Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 1 | # |
Dan Handley | 81be100 | 2015-03-27 17:44:35 +0000 | [diff] [blame] | 2 | # Copyright (c) 2013-2015, ARM Limited and Contributors. All rights reserved. |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 3 | # |
| 4 | # Redistribution and use in source and binary forms, with or without |
| 5 | # modification, are permitted provided that the following conditions are met: |
| 6 | # |
| 7 | # Redistributions of source code must retain the above copyright notice, this |
| 8 | # list of conditions and the following disclaimer. |
| 9 | # |
| 10 | # Redistributions in binary form must reproduce the above copyright notice, |
| 11 | # this list of conditions and the following disclaimer in the documentation |
| 12 | # and/or other materials provided with the distribution. |
| 13 | # |
| 14 | # Neither the name of ARM nor the names of its contributors may be used |
| 15 | # to endorse or promote products derived from this software without specific |
| 16 | # prior written permission. |
| 17 | # |
| 18 | # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 19 | # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 20 | # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 21 | # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| 22 | # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 23 | # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 24 | # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 25 | # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 26 | # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 27 | # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 28 | # POSSIBILITY OF SUCH DAMAGE. |
| 29 | # |
| 30 | |
Jeenu Viswambharan | 19a0ace | 2014-05-15 14:40:58 +0100 | [diff] [blame] | 31 | # |
Juan Castillo | 04be3a5 | 2014-06-30 11:41:46 +0100 | [diff] [blame] | 32 | # Trusted Firmware Version |
| 33 | # |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 34 | VERSION_MAJOR := 1 |
| 35 | VERSION_MINOR := 1 |
Juan Castillo | 04be3a5 | 2014-06-30 11:41:46 +0100 | [diff] [blame] | 36 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 37 | include make_helpers/build_macros.mk |
| 38 | |
| 39 | ################################################################################ |
Jeenu Viswambharan | 19a0ace | 2014-05-15 14:40:58 +0100 | [diff] [blame] | 40 | # Default values for build configurations |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 41 | ################################################################################ |
Jeenu Viswambharan | 19a0ace | 2014-05-15 14:40:58 +0100 | [diff] [blame] | 42 | |
| 43 | # Build verbosity |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 44 | V := 0 |
Jeenu Viswambharan | 19a0ace | 2014-05-15 14:40:58 +0100 | [diff] [blame] | 45 | # Debug build |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 46 | DEBUG := 0 |
Jeenu Viswambharan | 19a0ace | 2014-05-15 14:40:58 +0100 | [diff] [blame] | 47 | # Build platform |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 48 | DEFAULT_PLAT := fvp |
| 49 | PLAT := ${DEFAULT_PLAT} |
Jeenu Viswambharan | 19a0ace | 2014-05-15 14:40:58 +0100 | [diff] [blame] | 50 | # SPD choice |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 51 | SPD := none |
Jeenu Viswambharan | 19a0ace | 2014-05-15 14:40:58 +0100 | [diff] [blame] | 52 | # Base commit to perform code check on |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 53 | BASE_COMMIT := origin/master |
Jeenu Viswambharan | d1b6015 | 2014-05-12 15:28:47 +0100 | [diff] [blame] | 54 | # NS timer register save and restore |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 55 | NS_TIMER_SWITCH := 0 |
Vikram Kanigiri | 9637745 | 2014-04-24 11:02:16 +0100 | [diff] [blame] | 56 | # By default, Bl1 acts as the reset handler, not BL31 |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 57 | RESET_TO_BL31 := 0 |
Juan Castillo | 258e94f | 2014-06-25 17:26:36 +0100 | [diff] [blame] | 58 | # Include FP registers in cpu context |
| 59 | CTX_INCLUDE_FPREGS := 0 |
Sandrine Bailleux | 5fe57c1 | 2014-07-17 17:23:14 +0100 | [diff] [blame] | 60 | # Determine the version of ARM GIC architecture to use for interrupt management |
| 61 | # in EL3. The platform port can change this value if needed. |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 62 | ARM_GIC_ARCH := 2 |
