The branch main has been updated by takawata:
URL:
https://cgit.FreeBSD.org/src/commit/?id=eb815a7419409056c65eb027c2b24b4e616480e8
commit eb815a7419409056c65eb027c2b24b4e616480e8
Author: Takanori Watanabe <takaw...@freebsd.org>
AuthorDate: 2022-01-21 06:32:30 +0000
Commit: Takanori Watanabe <takaw...@freebsd.org>
CommitDate: 2022-01-21 06:32:30 +0000
atrtc: Install address space handler for \_SB and its descendant.
SystemCMOS address space is accessible for system wide.
So install address handler in \_SB space.
Reviewed by: jhb
Differential Revision: https://reviews.freebsd.org/D33892
---
sys/x86/isa/atrtc.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/sys/x86/isa/atrtc.c b/sys/x86/isa/atrtc.c
index aff838c53851..68ea554fd95b 100644
--- a/sys/x86/isa/atrtc.c
+++ b/sys/x86/isa/atrtc.c
@@ -371,7 +371,10 @@ atrtc_reg_acpi_cmos_handler(device_t dev)
if (acpi_disabled("atrtc"))
return (ENXIO);
- sc->acpi_handle = acpi_get_handle(dev);
+ if (ACPI_FAILURE(AcpiGetHandle(ACPI_ROOT_OBJECT, "\\_SB_",
&sc->acpi_handle))) {
+ return (ENXIO);
+ }
+
if (sc->acpi_handle == NULL ||
ACPI_FAILURE(AcpiInstallAddressSpaceHandler(sc->acpi_handle,
ACPI_ADR_SPACE_CMOS, atrtc_acpi_cmos_handler, NULL, dev))) {
