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source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
* Copyright (C) 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#ifndef __ASM_STACKTRACE_H
#define __ASM_STACKTRACE_H
#include <linux/sched.h>
/**
* arc_unwind_core - Unwind the kernel mode stack fo... | arch/arc/include/asm/stacktrace.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* vineetg: May 2011
* -We had half-optimised memset/memcpy, got better versions of those
* -Added memcmp, strchr, strcpy, strcmp, strlen
*
* Amit Bhor: Codito Technologies 2004
*/
#if... | arch/arc/include/asm/string.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#ifndef _ASM_ARC_SWITCH_TO_H
#define _ASM_ARC_SWITCH_TO_H
#ifndef __ASSEMBLER__
#include <linux/sched.h>
#include <asm/dsp-impl.h>
#include <asm/fpu.h>
struct task_struct *__switch_to(str... | arch/arc/include/asm/switch_to.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#ifndef _ASM_ARC_SYSCALL_H
#define _ASM_ARC_SYSCALL_H 1
#include <uapi/linux/audit.h>
#include <linux/err.h>
#include <linux/sched.h>
#include <asm/unistd.h>
#include <asm/ptrace.h> /* in... | arch/arc/include/asm/syscall.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#ifndef _ASM_ARC_SYSCALLS_H
#define _ASM_ARC_SYSCALLS_H 1
#include <linux/compiler.h>
#include <linux/linkage.h>
#include <linux/types.h>
int sys_clone_wrapper(int, int, int, int, int);
i... | arch/arc/include/asm/syscalls.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* Vineetg: Oct 2009
* No need for ARC specific thread_info allocator (kmalloc/free). This is
* anyways one page allocation, thus slab alloc can be short-circuited and
* the generic vers... | arch/arc/include/asm/thread_info.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#ifndef _ASM_ARC_TIMEX_H
#define _ASM_ARC_TIMEX_H
#define CLOCK_TICK_RATE 80000000 /* slated to be removed */
#include <asm-generic/timex.h>
/* XXX: get_cycles() to be implemented with RT... | arch/arc/include/asm/timex.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#ifndef _ASM_ARC_TLB_H
#define _ASM_ARC_TLB_H
#include <linux/pagemap.h>
#include <asm-generic/tlb.h>
#endif /* _ASM_ARC_TLB_H */ | arch/arc/include/asm/tlb.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#ifndef __ASM_ARC_TLBFLUSH__
#define __ASM_ARC_TLBFLUSH__
#include <linux/mm.h>
void local_flush_tlb_all(void);
void local_flush_tlb_mm(struct mm_struct *mm);
void local_flush_tlb_page(str... | arch/arc/include/asm/tlbflush.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* vineetg: June 2010
* -__clear_user( ) called multiple times during elf load was byte loop
* converted to do as much word clear as possible.
*
* vineetg: Dec 2009
* -Hand craft... | arch/arc/include/asm/uaccess.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_ARC_UNISTD_H
#define _ASM_ARC_UNISTD_H
#include <uapi/asm/unistd.h>
#define __ARCH_WANT_STAT64
#define __ARCH_WANT_SYS_CLONE
#define __ARCH_WANT_SYS_VFORK
#define __ARCH_WANT_SYS_FORK
#define NR_syscalls __NR_syscalls
#endif | arch/arc/include/asm/unistd.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#ifndef _ASM_ARC_UNWIND_H
#define _ASM_ARC_UNWIND_H
#ifdef CONFIG_ARC_DW2_UNWIND
#include <linux/sched.h>
struct arc700_regs {
unsigned long r0;
unsigned long r1;
unsigned long r2;
un... | arch/arc/include/asm/unwind.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_VERMAGIC_H
#define _ASM_VERMAGIC_H
#define MODULE_ARCH_VERMAGIC "ARC700"
#endif /* _ASM_VERMAGIC_H */ | arch/arc/include/asm/vermagic.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ASM_BPF_PERF_EVENT_H__
#define _UAPI__ASM_BPF_PERF_EVENT_H__
#include <asm/ptrace.h>
typedef struct user_regs_struct bpf_user_pt_regs_t;
#endif /* _UAPI__ASM_BPF_PERF_EVENT_H__ */ | arch/arc/include/uapi/asm/bpf_perf_event.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* published by the Free Software Foundation.
