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linux
// SPDX-License-Identifier: GPL-2.0 #include <linux/ftrace.h> #include <linux/percpu.h> #include <linux/slab.h> #include <linux/uaccess.h> #include <linux/pgtable.h> #include <linux/cpuidle.h> #include <asm/alternative.h> #include <asm/cacheflush.h> #include <asm/cpufeature.h> #include <asm/cpuidle.h> #include <asm/dai...
arch/arm64/kernel/suspend.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * AArch64-specific system calls implementation * * Copyright (C) 2012 ARM Ltd. * Author: Catalin Marinas <catalin.marinas@arm.com> */ #include <linux/compiler.h> #include <linux/errno.h> #include <linux/fs.h> #include <linux/mm.h> #include <linux/export.h> #include <lin...
arch/arm64/kernel/sys.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm64/kernel/sys32.c * * Copyright (C) 2015 ARM Ltd. */ #include <linux/compat.h> #include <linux/compiler.h> #include <linux/syscalls.h> #include <asm/syscall.h> #include <asm/unistd_compat_32.h> asmlinkage long compat_sys_sigreturn(void); asmlinkage long compa...
arch/arm64/kernel/sys32.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/sys_arm.c * * Copyright (C) People who wrote linux/arch/i386/kernel/sys_i386.c * Copyright (C) 1995, 1996 Russell King. * Copyright (C) 2012 ARM Ltd. */ #include <linux/compat.h> #include <linux/cpufeature.h> #include <linux/sched.h> #include...
arch/arm64/kernel/sys_compat.c
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linux
// SPDX-License-Identifier: GPL-2.0 #include <linux/compiler.h> #include <linux/context_tracking.h> #include <linux/errno.h> #include <linux/nospec.h> #include <linux/ptrace.h> #include <linux/randomize_kstack.h> #include <linux/syscalls.h> #include <asm/debug-monitors.h> #include <asm/exception.h> #include <asm/fpsi...
arch/arm64/kernel/syscall.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/time.c * * Copyright (C) 1991, 1992, 1995 Linus Torvalds * Modifications for ARM (C) 1994-2001 Russell King * Copyright (C) 2012 ARM Ltd. */ #include <linux/clockchips.h> #include <linux/export.h> #include <linux/kernel.h> #include <linux/in...
arch/arm64/kernel/time.c
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linux
/* * arch/arm64/kernel/topology.c * * Copyright (C) 2011,2013,2014 Linaro Limited. * * Based on the arm32 version written by Vincent Guittot in turn based on * arch/sh/kernel/topology.c * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main...
arch/arm64/kernel/topology.c
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linux
/* SPDX-License-Identifier: GPL-2.0 */ #undef TRACE_SYSTEM #define TRACE_SYSTEM emulation #if !defined(_TRACE_EMULATION_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_EMULATION_H #include <linux/tracepoint.h> TRACE_EVENT(instruction_emulation, TP_PROTO(const char *instr, u64 addr), TP_ARGS(instr, addr), ...
arch/arm64/kernel/trace-events-emulation.h
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Based on arch/arm/kernel/traps.c * * Copyright (C) 1995-2009 Russell King * Copyright (C) 2012 ARM Ltd. */ #include <linux/bug.h> #include <linux/context_tracking.h> #include <linux/signal.h> #include <linux/kallsyms.h> #include <linux/kprobes.h> #include <linux/spinl...
arch/arm64/kernel/traps.c
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Limited * * Author: Will Deacon <will.deacon@arm.com> */ #include <linux/init.h> #include <linux/linkage.h> #include <linux/const.h> #include <asm/assembler.h> #include <asm/page.h> .globl vdso_start, vdso_end .section .rodata .balign PAGE...
arch/arm64/kernel/vdso-wrap.S
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * VDSO implementations. * * Copyright (C) 2012 ARM Limited * * Author: Will Deacon <will.deacon@arm.com> */ #include <linux/cache.h> #include <linux/clocksource.h> #include <linux/elf.h> #include <linux/err.h> #include <linux/errno.h> #include <linux/gfp.h> #include <l...
arch/arm64/kernel/vdso.c
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linux
/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2012 ARM Limited */ #include <linux/init.h> #include <linux/linkage.h> #include <linux/const.h> #include <asm/page.h> .globl vdso32_start, vdso32_end .section .rodata .balign PAGE_SIZE vdso32_start: .incbin "arch/arm64/kernel/vdso32/vdso.so" .balign PAG...
arch/arm64/kernel/vdso32-wrap.S
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linux
// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) Linaro. * Copyright (C) Huawei Futurewei Technologies. */ #include <linux/vmcore_info.h> #include <asm/cpufeature.h> #include <asm/memory.h> #include <asm/pgtable-hwdef.h> #include <asm/pointer_auth.h> static inline u64 get_tcr_el1_t1sz(void); static inline u...
