diff options
Diffstat (limited to 'src/soc/intel/broadwell/acpi/adsp.asl')
-rw-r--r-- | src/soc/intel/broadwell/acpi/adsp.asl | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/soc/intel/broadwell/acpi/adsp.asl b/src/soc/intel/broadwell/acpi/adsp.asl new file mode 100644 index 0000000000..d50dce6fcd --- /dev/null +++ b/src/soc/intel/broadwell/acpi/adsp.asl @@ -0,0 +1,63 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Google Inc. + * + * 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; version 2 of the License. + * + * 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, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +Device (ADSP) +{ + Method (_HID, 0, Serialized) + { + If (\ISWP ()) { + // WildcatPoint + Return ("INT3438") + } + + // LynxPoint-LP + Return ("INT33C8") + } + Name (_UID, 1) + Name (_DDN, "Intel Smart Sound Technology") + + Name (RBUF, ResourceTemplate () + { + Memory32Fixed (ReadWrite, 0x00000000, 0x00100000, BAR0) + Memory32Fixed (ReadWrite, 0x00000000, 0x00001000, BAR1) + Interrupt (ResourceConsumer, Level, ActiveLow, Shared, , , ) {3} + }) + + Method (_CRS, 0, NotSerialized) + { + // Update BAR0 address and length if set in NVS + If (LNotEqual (\S8B0, Zero)) { + CreateDwordField (^RBUF, ^BAR0._BAS, B8A0) + CreateDwordField (^RBUF, ^BAR1._BAS, B8A1) + Store (\S8B0, B8A0) + Store (\S8B1, B8A1) + } + + Return (RBUF) + } + + Method (_STA, 0, NotSerialized) + { + If (LEqual (\S8EN, 0)) { + Return (0x0) + } Else { + Return (0xF) + } + } +} |