diff options
Diffstat (limited to 'hw/i386/ssdt-misc.dsl')
| -rw-r--r-- | hw/i386/ssdt-misc.dsl | 165 |
1 files changed, 2 insertions, 163 deletions
diff --git a/hw/i386/ssdt-misc.dsl b/hw/i386/ssdt-misc.dsl index 0fd448000b..1e3baaed3d 100644 --- a/hw/i386/ssdt-misc.dsl +++ b/hw/i386/ssdt-misc.dsl @@ -36,6 +36,8 @@ DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1) Name(P1E, Buffer() { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }) ACPI_EXTRACT_NAME_BUFFER8 acpi_pci64_length Name(P1L, Buffer() { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }) + ACPI_EXTRACT_NAME_DWORD_CONST ssdt_mctrl_nr_slots + Name(MEMORY_SLOTS_NUMBER, 0x12345678) } @@ -117,167 +119,4 @@ DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1) } } } - - External(MEMORY_SLOT_NOTIFY_METHOD, MethodObj) - Scope(\_SB.PCI0) { - Device(MEMORY_HOTPLUG_DEVICE) { - Name(_HID, "PNP0A06") - Name(_UID, "Memory hotplug resources") - - ACPI_EXTRACT_NAME_DWORD_CONST ssdt_mctrl_nr_slots - Name(MEMORY_SLOTS_NUMBER, 0x12345678) - - /* Memory hotplug IO registers */ - OperationRegion(MEMORY_HOTPLUG_IO_REGION, SystemIO, - ACPI_MEMORY_HOTPLUG_BASE, - ACPI_MEMORY_HOTPLUG_IO_LEN) - - Name(_CRS, ResourceTemplate() { - IO(Decode16, ACPI_MEMORY_HOTPLUG_BASE, ACPI_MEMORY_HOTPLUG_BASE, - 0, ACPI_MEMORY_HOTPLUG_IO_LEN, IO) - }) - - Method(_STA, 0) { - If (LEqual(MEMORY_SLOTS_NUMBER, Zero)) { - Return(0x0) - } - /* present, functioning, decoding, not shown in UI */ - Return(0xB) - } - - Field(MEMORY_HOTPLUG_IO_REGION, DWordAcc, NoLock, Preserve) { - MEMORY_SLOT_ADDR_LOW, 32, // read only - MEMORY_SLOT_ADDR_HIGH, 32, // read only - MEMORY_SLOT_SIZE_LOW, 32, // read only - MEMORY_SLOT_SIZE_HIGH, 32, // read only - MEMORY_SLOT_PROXIMITY, 32, // read only - } - Field(MEMORY_HOTPLUG_IO_REGION, ByteAcc, NoLock, Preserve) { - Offset(20), - MEMORY_SLOT_ENABLED, 1, // 1 if enabled, read only - MEMORY_SLOT_INSERT_EVENT, 1, // (read) 1 if has a insert event. (write) 1 to clear event - } - - Mutex (MEMORY_SLOT_LOCK, 0) - Field (MEMORY_HOTPLUG_IO_REGION, DWordAcc, NoLock, Preserve) { - MEMORY_SLOT_SLECTOR, 32, // DIMM selector, write only - MEMORY_SLOT_OST_EVENT, 32, // _OST event code, write only - MEMORY_SLOT_OST_STATUS, 32, // _OST status code, write only - } - - Method(MEMORY_SLOT_SCAN_METHOD, 0) { - If (LEqual(MEMORY_SLOTS_NUMBER, Zero)) { - Return(Zero) - } - - Store(Zero, Local0) // Mem devs iterrator - Acquire(MEMORY_SLOT_LOCK, 0xFFFF) - while (LLess(Local0, MEMORY_SLOTS_NUMBER)) { - Store(Local0, MEMORY_SLOT_SLECTOR) // select Local0 DIMM - If (LEqual(MEMORY_SLOT_INSERT_EVENT, One)) { // Memory device needs check - MEMORY_SLOT_NOTIFY_METHOD(Local0, 1) - Store(1, MEMORY_SLOT_INSERT_EVENT) - } - // TODO: handle memory eject request - Add(Local0, One, Local0) // goto next DIMM - } - Release(MEMORY_SLOT_LOCK) - Return(One) - } - - Method(MEMORY_SLOT_STATUS_METHOD, 1) { - Store(Zero, Local0) - - Acquire(MEMORY_SLOT_LOCK, 0xFFFF) - Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM - - If (LEqual(MEMORY_SLOT_ENABLED, One)) { - Store(0xF, Local0) - } - - Release(MEMORY_SLOT_LOCK) - Return(Local0) - } - - Method(MEMORY_SLOT_CRS_METHOD, 1, Serialized) { - Acquire(MEMORY_SLOT_LOCK, 0xFFFF) - Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM - - Name(MR64, ResourceTemplate() { - QWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed, - Cacheable, ReadWrite, - 0x0000000000000000, // Address Space Granularity - 0x0000000000000000, // Address Range Minimum - 0xFFFFFFFFFFFFFFFE, // Address Range Maximum - 0x0000000000000000, // Address Translation Offset - 0xFFFFFFFFFFFFFFFF, // Address Length - ,, MW64, AddressRangeMemory, TypeStatic) - }) - - CreateDWordField(MR64, 14, MINL) - CreateDWordField(MR64, 18, MINH) - CreateDWordField(MR64, 38, LENL) - CreateDWordField(MR64, 42, LENH) - CreateDWordField(MR64, 22, MAXL) - CreateDWordField(MR64, 26, MAXH) - - Store(MEMORY_SLOT_ADDR_HIGH, MINH) - Store(MEMORY_SLOT_ADDR_LOW, MINL) - Store(MEMORY_SLOT_SIZE_HIGH, LENH) - Store(MEMORY_SLOT_SIZE_LOW, LENL) - - // 64-bit math: MAX = MIN + LEN - 1 - Add(MINL, LENL, MAXL) - Add(MINH, LENH, MAXH) - If (LLess(MAXL, MINL)) { - Add(MAXH, One, MAXH) - } - If (LLess(MAXL, One)) { - Subtract(MAXH, One, MAXH) - } - Subtract(MAXL, One, MAXL) - - If (LEqual(MAXH, Zero)){ - Name(MR32, ResourceTemplate() { - DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed, - Cacheable, ReadWrite, - 0x00000000, // Address Space Granularity - 0x00000000, // Address Range Minimum - 0xFFFFFFFE, // Address Range Maximum - 0x00000000, // Address Translation Offset - 0xFFFFFFFF, // Address Length - ,, MW32, AddressRangeMemory, TypeStatic) - }) - CreateDWordField(MR32, MW32._MIN, MIN) - CreateDWordField(MR32, MW32._MAX, MAX) - CreateDWordField(MR32, MW32._LEN, LEN) - Store(MINL, MIN) - Store(MAXL, MAX) - Store(LENL, LEN) - - Release(MEMORY_SLOT_LOCK) - Return(MR32) - } - - Release(MEMORY_SLOT_LOCK) - Return(MR64) - } - - Method(MEMORY_SLOT_PROXIMITY_METHOD, 1) { - Acquire(MEMORY_SLOT_LOCK, 0xFFFF) - Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM - Store(MEMORY_SLOT_PROXIMITY, Local0) - Release(MEMORY_SLOT_LOCK) - Return(Local0) - } - - Method(MEMORY_SLOT_OST_METHOD, 4) { - Acquire(MEMORY_SLOT_LOCK, 0xFFFF) - Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM - Store(Arg1, MEMORY_SLOT_OST_EVENT) - Store(Arg2, MEMORY_SLOT_OST_STATUS) - Release(MEMORY_SLOT_LOCK) - } - } // Device() - } // Scope() } |