arch/arm64/kernel/vmcore_info.c
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linux
/* SPDX-License-Identifier: GPL-2.0 */ /* * ld script to make ARM Linux kernel * taken from the i386 version by Russell King * Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz> */ #include <asm/hyp_image.h> #ifdef CONFIG_KVM #define HYPERVISOR_EXTABLE \ . = ALIGN(SZ_8); \ __start___kvm_ex_table = .; ...
arch/arm64/kernel/vmlinux.lds.S
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linux
// SPDX-License-Identifier: GPL-2.0 #include <linux/nmi.h> #include <linux/cpufreq.h> #include <linux/perf/arm_pmu.h> /* * Safe maximum CPU frequency in case a particular platform doesn't implement * cpufreq driver. Although, architecture doesn't put any restrictions on * maximum frequency but 5 GHz seems to be saf...
arch/arm64/kernel/watchdog_hld.c
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linux
// SPDX-License-Identifier: GPL-2.0 /* * Early cpufeature override framework * * Copyright (C) 2020 Google LLC * Author: Marc Zyngier <maz@kernel.org> */ #include <linux/ctype.h> #include <linux/kernel.h> #include <linux/libfdt.h> #include <asm/cacheflush.h> #include <asm/cpufeature.h> #include <asm/setup.h> #i...
arch/arm64/kernel/pi/idreg-override.c
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linux
// SPDX-License-Identifier: GPL-2.0-only // Copyright 2022 Google LLC // Author: Ard Biesheuvel <ardb@google.com> // NOTE: code in this file runs *very* early, and is not permitted to use // global variables or anything that relies on absolute addressing. #include <linux/libfdt.h> #include <linux/init.h> #include <li...
arch/arm64/kernel/pi/kaslr_early.c
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linux
// SPDX-License-Identifier: GPL-2.0-only // Copyright 2023 Google LLC // Author: Ard Biesheuvel <ardb@google.com> #include <linux/init.h> #include <linux/libfdt.h> #include <linux/linkage.h> #include <linux/types.h> #include <linux/sizes.h> #include <linux/string.h> #include <asm/memory.h> #include <asm/pgalloc.h> #i...
arch/arm64/kernel/pi/map_kernel.c
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linux
// SPDX-License-Identifier: GPL-2.0-only // Copyright 2023 Google LLC // Author: Ard Biesheuvel <ardb@google.com> #include <linux/types.h> #include <linux/sizes.h> #include <asm/memory.h> #include <asm/pgalloc.h> #include <asm/pgtable.h> #include "pi.h" /** * map_range - Map a contiguous range of physical pages in...
arch/arm64/kernel/pi/map_range.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2022 - Google LLC * Author: Ard Biesheuvel <ardb@google.com> */ #include <linux/errno.h> #include <linux/init.h> #include <linux/linkage.h> #include <linux/types.h> #include <asm/scs.h> #include "pi.h" bool dynamic_scs_is_enabled; // // This minimal DW...
arch/arm64/kernel/pi/patch-scs.c
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linux
// SPDX-License-Identifier: GPL-2.0-only // Copyright 2023 Google LLC // Author: Ard Biesheuvel <ardb@google.com> #include <linux/types.h> #define __prel64_initconst __section(".init.rodata.prel64") #define PREL64(type, name) union { type *name; prel64_t name ## _prel; } #define prel64_pointer(__d) (typeof(__d))pre...
arch/arm64/kernel/pi/pi.h
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2023 - Google LLC * Author: Ard Biesheuvel <ardb@google.com> */ #include <elf.h> #include <fcntl.h> #include <stdbool.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <sys/mman.h> #include <sys/stat.h> #include <sys/types.h> #include ...
arch/arm64/kernel/pi/relacheck.c
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linux
// SPDX-License-Identifier: GPL-2.0-only // Copyright 2023 Google LLC // Authors: Ard Biesheuvel <ardb@google.com> // Peter Collingbourne <pcc@google.com> #include <linux/elf.h> #include <linux/init.h> #include <linux/types.h> #include "pi.h" extern const Elf64_Rela rela_start[], rela_end[]; extern const u6...
arch/arm64/kernel/pi/relocate.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm64/kernel/probes/decode-insn.c * * Copyright (C) 2013 Linaro Limited. */ #include <linux/kernel.h> #include <linux/kprobes.h> #include <linux/module.h> #include <linux/kallsyms.h> #include <asm/insn.h> #include <asm/sections.h> #include "decode-insn.h" #includ...