*/
#ifndef __ASM_ARC_BYTEORDER_H
#define __ASM_ARC_BYTEORDER_H
#ifdef __BIG_ENDIAN__
#include <linux/byteorder/big_endian.h>... | arch/arc/include/uapi/asm/byteorder.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* published by the Free Software Foundation.
*/
#ifndef __ARC_ASM_CACHECTL_H
#define __ARC_ASM_CACHECTL_H
/*
* ARC ABI flags defined for Android's finegrained cacheflus... | arch/arc/include/uapi/asm/cachectl.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* published by the Free Software Foundation.
*/
#ifndef _UAPI__ASM_ARC_ELF_H
#define _UAPI__ASM_ARC_ELF_H
#include <asm/ptrace.h> /* for user_regs_struct */
/* Machine... | arch/arc/include/uapi/asm/elf.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* published by the Free Software Foundation.
*/
#ifndef _UAPI__ASM_ARC_PAGE_H
#define _UAPI__ASM_ARC_PAGE_H
#include <linux/const.h>
/* PAGE_SHIFT determines the page s... | arch/arc/include/uapi/asm/page.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* published by the Free Software Foundation.
*
* Amit Bhor, Sameer Dhavale: Codito Technologies 2004
*/
#ifndef _UAPI__ASM_ARC_PTRACE_H
#define _UAPI__ASM_ARC_PTRACE_H
... | arch/arc/include/uapi/asm/ptrace.h | null | null | null | null | null |
source | linux | /*
* setup.h is part of userspace header ABI so UAPI scripts have to generate it
* even if there's nothing to export - causing empty <uapi/asm/setup.h>
* However to prevent "patch" from discarding it we add this placeholder
* comment
*/ | arch/arc/include/uapi/asm/setup.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* published by the Free Software Foundation.
*/
#ifndef _ASM_ARC_SIGCONTEXT_H
#define _ASM_ARC_SIGCONTEXT_H
#include <asm/ptrace.h>
/*
* Signal context structure - con... | arch/arc/include/uapi/asm/sigcontext.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* published by the Free Software Foundation.
*
* Amit Bhor, Sameer Dhavale: Codito Technologies 2004
*/
#ifndef _ASM_ARC_SIGNAL_H
#define _ASM_ARC_SIGNAL_H
/*
* This ... | arch/arc/include/uapi/asm/signal.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* published by the Free Software Foundation.
*
* vineetg: May 2011
* -Support single cycle endian-swap insn in ARC700 4.10
*
* vineetg: June 2009
* -Better htonl im... | arch/arc/include/uapi/asm/swab.h | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* published by the Free Software Foundation.
*/
#include <asm/unistd_32.h> | arch/arc/include/uapi/asm/unistd.h | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* arc_hostlink.c: Pseudo-driver for Metaware provided "hostlink" facility
*
* Allows Linux userland access to host in absence of any peripherals.
*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/fs.h> /* file_operations... | arch/arc/kernel/arc_hostlink.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* arcksyms.c - Exporting symbols not exportable from their own sources
*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/module.h>
/* libgcc functions, not part of kernel sources */
extern void __ashldi3(void);
extern void... | arch/arc/kernel/arcksyms.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#define COMPILE_OFFSETS
#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
#include <linux/thread_info.h>
#include <linux/kbuild.h>
#include <linux/ptrace.h>
#include <... | arch/arc/kernel/asm-offsets.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* Vineetg: Aug 2009
* -Moved core context switch macro out of entry.S into this file.
