| /* SPDX-License-Identifier: GPL-2.0-only */ | |
| /* SuperIO control port */ | |
| Name (SPIO, 0x2E) | |
| /* SuperIO control map */ | |
| OperationRegion (SPIM, SystemIO, SPIO, 0x02) | |
| Field (SPIM, ByteAcc, NoLock, Preserve) { | |
| SIOI, 8, | |
| SIOD, 8 | |
| } | |
| /* SuperIO control registers */ | |
| IndexField (SIOI, SIOD, ByteAcc, NoLock, Preserve) { | |
| Offset (0x2A), | |
| CR2A, 8, /* Pin function selection */ | |
| } | |
| Device (PS2K) // Keyboard | |
| { | |
| Name(_HID, EISAID("PNP0303")) | |
| Name(_CID, EISAID("PNP030B")) | |
| Name(_CRS, ResourceTemplate() | |
| { | |
| IO (Decode16, 0x60, 0x60, 0x01, 0x01) | |
| IO (Decode16, 0x64, 0x64, 0x01, 0x01) | |
| IRQ (Edge, ActiveHigh, Exclusive) { 0x01 } // IRQ 1 | |
| }) | |
| Method (_STA, 0) | |
| { | |
| Return (0xf) | |
| } | |
| } | |
| Device (PS2M) // Mouse | |
| { | |
| Name(_HID, EISAID("PNP0F13")) | |
| Name(_CRS, ResourceTemplate() | |
| { | |
| IRQ (Edge, ActiveHigh, Exclusive) { 0x0c } // IRQ 12 | |
| }) | |
| Method(_STA, 0) | |
| { | |
| /* Access SuperIO ACPI device */ | |
| SIOI = 0x87 | |
| SIOI = 0x87 | |
| /* Read Pin56 function select */ | |
| Local0 = CR2A & 2 | |
| /* Restore default SuperIO access */ | |
| SIOI = 0xAA | |
| if (Local0 == 0) { | |
| /* Mouse function selected */ | |
| Return (0xf) | |
| } | |
| Return (0x0) | |
| } | |
| } |