Vikram Kanigiri | 40d468c | 2014-12-23 01:00:22 +0000 | [diff] [blame] | 63 | # Determine the version of ARM CCI product used in the platform. The platform |
| 64 | # port can change this value if needed. |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 65 | ARM_CCI_PRODUCT_ID := 400 |
Soby Mathew | 041f62a | 2014-07-14 16:58:03 +0100 | [diff] [blame] | 66 | # Flag used to indicate if ASM_ASSERTION should be enabled for the build. |
| 67 | # This defaults to being present in DEBUG builds only. |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 68 | ASM_ASSERTION := ${DEBUG} |
Soby Mathew | 523d633 | 2015-01-08 18:02:19 +0000 | [diff] [blame] | 69 | # Build option to choose whether Trusted firmware uses Coherent memory or not. |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 70 | USE_COHERENT_MEM := 1 |
Soby Mathew | 85dbf5a | 2015-04-07 12:16:56 +0100 | [diff] [blame] | 71 | # Flag used to choose the power state format viz Extended State-ID or the Original |
| 72 | # format. |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 73 | PSCI_EXTENDED_STATE_ID := 0 |
Juan Castillo | 860cc3b | 2014-11-24 11:45:12 +0000 | [diff] [blame] | 74 | # Default FIP file name |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 75 | FIP_NAME := fip.bin |
Juan Castillo | 9c25a40 | 2015-01-13 12:21:04 +0000 | [diff] [blame] | 76 | # By default, use the -pedantic option in the gcc command line |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 77 | DISABLE_PEDANTIC := 0 |
Juan Castillo | 11abdcd | 2014-10-21 11:30:42 +0100 | [diff] [blame] | 78 | # Flags to generate the Chain of Trust |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 79 | GENERATE_COT := 0 |
| 80 | CREATE_KEYS := 1 |
| 81 | SAVE_KEYS := 0 |
Juan Castillo | 5e29c75 | 2015-01-07 10:39:25 +0000 | [diff] [blame] | 82 | # Flags to build TF with Trusted Boot support |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 83 | TRUSTED_BOARD_BOOT := 0 |
Sandrine Bailleux | 449dbd5 | 2015-06-02 17:19:43 +0100 | [diff] [blame] | 84 | # By default, consider that the platform's reset address is not programmable. |
| 85 | # The platform Makefile is free to override this value. |
| 86 | PROGRAMMABLE_RESET_ADDRESS := 0 |
Soby Mathew | 70716d6 | 2015-07-13 16:26:11 +0100 | [diff] [blame] | 87 | # Build flag to warn about usage of deprecated platform and framework APIs |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 88 | WARN_DEPRECATED := 0 |
| 89 | |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 90 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 91 | ################################################################################ |
| 92 | # Checkpatch script options |
| 93 | ################################################################################ |
| 94 | |
| 95 | CHECK_IGNORE := --ignore COMPLEX_MACRO \ |
Juan Castillo | 749e079 | 2015-03-11 14:21:53 +0000 | [diff] [blame] | 96 | --ignore GERRIT_CHANGE_ID \ |
| 97 | --ignore GIT_COMMIT_ID |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 98 | CHECKPATCH_ARGS := --no-tree --no-signoff ${CHECK_IGNORE} |
| 99 | CHECKCODE_ARGS := --no-patch --no-tree --no-signoff ${CHECK_IGNORE} |
Sandrine Bailleux | 33fbb97 | 2015-02-26 11:22:40 +0000 | [diff] [blame] | 100 | # Do not check the coding style on C library files |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 101 | CHECK_PATHS := $(shell ls -I include -I lib) \ |
Sandrine Bailleux | e3dee95 | 2015-03-26 15:07:47 +0000 | [diff] [blame] | 102 | $(addprefix include/,$(shell ls -I stdlib include)) \ |
| 103 | $(addprefix lib/,$(shell ls -I stdlib lib)) |
Ian Spray | 36eaaf3 | 2014-01-30 17:25:28 +0000 | [diff] [blame] | 104 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 105 | |
| 106 | ################################################################################ |
| 107 | # Process build options |
| 108 | ################################################################################ |
| 109 | |
| 110 | # Verbose flag |
Jeenu Viswambharan | 19a0ace | 2014-05-15 14:40:58 +0100 | [diff] [blame] | 111 | ifeq (${V},0) |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 112 | Q=@ |
| 113 | CHECKCODE_ARGS += --no-summary --terse |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 114 | else |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 115 | Q= |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 116 | endif |