* -This is the more "natural" hand written assembler
*/
#include <linux/linkage.h>
#include <asm/en... | arch/arc/kernel/ctx_sw_asm.S | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com)
*
* Based on reduced version of METAG
*/
#include <linux/init.h>
#include <linux/reboot.h>
#include <linux/memblock.h>
#include <linux/of.h>
#include <linux/of_fdt.h>
#include <asm/mach_desc.h>
#include <asm/serial.... | arch/arc/kernel/devtree.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* several functions that help interpret ARC instructions
* used for unaligned accesses, kprobes and kgdb
*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/types.h>
#include <linux/kprobes.h>
#include <linux/slab.h>
#includ... | arch/arc/kernel/disasm.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* ARCv2 ISA based core Low Level Intr/Traps/Exceptions(non-TLB) Handling
*
* Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/linkage.h> /* ARC_{ENTRY,EXIT} */
#include <asm/entry.h> /* SAVE_ALL_{INT1,INT2,TRAP...} */
#include <asm/errno... | arch/arc/kernel/entry-arcv2.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Low Level Interrupts/Traps/Exceptions(non-TLB) Handling for ARCompact ISA
*
* Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* vineetg: May 2011
* -Userspace unaligned access ... | arch/arc/kernel/entry-compact.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Common Low Level Interrupts/Traps/Exceptions(non-TLB) Handling for ARC
* (included from entry-<isa>.S
*
* Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
/*--------------------... | arch/arc/kernel/entry.S | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* fpu.c - save/restore of Floating Point Unit Registers on task switch
*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/sched.h>
#include <asm/fpu.h>
#ifdef CONFIG_ISA_ARCOMPACT
/*
* To save/restore FPU regs, simplest s... | arch/arc/kernel/fpu.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* ARC CPU startup Code
*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* Vineetg: Dec 2007
* -Check if we are running on Simulator or on real hardware
* to skip certain things during boot on simulator
*/
#include <linux/linka... | arch/arc/kernel/head.S | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2014 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/irqdomain.h>
#include <linux/irqchip.h>
#include <asm/irq.h>
#define NR_EXCEPTIONS 16
struct bcr_irq_arcv2 {
#ifdef CONF... | arch/arc/kernel/intc-arcv2.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2011-12 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/irqdomain.h>
#include <linux/irqchip.h>
#include <asm/irq.h>
#define NR_CPU_IRQS 32 /* number of irq lines coming in *... | arch/arc/kernel/intc-compact.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2011-12 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/interrupt.h>
#include <linux/irqchip.h>
#include <asm/mach_desc.h>
#include <asm/irq_regs.h>
#include <asm/smp.h>
/*
* Late Interrupt system init called from start_kernel for Boot CPU only
*
... | arch/arc/kernel/irq.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/jump_label.h>
#include "asm/cacheflush.h"
#define JUMPLABEL_ERR "ARC: jump_label: ERROR: "
/* Halt system on fatal error to make debug easier */
#define arc_jl_fatal(format...) \
({ \
pr_err(JUMPLABEL_ERR format); \
BUG... | arch/arc/kernel/jump_label.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* kgdb support for ARC
*
* Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/kgdb.h>
#include <linux/sched.h>
#include <linux/sched/task_stack.h>
#include <asm/disasm.h>
#include <asm/cacheflush.h>
static void to_gdb_regs(unsigned long *gdb_regs, s... | arch/arc/kernel/kgdb.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/types.h>
#include <linux/kprobes.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/kdebug.h>
#include <linux/sched.h>
#include <linux/uaccess.h>
#include <asm... | arch/arc/kernel/kprobes.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* ARC ARConnect (MultiCore IP) support (formerly known as MCIP)
*
* Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/smp.h>
#include <linux/irq.h>
#include <linux/irqchip/chained_irq.h>
#include <linux/spinlock.h>
#include <soc/arc/mcip.h>
#include... | arch/arc/kernel/mcip.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/module.h>
#include <linux/moduleloader.h>
#include <linux/kernel.h>
#include <linux/elf.h>
#include <linux/vmalloc.h>
#include <linux/slab.h>
#include <linux/fs.h>
#include <lin... | arch/arc/kernel/module.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0+
//
// Linux performance counter support for ARC CPUs.
// This code is inspired by the perf support of various other architectures.
