xref: /device/qemu/riscv32_virt/liteos_m/config.gni

#Copyright (c) 2020-2021 Huawei Device Co., Ltd.
#Licensed under the Apache License, Version 2.0 (the "License");
#you may not use this file except in compliance with the License.
#You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
#Unless required by applicable law or agreed to in writing, software
#distributed under the License is distributed on an "AS IS" BASIS,
#WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#See the License for the specific language governing permissions and
#limitations under the License.

# Kernel type, e.g. "linux", "liteos_a", "liteos_m".
kernel_type = "liteos_m"

# Kernel version.
kernel_version = "3.0.0"

# Board CPU type, for example: "cortex-a7", "riscv32".
board_cpu = ""

# Board arch, for example: "armv7-a", "rv32imc".
board_arch = "rv32imac"

# Toolchain used for system compiling.
# For example: gcc-arm-none-eabi, arm-linux-ohoseabi-gcc, ohos-clang,  riscv32-unknown-elf.
# Note: The default toolchain is "ohos-clang". It's not mandatory if you use the default toolchain.
board_toolchain = "riscv32-unknown-elf"

#board_toolchain = "riscv-none-embed"

# The path which toolchain installed, it's not mandatory if toolchain path has been added to your ~/.bashrc.
board_toolchain_path = ""

# Compiler prefix.
board_toolchain_prefix = "riscv32-unknown-elf-"

#board_toolchain_prefix = "riscv-none-embed-"

# Compiler type, "gcc" or "clang".
board_toolchain_type = "gcc"

# config.json parse
if (product_path != "") {
  product_conf = read_file("${product_path}/config.json", "json")
  force_link_libs = product_conf.force_link_libs
}

#Debug compiler optimization level options
board_opt_flags = []

# Board related common compile flags.
board_cflags = [
  "-mabi=ilp32",
  "-falign-functions=2",
  "-msave-restore",
  "-fno-optimize-strlen",
  "-freorder-blocks-algorithm=simple",
  "-fno-schedule-insns",
  "-fno-inline-small-functions",
  "-fno-inline-functions-called-once",
  "-mtune=size",
  "-mno-small-data-limit=0",
  "-fno-aggressive-loop-optimizations",
  "-Wpointer-arith",
  "-ffunction-sections",
  "-fdata-sections",
  "-fno-short-enums",
  "-fno-builtin",
  "-O2",
  "-static",
  "-fno-common",
  "-fno-stack-protector",
  "-fno-omit-frame-pointer",
  "-Wno-format-truncation",
  "-D__RISC_V__",
  "-D__LITEOS_M__",
  "-DLWIP_SUPPORT_CUSTOM_PBUF=1",
  "-D_BSD_SOURCE",
  "-Wformat=0",
  "-DLOSCFG_BASE_CORE_HILOG",
]

board_cflags += board_opt_flags

board_asmflags = [
  "-march=rv32imac",
  "-mabi=ilp32",
  "-static",
  "-O2",
]
board_asmflags += board_opt_flags
board_cxx_flags = board_cflags
board_ld_flags = []
board_ld_flags += [
  "-Wl,--wrap=_free_r",
  "-Wl,--wrap,_malloc_usable_size_r",
  "-Wl,--wrap,_malloc_r",
  "-Wl,--wrap,_memalign_r",
  "-Wl,--wrap,_realloc_r",
  "-Wl,--wrap,_calloc_r",
  "-Wl,--wrap=printf",
]

# Board related headfiles search path.
board_include_dirs = [ "//commonlibrary/utils_lite/include" ]

# Board adapter dir for OHOS components.
board_adapter_dir = "//device/qemu/riscv32_virt/driver"

# Sysroot path.
board_configed_sysroot = ""

# Board storage type, it used for file system generation.
storage_type = ""