Name:           autosig-qemu-dtb
Version:        0.1
Release:        4%{?dist}
Summary:        Dtb for qemu

# This is the qemu licences. Don't know what the actual output file license really is
License:        GPLv2 and BSD and MIT and CC-BY

BuildRequires:  qemu-kvm autosig-u-boot

# No dtbs in x86-land so it makes sense
ExclusiveArch:  aarch64

%description
Create dtb for use with aarch64 qemu, in combination with autosig-u-boot firmware.

%prep
rm -rf %{name}-{%version}
mkdir %{name}-{%version}

%build
# check if kvm exists, if it doesn't, the environment isn't suitable to dump
# kvm dtbs, cbs is not kvm enabled, so it cannot generate dtbs that work with
# kvm guest
# [ -e "/dev/kvm" ]

cd %{name}-{%version}
export PATH=$PATH:/usr/libexec
# qemu-kvm -smp 1 -machine virt,accel=kvm -m 4G -cpu max -bios /boot/u-boot.bin -machine dumpdtb=qemu-kvm.dtb
qemu-kvm -smp 1 -machine virt,accel=tcg -m 4G -cpu max -bios /boot/u-boot.bin -machine dumpdtb=qemu-tcg.dtb

%install
cd %{name}-{%version}
# install -Dm 0644 qemu-kvm.dtb %{buildroot}%{_datadir}/qemu/qemu-kvm.dtb
install -Dm 0644 qemu-tcg.dtb %{buildroot}%{_datadir}/qemu/qemu-tcg.dtb

%files
# %{_datadir}/qemu/qemu-kvm.dtb
%{_datadir}/qemu/qemu-tcg.dtb

%changelog
* Wed Mar 13 2023 Eric Curtin <ecurtin@redhat.com>
- Dump only tcg dtb

* Wed Jan 11 2023 Eric Curtin <ecurtin@redhat.com>
- Install dtbs to /usr/share/qemu/ to be ostree compatible
- Dump both tcg and kvm dtbs

* Wed Aug 17 2022 Alexander Larsson <alexl@redhat.com>
- Initial version