From: Greentime Hu <green.hu@gmail.com>
To: greentime@andestech.com, linux-kernel@vger.kernel.org,
arnd@arndb.de, linux-arch@vger.kernel.org, tglx@linutronix.de,
jason@lakedaemon.net, marc.zyngier@arm.com, robh+dt@kernel.org,
netdev@vger.kernel.org, deanbo422@gmail.com,
devicetree@vger.kernel.org, viro@zeniv.linux.org.uk,
dhowells@redhat.com, will.deacon@arm.com,
daniel.lezcano@linaro.org, linux-serial@vger.kernel.org
Cc: green.hu@gmail.com, Vincent Chen <vincentc@andestech.com>
Subject: [PATCH v2 14/35] nds32: System calls handling
Date: Mon, 27 Nov 2017 20:28:01 +0800 [thread overview]
Message-ID: <ee45d9c7b0388c87a93a26484e859001477eb3a2.1511785528.git.green.hu@gmail.com> (raw)
In-Reply-To: <cover.1511785528.git.green.hu@gmail.com>
In-Reply-To: <cover.1511785528.git.green.hu@gmail.com>
From: Greentime Hu <greentime@andestech.com>
This patch adds support for system calls.
Signed-off-by: Vincent Chen <vincentc@andestech.com>
Signed-off-by: Greentime Hu <greentime@andestech.com>
---
arch/nds32/include/asm/syscall.h | 203 ++++++++++++++++++++++++++++++++++
arch/nds32/include/asm/syscalls.h | 27 +++++
arch/nds32/include/asm/unistd.h | 19 ++++
arch/nds32/include/uapi/asm/unistd.h | 32 ++++++
arch/nds32/kernel/ex-scall.S | 145 ++++++++++++++++++++++++
arch/nds32/kernel/sys_nds32.c | 74 +++++++++++++
arch/nds32/kernel/syscall_table.c | 28 +++++
7 files changed, 528 insertions(+)
create mode 100644 arch/nds32/include/asm/syscall.h
create mode 100644 arch/nds32/include/asm/syscalls.h
create mode 100644 arch/nds32/include/asm/unistd.h
create mode 100644 arch/nds32/include/uapi/asm/unistd.h
create mode 100644 arch/nds32/kernel/ex-scall.S
create mode 100644 arch/nds32/kernel/sys_nds32.c
create mode 100644 arch/nds32/kernel/syscall_table.c
diff --git a/arch/nds32/include/asm/syscall.h b/arch/nds32/include/asm/syscall.h
new file mode 100644
index 0000000..3066bae
--- /dev/null
+++ b/arch/nds32/include/asm/syscall.h
@@ -0,0 +1,203 @@
+/*
+ * Access to user system call parameters and results
+ *
+ * Copyright (C) 2008-2009 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2005-2017 Andes Technology Corporation
+ *
+ * This copyrighted material is made available to anyone wishing to use,
+ * modify, copy, or redistribute it subject to the terms and conditions
+ * of the GNU General Public License v.2.
+ *
+ * This file is a stub providing documentation for what functions
+ * asm-ARCH/syscall.h files need to define. Most arch definitions
+ * will be simple inlines.
+ *
+ * All of these functions expect to be called with no locks,
+ * and only when the caller is sure that the task of interest
+ * cannot return to user mode while we are looking at it.
+ */
+
+#ifndef _ASM_NDS32_SYSCALL_H
+#define _ASM_NDS32_SYSCALL_H 1
+
+#include <linux/err.h>
+struct task_struct;
+struct pt_regs;
+
+/**
+ * syscall_get_nr - find what system call a task is executing
+ * @task: task of interest, must be blocked
+ * @regs: task_pt_regs() of @task
+ *
+ * If @task is executing a system call or is at system call
+ * tracing about to attempt one, returns the system call number.
+ * If @task is not executing a system call, i.e. it's blocked
+ * inside the kernel for a fault or signal, returns -1.
+ *
+ * Note this returns int even on 64-bit machines. Only 32 bits of
+ * system call number can be meaningful. If the actual arch value
+ * is 64 bits, this truncates to 32 bits so 0xffffffff means -1.
+ *
+ * It's only valid to call this when @task is known to be blocked.
