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authorFelix Held <felix-coreboot@felixheld.de>2023-01-25 16:25:27 +0100
committerFelix Held <felix-coreboot@felixheld.de>2023-01-28 18:34:58 +0000
commit2fc2758e51d844b6759759b2d6931717ab9f7ca2 (patch)
tree0810855280c7fdcea0f384f8ec07d197c2d8fc40 /src/acpi/Kconfig
parent05be8c626c50a348aa8d34874940155997ab7225 (diff)
acpi/Kconfig: improve description of ACPI_CPU_STRING config option
ACPI_CPU_STRING specifies the format string for the scope of the processor devices in the generated ACPI code. Also point out that the resulting string will be truncated to at most 15 chars to fit into the 16 byte buffer used in two functions in acpigen.c. Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: I1fb1db8adeecd783c835a500d28a13b823cda155 Reviewed-on: https://review.coreboot.org/c/coreboot/+/72451 Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Elyes Haouas <ehaouas@noos.fr>
Diffstat (limited to 'src/acpi/Kconfig')
-rw-r--r--src/acpi/Kconfig7
1 files changed, 4 insertions, 3 deletions
diff --git a/src/acpi/Kconfig b/src/acpi/Kconfig
index 816f9fb31e..ec7fcc4b08 100644
--- a/src/acpi/Kconfig
+++ b/src/acpi/Kconfig
@@ -11,9 +11,10 @@ config ACPI_CPU_STRING
default "\\_SB.CP%02X"
depends on HAVE_ACPI_TABLES
help
- Sets the ACPI name string in the processor scope as written by
- the acpigen function. Default is \_SB.CPxx. Note that you need
- the \ escape character in the string.
+ Specifies the ACPI name format string used by the acpigen
+ function to generate the processor scope. Default is \_SB.CPxx.
+ Note that you need to escape the '\' character in the string.
+ The resulting string will be truncated to at most 15 chars.
config ACPI_HAVE_PCAT_8259
def_bool y if !ACPI_NO_PCAT_8259