Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0 |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 2 | # Backward compatibility |
| 3 | asflags-y += $(EXTRA_AFLAGS) |
| 4 | ccflags-y += $(EXTRA_CFLAGS) |
| 5 | cppflags-y += $(EXTRA_CPPFLAGS) |
| 6 | ldflags-y += $(EXTRA_LDFLAGS) |
| 7 | |
| 8 | # |
| 9 | # flags that take effect in sub directories |
| 10 | export KBUILD_SUBDIR_ASFLAGS := $(KBUILD_SUBDIR_ASFLAGS) $(subdir-asflags-y) |
| 11 | export KBUILD_SUBDIR_CCFLAGS := $(KBUILD_SUBDIR_CCFLAGS) $(subdir-ccflags-y) |
| 12 | |
| 13 | # Figure out what we need to build from the various variables |
| 14 | # =========================================================================== |
| 15 | |
| 16 | # When an object is listed to be built compiled-in and modular, |
| 17 | # only build the compiled-in version |
| 18 | |
| 19 | obj-m := $(filter-out $(obj-y),$(obj-m)) |
| 20 | |
| 21 | # Libraries are always collected in one lib file. |
| 22 | # Filter out objects already built-in |
| 23 | |
| 24 | lib-y := $(filter-out $(obj-y), $(sort $(lib-y) $(lib-m))) |
| 25 | |
| 26 | |
| 27 | # Handle objects in subdirs |
| 28 | # --------------------------------------------------------------------------- |
| 29 | # o if we encounter foo/ in $(obj-y), replace it by foo/built-in.o |
| 30 | # and add the directory to the list of dirs to descend into: $(subdir-y) |
Masahiro Yamada | 33eb5e7 | 2014-06-16 18:56:38 +0900 | [diff] [blame] | 31 | # o if we encounter foo/ in $(obj-m), remove it from $(obj-m) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 32 | # and add the directory to the list of dirs to descend into: $(subdir-m) |
| 33 | |
| 34 | # Determine modorder. |
| 35 | # Unfortunately, we don't have information about ordering between -y |
| 36 | # and -m subdirs. Just put -y's first. |
| 37 | modorder := $(patsubst %/,%/modules.order, $(filter %/, $(obj-y)) $(obj-m:.o=.ko)) |
| 38 | |
| 39 | __subdir-y := $(patsubst %/,%,$(filter %/, $(obj-y))) |
| 40 | subdir-y += $(__subdir-y) |
| 41 | __subdir-m := $(patsubst %/,%,$(filter %/, $(obj-m))) |
| 42 | subdir-m += $(__subdir-m) |
| 43 | obj-y := $(patsubst %/, %/built-in.o, $(obj-y)) |
| 44 | obj-m := $(filter-out %/, $(obj-m)) |
| 45 | |
| 46 | # Subdirectories we need to descend into |
| 47 | |
| 48 | subdir-ym := $(sort $(subdir-y) $(subdir-m)) |
| 49 | |
Prasad Kummari | cd91adc | 2024-09-06 12:38:07 +0530 | [diff] [blame] | 50 | # Expand $(foo-objs) $(foo-y) etc. by replacing their individuals |
| 51 | suffix-search = $(strip $(foreach s, $3, $($(1:%$(strip $2)=%$s)))) |
| 52 | # List composite targets that are constructed by combining other targets |
| 53 | multi-search = $(sort $(foreach m, $1, $(if $(call suffix-search, $m, $2, $3 -), $m))) |
| 54 | # List primitive targets that are compiled from source files |
| 55 | real-search = $(foreach m, $1, $(if $(call suffix-search, $m, $2, $3 -), $(call suffix-search, $m, $2, $3), $m)) |
| 56 | |
Masahiro Yamada | 33eb5e7 | 2014-06-16 18:56:38 +0900 | [diff] [blame] | 57 | # if $(foo-objs) exists, foo.o is a composite object |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 58 | multi-used-y := $(sort $(foreach m,$(obj-y), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y))), $(m)))) |
| 59 | multi-used-m := $(sort $(foreach m,$(obj-m), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y))), $(m)))) |
| 60 | multi-used := $(multi-used-y) $(multi-used-m) |
| 61 | single-used-m := $(sort $(filter-out $(multi-used-m),$(obj-m))) |
| 62 | |
| 63 | # Build list of the parts of our composite objects, our composite |
| 64 | # objects depend on those (obviously) |
| 65 | multi-objs-y := $(foreach m, $(multi-used-y), $($(m:.o=-objs)) $($(m:.o=-y))) |
| 66 | multi-objs-m := $(foreach m, $(multi-used-m), $($(m:.o=-objs)) $($(m:.o=-y))) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 67 | |
Prasad Kummari | cd91adc | 2024-09-06 12:38:07 +0530 | [diff] [blame] | 68 | # Composite DTB (i.e. DTB constructed by overlay) |
| 69 | multi-dtb-y := $(call multi-search, $(dtb-y), .dtb, -dtbs) |
| 70 | # Primitive DTB compiled from *.dts |
| 71 | real-dtb-y := $(call real-search, $(dtb-y), .dtb, -dtbs) |
| 72 | # Base DTB that overlay is applied onto (each first word of $(*-dtbs) expansion) |
| 73 | base-dtb-y := $(foreach m, $(multi-dtb-y), $(firstword $(call suffix-search, $m, .dtb, -dtbs))) |
| 74 | |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 75 | # $(subdir-obj-y) is the list of objects in $(obj-y) which uses dir/ to |
| 76 | # tell kbuild to descend |
| 77 | subdir-obj-y := $(filter %/built-in.o, $(obj-y)) |
| 78 | |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 79 | # Replace multi-part objects by their individual parts, look at local dir only |
| 80 | real-objs-y := $(foreach m, $(filter-out $(subdir-obj-y), $(obj-y)), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y))),$($(m:.o=-objs)) $($(m:.o=-y)),$(m))) $(extra-y) |
| 81 | real-objs-m := $(foreach m, $(obj-m), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y))),$($(m:.o=-objs)) $($(m:.o=-y)),$(m))) |
| 82 | |
| 83 | # Add subdir path |
| 84 | |
| 85 | extra-y := $(addprefix $(obj)/,$(extra-y)) |
Prasad Kummari | cd91adc | 2024-09-06 12:38:07 +0530 | [diff] [blame] | 86 | always-y := $(addprefix $(obj)/,$(always-y)) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 87 | always := $(addprefix $(obj)/,$(always)) |
| 88 | targets := $(addprefix $(obj)/,$(targets)) |
| 89 | modorder := $(addprefix $(obj)/,$(modorder)) |
| 90 | obj-y := $(addprefix $(obj)/,$(obj-y)) |
| 91 | obj-m := $(addprefix $(obj)/,$(obj-m)) |
| 92 | lib-y := $(addprefix $(obj)/,$(lib-y)) |
| 93 | subdir-obj-y := $(addprefix $(obj)/,$(subdir-obj-y)) |
| 94 | real-objs-y := $(addprefix $(obj)/,$(real-objs-y)) |
| 95 | real-objs-m := $(addprefix $(obj)/,$(real-objs-m)) |
| 96 | single-used-m := $(addprefix $(obj)/,$(single-used-m)) |
| 97 | multi-used-y := $(addprefix $(obj)/,$(multi-used-y)) |
| 98 | multi-used-m := $(addprefix $(obj)/,$(multi-used-m)) |