+ */
+int syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
+{
+ return regs->syscallno;
+}
+
+/**
+ * syscall_rollback - roll back registers after an aborted system call
+ * @task: task of interest, must be in system call exit tracing
+ * @regs: task_pt_regs() of @task
+ *
+ * It's only valid to call this when @task is stopped for system
+ * call exit tracing (due to TIF_SYSCALL_TRACE or TIF_SYSCALL_AUDIT),
+ * after tracehook_report_syscall_entry() returned nonzero to prevent
+ * the system call from taking place.
+ *
+ * This rolls back the register state in @regs so it's as if the
+ * system call instruction was a no-op. The registers containing
+ * the system call number and arguments are as they were before the
+ * system call instruction. This may not be the same as what the
+ * register state looked like at system call entry tracing.
+ */
+void syscall_rollback(struct task_struct *task, struct pt_regs *regs)
+{
+ regs->uregs[0] = regs->orig_r0;
+}
+
+/**
+ * syscall_get_error - check result of traced system call
+ * @task: task of interest, must be blocked
+ * @regs: task_pt_regs() of @task
+ *
+ * Returns 0 if the system call succeeded, or -ERRORCODE if it failed.
+ *
+ * It's only valid to call this when @task is stopped for tracing on exit
+ * from a system call, due to %TIF_SYSCALL_TRACE or %TIF_SYSCALL_AUDIT.
+ */
+long syscall_get_error(struct task_struct *task, struct pt_regs *regs)
+{
+ unsigned long error = regs->uregs[0];
+ return IS_ERR_VALUE(error) ? error : 0;
+}
+
+/**
+ * syscall_get_return_value - get the return value of a traced system call
+ * @task: task of interest, must be blocked
+ * @regs: task_pt_regs() of @task
+ *
+ * Returns the return value of the successful system call.
+ * This value is meaningless if syscall_get_error() returned nonzero.
+ *
+ * It's only valid to call this when @task is stopped for tracing on exit
+ * from a system call, due to %TIF_SYSCALL_TRACE or %TIF_SYSCALL_AUDIT.
+ */
+long syscall_get_return_value(struct task_struct *task, struct pt_regs *regs)
+{
+ return regs->uregs[0];
+}
+
+/**
+ * syscall_set_return_value - change the return value of a traced system call
+ * @task: task of interest, must be blocked
+ * @regs: task_pt_regs() of @task
+ * @error: negative error code, or zero to indicate success
+ * @val: user return value if @error is zero
+ *
+ * This changes the results of the system call that user mode will see.
+ * If @error is zero, the user sees a successful system call with a
+ * return value of @val. If @error is nonzero, it's a negated errno
+ * code; the user sees a failed system call with this errno code.
+ *
+ * It's only valid to call this when @task is stopped for tracing on exit
+ * from a system call, due to %TIF_SYSCALL_TRACE or %TIF_SYSCALL_AUDIT.
+ */
+void syscall_set_return_value(struct task_struct *task, struct pt_regs *regs,
+ int error, long val)
+{
+ regs->uregs[0] = (long)error ? error : val;
+}
+
+/**
+ * syscall_get_arguments - extract system call parameter values
+ * @task: task of interest, must be blocked
+ * @regs: task_pt_regs() of @task
+ * @i: argument index [0,5]
+ * @n: number of arguments; n+i must be [1,6].
+ * @args: array filled with argument values
+ *
+ * Fetches @n arguments to the system call starting with the @i'th argument
+ * (from 0 through 5). Argument @i is stored in @args[0], and so on.
+ * An arch inline version is probably optimal when @i and @n are constants.
+ *
+ * It's only valid to call this when @task is stopped for tracing on
+ * entry to a system call, due to %TIF_SYSCALL_TRACE or %TIF_SYSCALL_AUDIT.
+ * It's invalid to call this with @i + @n > 6; we only support system calls
+ * taking up to 6 arguments.
