Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 1 | # Copyright (C) 2012 The CyanogenMod Project |
Sebastiano Barezzi | c251f1b | 2021-02-09 00:31:49 +0100 | [diff] [blame] | 2 | # (C) 2017-2021 The LineageOS Project |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 3 | # |
| 4 | # Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | # you may not use this file except in compliance with the License. |
| 6 | # You may obtain a copy of the License at |
| 7 | # |
| 8 | # http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | # |
| 10 | # Unless required by applicable law or agreed to in writing, software |
| 11 | # distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | # See the License for the specific language governing permissions and |
| 14 | # limitations under the License. |
| 15 | |
| 16 | |
| 17 | # Android makefile to build kernel as a part of Android Build |
| 18 | # |
| 19 | # Configuration |
| 20 | # ============= |
| 21 | # |
| 22 | # These config vars are usually set in BoardConfig.mk: |
| 23 | # |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 24 | # TARGET_KERNEL_CONFIG = Kernel defconfig |
| 25 | # TARGET_KERNEL_VARIANT_CONFIG = Variant defconfig, optional |
| 26 | # TARGET_KERNEL_SELINUX_CONFIG = SELinux defconfig, optional |
| 27 | # TARGET_KERNEL_ADDITIONAL_CONFIG = Additional defconfig, optional |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 28 | # |
Joe Maples | da32895 | 2017-11-27 10:09:38 -0500 | [diff] [blame] | 29 | # TARGET_KERNEL_CLANG_COMPILE = Compile kernel with clang, defaults to false |
| 30 | # |
| 31 | # TARGET_KERNEL_CLANG_VERSION = Clang prebuilts version, optional, defaults to clang-stable |
| 32 | # |
| 33 | # TARGET_KERNEL_CLANG_PATH = Clang prebuilts path, optional |
| 34 | # |
Dan Pasanen | edc1ceb | 2017-01-24 15:46:13 -0600 | [diff] [blame] | 35 | # BOARD_KERNEL_IMAGE_NAME = Built image name |
| 36 | # for ARM use: zImage |
| 37 | # for ARM64 use: Image.gz |
| 38 | # for uncompressed use: Image |
| 39 | # If using an appended DT, append '-dtb' |
| 40 | # to the end of the image name. |
| 41 | # For example, for ARM devices, |
| 42 | # use zImage-dtb instead of zImage. |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 43 | # |
Luca Stefani | 05ce3dc | 2020-08-03 11:58:00 +0200 | [diff] [blame] | 44 | # BOARD_DTBO_CFG = Path to a mkdtboimg.py config file |
| 45 | # |
Aayush Gupta | 1de3b30 | 2020-08-25 10:03:10 +0000 | [diff] [blame] | 46 | # BOARD_CUSTOM_DTBOIMG_MK = Path to a custom dtboimage makefile |
| 47 | # |
Joe Maples | da32895 | 2017-11-27 10:09:38 -0500 | [diff] [blame] | 48 | # KERNEL_CC = The C Compiler used. This is automatically set based |
| 49 | # on whether the clang version is set, optional. |
Luca Stefani | 83dee70 | 2020-04-03 18:58:16 +0200 | [diff] [blame] | 50 | # KERNEL_LD = The Linker used. This is automatically set based |
| 51 | # on whether the clang/gcc version is set, optional. |
Joe Maples | da32895 | 2017-11-27 10:09:38 -0500 | [diff] [blame] | 52 | # |
| 53 | # KERNEL_CLANG_TRIPLE = Target triple for clang (e.g. aarch64-linux-gnu-) |
| 54 | # defaults to arm-linux-gnu- for arm |
| 55 | # aarch64-linux-gnu- for arm64 |
| 56 | # x86_64-linux-gnu- for x86 |
| 57 | # |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 58 | # NEED_KERNEL_MODULE_ROOT = Optional, if true, install kernel |
Luca Stefani | a1ade7f | 2018-07-11 00:35:33 +0200 | [diff] [blame] | 59 | # modules in root instead of vendor |
| 60 | # NEED_KERNEL_MODULE_SYSTEM = Optional, if true, install kernel |
| 61 | # modules in system instead of vendor |
Luca Stefani | edc2e0c | 2020-08-01 17:24:29 +0200 | [diff] [blame] | 62 | # NEED_KERNEL_MODULE_VENDOR_OVERLAY = Optional, if true, install kernel |
| 63 | # modules in vendor_overlay instead of vendor |
Sebastiano Barezzi | c251f1b | 2021-02-09 00:31:49 +0100 | [diff] [blame] | 64 | # |
| 65 | # TARGET_FORCE_PREBUILT_KERNEL = Optional, use TARGET_PREBUILT_KERNEL even if |
| 66 | # kernel sources are present |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 67 | |
Dan Pasanen | 8ee5d89 | 2017-12-08 13:46:30 -0600 | [diff] [blame] | 68 | ifneq ($(TARGET_NO_KERNEL),true) |
LuK1337 | d034c3f | 2020-09-15 11:06:18 +0200 | [diff] [blame] | 69 | ifneq ($(TARGET_NO_KERNEL_OVERRIDE),true) |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 70 | |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 71 | ## Externally influenced variables |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 72 | KERNEL_SRC := $(TARGET_KERNEL_SOURCE) |