| 99 | multi-objs-y := $(addprefix $(obj)/,$(multi-objs-y)) |
| 100 | multi-objs-m := $(addprefix $(obj)/,$(multi-objs-m)) |
Prasad Kummari | cd91adc | 2024-09-06 12:38:07 +0530 | [diff] [blame] | 101 | multi-dtb-y := $(addprefix $(obj)/,$(multi-dtb-y)) |
| 102 | real-dtb-y := $(addprefix $(obj)/,$(real-dtb-y)) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 103 | subdir-ym := $(addprefix $(obj)/,$(subdir-ym)) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 104 | |
| 105 | # These flags are needed for modversions and compiling, so we define them here |
| 106 | # already |
Masahiro Yamada | 33eb5e7 | 2014-06-16 18:56:38 +0900 | [diff] [blame] | 107 | # $(modname_flags) #defines KBUILD_MODNAME as the name of the module it will |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 108 | # end up in (or would, if it gets compiled in) |
| 109 | # Note: Files that end up in two or more modules are compiled without the |
| 110 | # KBUILD_MODNAME definition. The reason is that any made-up name would |
| 111 | # differ in different configs. |
Masahiro Yamada | 77ddac8 | 2020-04-17 16:21:36 +0900 | [diff] [blame] | 112 | name-fix = $(squote)$(quote)$(subst $(comma),_,$(subst -,_,$1))$(quote)$(squote) |
| 113 | basename_flags = -DKBUILD_BASENAME=$(call name-fix,$(basetarget)) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 114 | modname_flags = $(if $(filter 1,$(words $(modname))),\ |
Masahiro Yamada | 77ddac8 | 2020-04-17 16:21:36 +0900 | [diff] [blame] | 115 | -DKBUILD_MODNAME=$(call name-fix,$(modname))) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 116 | |
Masahiro Yamada | 958fe8f | 2014-03-05 16:59:40 +0900 | [diff] [blame] | 117 | orig_c_flags = $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) $(KBUILD_SUBDIR_CCFLAGS) \ |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 118 | $(ccflags-y) $(CFLAGS_$(basetarget).o) |
| 119 | _c_flags = $(filter-out $(CFLAGS_REMOVE_$(basetarget).o), $(orig_c_flags)) |
Simon Glass | 68b27d3 | 2015-07-31 09:31:18 -0600 | [diff] [blame] | 120 | orig_a_flags = $(KBUILD_CPPFLAGS) $(KBUILD_AFLAGS) $(KBUILD_SUBDIR_ASFLAGS) \ |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 121 | $(asflags-y) $(AFLAGS_$(basetarget).o) |
Simon Glass | 68b27d3 | 2015-07-31 09:31:18 -0600 | [diff] [blame] | 122 | _a_flags = $(filter-out $(AFLAGS_REMOVE_$(basetarget).o), $(orig_a_flags)) |
Masahiro Yamada | 958fe8f | 2014-03-05 16:59:40 +0900 | [diff] [blame] | 123 | _cpp_flags = $(KBUILD_CPPFLAGS) $(cppflags-y) $(CPPFLAGS_$(@F)) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 124 | |
| 125 | # |
| 126 | # Enable gcov profiling flags for a file, directory or for all files depending |
| 127 | # on variables GCOV_PROFILE_obj.o, GCOV_PROFILE and CONFIG_GCOV_PROFILE_ALL |
| 128 | # (in this order) |
| 129 | # |
| 130 | ifeq ($(CONFIG_GCOV_KERNEL),y) |
| 131 | _c_flags += $(if $(patsubst n%,, \ |
| 132 | $(GCOV_PROFILE_$(basetarget).o)$(GCOV_PROFILE)$(CONFIG_GCOV_PROFILE_ALL)), \ |
| 133 | $(CFLAGS_GCOV)) |
| 134 | endif |
| 135 | |
Masahiro Yamada | 56fc3ba | 2015-07-05 01:56:55 +0900 | [diff] [blame] | 136 | # |
| 137 | # Enable address sanitizer flags for kernel except some files or directories |
| 138 | # we don't want to check (depends on variables KASAN_SANITIZE_obj.o, KASAN_SANITIZE) |
| 139 | # |
| 140 | ifeq ($(CONFIG_KASAN),y) |
| 141 | _c_flags += $(if $(patsubst n%,, \ |
| 142 | $(KASAN_SANITIZE_$(basetarget).o)$(KASAN_SANITIZE)y), \ |
| 143 | $(CFLAGS_KASAN)) |
| 144 | endif |
| 145 | |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 146 | # If building the kernel in a separate objtree expand all occurrences |
| 147 | # of -Idir to -I$(srctree)/dir except for absolute paths (starting with '/'). |
| 148 | |
| 149 | ifeq ($(KBUILD_SRC),) |
| 150 | __c_flags = $(_c_flags) |
| 151 | __a_flags = $(_a_flags) |
| 152 | __cpp_flags = $(_cpp_flags) |
| 153 | else |
| 154 | |
| 155 | # -I$(obj) locates generated .h files |
| 156 | # $(call addtree,-I$(obj)) locates .h files in srctree, from generated .c files |
| 157 | # and locates generated .h files |
| 158 | # FIXME: Replace both with specific CFLAGS* statements in the makefiles |
Tom Rini | 40f1170 | 2020-03-11 18:11:17 -0400 | [diff] [blame] | 159 | __c_flags = $(if $(obj),$(call addtree,-I$(src)) -I$(obj)) \ |
| 160 | $(call flags,_c_flags) |
| 161 | __a_flags = $(call flags,_a_flags) |
| 162 | __cpp_flags = $(call flags,_cpp_flags) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 163 | endif |
| 164 | |
Masahiro Yamada | 0d68fb1 | 2014-02-04 17:24:28 +0900 | [diff] [blame] | 165 | # Modified for U-Boot: LINUXINCLUDE -> UBOOTINCLUDE |
| 166 | c_flags = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(UBOOTINCLUDE) \ |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 167 | $(__c_flags) $(modkern_cflags) \ |
Masahiro Yamada | 77ddac8 | 2020-04-17 16:21:36 +0900 | [diff] [blame] | 168 | $(basename_flags) $(modname_flags) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 169 | |
Masahiro Yamada | 0d68fb1 | 2014-02-04 17:24:28 +0900 | [diff] [blame] | 170 | a_flags = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(UBOOTINCLUDE) \ |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 171 | $(__a_flags) $(modkern_aflags) |
| 172 | |
Masahiro Yamada | 0d68fb1 | 2014-02-04 17:24:28 +0900 | [diff] [blame] | 173 | cpp_flags = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(UBOOTINCLUDE) \ |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 174 | $(__cpp_flags) |
| 175 | |
Tom Rini | 5d4ecf2 | 2020-03-27 11:46:27 -0400 | [diff] [blame] | 176 | ld_flags = $(KBUILD_LDFLAGS) $(ldflags-y) $(LDFLAGS_$(@F)) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 177 | |
Simon Glass | 52debad | 2016-11-25 20:15:59 -0700 | [diff] [blame] | 178 | # Try these files in order to find the U-Boot-specific .dtsi include file |
Sumit Garg | 4c0cda3 | 2024-02-22 15:05:59 +0530 | [diff] [blame] | 179 | u_boot_dtsi_loc = $(srctree)/arch/$(ARCH)/dts/ |
| 180 | |
| 181 | u_boot_dtsi_options = $(strip $(wildcard $(u_boot_dtsi_loc)$(basename $(notdir $<))-u-boot.dtsi) \ |
