test

# USB sticks and the file systems an ISO file may lie on (Ventoy: exFAT,

# also NTFS, FAT, ext4), so the initramfs finds a live ISO that isn't a CD;

# the hwmon temperature sensors webctl's dashboard reads from

# /sys/class/hwmon: coretemp (Intel), k10temp (AMD), NVMe and SATA drives

# (X86_PKG_TEMP_THERMAL alone is only a thermal zone, it has no hwmon).

# /sys/class/hwmon of NVMe and SATA drives (coretemp, k10temp and

# x86_pkg_temp_thermal are KERNEL_MODULES).

KERNEL_OPTIONS="SYSFB SYSFB_SIMPLEFB DRM DRM_SIMPLEDRM DRM_FBDEV_EMULATION FB FB_CORE

    FRAMEBUFFER_CONSOLE FRAMEBUFFER_CONSOLE_DETECT_PRIMARY SQUASHFS SQUASHFS_ZSTD SQUASHFS_XATTR

    SQUASHFS_FILE_DIRECT NETDEVICES ETHERNET NET_VENDOR_REALTEK PHYLIB REALTEK_PHY BLK_DEV_NVME

    BPF_JIT_ALWAYS_ON NET_CLS_BPF NET_ACT_BPF NET_SCH_INGRESS XDP_SOCKETS BPF_STREAM_PARSER

    FUNCTION_TRACER DYNAMIC_FTRACE FTRACE_SYSCALLS BPF_LSM IKHEADERS

    SCSI_LOWLEVEL SCSI_ISCSI_ATTRS ISCSI_TCP

    CONFIGFS_FS TARGET_CORE TCM_IBLOCK TCM_FILEIO ISCSI_TARGET X86_PKG_TEMP_THERMAL

    SENSORS_CORETEMP SENSORS_K10TEMP NVME_HWMON SENSORS_DRIVETEMP

    CONFIGFS_FS TARGET_CORE TCM_IBLOCK TCM_FILEIO ISCSI_TARGET

    NVME_HWMON SENSORS_DRIVETEMP

    USB_STORAGE USB_UAS EXFAT_FS NTFS3_FS FAT_FS VFAT_FS NLS NLS_CODEPAGE_437 NLS_ISO8859_1 NLS_UTF8"

# DEBUG_INFO_BTF needs DWARF (pahole turns it into BTF): DWARF5 replaces

# defconfig's DEBUG_INFO_NONE in that choice

# which a built-in driver could not (no root file system yet). simpledrm

# keeps the console on the firmware framebuffer until they take over.

# NICs: the Realtek, Intel and Aquantia ones of KERNEL_OPTIONS and the

# ones defconfig builds in.

# ones defconfig builds in. Sound (the HDA controller by modalias, its

# codecs by request_module; defconfig has none, so no sound before): the

# generic parser, Realtek, HDMI/DisplayPort of the GPUs, Conexant, Cirrus,

# SigmaTel/IDT, Analog Devices, VIA. The CPU temperature sensors

# webctl's dashboard reads (coretemp, k10temp; cpu modalias), the WLAN

# stack, the NFS and 9p clients (fs-<type> when mounted), Intel MEI, the

# i801 SMBus and USB printers.

# Built in although not needed to boot: what the daemons expect to be

# there without loading it -- ksmbd, nfsd (sharedd mounts its file system

# on /proc/fs/nfsd, which only the module makes), LIO (sharedd), md and

# device-mapper (storaged), iscsi_tcp (iscsid), the bond/bridge/veth/

# wireguard devices (syslite, containerd), drivetemp (no modalias).

KERNEL_MODULES="DRM_AMDGPU DRM_RADEON DRM_NOUVEAU DRM_I915 DRM_XE

    R8169 E100 E1000 E1000E IGB IGC IGBVF IXGBE IXGBEVF I40E ICE AQTION

    8139TOO FORCEDETH SKY2 TIGON3"

    8139TOO FORCEDETH SKY2 TIGON3

    SOUND SND SND_HDA_INTEL SND_HDA_GENERIC SND_HDA_CODEC_REALTEK SND_HDA_CODEC_HDMI

    SND_HDA_CODEC_CONEXANT SND_HDA_CODEC_CIRRUS SND_HDA_CODEC_SIGMATEL

    SND_HDA_CODEC_ANALOG SND_HDA_CODEC_VIA

    SENSORS_CORETEMP SENSORS_K10TEMP X86_PKG_TEMP_THERMAL

    CFG80211 MAC80211 RFKILL NFS_FS 9P_FS NET_9P

    INTEL_MEI INTEL_MEI_ME I2C_I801 USB_PRINTER"

# the kernel's request_module() helper: fresh's modprobe (-q, aliases from

# depmod's modules.alias, built-in modules); fresh has no /sbin/modprobe

KERNEL_MODPROBE_PATH="/bin/modprobe"

# kernel_config <version> -- kernel.spec's Source2: defconfig plus

# KERNEL_OPTIONS, generated inside the chroot (kconfig needs flex/bison,

    # needs >= 1.22), so a config made before dwarves was installed is stale

    local pahole

    pahole="$(in_chroot /bin/sh -c 'pahole --version' 2>/dev/null </dev/null || true)"

    local opts="$KERNEL_OPTIONS | $KERNEL_OPTIONS_OFF | $KERNEL_MODULES | pahole ${pahole:-none}"

    local opts="$KERNEL_OPTIONS | $KERNEL_OPTIONS_OFF | $KERNEL_MODULES | $KERNEL_MODPROBE_PATH | pahole ${pahole:-none}"

    if [[ -s $out && ${KERNEL_CONFIG_FORCE:-0} != 1 && -f $out.options && "$(cat "$out.options")" == "$opts" ]]; then

        return

    fi

    for o in $KERNEL_MODULES; do

        sets+="sed -i -e '/^CONFIG_$o=/d' -e '/^# CONFIG_$o is not set/d' .config; echo CONFIG_$o=m >>.config; "

    done

    sets+="sed -i '/^CONFIG_MODPROBE_PATH=/d' .config; echo 'CONFIG_MODPROBE_PATH=\"$KERNEL_MODPROBE_PATH\"' >>.config; "

    cat >"$CHROOT/tmp/kconfig.sh" <<EOF

set -e

rm -rf /build/kconfig; mkdir -p /build/kconfig; cd /build/kconfig

        grep -q "^CONFIG_$o=m" "$out" || missing+=" $o"

    done

    [[ -z $missing ]] || warn "kernel-config-$v: not a module (unknown symbol, unmet dependency or selected by a built-in option):$missing"

    grep -qx "CONFIG_MODPROBE_PATH=\"$KERNEL_MODPROBE_PATH\"" "$out" ||

        warn "kernel-config-$v: CONFIG_MODPROBE_PATH is not $KERNEL_MODPROBE_PATH"

}

# llvm_wrappers <version> <tarball> -- llvm-project.spec's Source1: the