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authorOlivier Certner <olce@FreeBSD.org>2026-01-09 09:28:18 +0000
committerOlivier Certner <olce@FreeBSD.org>2026-01-28 11:26:38 +0000
commit0cca6277499febef57149e8999ecd1a42ef1dfd3 (patch)
treeb88dfbf9c5b5ed49628ea00ec4f6985a2550d01a
parent526c09a489295c96662d6c3d428f69672968ab80 (diff)
acpi: Use AcpiGbl_FACS even on ACPI_REDUCED_HARDWARE
This has been possible since ACPICA 20240827, and is actually a requirement to get out of S3 on ACPI_REDUCED_HARDWARE (that said, we don't implement S3 on arm64 yet). Relevant ACPICA commit: https://github.com/acpica/acpica/commit/79cd933e7b370e8d3fb490bf36ca5d111a12f96a. Reviewed by: obiwac MFC after: 2 weeks MFC to: stable/15 Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D54625
-rw-r--r--sys/dev/acpica/acpi.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/sys/dev/acpica/acpi.c b/sys/dev/acpica/acpi.c
index 6da406377d4b..6944adafed8e 100644
--- a/sys/dev/acpica/acpi.c
+++ b/sys/dev/acpica/acpi.c
@@ -672,11 +672,9 @@ acpi_attach(device_t dev)
if (AcpiGbl_FADT.Flags & ACPI_FADT_RESET_REGISTER)
sc->acpi_handle_reboot = 1;
-#if !ACPI_REDUCED_HARDWARE
/* Only enable S4BIOS by default if the FACS says it is available. */
if (AcpiGbl_FACS != NULL && AcpiGbl_FACS->Flags & ACPI_FACS_S4_BIOS_PRESENT)
sc->acpi_s4bios = 1;
-#endif
/*
* Probe all supported ACPI sleep states. Awake (S0) is always supported,