Microwatt is a FPGA-based implementation of the Power ISA. It currently only implements little-endian 64-bit mode, and does not (yet) support SMP.
This adds a new machine type to support FPGA-based SoCs with a Microwatt core. Signed-off-by: Paul Mackerras <pau...@ozlabs.org> --- arch/powerpc/Kconfig | 2 +- arch/powerpc/configs/microwatt_defconfig | 1418 +++++++++++++++++++++ arch/powerpc/platforms/Kconfig | 1 + arch/powerpc/platforms/Makefile | 1 + arch/powerpc/platforms/microwatt/Kconfig | 9 + arch/powerpc/platforms/microwatt/Makefile | 1 + arch/powerpc/platforms/microwatt/setup.c | 40 + 7 files changed, 1471 insertions(+), 1 deletion(-) create mode 100644 arch/powerpc/configs/microwatt_defconfig create mode 100644 arch/powerpc/platforms/microwatt/Kconfig create mode 100644 arch/powerpc/platforms/microwatt/Makefile create mode 100644 arch/powerpc/platforms/microwatt/setup.c diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 497b7d0b2d7e..97286b8312f5 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -407,7 +407,7 @@ config HUGETLB_PAGE_SIZE_VARIABLE config MATH_EMULATION bool "Math emulation" - depends on 4xx || PPC_8xx || PPC_MPC832x || BOOKE + depends on 4xx || PPC_8xx || PPC_MPC832x || BOOKE || PPC_MICROWATT help Some PowerPC chips designed for embedded applications do not have a floating-point unit and therefore do not implement the diff --git a/arch/powerpc/configs/microwatt_defconfig b/arch/powerpc/configs/microwatt_defconfig new file mode 100644 index 000000000000..f4f4c965a786 --- /dev/null +++ b/arch/powerpc/configs/microwatt_defconfig @@ -0,0 +1,1418 @@ +# +# Automatically generated file; DO NOT EDIT. +# Linux/powerpc 5.6.0 Kernel Configuration +# + +# +# Compiler: powerpc64le-linux-gnu-gcc (GCC) 9.2.1 20190827 (Red Hat Cross 9.2.1-1) +# +CONFIG_CC_IS_GCC=y +CONFIG_GCC_VERSION=90201 +CONFIG_CLANG_VERSION=0 +CONFIG_CC_HAS_ASM_GOTO=y +CONFIG_CC_HAS_ASM_INLINE=y +CONFIG_CC_HAS_WARN_MAYBE_UNINITIALIZED=y +CONFIG_CC_DISABLE_WARN_MAYBE_UNINITIALIZED=y +CONFIG_IRQ_WORK=y +CONFIG_BUILDTIME_TABLE_SORT=y +CONFIG_THREAD_INFO_IN_TASK=y + +# +# General setup +# +CONFIG_BROKEN_ON_SMP=y +CONFIG_INIT_ENV_ARG_LIMIT=32 +# CONFIG_COMPILE_TEST is not set +CONFIG_LOCALVERSION="" +CONFIG_LOCALVERSION_AUTO=y +CONFIG_BUILD_SALT="" +CONFIG_HAVE_KERNEL_GZIP=y +CONFIG_HAVE_KERNEL_XZ=y +# CONFIG_KERNEL_GZIP is not set +CONFIG_KERNEL_XZ=y +CONFIG_DEFAULT_HOSTNAME="arty" +# CONFIG_SWAP is not set +# CONFIG_SYSVIPC is not set +# CONFIG_CROSS_MEMORY_ATTACH is not set +# CONFIG_USELIB is not set +CONFIG_HAVE_ARCH_AUDITSYSCALL=y + +# +# IRQ subsystem +# +CONFIG_GENERIC_IRQ_SHOW=y +CONFIG_GENERIC_IRQ_SHOW_LEVEL=y +CONFIG_HARDIRQS_SW_RESEND=y +CONFIG_IRQ_DOMAIN=y +CONFIG_IRQ_FORCED_THREADING=y +CONFIG_SPARSE_IRQ=y +# end of IRQ subsystem + +CONFIG_GENERIC_TIME_VSYSCALL=y +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_GENERIC_CMOS_UPDATE=y + +# +# Timers subsystem +# +CONFIG_TICK_ONESHOT=y +CONFIG_HZ_PERIODIC=y +# CONFIG_NO_HZ_IDLE is not set +# CONFIG_NO_HZ is not set +CONFIG_HIGH_RES_TIMERS=y +# end of Timers subsystem + +# CONFIG_PREEMPT_NONE is not set +CONFIG_PREEMPT_VOLUNTARY=y +# CONFIG_PREEMPT is not set + +# +# CPU/Task time and stats accounting +# +CONFIG_TICK_CPU_ACCOUNTING=y +# CONFIG_VIRT_CPU_ACCOUNTING_NATIVE is not set +# CONFIG_VIRT_CPU_ACCOUNTING_GEN is not set +# CONFIG_IRQ_TIME_ACCOUNTING is not set +# CONFIG_BSD_PROCESS_ACCT is not set +# CONFIG_PSI is not set +# end of CPU/Task time and stats accounting + +# +# RCU Subsystem +# +CONFIG_TINY_RCU=y +# CONFIG_RCU_EXPERT is not set +CONFIG_SRCU=y +CONFIG_TINY_SRCU=y +# end of RCU Subsystem + +# CONFIG_IKCONFIG is not set +# CONFIG_IKHEADERS is not set +CONFIG_LOG_BUF_SHIFT=16 +CONFIG_PRINTK_SAFE_LOG_BUF_SHIFT=12 + +# +# Scheduler features +# +# end of Scheduler features + +CONFIG_ARCH_SUPPORTS_NUMA_BALANCING=y +CONFIG_CC_HAS_INT128=y +# CONFIG_CGROUPS is not set +# CONFIG_NAMESPACES is not set +# CONFIG_CHECKPOINT_RESTORE is not set +# CONFIG_SCHED_AUTOGROUP is not set +# CONFIG_SYSFS_DEPRECATED is not set +# CONFIG_RELAY is not set +CONFIG_BLK_DEV_INITRD=y +CONFIG_INITRAMFS_SOURCE="rootfs.cpio" +CONFIG_INITRAMFS_ROOT_UID=0 +CONFIG_INITRAMFS_ROOT_GID=0 +# CONFIG_RD_GZIP is not set +# CONFIG_RD_BZIP2 is not set +# CONFIG_RD_LZMA is not set +CONFIG_RD_XZ=y +# CONFIG_RD_LZO is not set +# CONFIG_RD_LZ4 is not set +CONFIG_INITRAMFS_COMPRESSION_XZ=y +# CONFIG_INITRAMFS_COMPRESSION_NONE is not set +# CONFIG_BOOT_CONFIG is not set +# CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE is not set +CONFIG_CC_OPTIMIZE_FOR_SIZE=y +CONFIG_HAVE_LD_DEAD_CODE_DATA_ELIMINATION=y +# CONFIG_LD_DEAD_CODE_DATA_ELIMINATION is not set +CONFIG_SYSCTL=y +CONFIG_SYSCTL_EXCEPTION_TRACE=y +CONFIG_EXPERT=y +CONFIG_MULTIUSER=y +# CONFIG_SGETMASK_SYSCALL is not set +# CONFIG_SYSFS_SYSCALL is not set +# CONFIG_FHANDLE is not set +CONFIG_POSIX_TIMERS=y +CONFIG_PRINTK=y +CONFIG_PRINTK_NMI=y +CONFIG_BUG=y +# CONFIG_BASE_FULL is not set +CONFIG_FUTEX=y +CONFIG_FUTEX_PI=y +# CONFIG_EPOLL is not set +# CONFIG_SIGNALFD is not set +# CONFIG_TIMERFD is not set +# CONFIG_EVENTFD is not set +# CONFIG_SHMEM is not set +# CONFIG_AIO is not set +# CONFIG_IO_URING is not set +# CONFIG_ADVISE_SYSCALLS is not set +# CONFIG_MEMBARRIER is not set +CONFIG_KALLSYMS=y +CONFIG_KALLSYMS_ALL=y +CONFIG_KALLSYMS_BASE_RELATIVE=y +# CONFIG_BPF_SYSCALL is not set +# CONFIG_USERFAULTFD is not set +CONFIG_ARCH_HAS_MEMBARRIER_CALLBACKS=y +# CONFIG_RSEQ is not set +CONFIG_EMBEDDED=y +CONFIG_HAVE_PERF_EVENTS=y +# CONFIG_PC104 is not set + +# +# Kernel Performance Events And Counters +# +# CONFIG_PERF_EVENTS is not set +# end of Kernel Performance Events And Counters + +# CONFIG_VM_EVENT_COUNTERS is not set +# CONFIG_SLUB_DEBUG is not set +# CONFIG_COMPAT_BRK is not set +# CONFIG_SLAB is not set +CONFIG_SLUB=y +# CONFIG_SLOB is not set +# CONFIG_SLAB_MERGE_DEFAULT is not set +# CONFIG_SLAB_FREELIST_RANDOM is not set +# CONFIG_SLAB_FREELIST_HARDENED is not set +# CONFIG_SHUFFLE_PAGE_ALLOCATOR is not set +# CONFIG_PROFILING is not set +# end of General setup + +CONFIG_PPC64=y + +# +# Processor support +# +CONFIG_PPC_BOOK3S_64=y +# CONFIG_PPC_BOOK3E_64 is not set +CONFIG_GENERIC_CPU=y +# CONFIG_POWER7_CPU is not set +# CONFIG_POWER8_CPU is not set +# CONFIG_POWER9_CPU is not set +CONFIG_PPC_BOOK3S=y +CONFIG_PPC_FPU=y +# CONFIG_ALTIVEC is not set +CONFIG_ARCH_ENABLE_SPLIT_PMD_PTLOCK=y +CONFIG_PPC_RADIX_MMU=y +CONFIG_PPC_RADIX_MMU_DEFAULT=y +CONFIG_PPC_HAVE_KUEP=y +# CONFIG_PPC_KUEP is not set +CONFIG_PPC_HAVE_KUAP=y +# CONFIG_PPC_KUAP is not set +# CONFIG_PPC_KUAP_DEBUG is not set +CONFIG_PPC_MM_SLICES=y +CONFIG_PPC_HAVE_PMU_SUPPORT=y +# CONFIG_SMP is not set +# end of Processor support + +# CONFIG_CPU_BIG_ENDIAN is not set +CONFIG_CPU_LITTLE_ENDIAN=y +CONFIG_PPC64_BOOT_WRAPPER=y +CONFIG_64BIT=y +CONFIG_MMU=y +CONFIG_ARCH_MMAP_RND_BITS_MAX=33 +CONFIG_ARCH_MMAP_RND_BITS_MIN=18 +CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MAX=17 +CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MIN=11 +CONFIG_HAVE_SETUP_PER_CPU_AREA=y +CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK=y +CONFIG_NR_IRQS=64 +CONFIG_STACKTRACE_SUPPORT=y +CONFIG_TRACE_IRQFLAGS_SUPPORT=y +CONFIG_LOCKDEP_SUPPORT=y +CONFIG_GENERIC_HWEIGHT=y +CONFIG_PPC=y +CONFIG_PPC_BARRIER_NOSPEC=y +CONFIG_EARLY_PRINTK=y +CONFIG_PANIC_TIMEOUT=10 +CONFIG_COMPAT=y +CONFIG_SCHED_OMIT_FRAME_POINTER=y +CONFIG_AUDIT_ARCH=y +CONFIG_GENERIC_BUG=y +CONFIG_ARCH_HIBERNATION_POSSIBLE=y +CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y +CONFIG_ARCH_SUPPORTS_UPROBES=y +CONFIG_PPC_DAWR=y +CONFIG_PGTABLE_LEVELS=4 +CONFIG_PPC_XICS=y + +# +# Platform support +# +# CONFIG_PPC_POWERNV is not set +# CONFIG_PPC_PSERIES is not set +CONFIG_PPC_MICROWATT=y +# CONFIG_KVM_GUEST is not set +# CONFIG_EPAPR_PARAVIRT is not set +CONFIG_PPC_NATIVE=y +# CONFIG_PPC_OF_BOOT_TRAMPOLINE is not set +CONFIG_PPC_DT_CPU_FTRS=y +CONFIG_PPC_SMP_MUXED_IPI=y + +# +# CPU Frequency scaling +# +CONFIG_CPU_FREQ=y +# CONFIG_CPU_FREQ_STAT is not set +CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y +# CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE is not set +# CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE is not set +# CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND is not set +# CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE is not set +CONFIG_CPU_FREQ_GOV_PERFORMANCE=y +# CONFIG_CPU_FREQ_GOV_POWERSAVE is not set +# CONFIG_CPU_FREQ_GOV_USERSPACE is not set +# CONFIG_CPU_FREQ_GOV_ONDEMAND is not set +# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set + +# +# CPU frequency scaling drivers +# +# end of CPU Frequency scaling + +# +# CPUIdle driver +# + +# +# CPU Idle +# +# CONFIG_CPU_IDLE is not set +# end of CPU Idle +# end of CPUIdle driver + +# CONFIG_GEN_RTC is not set +# end of Platform support + +# +# Kernel options +# +CONFIG_HZ_100=y +# CONFIG_HZ_250 is not set +# CONFIG_HZ_300 is not set +# CONFIG_HZ_1000 is not set +CONFIG_HZ=100 +CONFIG_SCHED_HRTICK=y +CONFIG_MATH_EMULATION=y +CONFIG_MATH_EMULATION_FULL=y +# CONFIG_MATH_EMULATION_HW_UNIMPLEMENTED is not set +# CONFIG_LD_HEAD_STUB_CATCH is not set +CONFIG_MPROFILE_KERNEL=y +CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y +CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y +# CONFIG_PPC64_SUPPORTS_MEMORY_FAILURE is not set +# CONFIG_KEXEC is not set +# CONFIG_RELOCATABLE is not set +# CONFIG_CRASH_DUMP is not set +# CONFIG_NUMA is not set +CONFIG_ARCH_SELECT_MEMORY_MODEL=y +CONFIG_ARCH_FLATMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_DEFAULT=y +CONFIG_SYS_SUPPORTS_HUGETLBFS=y +CONFIG_ILLEGAL_POINTER_VALUE=0x5deadbeef0000000 +CONFIG_PPC_4K_PAGES=y +# CONFIG_PPC_64K_PAGES is not set +CONFIG_PPC_PAGE_SHIFT=12 +CONFIG_THREAD_SHIFT=14 +CONFIG_ETEXT_SHIFT=12 +CONFIG_DATA_SHIFT=12 +CONFIG_FORCE_MAX_ZONEORDER=13 +# CONFIG_PPC_DENORMALISATION is not set +# CONFIG_CMDLINE_BOOL is not set +CONFIG_CMDLINE="" +CONFIG_EXTRA_TARGETS="" +# CONFIG_PM is not set +# CONFIG_SECCOMP is not set +# CONFIG_PPC_MEM_KEYS is not set +# end of Kernel options + +# +# Bus options +# +# CONFIG_FSL_LBC is not set +# end of Bus options + +CONFIG_PAGE_OFFSET=0xc000000000000000 +CONFIG_KERNEL_START=0xc000000000000000 +CONFIG_PHYSICAL_START=0x00000000 +# CONFIG_VIRTUALIZATION is not set +CONFIG_HAVE_LIVEPATCH=y + +# +# General architecture-dependent options +# +CONFIG_HAVE_OPROFILE=y +# CONFIG_JUMP_LABEL is not set +CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y +CONFIG_ARCH_USE_BUILTIN_BSWAP=y +CONFIG_HAVE_IOREMAP_PROT=y +CONFIG_HAVE_KPROBES=y +CONFIG_HAVE_KRETPROBES=y +CONFIG_HAVE_OPTPROBES=y +CONFIG_HAVE_KPROBES_ON_FTRACE=y +CONFIG_HAVE_FUNCTION_ERROR_INJECTION=y +CONFIG_HAVE_NMI=y +CONFIG_HAVE_ARCH_TRACEHOOK=y +CONFIG_GENERIC_SMP_IDLE_THREAD=y +CONFIG_ARCH_HAS_FORTIFY_SOURCE=y +CONFIG_HAVE_ASM_MODVERSIONS=y +CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y +CONFIG_HAVE_RSEQ=y +CONFIG_HAVE_PERF_EVENTS_NMI=y +CONFIG_HAVE_NMI_WATCHDOG=y +CONFIG_HAVE_HARDLOCKUP_DETECTOR_ARCH=y +CONFIG_HAVE_PERF_REGS=y +CONFIG_HAVE_PERF_USER_STACK_DUMP=y +CONFIG_HAVE_ARCH_JUMP_LABEL=y +CONFIG_MMU_GATHER_TABLE_FREE=y +CONFIG_MMU_GATHER_RCU_TABLE_FREE=y +CONFIG_MMU_GATHER_PAGE_SIZE=y +CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG=y +CONFIG_ARCH_WEAK_RELEASE_ACQUIRE=y +CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y +CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION=y +CONFIG_ARCH_WANT_OLD_COMPAT_IPC=y +CONFIG_HAVE_ARCH_SECCOMP_FILTER=y +CONFIG_HAVE_STACKPROTECTOR=y +CONFIG_CC_HAS_STACKPROTECTOR_NONE=y +# CONFIG_STACKPROTECTOR is not set +CONFIG_HAVE_CONTEXT_TRACKING=y +CONFIG_HAVE_VIRT_CPU_ACCOUNTING=y +CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y +CONFIG_HAVE_IRQ_TIME_ACCOUNTING=y +CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE=y +CONFIG_HAVE_ARCH_HUGE_VMAP=y +CONFIG_HAVE_ARCH_SOFT_DIRTY=y +CONFIG_HAVE_MOD_ARCH_SPECIFIC=y +CONFIG_MODULES_USE_ELF_RELA=y +CONFIG_HAVE_IRQ_EXIT_ON_IRQ_STACK=y +CONFIG_ARCH_HAS_ELF_RANDOMIZE=y +CONFIG_HAVE_ARCH_MMAP_RND_BITS=y +CONFIG_ARCH_MMAP_RND_BITS=18 +CONFIG_HAVE_ARCH_MMAP_RND_COMPAT_BITS=y +CONFIG_ARCH_MMAP_RND_COMPAT_BITS=11 +CONFIG_HAVE_COPY_THREAD_TLS=y +CONFIG_HAVE_RELIABLE_STACKTRACE=y +CONFIG_HAVE_ARCH_NVRAM_OPS=y +CONFIG_CLONE_BACKWARDS=y +CONFIG_OLD_SIGSUSPEND=y +CONFIG_COMPAT_OLD_SIGACTION=y +CONFIG_COMPAT_32BIT_TIME=y +CONFIG_ARCH_OPTIONAL_KERNEL_RWX=y +CONFIG_ARCH_HAS_STRICT_KERNEL_RWX=y +# CONFIG_STRICT_KERNEL_RWX is not set +CONFIG_ARCH_HAS_PHYS_TO_DMA=y + +# +# GCOV-based kernel profiling +# +CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y +# end of GCOV-based kernel profiling + +CONFIG_PLUGIN_HOSTCC="" +CONFIG_HAVE_GCC_PLUGINS=y +# end of General architecture-dependent options + +CONFIG_RT_MUTEXES=y +CONFIG_BASE_SMALL=1 +# CONFIG_MODULES is not set +CONFIG_BLOCK=y +CONFIG_BLK_SCSI_REQUEST=y +CONFIG_BLK_DEV_BSG=y +# CONFIG_BLK_DEV_BSGLIB is not set +# CONFIG_BLK_DEV_INTEGRITY is not set +# CONFIG_BLK_DEV_ZONED is not set +# CONFIG_BLK_CMDLINE_PARSER is not set +# CONFIG_BLK_WBT is not set +# CONFIG_BLK_SED_OPAL is not set + +# +# Partition Types +# +# CONFIG_PARTITION_ADVANCED is not set +CONFIG_MSDOS_PARTITION=y +CONFIG_EFI_PARTITION=y +# end of Partition Types + +CONFIG_BLOCK_COMPAT=y + +# +# IO Schedulers +# +CONFIG_MQ_IOSCHED_DEADLINE=y +# CONFIG_MQ_IOSCHED_KYBER is not set +# CONFIG_IOSCHED_BFQ is not set +# end of IO Schedulers + +CONFIG_INLINE_SPIN_UNLOCK_IRQ=y +CONFIG_INLINE_READ_UNLOCK=y +CONFIG_INLINE_READ_UNLOCK_IRQ=y +CONFIG_INLINE_WRITE_UNLOCK=y +CONFIG_INLINE_WRITE_UNLOCK_IRQ=y +CONFIG_ARCH_SUPPORTS_ATOMIC_RMW=y +CONFIG_ARCH_HAS_MMIOWB=y + +# +# Executable file formats +# +CONFIG_BINFMT_ELF=y +CONFIG_COMPAT_BINFMT_ELF=y +CONFIG_ELFCORE=y +CONFIG_BINFMT_SCRIPT=y +# CONFIG_BINFMT_MISC is not set +# CONFIG_COREDUMP is not set +# end of Executable file formats + +# +# Memory Management options +# +CONFIG_SELECT_MEMORY_MODEL=y +# CONFIG_FLATMEM_MANUAL is not set +CONFIG_SPARSEMEM_MANUAL=y +CONFIG_SPARSEMEM=y +CONFIG_HAVE_MEMORY_PRESENT=y +CONFIG_SPARSEMEM_EXTREME=y +CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y +CONFIG_SPARSEMEM_VMEMMAP=y +CONFIG_HAVE_MEMBLOCK_NODE_MAP=y +CONFIG_HAVE_FAST_GUP=y +CONFIG_ARCH_KEEP_MEMBLOCK=y +# CONFIG_MEMORY_HOTPLUG is not set +CONFIG_SPLIT_PTLOCK_CPUS=4 +# CONFIG_COMPACTION is not set +# CONFIG_MIGRATION is not set +CONFIG_PHYS_ADDR_T_64BIT=y +# CONFIG_KSM is not set +CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 +# CONFIG_TRANSPARENT_HUGEPAGE is not set +CONFIG_NEED_PER_CPU_KM=y +# CONFIG_CLEANCACHE is not set +# CONFIG_CMA is not set +# CONFIG_ZPOOL is not set +# CONFIG_ZBUD is not set +# CONFIG_ZSMALLOC is not