arch/arm64/kernel/probes/decode-insn.c
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm64/kernel/probes/decode-insn.h * * Copyright (C) 2013 Linaro Limited. */ #ifndef _ARM_KERNEL_KPROBES_ARM64_H #define _ARM_KERNEL_KPROBES_ARM64_H #include <asm/kprobes.h> /* * ARM strongly recommends a limit of 128 bytes between LoadExcl and * StoreExcl i...
arch/arm64/kernel/probes/decode-insn.h
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm64/kernel/probes/kprobes.c * * Kprobes support for ARM64 * * Copyright (C) 2013 Linaro Limited. * Author: Sandeepa Prabhu <sandeepa.prabhu@linaro.org> */ #define pr_fmt(fmt) "kprobes: " fmt #include <linux/execmem.h> #include <linux/extable.h> #include <lin...
arch/arm64/kernel/probes/kprobes.c
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linux
/* SPDX-License-Identifier: GPL-2.0 */ /* * trampoline entry and return code for kretprobes. */ #include <linux/linkage.h> #include <asm/asm-bug.h> #include <asm/assembler.h> .text SYM_CODE_START(__kretprobe_trampoline) /* * Trigger a breakpoint exception. The PC will be adjusted by * kretprobe_brk_handler()...
arch/arm64/kernel/probes/kprobes_trampoline.S
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * arch/arm64/kernel/probes/simulate-insn.c * * Copyright (C) 2013 Linaro Limited. */ #include <linux/bitops.h> #include <linux/kernel.h> #include <linux/kprobes.h> #include <asm/ptrace.h> #include <asm/traps.h> #include "simulate-insn.h" #include "asm/gcs.h" #define b...
arch/arm64/kernel/probes/simulate-insn.c
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm64/kernel/probes/simulate-insn.h * * Copyright (C) 2013 Linaro Limited */ #ifndef _ARM_KERNEL_KPROBES_SIMULATE_INSN_H #define _ARM_KERNEL_KPROBES_SIMULATE_INSN_H void simulate_adr_adrp(u32 opcode, long addr, struct pt_regs *regs); void simulate_b_bl(u32 opc...
arch/arm64/kernel/probes/simulate-insn.h
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2016 Pratyush Anand <panand@redhat.com> */ #include <linux/highmem.h> #include <linux/ptrace.h> #include <linux/uprobes.h> #include <asm/cacheflush.h> #include <asm/gcs.h> #include "decode-insn.h" #define UPROBE_INV_FAULT_CODE UINT_MAX void arch_upro...
arch/arm64/kernel/probes/uprobes.c
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Limited * * Author: Will Deacon <will.deacon@arm.com> * * This supplies .note.* sections to go into the PT_NOTE inside the vDSO text. * Here we can supply some information useful to userland. */ #include <linux/uts.h> #include <linux/versio...
arch/arm64/kernel/vdso/note.S
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Sigreturn trampoline for returning from a signal when the SA_RESTORER * flag is not set. It serves primarily as a hall of shame for crappy * unwinders and features an exciting but mysterious NOP instruction. * * It's also fragile as hell, so please think twice befor...
arch/arm64/kernel/vdso/sigreturn.S
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * GNU linker script for the VDSO library. * * Copyright (C) 2012 ARM Limited * * Author: Will Deacon <will.deacon@arm.com> * Heavily based on the vDSO linker scripts for other archs. */ #include <linux/const.h> #include <asm/page.h> #include <asm/vdso.h> #include <a...
arch/arm64/kernel/vdso/vdso.lds.S
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linux
// SPDX-License-Identifier: GPL-2.0 #include <linux/linkage.h> #include <asm/cache.h> #include <asm/assembler.h> .text #define state0 v0 #define state1 v1 #define state2 v2 #define state3 v3 #define copy0 v4 #define copy0_q q4 #define copy1 v5 #define copy2 v6 #define copy3 v7 #define copy3_d d7 #define o...
arch/arm64/kernel/vdso/vgetrandom-chacha.S
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linux
// SPDX-License-Identifier: GPL-2.0 #include <uapi/asm-generic/errno.h> typeof(__cvdso_getrandom) __kernel_getrandom; ssize_t __kernel_getrandom(void *buffer, size_t len, unsigned int flags, void *opaque_state, size_t opaque_len) { if (alternative_has_cap_likely(ARM64_HAS_FPSIMD)) return __cvdso_getrandom(buffer,...
arch/arm64/kernel/vdso/vgetrandom.c
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linux
// SPDX-License-Identifier: GPL-2.0 /* * ARM64 userspace implementations of gettimeofday() and similar. * * Copyright (C) 2018 ARM Limited * */ int __kernel_clock_gettime(clockid_t clock, struct __kernel_timespec *ts); int __kernel_gettimeofday(struct __kernel_old_timeval *tv, struct timezone *tz); int __kernel_c...
