From b2344f3e63d07c57449471d7ee4c2ae08b73a797 Mon Sep 17 00:00:00 2001 From: Igor Mammedov Date: Mon, 28 Dec 2015 18:02:10 +0100 Subject: pc: acpi: memhp: move MHPD._STA method into SSDT Signed-off-by: Igor Mammedov Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/acpi/memory_hotplug_acpi_table.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'hw/acpi/memory_hotplug_acpi_table.c') diff --git a/hw/acpi/memory_hotplug_acpi_table.c b/hw/acpi/memory_hotplug_acpi_table.c index 35fefbabe0..a21ef6fc1c 100644 --- a/hw/acpi/memory_hotplug_acpi_table.c +++ b/hw/acpi/memory_hotplug_acpi_table.c @@ -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); -- cgit v1.2.3