# If you copy this to your Linux directory, run
#   make olddefconfig
# to fill in the blanks.
#
# This is not intended to be a minimal Linux configuration, but perhaps it comes
# close to listing requirements for certain things.

# Minimal kernel config needed for Go
CONFIG_64BIT=y
CONFIG_BINFMT_ELF=y
CONFIG_BLK_DEV_INITRD=y
CONFIG_DEVTMPFS=y
CONFIG_TMPFS=y
CONFIG_EARLY_PRINTK=y
CONFIG_EPOLL=y
CONFIG_FUTEX=y
CONFIG_PRINTK=y
CONFIG_PROC_FS=y

# Serial port output
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_TTY=y

# Always print to serial port
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=ttyS0 earlyprintk=ttyS0"

# Block devices
CONFIG_BLOCK=y
CONFIG_ATA=y
CONFIG_SATA_AHCI=y
CONFIG_BLK_DEV_NVME=y
CONFIG_BLK_DEV_SD=y
# Allows using -hda when running QEMU
CONFIG_ATA_PIIX=y

# vfat+ext4 filesystem
CONFIG_MSDOS_FS=y
CONFIG_VFAT_FS=y
CONFIG_FAT_DEFAULT_CODEPAGE=437
CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
CONFIG_NLS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
CONFIG_EXT4_FS=y

# Loop device for tcz
CONFIG_BLK_DEV_LOOP=y
CONFIG_MISC_FILESYSTEMS=y
CONFIG_SQUASHFS=y

# Add /dev/port for io command
CONFIG_PCI=y
CONFIG_DEVPORT=y

# For the kernel doing the kexec'ing
CONFIG_CRYPTO=y
CONFIG_CRYPTO_SHA256=y
CONFIG_KEXEC=y
CONFIG_KEXEC_FILE=y

# For the kernel being kexec'ed
CONFIG_RELOCATABLE=y

# Add EFI support
CONFIG_EFI=y

# Frame buffer graphics support
CONFIG_FB_SIMPLE=y
CONFIG_FB=y
CONFIG_X86_SYSFB=y

# Virtio Networking + random + storage
CONFIG_VIRTIO_PCI=y
CONFIG_HW_RANDOM_VIRTIO=y
CONFIG_CRYPTO_DEV_VIRTIO=y
CONFIG_VIRTIO_BLK=y
CONFIG_VIRTIO_SCSI=y
CONFIG_VIRTIO_NET=y
CONFIG_VIRTIO_CONSOLE=y

# Networking
CONFIG_NET=y
CONFIG_INET=y
CONFIG_PACKET=y
CONFIG_UNIX=y
CONFIG_IPV6=y
CONFIG_NET_CORE=y
CONFIG_NETDEVICES=y
CONFIG_ETHERNET=y
CONFIG_E1000=y

# 9P net filesystem
CONFIG_NET_9P=y
CONFIG_NET_9P_VIRTIO=y
CONFIG_9P_FS=y

# GPIO test - mock GPIO libraries
CONFIG_GPIOLIB=y
CONFIG_GPIO_MOCKUP=y
# CONFIG_EXPERT is required for CONFIG_GPIO_SYSFS
CONFIG_EXPERT=y
CONFIG_GPIO_SYSFS=y

# Compressed initramfs
CONFIG_KERNEL_GZIP=y

# iSCSI initiator support
CONFIG_ISCSI_TCP=y

# NBD (Network Block Device) support: will automatically re-read partitions when
# iSCSI disk is mounted.
CONFIG_BLK_DEV_NBD=y

# Add ipmi protocol for integration tests of pkg/ipmi
CONFIG_IPMI=y
CONFIG_IPMI_HANDLER=y
CONFIG_IPMI_DEVICE_INTERFACE=y
CONFIG_IPMI_WATCHDOG=y
CONFIG_IPMI_SI=y

# Add DMI/SMBIOS support
CONFIG_DMI_SYSFS=y

# pkg/efivarfs (and its test) require immutable bit on xattr
CONFIG_TMPFS_XATTR=y

# pkg/fpdt (and its tests) requires ACPI_FPDT table to be enabled
CONFIG_ACPI=y
CONFIG_ACPI_FPDT=y
CONFIG_DEVMEM=y
CONFIG_STRICT_DEVMEM=n

# Debugging
CONFIG_DEBUG_FS=y
CONFIG_GCOV_KERNEL=y
CONFIG_GCOV_PROFILE_ALL=y