| 182 | $(wildcard $(u_boot_dtsi_loc)$(subst $\",,$(CONFIG_SYS_SOC))-u-boot.dtsi) \ |
| 183 | $(wildcard $(u_boot_dtsi_loc)$(subst $\",,$(CONFIG_SYS_CPU))-u-boot.dtsi) \ |
| 184 | $(wildcard $(u_boot_dtsi_loc)$(subst $\",,$(CONFIG_SYS_VENDOR))-u-boot.dtsi) \ |
| 185 | $(wildcard $(u_boot_dtsi_loc)u-boot.dtsi)) |
Simon Glass | 2eee32b | 2017-11-12 21:52:05 -0700 | [diff] [blame] | 186 | |
| 187 | u_boot_dtsi_options_raw = $(warning Automatic .dtsi inclusion: options: \ |
Sumit Garg | 4c0cda3 | 2024-02-22 15:05:59 +0530 | [diff] [blame] | 188 | $(u_boot_dtsi_loc)$(basename $(notdir $<))-u-boot.dtsi \ |
| 189 | $(u_boot_dtsi_loc)$(subst $\",,$(CONFIG_SYS_SOC))-u-boot.dtsi \ |
| 190 | $(u_boot_dtsi_loc)$(subst $\",,$(CONFIG_SYS_CPU))-u-boot.dtsi \ |
| 191 | $(u_boot_dtsi_loc)$(subst $\",,$(CONFIG_SYS_VENDOR))-u-boot.dtsi \ |
| 192 | $(u_boot_dtsi_loc)u-boot.dtsi ... \ |
Simon Glass | 2eee32b | 2017-11-12 21:52:05 -0700 | [diff] [blame] | 193 | found: $(if $(u_boot_dtsi_options),"$(u_boot_dtsi_options)",nothing!)) |
Simon Glass | 52debad | 2016-11-25 20:15:59 -0700 | [diff] [blame] | 194 | |
| 195 | # Uncomment for debugging |
Simon Glass | 2eee32b | 2017-11-12 21:52:05 -0700 | [diff] [blame] | 196 | # This shows all the files that were considered and the one that we chose. |
Simon Glass | 0a1b3b6 | 2021-12-16 20:59:23 -0700 | [diff] [blame] | 197 | ifdef DEVICE_TREE_DEBUG |
| 198 | u_boot_dtsi_options_debug = $(warning $(u_boot_dtsi_options_raw)) |
| 199 | endif |
Simon Glass | 52debad | 2016-11-25 20:15:59 -0700 | [diff] [blame] | 200 | |
Sughosh Ganu | 5a3f5eb | 2023-08-22 23:10:03 +0530 | [diff] [blame] | 201 | # We use the first match to be included |
| 202 | dtsi_include_list = $(strip $(u_boot_dtsi_options_debug) \ |
Simon Glass | 2eee32b | 2017-11-12 21:52:05 -0700 | [diff] [blame] | 203 | $(notdir $(firstword $(u_boot_dtsi_options)))) |
Simon Glass | 52debad | 2016-11-25 20:15:59 -0700 | [diff] [blame] | 204 | |
Masahiro Yamada | 43c0893 | 2014-02-05 11:28:25 +0900 | [diff] [blame] | 205 | # Modified for U-Boot |
Sumit Garg | 7a0f3ed | 2024-02-22 15:06:00 +0530 | [diff] [blame] | 206 | upstream_dtsi_include = $(addprefix -I, $(srctree)/dts/upstream/src/ \ |
| 207 | $(sort $(dir $(wildcard $(srctree)/dts/upstream/src/$(ARCH)/*/*))) \ |
| 208 | $(if (CONFIG_ARM64), \ |
| 209 | $(sort $(dir $(wildcard $(srctree)/dts/upstream/src/arm64/*/*))))) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 210 | dtc_cpp_flags = -Wp,-MD,$(depfile).pre.tmp -nostdinc \ |
Andy Shevchenko | 0c5f1e2 | 2022-03-30 12:30:04 +0300 | [diff] [blame] | 211 | $(UBOOTINCLUDE) \ |
Rasmus Villemoes | 2d965c2 | 2023-05-16 11:17:56 +0200 | [diff] [blame] | 212 | -I$(dir $<) \ |
Sumit Garg | 4c0cda3 | 2024-02-22 15:05:59 +0530 | [diff] [blame] | 213 | -I$(u_boot_dtsi_loc) \ |
Simon Glass | 0123ee2 | 2014-06-11 23:29:44 -0600 | [diff] [blame] | 214 | -I$(srctree)/arch/$(ARCH)/dts/include \ |
Simon Glass | def5462 | 2016-11-25 20:15:58 -0700 | [diff] [blame] | 215 | -I$(srctree)/include \ |
Sumit Garg | 7a0f3ed | 2024-02-22 15:06:00 +0530 | [diff] [blame] | 216 | $(upstream_dtsi_include) \ |
Simon Glass | def5462 | 2016-11-25 20:15:58 -0700 | [diff] [blame] | 217 | -D__ASSEMBLY__ \ |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 218 | -undef -D__DTS__ |
| 219 | |
| 220 | # Finds the multi-part object the current object will be linked into |
| 221 | modname-multi = $(sort $(foreach m,$(multi-used),\ |
| 222 | $(if $(filter $(subst $(obj)/,,$*.o), $($(m:.o=-objs)) $($(m:.o=-y))),$(m:.o=)))) |
| 223 | |
Masahiro Yamada | 8c4532f | 2014-10-30 11:06:10 +0900 | [diff] [blame] | 224 | # Useful for describing the dependency of composite objects |
| 225 | # Usage: |
| 226 | # $(call multi_depend, multi_used_targets, suffix_to_remove, suffix_to_add) |
| 227 | define multi_depend |
| 228 | $(foreach m, $(notdir $1), \ |
| 229 | $(eval $(obj)/$m: \ |
| 230 | $(addprefix $(obj)/, $(foreach s, $3, $($(m:%$(strip $2)=%$(s))))))) |
| 231 | endef |
| 232 | |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 233 | # LEX |
| 234 | # --------------------------------------------------------------------------- |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 235 | quiet_cmd_flex = LEX $@ |
Eugeniu Rosca | d57dd94 | 2018-05-19 14:13:50 +0200 | [diff] [blame] | 236 | cmd_flex = $(LEX) -o$@ -L $< |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 237 | |
Eugeniu Rosca | d57dd94 | 2018-05-19 14:13:50 +0200 | [diff] [blame] | 238 | $(obj)/%.lex.c: $(src)/%.l FORCE |
| 239 | $(call if_changed,flex) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 240 | |
| 241 | # YACC |
| 242 | # --------------------------------------------------------------------------- |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 243 | quiet_cmd_bison = YACC $@ |
Eugeniu Rosca | d57dd94 | 2018-05-19 14:13:50 +0200 | [diff] [blame] | 244 | cmd_bison = $(YACC) -o$@ -t -l $< |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 245 | |
Eugeniu Rosca | d57dd94 | 2018-05-19 14:13:50 +0200 | [diff] [blame] | 246 | $(obj)/%.tab.c: $(src)/%.y FORCE |
| 247 | $(call if_changed,bison) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 248 | |
| 249 | quiet_cmd_bison_h = YACC $@ |
Eugeniu Rosca | d57dd94 | 2018-05-19 14:13:50 +0200 | [diff] [blame] | 250 | cmd_bison_h = $(YACC) -o/dev/null --defines=$@ -t -l $< |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 251 | |
Eugeniu Rosca | d57dd94 | 2018-05-19 14:13:50 +0200 | [diff] [blame] | 252 | $(obj)/%.tab.h: $(src)/%.y FORCE |
| 253 | $(call if_changed,bison_h) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 254 | |
| 255 | # Shipped files |
| 256 | # =========================================================================== |
| 257 | |
| 258 | quiet_cmd_shipped = SHIPPED $@ |
| 259 | cmd_shipped = cat $< > $@ |
| 260 | |
| 261 | $(obj)/%: $(src)/%_shipped |
| 262 | $(call cmd,shipped) |
| 263 | |
| 264 | # Commands useful for building a boot image |
