configs/amd64_minimal_defconfig: simplified basic Linux build

This build is intended as a base reference and for use as a very simple
end device.  The default starts DHCP and IPv4LL (ZeroConf) on eth0, but
can be configured by editing /etc/network/interfaces.d/*

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

board/native/post-build.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+. "$BR2_CONFIG"
+
+# Prevent regen of host key at every boot, /etc is saved across reboots
+if [ -L "$TARGET_DIR/etc/dropbear" ]; then
+	rm    "$TARGET_DIR/etc/dropbear"
+	mkdir "$TARGET_DIR/etc/dropbear"
+fi

board/native/rootfs/bin/chom

@@ -0,0 +1,2 @@
+#!/bin/sh
+dialog --msgbox "This build is hardwired to native /etc mode." 6 48

board/native/rootfs/etc/network/interfaces.d/eth0

@@ -0,0 +1,3 @@
+auto eth0
+iface eth0 inet dhcp
+      pre-up ip link set eth0 group iface

board/native/rootfs/lib/infix/use-etc

@@ -0,0 +1,2 @@
+#!/bin/sh
+exit 0

configs/amd64_minimal_defconfig

@@ -0,0 +1,111 @@
+BR2_x86_64=y
+BR2_x86_corei7=y
+BR2_TOOLCHAIN_EXTERNAL=y
+BR2_TOOLCHAIN_EXTERNAL_GDB_SERVER_COPY=y
+BR2_DL_DIR="${BR2_EXTERNAL_INFIX_PATH}/dl"
+BR2_CCACHE=y
+BR2_CCACHE_DIR="${BR2_EXTERNAL_INFIX_PATH}/.ccache"
+BR2_GLOBAL_PATCH_DIR="${BR2_EXTERNAL_INFIX_PATH}/patches"
+BR2_TARGET_GENERIC_HOSTNAME="infix"
+BR2_TARGET_GENERIC_ISSUE="Infix by KernelKit"
+BR2_INIT_FINIT=y
+BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_MDEV=y
+BR2_ROOTFS_DEVICE_TABLE="system/device_table.txt ${BR2_EXTERNAL_INFIX_PATH}/board/common/xattrs"
+BR2_TARGET_GENERIC_GETTY_TERM="linux"
+BR2_SYSTEM_DHCP="eth0"
+BR2_ENABLE_LOCALE_WHITELIST="C en_US en_CA"
+BR2_GENERATE_LOCALE="en_US en_CA"
+BR2_TARGET_TZ_INFO=y
+BR2_ROOTFS_USERS_TABLES="${BR2_EXTERNAL_INFIX_PATH}/board/common/users"
+BR2_ROOTFS_OVERLAY="${BR2_EXTERNAL_INFIX_PATH}/board/common/rootfs ${BR2_EXTERNAL_INFIX_PATH}/board/native/rootfs ${BR2_EXTERNAL_INFIX_PATH}/board/amd64/rootfs"
+BR2_ROOTFS_POST_BUILD_SCRIPT="board/qemu/x86_64/post-build.sh ${BR2_EXTERNAL_INFIX_PATH}/board/common/post-build.sh ${BR2_EXTERNAL_INFIX_PATH}/board/common/post-build.sh ${BR2_EXTERNAL_INFIX_PATH}/board/native/post-build.sh"
+BR2_ROOTFS_POST_IMAGE_SCRIPT="${BR2_EXTERNAL_INFIX_PATH}/board/common/post-image.sh"
+BR2_LINUX_KERNEL=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="5.19.17"
+BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="${BR2_EXTERNAL_INFIX_PATH}/board/amd64/linux_defconfig"
+BR2_LINUX_KERNEL_INSTALL_TARGET=y
+BR2_LINUX_KERNEL_NEEDS_HOST_LIBELF=y