arch/arm64/kernel/vdso/vgettimeofday.c
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linux
/* SPDX-License-Identifier: GPL-2.0 */ /* * Adapted from arm64 version. * * GNU linker script for the VDSO library. * Heavily based on the vDSO linker scripts for other archs. * * Copyright (C) 2012-2018 ARM Limited */ #include <linux/const.h> #include <asm/page.h> #include <asm/vdso.h> #include <asm-generic/vm...
arch/arm64/kernel/vdso32/vdso.lds.S
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linux
// SPDX-License-Identifier: GPL-2.0 /* * ARM64 compat userspace implementations of gettimeofday() and similar. * * Copyright (C) 2018 ARM Limited * */ #define BUILD_VDSO32_64 #include <vdso/gettime.h> int __vdso_clock_gettime(clockid_t clock, struct old_timespec32 *ts) { return __cvdso_clock_gettime32(clock,...
arch/arm64/kernel/vdso32/vgettimeofday.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 ARM Ltd. * Author: Marc Zyngier <marc.zyngier@arm.com> */ #include <linux/cpu.h> #include <linux/kvm.h> #include <linux/kvm_host.h> #include <linux/interrupt.h> #include <linux/irq.h> #include <linux/irqdomain.h> #include <linux/uaccess.h> #include <...
arch/arm64/kvm/arch_timer.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> */ #include <linux/bug.h> #include <linux/cpu_pm.h> #include <linux/errno.h> #include <linux/err.h> #include <linux/kvm_host.h> #include <linux/l...
arch/arm64/kvm/arm.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 - Linaro Ltd * Author: Jintack Lim <jintack.lim@linaro.org> */ #include <linux/kvm_host.h> #include <asm/esr.h> #include <asm/kvm_hyp.h> #include <asm/kvm_mmu.h> static void fail_s1_walk(struct s1_walk_result *wr, u8 fst, bool s1ptw) { wr->fst = f...
arch/arm64/kvm/at.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2025 Google LLC * Author: Marc Zyngier <maz@kernel.org> */ #include <linux/kvm_host.h> #include <asm/kvm_emulate.h> #include <asm/kvm_nested.h> #include <asm/sysreg.h> /* * Describes the dependencies between a set of bits (or the negation * of a set of ...
arch/arm64/kvm/config.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Debug and Guest Debug support * * Copyright (C) 2015 - Linaro Ltd * Authors: Alex Bennée <alex.bennee@linaro.org> * Oliver Upton <oliver.upton@linux.dev> */ #include <linux/kvm_host.h> #include <linux/hw_breakpoint.h> #include <asm/debug-monitors.h> #include <a...
arch/arm64/kvm/debug.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 - Linaro and Columbia University * Author: Jintack Lim <jintack.lim@linaro.org> */ #include <linux/kvm.h> #include <linux/kvm_host.h> #include <asm/kvm_emulate.h> #include <asm/kvm_nested.h> #include "hyp/include/hyp/adjust_pc.h" #include "trace.h"...
arch/arm64/kvm/emulate-nested.c
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linux
// SPDX-License-Identifier: GPL-2.0 /* * arch/arm64/kvm/fpsimd.c: Guest/host FPSIMD context coordination helpers * * Copyright 2018 Arm Limited * Author: Dave Martin <Dave.Martin@arm.com> */ #include <linux/irqflags.h> #include <linux/sched.h> #include <linux/kvm_host.h> #include <asm/fpsimd.h> #include <asm/kvm_a...
arch/arm64/kvm/fpsimd.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> * * Derived from arch/arm/kvm/guest.c: * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> */ #include <linux/b...
arch/arm64/kvm/guest.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> * * Derived from arch/arm/kvm/handle_exit.c: * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> */ #include <l...
arch/arm64/kvm/handle_exit.c
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linux
// SPDX-License-Identifier: GPL-2.0 // Copyright (C) 2019 Arm Ltd. #include <linux/arm-smccc.h> #include <linux/kvm_host.h> #include <asm/kvm_emulate.h> #include <kvm/arm_hypercalls.h> #include <kvm/arm_psci.h> #define KVM_ARM_SMCCC_STD_FEATURES \ GENMASK(KVM_REG_ARM_STD_BMAP_BIT_COUNT - 1, 0) #define KVM_ARM_S...
arch/arm64/kvm/hypercalls.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Fault injection for both 32 and 64bit guests. * * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> * * Based on arch/arm/kvm/emulate.c * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.da...
arch/arm64/kvm/inject_fault.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> */ #include <linux/kvm_host.h> #include <asm/kvm_emulate.h> #include <trace/events/kvm.h> #include "trace.h" void kvm_mmio_write_buf(void *buf,...