Jeenu Viswambharan | 2f2cef4 | 2014-02-19 09:38:18 +0000 | [diff] [blame] | 117 | export Q |
| 118 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 119 | # Process Debug flag |
| 120 | $(eval $(call add_define,DEBUG)) |
James Morrissey | eaaeece | 2013-11-01 13:56:59 +0000 | [diff] [blame] | 121 | ifneq (${DEBUG}, 0) |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 122 | BUILD_TYPE := debug |
| 123 | CFLAGS += -g |
| 124 | ASFLAGS += -g -Wa,--gdwarf-2 |
| 125 | # Use LOG_LEVEL_INFO by default for debug builds |
| 126 | LOG_LEVEL := 40 |
James Morrissey | eaaeece | 2013-11-01 13:56:59 +0000 | [diff] [blame] | 127 | else |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 128 | BUILD_TYPE := release |
| 129 | $(eval $(call add_define,NDEBUG)) |
| 130 | # Use LOG_LEVEL_NOTICE by default for release builds |
| 131 | LOG_LEVEL := 20 |
James Morrissey | eaaeece | 2013-11-01 13:56:59 +0000 | [diff] [blame] | 132 | endif |
| 133 | |
Juan Castillo | 04be3a5 | 2014-06-30 11:41:46 +0100 | [diff] [blame] | 134 | # Default build string (git branch and commit) |
| 135 | ifeq (${BUILD_STRING},) |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 136 | BUILD_STRING := $(shell git log -n 1 --pretty=format:"%h") |
Juan Castillo | 04be3a5 | 2014-06-30 11:41:46 +0100 | [diff] [blame] | 137 | endif |
Juan Castillo | 04be3a5 | 2014-06-30 11:41:46 +0100 | [diff] [blame] | 138 | VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING} |
| 139 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 140 | # The cert_create tool cannot generate certificates individually, so we use the |
| 141 | # target 'certificates' to create them all |
| 142 | ifneq (${GENERATE_COT},0) |
| 143 | FIP_DEPS += certificates |
| 144 | endif |
| 145 | |
| 146 | |
| 147 | ################################################################################ |
| 148 | # Toolchain |
| 149 | ################################################################################ |
| 150 | |
| 151 | CC := ${CROSS_COMPILE}gcc |
| 152 | CPP := ${CROSS_COMPILE}cpp |
| 153 | AS := ${CROSS_COMPILE}gcc |
| 154 | AR := ${CROSS_COMPILE}ar |
| 155 | LD := ${CROSS_COMPILE}ld |
| 156 | OC := ${CROSS_COMPILE}objcopy |
| 157 | OD := ${CROSS_COMPILE}objdump |
| 158 | NM := ${CROSS_COMPILE}nm |
| 159 | PP := ${CROSS_COMPILE}gcc -E |
| 160 | |
| 161 | ASFLAGS += -nostdinc -ffreestanding -Wa,--fatal-warnings \ |
| 162 | -Werror -Wmissing-include-dirs \ |
| 163 | -mgeneral-regs-only -D__ASSEMBLY__ \ |
| 164 | ${DEFINES} ${INCLUDES} |
| 165 | CFLAGS += -nostdinc -ffreestanding -Wall \ |
| 166 | -Werror -Wmissing-include-dirs \ |
| 167 | -mgeneral-regs-only -std=c99 -c -Os \ |
| 168 | ${DEFINES} ${INCLUDES} |
| 169 | CFLAGS += -ffunction-sections -fdata-sections |
| 170 | |
| 171 | LDFLAGS += --fatal-warnings -O1 |
| 172 | LDFLAGS += --gc-sections |
| 173 | |
| 174 | |
| 175 | ################################################################################ |
| 176 | # Common sources and include directories |
| 177 | ################################################################################ |
| 178 | |
| 179 | BL_COMMON_SOURCES += common/bl_common.c \ |
Soby Mathew | afe7e2f | 2014-06-12 17:23:58 +0100 | [diff] [blame] | 180 | common/tf_printf.c \ |
Soby Mathew | c1adbbc | 2014-06-25 10:07:40 +0100 | [diff] [blame] | 181 | common/aarch64/debug.S \ |
Dan Handley | 176e7b4 | 2014-04-15 18:20:09 +0100 | [diff] [blame] | 182 | lib/aarch64/cache_helpers.S \ |
| 183 | lib/aarch64/misc_helpers.S \ |
Dan Handley | 176e7b4 | 2014-04-15 18:20:09 +0100 | [diff] [blame] | 184 | lib/aarch64/xlat_helpers.c \ |
| 185 | lib/stdlib/std.c \ |
Dan Handley | 176e7b4 | 2014-04-15 18:20:09 +0100 | [diff] [blame] | 186 | plat/common/aarch64/platform_helpers.S |
Ryan Harkin | d7a6b0f | 2014-01-13 14:40:13 +0000 | [diff] [blame] | 187 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 188 | INCLUDES += -Iinclude/bl31 \ |
| 189 | -Iinclude/bl31/services \ |
| 190 | -Iinclude/common \ |
| 191 | -Iinclude/drivers \ |
| 192 | -Iinclude/drivers/arm \ |
| 193 | -Iinclude/drivers/auth \ |
| 194 | -Iinclude/drivers/io \ |
| 195 | -Iinclude/drivers/ti/uart \ |
| 196 | -Iinclude/lib \ |
| 197 | -Iinclude/lib/aarch64 \ |
| 198 | -Iinclude/lib/cpus/aarch64 \ |
| 199 | -Iinclude/plat/common \ |
