[coreboot-gerrit] Change in coreboot[master]: sb/lynxpoint: add ACPI method to generate USB port info
Martin Roth (Code Review)
gerrit at coreboot.org
Wed May 31 19:09:55 CEST 2017
Martin Roth has submitted this change and it was merged. ( https://review.coreboot.org/19964 )
Change subject: sb/lynxpoint: add ACPI method to generate USB port info
......................................................................
sb/lynxpoint: add ACPI method to generate USB port info
Add ACPI method GPLD to generate port location data when
passed visiblity info. Will be used by _PLD method in
board-specific USB .asl files.
Change-Id: If63d5637a0469eeace0d935cca961e8d04fdfb1a
Signed-off-by: Matt DeVillier <matt.devillier at gmail.com>
Reviewed-on: https://review.coreboot.org/19964
Tested-by: build bot (Jenkins) <no-reply at coreboot.org>
Reviewed-by: Martin Roth <martinroth at google.com>
---
M src/southbridge/intel/lynxpoint/acpi/usb.asl
1 file changed, 16 insertions(+), 0 deletions(-)
Approvals:
build bot (Jenkins): Verified
Martin Roth: Looks good to me, approved
diff --git a/src/southbridge/intel/lynxpoint/acpi/usb.asl b/src/southbridge/intel/lynxpoint/acpi/usb.asl
index b02cbfe..85e4390 100644
--- a/src/southbridge/intel/lynxpoint/acpi/usb.asl
+++ b/src/southbridge/intel/lynxpoint/acpi/usb.asl
@@ -393,6 +393,22 @@
{
Name (_ADR, 0x00000000)
+ // GPLD: Generate Port Location Data (PLD)
+ Method (GPLD, 1, Serialized) {
+ Name (PCKG, Package (0x01) {
+ Buffer (0x10) {}
+ })
+
+ // REV: Revision 0x02 for ACPI 5.0
+ CreateField (DerefOf (Index (PCKG, Zero)), Zero, 0x07, REV)
+ Store (0x02, REV)
+
+ // VISI: Port visibility to user per port
+ CreateField (DerefOf (Index (PCKG, Zero)), 0x40, One, VISI)
+ Store (Arg0, VISI)
+ Return (PCKG)
+ }
+
// How many are there?
Device (PRT1) { Name (_ADR, 1) } // USB Port 0
Device (PRT2) { Name (_ADR, 2) } // USB Port 1
--
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Gerrit-MessageType: merged
Gerrit-Change-Id: If63d5637a0469eeace0d935cca961e8d04fdfb1a
Gerrit-PatchSet: 2
Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-Owner: Matt DeVillier <matt.devillier at gmail.com>
Gerrit-Reviewer: Martin Roth <martinroth at google.com>
Gerrit-Reviewer: build bot (Jenkins) <no-reply at coreboot.org>
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