+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
-
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
-
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
- External(MEMORY_SLOT_NOTIFY_METHOD, MethodObj)
-
- Scope(\_SB.PCI0) {
- Device(MEMORY_HOTPLUG_DEVICE) {
- Name(_HID, "PNP0A06")
- Name(_UID, "Memory hotplug resources")
- External(MEMORY_SLOTS_NUMBER, IntObj)
-
- /* Memory hotplug IO registers */
- External(MEMORY_SLOT_ADDR_LOW, FieldUnitObj) // read only
- External(MEMORY_SLOT_ADDR_HIGH, FieldUnitObj) // read only
- External(MEMORY_SLOT_SIZE_LOW, FieldUnitObj) // read only
- External(MEMORY_SLOT_SIZE_HIGH, FieldUnitObj) // read only
- External(MEMORY_SLOT_PROXIMITY, FieldUnitObj) // read only
- External(MEMORY_SLOT_ENABLED, FieldUnitObj) // 1 if enabled, read only
- External(MEMORY_SLOT_INSERT_EVENT, FieldUnitObj) // (read) 1 if has a insert event. (write) 1 to clear event
- External(MEMORY_SLOT_REMOVE_EVENT, FieldUnitObj) // (read) 1 if has a remove event. (write) 1 to clear event
- External(MEMORY_SLOT_EJECT, FieldUnitObj) // initiates device eject, write only
- External(MEMORY_SLOT_SLECTOR, FieldUnitObj) // DIMM selector, write only
- 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) {
- 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)
- } Elseif (LEqual(MEMORY_SLOT_REMOVE_EVENT, One)) { // Ejection request
- MEMORY_SLOT_NOTIFY_METHOD(Local0, 3)
- Store(1, MEMORY_SLOT_REMOVE_EVENT)
- }
- 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)
- }
-
- Method(MEMORY_SLOT_EJECT_METHOD, 2) {
- Acquire(MEMORY_SLOT_LOCK, 0xFFFF)
- Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM
- Store(1, MEMORY_SLOT_EJECT)
- Release(MEMORY_SLOT_LOCK)
- }
- } // Device()
- } // Scope()
Code Review / kvmfornfv.git / blobdiff