| 73 | # kernel configuration - mandatory |
| 74 | KERNEL_DEFCONFIG := $(TARGET_KERNEL_CONFIG) |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 75 | RECOVERY_DEFCONFIG := $(TARGET_KERNEL_RECOVERY_CONFIG) |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 76 | VARIANT_DEFCONFIG := $(TARGET_KERNEL_VARIANT_CONFIG) |
| 77 | SELINUX_DEFCONFIG := $(TARGET_KERNEL_SELINUX_CONFIG) |
| 78 | |
| 79 | ## Internal variables |
Rashed Abdel-Tawab | e523884 | 2019-10-15 00:56:52 -0400 | [diff] [blame] | 80 | DTC := $(HOST_OUT_EXECUTABLES)/dtc |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 81 | KERNEL_OUT := $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 82 | RECOVERY_KERNEL_OUT := $(TARGET_OUT_INTERMEDIATES)/RECOVERY_KERNEL_OBJ |
Luca Stefani | fe00ea9 | 2020-08-02 19:08:31 +0200 | [diff] [blame] | 83 | DTBO_OUT := $(TARGET_OUT_INTERMEDIATES)/DTBO_OBJ |
| 84 | DTB_OUT := $(TARGET_OUT_INTERMEDIATES)/DTB_OBJ |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 85 | KERNEL_CONFIG := $(KERNEL_OUT)/.config |
LuK1337 | 6047f5a | 2019-07-12 12:55:35 +0200 | [diff] [blame] | 86 | KERNEL_RELEASE := $(KERNEL_OUT)/include/config/kernel.release |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 87 | RECOVERY_KERNEL_CONFIG := $(RECOVERY_KERNEL_OUT)/.config |
| 88 | RECOVERY_KERNEL_RELEASE := $(RECOVERY_KERNEL_OUT)/include/config/kernel.release |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 89 | |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 90 | ifeq ($(KERNEL_ARCH),x86_64) |
| 91 | KERNEL_DEFCONFIG_ARCH := x86 |
| 92 | else |
| 93 | KERNEL_DEFCONFIG_ARCH := $(KERNEL_ARCH) |
| 94 | endif |
dianlujitao | f30ad9e | 2019-09-12 17:37:45 +0800 | [diff] [blame] | 95 | KERNEL_DEFCONFIG_DIR := $(KERNEL_SRC)/arch/$(KERNEL_DEFCONFIG_ARCH)/configs |
| 96 | KERNEL_DEFCONFIG_SRC := $(KERNEL_DEFCONFIG_DIR)/$(KERNEL_DEFCONFIG) |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 97 | RECOVERY_KERNEL_DEFCONFIG_SRC := $(KERNEL_DEFCONFIG_DIR)/$(RECOVERY_DEFCONFIG) |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 98 | |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 99 | ifneq ($(TARGET_KERNEL_ADDITIONAL_CONFIG),) |
| 100 | KERNEL_ADDITIONAL_CONFIG := $(TARGET_KERNEL_ADDITIONAL_CONFIG) |
dianlujitao | f30ad9e | 2019-09-12 17:37:45 +0800 | [diff] [blame] | 101 | KERNEL_ADDITIONAL_CONFIG_SRC := $(KERNEL_DEFCONFIG_DIR)/$(KERNEL_ADDITIONAL_CONFIG) |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 102 | ifeq ("$(wildcard $(KERNEL_ADDITIONAL_CONFIG_SRC))","") |
| 103 | $(warning TARGET_KERNEL_ADDITIONAL_CONFIG '$(TARGET_KERNEL_ADDITIONAL_CONFIG)' doesn't exist) |
| 104 | KERNEL_ADDITIONAL_CONFIG_SRC := /dev/null |
| 105 | endif |
| 106 | else |
| 107 | KERNEL_ADDITIONAL_CONFIG_SRC := /dev/null |
| 108 | endif |
| 109 | |
Aayush Gupta | 3ebfa5e | 2020-10-27 17:59:21 +0530 | [diff] [blame] | 110 | ifeq ($(TARGET_PREBUILT_KERNEL),) |
| 111 | ifeq ($(BOARD_KERNEL_IMAGE_NAME),) |
| 112 | $(error BOARD_KERNEL_IMAGE_NAME not defined.) |
| 113 | endif |
dianlujitao | f30ad9e | 2019-09-12 17:37:45 +0800 | [diff] [blame] | 114 | endif |
| 115 | TARGET_PREBUILT_INT_KERNEL := $(KERNEL_OUT)/arch/$(KERNEL_ARCH)/boot/$(BOARD_KERNEL_IMAGE_NAME) |
| 116 | |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 117 | TARGET_PREBUILT_INT_RECOVERY_KERNEL := $(RECOVERY_KERNEL_OUT)/arch/$(KERNEL_ARCH)/boot/$(BOARD_KERNEL_IMAGE_NAME) |
| 118 | |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 119 | ifeq "$(wildcard $(KERNEL_SRC) )" "" |
| 120 | ifneq ($(TARGET_PREBUILT_KERNEL),) |
| 121 | HAS_PREBUILT_KERNEL := true |
| 122 | NEEDS_KERNEL_COPY := true |
| 123 | else |
| 124 | $(foreach cf,$(PRODUCT_COPY_FILES), \ |
| 125 | $(eval _src := $(call word-colon,1,$(cf))) \ |
| 126 | $(eval _dest := $(call word-colon,2,$(cf))) \ |
| 127 | $(ifeq kernel,$(_dest), \ |
| 128 | $(eval HAS_PREBUILT_KERNEL := true))) |
| 129 | endif |
| 130 | |
| 131 | ifneq ($(HAS_PREBUILT_KERNEL),) |
| 132 | $(warning ***************************************************************) |
| 133 | $(warning * Using prebuilt kernel binary instead of source *) |
Nolen Johnson | c0b837d | 2020-04-17 13:13:20 -0400 | [diff] [blame] | 134 | $(warning * THIS IS DEPRECATED, AND IS NOT ADVISED. *) |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 135 | $(warning * Please configure your device to download the kernel *) |