| 200 | -Iinclude/stdlib \ |
| 201 | -Iinclude/stdlib/sys \ |
| 202 | ${PLAT_INCLUDES} \ |
| 203 | ${SPD_INCLUDES} |
| 204 | |
| 205 | |
| 206 | ################################################################################ |
| 207 | # Generic definitions |
| 208 | ################################################################################ |
| 209 | |
Ryan Harkin | 25cff83 | 2014-01-13 12:37:03 +0000 | [diff] [blame] | 210 | BUILD_BASE := ./build |
| 211 | BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE} |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 212 | |
Dan Handley | 81be100 | 2015-03-27 17:44:35 +0000 | [diff] [blame] | 213 | PLAT_MAKEFILE := platform.mk |
| 214 | # Generate the platforms list by recursively searching for all directories |
| 215 | # under /plat containing a PLAT_MAKEFILE. Append each platform with a `|` |
| 216 | # char and strip out the final '|'. |
| 217 | PLATFORMS := $(shell find plat/ -name '${PLAT_MAKEFILE}' -print0 | \ |
| 218 | sed -r 's%[^\x00]*\/([^/]*)\/${PLAT_MAKEFILE}\x00%\1|%g' | \ |
| 219 | sed -r 's/\|$$//') |
Achin Gupta | 375f538 | 2014-02-18 18:12:48 +0000 | [diff] [blame] | 220 | SPDS := $(shell ls -I none services/spd) |
Ryan Harkin | 72ee331 | 2014-01-15 16:55:07 +0000 | [diff] [blame] | 221 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 222 | # Platforms providing their own TBB makefile may override this value |
| 223 | INCLUDE_TBBR_MK := 1 |
| 224 | |
Jeenu Viswambharan | e5c39fd | 2014-05-16 11:38:10 +0100 | [diff] [blame] | 225 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 226 | ################################################################################ |
| 227 | # Include SPD Makefile if one has been specified |
| 228 | ################################################################################ |
| 229 | |
| 230 | ifneq (${SPD},none) |
| 231 | # We expect to locate an spd.mk under the specified SPD directory |
| 232 | SPD_MAKE := $(shell m="services/spd/${SPD}/${SPD}.mk"; [ -f "$$m" ] && echo "$$m") |
| 233 | |
| 234 | ifeq (${SPD_MAKE},) |
| 235 | $(error Error: No services/spd/${SPD}/${SPD}.mk located) |
| 236 | endif |
| 237 | $(info Including ${SPD_MAKE}) |
| 238 | include ${SPD_MAKE} |
| 239 | |
| 240 | # If there's BL3-2 companion for the chosen SPD, and the SPD wants to build the |
| 241 | # BL3-2 from source, we expect that the SPD's Makefile would set NEED_BL32 |
| 242 | # variable to "yes". In case the BL3-2 is a binary which needs to be included in |
| 243 | # fip, then the NEED_BL32 needs to be set and BL3-2 would need to point to the bin. |
| 244 | endif |
| 245 | |
| 246 | |
| 247 | ################################################################################ |
| 248 | # Include the platform specific Makefile after the SPD Makefile (the platform |
| 249 | # makefile may use all previous definitions in this file) |
| 250 | ################################################################################ |
Jeenu Viswambharan | e5c39fd | 2014-05-16 11:38:10 +0100 | [diff] [blame] | 251 | |
Ryan Harkin | 25cff83 | 2014-01-13 12:37:03 +0000 | [diff] [blame] | 252 | ifeq (${PLAT},) |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 253 | $(error "Error: Unknown platform. Please use PLAT=<platform name> to specify the platform") |
Ryan Harkin | 25cff83 | 2014-01-13 12:37:03 +0000 | [diff] [blame] | 254 | endif |
Dan Handley | 81be100 | 2015-03-27 17:44:35 +0000 | [diff] [blame] | 255 | PLAT_MAKEFILE_FULL := $(shell find plat/ -wholename '*/${PLAT}/${PLAT_MAKEFILE}') |
| 256 | ifeq ($(PLAT_MAKEFILE_FULL),) |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 257 | $(error "Error: Invalid platform. The following platforms are available: ${PLATFORMS}") |
Ryan Harkin | 25cff83 | 2014-01-13 12:37:03 +0000 | [diff] [blame] | 258 | endif |
| 259 | |
Dan Handley | 81be100 | 2015-03-27 17:44:35 +0000 | [diff] [blame] | 260 | include ${PLAT_MAKEFILE_FULL} |
Jon Medhurst | 66573cb | 2014-02-13 15:19:28 +0000 | [diff] [blame] | 261 | |
Soby Mathew | 937488b | 2014-09-22 14:13:34 +0100 | [diff] [blame] | 262 | # Include the CPU specific operations makefile. By default all CPU errata |
| 263 | # workarounds and CPU specifc optimisations are disabled. This can be |
Soby Mathew | 802f865 | 2014-08-14 16:19:29 +0100 | [diff] [blame] | 264 | # overridden by the platform. |