//
// Copyright (C) 2013-2018 Synopsys, Inc. (www.synopsys.com)
#include <linux/errno.h>
#include <linux/interrupt.h>
#include <linux/module.h>
#includ... | arch/arc/kernel/perf_event.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* Amit Bhor, Kanika Nema: Codito Technologies 2004
*/
#include <linux/errno.h>
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/sched/task.h>
#include <linux/sched/task_stack... | arch/arc/kernel/process.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/ptrace.h>
#include <linux/sched/task_stack.h>
#include <linux/regset.h>
#include <linux/unistd.h>
#include <linux/elf.h>
#define CREATE_TRACE_POINTS
#include <trace/events/sysc... | arch/arc/kernel/ptrace.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/kernel.h>
#include <linux/printk.h>
#include <linux/reboot.h>
#include <linux/pm.h>
void machine_halt(void)
{
/* Halt the processor */
__asm__ __volatile__("flag 1\n");
}
void machine_resta... | arch/arc/kernel/reset.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/seq_file.h>
#include <linux/fs.h>
#include <linux/delay.h>
#include <linux/root_dev.h>
#include <linux/clk.h>
#include <linux/clocksource.h>
#include <linux/console.h>
#include ... | arch/arc/kernel/setup.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Signal Handling for ARC
*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* vineetg: Jan 2010 (Restarting of timer related syscalls)
*
* vineetg: Nov 2009 (Everything needed for TIF_RESTORE_SIGMASK)
* -do_signal() supports TIF_RESTORE... | arch/arc/kernel/signal.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* RajeshwarR: Dec 11, 2007
* -- Added support for Inter Processor Interrupts
*
* Vineetg: Nov 1st, 2007
* -- Initial Write (Borrowed heavily from ARM)
*/
#include <linux/spinlock.h>
#... | arch/arc/kernel/smp.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* stacktrace.c : stacktracing APIs needed by rest of kernel
* (wrappers over ARC dwarf based unwinder)
*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* vineetg: aug 2009
* -Implemented CONFIG_STACKTRACE APIs, primarily save_stack_t... | arch/arc/kernel/stacktrace.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#include <linux/syscalls.h>
#include <linux/signal.h>
#include <linux/unistd.h>
#include <asm/syscalls.h>
#define sys_clone sys_clone_wrapper
#define sys_clone3 sys_clone3_wrapper
#define sys_mmap2 sys_mmap_pgoff
#define __SYSCALL(nr, call) [nr] = (call),
#define __SYSCALL_WITH_C... | arch/arc/kernel/sys.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Traps/Non-MMU Exception handling for ARC
*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* vineetg: May 2011
* -user-space unaligned access emulation
*
* Rahul Trivedi: Codito Technologies 2004
*/
#include <linux/sched/signal.h>
#... | arch/arc/kernel/traps.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/ptrace.h>
#include <linux/module.h>
#include <linux/mm.h>
#include <linux/fs.h>
#include <linux/kdev_t.h>
#include <linux/proc_fs.h>
#include <linux/file.h>
#include <linux/sche... | arch/arc/kernel/troubleshoot.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2011-2012 Synopsys (www.synopsys.com)
*
* vineetg : May 2011
* -Adapted (from .26 to .35)
* -original contribution by Tim.yao@amlogic.com
*/
#include <linux/types.h>
#include <linux/perf_event.h>
#include <linux/ptrace.h>
#include <linux/uaccess.h>
#i... | arch/arc/kernel/unaligned.c | null | null | null | null | null |
source | linux | struct pt_regs;
struct callee_regs;
#ifdef CONFIG_ARC_EMUL_UNALIGNED
int misaligned_fixup(unsigned long address, struct pt_regs *regs,
struct callee_regs *cregs);
#else
static inline int
misaligned_fixup(unsigned long address, struct pt_regs *regs,
struct callee_regs *cregs)
{
/* Not fixed */
return 1;
}
#... | arch/arc/kernel/unaligned.h | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
* Copyright (C) 2002-2006 Novell, Inc.
* Jan Beulich <jbeulich@novell.com>
*
* A simple API for unwinding kernel stacks. This is used for
* debugging and error reporting purposes. The kernel doesn'... | arch/arc/kernel/unwind.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <asm-generic/vmlinux.lds.h>
#include <asm/cache.h>
#include <asm/page.h>
#include <asm/thread_info.h>
OUTPUT_ARCH(arc)
ENTRY(res_service)
#ifdef CONFIG_CPU_BIG_ENDIAN
jiffies = ji... | arch/arc/kernel/vmlinux.lds.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/linkage.h>
#ifdef __LITTLE_ENDIAN__
#define WORD2 r2
#define SHIFT r3
#else /* BIG ENDIAN */
#define WORD2 r3
#define SHIFT r2
#endif
ENTRY_CFI(memcmp)
or r12,r0,r1
asl_s... | arch/arc/lib/memcmp.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/linkage.h>
ENTRY_CFI(memcpy)
or r3,r0,r1
asl_s r3,r3,30
mov_s r5,r0
brls.d r2,r3,.Lcopy_bytewise
sub.f r3,r2,1
ld_s r12,[r1,0]
asr.f lp_count,r3,3
bbit0.d r3,2,.Lnox... | arch/arc/lib/memcpy-700.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0+ */
/*
* ARCv2 memcpy implementation optimized for unaligned memory access using.