| 136 | $(warning * source repository to $(KERNEL_SRC)) |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 137 | $(warning * for more information *) |
| 138 | $(warning ***************************************************************) |
| 139 | FULL_KERNEL_BUILD := false |
| 140 | KERNEL_BIN := $(TARGET_PREBUILT_KERNEL) |
| 141 | else |
| 142 | $(warning ***************************************************************) |
| 143 | $(warning * *) |
| 144 | $(warning * No kernel source found, and no fallback prebuilt defined. *) |
| 145 | $(warning * Please make sure your device is properly configured to *) |
| 146 | $(warning * download the kernel repository to $(KERNEL_SRC)) |
| 147 | $(warning * and add the TARGET_KERNEL_CONFIG variable to BoardConfig.mk *) |
| 148 | $(warning * *) |
| 149 | $(warning * As an alternative, define the TARGET_PREBUILT_KERNEL *) |
| 150 | $(warning * variable with the path to the prebuilt binary kernel image *) |
| 151 | $(warning * in your BoardConfig.mk file *) |
| 152 | $(warning * *) |
| 153 | $(warning ***************************************************************) |
| 154 | $(error "NO KERNEL") |
| 155 | endif |
| 156 | else |
| 157 | NEEDS_KERNEL_COPY := true |
| 158 | ifeq ($(TARGET_KERNEL_CONFIG),) |
| 159 | $(warning **********************************************************) |
| 160 | $(warning * Kernel source found, but no configuration was defined *) |
| 161 | $(warning * Please add the TARGET_KERNEL_CONFIG variable to your *) |
| 162 | $(warning * BoardConfig.mk file *) |
| 163 | $(warning **********************************************************) |
Luca Stefani | fb58f78 | 2020-08-03 11:32:19 +0200 | [diff] [blame] | 164 | $(error "NO KERNEL CONFIG") |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 165 | else |
Tim Schumacher | 6303cd7 | 2021-06-27 11:27:27 +0200 | [diff] [blame] | 166 | ifneq ($(TARGET_FORCE_PREBUILT_KERNEL),) |
| 167 | ifneq ($(filter RELEASE NIGHTLY SNAPSHOT EXPERIMENTAL,$(LINEAGE_BUILDTYPE)),) |
| 168 | $(error "PREBUILT KERNEL IS NOT ALLOWED ON OFFICIAL BUILDS!") |
| 169 | else |
Sebastiano Barezzi | c251f1b | 2021-02-09 00:31:49 +0100 | [diff] [blame] | 170 | $(warning **********************************************************) |
| 171 | $(warning * Kernel source found and configuration was defined, *) |
| 172 | $(warning * but prebuilt kernel is being forced. *) |
| 173 | $(warning * While this is likely intentional, *) |
| 174 | $(warning * it is NOT SUPPORTED WHATSOEVER. *) |
| 175 | $(warning * Generated kernel headers may not align with *) |
| 176 | $(warning * the ABI of kernel you're including. *) |
| 177 | $(warning * Please unset TARGET_FORCE_PREBUILT_KERNEL *) |
| 178 | $(warning * to build the kernel from source. *) |
| 179 | $(warning **********************************************************) |
| 180 | FULL_KERNEL_BUILD := false |
| 181 | KERNEL_BIN := $(TARGET_PREBUILT_KERNEL) |
Sebastiano Barezzi | c251f1b | 2021-02-09 00:31:49 +0100 | [diff] [blame] | 182 | endif |
Tim Schumacher | 6303cd7 | 2021-06-27 11:27:27 +0200 | [diff] [blame] | 183 | else |
| 184 | FULL_KERNEL_BUILD := true |
| 185 | KERNEL_BIN := $(TARGET_PREBUILT_INT_KERNEL) |
Sebastiano Barezzi | c251f1b | 2021-02-09 00:31:49 +0100 | [diff] [blame] | 186 | endif |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 187 | endif |
| 188 | endif |
| 189 | |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 190 | ifneq ($(TARGET_KERNEL_RECOVERY_CONFIG),) |
| 191 | ifeq "$(wildcard $(KERNEL_SRC) )" "" |
| 192 | ifeq ($(TARGET_PREBUILT_RECOVERY_KERNEL),) |
| 193 | $(warning ***************************************************************) |
| 194 | $(warning * *) |
| 195 | $(warning * No recovery kernel source found, and no fallback prebuilt *) |
| 196 | $(warning * defined. Please make sure your device is properly *) |
| 197 | $(warning * configured to download the kernel repository to $(KERNEL_SRC)) |
| 198 | $(warning * or remove TARGET_KERNEL_RECOVERY_CONFIG from BoardConfig.mk *) |
| 199 | $(warning * *) |
| 200 | $(warning * Or, define the TARGET_PREBUILT_RECOVERY_KERNEL *) |
| 201 | $(warning * variable with the path to the prebuilt recovery kernel image*) |
| 202 | $(warning * in your BoardConfig.mk file *) |
| 203 | $(warning * *) |
| 204 | $(warning ***************************************************************) |