Soby Mathew | 937488b | 2014-09-22 14:13:34 +0100 | [diff] [blame] | 265 | include lib/cpus/cpu-ops.mk |
Soby Mathew | 802f865 | 2014-08-14 16:19:29 +0100 | [diff] [blame] | 266 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 267 | |
| 268 | ################################################################################ |
| 269 | # Process platform overrideable behaviour |
| 270 | ################################################################################ |
| 271 | |
| 272 | # Check if -pedantic option should be used |
| 273 | ifeq (${DISABLE_PEDANTIC},0) |
| 274 | CFLAGS += -pedantic |
Jon Medhurst | 66573cb | 2014-02-13 15:19:28 +0000 | [diff] [blame] | 275 | endif |
| 276 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 277 | # Using the ARM Trusted Firmware BL2 implies that a BL3-3 image also need to be |
| 278 | # supplied for the FIP and Certificate generation tools. This flag can be |
| 279 | # overridden by the platform. |
Jon Medhurst | 66573cb | 2014-02-13 15:19:28 +0000 | [diff] [blame] | 280 | ifdef BL2_SOURCES |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 281 | NEED_BL33 ?= yes |
Jon Medhurst | 66573cb | 2014-02-13 15:19:28 +0000 | [diff] [blame] | 282 | endif |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 283 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 284 | # Process TBB related flags |
| 285 | ifneq (${GENERATE_COT},0) |
| 286 | # Common cert_create options |
| 287 | ifneq (${CREATE_KEYS},0) |
| 288 | $(eval CRT_ARGS += -n) |
| 289 | ifneq (${SAVE_KEYS},0) |
| 290 | $(eval CRT_ARGS += -k) |
| 291 | endif |
| 292 | endif |
| 293 | # Include TBBR makefile (unless the platform indicates otherwise) |
| 294 | ifeq (${INCLUDE_TBBR_MK},1) |
| 295 | include make_helpers/tbbr/tbbr_tools.mk |
| 296 | endif |
Ryan Harkin | 25cff83 | 2014-01-13 12:37:03 +0000 | [diff] [blame] | 297 | endif |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 298 | |
Achin Gupta | 375f538 | 2014-02-18 18:12:48 +0000 | [diff] [blame] | 299 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 300 | ################################################################################ |
| 301 | # Auxiliary tools (fip_create, cert_create, etc) |
| 302 | ################################################################################ |
Achin Gupta | 375f538 | 2014-02-18 18:12:48 +0000 | [diff] [blame] | 303 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 304 | # Variables for use with Certificate Generation Tool |
| 305 | CRTTOOLPATH ?= tools/cert_create |
| 306 | CRTTOOL ?= ${CRTTOOLPATH}/cert_create |
Achin Gupta | 375f538 | 2014-02-18 18:12:48 +0000 | [diff] [blame] | 307 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 308 | # Variables for use with Firmware Image Package |
| 309 | FIPTOOLPATH ?= tools/fip_create |
| 310 | FIPTOOL ?= ${FIPTOOLPATH}/fip_create |
James Morrissey | eaaeece | 2013-11-01 13:56:59 +0000 | [diff] [blame] | 311 | |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 312 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 313 | ################################################################################ |
| 314 | # Build options checks |
| 315 | ################################################################################ |
| 316 | |
Jeenu Viswambharan | 19a0ace | 2014-05-15 14:40:58 +0100 | [diff] [blame] | 317 | $(eval $(call assert_boolean,DEBUG)) |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 318 | $(eval $(call assert_boolean,NS_TIMER_SWITCH)) |
| 319 | $(eval $(call assert_boolean,RESET_TO_BL31)) |
| 320 | $(eval $(call assert_boolean,CTX_INCLUDE_FPREGS)) |
| 321 | $(eval $(call assert_boolean,ASM_ASSERTION)) |
| 322 | $(eval $(call assert_boolean,USE_COHERENT_MEM)) |
| 323 | $(eval $(call assert_boolean,DISABLE_PEDANTIC)) |
| 324 | $(eval $(call assert_boolean,GENERATE_COT)) |
| 325 | $(eval $(call assert_boolean,CREATE_KEYS)) |
| 326 | $(eval $(call assert_boolean,SAVE_KEYS)) |
| 327 | $(eval $(call assert_boolean,TRUSTED_BOARD_BOOT)) |
| 328 | $(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS)) |
| 329 | $(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID)) |
| 330 | $(eval $(call assert_boolean,WARN_DEPRECATED)) |
Jeenu Viswambharan | 19a0ace | 2014-05-15 14:40:58 +0100 | [diff] [blame] | 331 | |
