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authorChristian Walter <christian.walter@9elements.com>2019-12-18 15:07:59 +0100
committerNico Huber <nico.h@gmx.de>2020-03-23 16:54:58 +0000
commitbe3979c873d23cb0543e635bba59bd85ab67fed0 (patch)
treec8a1064696607573eebd0b03c411a8aa090f015c /Documentation/acpi
parent09eb8d0c9b3b9e7b765520114d148a19926ff886 (diff)
downloadcoreboot-be3979c873d23cb0543e635bba59bd85ab67fed0.tar.xz
acpi: Change Processor ACPI Name (Intel only)
The ACPI Spec 2.0 states, that Processor declarations should be made within the ACPI namespace \_SB and not \_PR anymore. \_PR is deprecated and is removed here for Intel CPUs only. Tested on: * X11SSH (Kabylake) * CFL Platform * Asus P8Z77-V LX2 and Windows 10 FWTS does not return FAIL anymore on ACPI tests Tested-by: Angel Pons <th3fanbus@gmail.com> Change-Id: Ib101ed718f90f9056d2ecbc31b13b749ed1fc438 Signed-off-by: Christian Walter <christian.walter@9elements.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/37814 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'Documentation/acpi')
-rw-r--r--Documentation/acpi/index.md5
1 files changed, 4 insertions, 1 deletions
diff --git a/Documentation/acpi/index.md b/Documentation/acpi/index.md
index c378722018..2f65e29968 100644
--- a/Documentation/acpi/index.md
+++ b/Documentation/acpi/index.md
@@ -1,6 +1,9 @@
# ACPI-specific documentation
-This section contains documentation about coreboot on ACPI.
+This section contains documentation about coreboot on ACPI. coreboot dropped
+backwards support for ACPI 1.0 and is only compatible to ACPI version 2.0 and
+upwards.
+
- [SSDT UID generation](uid.md)