| 205 | $(error "NO RECOVERY KERNEL SOURCE") |
| 206 | endif |
| 207 | endif |
| 208 | ifneq ($(BOARD_USES_RECOVERY_AS_BOOT),) |
| 209 | $(warning ********************************************************) |
| 210 | $(warning * TARGET_KERNEL_RECOVERY_CONFIG set but device uses *) |
| 211 | $(warning * RECOVERY_AS_BOOT, which uses boot kernel as recovery *) |
| 212 | $(warning * kernel, as such it's not possible to use different *) |
| 213 | $(warning * configs *) |
| 214 | $(warning ********************************************************) |
| 215 | $(error "INVALID CONFIGURATION") |
| 216 | else |
| 217 | FULL_RECOVERY_KERNEL_BUILD := true |
| 218 | RECOVERY_KERNEL_COPY := true |
| 219 | RECOVERY_BIN := $(TARGET_PREBUILT_INT_RECOVERY_KERNEL) |
| 220 | endif |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 221 | else |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 222 | ifneq ($(TARGET_PREBUILT_RECOVERY_KERNEL),) |
| 223 | RECOVERY_BIN := $(TARGET_PREBUILT_RECOVERY_KERNEL) |
| 224 | RECOVERY_KERNEL_COPY := true |
| 225 | endif |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 226 | endif |
| 227 | |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 228 | ifeq ($(or $(FULL_RECOVERY_KERNEL_BUILD), $(FULL_KERNEL_BUILD)),true) |
Rashed Abdel-Tawab | e523884 | 2019-10-15 00:56:52 -0400 | [diff] [blame] | 229 | # Add host bin out dir to path |
| 230 | PATH_OVERRIDE := PATH=$(KERNEL_BUILD_OUT_PREFIX)$(HOST_OUT_EXECUTABLES):$$PATH |
Joe Maples | da32895 | 2017-11-27 10:09:38 -0500 | [diff] [blame] | 231 | ifeq ($(TARGET_KERNEL_CLANG_COMPILE),true) |
| 232 | ifneq ($(TARGET_KERNEL_CLANG_VERSION),) |
Luca Stefani | 736f1be | 2019-09-14 16:26:26 +0200 | [diff] [blame] | 233 | KERNEL_CLANG_VERSION := clang-$(TARGET_KERNEL_CLANG_VERSION) |
Joe Maples | da32895 | 2017-11-27 10:09:38 -0500 | [diff] [blame] | 234 | else |
Nathan Chancellor | ca40331 | 2018-04-11 16:23:19 -0700 | [diff] [blame] | 235 | # Use the default version of clang if TARGET_KERNEL_CLANG_VERSION hasn't been set by the device config |
| 236 | KERNEL_CLANG_VERSION := $(LLVM_PREBUILTS_VERSION) |
Joe Maples | da32895 | 2017-11-27 10:09:38 -0500 | [diff] [blame] | 237 | endif |
Rashed Abdel-Tawab | c648519 | 2019-09-10 08:38:34 -0700 | [diff] [blame] | 238 | TARGET_KERNEL_CLANG_PATH ?= $(BUILD_TOP)/prebuilts/clang/host/$(HOST_OS)-x86/$(KERNEL_CLANG_VERSION) |
Joe Maples | da32895 | 2017-11-27 10:09:38 -0500 | [diff] [blame] | 239 | ifeq ($(KERNEL_ARCH),arm64) |
| 240 | KERNEL_CLANG_TRIPLE ?= CLANG_TRIPLE=aarch64-linux-gnu- |
| 241 | else ifeq ($(KERNEL_ARCH),arm) |
| 242 | KERNEL_CLANG_TRIPLE ?= CLANG_TRIPLE=arm-linux-gnu- |
| 243 | else ifeq ($(KERNEL_ARCH),x86) |
| 244 | KERNEL_CLANG_TRIPLE ?= CLANG_TRIPLE=x86_64-linux-gnu- |
| 245 | endif |
dianlujitao | f30ad9e | 2019-09-12 17:37:45 +0800 | [diff] [blame] | 246 | PATH_OVERRIDE += PATH=$(TARGET_KERNEL_CLANG_PATH)/bin:$$PATH LD_LIBRARY_PATH=$(TARGET_KERNEL_CLANG_PATH)/lib64:$$LD_LIBRARY_PATH |
Dan Pasanen | f65a6df | 2018-02-18 22:13:05 -0600 | [diff] [blame] | 247 | ifeq ($(KERNEL_CC),) |
Nathan Chancellor | 4d0d438 | 2018-10-21 19:07:47 -0700 | [diff] [blame] | 248 | KERNEL_CC := CC="$(CCACHE_BIN) clang" |
Dan Pasanen | f65a6df | 2018-02-18 22:13:05 -0600 | [diff] [blame] | 249 | endif |
Luca Stefani | 83dee70 | 2020-04-03 18:58:16 +0200 | [diff] [blame] | 250 | ifeq ($(KERNEL_LD),) |
| 251 | KERNEL_LD := |
| 252 | endif |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 253 | endif |
| 254 | |
dianlujitao | f30ad9e | 2019-09-12 17:37:45 +0800 | [diff] [blame] | 255 | ifneq ($(TARGET_KERNEL_MODULES),) |
| 256 | $(error TARGET_KERNEL_MODULES is no longer supported!) |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 257 | endif |
| 258 | |
Alessandro Astone | 8fb7cda | 2021-12-11 01:49:53 +0100 | [diff] [blame^] | 259 | PATH_OVERRIDE += PATH=$(KERNEL_TOOLCHAIN_PATH_gcc):$$PATH |
Rashed Abdel-Tawab | c648519 | 2019-09-10 08:38:34 -0700 | [diff] [blame] | 260 | |
Rashed Abdel-Tawab | dfc3d18 | 2019-09-06 10:44:50 -0700 | [diff] [blame] | 261 | # System tools are no longer allowed on 10+ |
| 262 | PATH_OVERRIDE += $(TOOLS_PATH_OVERRIDE) |
| 263 | |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 264 | KERNEL_ADDITIONAL_CONFIG_OUT := $(KERNEL_OUT)/.additional_config |
| 265 | |
Ethan Chen | a325446 | 2019-02-09 16:26:51 -0800 | [diff] [blame] | 266 | # Internal implementation of make-kernel-target |
