Merge tag 'loongarch-6.18' of...

	select ARCH_SUPPORTS_LTO_CLANG_THIN

	select ARCH_SUPPORTS_MSEAL_SYSTEM_MAPPINGS

	select ARCH_SUPPORTS_NUMA_BALANCING

	select ARCH_SUPPORTS_PER_VMA_LOCK

	select ARCH_SUPPORTS_RT

	select ARCH_SUPPORTS_SCHED_SMT if SMP

	select ARCH_SUPPORTS_SCHED_MC  if SMP

config ARCH_SUPPORTS_KEXEC

	def_bool y

config ARCH_SUPPORTS_KEXEC_FILE

	def_bool 64BIT

config ARCH_SELECTS_KEXEC_FILE

	def_bool 64BIT

	depends on KEXEC_FILE

	select KEXEC_ELF

	select RELOCATABLE

	select HAVE_IMA_KEXEC if IMA

config ARCH_SUPPORTS_CRASH_DUMP

	def_bool y

# The annotate-tablejump option can not be passed to LLVM backend when LTO is enabled.

# Ensure it is aware of linker with LTO, '--loongarch-annotate-tablejump' also needs to

# be passed via '-mllvm' to ld.lld.

KBUILD_LDFLAGS			+= -mllvm --loongarch-annotate-tablejump

KBUILD_LDFLAGS			+= $(call ld-option,-mllvm --loongarch-annotate-tablejump)

endif

endif

LDFLAGS_vmlinux			+= -static -pie --no-dynamic-linker -z notext $(call ld-option, --apply-dynamic-relocs)

endif

cflags-y += $(call cc-option, -mno-check-zero-division)

cflags-y += $(call cc-option, -mno-check-zero-division -fno-isolate-erroneous-paths-dereference)