arch/arm64/kvm/mmio.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> */ #include <linux/acpi.h> #include <linux/mman.h> #include <linux/kvm_host.h> #include <linux/io.h> #include <linux/hugetlb.h> #include <linux/s...
arch/arm64/kvm/mmu.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 - Columbia University and Linaro Ltd. * Author: Jintack Lim <jintack.lim@linaro.org> */ #include <linux/bitfield.h> #include <linux/kvm.h> #include <linux/kvm_host.h> #include <asm/fixmap.h> #include <asm/kvm_arm.h> #include <asm/kvm_emulate.h> #incl...
arch/arm64/kvm/nested.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2024 - Google LLC * Author: Marc Zyngier <maz@kernel.org> * * Primitive PAuth emulation for ERETAA/ERETAB. * * This code assumes that is is run from EL2, and that it is part of * the emulation of ERETAx for a guest hypervisor. That's a lot of * baked-i...
arch/arm64/kvm/pauth.c
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linux
// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2020 - Google LLC * Author: Quentin Perret <qperret@google.com> */ #include <linux/init.h> #include <linux/interval_tree_generic.h> #include <linux/kmemleak.h> #include <linux/kvm_host.h> #include <asm/kvm_mmu.h> #include <linux/memblock.h> #include <linux/mute...
arch/arm64/kvm/pkvm.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Linaro Ltd. * Author: Shannon Zhao <shannon.zhao@linaro.org> */ #include <linux/cpu.h> #include <linux/kvm.h> #include <linux/kvm_host.h> #include <linux/list.h> #include <linux/perf_event.h> #include <linux/perf/arm_pmu.h> #include <linux/uaccess.h> ...
arch/arm64/kvm/pmu-emul.c
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linux
// SPDX-License-Identifier: GPL-2.0 /* * Copyright 2019 Arm Limited * Author: Andrew Murray <Andrew.Murray@arm.com> */ #include <linux/kvm_host.h> #include <linux/perf_event.h> #include <linux/perf/arm_pmu.h> #include <linux/perf/arm_pmuv3.h> static DEFINE_PER_CPU(struct kvm_pmu_events, kvm_pmu_events); /* * Give...
arch/arm64/kvm/pmu.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> */ #include <linux/arm-smccc.h> #include <linux/preempt.h> #include <linux/kvm_host.h> #include <linux/uaccess.h> #include <linux/wait.h> #include <asm/cputype.h> #include <asm/kvm_emulate.h> #...
arch/arm64/kvm/psci.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Debug helper used to dump the stage-2 pagetables of the system and their * associated permissions. * * Copyright (C) Google, 2024 * Author: Sebastian Ene <sebastianene@google.com> */ #include <linux/debugfs.h> #include <linux/kvm_host.h> #include <linux/seq_file.h> #...
arch/arm64/kvm/ptdump.c
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linux
// SPDX-License-Identifier: GPL-2.0 // Copyright (C) 2019 Arm Ltd. #include <linux/arm-smccc.h> #include <linux/kvm_host.h> #include <linux/sched/stat.h> #include <asm/kvm_mmu.h> #include <asm/pvclock-abi.h> #include <kvm/arm_hypercalls.h> void kvm_update_stolen_time(struct kvm_vcpu *vcpu) { struct kvm *kvm = vcpu...
arch/arm64/kvm/pvtime.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> * * Derived from arch/arm/kvm/reset.c * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> */ #include <linux/er...
arch/arm64/kvm/reset.c
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * KVM nVHE hypervisor stack tracing support. * * The unwinder implementation depends on the nVHE mode: * * 1) Non-protected nVHE mode - the host can directly access the * HYP stack pages and unwind the HYP stack in EL1. This saves having * to allocate sh...
arch/arm64/kvm/stacktrace.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> * * Derived from arch/arm/kvm/coproc.c: * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Authors: Rusty Russell <rusty@rustcorp.com.au> * Christoffer Dall <c...
arch/arm64/kvm/sys_regs.c
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> * * Derived from arch/arm/kvm/coproc.h * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Authors: Christoffer Dall <c.dall@virtualopensystems.com> */ #ifndef __ARM...
arch/arm64/kvm/sys_regs.h
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linux
/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _TRACE_ARM64_KVM_H #define _TRACE_ARM64_KVM_H #include "trace_arm.h" #include "trace_handle_exit.h" #endif /* _TRACE_ARM64_KVM_H */
arch/arm64/kvm/trace.h
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linux
/* SPDX-License-Identifier: GPL-2.0 */ #if !defined(_TRACE_ARM_ARM64_KVM_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_ARM_ARM64_KVM_H #include <asm/kvm_emulate.h> #include <kvm/arm_arch_timer.h> #include <linux/tracepoint.h> #undef TRACE_SYSTEM #define TRACE_SYSTEM kvm /* * Tracepoints for entry/exit to gu...