| 265 | # =========================================================================== |
Masahiro Yamada | 33eb5e7 | 2014-06-16 18:56:38 +0900 | [diff] [blame] | 266 | # |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 267 | # Use as following: |
| 268 | # |
| 269 | # target: source(s) FORCE |
| 270 | # $(if_changed,ld/objcopy/gzip) |
| 271 | # |
| 272 | # and add target to extra-y so that we know we have to |
| 273 | # read in the saved command line |
| 274 | |
| 275 | # Linking |
| 276 | # --------------------------------------------------------------------------- |
| 277 | |
| 278 | quiet_cmd_ld = LD $@ |
Tom Rini | 5d4ecf2 | 2020-03-27 11:46:27 -0400 | [diff] [blame] | 279 | cmd_ld = $(LD) $(ld_flags) $(filter-out FORCE,$^) -o $@ |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 280 | |
| 281 | # Objcopy |
| 282 | # --------------------------------------------------------------------------- |
| 283 | |
| 284 | quiet_cmd_objcopy = OBJCOPY $@ |
| 285 | cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@ |
| 286 | |
| 287 | # Gzip |
| 288 | # --------------------------------------------------------------------------- |
| 289 | |
| 290 | quiet_cmd_gzip = GZIP $@ |
| 291 | cmd_gzip = (cat $(filter-out FORCE,$^) | gzip -n -f -9 > $@) || \ |
| 292 | (rm -f $@ ; false) |
| 293 | |
| 294 | # DTC |
| 295 | # --------------------------------------------------------------------------- |
| 296 | |
Tom Rini | d6d264c | 2020-02-24 12:50:33 -0500 | [diff] [blame] | 297 | # Disable noisy checks by default |
| 298 | ifeq ($(findstring 1,$(KBUILD_ENABLE_EXTRA_GCC_CHECKS)),) |
| 299 | DTC_FLAGS += -Wno-unit_address_vs_reg \ |
| 300 | -Wno-unit_address_format \ |
| 301 | -Wno-avoid_unnecessary_addr_size \ |
| 302 | -Wno-alias_paths \ |
Tom Rini | 40f1170 | 2020-03-11 18:11:17 -0400 | [diff] [blame] | 303 | -Wno-graph_child_address \ |
| 304 | -Wno-graph_port \ |
| 305 | -Wno-unique_unit_address \ |
Tom Rini | bb18258 | 2020-02-24 12:50:35 -0500 | [diff] [blame] | 306 | -Wno-simple_bus_reg \ |
Tom Rini | d6d264c | 2020-02-24 12:50:33 -0500 | [diff] [blame] | 307 | -Wno-pci_device_reg |
Tom Rini | 5fb3964 | 2020-02-24 12:50:34 -0500 | [diff] [blame] | 308 | |
| 309 | # U-Boot specific disables |
| 310 | DTC_FLAGS += -Wno-pci_bridge \ |
| 311 | -Wno-pci_device_bus_num |
Tom Rini | d6d264c | 2020-02-24 12:50:33 -0500 | [diff] [blame] | 312 | endif |
| 313 | |
| 314 | ifneq ($(findstring 2,$(KBUILD_ENABLE_EXTRA_GCC_CHECKS)),) |
| 315 | DTC_FLAGS += -Wnode_name_chars_strict \ |
| 316 | -Wproperty_name_chars_strict |
| 317 | endif |
| 318 | |
| 319 | DTC_FLAGS += $(DTC_FLAGS_$(basetarget)) |
| 320 | |
Prasad Kummari | cd91adc | 2024-09-06 12:38:07 +0530 | [diff] [blame] | 321 | # Set -@ if the target is a base DTB that overlay is applied onto |
| 322 | DTC_FLAGS += $(if $(filter $(patsubst $(obj)/%,%,$@), $(base-dtb-y)), -@) |
| 323 | |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 324 | # Generate an assembly file to wrap the output of the device tree compiler |
Rasmus Villemoes | 4c984d9 | 2024-07-10 09:16:09 +0200 | [diff] [blame] | 325 | quiet_cmd_dt_S_dtb= DTBS $@ |
Masahiro Yamada | 43c0893 | 2014-02-05 11:28:25 +0900 | [diff] [blame] | 326 | # Modified for U-Boot |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 327 | cmd_dt_S_dtb= \ |
| 328 | ( \ |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 329 | echo '.section .dtb.init.rodata,"a"'; \ |
Simon Glass | 437790e | 2014-11-14 18:18:19 -0700 | [diff] [blame] | 330 | echo '.balign 16'; \ |
Maxime Ripard | 900975b | 2016-07-05 10:26:35 +0200 | [diff] [blame] | 331 | echo '.global __dtb_$(subst -,_,$(*F))_begin'; \ |
| 332 | echo '__dtb_$(subst -,_,$(*F))_begin:'; \ |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 333 | echo '.incbin "$<" '; \ |
Maxime Ripard | 900975b | 2016-07-05 10:26:35 +0200 | [diff] [blame] | 334 | echo '__dtb_$(subst -,_,$(*F))_end:'; \ |
| 335 | echo '.global __dtb_$(subst -,_,$(*F))_end'; \ |
Simon Glass | 437790e | 2014-11-14 18:18:19 -0700 | [diff] [blame] | 336 | echo '.balign 16'; \ |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 337 | ) > $@ |
| 338 | |
| 339 | $(obj)/%.dtb.S: $(obj)/%.dtb |
| 340 | $(call cmd,dt_S_dtb) |
| 341 | |
Rasmus Villemoes | 4c984d9 | 2024-07-10 09:16:09 +0200 | [diff] [blame] | 342 | # Generate an assembly file to wrap the output of the device tree compiler |
| 343 | quiet_cmd_dt_S_dtbo= DTBOS $@ |
| 344 | # Modified for U-Boot |
| 345 | cmd_dt_S_dtbo= \ |
| 346 | { \ |
| 347 | echo '.section .dtb.init.rodata,"a"'; \ |
| 348 | echo '.balign 16'; \ |
| 349 | echo '.global __dtbo_$(subst -,_,$(*F))_begin'; \ |
| 350 | echo '__dtbo_$(subst -,_,$(*F))_begin:'; \ |
| 351 | echo '.incbin "$<" '; \ |
| 352 | echo '__dtbo_$(subst -,_,$(*F))_end:'; \ |
| 353 | echo '.global __dtbo_$(subst -,_,$(*F))_end'; \ |
| 354 | echo '.balign 16'; \ |
| 355 | } > $@ |
| 356 | |
| 357 | $(obj)/%.dtbo.S: $(obj)/%.dtbo |
| 358 | $(call cmd,dt_S_dtbo) |
| 359 | |
Michal Simek | 56c9825 | 2020-07-22 14:58:25 +0200 | [diff] [blame] | 360 | ifeq ($(CONFIG_OF_LIBFDT_OVERLAY),y) |
Jean-Jacques Hiblot | 83a4041 | 2019-10-22 16:39:16 +0200 | [diff] [blame] | 361 | DTC_FLAGS += -@ |
| 362 | endif |
| 363 | |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 364 | quiet_cmd_dtc = DTC $@ |
Masahiro Yamada | 43c0893 | 2014-02-05 11:28:25 +0900 | [diff] [blame] | 365 | # Modified for U-Boot |
Tom Rini | b6bbec1 | 2017-05-17 14:06:08 -0400 | [diff] [blame] | 366 | # Bring in any U-Boot-specific include at the end of the file |
Rasmus Villemoes | 303d98d | 2021-11-21 14:52:51 +0100 | [diff] [blame] | 367 | # And finally any custom .dtsi fragments specified with CONFIG_DEVICE_TREE_INCLUDES |
Masahiro Yamada | 56fc3ba | 2015-07-05 01:56:55 +0900 | [diff] [blame] | 368 | cmd_dtc = mkdir -p $(dir ${dtc-tmp}) ; \ |
Sughosh Ganu | 5a3f5eb | 2023-08-22 23:10:03 +0530 | [diff] [blame] | 369 | (cat $< > $(pre-tmp)); \ |
Rasmus Villemoes | 60b9631 | 2024-09-03 23:59:36 +0200 | [diff] [blame] | 370 | $(foreach f,$(subst $(quote),,$(dtsi_include_list) $(CONFIG_DEVICE_TREE_INCLUDES)), \ |
