualNamePrefix */
build_append_nameseg(parent->notify_table, "S%.02X",
bus->parent_dev->devfn);
build_append_nameseg(parent->notify_table, "PCNT");
build_append_namestring(parent->notify_table, "^PCNT.S%.02X",
bus->parent_dev->devfn);
}
}
@ -956,7 +953,7 @@ build_ssdt(GArray *table_data, GArray *linker,
GArray *sb_scope = build_alloc_array();
uint8_t op = 0x10; /* ScopeOp */
build_append_nameseg(sb_scope, "_SB");
build_append_namestring(sb_scope, "_SB");
/* build Processor object for each processor */
for (i = 0; i < acpi_cpus; i++) {
@ -976,7 +973,7 @@ build_ssdt(GArray *table_data, GArray *linker,
/* build "Name(CPON, Package() { One, One, ..., Zero, Zero, ... })" */
build_append_byte(sb_scope, 0x08); /* NameOp */
build_append_nameseg(sb_scope, "CPON");
build_append_namestring(sb_scope, "CPON");
{
GArray *package = build_alloc_array();