*
* Copyright (C) 2019 Synopsys
* Author: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
*/
#include <linux/linkage.h>
#ifdef CONFIG_ARC_HAS_LL64
# define LOADX(DST,RX) ldd.ab DST, [RX, 8]
# def... | arch/arc/lib/memcpy-archs-unaligned.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/linkage.h>
#ifdef __LITTLE_ENDIAN__
# define SHIFT_1(RX,RY,IMM) asl RX, RY, IMM ; <<
# define SHIFT_2(RX,RY,IMM) lsr RX, RY, IMM ; >>
# define MERGE_1(RX,RY,IMM) asl RX, RY, IMM
# define MERGE... | arch/arc/lib/memcpy-archs.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/linkage.h>
#include <asm/cache.h>
/*
* The memset implementation below is optimized to use prefetchw and prealloc
* instruction in case of CPU with 64B L1 data cache line (L1_CACHE_SHIFT == ... | arch/arc/lib/memset-archs.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/linkage.h>
#define SMALL 7 /* Must be at least 6 to deal with alignment/loop issues. */
ENTRY_CFI(memset)
mov_s r4,r0
or r12,r0,r2
bmsk.f r12,r12,1
extb_s r1,r1
asl r... | arch/arc/lib/memset.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
/* ARC700 has a relatively long pipeline and branch prediction, so we want
to avoid branches that are hard to predict. On the other hand, the
presence of the norm instruction makes it... | arch/arc/lib/strchr-700.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/linkage.h>
ENTRY_CFI(strcmp)
or r2, r0, r1
bmsk_s r2, r2, 1
brne r2, 0, @.Lcharloop
;;; s1 and s2 are word aligned
ld.ab r2, [r0, 4]
mov_s r12, 0x01010101
ror r11, r12
.align 4
.Lwor... | arch/arc/lib/strcmp-archs.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
/* This is optimized primarily for the ARC700.
It would be possible to speed up the loops by one cycle / word
respective one cycle / byte by forcing double source 1 alignment, unrollin... | arch/arc/lib/strcmp.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
/* If dst and src are 4 byte aligned, copy 8 bytes at a time.
If the src is 4, but not 8 byte aligned, we first read 4 bytes to get
it 8 byte aligned. Thus, we can do a little read-ah... | arch/arc/lib/strcpy-700.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/linkage.h>
ENTRY_CFI(strlen)
or r3,r0,7
ld r2,[r3,-7]
ld.a r6,[r3,-3]
mov r4,0x01010101
; uses long immediate
#ifdef __LITTLE_ENDIAN__
asl_s r1,r0,3
btst_s r0,2
asl ... | arch/arc/lib/strlen.S | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* ARC Cache Management
*
* Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/module.h>
#include <linux/mm.h>
#include <linux/sched.h>
#include <linux/cache.h>
#include ... | arch/arc/mm/cache.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/dma-map-ops.h>
#include <asm/cache.h>
#include <asm/cacheflush.h>
/*
* ARCH specific callbacks for generic noncoherent DMA ops
* - hardware IOC not available (or "dma-cohere... | arch/arc/mm/dma.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* Borrowed heavily from MIPS
*/
#include <linux/export.h>
#include <linux/extable.h>
#include <linux/uaccess.h>
int fixup_exception(struct pt_regs *regs)
{
const struct exception_table_entry... | arch/arc/mm/extable.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/* Page Fault Handling for ARC (TLB Miss / ProtV)
*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/signal.h>
#include <linux/interrupt.h>
#include <linux/sched/signal.h>
#include <linux/errno.h>
#include <linux/ptrace.h>
#incl... | arch/arc/mm/fault.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2015 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/memblock.h>
#include <linux/export.h>
#include <linux/highmem.h>
#include <linux/pgtable.h>
#include <asm/processor.h>
#include <asm/pgalloc.h>
#include <asm/tlbflush.h>
/*
* HIGHMEM API:
*
* kma... | arch/arc/mm/highmem.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/memblock.h>
#ifdef CONFIG_BLK_DEV_INITRD
#include <linux/initrd.h>
#endif
#include <linux/of_fdt.h>
#include <linux/swap.h>
#incl... | arch/arc/mm/init.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/vmalloc.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/io.h>
#include <linux/mm.h>
#include <linux/cache.h>
static inline bool arc_uncached_addr_space(phy... | arch/arc/mm/ioremap.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* ARC700 mmap
*
* (started from arm version - for VIPT alias handling)
*
* Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/fs.h>
#include <linux/mm.h>
#include <linux/mman.h>
#include <linux/sched/mm.h>
#include <asm/cacheflush.h>
/*
* Ensure... | arch/arc/mm/mmap.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* TLB Management (flush/create/diagnostics) for MMUv3 and MMUv4
*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
*/
#include <linux/module.h>
#include <linux/bug.h>
#include <linux/mm_types.h>
#include <asm/arcregs.h>
#include <asm/setup... | arch/arc/mm/tlb.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* TLB Exception Handling for ARC
*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* Vineetg: April 2011 :
* -MMU v1: moved out legacy code into a separate file
* -MMU v3: PD{0,1} bits layout changed: They don't overlap anymore,
* ... | arch/arc/mm/tlbex.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 */
/*
* The interface that a back-end should provide to bpf_jit_core.c.