arch/arm64/kvm/trace_arm.h
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linux
/* SPDX-License-Identifier: GPL-2.0 */ #if !defined(_TRACE_HANDLE_EXIT_ARM64_KVM_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_HANDLE_EXIT_ARM64_KVM_H #include <linux/tracepoint.h> #include "sys_regs.h" #undef TRACE_SYSTEM #define TRACE_SYSTEM kvm TRACE_EVENT(kvm_wfx_arm64, TP_PROTO(unsigned long vcpu_pc, b...
arch/arm64/kvm/trace_handle_exit.h
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linux
// SPDX-License-Identifier: GPL-2.0 // Copyright (C) 2020 Arm Ltd. #include <linux/arm-smccc.h> #include <linux/kvm_host.h> #include <asm/kvm_emulate.h> #include <kvm/arm_hypercalls.h> #define ARM_SMCCC_TRNG_VERSION_1_0 0x10000UL /* Those values are deliberately separate from the generic SMCCC definitions. */ #def...
arch/arm64/kvm/trng.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 ARM Ltd. * Author: Marc Zyngier <marc.zyngier@arm.com> */ #include <linux/kvm_host.h> #include <linux/random.h> #include <linux/memblock.h> #include <asm/alternative.h> #include <asm/debug-monitors.h> #include <asm/insn.h> #include <asm/kvm_mmu.h> #in...
arch/arm64/kvm/va_layout.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * VGIC system registers handling functions for AArch64 mode */ #include <linux/irqchip/arm-gic-v3.h> #include <linux/kvm.h> #include <linux/kvm_host.h> #include <asm/kvm_emulate.h> #include "vgic/vgic.h" #include "sys_regs.h" static int set_gic_ctlr(struct kvm_vcpu *vcpu,...
arch/arm64/kvm/vgic-sys-reg-v3.c
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linux
// SPDX-License-Identifier: GPL-2.0 /* * VMID allocator. * * Based on Arm64 ASID allocator algorithm. * Please refer arch/arm64/mm/context.c for detailed * comments on algorithm. * * Copyright (C) 2002-2003 Deep Blue Solutions Ltd, all rights reserved. * Copyright (C) 2012 ARM Ltd. */ #include <linux/bitfield...
arch/arm64/kvm/vmid.c
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linux
// SPDX-License-Identifier: GPL-2.0 /* * Hyp portion of the (not much of an) Emulation layer for 32bit guests. * * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> * * based on arch/arm/kvm/emulate.c * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Chr...
arch/arm64/kvm/hyp/aarch32.c
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> */ #include <linux/linkage.h> #include <asm/alternative.h> #include <asm/assembler.h> #include <asm/fpsimdmacros.h> #include <asm/kvm.h> #include <asm/kvm_arm.h> #include <asm/kvm_asm.h> #inc...
arch/arm64/kvm/hyp/entry.S
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Fault injection for both 32 and 64bit guests. * * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> * * Based on arch/arm/kvm/emulate.c * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.da...
arch/arm64/kvm/hyp/exception.c
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> */ #include <linux/linkage.h> #include <asm/fpsimdmacros.h> .text SYM_FUNC_START(__fpsimd_save_state) fpsimd_save x0, 1 ret SYM_FUNC_END(__fpsimd_save_state) SYM_FUNC_START(__fpsimd_res...
arch/arm64/kvm/hyp/fpsimd.S
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linux
// SPDX-License-Identifier: GPL-2.0-only #include <linux/kbuild.h> #include <nvhe/memory.h> #include <nvhe/pkvm.h> int main(void) { DEFINE(STRUCT_HYP_PAGE_SIZE, sizeof(struct hyp_page)); DEFINE(PKVM_HYP_VM_SIZE, sizeof(struct pkvm_hyp_vm)); DEFINE(PKVM_HYP_VCPU_SIZE, sizeof(struct pkvm_hyp_vcpu)); return 0; }
arch/arm64/kvm/hyp/hyp-constants.c
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2015-2018 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> */ #include <linux/arm-smccc.h> #include <linux/linkage.h> #include <asm/alternative.h> #include <asm/assembler.h> #include <asm/cpufeature.h> #include <asm/kvm_arm.h> #include <asm/kvm_...
arch/arm64/kvm/hyp/hyp-entry.S
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Stand-alone page-table allocator for hyp stage-1 and guest stage-2. * No bombay mix was harmed in the writing of this file. * * Copyright (C) 2020 Google LLC * Author: Will Deacon <will@kernel.org> */ #include <linux/bitfield.h> #include <asm/kvm_pgtable.h> #include ...
