Name: amdctl
Summary: Set P-State voltages and clock speeds on recent AMD CPUs on Linux
License: GPLv3
URL: https://github.com/kevinlekiller/%{name}

Version: 0.8
Release: 1%{?dist}
Source0: https://github.com/kevinlekiller/%{name}/archive/refs/tags/v%{version}.tar.gz
Patch0: 0000-vacant_cflags.patch

Requires: kernel-modules systemd-udev
BuildRequires: make gcc systemd

%description
Tool for changing voltages and clock speeds for AMD processors with
control over every power state and CPU core.

%prep
%setup -qn %{name}-%{version}
patch -p1 -i %{PATCH0}

%build
%set_build_flags
%make_build

%install
# install the 'amdctl' binary
mkdir -p %{buildroot}/%{_bindir}
install -m 0755 ./%{name} %{buildroot}/%{_bindir}/

# add modules.load.d entry
mkdir -p %{buildroot}/%{_modulesloaddir}/
printf 'msr' > %{buildroot}/%{_modulesloaddir}/%{name}.conf

# write the udev helper script
mkdir -p %{buildroot}/%{_libexecdir}/%{name}/
cat << 'EOF' > %{buildroot}/%{_libexecdir}/%{name}/udev-helper.sh
#!/usr/bin/sh
/usr/bin/printf 'on' > /sys/module/msr/parameters/allow_writes
EOF
chmod 0755 %{buildroot}/%{_libexecdir}/%{name}/udev-helper.sh

# add udev rules to enable msr writes
mkdir -p %{buildroot}/%{_udevrulesdir}/
cat << 'EOF' > %{buildroot}/%{_udevrulesdir}/99-%{name}.rules
DRIVER=="msr", RUN+="%{_libexecdir}/%{name}/udev-helper.sh"
EOF

%files
%license LICENSE
%doc README.md
%{_bindir}/%{name}
%{_libexecdir}/%{name}
%{_modulesloaddir}/%{name}.conf
%{_udevrulesdir}/99-%{name}.rules

%changelog
* Fri Mar 18 2022 <rmnscnce@ya.ru> - 0.8-1
- Track upstream to 0.8

* Mon Sep 13 2021 rmnscnce <rmnscnce@ya.ru> - 0.6.1-3
- Wrap %%description

* Mon Sep 13 2021 rmnscnce <rmnscnce@ya.ru> - 0.6.1-2
- Fix missing executable bit for udev-helper.sh

* Mon Sep 13 2021 rmnscnce <rmnscnce@ya.ru> - 0.6.1-1
- Track upstream to 0.6.1

* Mon May 24 2021 rmnscnce <rmnscnce@ya.ru> - 0.2-2.git+gb0ffbad
- Initial packaging