| 267 | # $(1): output path (The value passed to O=) |
| 268 | # $(2): target to build (eg. defconfig, modules, dtbo.img) |
| 269 | define internal-make-kernel-target |
Luca Stefani | 83dee70 | 2020-04-03 18:58:16 +0200 | [diff] [blame] | 270 | $(PATH_OVERRIDE) $(KERNEL_MAKE_CMD) $(KERNEL_MAKE_FLAGS) -C $(KERNEL_SRC) O=$(KERNEL_BUILD_OUT_PREFIX)$(1) ARCH=$(KERNEL_ARCH) $(KERNEL_CROSS_COMPILE) $(KERNEL_CLANG_TRIPLE) $(KERNEL_CC) $(KERNEL_LD) $(2) |
Ethan Chen | a325446 | 2019-02-09 16:26:51 -0800 | [diff] [blame] | 271 | endef |
| 272 | |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 273 | # Generate kernel .config from a given defconfig |
| 274 | # $(1): Output path (The value passed to O=) |
| 275 | # $(2): The defconfig to process (just the filename, no need for full path to file) |
| 276 | define make-kernel-config |
| 277 | $(call internal-make-kernel-target,$(1),VARIANT_DEFCONFIG=$(VARIANT_DEFCONFIG) SELINUX_DEFCONFIG=$(SELINUX_DEFCONFIG) $(2)) |
| 278 | $(hide) if [ ! -z "$(KERNEL_CONFIG_OVERRIDE)" ]; then \ |
| 279 | echo "Overriding kernel config with '$(KERNEL_CONFIG_OVERRIDE)'"; \ |
| 280 | echo $(KERNEL_CONFIG_OVERRIDE) >> $(1)/.config; \ |
| 281 | $(call make-kernel-target,oldconfig); \ |
| 282 | fi |
| 283 | # Create defconfig build artifact |
| 284 | $(call internal-make-kernel-target,$(1),savedefconfig) |
| 285 | $(hide) if [ ! -z "$(KERNEL_ADDITIONAL_CONFIG)" ]; then \ |
| 286 | echo "Using additional config '$(KERNEL_ADDITIONAL_CONFIG)'"; \ |
| 287 | $(KERNEL_SRC)/scripts/kconfig/merge_config.sh -m -O $(1) $(1)/.config $(KERNEL_SRC)/arch/$(KERNEL_ARCH)/configs/$(KERNEL_ADDITIONAL_CONFIG); \ |
| 288 | $(call make-kernel-target,KCONFIG_ALLCONFIG=$(KERNEL_BUILD_OUT_PREFIX)$(1)/.config alldefconfig); \ |
| 289 | fi |
| 290 | endef |
| 291 | |
Ethan Chen | a325446 | 2019-02-09 16:26:51 -0800 | [diff] [blame] | 292 | # Make a kernel target |
| 293 | # $(1): The kernel target to build (eg. defconfig, modules, modules_install) |
| 294 | define make-kernel-target |
| 295 | $(call internal-make-kernel-target,$(KERNEL_OUT),$(1)) |
| 296 | endef |
| 297 | |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 298 | # Make a recovery kernel target |
| 299 | # $(1): The kernel target to build (eg. defconfig, modules, modules_install) |
| 300 | define make-recovery-kernel-target |
| 301 | $(call internal-make-kernel-target,$(RECOVERY_KERNEL_OUT),$(1)) |
| 302 | endef |
| 303 | |
Ethan Chen | a325446 | 2019-02-09 16:26:51 -0800 | [diff] [blame] | 304 | # Make a DTBO target |
| 305 | # $(1): The DTBO target to build (eg. dtbo.img, defconfig) |
| 306 | define make-dtbo-target |
Luca Stefani | fe00ea9 | 2020-08-02 19:08:31 +0200 | [diff] [blame] | 307 | $(call internal-make-kernel-target,$(DTBO_OUT),$(1)) |
Ethan Chen | a325446 | 2019-02-09 16:26:51 -0800 | [diff] [blame] | 308 | endef |
| 309 | |
Rashed Abdel-Tawab | 2c247d8 | 2019-09-27 23:37:14 -0400 | [diff] [blame] | 310 | # Make a DTB targets |
| 311 | # $(1): The DTB target to build (eg. dtbs, defconfig) |
| 312 | define make-dtb-target |
Luca Stefani | fe00ea9 | 2020-08-02 19:08:31 +0200 | [diff] [blame] | 313 | $(call internal-make-kernel-target,$(DTB_OUT),$(1)) |
Rashed Abdel-Tawab | 2c247d8 | 2019-09-27 23:37:14 -0400 | [diff] [blame] | 314 | endef |
| 315 | |
Alessandro Astone | 1ab6313 | 2020-09-14 21:14:47 +0200 | [diff] [blame] | 316 | # $(1): modules list |
| 317 | # $(2): output dir |
| 318 | # $(3): mount point |
| 319 | # $(4): staging dir |
Alessandro Astone | 8d6e3d6 | 2021-01-08 17:43:27 +0100 | [diff] [blame] | 320 | # $(5): module load list |
Alessandro Astone | 1ab6313 | 2020-09-14 21:14:47 +0200 | [diff] [blame] | 321 | # Depmod requires a well-formed kernel version so 0.0 is used as a placeholder. |
| 322 | define build-image-kernel-modules-lineage |
Alessandro Astone | 1ab6313 | 2020-09-14 21:14:47 +0200 | [diff] [blame] | 323 | mkdir -p $(2)/lib/modules |
| 324 | cp $(1) $(2)/lib/modules/ |
| 325 | rm -rf $(4) |
| 326 | mkdir -p $(4)/lib/modules/0.0/$(3)lib/modules |
| 327 | cp $(1) $(4)/lib/modules/0.0/$(3)lib/modules |
| 328 | $(DEPMOD) -b $(4) 0.0 |
| 329 | sed -e 's/\(.*modules.*\):/\/\1:/g' -e 's/ \([^ ]*modules[^ ]*\)/ \/\1/g' $(4)/lib/modules/0.0/modules.dep > $(2)/lib/modules/modules.dep |
Alessandro Astone | 8d6e3d6 | 2021-01-08 17:43:27 +0100 | [diff] [blame] | 330 | cp $(4)/lib/modules/0.0/modules.softdep $(2)/lib/modules |