+ */
+#define SYSCALL_MAX_ARGS 6
+void syscall_get_arguments(struct task_struct *task, struct pt_regs *regs,
+ unsigned int i, unsigned int n, unsigned long *args)
+{
+ if (n == 0)
+ return;
+ if (i + n > SYSCALL_MAX_ARGS) {
+ unsigned long *args_bad = args + SYSCALL_MAX_ARGS - i;
+ unsigned int n_bad = n + i - SYSCALL_MAX_ARGS;
+ pr_warning("%s called with max args %d, handling only %d\n",
+ __func__, i + n, SYSCALL_MAX_ARGS);
+ memset(args_bad, 0, n_bad * sizeof(args[0]));
+ memset(args_bad, 0, n_bad * sizeof(args[0]));
+ }
+
+ if (i == 0) {
+ args[0] = regs->orig_r0;
+ args++;
+ i++;
+ n--;
+ }
+
+ memcpy(args, ®s->uregs[0] + i, n * sizeof(args[0]));
+}
+
+/**
+ * syscall_set_arguments - change system call parameter value
+ * @task: task of interest, must be in system call entry tracing
+ * @regs: task_pt_regs() of @task
+ * @i: argument index [0,5]
+ * @n: number of arguments; n+i must be [1,6].
+ * @args: array of argument values to store
+ *
+ * Changes @n arguments to the system call starting with the @i'th argument.
+ * Argument @i gets value @args[0], and so on.
+ * An arch inline version is probably optimal when @i and @n are constants.
+ *
+ * It's only valid to call this when @task is stopped for tracing on
+ * entry to a system call, due to %TIF_SYSCALL_TRACE or %TIF_SYSCALL_AUDIT.
+ * It's invalid to call this with @i + @n > 6; we only support system calls
+ * taking up to 6 arguments.
+ */
+void syscall_set_arguments(struct task_struct *task, struct pt_regs *regs,
+ unsigned int i, unsigned int n,
+ const unsigned long *args)
+{
+ if (n == 0)
+ return;
+
+ if (i + n > SYSCALL_MAX_ARGS) {
+ pr_warn("%s called with max args %d, handling only %d\n",
+ __func__, i + n, SYSCALL_MAX_ARGS);
+ n = SYSCALL_MAX_ARGS - i;
+ }
+
+ if (i == 0) {
+ regs->orig_r0 = args[0];
+ args++;
+ i++;
+ n--;
+ }
+
+ memcpy(®s->uregs[0] + i, args, n * sizeof(args[0]));
+}
+#endif /* _ASM_NDS32_SYSCALL_H */
diff --git a/arch/nds32/include/asm/syscalls.h b/arch/nds32/include/asm/syscalls.h
new file mode 100644
index 0000000..741ccdc
--- /dev/null
+++ b/arch/nds32/include/asm/syscalls.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2005-2017 Andes Technology Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __ASM_NDS32_SYSCALLS_H
+#define __ASM_NDS32_SYSCALLS_H
+
+int sys_cacheflush(unsigned long addr, unsigned long len, unsigned int op);
+long sys_fadvise64_64_wrapper(int fd, int advice, loff_t offset, loff_t len);
+asmlinkage int sys_syscall(void);
+asmlinkage int sys_rt_sigreturn_wrapper(void);
+
+#include <asm-generic/syscalls.h>
+
+#endif /* __ASM_NDS32_SYSCALLS_H */
diff --git a/arch/nds32/include/asm/unistd.h b/arch/nds32/include/asm/unistd.h
new file mode 100644
index 0000000..a66b8bb
--- /dev/null
+++ b/arch/nds32/include/asm/unistd.h
@@ -0,0 +1,19 @@
+/*
+ * Copyright (C) 2005-2017 Andes Technology Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#define __ARCH_WANT_SYS_CLONE
+
+#include <uapi/asm/unistd.h>
diff --git a/arch/nds32/include/uapi/asm/unistd.h b/arch/nds32/include/uapi/asm/unistd.h
new file mode 100644
index 0000000..2bad1e7
--- /dev/null
+++ b/arch/nds32/include/uapi/asm/unistd.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2005-2017 Andes Technology Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#define __ARCH_WANT_RENAMEAT
+#define __ARCH_WANT_SYSCALL_OFF_T
+#define __ARCH_WANT_SYNC_FILE_RANGE2
+
+/* Use the standard ABI for syscalls */
+#include <asm-generic/unistd.h>
+
+/* Additional NDS32 specific syscalls. */
+#define __NR_cacheflush (__NR_arch_specific_syscall)
+#define __NR__llseek __NR_llseek
+__SYSCALL(__NR_cacheflush, sys_cacheflush)
+
+__SYSCALL(__NR_fadvise64_64, sys_fadvise64_64_wrapper)
+__SYSCALL(__NR_rt_sigreturn, sys_rt_sigreturn_wrapper)
+
+
diff --git a/arch/nds32/kernel/ex-scall.S b/arch/nds32/kernel/ex-scall.S
new file mode 100644
index 0000000..eb65b4b
--- /dev/null
+++ b/arch/nds32/kernel/ex-scall.S
@@ -0,0 +1,145 @@
+/*
+ * Copyright (C) 2005-2017 Andes Technology Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <linux/linkage.h>
+#include <asm/unistd.h>
+#include <asm/assembler.h>
+#include <asm/nds32.h>
+#include <asm/asm-offsets.h>
+#include <asm/thread_info.h>
+#include <asm/current.h>
+
+/*
+ * $r0 = previous task_struct,
+ * $r1 = next task_struct,
+ * previous and next are guaranteed not to be the same.
