diff --git a/src/kernel_liteos_a b/src/kernel_liteos_a deleted file mode 160000 index c2cb0435..00000000 --- a/src/kernel_liteos_a +++ /dev/null @@ -1 +0,0 @@ -Subproject commit c2cb0435b290dbe0be3054aa904de7859e341fe9 diff --git a/src/kernel_liteos_a/.gitignore b/src/kernel_liteos_a/.gitignore new file mode 100644 index 00000000..c796d20f --- /dev/null +++ b/src/kernel_liteos_a/.gitignore @@ -0,0 +1,24 @@ +# General ignored file types +*.o +*.a +*.so +*.swp + +# IDE settings +.vscode +.idea +.settings +.cproject +.project + +# VIM files +cscope* +tags + +# Menuconfig temp files +/config.h +/.config +/.config.old + +# Build temp files +/out diff --git a/src/kernel_liteos_a/BUILD.gn b/src/kernel_liteos_a/BUILD.gn new file mode 100644 index 00000000..4ba2c2ff --- /dev/null +++ b/src/kernel_liteos_a/BUILD.gn @@ -0,0 +1,442 @@ +# Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved. +# Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved. +# +# Redistribution and use in source and binary forms, with or without modification, +# are permitted provided that the following conditions are met: +# +# 1. Redistributions of source code must retain the above copyright notice, this list of +# conditions and the following disclaimer. +# +# 2. Redistributions in binary form must reproduce the above copyright notice, this list +# of conditions and the following disclaimer in the documentation and/or other materials +# provided with the distribution. +# +# 3. Neither the name of the copyright holder nor the names of its contributors may be used +# to endorse or promote products derived from this software without specific prior written +# permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, +# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR +# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR +# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; +# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, +# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR +# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF +# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +import("//build/lite/config/component/lite_component.gni") + +LITEOS_MENUCONFIG_H = rebase_path("$root_out_dir/config.h") + +declare_args() { + tee_enable = false + liteos_name = "OHOS_Image" + liteos_container_enable = false + liteos_skip_make = false + liteos_is_mini = false +} + +tee = "" +if (tee_enable) { + tee = "_tee" +} + +declare_args() { + liteos_config_file = "${ohos_build_type}${tee}.config" +} + +liteos_config_file = + rebase_path(liteos_config_file, "", "$product_path/kernel_configs") +print("liteos_config_file:", liteos_config_file) + +exec_script("//build/lite/run_shell_cmd.py", + [ "env" + " CONFIG_=LOSCFG_" + " KCONFIG_CONFIG_HEADER='y=true'" + + " KCONFIG_CONFIG=$liteos_config_file" + + " DEVICE_PATH=$device_path" + " srctree=" + rebase_path(".") + + " genconfig" + " --header-path $LITEOS_MENUCONFIG_H" + + " --file-list kconfig_files.txt" + + " --env-list kconfig_env.txt" + " --config-out config.gni" ], + "", + [ liteos_config_file ]) + +import("liteos.gni") + +assert(ARCH != "", "ARCH not set!") +assert(ARCH == arch, "ARCH not match! details: $ARCH != $arch") +assert(tee_enable == defined(LOSCFG_TEE_ENABLE), "TEE switch not match!") +assert(ohos_build_compiler == "clang" == defined(LOSCFG_COMPILER_CLANG_LLVM), + "compiler not match!") + +generate_notice_file("kernel_notice_file") { + module_name = "kernel" + module_source_dir_list = [ + "$LITEOSTHIRDPARTY/FreeBSD", + "$LITEOSTHIRDPARTY/musl", + "$LITEOSTHIRDPARTY/zlib", + "$LITEOSTHIRDPARTY/FatFs", + "$LITEOSTHIRDPARTY/lwip", + "$LITEOSTHIRDPARTY/NuttX", + "$LITEOSTHIRDPARTY/mtd-utils", + ] +} + +liteos_arch_cflags = [] +if (defined(LOSCFG_ARCH_ARM)) { + mcpu = LOSCFG_ARCH_CPU + if (defined(LOSCFG_ARCH_ARM_AARCH64) && defined(LOSCFG_ARCH_FPU_DISABLE)) { + mcpu += "+nofp" + } + liteos_arch_cflags += [ "-mcpu=$mcpu" ] + if (defined(LOSCFG_ARCH_ARM_AARCH32)) { + liteos_arch_cflags += [ + "-mfloat-abi=softfp", + "-mfpu=$LOSCFG_ARCH_FPU", + ] + } +} + +cc = "$ohos_current_cc_command " + string_join(" ", liteos_arch_cflags) +if (ohos_build_compiler == "clang") { + cc += " --target=$target_triple" +} + +config("arch_config") { + cflags = liteos_arch_cflags + asmflags = cflags + ldflags = cflags + if (defined(LOSCFG_ARCH_ARM_AARCH32)) { + if (!defined(LOSCFG_COMPILER_CLANG_LLVM)) { + cflags += [ "-mthumb-interwork" ] + } + } + if (defined(LOSCFG_THUMB)) { + cflags += [ "-mthumb" ] + if (defined(LOSCFG_COMPILER_CLANG_LLVM)) { + cflags += [ "-mimplicit-it=thumb" ] + } else { + cflags += [ "-Wa,-mimplicit-it=thumb" ] + } + } +} + +config("stdinc_config") { + std_include = exec_script("//build/lite/run_shell_cmd.py", + [ "$cc -print-file-name=include" ], + "trim string") + cflags = [ + "-isystem", + std_include, + ] + if (!defined(LOSCFG_LIBC_NEWLIB)) { + cflags += [ "-nostdinc" ] + } + asmflags = cflags +} + +config("ssp_config") { + cflags = [] + if (defined(LOSCFG_CC_STACKPROTECTOR_ALL)) { + cflags += [ "-fstack-protector-all" ] + } else if (defined(LOSCFG_CC_STACKPROTECTOR_STRONG)) { + cflags += [ "-fstack-protector-strong" ] + } else if (defined(LOSCFG_CC_STACKPROTECTOR)) { + cflags += [ + "-fstack-protector", + "--param", + "ssp-buffer-size=4", + ] + } else { + cflags += [ "-fno-stack-protector" ] + } + asmflags = cflags +} + +config("optimize_config") { + cflags = [] + if (defined(LOSCFG_COMPILE_DEBUG)) { + cflags += [ + "-g", + "-gdwarf-2", + ] + optimization_cflag = "-O0" + } + if (defined(LOSCFG_COMPILE_OPTIMIZE)) { + optimization_cflag = "-O2" + } + if (defined(LOSCFG_COMPILE_OPTIMIZE_SIZE)) { + if (defined(LOSCFG_COMPILER_CLANG_LLVM)) { + optimization_cflag = "-Oz" + } else { + optimization_cflag = "-Os" + } + } + if (defined(LOSCFG_COMPILE_LTO)) { + if (defined(LOSCFG_COMPILER_CLANG_LLVM)) { + cflags += [ "-flto=thin" ] + } else { + #cflags += [ "-flto" ] + } + } + cflags += [ optimization_cflag ] + asmflags = cflags +} + +config("kconfig_config") { + cflags = [ + "-imacros", + "$LITEOS_MENUCONFIG_H", + ] + asmflags = cflags +} + +config("warn_config") { + cflags = [ + "-Wall", + "-Werror", + "-Wpointer-arith", + "-Wstrict-prototypes", + "-Winvalid-pch", + ] + if (defined(LOSCFG_COMPILER_CLANG_LLVM)) { + cflags += [ "-Wno-address-of-packed-member" ] + cflags += [ + "-Wno-unused-but-set-variable", + "-Wno-strict-prototypes", + ] + } + asmflags = cflags +} + +config("dialect_config") { + cflags_c = [ "-std=c99" ] + cflags_cc = [ "-std=c++11" ] +} + +config("misc_config") { + defines = [ "__LITEOS__" ] + defines += [ "__LITEOS_A__" ] + if (!defined(LOSCFG_DEBUG_VERSION)) { + defines += [ "NDEBUG" ] + } + + cflags = [ + "-fno-pic", + "-fno-builtin", + "-fms-extensions", + "-fno-strict-aliasing", + "-fno-common", + "-fsigned-char", + "-ffunction-sections", + "-fdata-sections", + "-fno-exceptions", + "-fno-omit-frame-pointer", + "-fno-short-enums", + "-mno-unaligned-access", + ] + + if (!defined(LOSCFG_COMPILER_CLANG_LLVM)) { + cflags += [ "-fno-aggressive-loop-optimizations" ] + } + + asmflags = cflags +} + +config("container_config") { + if (liteos_container_enable) { + cflags = [ + "-DLOSCFG_KERNEL_CONTAINER", + "-DLOSCFG_PID_CONTAINER", + "-DLOSCFG_UTS_CONTAINER", + "-DLOSCFG_MNT_CONTAINER", + "-DLOSCFG_CHROOT", + "-DLOSCFG_IPC_CONTAINER", + "-DLOSCFG_TIME_CONTAINER", + "-DLOSCFG_USER_CONTAINER", + "-DLOSCFG_NET_CONTAINER", + "-DLOSCFG_PROC_PROCESS_DIR", + "-DLOSCFG_KERNEL_PLIMITS", + "-DLOSCFG_KERNEL_MEM_PLIMIT", + "-DLOSCFG_KERNEL_IPC_PLIMIT", + "-DLOSCFG_KERNEL_DEV_PLIMIT", + "-DLOSCFG_KERNEL_SCHED_PLIMIT", + ] + } +} + +config("los_config") { + configs = [ + ":arch_config", + ":kconfig_config", + ":stdinc_config", + ":dialect_config", + ":optimize_config", + ":ssp_config", + ":warn_config", + ":misc_config", + ":container_config", + ] +} + +cmd = "if [ -f $device_path/BUILD.gn ]; then echo true; else echo false; fi" +HAVE_DEVICE_SDK = exec_script("//build/lite/run_shell_cmd.py", [ cmd ], "value") + +config("public") { + configs = [ + "arch:public", + "kernel:public", + "compat:public", + "bsd:public", + "fs:public", + "drivers:public", + "security:public", + "net:public", + "shell:public", + "lib:public", + ] + + configs += [ + "$HDFTOPDIR:public", + "$DRIVERS_LITEOS_DIR:public", + ] + + if (HAVE_DEVICE_SDK) { + configs += [ "$device_path:public" ] + } +} + +group("modules") { + deps = [ + "arch", + "bsd", + "compat", + "drivers", + "fs", + "kernel", + "lib", + "net", + "security", + "shell", + "syscall", + "testsuites/kernel:kernel_test", + ] + + deps += [ + "$DRIVERS_LITEOS_DIR", + "$HDFTOPDIR", + ] + + if (HAVE_DEVICE_SDK) { + deps += [ device_path ] + } +} + +group("apps") { + deps = [ "apps" ] +} + +group("tests") { + deps = [ "testsuites" ] +} + +group("kernel") { + deps = [ ":build_kernel_image" ] +} + +group("liteos_a") { + deps = [ ":kernel" ] + if (!liteos_is_mini) { + deps += [ + ":apps", + ":tests", + "$THIRDPARTY_MUSL_DIR/scripts/build_lite:strip", + ] + if (liteos_skip_make == false) { + deps += [ ":make" ] + } + } +} + +executable("liteos") { + configs = [] # clear default configs + configs += [ ":arch_config" ] + configs += [ ":public" ] + + ldflags = [ + "-static", + "-nostdlib", + "-Wl,--gc-sections", + "-Wl,-Map=$liteos_name.map", + "-Wl,--no-eh-frame-hdr", + ] + + if (defined(LOSCFG_LIBC_NEWLIB)) { + ldflags += [ + "-Wl,--wrap=_free_r", + "-Wl,--wrap,_malloc_usable_size_r", + "-Wl,--wrap,_malloc_r", + "-Wl,--wrap,_memalign_r", + "-Wl,--wrap,_realloc_r", + "-Wl,--wrap,_fseeko_r", + ] + ldflags -= [ "-nostdlib" ] + } + libgcc = exec_script("//build/lite/run_shell_cmd.py", + [ "$cc -print-libgcc-file-name" ], + "trim string") + libs = [ libgcc ] + if (defined(LOSCFG_COMPILER_CLANG_LLVM)) { + ldflags += + [ "-Wl,-T" + rebase_path("tools/build/liteos_llvm.ld", root_build_dir) ] + inputs = [ "tools/build/liteos_llvm.ld" ] + } else { + ldflags += + [ "-Wl,-T" + rebase_path("tools/build/liteos.ld", root_build_dir) ] + ldflags += [ "-nostartfiles" ] + inputs = [ "tools/build/liteos.ld" ] + } + + inputs += [ "$root_out_dir/board.ld" ] + + output_dir = target_out_dir + + deps = [ + ":modules", + "platform:copy_board.ld", + ] +} + +copy("copy_liteos") { + deps = [ ":liteos" ] + sources = [ "$target_out_dir/unstripped/bin/liteos" ] + outputs = [ "$root_out_dir/$liteos_name" ] +} + +build_ext_component("build_kernel_image") { + deps = [ ":copy_liteos" ] + exec_path = rebase_path(root_out_dir) + + objcopy = "${compile_prefix}objcopy$toolchain_cmd_suffix" + objdump = "${compile_prefix}objdump$toolchain_cmd_suffix" + + command = "$objcopy -O binary $liteos_name $liteos_name.bin" + command += + " && sh -c '$objdump -t $liteos_name | sort >$liteos_name.sym.sorted'" + command += " && sh -c '$objdump -d $liteos_name >$liteos_name.asm'" +} + +build_ext_component("make") { + exec_path = rebase_path(".", root_build_dir) + outdir = rebase_path("$target_out_dir/${target_name}_out") + sysroot_path = rebase_path(ohos_current_sysroot) + arch_cflags = string_join(" ", target_arch_cflags) + command = "./build.sh \"$board_name\" \"$ohos_build_compiler\" \"$root_build_dir\" \"$ohos_build_type\" \"$tee_enable\"" + command += " \"$device_company\" \"$product_path\" \"$outdir\" \"$ohos_version\" \"$sysroot_path\" \"$arch_cflags\"" + command += " \"$device_path\" \"$compile_prefix\" \"$liteos_config_file\"" + if (liteos_skip_make) { + print("build_ext_component \"$target_name\" skipped:", command) + command = "true" + } +} diff --git a/src/kernel_liteos_a/CHANGELOG.md b/src/kernel_liteos_a/CHANGELOG.md new file mode 100644 index 00000000..eaa49a85 --- /dev/null +++ b/src/kernel_liteos_a/CHANGELOG.md @@ -0,0 +1,338 @@ +# (2022-03-30) + + +### Bug Fixes + + +* **arm-virt:** HW_RANDOM_ENABLE配置支持arm virt平台 ([68f9f49](https://gitee.com/openharmony/kernel_liteos_a/commits/68f9f49c2a62d3271db14ccb896c9f9fc78a60e4)) +* A核代码静态告警定期清理 ([9ba725c](https://gitee.com/openharmony/kernel_liteos_a/commits/9ba725c3d486dd28fe9b2489b0f95a65354d7d86)), closes [#I4I0O8](https://gitee.com/openharmony/kernel_liteos_a/issues/I4I0O8) +* change default permission of procfs to 0550 ([a776c04](https://gitee.com/openharmony/kernel_liteos_a/commits/a776c04a3da414f73ef7136a543c029cc6dd75be)), closes [#I4NY49](https://gitee.com/openharmony/kernel_liteos_a/issues/I4NY49) +* change the execFile field in TCB to execVnode ([e4a0662](https://gitee.com/openharmony/kernel_liteos_a/commits/e4a06623ceb49b5bead60d45c0534db88b9c666f)), closes [#I4CLL9](https://gitee.com/openharmony/kernel_liteos_a/issues/I4CLL9) +* close file when process interpretor failed ([a375bf5](https://gitee.com/openharmony/kernel_liteos_a/commits/a375bf5668a5e86e082d0e124b538e423023a259)), closes [#I4ATQX](https://gitee.com/openharmony/kernel_liteos_a/issues/I4ATQX) +* codex 清理 ([9ab3e35](https://gitee.com/openharmony/kernel_liteos_a/commits/9ab3e351d38cdae2ec083048a50a253bc2a3b604)), closes [#I4BL3S](https://gitee.com/openharmony/kernel_liteos_a/issues/I4BL3S) +* dyload open close failed ([5e87d8c](https://gitee.com/openharmony/kernel_liteos_a/commits/5e87d8c183471166294e2caa041ab4da8570c6a1)), closes [#I452Z7](https://gitee.com/openharmony/kernel_liteos_a/issues/I452Z7) +* fix ppoll ([a55f68f](https://gitee.com/openharmony/kernel_liteos_a/commits/a55f68f957e9f8ad74bd9e0c1b3d27775e0f8c75)) +* fix some function declarations ([63fd8bc](https://gitee.com/openharmony/kernel_liteos_a/commits/63fd8bc39b21fffb6990f74e879eefecafad6c88)) +* implicit declaration of function 'syscall' in apps/shell ([bd0c083](https://gitee.com/openharmony/kernel_liteos_a/commits/bd0c0835fc58ed5f941dbbc9adfac74253eeb874)) +* LOS_Panic和魔法键功能中的使用PRINTK打印，依赖任务调度，特殊情况下存在打印不出来的问题 ([53addea](https://gitee.com/openharmony/kernel_liteos_a/commits/53addea304de09e0df457b690403ac652bbcea72)), closes [#I4NOC7](https://gitee.com/openharmony/kernel_liteos_a/issues/I4NOC7) +* los_stat_pri.h中缺少依赖的头文件 ([2cd03c5](https://gitee.com/openharmony/kernel_liteos_a/commits/2cd03c55b7a614c648adc965ebfe494d491fe20f)), closes [#I4KEZ1](https://gitee.com/openharmony/kernel_liteos_a/issues/I4KEZ1) +* los_trace.h接口注释错误修正 ([6d24961](https://gitee.com/openharmony/kernel_liteos_a/commits/6d249618aecc216388f9b1a2b48fe0ac6dd19ff2)), closes [#I4CYPZ](https://gitee.com/openharmony/kernel_liteos_a/issues/I4CYPZ) +* MMU竞态问题修复 ([748e0d8](https://gitee.com/openharmony/kernel_liteos_a/commits/748e0d8ffb6ee9c8757ed056f575e3abc6c10702)), closes [#I2WARC](https://gitee.com/openharmony/kernel_liteos_a/issues/I2WARC) +* **mtd:** 去除mtd对hisilicon驱动的依赖 ([f7d010d](https://gitee.com/openharmony/kernel_liteos_a/commits/f7d010dfa4cb825096267528e131a9e2735d7505)), closes [#I49FKL](https://gitee.com/openharmony/kernel_liteos_a/issues/I49FKL) +* OsFutexWaitParamCheck函数中absTime为0时，直接返回，不需要打印 ([3f71be7](https://gitee.com/openharmony/kernel_liteos_a/commits/3f71be75355f11037d9de80cc4d7da0f01905003)), closes [#I4D67E](https://gitee.com/openharmony/kernel_liteos_a/issues/I4D67E) +* OsLockDepCheckIn异常处理中存在g_lockdepAvailable锁嵌套调用, ([bf030b6](https://gitee.com/openharmony/kernel_liteos_a/commits/bf030b6bb5843151a5b8b8736246a1376a5fb9d0)), closes [#I457ZZ](https://gitee.com/openharmony/kernel_liteos_a/issues/I457ZZ) +* pr模板补充说明 ([e3cd485](https://gitee.com/openharmony/kernel_liteos_a/commits/e3cd485db528490a16a8932d734faab263b44bc9)) +* same file mode for procfs files ([c79bcd0](https://gitee.com/openharmony/kernel_liteos_a/commits/c79bcd028e1be34b45cba000077230fa2ef95e68)), closes [#I4ACTC](https://gitee.com/openharmony/kernel_liteos_a/issues/I4ACTC) +* shell支持exit退出，完善帮助信息，特殊处理不可见字符 ([cc6e112](https://gitee.com/openharmony/kernel_liteos_a/commits/cc6e11281e63b6bdc9be8e5d3c39f1258eb2ceaa)) +* smp初始化中副核冗余的启动框架调用 ([5ce70a5](https://gitee.com/openharmony/kernel_liteos_a/commits/5ce70a50c3733b6ec8cc4b444837e366ec837f69)), closes [#I4F8A5](https://gitee.com/openharmony/kernel_liteos_a/issues/I4F8A5) +* solve SIGCHLD ignored in sigsuspend() ([5a80d4e](https://gitee.com/openharmony/kernel_liteos_a/commits/5a80d4e1a34c94204a0bb01443bf25a4fdb12750)), closes [#I47CKK](https://gitee.com/openharmony/kernel_liteos_a/issues/I47CKK) +* syscall review bugfix ([214f44e](https://gitee.com/openharmony/kernel_liteos_a/commits/214f44e935277c29d347c50b553a31ea7df36448)), closes [#149](https://gitee.com/openharmony/kernel_liteos_a/issues/149) +* **test:** misc09用例因依赖hosts文件而失败 ([f2f5c5f](https://gitee.com/openharmony/kernel_liteos_a/commits/f2f5c5fdc3202610de173e7046adab4df5e59142)), closes [#I48IZ0](https://gitee.com/openharmony/kernel_liteos_a/issues/I48IZ0) +* **test:** 修复sys部分用例因依赖passwd、group文件而失败 ([614cdcc](https://gitee.com/openharmony/kernel_liteos_a/commits/614cdccf91bd2d220c4c76418b53400ce714c6cb)), closes [#I48IUC](https://gitee.com/openharmony/kernel_liteos_a/issues/I48IUC) +* 中断中调用PRINTK概率卡死，导致系统不能正常响应中断 ([9726ba1](https://gitee.com/openharmony/kernel_liteos_a/commits/9726ba11a79f3d2d1e616e12ef0bb44e4fc5cd20)), closes [#I4C9GC](https://gitee.com/openharmony/kernel_liteos_a/issues/I4C9GC) +* 临终遗言重定向内容缺失task相关信息，对应的shell命令中申请的内存需要cacheline对齐 ([48ca854](https://gitee.com/openharmony/kernel_liteos_a/commits/48ca854bf07f8dcda9657f950601043a485a1b33)), closes [#I482S5](https://gitee.com/openharmony/kernel_liteos_a/issues/I482S5) +* 优化liteipc任务状态，删除功能重复字段 ([5004ef4](https://gitee.com/openharmony/kernel_liteos_a/commits/5004ef4d87b54fb6d7f748ca8212ae155bcefac5)), closes [#I4FVHK](https://gitee.com/openharmony/kernel_liteos_a/issues/I4FVHK) +* 优化trace buffer初始化，删除swtmr 桩中的无效参数 ([b551270](https://gitee.com/openharmony/kernel_liteos_a/commits/b551270ef50cb206360e2eee3dd20ace5cecccb7)), closes [#I4DQ1X](https://gitee.com/openharmony/kernel_liteos_a/issues/I4DQ1X) +* 修复 virpart.c 不适配的格式化打印问题 ([de29140](https://gitee.com/openharmony/kernel_liteos_a/commits/de29140edf2567f4847876cb1ed5e0b6857420f3)), closes [#I4PEVP](https://gitee.com/openharmony/kernel_liteos_a/issues/I4PEVP) +* 修复A核文档失效的问题 ([456d255](https://gitee.com/openharmony/kernel_liteos_a/commits/456d255a81c2031be8ebecc2bf897af80c3d3c7a)), closes [#I4U7TF](https://gitee.com/openharmony/kernel_liteos_a/issues/I4U7TF) +* 修复A核测试用例失败的问题 ([59329ce](https://gitee.com/openharmony/kernel_liteos_a/commits/59329ce7c6b6a00084df427748e6283287a773c0)), closes [#I4SQDR](https://gitee.com/openharmony/kernel_liteos_a/issues/I4SQDR) +* 修复A核测试用例失败的问题 ([be68dc8](https://gitee.com/openharmony/kernel_liteos_a/commits/be68dc8bcaf8d965039ae1d792775f00a08adfac)), closes [#I4SQDP](https://gitee.com/openharmony/kernel_liteos_a/issues/I4SQDP) +* 修复dispatch单词拼写错误。 ([9b07aec](https://gitee.com/openharmony/kernel_liteos_a/commits/9b07aece2dfa3494cf35e8b388410341508d6224)), closes [#I4BLE8](https://gitee.com/openharmony/kernel_liteos_a/issues/I4BLE8) +* 修复futime提示错误22的BUG ([f2861dd](https://gitee.com/openharmony/kernel_liteos_a/commits/f2861ddfb424af7b99c278273601ce0fab1f37e6)) +* 修复jffs2适配层错误释放锁的BUG ([011a55f](https://gitee.com/openharmony/kernel_liteos_a/commits/011a55ff21d95f969abac60bcff96f4c4d7a326d)), closes [#I4FH9M](https://gitee.com/openharmony/kernel_liteos_a/issues/I4FH9M) +* 修复los_vm_scan.c中内部函数OsInactiveListIsLow冗余代码 ([bc32a1e](https://gitee.com/openharmony/kernel_liteos_a/commits/bc32a1ec0fa5d19c6d2672bcf4a01de5e1be3afb)), closes [#I4HKFF](https://gitee.com/openharmony/kernel_liteos_a/issues/I4HKFF) +* 修复LOSCFG_FS_FAT_CACHE宏关闭后编译失败的BUG ([63e71fe](https://gitee.com/openharmony/kernel_liteos_a/commits/63e71feca05a8d46a49822c713258738740f0712)), closes [#I3T3N0](https://gitee.com/openharmony/kernel_liteos_a/issues/I3T3N0) +* 修复OsVmPhysFreeListAdd和OsVmPhysFreeListAddUnsafe函数内容重复 ([6827bd2](https://gitee.com/openharmony/kernel_liteos_a/commits/6827bd2a22b78aa05e20d6460412fc7b2d738929)), closes [#I4FL95](https://gitee.com/openharmony/kernel_liteos_a/issues/I4FL95) +* 修复PR520缺陷 ([4033891](https://gitee.com/openharmony/kernel_liteos_a/commits/40338918d9132399ee0494d331930a05b7a13c67)), closes [#I4DEG5](https://gitee.com/openharmony/kernel_liteos_a/issues/I4DEG5) +* 修复shcmd.h需要用宏包起来的问题 ([6c4e4b1](https://gitee.com/openharmony/kernel_liteos_a/commits/6c4e4b16abe9c68fea43d40b2d39b4f0ed4bfc9c)), closes [#I4N50W](https://gitee.com/openharmony/kernel_liteos_a/issues/I4N50W) +* 修复xts权限用例压测异常问题 ([b0d31cb](https://gitee.com/openharmony/kernel_liteos_a/commits/b0d31cb43f5a8d1c3da574b2b957e3b0e98b3067)), closes [#I3ZJ1D](https://gitee.com/openharmony/kernel_liteos_a/issues/I3ZJ1D) +* 修复硬随机不可用时，地址随机化不可用问题 ([665c152](https://gitee.com/openharmony/kernel_liteos_a/commits/665c152c27bb86395ddd0395279255f6cdaf7255)), closes [#I4D4TK](https://gitee.com/openharmony/kernel_liteos_a/issues/I4D4TK) +* 修复进程用例导致门禁概率失败 ([1ed28b4](https://gitee.com/openharmony/kernel_liteos_a/commits/1ed28b4c80cfd222be08b0c2e71e6287e52bb276)), closes [#I4FO0N](https://gitee.com/openharmony/kernel_liteos_a/issues/I4FO0N) +* 修复进程线程不稳定用例 ([f6ac03d](https://gitee.com/openharmony/kernel_liteos_a/commits/f6ac03d3e3c56236adc5734d4c059f1fbcc9e0c1)), closes [#I4F1XL](https://gitee.com/openharmony/kernel_liteos_a/issues/I4F1XL) +* 修复重复执行内存用例导致系统卡死问题 ([6c2b163](https://gitee.com/openharmony/kernel_liteos_a/commits/6c2b163c7d7c696ef89b17a0275f3cddb3d7cefb)), closes [#I4F7PO](https://gitee.com/openharmony/kernel_liteos_a/issues/I4F7PO) +* 修改MMU模块的注释错误 ([1a8e22d](https://gitee.com/openharmony/kernel_liteos_a/commits/1a8e22dcf15944153e013d004fd7bbf24557a8c7)), closes [#I4KMMJ](https://gitee.com/openharmony/kernel_liteos_a/issues/I4KMMJ) +* 共享内存问题修复 ([9fdb80f](https://gitee.com/openharmony/kernel_liteos_a/commits/9fdb80f85f92d0167a0456455a94fc6f679797ce)), closes [#I47X2Z](https://gitee.com/openharmony/kernel_liteos_a/issues/I47X2Z) +* 内核ERR打印，无进程和线程信息，不方便问题定位。 ([cb423f8](https://gitee.com/openharmony/kernel_liteos_a/commits/cb423f845462b8cc474c3cba261dadf3943a08ef)), closes [#I4DAKM](https://gitee.com/openharmony/kernel_liteos_a/issues/I4DAKM) +* 内核ERR级别及以上的打印输出当前进程和线程名 ([540b201](https://gitee.com/openharmony/kernel_liteos_a/commits/540b2017c5460e300365d2039a08abd5945cec6b)) +* 内源检视测试用例问题修复 ([a6ac759](https://gitee.com/openharmony/kernel_liteos_a/commits/a6ac7597f85043ba6de3a1b395ca676d85c65ea7)) +* 删除冗余的头文件 ([8e614bb](https://gitee.com/openharmony/kernel_liteos_a/commits/8e614bb1616b75bc89eee7ad7da49b7a9c285b47)), closes [#I4KN63](https://gitee.com/openharmony/kernel_liteos_a/issues/I4KN63) +* 增加pselect SYSCALL函数及测试用例 ([f601c16](https://gitee.com/openharmony/kernel_liteos_a/commits/f601c16b9e67d531dda51fc18389a53db4360b7b)), closes [#I45SXU](https://gitee.com/openharmony/kernel_liteos_a/issues/I45SXU) +* 增加内核epoll系统调用 ([2251b8a](https://gitee.com/openharmony/kernel_liteos_a/commits/2251b8a2d1f649422dd67f8551b085a7e0c63ec7)), closes [#I4FXPT](https://gitee.com/openharmony/kernel_liteos_a/issues/I4FXPT) +* 实现了musl库net模块中的一些函数接口和相应的测试用例 ([3d00a7d](https://gitee.com/openharmony/kernel_liteos_a/commits/3d00a7d23a96f29c138cfc1672825b90b9e0c05e)), closes [#I4JQI1](https://gitee.com/openharmony/third_party_musl/issues/I4JQI1) +* 添加进程线程冒烟用例 ([2be5968](https://gitee.com/openharmony/kernel_liteos_a/commits/2be59680f2fb0801b43522cd38cc387c8ff38766)), closes [#I4EOGA](https://gitee.com/openharmony/kernel_liteos_a/issues/I4EOGA) +* 用户态进程主线程退出时，其他子线程刚好进入异常处理流程会导致系统卡死 ([d955790](https://gitee.com/openharmony/kernel_liteos_a/commits/d955790a44a679421798ec1ac2900b4d75dd75a4)), closes [#I4KGBT](https://gitee.com/openharmony/kernel_liteos_a/issues/I4KGBT) +* 编码规范修改 ([d161a0b](https://gitee.com/openharmony/kernel_liteos_a/commits/d161a0b03de046c05fff45a2b625631b4e45a347)) +* 编码规范问题修复 ([f60bc94](https://gitee.com/openharmony/kernel_liteos_a/commits/f60bc94cf231bc615ff6603ca0393b8fe33a8c47)) +* 编译框架在做编译入口的统一 ([bdb9864](https://gitee.com/openharmony/kernel_liteos_a/commits/bdb9864436a6f128a4c3891bbd63e3c60352689f)), closes [#I4KRQN](https://gitee.com/openharmony/kernel_liteos_a/issues/I4KRQN) +* 解决dmesg -s参数double lock问题 ([e151256](https://gitee.com/openharmony/kernel_liteos_a/commits/e1512566e322eb1fbc8f5d5997f9bfcd022feac7)), closes [#I4HIJK](https://gitee.com/openharmony/kernel_liteos_a/issues/I4HIJK) +* 进程退出前自己回收vmspace中的所有region ([298ccea](https://gitee.com/openharmony/kernel_liteos_a/commits/298ccea3fedaccc651b38973f0455fa1ce12e516)), closes [#I4CKQC](https://gitee.com/openharmony/kernel_liteos_a/issues/I4CKQC) +* 通过g_uart_fputc_en关闭打印后，shell进程不能正常启动 ([d21b05c](https://gitee.com/openharmony/kernel_liteos_a/commits/d21b05c0f69877130366ad37b852a0f30c11809d)), closes [#I4CTY2](https://gitee.com/openharmony/kernel_liteos_a/issues/I4CTY2) +* 针对pr是否同步至release分支，增加原因说明规则 ([b37a7b7](https://gitee.com/openharmony/kernel_liteos_a/commits/b37a7b79292d93dae6c4914952b5f3bb509e8721)) +* 非当前进程销毁时，销毁liteipc时错误的销毁了当前进程的liteipc资源 ([0f0e85b](https://gitee.com/openharmony/kernel_liteos_a/commits/0f0e85b7a6bf76d540925fbf661c483c8dba1cba)), closes [#I4FSA7](https://gitee.com/openharmony/kernel_liteos_a/issues/I4FSA7) + + +### Code Refactoring + +* los_cir_buf.c中接口整合 ([0d325c5](https://gitee.com/openharmony/kernel_liteos_a/commits/0d325c56a1053043db05d53a6c8083f4d35f116b)), closes [#I4MC13](https://gitee.com/openharmony/kernel_liteos_a/issues/I4MC13) + + +### Features + + +* add option SIOCGIFBRDADDR for ioctl ([4ecc473](https://gitee.com/openharmony/kernel_liteos_a/commits/4ecc473843207d259613d26b8ee176d75e7f00fd)), closes [#I4DNRF](https://gitee.com/openharmony/kernel_liteos_a/issues/I4DNRF) +* add sync() to vfs ([f67c4da](https://gitee.com/openharmony/kernel_liteos_a/commits/f67c4dae5141914df2e069dce0196b14780649d8)), closes [#I480HV](https://gitee.com/openharmony/kernel_liteos_a/issues/I480HV) +* **build:** support gcc toolchain ([6e886d4](https://gitee.com/openharmony/kernel_liteos_a/commits/6e886d4233dec3b82a27642f174b920e5f98f6aa)) +* L0-L1 支持Perf ([6e0a3f1](https://gitee.com/openharmony/kernel_liteos_a/commits/6e0a3f10bbbfe29d110c050da927684b6d77b961)), closes [#I47I9A](https://gitee.com/openharmony/kernel_liteos_a/issues/I47I9A) +* L0~L1 支持Lms ([e748fdb](https://gitee.com/openharmony/kernel_liteos_a/commits/e748fdbe578a1ddd8eb10b2e207042676231ba26)), closes [#I4HYAV](https://gitee.com/openharmony/kernel_liteos_a/issues/I4HYAV) +* liteipc 静态内存优化 ([5237924](https://gitee.com/openharmony/kernel_liteos_a/commits/52379242c109e0cf442784dbe811ff9d42d5f33a)), closes [#I4G4HP](https://gitee.com/openharmony/kernel_liteos_a/issues/I4G4HP) +* page cache backed by vnode instead of filep ([38a6b80](https://gitee.com/openharmony/kernel_liteos_a/commits/38a6b804e9291d2fdbd189825ebd7d56165ec51c)), closes [#I44TBS](https://gitee.com/openharmony/kernel_liteos_a/issues/I44TBS) +* 提供低功耗默认处理框架 ([212d1bd](https://gitee.com/openharmony/kernel_liteos_a/commits/212d1bd1e806530fe7e7a16ea986cb2c6fb084ed)), closes [#I4KBG9](https://gitee.com/openharmony/kernel_liteos_a/issues/I4KBG9) +* 支持AT_RANDOM以增强用户态栈保护能力 ([06ea037](https://gitee.com/openharmony/kernel_liteos_a/commits/06ea03715f0cfb8728fadd0d9c19a403dc8f6028)), closes [#I4CB8M](https://gitee.com/openharmony/kernel_liteos_a/issues/I4CB8M) +* 支持L1 低功耗框架 ([64e49ab](https://gitee.com/openharmony/kernel_liteos_a/commits/64e49aba7c9c7d2280c5b3f29f04b17b63209855)), closes [#I4JSOT](https://gitee.com/openharmony/kernel_liteos_a/issues/I4JSOT) +* 支持LOS_TaskJoin 和 LOS_TaskDetach ([37bc11f](https://gitee.com/openharmony/kernel_liteos_a/commits/37bc11fa8837a3019a0a56702f401ec1845f6547)), closes [#I4EENF](https://gitee.com/openharmony/kernel_liteos_a/issues/I4EENF) +* 新增解析异常和backtrace信息脚本 ([7019fdf](https://gitee.com/openharmony/kernel_liteos_a/commits/7019fdfcbb33c660e8aa9fd399d5fccbd7e23b49)), closes [#I47EVQ](https://gitee.com/openharmony/kernel_liteos_a/issues/I47EVQ) +* 调度tick响应时间计算优化 ([f47da44](https://gitee.com/openharmony/kernel_liteos_a/commits/f47da44b39be7fa3e9b5031d7b79b9bef1fd4fbc)) +* 调度去进程化，优化进程线程依赖关系 ([dc479fb](https://gitee.com/openharmony/kernel_liteos_a/commits/dc479fb7bd9cb8441e4e47d44b42110ea07d76a2)) +* 调度相关模块间依赖优化 ([0e3936c](https://gitee.com/openharmony/kernel_liteos_a/commits/0e3936c4f8b8bcfc48d283a6d53413e0fc0619b3)), closes [#I4RPRW](https://gitee.com/openharmony/kernel_liteos_a/issues/I4RPRW) +* 进程cpup占用率结构优化为动态分配 ([f06e090](https://gitee.com/openharmony/kernel_liteos_a/commits/f06e090a1085a654fd726fbc3c3a1c2bc703d663)), closes [#I4GLNT](https://gitee.com/openharmony/kernel_liteos_a/issues/I4GLNT) +* 进程rlimit修改为动态分配,减少静态内存占用 ([cf8446c](https://gitee.com/openharmony/kernel_liteos_a/commits/cf8446c94112ed6993a2e6e71e793d83a72689d5)), closes [#I4EZY5](https://gitee.com/openharmony/kernel_liteos_a/issues/I4EZY5) + +### BREAKING CHANGES + +* 1. 删除 LOS_CirBufLock()，LOS_CirBufUnlock()内核对外接口 +2. LOS_CirBufWrite()，LOS_CirBufRead()由原先内部不进行上/解锁操作，变为默认已包含上/解锁操作。 +* 新增支持API: + +LOS_LmsCheckPoolAdd使能检测指定内存池 +LOS_LmsCheckPoolDel不检测指定内存池 +LOS_LmsAddrProtect为指定内存段上锁，不允许访问 +LOS_LmsAddrDisableProtect去能指定内存段的访问保护 +* 1.新增一系列perf的对外API，位于los_perf.h中. + LOS_PerfInit配置采样数据缓冲区 + LOS_PerfStart开启Perf采样 + LOS_PerfStop停止Perf采样 + LOS_PerfConfig配置Perf采样事件 + LOS_PerfDataRead读取采样数据 + LOS_PerfNotifyHookReg 注册采样数据缓冲区的钩子函数 + LOS_PerfFlushHookReg 注册缓冲区刷cache的钩子 + +2. 用户态新增perf命令 +【Usage】: +./perf [start] /[start id] Start perf. +./perf [stop] Stop perf. +./perf [read nBytes] Read nBytes raw data from perf buffer and print out. +./perf [list] List events to be used in -e. +./perf [stat] or [record]