ifndef CONFIG_KASAN

cflags-y += -fno-builtin-memcpy -fno-builtin-memmove -fno-builtin-memset

CONFIG_KALLSYMS_ALL=y

CONFIG_PERF_EVENTS=y

CONFIG_KEXEC=y

CONFIG_KEXEC_FILE=y

CONFIG_CRASH_DUMP=y

CONFIG_LOONGARCH=y

CONFIG_64BIT=y

CONFIG_EFI=y

CONFIG_SMP=y

CONFIG_HOTPLUG_CPU=y

CONFIG_NR_CPUS=256

CONFIG_NR_CPUS=2048

CONFIG_NUMA=y

CONFIG_CPU_HAS_FPU=y

CONFIG_CPU_HAS_LSX=y

CONFIG_INET_IPCOMP=m

CONFIG_INET_UDP_DIAG=y

CONFIG_TCP_CONG_ADVANCED=y

CONFIG_TCP_CONG_BBR=m

CONFIG_TCP_CONG_BIC=y

CONFIG_TCP_CONG_HSTCP=m

CONFIG_TCP_CONG_HYBLA=m

CONFIG_TCP_CONG_VEGAS=m

CONFIG_TCP_CONG_NV=m

CONFIG_TCP_CONG_SCALABLE=m

CONFIG_TCP_CONG_VENO=m

CONFIG_TCP_CONG_DCTCP=m

CONFIG_TCP_CONG_CDG=m

CONFIG_TCP_CONG_BBR=y

CONFIG_IPV6_ROUTER_PREF=y

CONFIG_IPV6_ROUTE_INFO=y

CONFIG_INET6_AH=m

CONFIG_NET_SCHED=y

CONFIG_NET_SCH_HTB=m

CONFIG_NET_SCH_PRIO=m

CONFIG_NET_SCH_MULTIQ=m

CONFIG_NET_SCH_RED=m

CONFIG_NET_SCH_SFB=m

CONFIG_NET_SCH_SFQ=m

CONFIG_NET_SCH_TBF=m

CONFIG_NET_SCH_CBS=m

CONFIG_NET_SCH_GRED=m

CONFIG_NET_SCH_NETEM=m

CONFIG_NET_SCH_MQPRIO=m

CONFIG_NET_SCH_SKBPRIO=m

CONFIG_NET_SCH_QFQ=m

CONFIG_NET_SCH_CODEL=m

CONFIG_NET_SCH_FQ_CODEL=m

CONFIG_NET_SCH_CAKE=m

CONFIG_NET_SCH_FQ=m

CONFIG_NET_SCH_PIE=m

CONFIG_NET_SCH_FQ_PIE=m

CONFIG_NET_SCH_INGRESS=m

CONFIG_NET_SCH_DEFAULT=y

CONFIG_NET_CLS_BASIC=m

CONFIG_NET_CLS_FW=m

CONFIG_NET_CLS_U32=m

CONFIG_NET_CLS_FLOW=m

CONFIG_NET_CLS_CGROUP=m

CONFIG_NET_CLS_BPF=m

CONFIG_NET_CLS_FLOWER=m

CONFIG_NET_CLS_MATCHALL=m

CONFIG_NET_CLS_ACT=y

CONFIG_NET_ACT_POLICE=m

CONFIG_NET_ACT_GACT=m

CONFIG_DEVTMPFS_MOUNT=y

CONFIG_FW_LOADER_COMPRESS=y

CONFIG_FW_LOADER_COMPRESS_ZSTD=y

CONFIG_SYSFB_SIMPLEFB=y

CONFIG_EFI_ZBOOT=y

CONFIG_EFI_BOOTLOADER_CONTROL=m

CONFIG_EFI_CAPSULE_LOADER=m

CONFIG_MTD_CFI_STAA=m

CONFIG_MTD_RAM=m

CONFIG_MTD_ROM=m

CONFIG_MTD_RAW_NAND=m

CONFIG_MTD_NAND_PLATFORM=m

CONFIG_MTD_NAND_LOONGSON=m

CONFIG_MTD_NAND_ECC_SW_HAMMING_SMC=y

CONFIG_MTD_NAND_ECC_SW_BCH=y

CONFIG_MTD_UBI=m

CONFIG_MTD_UBI_BLOCK=y

CONFIG_PARPORT=y

CONFIG_E1000E=y

CONFIG_IGB=y

CONFIG_IXGBE=y

CONFIG_I40E=y

CONFIG_ICE=y

CONFIG_FM10K=y

CONFIG_IGC=y

CONFIG_IDPF=y

# CONFIG_NET_VENDOR_MARVELL is not set

# CONFIG_NET_VENDOR_MELLANOX is not set

# CONFIG_NET_VENDOR_MICREL is not set

CONFIG_INPUT_MOUSEDEV=y

CONFIG_INPUT_MOUSEDEV_PSAUX=y

CONFIG_INPUT_EVDEV=y

CONFIG_KEYBOARD_GPIO=m

CONFIG_KEYBOARD_GPIO_POLLED=m

CONFIG_KEYBOARD_MATRIX=m

CONFIG_KEYBOARD_XTKBD=m

CONFIG_MOUSE_PS2_ELANTECH=y

CONFIG_MOUSE_PS2_SENTELIC=y

CONFIG_IPMI_HANDLER=m

CONFIG_IPMI_DEVICE_INTERFACE=m

CONFIG_IPMI_SI=m

CONFIG_IPMI_LS2K=y

CONFIG_HW_RANDOM=y

CONFIG_HW_RANDOM_VIRTIO=m

CONFIG_TCG_TPM=m

CONFIG_TCG_LOONGSON=m

CONFIG_I2C_CHARDEV=y

CONFIG_I2C_PIIX4=y

CONFIG_I2C_DESIGNWARE_CORE=y

CONFIG_GPIO_SYSFS=y

CONFIG_GPIO_LOONGSON=y

CONFIG_GPIO_LOONGSON_64BIT=y

CONFIG_GPIO_PCA953X=m

CONFIG_GPIO_PCA953X_IRQ=y

CONFIG_GPIO_PCA9570=m

CONFIG_GPIO_PCF857X=m

CONFIG_POWER_RESET=y

CONFIG_POWER_RESET_RESTART=y

CONFIG_POWER_RESET_SYSCON=y

CONFIG_SENSORS_W83795=m

CONFIG_SENSORS_W83627HF=m

CONFIG_LOONGSON2_THERMAL=m

CONFIG_MFD_LOONGSON_SE=m

CONFIG_RC_CORE=m

CONFIG_LIRC=y

CONFIG_RC_DECODERS=y

CONFIG_DRM_QXL=m

CONFIG_DRM_VIRTIO_GPU=m

CONFIG_DRM_LOONGSON=y

CONFIG_DRM_SIMPLEDRM=y

CONFIG_FB=y

CONFIG_FB_EFI=y