arch/arm64/kvm/hyp/pgtable.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012-2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> */ #include <hyp/adjust_pc.h> #include <linux/compiler.h> #include <linux/irqchip/arm-gic.h> #include <linux/kvm_host.h> #include <linux/swab.h> #include <asm/kvm_emulate.h> #include <asm/...
arch/arm64/kvm/hyp/vgic-v2-cpuif-proxy.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012-2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> */ #include <hyp/adjust_pc.h> #include <linux/compiler.h> #include <linux/irqchip/arm-gic-v3.h> #include <linux/kvm_host.h> #include <asm/kvm_emulate.h> #include <asm/kvm_hyp.h> #include <...
arch/arm64/kvm/hyp/vgic-v3-sr.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Guest PC manipulation helpers * * Copyright (C) 2012,2013 - ARM Ltd * Copyright (C) 2020 - Google LLC * Author: Marc Zyngier <maz@kernel.org> */ #ifndef __ARM64_KVM_HYP_ADJUST_PC_H__ #define __ARM64_KVM_HYP_ADJUST_PC_H__ #include <asm/kvm_emulate.h> #include <asm/kv...
arch/arm64/kvm/hyp/include/hyp/adjust_pc.h
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> */ #ifndef __ARM64_KVM_HYP_DEBUG_SR_H__ #define __ARM64_KVM_HYP_DEBUG_SR_H__ #include <linux/compiler.h> #include <linux/kvm_host.h> #include <asm/debug-monitors.h> #include <asm/kvm_asm.h> #in...
arch/arm64/kvm/hyp/include/hyp/debug-sr.h
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> */ #ifndef __ARM64_KVM_HYP_FAULT_H__ #define __ARM64_KVM_HYP_FAULT_H__ #include <asm/kvm_asm.h> #include <asm/kvm_emulate.h> #include <asm/kvm_hyp.h> #include <asm/kvm_mmu.h> static inline bool...
arch/arm64/kvm/hyp/include/hyp/fault.h
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> */ #ifndef __ARM64_KVM_HYP_SWITCH_H__ #define __ARM64_KVM_HYP_SWITCH_H__ #include <hyp/adjust_pc.h> #include <hyp/fault.h> #include <linux/arm-smccc.h> #include <linux/kvm_host.h> #include <lin...
arch/arm64/kvm/hyp/include/hyp/switch.h
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2012-2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> */ #ifndef __ARM64_KVM_HYP_SYSREG_SR_H__ #define __ARM64_KVM_HYP_SYSREG_SR_H__ #include <linux/compiler.h> #include <linux/kvm_host.h> #include <asm/kprobes.h> #include <asm/kvm_asm.h> #in...
arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __KVM_HYP_EARLY_ALLOC_H #define __KVM_HYP_EARLY_ALLOC_H #include <asm/kvm_pgtable.h> void hyp_early_alloc_init(void *virt, unsigned long size); unsigned long hyp_early_alloc_nr_used_pages(void); void *hyp_early_alloc_page(void *arg); void *hyp_early_alloc_contig(uns...
arch/arm64/kvm/hyp/include/nvhe/early_alloc.h
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2022 - Google LLC * Author: Andrew Walbran <qwandor@google.com> */ #ifndef __KVM_HYP_FFA_H #define __KVM_HYP_FFA_H #include <asm/kvm_host.h> #define FFA_MIN_FUNC_NUM 0x60 #define FFA_MAX_FUNC_NUM 0xFF int hyp_ffa_init(void *pages); bool kvm_host_ffa_h...
arch/arm64/kvm/hyp/include/nvhe/ffa.h
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __KVM_HYP_GFP_H #define __KVM_HYP_GFP_H #include <linux/list.h> #include <nvhe/memory.h> #include <nvhe/spinlock.h> #define HYP_NO_ORDER ((u8)(~0)) struct hyp_pool { /* * Spinlock protecting concurrent changes to the memory pool as well as * the struct hyp_pa...
arch/arm64/kvm/hyp/include/nvhe/gfp.h
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2020 Google LLC * Author: Quentin Perret <qperret@google.com> */ #ifndef __KVM_NVHE_MEM_PROTECT__ #define __KVM_NVHE_MEM_PROTECT__ #include <linux/kvm_host.h> #include <asm/kvm_hyp.h> #include <asm/kvm_mmu.h> #include <asm/kvm_pgtable.h> #include <asm/v...