*
* Copyright (c) 2024 Synopsys Inc.
* Author: Shahab Vahedi <shahab@synopsys.com>
*/
#ifndef _ARC_BPF_JIT_H
#define _ARC_BPF_JIT_H
#include <linux/bpf.h>
#include <linux/filter.h>
/* Print debug info and... | arch/arc/net/bpf_jit.h | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
/*
* The ARCv2 backend of Just-In-Time compiler for eBPF bytecode.
*
* Copyright (c) 2024 Synopsys Inc.
* Author: Shahab Vahedi <shahab@synopsys.com>
*/
#include <linux/bug.h>
#include "bpf_jit.h"
/* ARC core registers. */
enum {
ARC_R_0, ARC_R_1, ARC_R_2, ARC_R_3, ARC_R_4... | arch/arc/net/bpf_jit_arcv2.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
/*
* The back-end-agnostic part of Just-In-Time compiler for eBPF bytecode.
*
* Copyright (c) 2024 Synopsys Inc.
* Author: Shahab Vahedi <shahab@synopsys.com>
*/
#include <linux/bug.h>
#include "bpf_jit.h"
/*
* Check for the return value. A pattern used often in this file.
* ... | arch/arc/net/bpf_jit_core.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* AXS101/AXS103 Software Development Platform
*
* Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/of_fdt.h>
#include <linux/libfdt.h>
#include <asm/asm-offsets.h>
#include <asm/io.h>
#include <asm/mach_desc.h>
#include <soc/arc/mcip.h>
#defin... | arch/arc/plat-axs10x/axs10x.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* ARC HSDK Platform support code
*
* Copyright (C) 2017 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/init.h>
#include <linux/of_fdt.h>
#include <linux/libfdt.h>
#include <linux/smp.h>
#include <asm/arcregs.h>
#include <asm/io.h>
#include <asm/mach_desc.h>
int ar... | arch/arc/plat-hsdk/platform.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* ARC simulation Platform support code
*
* Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com)
*/
#include <linux/init.h>
#include <asm/mach_desc.h>
/*----------------------- Machine Descriptions ------------------------------
*
* Machine description is simply a set ... | arch/arc/plat-sim/platform.c | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
/*
* Abilis Systems TB10x platform initialisation
*
* Copyright (C) Abilis Systems 2012
*
* Author: Christian Ruppert <christian.ruppert@abilis.com>
*/
#include <linux/init.h>
#include <asm/mach_desc.h>
static const char *tb10x_compat[] __initdata = {
"abilis,arc-tb10x"... | arch/arc/plat-tb10x/tb10x.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* linux/arch/arm/boot/bootp/init.S
*
* Copyright (C) 2000-2003 Russell King.
*
* "Header" file for splitting kernel + initrd. Note that we pass
* r0 through to r3 straight through.
*
* This demonstrates how to append code to the start of the kernel
* zImage... | arch/arm/boot/bootp/init.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 */
.type initrd_start,#object
.globl initrd_start
initrd_start:
.incbin INITRD
.globl initrd_end
initrd_end: | arch/arm/boot/bootp/initrd.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 */
.globl kernel_start
kernel_start:
.incbin "arch/arm/boot/zImage"
.globl kernel_end
kernel_end:
.align 2 | arch/arm/boot/bootp/kernel.S | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#include <linux/libfdt_env.h>
#include <asm/setup.h>
#include <libfdt.h>
#include "misc.h"
#if defined(CONFIG_ARM_ATAG_DTB_COMPAT_CMDLINE_EXTEND)
#define do_extend_cmdline 1
#else
#define do_extend_cmdline 0
#endif
#define NR_BANKS 16
static int node_offset(void *fdt, const char *... | arch/arm/boot/compressed/atags_to_fdt.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/arm/boot/compressed/big-endian.S
*
* Switch CPU into big endian mode.