Rasmus Villemoes | 303d98d | 2021-11-21 14:52:51 +0100 | [diff] [blame] | 371 | echo '$(pound)include "$(f)"' >> $(pre-tmp);) \ |
Jonathan Humphreys | 0e157c6 | 2024-04-08 16:28:43 -0500 | [diff] [blame] | 372 | $(HOSTCC) -E $(dtc_cpp_flags) -I$(obj) -x assembler-with-cpp -o $(dtc-tmp) $(pre-tmp) ; \ |
Pavel Machek | c782190 | 2015-04-06 15:46:44 +0200 | [diff] [blame] | 373 | $(DTC) -O dtb -o $@ -b 0 \ |
Sumit Garg | 4c0cda3 | 2024-02-22 15:05:59 +0530 | [diff] [blame] | 374 | -i $(dir $<) -i $(u_boot_dtsi_loc) $(DTC_FLAGS) \ |
Simon Glass | 370efef | 2019-12-06 21:41:44 -0700 | [diff] [blame] | 375 | -d $(depfile).dtc.tmp $(dtc-tmp) || \ |
| 376 | (echo "Check $(shell pwd)/$(pre-tmp) for errors" && false) \ |
| 377 | ; \ |
Roger Pau Monne | 0cbe9be | 2021-02-13 11:06:32 +0100 | [diff] [blame] | 378 | sed "s:$(pre-tmp):$(<):" $(depfile).pre.tmp $(depfile).dtc.tmp > $(depfile) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 379 | |
Jonathan Humphreys | 0d6f841 | 2024-06-13 15:27:53 -0500 | [diff] [blame] | 380 | capsule_esl_input_file=$(srctree)/lib/efi_loader/capsule_esl.dtsi.in |
| 381 | capsule_crt_file=$(subst $(quote),,$(CONFIG_EFI_CAPSULE_CRT_FILE)) |
| 382 | capsule_esl_dtsi=.capsule_esl.dtsi |
| 383 | |
Sughosh Ganu | 3f46bcc | 2023-08-22 23:10:05 +0530 | [diff] [blame] | 384 | quiet_cmd_capsule_esl_gen = CAPSULE_ESL_GEN $@ |
Jonathan Humphreys | 0d6f841 | 2024-06-13 15:27:53 -0500 | [diff] [blame] | 385 | cmd_capsule_esl_gen = cert-to-efi-sig-list $< $@ |
Sughosh Ganu | 3f46bcc | 2023-08-22 23:10:05 +0530 | [diff] [blame] | 386 | |
Jonathan Humphreys | 0d6f841 | 2024-06-13 15:27:53 -0500 | [diff] [blame] | 387 | $(obj)/capsule_esl_file: $(capsule_crt_file) FORCE |
| 388 | ifeq ($(CONFIG_EFI_CAPSULE_CRT_FILE),"") |
| 389 | $(error "CONFIG_EFI_CAPSULE_CRT_FILE is empty, EFI capsule authentication \ |
Masahisa Kojima | ea057cb | 2023-10-27 16:43:26 +0900 | [diff] [blame] | 390 | public key must be specified when CONFIG_EFI_CAPSULE_AUTHENTICATE is enabled") |
| 391 | else |
Jonathan Humphreys | d71bc61 | 2024-06-13 15:27:52 -0500 | [diff] [blame] | 392 | $(call cmd,capsule_esl_gen) |
Masahisa Kojima | ea057cb | 2023-10-27 16:43:26 +0900 | [diff] [blame] | 393 | endif |
Sughosh Ganu | 3f46bcc | 2023-08-22 23:10:05 +0530 | [diff] [blame] | 394 | |
Jonathan Humphreys | 0d6f841 | 2024-06-13 15:27:53 -0500 | [diff] [blame] | 395 | quiet_cmd_capsule_dtsi_gen = CAPSULE_DTSI_GEN $@ |
| 396 | cmd_capsule_dtsi_gen = \ |
| 397 | $(shell sed "s:ESL_BIN_FILE:$(abspath $<):" $(capsule_esl_input_file) > $@) |
| 398 | |
| 399 | $(obj)/$(capsule_esl_dtsi): $(obj)/capsule_esl_file FORCE |
| 400 | $(call cmd,capsule_dtsi_gen) |
Sughosh Ganu | 3f46bcc | 2023-08-22 23:10:05 +0530 | [diff] [blame] | 401 | |
Sumit Garg | 4c0cda3 | 2024-02-22 15:05:59 +0530 | [diff] [blame] | 402 | dtsi_include_list_deps := $(addprefix $(u_boot_dtsi_loc),$(subst $(quote),,$(dtsi_include_list))) |
| 403 | |
Sughosh Ganu | 3f46bcc | 2023-08-22 23:10:05 +0530 | [diff] [blame] | 404 | ifdef CONFIG_EFI_CAPSULE_AUTHENTICATE |
| 405 | dtsi_include_list += $(capsule_esl_dtsi) |
Sumit Garg | 4c0cda3 | 2024-02-22 15:05:59 +0530 | [diff] [blame] | 406 | dtsi_include_list_deps += $(obj)/$(capsule_esl_dtsi) |
Sughosh Ganu | 3f46bcc | 2023-08-22 23:10:05 +0530 | [diff] [blame] | 407 | endif |
| 408 | |
Sumit Garg | e02230c | 2024-02-22 15:05:58 +0530 | [diff] [blame] | 409 | ifneq ($(CHECK_DTBS),) |
| 410 | DT_CHECKER ?= dt-validate |
| 411 | DT_CHECKER_FLAGS ?= $(if $(DT_SCHEMA_FILES),-l $(DT_SCHEMA_FILES),-m) |
| 412 | DT_BINDING_DIR := dts/upstream/Bindings |
| 413 | DT_TMP_SCHEMA := $(objtree)/$(DT_BINDING_DIR)/processed-schema.json |
| 414 | |
| 415 | quiet_cmd_dtb = DTC_CHK $@ |
| 416 | cmd_dtb = $(cmd_dtc) ; $(DT_CHECKER) $(DT_CHECKER_FLAGS) -u $(srctree)/$(DT_BINDING_DIR) -p $(DT_TMP_SCHEMA) $@ || true |
| 417 | else |
| 418 | quiet_cmd_dtb = $(quiet_cmd_dtc) |
| 419 | cmd_dtb = $(cmd_dtc) |
| 420 | endif |
| 421 | |
| 422 | $(obj)/%.dtb: $(src)/%.dts $(DTC) $(dtsi_include_list_deps) $(DT_TMP_SCHEMA) FORCE |
| 423 | $(call if_changed_dep,dtb) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 424 | |
Masahiro Yamada | 5007487 | 2017-10-11 23:56:10 +0900 | [diff] [blame] | 425 | pre-tmp = $(subst $(comma),_,$(dot-target).pre.tmp) |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 426 | dtc-tmp = $(subst $(comma),_,$(dot-target).dts.tmp) |
| 427 | |
Pantelis Antoniou | ce382b6 | 2017-09-04 23:12:20 +0300 | [diff] [blame] | 428 | # DTCO |
| 429 | # --------------------------------------------------------------------------- |
| 430 | |
| 431 | quiet_cmd_dtco = DTCO $@ |
| 432 | # Rule for objects only; does not put specific u-boot include at the end |
| 433 | # No generation of assembly file either |
| 434 | # Modified for U-Boot |
| 435 | cmd_dtco = mkdir -p $(dir ${dtc-tmp}) ; \ |
Michal Simek | 0d45a6a | 2019-02-11 14:51:02 +0100 | [diff] [blame] | 436 | $(CPP) $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ; \ |
Pantelis Antoniou | ce382b6 | 2017-09-04 23:12:20 +0300 | [diff] [blame] | 437 | $(DTC) -@ -O dtb -o $@ -b 0 \ |
| 438 | -i $(dir $<) $(DTC_FLAGS) \ |
| 439 | -d $(depfile).dtc.tmp $(dtc-tmp) ; \ |
| 440 | cat $(depfile).pre.tmp $(depfile).dtc.tmp > $(depfile) |
| 441 | |
Rasmus Villemoes | f5fe591 | 2023-05-04 14:26:44 +0200 | [diff] [blame] | 442 | $(obj)/%.dtbo: $(src)/%.dtso $(DTC) FORCE |
| 443 | $(call if_changed_dep,dtco) |
| 444 | |
Prasad Kummari | cd91adc | 2024-09-06 12:38:07 +0530 | [diff] [blame] | 445 | quiet_cmd_fdtoverlay = DTOVL $@ |
| 446 | cmd_fdtoverlay = fdtoverlay -o $@ -i $(real-prereqs) |
| 447 | |
| 448 | $(multi-dtb-y): FORCE |
| 449 | $(call if_changed,fdtoverlay) |
| 450 | $(call multi_depend, $(multi-dtb-y), .dtb, -dtbs) |
| 451 | |
Simon Glass | 439079a | 2016-01-14 18:10:35 -0700 | [diff] [blame] | 452 | # Fonts |
| 453 | # --------------------------------------------------------------------------- |
| 454 | |
| 455 | # Generate an assembly file to wrap the font data |