set +CONFIG_GENERIC_EARLY_IOREMAP=y +# CONFIG_IDLE_PAGE_TRACKING is not set +CONFIG_ARCH_HAS_PTE_DEVMAP=y +# CONFIG_PERCPU_STATS is not set +# CONFIG_GUP_BENCHMARK is not set +CONFIG_ARCH_HAS_PTE_SPECIAL=y +# end of Memory Management options + +# CONFIG_NET is not set +CONFIG_HAVE_EBPF_JIT=y + +# +# Device Drivers +# +# CONFIG_PCCARD is not set + +# +# Generic Driver Options +# +# CONFIG_UEVENT_HELPER is not set +# CONFIG_DEVTMPFS is not set +# CONFIG_STANDALONE is not set +# CONFIG_PREVENT_FIRMWARE_BUILD is not set + +# +# Firmware loader +# +# CONFIG_FW_LOADER is not set +# end of Firmware loader + +# CONFIG_ALLOW_DEV_COREDUMP is not set +# CONFIG_DEBUG_DRIVER is not set +# CONFIG_DEBUG_DEVRES is not set +# CONFIG_DEBUG_TEST_DRIVER_REMOVE is not set +CONFIG_GENERIC_CPU_AUTOPROBE=y +CONFIG_GENERIC_CPU_VULNERABILITIES=y +# end of Generic Driver Options + +# +# Bus devices +# +# end of Bus devices + +# CONFIG_GNSS is not set +# CONFIG_MTD is not set +CONFIG_DTC=y +CONFIG_OF=y +# CONFIG_OF_UNITTEST is not set +CONFIG_OF_FLATTREE=y +CONFIG_OF_EARLY_FLATTREE=y +CONFIG_OF_KOBJ=y +CONFIG_OF_ADDRESS=y +CONFIG_OF_IRQ=y +CONFIG_OF_RESERVED_MEM=y +# CONFIG_OF_OVERLAY is not set +CONFIG_OF_DMA_DEFAULT_COHERENT=y +CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y +# CONFIG_PARPORT is not set +CONFIG_BLK_DEV=y +# CONFIG_BLK_DEV_NULL_BLK is not set +CONFIG_BLK_DEV_LOOP=y +CONFIG_BLK_DEV_LOOP_MIN_COUNT=8 +# CONFIG_BLK_DEV_CRYPTOLOOP is not set + +# +# DRBD disabled because PROC_FS or INET not selected +# +CONFIG_BLK_DEV_RAM=y +CONFIG_BLK_DEV_RAM_COUNT=16 +CONFIG_BLK_DEV_RAM_SIZE=4096 +# CONFIG_CDROM_PKTCDVD is not set + +# +# NVME Support +# +# CONFIG_NVME_FC is not set +# end of NVME Support + +# +# Misc devices +# +# CONFIG_DUMMY_IRQ is not set +# CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_SRAM is not set +# CONFIG_XILINX_SDFEC is not set +# CONFIG_PVPANIC is not set +# CONFIG_C2PORT is not set + +# +# EEPROM support +# +# CONFIG_EEPROM_93CX6 is not set +# end of EEPROM support + +# +# Texas Instruments shared transport line discipline +# +# end of Texas Instruments shared transport line discipline + +# +# Altera FPGA firmware download module (requires I2C) +# + +# +# Intel MIC & related support +# +# CONFIG_VOP_BUS is not set +# end of Intel MIC & related support + +# CONFIG_ECHO is not set +# end of Misc devices + +CONFIG_HAVE_IDE=y +# CONFIG_IDE is not set + +# +# SCSI device support +# +CONFIG_SCSI_MOD=y +# CONFIG_RAID_ATTRS is not set +# CONFIG_SCSI is not set +# end of SCSI device support + +# CONFIG_ATA is not set +# CONFIG_MD is not set +# CONFIG_TARGET_CORE is not set +# CONFIG_MACINTOSH_DRIVERS is not set +# CONFIG_NVM is not set + +# +# Input device support +# +# CONFIG_INPUT is not set + +# +# Hardware I/O ports +# +# CONFIG_SERIO is not set +CONFIG_ARCH_MIGHT_HAVE_PC_SERIO=y +# CONFIG_GAMEPORT is not set +# end of Hardware I/O ports +# end of Input device support + +# +# Character devices +# +CONFIG_TTY=y +# CONFIG_VT is not set +CONFIG_UNIX98_PTYS=y +CONFIG_LEGACY_PTYS=y +CONFIG_LEGACY_PTY_COUNT=256 +CONFIG_SERIAL_NONSTANDARD=y +# CONFIG_N_HDLC is not set +# CONFIG_TRACE_SINK is not set +# CONFIG_PPC_EPAPR_HV_BYTECHAN is not set +# CONFIG_NULL_TTY is not set +CONFIG_LDISC_AUTOLOAD=y +CONFIG_DEVMEM=y +# CONFIG_DEVKMEM is not set + +# +# Serial drivers +# +# CONFIG_SERIAL_8250 is not set + +# +# Non-8250 serial port support +# +# CONFIG_SERIAL_UARTLITE is not set +# CONFIG_SERIAL_SIFIVE is not set +# CONFIG_SERIAL_SCCNXP is not set +# CONFIG_SERIAL_ALTERA_JTAGUART is not set +# CONFIG_SERIAL_ALTERA_UART is not set +# CONFIG_SERIAL_XILINX_PS_UART is not set +# CONFIG_SERIAL_ARC is not set +# CONFIG_SERIAL_FSL_LPUART is not set +# CONFIG_SERIAL_FSL_LINFLEXUART is not set +# CONFIG_SERIAL_CONEXANT_DIGICOLOR is not set +# end of Serial drivers + +# CONFIG_SERIAL_DEV_BUS is not set +# CONFIG_TTY_PRINTK is not set +CONFIG_HVC_DRIVER=y +CONFIG_HVC_UDBG=y +# CONFIG_IPMI_HANDLER is not set +# CONFIG_HW_RANDOM is not set +# CONFIG_NVRAM is not set +# CONFIG_RAW_DRIVER is not set +# CONFIG_HANGCHECK_TIMER is not set +# CONFIG_TCG_TPM is not set +# CONFIG_XILLYBUS is not set +# end of Character devices + +# CONFIG_RANDOM_TRUST_CPU is not set +# CONFIG_RANDOM_TRUST_BOOTLOADER is not set + +# +# I2C support +# +# CONFIG_I2C is not set +# end of I2C support + +# CONFIG_I3C is not set +# CONFIG_SPI is not set +# CONFIG_SPMI is not set +# CONFIG_HSI is not set +# CONFIG_PPS is not set + +# +# PTP clock support +# + +# +# Enable PHYLIB and NETWORK_PHY_TIMESTAMPING to see the additional clocks. +# +# end of PTP clock support + +# CONFIG_PINCTRL is not set +# CONFIG_GPIOLIB is not set +# CONFIG_W1 is not set +# CONFIG_POWER_AVS is not set +# CONFIG_POWER_RESET is not set +# CONFIG_POWER_SUPPLY is not set +# CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +# CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y +# CONFIG_SSB is not set +CONFIG_BCMA_POSSIBLE=y +# CONFIG_BCMA is not set + +# +# Multifunction device drivers +# +# CONFIG_MFD_ATMEL_FLEXCOM is not set +# CONFIG_MFD_ATMEL_HLCDC is not set +# CONFIG_MFD_MADERA is not set +# CONFIG_MFD_HI6421_PMIC is not set +# CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_KEMPLD is not set +# CONFIG_MFD_MT6397 is not set +# CONFIG_MFD_SM501 is not set +# CONFIG_ABX500_CORE is not set +# CONFIG_MFD_SYSCON is not set +# CONFIG_MFD_TI_AM335X_TSCADC is not set +# CONFIG_MFD_TQMX86 is not set +# end of Multifunction device drivers + +# CONFIG_REGULATOR is not set +# CONFIG_MEDIA_SUPPORT is not set + +# +# Graphics support +# +# CONFIG_DRM is not set + +# +# ARM devices +# +# end of ARM devices + +# +# ACP (Audio CoProcessor) Configuration +# +# end of ACP (Audio CoProcessor) Configuration + +# +# Frame buffer Devices +# +# CONFIG_FB is not set +# end of Frame buffer Devices + +# +# Backlight & LCD device support +# +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set +# end of Backlight & LCD device support +# end of Graphics support + +# CONFIG_SOUND is not set +CONFIG_USB_OHCI_LITTLE_ENDIAN=y +# CONFIG_USB_SUPPORT is not set +# CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set +# CONFIG_NEW_LEDS is not set +# CONFIG_ACCESSIBILITY is not set +CONFIG_EDAC_ATOMIC_SCRUB=y +CONFIG_EDAC_SUPPORT=y +CONFIG_RTC_LIB=y +# CONFIG_RTC_CLASS is not set +# CONFIG_DMADEVICES is not set + +# +# DMABUF options +# +# CONFIG_SYNC_FILE is not set +# CONFIG_DMABUF_HEAPS is not set +# end of DMABUF options + +# CONFIG_AUXDISPLAY is not set +# CONFIG_UIO is not set +# CONFIG_VIRT_DRIVERS is not set +# CONFIG_VIRTIO_MENU is not set + +# +# Microsoft Hyper-V guest support +# +# end of Microsoft Hyper-V guest support + +# CONFIG_GREYBUS is not set +# CONFIG_STAGING is not set +# CONFIG_GOLDFISH is not set +# CONFIG_HWSPINLOCK is not set + +# +# Clock Source drivers +# +# CONFIG_MICROCHIP_PIT64B is not set +# end of Clock Source drivers + +# CONFIG_MAILBOX is not set +# CONFIG_IOMMU_SUPPORT is not set + +# +# Remoteproc drivers +# +# CONFIG_REMOTEPROC is not set +# end of Remoteproc drivers + +# +# Rpmsg drivers +# +# CONFIG_RPMSG_VIRTIO is not set +# end of Rpmsg drivers + +# CONFIG_SOUNDWIRE is not set + +# +# SOC (System On Chip) specific Drivers +# + +# +# Amlogic SoC drivers +# +# end of Amlogic SoC drivers + +# +# Aspeed SoC drivers +# +# end of Aspeed SoC drivers + +# +# Broadcom SoC drivers +# +# end of Broadcom SoC drivers + +# +# NXP/Freescale QorIQ SoC drivers +# +# CONFIG_QUICC_ENGINE is not set +# end of NXP/Freescale QorIQ SoC drivers + +# +# i.MX SoC drivers +# +# end of i.MX SoC drivers + +# +# Qualcomm SoC drivers +# +# end of Qualcomm SoC drivers + +# CONFIG_SOC_TI is not set + +# +# Xilinx SoC drivers +# +# CONFIG_XILINX_VCU is not set +# end of Xilinx SoC drivers +# end of SOC (System On Chip) specific Drivers + +# CONFIG_PM_DEVFREQ is not set +# CONFIG_EXTCON is not set +# CONFIG_MEMORY is not set +# CONFIG_IIO is not set +# CONFIG_PWM is not set + +# +# IRQ chip support +# +CONFIG_IRQCHIP=y +# CONFIG_AL_FIC is not set +# end of IRQ chip support + +# CONFIG_IPACK_BUS is not set +# CONFIG_RESET_CONTROLLER is not set + +# +# PHY Subsystem +# +# CONFIG_GENERIC_PHY is not set +# CONFIG_BCM_KONA_USB2_PHY is not set +# CONFIG_PHY_CADENCE_DP is not set +# CONFIG_PHY_CADENCE_DPHY is not set +# CONFIG_PHY_FSL_IMX8MQ_USB is not set +# CONFIG_PHY_MIXEL_MIPI_DPHY is not set +# CONFIG_PHY_PXA_28NM_HSIC is not set +# CONFIG_PHY_PXA_28NM_USB2 is not set +# CONFIG_PHY_INTEL_EMMC is not set +# end of PHY Subsystem + +# CONFIG_POWERCAP is not set +# CONFIG_MCB is not set +# CONFIG_RAS is not set + +# +# Android +# +# CONFIG_ANDROID is not set +# end of Android + +# CONFIG_LIBNVDIMM is not set +# CONFIG_DAX is not set +# CONFIG_NVMEM is not set + +# +# HW tracing support +# +# CONFIG_STM is not set +# CONFIG_INTEL_TH is not set +# end of HW tracing support + +# CONFIG_FPGA is not set +# CONFIG_FSI is not set +# CONFIG_SIOX is not set +# CONFIG_SLIMBUS is not set +# CONFIG_INTERCONNECT is not set +# CONFIG_COUNTER is not set +# end of Device Drivers + +# +# File systems +# +CONFIG_DCACHE_WORD_ACCESS=y +# CONFIG_VALIDATE_FS_PARSER is not set +CONFIG_FS_IOMAP=y +# CONFIG_EXT2_FS is not set +# CONFIG_EXT3_FS is not set +CONFIG_EXT4_FS=y +CONFIG_EXT4_USE_FOR_EXT2=y +# CONFIG_EXT4_FS_POSIX_ACL is not set +# CONFIG_EXT4_FS_SECURITY is not set +# CONFIG_EXT4_DEBUG is not set +CONFIG_JBD2=y +# CONFIG_JBD2_DEBUG is not set +CONFIG_FS_MBCACHE=y +# CONFIG_REISERFS_FS is not set +# CONFIG_JFS_FS is not set +# CONFIG_XFS_FS is not set +# CONFIG_GFS2_FS is not set +# CONFIG_BTRFS_FS is not set +# CONFIG_NILFS2_FS is not set +# CONFIG_F2FS_FS is not set +# CONFIG_FS_DAX is not set +# CONFIG_EXPORTFS_BLOCK_OPS is not set +# CONFIG_FILE_LOCKING is not set +# CONFIG_FS_ENCRYPTION is not set +# CONFIG_FS_VERITY is not set +# CONFIG_DNOTIFY is not set +# CONFIG_INOTIFY_USER is not set +# CONFIG_FANOTIFY is not set +# CONFIG_QUOTA is not set +# CONFIG_AUTOFS4_FS is not set +# CONFIG_AUTOFS_FS is not set +# CONFIG_FUSE_FS is not set +# CONFIG_OVERLAY_FS is not set + +# +# Caches +# +# CONFIG_FSCACHE is not set +# end of Caches + +# +# CD-ROM/DVD Filesystems +# +# CONFIG_ISO9660_FS is not set +# CONFIG_UDF_FS is not set +# end of CD-ROM/DVD Filesystems + +# +# DOS/FAT/NT Filesystems +# +# CONFIG_MSDOS_FS is not set +# CONFIG_VFAT_FS is not set +# CONFIG_NTFS_FS is not set +# end of DOS/FAT/NT Filesystems + +# +# Pseudo filesystems +# +CONFIG_PROC_FS=y +# CONFIG_PROC_KCORE is not set +CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y +# CONFIG_PROC_CHILDREN is not set +CONFIG_KERNFS=y +CONFIG_SYSFS=y +# CONFIG_HUGETLBFS is not set +CONFIG_ARCH_HAS_GIGANTIC_PAGE=y +# CONFIG_CONFIGFS_FS is not set +# end of Pseudo filesystems + +# CONFIG_MISC_FILESYSTEMS is not set +# CONFIG_NLS is not set +# CONFIG_UNICODE is not set +# end of File systems + +# +# Security options +# +# CONFIG_KEYS is not set +# CONFIG_SECURITY_DMESG_RESTRICT is not set +# CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set +CONFIG_HAVE_HARDENED_USERCOPY_ALLOCATOR=y +# CONFIG_HARDENED_USERCOPY is not set +# CONFIG_FORTIFY_SOURCE is not set +# CONFIG_STATIC_USERMODEHELPER is not set +CONFIG_DEFAULT_SECURITY_DAC=y +CONFIG_LSM="lockdown,yama,loadpin,safesetid,integrity" + +# +# Kernel hardening options +# + +# +# Memory initialization +# +CONFIG_INIT_STACK_NONE=y +# CONFIG_INIT_ON_ALLOC_DEFAULT_ON is not set +# CONFIG_INIT_ON_FREE_DEFAULT_ON is not set +# end of Memory initialization +# end of Kernel hardening options +# end of Security options + +CONFIG_CRYPTO=y + +# +# Crypto core or helper +# +CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_ALGAPI2=y +CONFIG_CRYPTO_HASH=y +CONFIG_CRYPTO_HASH2=y +# CONFIG_CRYPTO_MANAGER is not set +CONFIG_CRYPTO_MANAGER_DISABLE_TESTS=y +# CONFIG_CRYPTO_NULL is not set +# CONFIG_CRYPTO_CRYPTD is not set +# CONFIG_CRYPTO_AUTHENC is not set + +# +# Public-key cryptography +# +# CONFIG_CRYPTO_RSA is not set +# CONFIG_CRYPTO_DH is not set +# CONFIG_CRYPTO_ECDH is not set +# CONFIG_CRYPTO_ECRDSA is not set +# CONFIG_CRYPTO_CURVE25519 is not set + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_CHACHA20POLY1305 is not set +# CONFIG_CRYPTO_AEGIS128 is not set +# CONFIG_CRYPTO_SEQIV is not set +# CONFIG_CRYPTO_ECHAINIV is not set + +# +# Block modes +# +# CONFIG_CRYPTO_CBC is not set +# CONFIG_CRYPTO_CFB is not set +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +# CONFIG_CRYPTO_ECB is not set +# CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_OFB is not set +# CONFIG_CRYPTO_PCBC is not set +# CONFIG_CRYPTO_XTS is not set +# CONFIG_CRYPTO_KEYWRAP is not set +# CONFIG_CRYPTO_ADIANTUM is not set +# CONFIG_CRYPTO_ESSIV is not set + +# +# Hash modes +# +# CONFIG_CRYPTO_CMAC is not set +# CONFIG_CRYPTO_HMAC is not set +# CONFIG_CRYPTO_XCBC is not set +# CONFIG_CRYPTO_VMAC is not set + +# +# Digest +# +CONFIG_CRYPTO_CRC32C=y +# CONFIG_CRYPTO_CRC32 is not set +# CONFIG_CRYPTO_XXHASH is not set +# CONFIG_CRYPTO_BLAKE2B is not set +# CONFIG_CRYPTO_BLAKE2S is not set +# CONFIG_CRYPTO_CRCT10DIF is not set +# CONFIG_CRYPTO_GHASH is not set +# CONFIG_CRYPTO_POLY1305 is not set +# CONFIG_CRYPTO_MD4 is not set +# CONFIG_CRYPTO_MD5 is not set +# CONFIG_CRYPTO_MD5_PPC is not set +# CONFIG_CRYPTO_MICHAEL_MIC is not set +# CONFIG_CRYPTO_RMD128 is not set +# CONFIG_CRYPTO_RMD160 is not set +# CONFIG_CRYPTO_RMD256 is not set +# CONFIG_CRYPTO_RMD320 is not set +# CONFIG_CRYPTO_SHA1 is not set +# CONFIG_CRYPTO_SHA1_PPC is not set +# CONFIG_CRYPTO_SHA256 is not set +# CONFIG_CRYPTO_SHA512 is not set +# CONFIG_CRYPTO_SHA3 is not set +# CONFIG_CRYPTO_SM3 is not set +# CONFIG_CRYPTO_STREEBOG is not set +# CONFIG_CRYPTO_TGR192 is not set +# CONFIG_CRYPTO_WP512 is not set + +# +# Ciphers +# +# CONFIG_CRYPTO_AES is not set +# CONFIG_CRYPTO_AES_TI is not set +# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_ARC4 is not set +# CONFIG_CRYPTO_BLOWFISH is not set +# CONFIG_CRYPTO_CAMELLIA is not set +# CONFIG_CRYPTO_CAST5 is not set +# CONFIG_CRYPTO_CAST6 is not set +# CONFIG_CRYPTO_DES is not set +# CONFIG_CRYPTO_FCRYPT is not set +# CONFIG_CRYPTO_KHAZAD is not set +# CONFIG_CRYPTO_SALSA20 is not set +# CONFIG_CRYPTO_CHACHA20 is not set +# CONFIG_CRYPTO_SEED is not set +# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_SM4 is not set +# CONFIG_CRYPTO_TEA is not set +# CONFIG_CRYPTO_TWOFISH is not set + +# +# Compression +# +# CONFIG_CRYPTO_DEFLATE is not set +# CONFIG_CRYPTO_LZO is not set +# CONFIG_CRYPTO_842 is not set +# CONFIG_CRYPTO_LZ4 is not set +# CONFIG_CRYPTO_LZ4HC is not set +# CONFIG_CRYPTO_ZSTD is not set + +# +# Random Number Generation +# +# CONFIG_CRYPTO_ANSI_CPRNG is not set +# CONFIG_CRYPTO_DRBG_MENU is not set +# CONFIG_CRYPTO_JITTERENTROPY is not set + +# +# Crypto library routines +# +# CONFIG_CRYPTO_LIB_BLAKE2S is not set +# CONFIG_CRYPTO_LIB_CHACHA is not set +# CONFIG_CRYPTO_LIB_CURVE25519 is not set +CONFIG_CRYPTO_LIB_POLY1305_RSIZE=1 +# CONFIG_CRYPTO_LIB_POLY1305 is not set +# CONFIG_CRYPTO_LIB_CHACHA20POLY1305 is not set +# CONFIG_CRYPTO_HW is not set + +# +# Certificates for signature checking +# +# end of Certificates for signature checking + +# +# Library routines +# +# CONFIG_PACKING is not set +CONFIG_BITREVERSE=y +CONFIG_GENERIC_STRNCPY_FROM_USER=y +CONFIG_GENERIC_STRNLEN_USER=y +# CONFIG_CORDIC is not set +CONFIG_ARCH_USE_CMPXCHG_LOCKREF=y +CONFIG_ARCH_HAS_FAST_MULTIPLIER=y +# CONFIG_CRC_CCITT is not set +CONFIG_CRC16=y +# CONFIG_CRC_T10DIF is not set +# CONFIG_CRC_ITU_T is not set +CONFIG_CRC32=y +# CONFIG_CRC32_SELFTEST is not set +CONFIG_CRC32_SLICEBY8=y +# CONFIG_CRC32_SLICEBY4 is not set +# CONFIG_CRC32_SARWATE is not set +# CONFIG_CRC32_BIT is not set +# CONFIG_CRC64 is not set +# CONFIG_CRC4 is not set +# CONFIG_CRC7 is not set +# CONFIG_LIBCRC32C is not set +# CONFIG_CRC8 is not set +# CONFIG_RANDOM32_SELFTEST is not set +CONFIG_ZLIB_DEFLATE=y +CONFIG_XZ_DEC=y +# CONFIG_XZ_DEC_X86 is not set +CONFIG_XZ_DEC_POWERPC=y +# CONFIG_XZ_DEC_IA64 is not set +# CONFIG_XZ_DEC_ARM is not set +# CONFIG_XZ_DEC_ARMTHUMB is not set +# CONFIG_XZ_DEC_SPARC is not set +CONFIG_XZ_DEC_BCJ=y +# CONFIG_XZ_DEC_TEST is not set +CONFIG_DECOMPRESS_XZ=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT_MAP=y +CONFIG_HAS_DMA=y +CONFIG_NEED_SG_DMA_LENGTH=y +CONFIG_NEED_DMA_MAP_STATE=y +CONFIG_ARCH_DMA_ADDR_T_64BIT=y +CONFIG_DMA_DECLARE_COHERENT=y +# CONFIG_DMA_API_DEBUG is not set +CONFIG_IOMMU_HELPER=y +# CONFIG_IRQ_POLL is not set +CONFIG_LIBFDT=y +CONFIG_ARCH_HAS_PMEM_API=y +CONFIG_ARCH_HAS_UACCESS_FLUSHCACHE=y +CONFIG_ARCH_HAS_UACCESS_MCSAFE=y +CONFIG_SBITMAP=y +# CONFIG_STRING_SELFTEST is not set +# end of Library routines + +# +# Kernel hacking +# + +# +# printk and dmesg options +# +# CONFIG_PRINTK_TIME is not set +# CONFIG_PRINTK_CALLER is not set +CONFIG_CONSOLE_LOGLEVEL_DEFAULT=7 +CONFIG_CONSOLE_LOGLEVEL_QUIET=4 +CONFIG_MESSAGE_LOGLEVEL_DEFAULT=4 +# CONFIG_SYMBOLIC_ERRNAME is not set +# CONFIG_DEBUG_BUGVERBOSE is not set +# end of printk and dmesg options + +# +# Compile-time checks and compiler options +# +# CONFIG_DEBUG_INFO is not set +# CONFIG_ENABLE_MUST_CHECK is not set +CONFIG_FRAME_WARN=2048 +# CONFIG_STRIP_ASM_SYMS is not set +# CONFIG_READABLE_ASM is not set +# CONFIG_HEADERS_INSTALL is not set +CONFIG_OPTIMIZE_INLINING=y +# CONFIG_DEBUG_SECTION_MISMATCH is not set +CONFIG_SECTION_MISMATCH_WARN_ONLY=y +# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set +# end of Compile-time checks and compiler options + +# +# Generic Kernel Debugging Instruments +# +# CONFIG_MAGIC_SYSRQ is not set +# CONFIG_DEBUG_FS is not set +CONFIG_HAVE_ARCH_KGDB=y +# CONFIG_KGDB is not set +CONFIG_ARCH_HAS_UBSAN_SANITIZE_ALL=y +# CONFIG_UBSAN is not set +CONFIG_UBSAN_ALIGNMENT=y +# end of Generic Kernel Debugging Instruments + +CONFIG_DEBUG_KERNEL=y +# CONFIG_DEBUG_MISC is not set + +# +# Memory Debugging +# +# CONFIG_PAGE_EXTENSION is not set +# CONFIG_DEBUG_PAGEALLOC is not set +# CONFIG_PAGE_OWNER is not set +# CONFIG_PAGE_POISONING is not set +# CONFIG_DEBUG_OBJECTS is not set +# CONFIG_SLUB_STATS is not set +CONFIG_HAVE_DEBUG_KMEMLEAK=y +# CONFIG_DEBUG_KMEMLEAK is not set +# CONFIG_DEBUG_STACK_USAGE is not set +# CONFIG_SCHED_STACK_END_CHECK is not set +# CONFIG_DEBUG_VM is not set +CONFIG_ARCH_HAS_DEBUG_VIRTUAL=y +# CONFIG_DEBUG_VIRTUAL is not set +# CONFIG_DEBUG_MEMORY_INIT is not set +CONFIG_HAVE_DEBUG_STACKOVERFLOW=y +# CONFIG_DEBUG_STACKOVERFLOW is not set +CONFIG_CC_HAS_KASAN_GENERIC=y +CONFIG_KASAN_STACK=1 +# end of Memory Debugging + +# CONFIG_DEBUG_SHIRQ is not set + +# +# Debug Oops, Lockups and Hangs +# +# CONFIG_PANIC_ON_OOPS is not set +CONFIG_PANIC_ON_OOPS_VALUE=0 +# CONFIG_SOFTLOCKUP_DETECTOR is not set +# CONFIG_HARDLOCKUP_DETECTOR is not set +# CONFIG_DETECT_HUNG_TASK is not set +# CONFIG_WQ_WATCHDOG is not set +# end of Debug Oops, Lockups and Hangs + +# +# Scheduler Debugging +# +# CONFIG_SCHED_DEBUG is not set +# CONFIG_SCHEDSTATS is not set +# end of Scheduler Debugging + +# CONFIG_DEBUG_TIMEKEEPING is not set + +# +# Lock Debugging (spinlocks, mutexes, etc...) +# +CONFIG_LOCK_DEBUGGING_SUPPORT=y +# CONFIG_PROVE_LOCKING is not set +# CONFIG_LOCK_STAT is not set +# CONFIG_DEBUG_RT_MUTEXES is not set +# CONFIG_DEBUG_SPINLOCK is not set +# CONFIG_DEBUG_MUTEXES is not set +# CONFIG_DEBUG_WW_MUTEX_SLOWPATH is not set +# CONFIG_DEBUG_RWSEMS is not set +# CONFIG_DEBUG_LOCK_ALLOC is not set +# CONFIG_DEBUG_ATOMIC_SLEEP is not set +# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set +# CONFIG_LOCK_TORTURE_TEST