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pc: acpi: memhp: move MHPD._STA method into SSDT 

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>
master
Igor Mammedov 2015-12-28 18:02:10 +01:00 committed by Michael S. Tsirkin
parent 30bd0cf465
commit b2344f3e63
2 changed files with 14 additions and 8 deletions
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14
hw/acpi/memory_hotplug_acpi_table.c
View File

@ -17,6 +17,8 @@
void build_memory_hotplug_aml(Aml *ctx, uint32_t nr_mem,
uint16_t io_base, uint16_t io_len)
{
Aml *ifctx;
Aml *method;
Aml *pci_scope;
Aml *mem_ctrl_dev;
@ -24,6 +26,18 @@ void build_memory_hotplug_aml(Aml *ctx, uint32_t nr_mem,
pci_scope = aml_scope("_SB.PCI0");
mem_ctrl_dev = aml_scope(stringify(MEMORY_HOTPLUG_DEVICE));
{
Aml *zero = aml_int(0);
Aml *slots_nr = aml_name(stringify(MEMORY_SLOTS_NUMBER));
method = aml_method("_STA", 0, AML_NOTSERIALIZED);
ifctx = aml_if(aml_equal(slots_nr, zero));
{
aml_append(ifctx, aml_return(zero));
}
aml_append(method, ifctx);
/* present, functioning, decoding, not shown in UI */
aml_append(method, aml_return(aml_int(0xB)));
aml_append(mem_ctrl_dev, method);
}
aml_append(pci_scope, mem_ctrl_dev);
aml_append(ctx, pci_scope);

8
hw/i386/acpi-dsdt-mem-hotplug.dsl
View File

@ -35,14 +35,6 @@
External(MEMORY_SLOT_OST_EVENT, FieldUnitObj) // _OST event code, write only
External(MEMORY_SLOT_OST_STATUS, FieldUnitObj) // _OST status code, write only
Method(_STA, 0) {
If (LEqual(MEMORY_SLOTS_NUMBER, Zero)) {
Return(0x0)
}
/* present, functioning, decoding, not shown in UI */
Return(0xB)
}
Mutex (MEMORY_SLOT_LOCK, 0)
Method(MEMORY_SLOT_SCAN_METHOD, 0) {