| 456 | quiet_cmd_S_ttf= TTF $@ |
| 457 | # Modified for U-Boot |
| 458 | cmd_S_ttf= \ |
| 459 | ( \ |
| 460 | echo '.section .rodata.ttf.init,"a"'; \ |
| 461 | echo '.balign 16'; \ |
| 462 | echo '.global __ttf_$(*F)_begin'; \ |
| 463 | echo '__ttf_$(*F)_begin:'; \ |
| 464 | echo '.incbin "$<" '; \ |
| 465 | echo '__ttf_$(*F)_end:'; \ |
| 466 | echo '.global __ttf_$(*F)_end'; \ |
| 467 | echo '.balign 16'; \ |
| 468 | ) > $@ |
| 469 | |
| 470 | $(obj)/%.S: $(src)/%.ttf |
| 471 | $(call cmd,S_ttf) |
| 472 | |
Simon Glass | 87a3cd7 | 2021-11-19 13:24:03 -0700 | [diff] [blame] | 473 | # Splash logos |
| 474 | # --------------------------------------------------------------------------- |
| 475 | |
| 476 | # Generate an assembly file to wrap the splash data |
| 477 | quiet_cmd_S_splash= TTF $@ |
| 478 | # Modified for U-Boot |
| 479 | cmd_S_splash= \ |
| 480 | ( \ |
| 481 | echo '.section .rodata.splash.init,"a"'; \ |
| 482 | echo '.balign 16'; \ |
| 483 | echo '.global __splash_$(*F)_begin'; \ |
| 484 | echo '__splash_$(*F)_begin:'; \ |
| 485 | echo '.incbin "$<" '; \ |
| 486 | echo '__splash_$(*F)_end:'; \ |
| 487 | echo '.global __splash_$(*F)_end'; \ |
| 488 | echo '.balign 16'; \ |
| 489 | ) > $@ |
| 490 | |
| 491 | $(obj)/%.S: $(src)/%.bmp |
| 492 | $(call cmd,S_splash) |
| 493 | |
Heinrich Schuchardt | 378e8b4 | 2017-09-05 16:07:17 +0200 | [diff] [blame] | 494 | # EFI applications |
| 495 | # A Makefile target *.efi is built as EFI application. |
| 496 | # A Makefile target *_efi.S wraps *.efi as built-in EFI application. |
Simon Glass | fac4ced | 2016-11-07 08:47:08 -0700 | [diff] [blame] | 497 | # --------------------------------------------------------------------------- |
| 498 | |
| 499 | # Generate an assembly file to wrap the EFI app |
Heinrich Schuchardt | 378e8b4 | 2017-09-05 16:07:17 +0200 | [diff] [blame] | 500 | cmd_S_efi= \ |
| 501 | ( \ |
| 502 | echo '.section .rodata.$*.init,"a"'; \ |
| 503 | echo '.balign 16'; \ |
| 504 | echo '.global __efi_$*_begin'; \ |
| 505 | echo '__efi_$*_begin:'; \ |
| 506 | echo '.incbin "$<" '; \ |
| 507 | echo '__efi_$*_end:'; \ |
| 508 | echo '.global __efi_$*_end'; \ |
| 509 | echo '.balign 16'; \ |
Simon Glass | fac4ced | 2016-11-07 08:47:08 -0700 | [diff] [blame] | 510 | ) > $@ |
| 511 | |
| 512 | $(obj)/%_efi.S: $(obj)/%.efi |
| 513 | $(call cmd,S_efi) |
| 514 | |
Andrew F. Davis | 6aeac2c | 2017-01-06 16:23:59 -0600 | [diff] [blame] | 515 | quiet_cmd_efi_objcopy = OBJCOPY $@ |
| 516 | cmd_efi_objcopy = $(OBJCOPY) -j .header -j .text -j .sdata -j .data -j \ |
| 517 | .dynamic -j .dynsym -j .rel* -j .rela* -j .reloc \ |
Simon Glass | fac4ced | 2016-11-07 08:47:08 -0700 | [diff] [blame] | 518 | $(if $(EFI_TARGET),$(EFI_TARGET),-O binary) $^ $@ |
| 519 | |
Heinrich Schuchardt | 378e8b4 | 2017-09-05 16:07:17 +0200 | [diff] [blame] | 520 | $(obj)/%.efi: $(obj)/%_efi.so |
Andrew F. Davis | 6aeac2c | 2017-01-06 16:23:59 -0600 | [diff] [blame] | 521 | $(call cmd,efi_objcopy) |
| 522 | |
Tom Rini | a72553e | 2022-12-07 15:49:43 -0500 | [diff] [blame] | 523 | KBUILD_EFILDFLAGS = -nostdlib -zexecstack -znocombreloc -znorelro |
| 524 | KBUILD_EFILDFLAGS += $(call ld-option,--no-warn-rwx-segments) |
Andrew F. Davis | 6aeac2c | 2017-01-06 16:23:59 -0600 | [diff] [blame] | 525 | quiet_cmd_efi_ld = LD $@ |
Tom Rini | a72553e | 2022-12-07 15:49:43 -0500 | [diff] [blame] | 526 | cmd_efi_ld = $(LD) $(KBUILD_EFILDFLAGS) -T $(EFI_LDS_PATH) \ |
| 527 | -shared -Bsymbolic -s $^ -o $@ |
Andrew F. Davis | 6aeac2c | 2017-01-06 16:23:59 -0600 | [diff] [blame] | 528 | |
Simon Glass | fac4ced | 2016-11-07 08:47:08 -0700 | [diff] [blame] | 529 | EFI_LDS_PATH = $(srctree)/arch/$(ARCH)/lib/$(EFI_LDS) |
| 530 | |
Heinrich Schuchardt | a33efa8 | 2019-07-22 07:59:23 +0200 | [diff] [blame] | 531 | $(obj)/efi_crt0.o: $(srctree)/arch/$(ARCH)/lib/$(EFI_CRT0:.o=.S) FORCE |
Heinrich Schuchardt | 68f9288 | 2018-06-02 19:00:41 +0200 | [diff] [blame] | 532 | $(call if_changed_dep,as_o_S) |
| 533 | |
| 534 | $(obj)/efi_reloc.o: $(srctree)/arch/$(ARCH)/lib/$(EFI_RELOC:.o=.c) $(recordmcount_source) FORCE |
| 535 | $(call cmd,force_checksrc) |
| 536 | $(call if_changed_rule,cc_o_c) |
| 537 | |
Heinrich Schuchardt | c5a8cb8 | 2019-03-11 22:04:51 +0100 | [diff] [blame] | 538 | $(obj)/%_efi.so: $(obj)/%.o $(obj)/efi_crt0.o $(obj)/efi_reloc.o $(obj)/efi_freestanding.o |
Andrew F. Davis | 6aeac2c | 2017-01-06 16:23:59 -0600 | [diff] [blame] | 539 | $(call cmd,efi_ld) |
Simon Glass | fac4ced | 2016-11-07 08:47:08 -0700 | [diff] [blame] | 540 | |
Jan Kiszka | 007b02f | 2020-05-04 14:38:29 +0200 | [diff] [blame] | 541 | targets += $(obj)/efi_crt0.o $(obj)/efi_reloc.o $(obj)/efi_freestanding.o |
| 542 | |
Marek BehĂşn | d72a3b7 | 2021-05-20 13:24:03 +0200 | [diff] [blame] | 543 | CFLAGS_REMOVE_efi_reloc.o := $(LTO_CFLAGS) |
| 544 | CFLAGS_REMOVE_efi_freestanding.o := $(LTO_CFLAGS) |
| 545 | |
Saket Sinha | 331141a | 2015-08-22 12:20:55 +0530 | [diff] [blame] | 546 | # ACPI |
| 547 | # --------------------------------------------------------------------------- |
Simon Glass | 1171a49 | 2019-07-28 14:16:28 -0600 | [diff] [blame] | 548 | # |
| 549 | # This first sends the file (typically dsdt.asl) through the preprocessor |
| 550 | # resolve includes and any CONFIG options used. This produces dsdt.asl.tmp |
| 551 | # which is pure ASL code. The Intel ASL (ACPI (Advanced Configuration and Power |
| 552 | # Interface) Source Language compiler (iasl) then converts this ASL code into a |
| 553 | # C file containing the hex data to build into U-Boot. This file is called |
Philippe Reynes | 0cbbf40 | 2022-02-22 14:54:39 +0100 | [diff] [blame] | 554 | # dsdt_generated.hex (despite us setting the prefix to .../dsdt_generated.asl.tmp) |
| 555 | # so must be renamed to dsdt_generated.c for consumption by the build system. |
Simon Glass | 1171a49 | 2019-07-28 14:16:28 -0600 | [diff] [blame] | 556 | ASL_TMP = $(patsubst %.c,%.asl.tmp,$@) |
| 557 | |