is not set +# CONFIG_WW_MUTEX_SELFTEST is not set +# end of Lock Debugging (spinlocks, mutexes, etc...) + +# CONFIG_STACKTRACE is not set +# CONFIG_WARN_ALL_UNSEEDED_RANDOM is not set +# CONFIG_DEBUG_KOBJECT is not set + +# +# Debug kernel data structures +# +# CONFIG_DEBUG_LIST is not set +# CONFIG_DEBUG_PLIST is not set +# CONFIG_DEBUG_SG is not set +# CONFIG_DEBUG_NOTIFIERS is not set +# CONFIG_BUG_ON_DATA_CORRUPTION is not set +# end of Debug kernel data structures + +# CONFIG_DEBUG_CREDENTIALS is not set + +# +# RCU Debugging +# +# CONFIG_RCU_PERF_TEST is not set +# CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_RCU_TRACE is not set +# CONFIG_RCU_EQS_DEBUG is not set +# end of RCU Debugging + +# CONFIG_DEBUG_WQ_FORCE_RR_CPU is not set +# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set +# CONFIG_LATENCYTOP is not set +CONFIG_HAVE_FUNCTION_TRACER=y +CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y +CONFIG_HAVE_DYNAMIC_FTRACE=y +CONFIG_HAVE_DYNAMIC_FTRACE_WITH_REGS=y +CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y +CONFIG_HAVE_SYSCALL_TRACEPOINTS=y +CONFIG_HAVE_C_RECORDMCOUNT=y +CONFIG_TRACING_SUPPORT=y +# CONFIG_FTRACE is not set +# CONFIG_SAMPLES is not set +CONFIG_ARCH_HAS_DEVMEM_IS_ALLOWED=y +# CONFIG_STRICT_DEVMEM is not set + +# +# powerpc Debugging +# +CONFIG_PPC_DISABLE_WERROR=y +CONFIG_PRINT_STACK_DEPTH=64 +# CONFIG_CODE_PATCHING_SELFTEST is not set +# CONFIG_FTR_FIXUP_SELFTEST is not set +# CONFIG_MSI_BITMAP_SELFTEST is not set +# CONFIG_PPC_IRQ_SOFT_MASK_DEBUG is not set +CONFIG_XMON=y +CONFIG_XMON_DEFAULT=y +CONFIG_XMON_DISASSEMBLY=y +# CONFIG_XMON_DEFAULT_RO_MODE is not set +CONFIG_DEBUGGER=y +# CONFIG_BOOTX_TEXT is not set +CONFIG_PPC_EARLY_DEBUG=y +# CONFIG_PPC_EARLY_DEBUG_MEMCONS is not set +CONFIG_PPC_EARLY_DEBUG_MICROWATT=y +# CONFIG_PPC_FAST_ENDIAN_SWITCH is not set +# end of powerpc Debugging + +# +# Kernel Testing and Coverage +# +# CONFIG_KUNIT is not set +# CONFIG_NOTIFIER_ERROR_INJECTION is not set +# CONFIG_FAULT_INJECTION is not set +CONFIG_ARCH_HAS_KCOV=y +CONFIG_CC_HAS_SANCOV_TRACE_PC=y +# CONFIG_KCOV is not set +# CONFIG_RUNTIME_TESTING_MENU is not set +# CONFIG_MEMTEST is not set +# end of Kernel Testing and Coverage +# end of Kernel hacking diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig index 1f8025383caa..5b701acc6afa 100644 --- a/arch/powerpc/platforms/Kconfig +++ b/arch/powerpc/platforms/Kconfig @@ -20,6 +20,7 @@ source "arch/powerpc/platforms/embedded6xx/Kconfig" source "arch/powerpc/platforms/44x/Kconfig" source "arch/powerpc/platforms/40x/Kconfig" source "arch/powerpc/platforms/amigaone/Kconfig" +source "arch/powerpc/platforms/microwatt/Kconfig" config KVM_GUEST bool "KVM Guest support" diff --git a/arch/powerpc/platforms/Makefile b/arch/powerpc/platforms/Makefile index 143d4417f6cc..edcb54cdb1a8 100644 --- a/arch/powerpc/platforms/Makefile +++ b/arch/powerpc/platforms/Makefile @@ -22,3 +22,4 @@ obj-$(CONFIG_PPC_CELL) += cell/ obj-$(CONFIG_PPC_PS3) += ps3/ obj-$(CONFIG_EMBEDDED6xx) += embedded6xx/ obj-$(CONFIG_AMIGAONE) += amigaone/ +obj-$(CONFIG_PPC_MICROWATT) += microwatt/ diff --git a/arch/powerpc/platforms/microwatt/Kconfig b/arch/powerpc/platforms/microwatt/Kconfig new file mode 100644 index 000000000000..981f722ae9ce --- /dev/null +++ b/arch/powerpc/platforms/microwatt/Kconfig @@ -0,0 +1,9 @@ +# SPDX-License-Identifier: GPL-2.0 +config PPC_MICROWATT + depends on PPC64 && PPC_BOOK3S + bool "Microwatt SoC platform" + select PPC_XICS + select PPC_NATIVE + help + This option enables support for FPGA-based Microwatt implementations. + diff --git a/arch/powerpc/platforms/microwatt/Makefile b/arch/powerpc/platforms/microwatt/Makefile new file mode 100644 index 000000000000..e6885b3b2ee7 --- /dev/null +++ b/arch/powerpc/platforms/microwatt/Makefile @@ -0,0 +1 @@ +obj-y += setup.o diff --git a/arch/powerpc/platforms/microwatt/setup.c b/arch/powerpc/platforms/microwatt/setup.c new file mode 100644 index 000000000000..3cfc5955a6fe --- /dev/null +++ b/arch/powerpc/platforms/microwatt/setup.c @@ -0,0 +1,40 @@ +/* + * Microwatt FPGA-based SoC platform setup code. + * + * Copyright 2020 Paul Mackerras (pau...@ozlabs.org), IBM Corp. + */ + +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/stddef.h> +#include <linux/init.h> +#include <linux/of.h> +#include <asm/machdep.h> +#include <asm/time.h> + +static void __init microwatt_calibrate_decr(void) +{ + ppc_tb_freq = 100000000; + ppc_proc_freq = 100000000; +} + +static void __init microwatt_setup_arch(void) +{ +} + +static void __init microwatt_init_IRQ(void) +{ +} + +static int __init microwatt_probe(void) +{ + return of_machine_is_compatible("microwatt-soc"); +} + +define_machine(microwatt) { + .name = "microwatt", + .probe = microwatt_probe, + .setup_arch = microwatt_setup_arch, + .init_IRQ = microwatt_init_IRQ, + .calibrate_decr = microwatt_calibrate_decr, +}; -- 2.25.3