+ */
+
+ENTRY(__switch_to)
+
+ la $p0, __entry_task
+ sw $r1, [$p0]
+ move $p1, $r0
+ addi $p1, $p1, #THREAD_CPU_CONTEXT
+ smw.bi $r6, [$p1], $r14, #0xb ! push r6~r14, fp, lp, sp
+ move $r25, $r1
+ addi $r1, $r1, #THREAD_CPU_CONTEXT
+ lmw.bi $r6, [$r1], $r14, #0xb ! pop r6~r14, fp, lp, sp
+ ret
+
+/*
+ * These are the registers used in the syscall handler, and allow us
+ * to have in theory up to 6 arguments to a function - $r0 to $r5.
+ *
+ * We must set at least "tsk" and "tbl" when calling ret_with_reschedule.
+ */
+
+/*
+ * $r7 will be writen as syscall nr
+ * by retrieving from $ITYPE 'SWID' bitfiled
+ */
+ .macro get_scno
+ lwi $r7, [$sp + R15_OFFSET]
+ swi $r7, [$sp + SYSCALLNO_OFFSET]
+ .endm
+
+ .macro updateipc
+ addi $r17, $r13, #4 ! $r13 is $IPC
+ swi $r17, [$sp + IPC_OFFSET]
+ .endm
+
+ENTRY(eh_syscall)
+ updateipc
+
+ get_scno
+ gie_enable
+
+ENTRY(eh_syscall_phase_2)
+ lwi $p0, [tsk+#TSK_TI_FLAGS] ! check for syscall tracing
+
+ andi $p1, $p0, #_TIF_WORK_SYSCALL_ENTRY ! are we tracing syscalls?
+ bnez $p1, __sys_trace
+
+ la $lp, ret_fast_syscall ! return address
+jmp_systbl:
+ addi $p1, $r7, #-__NR_syscalls ! syscall number of syscall instruction is guarded by addembler
+ bgez $p1, _SCNO_EXCEED ! call sys_* routine
+ la tbl, sys_call_table ! load syscall table pointer
+ slli $p1, $r7, #2
+ add $p1, tbl, $p1
+ lwi $p1, [$p1]
+ jr $p1 ! no return
+
+_SCNO_EXCEED:
+ movi why, 0
+ ori $r0, $r7, #0
+ ori $r1, $sp, #0
+ b bad_syscall
+
+/*
+ * This is the really slow path. We're going to be doing
+ * context switches, and waiting for our parent to respond.