Dan Handley | 81be100 | 2015-03-27 17:44:35 +0000 | [diff] [blame] | 332 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 333 | ################################################################################ |
| 334 | # Add definitions to the cpp preprocessor based on the current build options. |
| 335 | # This is done after including the platform specific makefile to allow the |
| 336 | # platform to overwrite the default options |
| 337 | ################################################################################ |
Jeenu Viswambharan | d1b6015 | 2014-05-12 15:28:47 +0100 | [diff] [blame] | 338 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 339 | $(eval $(call add_define,PLAT_${PLAT})) |
| 340 | $(eval $(call add_define,NS_TIMER_SWITCH)) |
Vikram Kanigiri | 9637745 | 2014-04-24 11:02:16 +0100 | [diff] [blame] | 341 | $(eval $(call add_define,RESET_TO_BL31)) |
Juan Castillo | 258e94f | 2014-06-25 17:26:36 +0100 | [diff] [blame] | 342 | $(eval $(call add_define,CTX_INCLUDE_FPREGS)) |
Sandrine Bailleux | 5fe57c1 | 2014-07-17 17:23:14 +0100 | [diff] [blame] | 343 | $(eval $(call add_define,ARM_GIC_ARCH)) |
Vikram Kanigiri | 40d468c | 2014-12-23 01:00:22 +0000 | [diff] [blame] | 344 | $(eval $(call add_define,ARM_CCI_PRODUCT_ID)) |
Soby Mathew | 041f62a | 2014-07-14 16:58:03 +0100 | [diff] [blame] | 345 | $(eval $(call add_define,ASM_ASSERTION)) |
Dan Handley | cba2c50 | 2014-08-08 14:36:42 +0100 | [diff] [blame] | 346 | $(eval $(call add_define,LOG_LEVEL)) |
Soby Mathew | 523d633 | 2015-01-08 18:02:19 +0000 | [diff] [blame] | 347 | $(eval $(call add_define,USE_COHERENT_MEM)) |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 348 | $(eval $(call add_define,TRUSTED_BOARD_BOOT)) |
| 349 | $(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS)) |
Soby Mathew | 85dbf5a | 2015-04-07 12:16:56 +0100 | [diff] [blame] | 350 | $(eval $(call add_define,PSCI_EXTENDED_STATE_ID)) |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 351 | $(eval $(call add_define,WARN_DEPRECATED)) |
Soby Mathew | 85dbf5a | 2015-04-07 12:16:56 +0100 | [diff] [blame] | 352 | |
Juan Castillo | 11abdcd | 2014-10-21 11:30:42 +0100 | [diff] [blame] | 353 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 354 | ################################################################################ |
| 355 | # Include BL specific makefiles |
| 356 | ################################################################################ |
Juan Castillo | 5e29c75 | 2015-01-07 10:39:25 +0000 | [diff] [blame] | 357 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 358 | ifdef BL1_SOURCES |
| 359 | NEED_BL1 := yes |
| 360 | include bl1/bl1.mk |
| 361 | endif |
Sandrine Bailleux | 449dbd5 | 2015-06-02 17:19:43 +0100 | [diff] [blame] | 362 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 363 | ifdef BL2_SOURCES |
| 364 | NEED_BL2 := yes |
| 365 | include bl2/bl2.mk |
| 366 | endif |
Soby Mathew | 49473e4 | 2015-06-10 13:49:59 +0100 | [diff] [blame] | 367 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 368 | ifdef BL31_SOURCES |
| 369 | NEED_BL31 := yes |
| 370 | include bl31/bl31.mk |
| 371 | endif |
Soby Mathew | 70716d6 | 2015-07-13 16:26:11 +0100 | [diff] [blame] | 372 | |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 373 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 374 | ################################################################################ |
| 375 | # Build targets |
| 376 | ################################################################################ |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 377 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 378 | # Default target |
| 379 | .DEFAULT_GOAL := all |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 380 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 381 | .PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip certtool |
| 382 | .SUFFIXES: |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 383 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 384 | all: msg_start |
Harry Liebel | f58ad36 | 2014-01-10 18:00:33 +0000 | [diff] [blame] | 385 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 386 | msg_start: |
| 387 | @echo "Building ${PLAT}" |
Juan Castillo | 11abdcd | 2014-10-21 11:30:42 +0100 | [diff] [blame] | 388 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 389 | # Expand build macros for the different images |
| 390 | ifeq (${NEED_BL1},yes) |