arch/arm64/kvm/hyp/include/nvhe/mem_protect.h
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __KVM_HYP_MEMORY_H #define __KVM_HYP_MEMORY_H #include <asm/kvm_mmu.h> #include <asm/page.h> #include <linux/types.h> /* * Bits 0-1 are used to encode the memory ownership state of each page from the * point of view of a pKVM "component" (host, hyp, guest, ... se...
arch/arm64/kvm/hyp/include/nvhe/memory.h
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __KVM_HYP_MM_H #define __KVM_HYP_MM_H #include <asm/kvm_pgtable.h> #include <asm/spectre.h> #include <linux/memblock.h> #include <linux/types.h> #include <nvhe/memory.h> #include <nvhe/spinlock.h> extern struct kvm_pgtable pkvm_pgtable; extern hyp_spinlock_t pkvm_p...
arch/arm64/kvm/hyp/include/nvhe/mm.h
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2021 Google LLC * Author: Fuad Tabba <tabba@google.com> */ #ifndef __ARM64_KVM_NVHE_PKVM_H__ #define __ARM64_KVM_NVHE_PKVM_H__ #include <asm/kvm_pkvm.h> #include <nvhe/gfp.h> #include <nvhe/spinlock.h> /* * Holds the relevant data for maintaining th...
arch/arm64/kvm/hyp/include/nvhe/pkvm.h
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * A stand-alone ticket spinlock implementation for use by the non-VHE * KVM hypervisor code running at EL2. * * Copyright (C) 2020 Google LLC * Author: Will Deacon <will@kernel.org> * * Heavily based on the implementation removed by c11090474d70 which was: * Copyri...
arch/arm64/kvm/hyp/include/nvhe/spinlock.h
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Trap handler helpers. * * Copyright (C) 2020 - Google LLC * Author: Marc Zyngier <maz@kernel.org> */ #ifndef __ARM64_KVM_NVHE_TRAP_HANDLER_H__ #define __ARM64_KVM_NVHE_TRAP_HANDLER_H__ #include <asm/kvm_host.h> #define cpu_reg(ctxt, r) (ctxt)->regs.regs[r] #defin...
arch/arm64/kvm/hyp/include/nvhe/trap_handler.h
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Code copied from arch/arm64/mm/cache.S. */ #include <linux/linkage.h> #include <asm/assembler.h> #include <asm/alternative.h> SYM_FUNC_START(__pi_dcache_clean_inval_poc) dcache_by_line_op civac, sy, x0, x1, x2, x3 ret SYM_FUNC_END(__pi_dcache_clean_inval_poc) SYM_F...
arch/arm64/kvm/hyp/nvhe/cache.S
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> */ #include <hyp/debug-sr.h> #include <linux/compiler.h> #include <linux/kvm_host.h> #include <asm/debug-monitors.h> #include <asm/kvm_asm.h> #include <asm/kvm_hyp.h> #include <asm/kvm_mmu.h> ...
arch/arm64/kvm/hyp/nvhe/debug-sr.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2020 Google LLC * Author: Quentin Perret <qperret@google.com> */ #include <asm/kvm_pgtable.h> #include <nvhe/early_alloc.h> #include <nvhe/memory.h> struct kvm_pgtable_mm_ops hyp_early_alloc_mm_ops; s64 __ro_after_init hyp_physvirt_offset; static unsign...
arch/arm64/kvm/hyp/nvhe/early_alloc.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * FF-A v1.0 proxy to filter out invalid memory-sharing SMC calls issued by * the host. FF-A is a slightly more palatable abbreviation of "Arm Firmware * Framework for Arm A-profile", which is specified by Arm in document * number DEN0077. * * Copyright (C) 2022 - Google...
arch/arm64/kvm/hyp/nvhe/ffa.c
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linux
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2020 - Google LLC * Author: David Brazdil <dbrazdil@google.com> * * Generates relocation information used by the kernel to convert * absolute addresses in hyp data from kernel VAs to hyp VAs. * * This is necessary because hyp code is linked into the sam...
arch/arm64/kvm/hyp/nvhe/gen-hyprel.c
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2020 - Google Inc * Author: Andrew Scull <ascull@google.com> */ #include <linux/linkage.h> #include <asm/assembler.h> #include <asm/kvm_arm.h> #include <asm/kvm_asm.h> #include <asm/kvm_mmu.h> #include <asm/kvm_ptrauth.h> .text SYM_FUNC_START(__host...
arch/arm64/kvm/hyp/nvhe/host.S
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linux
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> */ #include <linux/arm-smccc.h> #include <linux/cfi_types.h> #include <linux/linkage.h> #include <asm/alternative.h> #include <asm/assembler.h> #include <asm/el2_setup.h> #include <asm/k...
arch/arm64/kvm/hyp/nvhe/hyp-init.S
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