+ */
+__sys_trace:
+ move $r1, $sp
+ move $r0, $r7 ! trace entry [IP = 0]
+ bal syscall_trace_enter
+ move $r7, $r0
+ la $lp, __sys_trace_return ! return address
+
+ addi $p1, $r7, #1
+ beqz $p1, ret_slow_syscall ! fatal signal is pending
+
+ addi $p1, $sp, #R0_OFFSET ! pointer to regs
+ lmw.bi $r0, [$p1], $r5 ! have to reload $r0 - $r5
+ b jmp_systbl
+
+__sys_trace_return:
+ swi $r0, [$sp+#R0_OFFSET] ! T: save returned $r0
+ move $r0, $sp ! set pt_regs for syscall_trace_leave
+ bal syscall_trace_leave
+ b ret_slow_syscall
+
+/*
+ * Special system call wrappers
+ *
+ * $r0 = syscall number
+ * $r8 = syscall table
+ */
+ .type sys_syscall, #function
+ENTRY(sys_syscall)
+ addi $p1, $r0, #-__NR_syscalls
+ bgtz $p1, 3f
+ move $p1, $r0
+ move $r0, $r1
+ move $r1, $r2
+ move $r2, $r3
+ move $r3, $r4
+ move $r4, $r5
+! add for syscall 6 args
+ lwi $r5, [$sp + #SP_OFFSET ]
+ lwi $r5, [$r5]
+! ~add for syscall 6 args
+
+ lw $p1, [tbl+$p1<<2]
+ jr $p1
+3: b sys_ni_syscall
+ENDPROC(sys_syscall)
+
+ENTRY(sys_rt_sigreturn_wrapper)
+ addi $r0, $sp, #0
+ b sys_rt_sigreturn
+ENDPROC(sys_rt_sigreturn_wrapper)
diff --git a/arch/nds32/kernel/sys_nds32.c b/arch/nds32/kernel/sys_nds32.c
new file mode 100644
index 0000000..1900bbc
--- /dev/null
+++ b/arch/nds32/kernel/sys_nds32.c
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2005-2017 Andes Technology Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <linux/syscalls.h>
+
+#include <asm/uaccess.h>
+#include <asm/cachectl.h>
+#include <asm/proc-fns.h>
+
+SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len,
+ unsigned long, prot, unsigned long, flags,
+ unsigned long, fd, unsigned long, pgoff)
+{
+ if (pgoff & (~PAGE_MASK >> 12))
+ return -EINVAL;
+
+ return sys_mmap_pgoff(addr, len, prot, flags, fd,
+ pgoff >> (PAGE_SHIFT - 12));
+}
+
+SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len,
+ unsigned long, prot, unsigned long, flags,
+ unsigned long, fd, unsigned long, pgoff)
+{
+ if (unlikely(pgoff & ~PAGE_MASK))
+ return -EINVAL;
+
+ return sys_mmap_pgoff(addr, len, prot, flags, fd,
+ pgoff >> PAGE_SHIFT);
+}
+
+SYSCALL_DEFINE4(fadvise64_64_wrapper,int, fd, int, advice, loff_t, offset,
+ loff_t, len)
+{
+ return sys_fadvise64_64(fd, offset, len, advice);
+}
+
+SYSCALL_DEFINE3(cacheflush, unsigned int, start, unsigned int, end, int, cache)
+{
+ struct vm_area_struct *vma;
+ bool flushi = true, wbd = true;
+
+ vma = find_vma(current->mm, start);
+ if (!vma)
+ return -EFAULT;
+ switch (cache) {
+ case ICACHE:
+ wbd = false;
+ break;
+ case DCACHE:
+ flushi = false;
+ break;
+ case BCACHE:
+ break;
+ default:
+ return -EINVAL;
+ }
+ cpu_cache_wbinval_range_check(vma, start, end, flushi, wbd);
+
+ return 0;
+}
diff --git a/arch/nds32/kernel/syscall_table.c b/arch/nds32/kernel/syscall_table.c
new file mode 100644
index 0000000..bafd896
--- /dev/null
+++ b/arch/nds32/kernel/syscall_table.c
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2005-2017 Andes Technology Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <linux/syscalls.h>
+#include <linux/signal.h>
+#include <linux/unistd.h>
+#include <asm/syscalls.h>
+
+#undef __SYSCALL
+#define __SYSCALL(nr, call) [nr] = (call),
+
+void *sys_call_table[__NR_syscalls] __aligned(8192) = {
+ [0 ... __NR_syscalls - 1] = sys_ni_syscall,
+#include <asm/unistd.h>
+};
--
1.7.9.5
next prev parent reply other threads:[~2017-11-27 12:28 UTC|newest]