Alessandro Astone | 1ab6313 | 2020-09-14 21:14:47 +0200 | [diff] [blame] | 331 | cp $(4)/lib/modules/0.0/modules.alias $(2)/lib/modules |
Alessandro Astone | 8d6e3d6 | 2021-01-08 17:43:27 +0100 | [diff] [blame] | 332 | rm -f $(2)/lib/modules/modules.load |
| 333 | for MODULE in $(5); do \ |
| 334 | basename $$MODULE >> $(2)/lib/modules/modules.load; \ |
| 335 | done |
Alessandro Astone | 1ab6313 | 2020-09-14 21:14:47 +0200 | [diff] [blame] | 336 | endef |
| 337 | |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 338 | endif # FULL_RECOVERY_KERNEL_BUILD or FULL_KERNEL_BUILD |
| 339 | |
| 340 | ifeq ($(FULL_KERNEL_BUILD),true) |
| 341 | |
| 342 | ifeq ($(NEED_KERNEL_MODULE_ROOT),true) |
| 343 | KERNEL_MODULES_OUT := $(TARGET_ROOT_OUT) |
| 344 | KERNEL_DEPMOD_STAGING_DIR := $(KERNEL_BUILD_OUT_PREFIX)$(call intermediates-dir-for,PACKAGING,depmod_recovery) |
| 345 | KERNEL_MODULE_MOUNTPOINT := |
| 346 | else ifeq ($(NEED_KERNEL_MODULE_SYSTEM),true) |
| 347 | KERNEL_MODULES_OUT := $(TARGET_OUT) |
| 348 | KERNEL_DEPMOD_STAGING_DIR := $(KERNEL_BUILD_OUT_PREFIX)$(call intermediates-dir-for,PACKAGING,depmod_system) |
| 349 | KERNEL_MODULE_MOUNTPOINT := system |
| 350 | $(INSTALLED_SYSTEMIMAGE_TARGET): $(TARGET_PREBUILT_INT_KERNEL) |
| 351 | else ifeq ($(NEED_KERNEL_MODULE_VENDOR_OVERLAY),true) |
| 352 | KERNEL_MODULES_OUT := $(TARGET_OUT_PRODUCT)/vendor_overlay/$(PRODUCT_TARGET_VNDK_VERSION) |
| 353 | KERNEL_DEPMOD_STAGING_DIR := $(KERNEL_BUILD_OUT_PREFIX)$(call intermediates-dir-for,PACKAGING,depmod_product) |
| 354 | KERNEL_MODULE_MOUNTPOINT := vendor |
| 355 | $(INSTALLED_PRODUCTIMAGE_TARGET): $(TARGET_PREBUILT_INT_KERNEL) |
| 356 | else |
| 357 | KERNEL_MODULES_OUT := $(TARGET_OUT_VENDOR) |
| 358 | KERNEL_DEPMOD_STAGING_DIR := $(KERNEL_BUILD_OUT_PREFIX)$(call intermediates-dir-for,PACKAGING,depmod_vendor) |
| 359 | KERNEL_MODULE_MOUNTPOINT := vendor |
| 360 | $(INSTALLED_VENDORIMAGE_TARGET): $(TARGET_PREBUILT_INT_KERNEL) |
| 361 | endif |
| 362 | MODULES_INTERMEDIATES := $(KERNEL_BUILD_OUT_PREFIX)$(call intermediates-dir-for,PACKAGING,kernel_modules) |
| 363 | |
| 364 | KERNEL_VENDOR_RAMDISK_DEPMOD_STAGING_DIR := $(KERNEL_BUILD_OUT_PREFIX)$(call intermediates-dir-for,PACKAGING,depmod_vendor_ramdisk) |
| 365 | $(INTERNAL_VENDOR_RAMDISK_TARGET): $(TARGET_PREBUILT_INT_KERNEL) |
| 366 | |
Luca Stefani | e30626d | 2020-09-03 20:56:29 +0200 | [diff] [blame] | 367 | $(KERNEL_OUT): |
dianlujitao | f30ad9e | 2019-09-12 17:37:45 +0800 | [diff] [blame] | 368 | mkdir -p $(KERNEL_OUT) |
Luca Stefani | e30626d | 2020-09-03 20:56:29 +0200 | [diff] [blame] | 369 | |
| 370 | $(KERNEL_ADDITIONAL_CONFIG_OUT): $(KERNEL_OUT) |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 371 | $(hide) cmp -s $(KERNEL_ADDITIONAL_CONFIG_SRC) $@ || cp $(KERNEL_ADDITIONAL_CONFIG_SRC) $@; |
| 372 | |
Tom Marshall | 6b83d83 | 2017-11-09 21:02:33 +0100 | [diff] [blame] | 373 | $(KERNEL_CONFIG): $(KERNEL_DEFCONFIG_SRC) $(KERNEL_ADDITIONAL_CONFIG_OUT) |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 374 | @echo "Building Kernel Config" |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 375 | $(call make-kernel-config,$(KERNEL_OUT),$(KERNEL_DEFCONFIG)) |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 376 | |
Rashed Abdel-Tawab | e523884 | 2019-10-15 00:56:52 -0400 | [diff] [blame] | 377 | $(TARGET_PREBUILT_INT_KERNEL): $(KERNEL_CONFIG) $(DEPMOD) $(DTC) |
| 378 | @echo "Building Kernel Image ($(BOARD_KERNEL_IMAGE_NAME))" |
Ethan Chen | a325446 | 2019-02-09 16:26:51 -0800 | [diff] [blame] | 379 | $(call make-kernel-target,$(BOARD_KERNEL_IMAGE_NAME)) |
Tom Marshall | f15c371 | 2017-11-10 01:00:18 +0100 | [diff] [blame] | 380 | $(hide) if grep -q '^CONFIG_OF=y' $(KERNEL_CONFIG); then \ |
| 381 | echo "Building DTBs"; \ |
Ethan Chen | a325446 | 2019-02-09 16:26:51 -0800 | [diff] [blame] | 382 | $(call make-kernel-target,dtbs); \ |
Tom Marshall | f15c371 | 2017-11-10 01:00:18 +0100 | [diff] [blame] | 383 | fi |
Ethan Chen | 0724f78 | 2019-02-09 21:05:01 -0800 | [diff] [blame] | 384 | $(hide) if grep -q '=m' $(KERNEL_CONFIG); then \ |
Tom Marshall | f15c371 | 2017-11-10 01:00:18 +0100 | [diff] [blame] | 385 | echo "Building Kernel Modules"; \ |
dianlujitao | f30ad9e | 2019-09-12 17:37:45 +0800 | [diff] [blame] | 386 | $(call make-kernel-target,modules) || exit "$$?"; \ |
Tom Marshall | f15c371 | 2017-11-10 01:00:18 +0100 | [diff] [blame] | 387 | echo "Installing Kernel Modules"; \ |
