xtensa: virt: add defconfig and DTS

// SPDX-License-Identifier: GPL-2.0

/dts-v1/;

/ {

	compatible = "cdns,xtensa-iss";

	#address-cells = <1>;

	#size-cells = <1>;

	interrupt-parent = <&pic>;

	chosen {

		bootargs = "console=ttyS0,115200n8 debug";

	};

	memory@0 {

		device_type = "memory";

		reg = <0x00000000 0x80000000>;

	};

	cpus {

		#address-cells = <1>;

		#size-cells = <0>;

		cpu@0 {

			compatible = "cdns,xtensa-cpu";

			reg = <0>;

			clocks = <&osc>;

		};

	};

	clocks {

		osc: osc {

			#clock-cells = <0>;

			compatible = "fixed-clock";

			clock-frequency = <40000000>;

		};

	};

	pic: pic {

		compatible = "cdns,xtensa-pic";

		/* one cell: internal irq number,

		 * two cells: second cell == 0: internal irq number

		 *            second cell == 1: external irq number

		 */

		#address-cells = <0>;

		#interrupt-cells = <2>;

		interrupt-controller;

	};

	pci {

		compatible = "pci-host-ecam-generic";

		device_type = "pci";

		#address-cells = <3>;

		#size-cells = <2>;

		#interrupt-cells = <0x1>;

		bus-range = <0x0 0x3f>;

		reg = <0xc0000000 0x04000000>;

		     // BUS_ADDRESS(3)  CPU_PHYSICAL(1)  SIZE(2)

		ranges = <0x01000000 0x0 0xc4000000  0xc4000000  0x0 0x04000000>,

			 <0x02000000 0x0 0xc8000000  0xc8000000  0x0 0x18000000>;

		     // PCI_DEVICE(3)  INT#(1)  CONTROLLER(PHANDLE)  CONTROLLER_DATA(2)

		interrupt-map = <

			0x0000 0x0 0x0  0x1  &pic  0x0 0x1

			0x0800 0x0 0x0  0x1  &pic  0x1 0x1

			0x1000 0x0 0x0  0x1  &pic  0x2 0x1

			0x1800 0x0 0x0  0x1  &pic  0x3 0x1

			>;

		interrupt-map-mask = <0x1800 0x0 0x0  0x7>;

	};

};

CONFIG_SYSVIPC=y

CONFIG_POSIX_MQUEUE=y

CONFIG_NO_HZ_IDLE=y

CONFIG_HIGH_RES_TIMERS=y

CONFIG_PREEMPT=y

CONFIG_IRQ_TIME_ACCOUNTING=y

CONFIG_BSD_PROCESS_ACCT=y

CONFIG_MEMCG=y

CONFIG_CGROUP_FREEZER=y

CONFIG_CGROUP_DEVICE=y

CONFIG_CGROUP_CPUACCT=y

CONFIG_CGROUP_DEBUG=y

CONFIG_NAMESPACES=y

CONFIG_SCHED_AUTOGROUP=y

CONFIG_RELAY=y

CONFIG_BLK_DEV_INITRD=y

CONFIG_EXPERT=y

CONFIG_SYSCTL_SYSCALL=y

CONFIG_KALLSYMS_ALL=y

CONFIG_PERF_EVENTS=y

CONFIG_XTENSA_VARIANT_DC233C=y

CONFIG_XTENSA_UNALIGNED_USER=y

CONFIG_VECTORS_OFFSET=0x00002000

CONFIG_XTENSA_KSEG_512M=y

CONFIG_HIGHMEM=y

CONFIG_CMDLINE_BOOL=y

CONFIG_CMDLINE="console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=0x80000000@0"

CONFIG_USE_OF=y

CONFIG_BUILTIN_DTB_SOURCE="virt"

# CONFIG_PARSE_BOOTPARAM is not set

CONFIG_JUMP_LABEL=y

CONFIG_MODULES=y

CONFIG_MODULE_UNLOAD=y

# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set

# CONFIG_COMPACTION is not set

CONFIG_NET=y

CONFIG_PACKET=y

CONFIG_UNIX=y

CONFIG_INET=y

CONFIG_IP_MULTICAST=y

CONFIG_IP_PNP=y

CONFIG_IP_PNP_DHCP=y

CONFIG_IP_PNP_BOOTP=y

CONFIG_IP_PNP_RARP=y

# CONFIG_IPV6 is not set

CONFIG_NETFILTER=y

# CONFIG_WIRELESS is not set

CONFIG_PCI=y

CONFIG_PCI_HOST_GENERIC=y

CONFIG_UEVENT_HELPER=y

CONFIG_DEVTMPFS=y

CONFIG_DEVTMPFS_MOUNT=y

# CONFIG_STANDALONE is not set

CONFIG_BLK_DEV_LOOP=y

CONFIG_BLK_DEV_RAM=y

CONFIG_VIRTIO_BLK=y

CONFIG_SCSI=y

CONFIG_BLK_DEV_SD=y

CONFIG_NETDEVICES=y

CONFIG_VIRTIO_NET=y

# CONFIG_ETHERNET is not set

# CONFIG_WLAN is not set

CONFIG_INPUT_MOUSEDEV=y

CONFIG_INPUT_EVDEV=y

# CONFIG_INPUT_KEYBOARD is not set

# CONFIG_LEGACY_PTYS is not set

CONFIG_HW_RANDOM=y

CONFIG_HW_RANDOM_VIRTIO=y

# CONFIG_HWMON is not set

CONFIG_DRM=y

CONFIG_DRM_VGEM=y

CONFIG_DRM_VIRTIO_GPU=y

CONFIG_FB_MODE_HELPERS=y

# CONFIG_VGA_CONSOLE is not set

CONFIG_FRAMEBUFFER_CONSOLE=y

CONFIG_LOGO=y

# CONFIG_USB_SUPPORT is not set

CONFIG_VIRTIO_PCI=y

CONFIG_VIRTIO_INPUT=y

# CONFIG_IOMMU_SUPPORT is not set

CONFIG_EXT3_FS=y

CONFIG_FANOTIFY=y

CONFIG_VFAT_FS=y

CONFIG_PROC_KCORE=y

CONFIG_TMPFS=y

CONFIG_TMPFS_POSIX_ACL=y

CONFIG_NFS_FS=y

CONFIG_NFS_V4=y

CONFIG_NFS_SWAP=y

CONFIG_ROOT_NFS=y

CONFIG_SUNRPC_DEBUG=y

CONFIG_NLS_CODEPAGE_437=y

CONFIG_NLS_ISO8859_1=y

CONFIG_CRYPTO_ECHAINIV=y

CONFIG_CRYPTO_DEFLATE=y

CONFIG_CRYPTO_LZO=y

CONFIG_CRYPTO_ANSI_CPRNG=y

CONFIG_CRYPTO_DEV_VIRTIO=y

CONFIG_FONTS=y

CONFIG_PRINTK_TIME=y

CONFIG_DYNAMIC_DEBUG=y

CONFIG_DEBUG_INFO=y

CONFIG_MAGIC_SYSRQ=y

# CONFIG_SCHED_DEBUG is not set

CONFIG_SCHEDSTATS=y

CONFIG_DEBUG_RT_MUTEXES=y

CONFIG_DEBUG_SPINLOCK=y

CONFIG_DEBUG_MUTEXES=y

CONFIG_DEBUG_ATOMIC_SLEEP=y

CONFIG_STACKTRACE=y

CONFIG_RCU_TRACE=y

# CONFIG_FTRACE is not set

# CONFIG_S32C1I_SELFTEST is not set