Bin Meng | e598428 | 2016-05-07 07:46:16 -0700 | [diff] [blame] | 558 | quiet_cmd_acpi_c_asl= ASL $< |
Saket Sinha | 331141a | 2015-08-22 12:20:55 +0530 | [diff] [blame] | 559 | cmd_acpi_c_asl= \ |
Simon Glass | 4969d21 | 2020-04-08 16:57:37 -0600 | [diff] [blame] | 560 | $(CPP) -x assembler-with-cpp -D__ASSEMBLY__ -D__ACPI__ \ |
| 561 | -P $(UBOOTINCLUDE) -o $(ASL_TMP) $< && \ |
Simon Glass | 7de7974 | 2021-12-01 09:02:44 -0700 | [diff] [blame] | 562 | iasl -p $@ -I $(srctree)/board/$(BOARDDIR) -tc $(ASL_TMP) \ |
| 563 | $(if $(KBUILD_VERBOSE:1=), >/dev/null) && \ |
Simon Glass | 1171a49 | 2019-07-28 14:16:28 -0600 | [diff] [blame] | 564 | mv $(patsubst %.c,%.hex,$@) $@ |
Saket Sinha | 331141a | 2015-08-22 12:20:55 +0530 | [diff] [blame] | 565 | |
Philippe Reynes | 0cbbf40 | 2022-02-22 14:54:39 +0100 | [diff] [blame] | 566 | $(obj)/dsdt_generated.c: $(src)/dsdt.asl |
Saket Sinha | 331141a | 2015-08-22 12:20:55 +0530 | [diff] [blame] | 567 | $(call cmd,acpi_c_asl) |
Philippe Reynes | 0cbbf40 | 2022-02-22 14:54:39 +0100 | [diff] [blame] | 568 | $(Q)sed -i -e "s,dsdt_generated_aml_code,AmlCode," $@ |
Saket Sinha | 331141a | 2015-08-22 12:20:55 +0530 | [diff] [blame] | 569 | |
Masahiro Yamada | 47b65f7 | 2014-02-04 17:24:27 +0900 | [diff] [blame] | 570 | # Bzip2 |
| 571 | # --------------------------------------------------------------------------- |
| 572 | |
| 573 | # Bzip2 and LZMA do not include size in file... so we have to fake that; |
| 574 | # append the size as a 32-bit littleendian number as gzip does. |
| 575 | size_append = printf $(shell \ |
| 576 | dec_size=0; \ |
| 577 | for F in $1; do \ |
| 578 | fsize=$$(stat -c "%s" $$F); \ |
| 579 | dec_size=$$(expr $$dec_size + $$fsize); \ |
| 580 | done; \ |
| 581 | printf "%08x\n" $$dec_size | \ |
| 582 | sed 's/\(..\)/\1 /g' | { \ |
| 583 | read ch0 ch1 ch2 ch3; \ |
| 584 | for ch in $$ch3 $$ch2 $$ch1 $$ch0; do \ |
| 585 | printf '%s%03o' '\\' $$((0x$$ch)); \ |
| 586 | done; \ |
| 587 | } \ |
| 588 | ) |
| 589 | |
| 590 | quiet_cmd_bzip2 = BZIP2 $@ |
| 591 | cmd_bzip2 = (cat $(filter-out FORCE,$^) | \ |
| 592 | bzip2 -9 && $(call size_append, $(filter-out FORCE,$^))) > $@ || \ |
| 593 | (rm -f $@ ; false) |
| 594 | |
| 595 | # Lzma |
| 596 | # --------------------------------------------------------------------------- |
| 597 | |
| 598 | quiet_cmd_lzma = LZMA $@ |
| 599 | cmd_lzma = (cat $(filter-out FORCE,$^) | \ |
| 600 | lzma -9 && $(call size_append, $(filter-out FORCE,$^))) > $@ || \ |
| 601 | (rm -f $@ ; false) |
| 602 | |
| 603 | quiet_cmd_lzo = LZO $@ |
| 604 | cmd_lzo = (cat $(filter-out FORCE,$^) | \ |
| 605 | lzop -9 && $(call size_append, $(filter-out FORCE,$^))) > $@ || \ |
| 606 | (rm -f $@ ; false) |
| 607 | |
| 608 | quiet_cmd_lz4 = LZ4 $@ |
| 609 | cmd_lz4 = (cat $(filter-out FORCE,$^) | \ |
| 610 | lz4c -l -c1 stdin stdout && $(call size_append, $(filter-out FORCE,$^))) > $@ || \ |
| 611 | (rm -f $@ ; false) |
| 612 | |
| 613 | # U-Boot mkimage |
| 614 | # --------------------------------------------------------------------------- |
| 615 | |
| 616 | MKIMAGE := $(srctree)/scripts/mkuboot.sh |
| 617 | |
| 618 | # SRCARCH just happens to match slightly more than ARCH (on sparc), so reduces |
| 619 | # the number of overrides in arch makefiles |
| 620 | UIMAGE_ARCH ?= $(SRCARCH) |
| 621 | UIMAGE_COMPRESSION ?= $(if $(2),$(2),none) |
| 622 | UIMAGE_OPTS-y ?= |
| 623 | UIMAGE_TYPE ?= kernel |
| 624 | UIMAGE_LOADADDR ?= arch_must_set_this |
| 625 | UIMAGE_ENTRYADDR ?= $(UIMAGE_LOADADDR) |
| 626 | UIMAGE_NAME ?= 'Linux-$(KERNELRELEASE)' |
| 627 | UIMAGE_IN ?= $< |
| 628 | UIMAGE_OUT ?= $@ |
| 629 | |
| 630 | quiet_cmd_uimage = UIMAGE $(UIMAGE_OUT) |
| 631 | cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A $(UIMAGE_ARCH) -O linux \ |
| 632 | -C $(UIMAGE_COMPRESSION) $(UIMAGE_OPTS-y) \ |
| 633 | -T $(UIMAGE_TYPE) \ |
| 634 | -a $(UIMAGE_LOADADDR) -e $(UIMAGE_ENTRYADDR) \ |
| 635 | -n $(UIMAGE_NAME) -d $(UIMAGE_IN) $(UIMAGE_OUT) |
| 636 | |
| 637 | # XZ |
| 638 | # --------------------------------------------------------------------------- |
| 639 | # Use xzkern to compress the kernel image and xzmisc to compress other things. |
| 640 | # |
| 641 | # xzkern uses a big LZMA2 dictionary since it doesn't increase memory usage |
| 642 | # of the kernel decompressor. A BCJ filter is used if it is available for |
| 643 | # the target architecture. xzkern also appends uncompressed size of the data |
| 644 | # using size_append. The .xz format has the size information available at |
| 645 | # the end of the file too, but it's in more complex format and it's good to |
| 646 | # avoid changing the part of the boot code that reads the uncompressed size. |
| 647 | # Note that the bytes added by size_append will make the xz tool think that |
| 648 | # the file is corrupt. This is expected. |
| 649 | # |
| 650 | # xzmisc doesn't use size_append, so it can be used to create normal .xz |
| 651 | # files. xzmisc uses smaller LZMA2 dictionary than xzkern, because a very |
| 652 | # big dictionary would increase the memory usage too much in the multi-call |
| 653 | # decompression mode. A BCJ filter isn't used either. |
| 654 | quiet_cmd_xzkern = XZKERN $@ |
| 655 | cmd_xzkern = (cat $(filter-out FORCE,$^) | \ |
| 656 | sh $(srctree)/scripts/xz_wrap.sh && \ |
| 657 | $(call size_append, $(filter-out FORCE,$^))) > $@ || \ |
| 658 | (rm -f $@ ; false) |
| 659 | |
| 660 | quiet_cmd_xzmisc = XZMISC $@ |
| 661 | cmd_xzmisc = (cat $(filter-out FORCE,$^) | \ |
| 662 | xz --check=crc32 --lzma2=dict=1MiB) > $@ || \ |
| 663 | (rm -f $@ ; false) |
Masahiro Yamada | 3766609 | 2014-06-04 10:12:21 +0900 | [diff] [blame] | 664 | |
| 665 | # Additional commands for U-Boot |
| 666 | # |
Pierre-Clément Tosi | a2bca2b | 2022-05-11 10:36:07 +0100 | [diff] [blame] | 667 | # bin2c |
| 668 | # --------------------------------------------------------------------------- |
| 669 | quiet_cmd_bin2c = BIN2C $@ |
| 670 | cmd_bin2c = $(objtree)/scripts/bin2c $2 < $< > $@ |
| 671 | |
Masahiro Yamada | 3766609 | 2014-06-04 10:12:21 +0900 | [diff] [blame] | 672 | # mkimage |