dianlujitao | f30ad9e | 2019-09-12 17:37:45 +0800 | [diff] [blame] | 388 | $(call make-kernel-target,INSTALL_MOD_PATH=$(MODULES_INTERMEDIATES) INSTALL_MOD_STRIP=1 modules_install); \ |
LuK1337 | 6047f5a | 2019-07-12 12:55:35 +0200 | [diff] [blame] | 389 | kernel_release=$$(cat $(KERNEL_RELEASE)) \ |
Luca Stefani | 4b7a0a0 | 2020-08-01 21:20:23 +0200 | [diff] [blame] | 390 | kernel_modules_dir=$(MODULES_INTERMEDIATES)/lib/modules/$$kernel_release \ |
| 391 | $(foreach s, $(TARGET_MODULE_ALIASES),\ |
| 392 | $(eval p := $(subst :,$(space),$(s))) \ |
| 393 | ; mv $$(find $$kernel_modules_dir -name $(word 1,$(p))) $$kernel_modules_dir/$(word 2,$(p))); \ |
| 394 | modules=$$(find $$kernel_modules_dir -type f -name '*.ko'); \ |
Alessandro Astone | 8d6e3d6 | 2021-01-08 17:43:27 +0100 | [diff] [blame] | 395 | ($(call build-image-kernel-modules-lineage,$$modules,$(KERNEL_MODULES_OUT),$(KERNEL_MODULE_MOUNTPOINT)/,$(KERNEL_DEPMOD_STAGING_DIR),$(BOARD_VENDOR_KERNEL_MODULES_LOAD))); \ |
| 396 | $(if $(BOOT_KERNEL_MODULES),\ |
| 397 | vendor_boot_modules=$$(for m in $(BOOT_KERNEL_MODULES); do \ |
| 398 | p=$$(find $$kernel_modules_dir -type f -name $$m); \ |
| 399 | if [ -n "$$p" ]; then echo $$p; else echo "ERROR: $$m from BOOT_KERNEL_MODULES was not found" 1>&2 && exit 1; fi; \ |
| 400 | done); \ |
| 401 | [ $$? -ne 0 ] && exit 1; \ |
| 402 | ($(call build-image-kernel-modules-lineage,$$vendor_boot_modules,$(TARGET_VENDOR_RAMDISK_OUT),/,$(KERNEL_VENDOR_RAMDISK_DEPMOD_STAGING_DIR),$(BOARD_VENDOR_RAMDISK_KERNEL_MODULES_LOAD))); \ |
| 403 | ) \ |
Tom Marshall | f15c371 | 2017-11-10 01:00:18 +0100 | [diff] [blame] | 404 | fi |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 405 | |
Tom Marshall | 6b83d83 | 2017-11-09 21:02:33 +0100 | [diff] [blame] | 406 | .PHONY: kerneltags |
| 407 | kerneltags: $(KERNEL_CONFIG) |
Ethan Chen | a325446 | 2019-02-09 16:26:51 -0800 | [diff] [blame] | 408 | $(call make-kernel-target,tags) |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 409 | |
Michael Bestas | b4c4aba | 2018-10-06 22:12:10 +0300 | [diff] [blame] | 410 | .PHONY: kernelsavedefconfig alldefconfig |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 411 | |
Luca Stefani | e30626d | 2020-09-03 20:56:29 +0200 | [diff] [blame] | 412 | kernelsavedefconfig: $(KERNEL_OUT) |
Ethan Chen | a325446 | 2019-02-09 16:26:51 -0800 | [diff] [blame] | 413 | $(call make-kernel-target,$(KERNEL_DEFCONFIG)) |
Michael Bestas | 296008c | 2017-07-12 20:56:35 +0300 | [diff] [blame] | 414 | env KCONFIG_NOTIMESTAMP=true \ |
Ethan Chen | a325446 | 2019-02-09 16:26:51 -0800 | [diff] [blame] | 415 | $(call make-kernel-target,savedefconfig) |
Michael Bestas | 296008c | 2017-07-12 20:56:35 +0300 | [diff] [blame] | 416 | cp $(KERNEL_OUT)/defconfig $(KERNEL_DEFCONFIG_SRC) |
| 417 | |
Luca Stefani | e30626d | 2020-09-03 20:56:29 +0200 | [diff] [blame] | 418 | alldefconfig: $(KERNEL_OUT) |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 419 | env KCONFIG_NOTIMESTAMP=true \ |
Ethan Chen | a325446 | 2019-02-09 16:26:51 -0800 | [diff] [blame] | 420 | $(call make-kernel-target,alldefconfig) |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 421 | |
Luca Stefani | fe00ea9 | 2020-08-02 19:08:31 +0200 | [diff] [blame] | 422 | ifeq (true,$(filter true, $(TARGET_NEEDS_DTBOIMAGE) $(BOARD_KERNEL_SEPARATED_DTBO))) |
Aayush Gupta | 1de3b30 | 2020-08-25 10:03:10 +0000 | [diff] [blame] | 423 | ifneq ($(BOARD_CUSTOM_DTBOIMG_MK),) |
| 424 | include $(BOARD_CUSTOM_DTBOIMG_MK) |
| 425 | else |
Rashed Abdel-Tawab | e523884 | 2019-10-15 00:56:52 -0400 | [diff] [blame] | 426 | MKDTIMG := $(HOST_OUT_EXECUTABLES)/mkdtimg$(HOST_EXECUTABLE_SUFFIX) |
| 427 | MKDTBOIMG := $(HOST_OUT_EXECUTABLES)/mkdtboimg.py$(HOST_EXECUTABLE_SUFFIX) |
| 428 | $(BOARD_PREBUILT_DTBOIMAGE): $(DTC) $(MKDTIMG) $(MKDTBOIMG) |
Luca Stefani | fe00ea9 | 2020-08-02 19:08:31 +0200 | [diff] [blame] | 429 | ifeq ($(BOARD_KERNEL_SEPARATED_DTBO),true) |
| 430 | $(BOARD_PREBUILT_DTBOIMAGE): |
| 431 | @echo "Building dtbo.img" |
Alexander Koskovich | 7f28099 | 2022-05-11 16:02:12 -0700 | [diff] [blame] | 432 | rm -rf $(DTBO_OUT) |
Luca Stefani | fe00ea9 | 2020-08-02 19:08:31 +0200 | [diff] [blame] | 433 | $(call make-dtbo-target,$(KERNEL_DEFCONFIG)) |
| 434 | $(call make-dtbo-target,dtbs) |
Luca Stefani | 05ce3dc | 2020-08-03 11:58:00 +0200 | [diff] [blame] | 435 | ifdef BOARD_DTBO_CFG |
