Name: u-boot-rpi4
Version: 2020.10
Release: 0
Summary: Das U-Boot - Tizen bootloader
Group: System/Kernel
License: GPL-2.0+
ExclusiveArch: aarch64
URL: http://git.denx.de/u-boot.git
Source0: u-boot-%{version}.tar.bz2
Source1001: u_boot_rpi4.manifest

BuildRequires: gcc >= 6.0
BuildRequires: flex
BuildRequires: bison

%description
u-boot - Tizen bootloader for RPI4 boards based

%prep
%setup -q -n u-boot-%{version}

%build
%{?asan:/usr/bin/gcc-unforce-options}
cp %{SOURCE1001} .

CONFIG=rpi_4_defconfig

make mrproper

# Build dtc
make HOSTCC="gcc $RPM_OPT_FLAGS" -C tools/dtc

# Set configuration
make $CONFIG

# Build tools
make %{?_smp_mflags} HOSTCC="gcc $RPM_OPT_FLAGS" HOSTSTRIP=/bin/true tools

make HOSTCC="gcc $RPM_OPT_FLAGS" envtools

# Build u-boot
export PATH="$PATH:tools:tools/dtc/"
make %{?_smp_mflags} EXTRAVERSION=`echo %{vcs} | sed 's/.*u-boot.*#\(.\{9\}\).*/-g\1-TIZEN.org/'`

# Generate uboot.env
cp `find ./env -name "built-in.o"` copy_env_common.o
objcopy -O binary --only-section=.rodata.default_environment `find . -name "copy_env_common.o"`
tr '\0' '\n' < copy_env_common.o > default_envs.txt
mkenvimage -s 16384 -o uboot.env default_envs.txt
rm copy_env_common.o default_envs.txt

# Build boot.scr
mkimage -A arm64 -T script -C none -n "Tizen RPI4 u-boot helper" -d ./tizen/bootscript/tizen-boot-rpi4.scr ./boot.scr.uimg

%install
rm -rf %{buildroot}

# u-boot installation
mkdir -p %{buildroot}/boot
install -m 755 u-boot.bin %{buildroot}/boot/
install -m 755 uboot.env %{buildroot}/boot/
install -m 755 boot.scr.uimg %{buildroot}/boot/

%clean

%files
%manifest u_boot_rpi4.manifest
%defattr(-,root,root,-)
/boot/u-boot.bin
/boot/uboot.env
/boot/boot.scr.uimg