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9709bda03c
Changes to acpi_gpiobus.c handle discovering and parsing the _AEI objects and storing necessary data in device ivars. A new gpioaei.c file implements the device, which simply requests an interrupt when the pin is triggered and invokes the appropriate _Exx or _Lxx ACPI method. This makes the GPIO "power button" work on arm64 Graviton systems, allowing EC2 "Stop"/"Reboot" instance calls to be handled cleanly. (Prior to this change, those requests would time out after 4 minutes and the instance would be forcibly killed.) Reviwed by: imp, andrew, Ahmad Khalifa MFC after: 3 days Sponsored by: Amazon Differential Revision: https://reviews.freebsd.org/D47253 Co-authored-by: Andrew Turner <andrew@FreeBSD.org> |
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.. | ||
config.mk | ||
debuginfo.ldscript | ||
dtb.build.mk | ||
dtb.mk | ||
files | ||
files.amd64 | ||
files.arm | ||
files.arm64 | ||
files.i386 | ||
files.powerpc | ||
files.riscv | ||
files.x86 | ||
kern.mk | ||
kern.opts.mk | ||
kern.post.mk | ||
kern.pre.mk | ||
kmod_syms_prefix.awk | ||
kmod_syms.awk | ||
kmod.mk | ||
kmod.opts.mk | ||
ldscript.amd64 | ||
ldscript.arm | ||
ldscript.arm64 | ||
ldscript.i386 | ||
ldscript.kmod.amd64 | ||
ldscript.kmod.i386 | ||
ldscript.powerpc | ||
ldscript.powerpc64 | ||
ldscript.powerpc64le | ||
ldscript.powerpcspe | ||
ldscript.riscv | ||
Makefile.amd64 | ||
Makefile.arm | ||
Makefile.arm64 | ||
Makefile.i386 | ||
Makefile.powerpc | ||
Makefile.riscv | ||
newvers.sh | ||
NOTES | ||
options | ||
options.amd64 | ||
options.arm | ||
options.arm64 | ||
options.i386 | ||
options.powerpc | ||
options.riscv | ||
std.debug | ||
std.nodebug | ||
sysent.mk | ||
systags.sh | ||
vdso_amd64_ia32.ldscript | ||
vdso_amd64.ldscript | ||
WITHOUT_SOURCELESS | ||
WITHOUT_SOURCELESS_HOST | ||
WITHOUT_SOURCELESS_UCODE |