+BR2_PACKAGE_BUSYBOX_CONFIG="${BR2_EXTERNAL_INFIX_PATH}/board/common/busybox_defconfig"
+BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
+BR2_PACKAGE_JQ=y
+BR2_PACKAGE_RNG_TOOLS=y
+BR2_PACKAGE_UBOOT_TOOLS=y
+BR2_PACKAGE_UBOOT_TOOLS_FIT_SUPPORT=y
+BR2_PACKAGE_UBOOT_TOOLS_FIT_SIGNATURE_SUPPORT=y
+BR2_PACKAGE_UBOOT_TOOLS_FIT_CHECK_SIGN=y
+BR2_PACKAGE_LIBCURL_CURL=y
+BR2_PACKAGE_NSS_MDNS=y
+BR2_PACKAGE_ONIGURUMA=y
+BR2_PACKAGE_AVAHI=y
+# BR2_PACKAGE_AVAHI_AUTOIPD is not set
+BR2_PACKAGE_AVAHI_DAEMON=y
+BR2_PACKAGE_AVAHI_DEFAULT_SERVICES=y
+BR2_PACKAGE_DHCPCD=y
+BR2_PACKAGE_DNSMASQ=y
+BR2_PACKAGE_DROPBEAR=y
+BR2_PACKAGE_DROPBEAR_DISABLE_REVERSEDNS=y
+BR2_PACKAGE_DROPBEAR_WTMP=y
+BR2_PACKAGE_DROPBEAR_LASTLOG=y
+BR2_PACKAGE_DROPBEAR_LEGACY_CRYPTO=y
+BR2_PACKAGE_ETHTOOL=y
+BR2_PACKAGE_FPING=y
+# BR2_PACKAGE_IFUPDOWN_SCRIPTS is not set
+BR2_PACKAGE_IPROUTE2=y
+BR2_PACKAGE_IPTABLES=y
+BR2_PACKAGE_IPTABLES_NFTABLES=y
+BR2_PACKAGE_LLDPD=y
+BR2_PACKAGE_LYNX=y
+BR2_PACKAGE_MTR=y
+BR2_PACKAGE_NETCALC=y
+BR2_PACKAGE_NFTABLES=y
+BR2_PACKAGE_NMAP=y
+BR2_PACKAGE_NMAP_NMAP=y
+BR2_PACKAGE_NMAP_NPING=y
+BR2_PACKAGE_OPENRESOLV=y
+BR2_PACKAGE_SOCAT=y
+BR2_PACKAGE_SSDP_RESPONDER=y
+BR2_PACKAGE_TCPDUMP=y
+BR2_PACKAGE_TRACEROUTE=y
+BR2_PACKAGE_PDMENU=y
+BR2_PACKAGE_KMOD=y
+BR2_PACKAGE_PWGEN=y
+BR2_PACKAGE_RAUC=y
+BR2_PACKAGE_RAUC_GPT=y
+BR2_PACKAGE_RAUC_NETWORK=y
+BR2_PACKAGE_SYSKLOGD=y
+BR2_PACKAGE_SYSKLOGD_LOGGER=y
+BR2_PACKAGE_WATCHDOGD=y
+BR2_PACKAGE_MG=y
+BR2_PACKAGE_MOST=y
+BR2_PACKAGE_NANO=y
+BR2_TARGET_ROOTFS_SQUASHFS=y
+# BR2_TARGET_ROOTFS_TAR is not set
+BR2_TARGET_EDK2=y
+BR2_TARGET_GRUB2=y
+BR2_TARGET_GRUB2_X86_64_EFI=y
+BR2_TARGET_GRUB2_BUILTIN_MODULES_EFI="boot linux ext2 fat squash4 part_gpt normal efi_gop configfile loadenv test terminfo terminal echo"
+BR2_TARGET_GRUB2_BUILTIN_CONFIG_EFI="${BR2_EXTERNAL_INFIX_PATH}/board/amd64/grub-embed.cfg"
+BR2_TARGET_GRUB2_INSTALL_TOOLS=y
+BR2_PACKAGE_HOST_DOSFSTOOLS=y
+BR2_PACKAGE_HOST_E2FSPROGS=y
+BR2_PACKAGE_HOST_ENVIRONMENT_SETUP=y
+BR2_PACKAGE_HOST_GENEXT2FS=y
+BR2_PACKAGE_HOST_GENIMAGE=y
+BR2_PACKAGE_HOST_MTOOLS=y
+BR2_PACKAGE_HOST_RAUC=y
+BR2_PACKAGE_HOST_UBOOT_TOOLS=y
+BR2_PACKAGE_HOST_UBOOT_TOOLS_FIT_SUPPORT=y
+BR2_PACKAGE_HOST_UBOOT_TOOLS_FIT_SIGNATURE_SUPPORT=y
+BR2_PACKAGE_FACTORY=y
+BR2_PACKAGE_FINIT_SULOGIN=y
+BR2_PACKAGE_FINIT_PLUGIN_HOTPLUG=y
+BR2_PACKAGE_FINIT_PLUGIN_HOOK_SCRIPTS=y
+BR2_PACKAGE_FINIT_PLUGIN_MODULES_LOAD=y
+BR2_PACKAGE_FINIT_PLUGIN_MODPROBE=y
+BR2_PACKAGE_FINIT_PLUGIN_RTC=y
+BR2_PACKAGE_FINIT_PLUGIN_TTY=y
+BR2_PACKAGE_FINIT_PLUGIN_URANDOM=y
+BR2_PACKAGE_IFUPDOWN_NG=y
+BR2_PACKAGE_TETRIS=y