Thread overview: 93+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-27 12:27 [PATCH v2 00/35] Andes(nds32) Linux Kernel Port Greentime Hu
2017-11-27 12:27 ` [PATCH v2 01/35] nds32: Assembly macros and definitions Greentime Hu
2017-11-27 12:27 ` [PATCH v2 02/35] nds32: Kernel booting and initialization Greentime Hu
2017-11-27 12:27 ` [PATCH v2 03/35] nds32: Exception handling Greentime Hu
2017-11-27 12:27 ` [PATCH v2 04/35] nds32: MMU definitions Greentime Hu
2017-11-27 12:27 ` [PATCH v2 05/35] nds32: MMU initialization Greentime Hu
2017-11-27 12:27 ` [PATCH v2 06/35] nds32: MMU fault handling and page table management Greentime Hu
[not found] ` <ba92adae5d20d99c7c18e75146642a2ccbd5d047.1511785528.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-11-27 13:51 ` Mark Rutland
[not found] ` <20171127135136.3gnguzaf6d52tcpd-agMKViyK24J5pKCnmE3YQBJ8xKzm50AiAL8bYrjMMd8@public.gmane.org>
2017-11-29 7:24 ` Greentime Hu
2017-12-07 16:40 ` Al Viro
[not found] ` <20171207164040.GD21978-3bDd1+5oDREiFSDQTTA3OLVCufUGDwFn@public.gmane.org>
2017-12-08 5:26 ` Greentime Hu
2017-11-27 12:27 ` [PATCH v2 07/35] nds32: Cache and TLB routines Greentime Hu
2017-11-27 12:27 ` [PATCH v2 08/35] nds32: Process management Greentime Hu
2017-12-07 16:45 ` Al Viro
2017-12-08 5:27 ` Greentime Hu
2017-11-27 12:27 ` [PATCH v2 09/35] nds32: IRQ handling Greentime Hu
2017-11-27 12:27 ` [PATCH v2 11/35] nds32: Device specific operations Greentime Hu
2017-11-27 14:51 ` Arnd Bergmann
2017-11-27 12:27 ` [PATCH v2 12/35] nds32: DMA mapping API Greentime Hu
2017-11-27 12:28 ` [PATCH v2 13/35] nds32: ELF definitions Greentime Hu
2017-11-27 12:28 ` Greentime Hu [this message]
2017-11-27 14:46 ` [PATCH v2 14/35] nds32: System calls handling Arnd Bergmann
2017-11-28 2:18 ` Vincent Chen
2017-11-28 9:23 ` Arnd Bergmann
2017-11-27 12:28 ` [PATCH v2 15/35] nds32: VDSO support Greentime Hu
2017-11-27 12:28 ` [PATCH v2 16/35] nds32: Signal handling support Greentime Hu
[not found] ` <21cfd623872d4377ba5064cb7302bff49ebf917e.1511785528.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-11-27 14:37 ` Arnd Bergmann
[not found] ` <CAK8P3a1sqhLwz3WqM0Qx4w0SBWqFWMuXVgX4p9StpacfWdSnUA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-11-28 2:21 ` Vincent Chen
2017-11-27 12:28 ` [PATCH v2 17/35] nds32: Library functions Greentime Hu
2017-11-27 12:28 ` [PATCH v2 18/35] nds32: Debugging support Greentime Hu
2017-11-27 14:34 ` Arnd Bergmann
[not found] ` <CAK8P3a2czU7=jECXFOvtRNhrq3zyX7gV7sa3OFPQ-8A4U8iH0A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-11-28 2:21 ` Vincent Chen
2017-11-27 12:28 ` [PATCH v2 19/35] nds32: L2 cache support Greentime Hu
2017-11-27 14:33 ` Arnd Bergmann
2017-11-29 11:53 ` Greentime Hu
2017-11-27 12:28 ` [PATCH v2 20/35] nds32: Loadable modules Greentime Hu
2017-11-27 12:28 ` [PATCH v2 21/35] nds32: Generic timers support Greentime Hu
2017-11-27 12:28 ` [PATCH v2 22/35] nds32: Device tree support Greentime Hu
2017-11-27 14:30 ` Arnd Bergmann
[not found] ` <CAK8P3a3nczwuuna8BGRQU11hhOFZMqGQqn9i_7D=Tzrc1PizFQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-11-28 6:54 ` Greentime Hu
2017-11-27 19:07 ` Rob Herring
2017-11-27 19:14 ` Rob Herring
[not found] ` <CAL_Jsq+c4vt4-royBuTxAj+AY2wFHMugyyy41S5YP-QXyF2gbQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-12-02 16:47 ` Greentime Hu