CONFIG_FB_RADEON=y

CONFIG_SND_HDA_CODEC_HDMI_NVIDIA=y

CONFIG_SND_HDA_CODEC_CONEXANT=y

CONFIG_SND_USB_AUDIO=m

CONFIG_SND_USB_AUDIO_MIDI_V2=y

CONFIG_SND_SOC=m

CONFIG_SND_SOC_LOONGSON_CARD=m

CONFIG_SND_SOC_ES7134=m

CONFIG_TYPEC_TCPCI=m

CONFIG_TYPEC_UCSI=m

CONFIG_UCSI_ACPI=m

CONFIG_MMC=y

CONFIG_MMC_LOONGSON2=m

CONFIG_INFINIBAND=m

CONFIG_EDAC=y

# CONFIG_EDAC_LEGACY_SYSFS is not set

CONFIG_NTB_PERF=m

CONFIG_NTB_TRANSPORT=m

CONFIG_PWM=y

CONFIG_PWM_LOONGSON=y

CONFIG_GENERIC_PHY=y

CONFIG_USB4=y

CONFIG_EXT2_FS=y

CONFIG_EXT2_FS_XATTR=y

CONFIG_EXT2_FS_POSIX_ACL=y

CONFIG_EXT2_FS_SECURITY=y

CONFIG_EXT3_FS=y

CONFIG_EXT3_FS_POSIX_ACL=y

CONFIG_EXT3_FS_SECURITY=y

CONFIG_EXT4_FS=y

CONFIG_EXT4_FS_POSIX_ACL=y

CONFIG_EXT4_FS_SECURITY=y

CONFIG_JFS_FS=m

CONFIG_JFS_POSIX_ACL=y

CONFIG_JFS_SECURITY=y

CONFIG_XFS_FS=y

CONFIG_XFS_SUPPORT_V4=y

CONFIG_XFS_SUPPORT_ASCII_CI=y

CONFIG_XFS_QUOTA=y

CONFIG_XFS_POSIX_ACL=y

CONFIG_GFS2_FS=m

CONFIG_CIFS=m

# CONFIG_CIFS_DEBUG is not set

CONFIG_9P_FS=y

CONFIG_NLS_DEFAULT="utf8"

CONFIG_NLS_CODEPAGE_437=y

CONFIG_NLS_CODEPAGE_936=y

CONFIG_NLS_CODEPAGE_950=y

CONFIG_NLS_ASCII=y

CONFIG_NLS_ISO8859_1=y

CONFIG_NLS_UTF8=y

CONFIG_DLM=m

CONFIG_KEY_DH_OPERATIONS=y

CONFIG_CRYPTO_KHAZAD=m

CONFIG_CRYPTO_SEED=m

CONFIG_CRYPTO_SERPENT=m

CONFIG_CRYPTO_SM4_GENERIC=m

CONFIG_CRYPTO_TEA=m

CONFIG_CRYPTO_TWOFISH=m

CONFIG_CRYPTO_CHACHA20POLY1305=m

CONFIG_CRYPTO_SM3_GENERIC=m

CONFIG_CRYPTO_WP512=m

CONFIG_CRYPTO_DEFLATE=m

CONFIG_CRYPTO_LZO=m

CONFIG_CRYPTO_USER_API_RNG=m

CONFIG_CRYPTO_USER_API_AEAD=m

CONFIG_CRYPTO_DEV_VIRTIO=m

CONFIG_CRYPTO_DEV_LOONGSON_RNG=m

CONFIG_DMA_CMA=y

CONFIG_DMA_NUMA_CMA=y

CONFIG_CMA_SIZE_MBYTES=0

/* SPDX-License-Identifier: GPL-2.0 */

/*

 * LoongArch binary image header for EFI(PE/COFF) format.

 *

 * Author: Youling Tang <tangyouling@kylinos.cn>

 * Copyright (C) 2025 KylinSoft Corporation.

 */

#ifndef __ASM_IMAGE_H

#define __ASM_IMAGE_H

#ifndef __ASSEMBLER__

/**

 * struct loongarch_image_header

 *

 * @dos_sig: Optional PE format 'MZ' signature.

 * @padding_1: Reserved.

 * @kernel_entry: Kernel image entry pointer.

 * @kernel_asize: An estimated size of the memory image size in LSB byte order.

 * @text_offset: The image load offset in LSB byte order.

 * @padding_2: Reserved.

 * @pe_header: Optional offset to a PE format header.

 **/

struct loongarch_image_header {

	uint8_t dos_sig[2];

	uint16_t padding_1[3];

	uint64_t kernel_entry;

	uint64_t kernel_asize;

	uint64_t text_offset;

	uint32_t padding_2[7];

	uint32_t pe_header;

};

/*

 * loongarch_header_check_dos_sig - Helper to check the header

 *

 * Returns true (non-zero) if 'MZ' signature is found.

 */

static inline int loongarch_header_check_dos_sig(const struct loongarch_image_header *h)

{

	if (!h)

		return 0;

	return (h->dos_sig[0] == 'M' && h->dos_sig[1] == 'Z');

}

#endif /* __ASSEMBLER__ */

#endif /* __ASM_IMAGE_H */

	iocsrwrh_op     = 0x19205,

	iocsrwrw_op     = 0x19206,

	iocsrwrd_op     = 0x19207,

	llacqw_op	= 0xe15e0,

	screlw_op	= 0xe15e1,

	llacqd_op	= 0xe15e2,

	screld_op	= 0xe15e3,

};

enum reg2i5_op {

	fldxd_op	= 0x7068,

	fstxs_op	= 0x7070,

	fstxd_op	= 0x7078,

	scq_op		= 0x70ae,

	amswapw_op	= 0x70c0,

	amswapd_op	= 0x70c1,

	amaddw_op	= 0x70c2,