| 673 | # --------------------------------------------------------------------------- |
Sven Ebenfeld | 9964ebd | 2016-11-06 16:37:58 +0100 | [diff] [blame] | 674 | MKIMAGEOUTPUT ?= /dev/null |
Masahiro Yamada | 3766609 | 2014-06-04 10:12:21 +0900 | [diff] [blame] | 675 | quiet_cmd_mkimage = MKIMAGE $@ |
| 676 | cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \ |
Rasmus Villemoes | b40a1ff | 2018-03-23 12:08:02 +0100 | [diff] [blame] | 677 | >$(MKIMAGEOUTPUT) $(if $(KBUILD_VERBOSE:0=), && cat $(MKIMAGEOUTPUT)) |
Simon Goldschmidt | 47b04fd | 2018-02-14 06:44:36 +0100 | [diff] [blame] | 678 | |
| 679 | # fdtgrep |
| 680 | # --------------------------------------------------------------------------- |
| 681 | # Pass the original device tree file through fdtgrep twice. The first pass |
| 682 | # removes any unwanted nodes (i.e. those which don't have the |
Simon Glass | c2727e5 | 2023-02-13 08:56:32 -0700 | [diff] [blame] | 683 | # 'bootph-all' property and thus are not needed by SPL. The second |
Simon Goldschmidt | 47b04fd | 2018-02-14 06:44:36 +0100 | [diff] [blame] | 684 | # pass removes various unused properties from the remaining nodes. |
| 685 | # The output is typically a much smaller device tree file. |
Simon Glass | c2727e5 | 2023-02-13 08:56:32 -0700 | [diff] [blame] | 686 | |
| 687 | ifdef CONFIG_OF_TAG_MIGRATE |
| 688 | # Support the old tags for a migration period |
| 689 | migrate_tpl := -b u-boot,dm-pre-reloc -b u-boot,dm-tpl |
| 690 | migrate_vpl := -b u-boot,dm-pre-reloc -b u-boot,dm-vpl |
| 691 | migrate_spl := -b u-boot,dm-pre-reloc -b u-boot,dm-spl |
| 692 | migrate_all := -P u-boot,dm-pre-reloc \ |
| 693 | -P u-boot,dm-spl -P u-boot,dm-tpl -P u-boot,dm-vpl |
| 694 | endif |
| 695 | |
Simon Glass | 7eec884 | 2022-04-30 00:56:52 -0600 | [diff] [blame] | 696 | ifeq ($(CONFIG_VPL_BUILD),y) |
Simon Glass | c2727e5 | 2023-02-13 08:56:32 -0700 | [diff] [blame] | 697 | fdtgrep_props := -b bootph-all -b bootph-verify $(migrate_vpl) |
Simon Glass | 7eec884 | 2022-04-30 00:56:52 -0600 | [diff] [blame] | 698 | else |
Simon Goldschmidt | 47b04fd | 2018-02-14 06:44:36 +0100 | [diff] [blame] | 699 | ifeq ($(CONFIG_TPL_BUILD),y) |
Simon Glass | c2727e5 | 2023-02-13 08:56:32 -0700 | [diff] [blame] | 700 | fdtgrep_props := -b bootph-all -b bootph-pre-sram $(migrate_tpl) |
Simon Goldschmidt | 47b04fd | 2018-02-14 06:44:36 +0100 | [diff] [blame] | 701 | else |
Simon Glass | c2727e5 | 2023-02-13 08:56:32 -0700 | [diff] [blame] | 702 | fdtgrep_props := -b bootph-all -b bootph-pre-ram $(migrate_spl) |
Simon Goldschmidt | 47b04fd | 2018-02-14 06:44:36 +0100 | [diff] [blame] | 703 | endif |
Simon Glass | 7eec884 | 2022-04-30 00:56:52 -0600 | [diff] [blame] | 704 | endif |
Simon Glass | d64cf32 | 2023-12-19 07:21:25 -0700 | [diff] [blame] | 705 | |
| 706 | # This rule produces the .dtb for an SPL build. |
| 707 | # |
| 708 | # The first fdtgrep keeps nodes with the above properties (with -u ensuring that |
| 709 | # the properties are implied in all parents of a matching node). The root node |
| 710 | # is always included, along with /chosen and /config nodes. Referenced aliases |
| 711 | # (i.e. properties in /aliases which point to an incldued node) are also |
| 712 | # included. |
| 713 | # |
| 714 | # The second fdtgrep removes all bootph properties along with unused strings |
| 715 | # and any properties in CONFIG_OF_SPL_REMOVE_PROPS |
Simon Goldschmidt | 47b04fd | 2018-02-14 06:44:36 +0100 | [diff] [blame] | 716 | quiet_cmd_fdtgrep = FDTGREP $@ |
Simon Glass | d64cf32 | 2023-12-19 07:21:25 -0700 | [diff] [blame] | 717 | cmd_fdtgrep = $(objtree)/tools/fdtgrep $(fdtgrep_props) -u -RT $< \ |
Simon Goldschmidt | 47b04fd | 2018-02-14 06:44:36 +0100 | [diff] [blame] | 718 | -n /chosen -n /config -O dtb | \ |
| 719 | $(objtree)/tools/fdtgrep -r -O dtb - -o $@ \ |
Simon Glass | c2727e5 | 2023-02-13 08:56:32 -0700 | [diff] [blame] | 720 | -P bootph-all -P bootph-pre-ram -P bootph-pre-sram \ |
Quentin Schulz | 6d4059c | 2024-06-19 13:33:28 +0200 | [diff] [blame] | 721 | -P bootph-verify -P bootph-some-ram \ |
Simon Glass | c2727e5 | 2023-02-13 08:56:32 -0700 | [diff] [blame] | 722 | $(migrate_all) \ |
Simon Goldschmidt | 47b04fd | 2018-02-14 06:44:36 +0100 | [diff] [blame] | 723 | $(addprefix -P ,$(subst $\",,$(CONFIG_OF_SPL_REMOVE_PROPS))) |
Anatolij Gustschin | 0856834 | 2020-01-12 15:57:42 +0100 | [diff] [blame] | 724 | |
| 725 | # fdt_rm_props |
| 726 | # --------------------------------------------------------------------------- |
| 727 | # Pass the original device tree file through fdtgrep. This removes various |
| 728 | # unused properties. The output is typically a smaller device tree file. |
| 729 | quiet_cmd_fdt_rm_props = FDTGREP $@ |
| 730 | cmd_fdt_rm_props = cat $< | $(objtree)/tools/fdtgrep -r -O dtb - -o $@ \ |
| 731 | $(addprefix -P ,$(subst $\",,$(CONFIG_OF_REMOVE_PROPS))) |
Masahiro Yamada | 77ddac8 | 2020-04-17 16:21:36 +0900 | [diff] [blame] | 732 | |
| 733 | # ASM offsets |
| 734 | # --------------------------------------------------------------------------- |
| 735 | |
| 736 | # Default sed regexp - multiline due to syntax constraints |
| 737 | define sed-offsets |
| 738 | "s:[[:space:]]*\.ascii[[:space:]]*\"\(.*\)\":\1:; \ |
| 739 | /^->/{s:->#\(.*\):/* \1 */:; \ |
| 740 | s:^->\([^ ]*\) [\$$#]*\([-0-9]*\) \(.*\):#define \1 \2 /* \3 */:; \ |
| 741 | s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; \ |
| 742 | s:->::; p;}" |
| 743 | endef |
| 744 | |
| 745 | # Use filechk to avoid rebuilds when a header changes, but the resulting file |
| 746 | # does not |
| 747 | define filechk_offsets |
| 748 | (set -e; \ |
| 749 | echo "#ifndef $2"; \ |
| 750 | echo "#define $2"; \ |
| 751 | echo "/*"; \ |
| 752 | echo " * DO NOT MODIFY."; \ |
| 753 | echo " *"; \ |
| 754 | echo " * This file was generated by Kbuild"; \ |
| 755 | echo " */"; \ |
| 756 | echo ""; \ |
| 757 | sed -ne $(sed-offsets); \ |
| 758 | echo ""; \ |
| 759 | echo "#endif" ) |
| 760 | endef |