2017-11-27 12:28 ` [PATCH v2 24/35] nds32: defconfig Greentime Hu
2017-11-27 14:27 ` Arnd Bergmann
[not found] ` <cover.1511785528.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-11-27 12:27 ` [PATCH v2 10/35] nds32: Atomic operations Greentime Hu
2017-11-27 13:57 ` Mark Rutland
2017-11-28 4:24 ` Vincent Chen
2017-11-27 12:28 ` [PATCH v2 23/35] nds32: Miscellaneous header files Greentime Hu
2017-11-27 12:28 ` [PATCH v2 25/35] nds32: Build infrastructure Greentime Hu
2017-11-27 14:21 ` Arnd Bergmann
2017-11-29 8:39 ` Greentime Hu
2017-11-29 8:58 ` Arnd Bergmann
2017-11-29 9:10 ` Geert Uytterhoeven
2017-11-29 9:25 ` Arnd Bergmann
2017-11-29 11:39 ` Greentime Hu
2017-11-29 11:57 ` Arnd Bergmann
2017-11-29 14:10 ` Greentime Hu
2017-11-29 20:27 ` Arnd Bergmann
2017-11-30 5:48 ` Greentime Hu
2017-11-30 7:52 ` Geert Uytterhoeven
2017-11-30 9:29 ` Greentime Hu
[not found] ` <CAEbi=3cTkbt9i7XPXMnY1D6qtbebDW1x8sFVsgqhq-nApAx5mA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-11-30 9:30 ` Arnd Bergmann
2017-11-30 10:01 ` Greentime Hu
2017-11-27 12:28 ` [PATCH v2 26/35] dt-bindings: interrupt-controller: Andestech Internal Vector Interrupt Controller Greentime Hu
2017-11-28 14:05 ` Rob Herring
2017-11-27 12:28 ` [PATCH v2 27/35] irqchip: Andestech Internal Vector Interrupt Controller driver Greentime Hu
[not found] ` <e82831165cd9e45a7d03af9c870560a6384e1603.1511785528.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-11-28 9:37 ` Marc Zyngier
[not found] ` <c7447c93-9905-2840-e2d8-01837b9fdecd-5wv7dgnIgG8@public.gmane.org>
2017-11-29 15:23 ` Greentime Hu
2017-11-30 10:57 ` Marc Zyngier
2017-11-27 12:28 ` [PATCH v2 28/35] MAINTAINERS: Add nds32 Greentime Hu
2017-11-27 12:28 ` [PATCH v2 29/35] dt-bindings: nds32 CPU Bindings Greentime Hu
2017-11-27 13:42 ` Mark Rutland
[not found] ` <20171127134232.q343uymer47zt74m-agMKViyK24J5pKCnmE3YQBJ8xKzm50AiAL8bYrjMMd8@public.gmane.org>
2017-11-28 3:18 ` Greentime Hu
2017-11-27 12:28 ` [PATCH v2 30/35] net: faraday add nds32 support Greentime Hu
2017-11-27 14:15 ` Arnd Bergmann
[not found] ` <CAK8P3a2GJERt78uWgdDy+Azr-ZMcOcB+D6Akq99tSfwKmt2LiA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-11-28 2:55 ` Greentime Hu
2017-11-27 12:28 ` [PATCH v2 31/35] earlycon: add reg-offset to physical address before mapping Greentime Hu
2017-11-28 14:25 ` Greg KH
2017-11-29 5:40 ` Greentime Hu
2017-11-27 12:28 ` [PATCH v2 32/35] asm-generic/io.h: move ioremap_nocache/ioremap_uc/ioremap_wc/ioremap_wt out of ifndef CONFIG_MMU Greentime Hu
2017-11-27 14:14 ` Arnd Bergmann
2017-11-27 12:28 ` [PATCH v2 33/35] clocksource/drivers/atcpit100: Add andestech atcpit100 timer Greentime Hu
2017-12-01 12:30 ` Linus Walleij
2017-12-07 8:44 ` Daniel Lezcano
2017-11-27 12:28 ` [PATCH v2 34/35] clocksource/drivers/Kconfig: Support " Greentime Hu
2017-11-27 14:11 ` Arnd Bergmann
[not found] ` <CAK8P3a2ovDuwWCq2HABZaCVGO04TX0VdgnQbK65RvHhsMEzsiw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-11-28 2:53 ` Greentime Hu
2017-12-07 8:40 ` Daniel Lezcano
[not found] ` <1a22db002413ff60851737736a86b40c38877220.1511785528.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-12-07 8:39 ` Daniel Lezcano
2017-11-27 12:28 ` [PATCH v2 35/35] dt-bindings: timer: Add andestech atcpit100 timer binding doc Greentime Hu
2017-12-01 12:19 ` Linus Walleij
2017-12-04 1:07 ` 陳建志
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