* Author: Nicolas Pitre
*/
.section ".start", "ax"
mrc p15, 0, r0, c1, c0, 0 @ read control reg
orr r0, r0, #(1 << 7) @ enable big endian mode
mcr p15, 0, r0, c1, c0, 0 @ write cont... | arch/arm/boot/compressed/big-endian.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/* For __bswapsi2, __bswapdi2 */
#include "../../lib/bswapsdi2.S" | arch/arm/boot/compressed/bswapsdi2.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
#ifndef CONFIG_DEBUG_SEMIHOSTING
#include CONFIG_DEBUG_LL_INCLUDE
ENTRY(putc)
addruart r1, r2, r3
#ifdef CONFIG_DEBUG_UART_FLOW_CONTROL
waituartcts r3, r1
#endif
waituarttxrdy r3, r1
senduart r0, r1
busyuart r3, r1
mov... | arch/arm/boot/compressed/debug.S | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0
#define _LINUX_STRING_H_
#include <linux/compiler.h> /* for inline */
#include <linux/types.h> /* for size_t */
#include <linux/stddef.h> /* for NULL */
#include <linux/linkage.h>
#include <asm/string.h>
#include "misc.h"
#define STATIC static
#define STATIC_RW_DATA /* non-static p... | arch/arm/boot/compressed/decompress.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2013-2017 Linaro Ltd
* Authors: Roy Franz <roy.franz@linaro.org>
* Ard Biesheuvel <ard.biesheuvel@linaro.org>
*/
#include <linux/pe.h>
#include <linux/sizes.h>
.macro __nop
AR_CLASS( mov r0, r0 )
M_CLASS( nop.w )
.endm
.macro __i... | arch/arm/boot/compressed/efi-header.S | null | null | null | null | null |
source | linux | // SPDX-License-Identifier: GPL-2.0-only
#include <linux/kernel.h>
#include <linux/libfdt.h>
#include <linux/sizes.h>
#include "misc.h"
static const void *get_prop(const void *fdt, const char *node_path,
const char *property, int minlen)
{
const void *prop;
int offset, len;
offset = fdt_path_offset(fdt, no... | arch/arm/boot/compressed/fdt_check_mem_start.c | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/arm/boot/compressed/head-sa1100.S
*
* Copyright (C) 1999 Nicolas Pitre <nico@fluxnic.net>
*
* SA1100 specific tweaks. This is merged into head.S by the linker.
*
*/
#include <linux/linkage.h>
#include <asm/mach-types.h>
.section ".start", "ax"... | arch/arm/boot/compressed/head-sa1100.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/arm/boot/compressed/head-sharpsl.S
*
* Copyright (C) 2004-2005 Richard Purdie <rpurdie@rpsys.net>
*
* Sharp's bootloader doesn't pass any kind of machine ID
* so we have to figure out the machine for ourselves...
*
* Support for Poodle, Corgi (SL-C700), She... | arch/arm/boot/compressed/head-sharpsl.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/arm/boot/compressed/head-xscale.S
*
* XScale specific tweaks. This is merged into head.S by the linker.
*
*/
#include <linux/linkage.h>
.section ".start", "ax"
__XScale_start:
@ Preserve r8/r7 i.e. kernel entry values
@ Data cache might be a... | arch/arm/boot/compressed/head-xscale.S | null | null | null | null | null |
source | linux | /* SPDX-License-Identifier: GPL-2.0-only */
/*
* linux/arch/arm/boot/compressed/head.S
*
* Copyright (C) 1996-2002 Russell King
* Copyright (C) 2004 Hyok S. Choi (MPU support)
*/
#include <linux/linkage.h>
#include <asm/assembler.h>
#include <asm/v7m.h>
#include "efi-header.S"
#ifdef __ARMEB__
#define OF_DT_M... | arch/arm/boot/compressed/head.S | null | null | null | null | null |
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