| 436 | $(MKDTBOIMG) cfg_create $@ $(BOARD_DTBO_CFG) -d $(DTBO_OUT)/arch/$(KERNEL_ARCH)/boot/dts |
| 437 | else |
Luca Stefani | 16ea814 | 2020-08-05 11:37:46 +0200 | [diff] [blame] | 438 | $(MKDTBOIMG) create $@ --page_size=$(BOARD_KERNEL_PAGESIZE) $(shell find $(DTBO_OUT)/arch/$(KERNEL_ARCH)/boot/dts -type f -name "*.dtbo" | sort) |
Luca Stefani | 05ce3dc | 2020-08-03 11:58:00 +0200 | [diff] [blame] | 439 | endif |
Luca Stefani | fe00ea9 | 2020-08-02 19:08:31 +0200 | [diff] [blame] | 440 | else |
| 441 | $(BOARD_PREBUILT_DTBOIMAGE): |
| 442 | @echo "Building dtbo.img" |
Ethan Chen | a325446 | 2019-02-09 16:26:51 -0800 | [diff] [blame] | 443 | $(call make-dtbo-target,$(KERNEL_DEFCONFIG)) |
| 444 | $(call make-dtbo-target,dtbo.img) |
Luca Stefani | fe00ea9 | 2020-08-02 19:08:31 +0200 | [diff] [blame] | 445 | endif # BOARD_KERNEL_SEPARATED_DTBO |
Aayush Gupta | 1de3b30 | 2020-08-25 10:03:10 +0000 | [diff] [blame] | 446 | endif # BOARD_CUSTOM_DTBOIMG_MK |
Luca Stefani | fe00ea9 | 2020-08-02 19:08:31 +0200 | [diff] [blame] | 447 | endif # TARGET_NEEDS_DTBOIMAGE/BOARD_KERNEL_SEPARATED_DTBO |
| 448 | |
| 449 | ifeq ($(BOARD_INCLUDE_DTB_IN_BOOTIMG),true) |
| 450 | ifeq ($(BOARD_PREBUILT_DTBIMAGE_DIR),) |
| 451 | $(INSTALLED_DTBIMAGE_TARGET): $(DTC) |
| 452 | @echo "Building dtb.img" |
Alexander Koskovich | 7f28099 | 2022-05-11 16:02:12 -0700 | [diff] [blame] | 453 | rm -rf $(DTB_OUT) |
Luca Stefani | fe00ea9 | 2020-08-02 19:08:31 +0200 | [diff] [blame] | 454 | $(call make-dtb-target,$(KERNEL_DEFCONFIG)) |
| 455 | $(call make-dtb-target,dtbs) |
| 456 | cat $(shell find $(DTB_OUT)/arch/$(KERNEL_ARCH)/boot/dts -type f -name "*.dtb" | sort) > $@ |
| 457 | endif # !BOARD_PREBUILT_DTBIMAGE_DIR |
| 458 | endif # BOARD_INCLUDE_DTB_IN_BOOTIMG |
Christian Oder | 8d5db3c | 2017-11-25 16:52:17 +0100 | [diff] [blame] | 459 | |
Ethan Chen | 117a0fd | 2019-02-10 12:12:50 -0800 | [diff] [blame] | 460 | endif # FULL_KERNEL_BUILD |
| 461 | |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 462 | ifeq ($(FULL_RECOVERY_KERNEL_BUILD),true) |
| 463 | |
| 464 | $(RECOVERY_KERNEL_OUT): |
| 465 | mkdir -p $(RECOVERY_KERNEL_OUT) |
| 466 | |
| 467 | $(RECOVERY_KERNEL_CONFIG): $(RECOVERY_KERNEL_DEFCONFIG_SRC) |
| 468 | @echo "Building Recovery Kernel Config" |
| 469 | $(call make-kernel-config,$(RECOVERY_KERNEL_OUT),$(RECOVERY_DEFCONFIG)) |
| 470 | |
| 471 | $(TARGET_PREBUILT_INT_RECOVERY_KERNEL): $(RECOVERY_KERNEL_CONFIG) $(DEPMOD) $(DTC) |
| 472 | @echo "Building Recovery Kernel Image ($(BOARD_KERNEL_IMAGE_NAME))" |
| 473 | $(call make-recovery-kernel-target,$(BOARD_KERNEL_IMAGE_NAME)) |
| 474 | |
| 475 | |
| 476 | endif |
| 477 | |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 478 | ## Install it |
| 479 | |
| 480 | ifeq ($(NEEDS_KERNEL_COPY),true) |
| 481 | file := $(INSTALLED_KERNEL_TARGET) |
| 482 | ALL_PREBUILT += $(file) |
| 483 | $(file) : $(KERNEL_BIN) | $(ACP) |
| 484 | $(transform-prebuilt-to-target) |
| 485 | |
| 486 | ALL_PREBUILT += $(INSTALLED_KERNEL_TARGET) |
| 487 | endif |
| 488 | |
marcost2 | 9b4cfe0 | 2021-07-06 12:55:59 -0300 | [diff] [blame] | 489 | ifeq ($(RECOVERY_KERNEL_COPY),true) |
| 490 | file := $(INSTALLED_RECOVERY_KERNEL) |
| 491 | ALL_PREBUILT += $(file) |
| 492 | $(file) : $(RECOVERY_BIN) | $(ACP) |
| 493 | $(transform-prebuilt-to-target) |
| 494 | |
| 495 | ALL_PREBUILT += $(INSTALLED_RECOVERY_KERNEL) |
| 496 | endif |
| 497 | |
| 498 | .PHONY: recovery-kernel |
| 499 | recovery-kernel: $(INSTALLED_RECOVERY_KERNEL) |
| 500 | |
Michael Bestas | 3952f6c | 2016-08-26 01:12:08 +0300 | [diff] [blame] | 501 | .PHONY: kernel |
dianlujitao | f30ad9e | 2019-09-12 17:37:45 +0800 | [diff] [blame] | 502 | kernel: $(INSTALLED_KERNEL_TARGET) |
Dan Pasanen | 8ee5d89 | 2017-12-08 13:46:30 -0600 | [diff] [blame] | 503 | |
Rashed Abdel-Tawab | 60fe935 | 2019-05-16 14:01:19 -0700 | [diff] [blame] | 504 | .PHONY: dtboimage |
| 505 | dtboimage: $(INSTALLED_DTBOIMAGE_TARGET) |
Christian Oder | 8d5db3c | 2017-11-25 16:52:17 +0100 | [diff] [blame] | 506 | |
Rashed Abdel-Tawab | 2c247d8 | 2019-09-27 23:37:14 -0400 | [diff] [blame] | 507 | .PHONY: dtbimage |
| 508 | dtbimage: $(INSTALLED_DTBIMAGE_TARGET) |
Rashed Abdel-Tawab | 2c247d8 | 2019-09-27 23:37:14 -0400 | [diff] [blame] | 509 | |
LuK1337 | d034c3f | 2020-09-15 11:06:18 +0200 | [diff] [blame] | 510 | endif # TARGET_NO_KERNEL_OVERRIDE |
Dan Pasanen | 8ee5d89 | 2017-12-08 13:46:30 -0600 | [diff] [blame] | 511 | endif # TARGET_NO_KERNEL |