| 391 | $(eval $(call MAKE_BL,1)) |
| 392 | endif |
Juan Castillo | 11abdcd | 2014-10-21 11:30:42 +0100 | [diff] [blame] | 393 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 394 | ifeq (${NEED_BL2},yes) |
| 395 | $(if ${BL2}, $(eval $(call MAKE_TOOL_ARGS,2,${BL2},in_fip)),\ |
| 396 | $(eval $(call MAKE_BL,2,in_fip))) |
| 397 | endif |
Juan Castillo | 11abdcd | 2014-10-21 11:30:42 +0100 | [diff] [blame] | 398 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 399 | ifeq (${NEED_BL31},yes) |
| 400 | BL31_SOURCES += ${SPD_SOURCES} |
| 401 | $(if ${BL31}, $(eval $(call MAKE_TOOL_ARGS,31,${BL31},in_fip)),\ |
| 402 | $(eval $(call MAKE_BL,31,in_fip))) |
| 403 | endif |
Juan Castillo | 379954c | 2014-11-04 17:36:40 +0000 | [diff] [blame] | 404 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 405 | ifeq (${NEED_BL32},yes) |
| 406 | $(if ${BL32}, $(eval $(call MAKE_TOOL_ARGS,32,${BL32},in_fip)),\ |
| 407 | $(eval $(call MAKE_BL,32,in_fip))) |
Juan Castillo | 11abdcd | 2014-10-21 11:30:42 +0100 | [diff] [blame] | 408 | endif |
| 409 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 410 | # Add the BL33 image if required by the platform |
| 411 | ifeq (${NEED_BL33},yes) |
| 412 | $(eval $(call FIP_ADD_IMG,BL33,--bl33)) |
Juan Castillo | 9c25a40 | 2015-01-13 12:21:04 +0000 | [diff] [blame] | 413 | endif |
| 414 | |
Ian Spray | 36eaaf3 | 2014-01-30 17:25:28 +0000 | [diff] [blame] | 415 | locate-checkpatch: |
| 416 | ifndef CHECKPATCH |
| 417 | $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl") |
| 418 | else |
| 419 | ifeq (,$(wildcard ${CHECKPATCH})) |
| 420 | $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl") |
| 421 | endif |
| 422 | endif |
| 423 | |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 424 | clean: |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 425 | @echo " CLEAN" |
| 426 | ${Q}rm -rf ${BUILD_PLAT} |
| 427 | ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean |
| 428 | ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 429 | |
James Morrissey | eaaeece | 2013-11-01 13:56:59 +0000 | [diff] [blame] | 430 | realclean distclean: |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 431 | @echo " REALCLEAN" |
| 432 | ${Q}rm -rf ${BUILD_BASE} |
| 433 | ${Q}rm -f ${CURDIR}/cscope.* |
| 434 | ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean |
| 435 | ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean |
Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 436 | |
Ian Spray | 36eaaf3 | 2014-01-30 17:25:28 +0000 | [diff] [blame] | 437 | checkcodebase: locate-checkpatch |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 438 | @echo " CHECKING STYLE" |
| 439 | @if test -d .git ; then \ |
| 440 | git ls-files | grep -v stdlib | while read GIT_FILE ; do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; done ; \ |
| 441 | else \ |
| 442 | find . -type f -not -iwholename "*.git*" -not -iwholename "*build*" -not -iwholename "*stdlib*" -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ |
| 443 | fi |
Ian Spray | 36eaaf3 | 2014-01-30 17:25:28 +0000 | [diff] [blame] | 444 | |
| 445 | checkpatch: locate-checkpatch |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 446 | @echo " CHECKING STYLE" |
| 447 | ${Q}git log -p ${BASE_COMMIT}..HEAD -- ${CHECK_PATHS} | ${CHECKPATCH} ${CHECKPATCH_ARGS} - || true |
| 448 | |
| 449 | certtool: ${CRTTOOL} |
Ian Spray | 36eaaf3 | 2014-01-30 17:25:28 +0000 | [diff] [blame] | 450 | |
Juan Castillo | 11abdcd | 2014-10-21 11:30:42 +0100 | [diff] [blame] | 451 | .PHONY: ${CRTTOOL} |
| 452 | ${CRTTOOL}: |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 453 | ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} |
Jon Medhurst | 407a95c | 2014-02-12 15:54:48 +0000 | [diff] [blame] | 454 | @echo |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 455 | @echo "Built $@ successfully" |
Jon Medhurst | 407a95c | 2014-02-12 15:54:48 +0000 | [diff] [blame] | 456 | @echo |
| 457 | |
Juan Castillo | 11abdcd | 2014-10-21 11:30:42 +0100 | [diff] [blame] | 458 | ifneq (${GENERATE_COT},0) |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 459 | certificates: ${CRT_DEPS} ${CRTTOOL} |
| 460 | ${Q}${CRTTOOL} ${CRT_ARGS} |
| 461 | @echo |
| 462 | @echo "Built $@ successfully" |
| 463 | @echo "Certificates can be found in ${BUILD_PLAT}" |
| 464 | @echo |
Juan Castillo | 11abdcd | 2014-10-21 11:30:42 +0100 | [diff] [blame] | 465 | endif |
| 466 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 467 | ${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} |
| 468 | ${Q}${FIPTOOL} --dump ${FIP_ARGS} $@ |
| 469 | @echo |
| 470 | @echo "Built $@ successfully" |
| 471 | @echo |
Soby Mathew | dbee7fc | 2014-09-08 17:51:01 +0100 | [diff] [blame] | 472 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 473 | fiptool: ${FIPTOOL} |
| 474 | fip: ${BUILD_PLAT}/${FIP_NAME} |
Harry Liebel | f58ad36 | 2014-01-10 18:00:33 +0000 | [diff] [blame] | 475 | |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 476 | .PHONY: ${FIPTOOL} |
| 477 | ${FIPTOOL}: |
| 478 | ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} |
Harry Liebel | f58ad36 | 2014-01-10 18:00:33 +0000 | [diff] [blame] | 479 | |
Joakim Bech | 35fab8c | 2014-01-23 14:51:49 +0100 | [diff] [blame] | 480 | cscope: |
| 481 | @echo " CSCOPE" |
| 482 | ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files |
| 483 | ${Q}cscope -b -q -k |
| 484 | |
Ryan Harkin | 72ee331 | 2014-01-15 16:55:07 +0000 | [diff] [blame] | 485 | help: |
Dan Handley | 81be100 | 2015-03-27 17:44:35 +0000 | [diff] [blame] | 486 | @echo "usage: ${MAKE} PLAT=<${PLATFORMS}> [OPTIONS] [TARGET]" |
Ryan Harkin | 72ee331 | 2014-01-15 16:55:07 +0000 | [diff] [blame] | 487 | @echo "" |
| 488 | @echo "PLAT is used to specify which platform you wish to build." |
Sandrine Bailleux | a08588a | 2014-03-21 13:16:35 +0000 | [diff] [blame] | 489 | @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}" |
Ryan Harkin | 72ee331 | 2014-01-15 16:55:07 +0000 | [diff] [blame] | 490 | @echo "" |
Sandrine Bailleux | cf8afbd | 2015-02-18 16:18:00 +0000 | [diff] [blame] | 491 | @echo "Please refer to the User Guide for a list of all supported options." |
| 492 | @echo "Note that the build system doesn't track dependencies for build " |
| 493 | @echo "options. Therefore, if any of the build options are changed " |
| 494 | @echo "from a previous build, a clean build must be performed." |
| 495 | @echo "" |
Ryan Harkin | 72ee331 | 2014-01-15 16:55:07 +0000 | [diff] [blame] | 496 | @echo "Supported Targets:" |
Sandrine Bailleux | cf8afbd | 2015-02-18 16:18:00 +0000 | [diff] [blame] | 497 | @echo " all Build all individual bootloader binaries" |
Ian Spray | 36eaaf3 | 2014-01-30 17:25:28 +0000 | [diff] [blame] | 498 | @echo " bl1 Build the BL1 binary" |
Jeenu Viswambharan | 8aa559c | 2014-02-21 11:42:08 +0000 | [diff] [blame] | 499 | @echo " bl2 Build the BL2 binary" |
Sandrine Bailleux | cf8afbd | 2015-02-18 16:18:00 +0000 | [diff] [blame] | 500 | @echo " bl31 Build the BL3-1 binary" |
| 501 | @echo " bl32 Build the BL3-2 binary" |
Juan Castillo | a3487d1 | 2015-08-18 14:23:04 +0100 | [diff] [blame^] | 502 | @echo " certificates Build the certificates (requires 'GENERATE_COT=1')" |
Sandrine Bailleux | cf8afbd | 2015-02-18 16:18:00 +0000 | [diff] [blame] | 503 | @echo " fip Build the Firmware Image Package (FIP)" |
Ian Spray | 36eaaf3 | 2014-01-30 17:25:28 +0000 | [diff] [blame] | 504 | @echo " checkcodebase Check the coding style of the entire source tree" |
| 505 | @echo " checkpatch Check the coding style on changes in the current" |
| 506 | @echo " branch against BASE_COMMIT (default origin/master)" |
| 507 | @echo " clean Clean the build for the selected platform" |
Harry Liebel | f58ad36 | 2014-01-10 18:00:33 +0000 | [diff] [blame] | 508 | @echo " cscope Generate cscope index" |
Ian Spray | 36eaaf3 | 2014-01-30 17:25:28 +0000 | [diff] [blame] | 509 | @echo " distclean Remove all build artifacts for all platforms" |
Juan Castillo | 11abdcd | 2014-10-21 11:30:42 +0100 | [diff] [blame] | 510 | @echo " certtool Build the Certificate generation tool" |
Harry Liebel | f58ad36 | 2014-01-10 18:00:33 +0000 | [diff] [blame] | 511 | @echo " fiptool Build the Firmware Image Package(FIP) creation tool" |
Ryan Harkin | 72ee331 | 2014-01-15 16:55:07 +0000 | [diff] [blame] | 512 | @echo "" |
Sandrine Bailleux | cf8afbd | 2015-02-18 16:18:00 +0000 | [diff] [blame] | 513 | @echo "Note: most build targets require PLAT to be set to a specific platform." |
Ryan Harkin | 72ee331 | 2014-01-15 16:55:07 +0000 | [diff] [blame] | 514 | @echo "" |
| 515 | @echo "example: build all targets for the FVP platform:" |
| 516 | @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all" |