From 46514c2b877c29c2d7c2061a9785736e270c0c62 Mon Sep 17 00:00:00 2001 From: Furquan Shaikh Date: Thu, 11 Jun 2020 11:59:07 -0700 Subject: treewide: Add Kconfig variable MEMLAYOUT_LD_FILE This change defines a Kconfig variable MEMLAYOUT_LD_FILE which allows SoC/mainboard to provide a linker file for the platform. x86 already provides a default memlayout.ld under src/arch/x86. With this new Kconfig variable, it is possible for the SoC/mainboard code for x86 to provide a custom linker file as well. Makefile.inc is updated for all architectures to use this new Kconfig variable instead of assuming memlayout.ld files under a certain path. All non-x86 boards used memlayout.ld under mainboard directory. However, a lot of these boards were simply including the memlayout from SoC. So, this change also updates these mainboards and SoCs to define the Kconfig as required. BUG=b:155322763 TEST=Verified that abuild with --timeless option results in the same coreboot.rom image for all boards. Change-Id: I6a7f96643ed0519c93967ea2c3bcd881a5d6a4d6 Signed-off-by: Furquan Shaikh Reviewed-on: https://review.coreboot.org/c/coreboot/+/42292 Reviewed-by: Paul Menzel Reviewed-by: Raul Rangel Reviewed-by: Julius Werner Tested-by: build bot (Jenkins) --- src/arch/arm/Makefile.inc | 10 +++++----- src/arch/arm64/Makefile.inc | 10 +++++----- src/arch/ppc64/Makefile.inc | 6 +++--- src/arch/riscv/Makefile.inc | 6 +++--- src/arch/x86/Kconfig | 4 ++++ src/arch/x86/Makefile.inc | 11 ++++------- 6 files changed, 24 insertions(+), 23 deletions(-) (limited to 'src/arch') diff --git a/src/arch/arm/Makefile.inc b/src/arch/arm/Makefile.inc index 66bf9c4f31..eef2650685 100644 --- a/src/arch/arm/Makefile.inc +++ b/src/arch/arm/Makefile.inc @@ -50,11 +50,11 @@ bootblock-y += stages.c $(objcbfs)/bootblock.debug: $$(bootblock-objs) @printf " LINK $(subst $(obj)/,,$(@))\n" - $(LD_bootblock) $(LDFLAGS_bootblock) -o $@ -L$(obj) -T $(call src-to-obj,bootblock,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) --whole-archive --start-group $(filter-out %.ld,$(bootblock-objs)) --end-group + $(LD_bootblock) $(LDFLAGS_bootblock) -o $@ -L$(obj) -T $(call src-to-obj,bootblock,$(CONFIG_MEMLAYOUT_LD_FILE)) --whole-archive --start-group $(filter-out %.ld,$(bootblock-objs)) --end-group $(objcbfs)/decompressor.debug: $$(decompressor-objs) @printf " LINK $(subst $(obj)/,,$(@))\n" - $(LD_bootblock) $(LDFLAGS_bootblock) -o $@ -L$(obj) -T $(call src-to-obj,decompressor,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) --whole-archive --start-group $(filter-out %.ld,$(decompressor-objs)) --end-group + $(LD_bootblock) $(LDFLAGS_bootblock) -o $@ -L$(obj) -T $(call src-to-obj,decompressor,$(CONFIG_MEMLAYOUT_LD_FILE)) --whole-archive --start-group $(filter-out %.ld,$(decompressor-objs)) --end-group endif # CONFIG_ARCH_BOOTBLOCK_ARM @@ -66,7 +66,7 @@ ifeq ($(CONFIG_ARCH_VERSTAGE_ARM),y) $(objcbfs)/verstage.debug: $$(verstage-objs) @printf " LINK $(subst $(obj)/,,$(@))\n" - $(LD_verstage) $(LDFLAGS_verstage) -o $@ -L$(obj) -T $(call src-to-obj,verstage,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) --whole-archive --start-group $(filter-out %.ld,$(verstage-objs)) --end-group + $(LD_verstage) $(LDFLAGS_verstage) -o $@ -L$(obj) -T $(call src-to-obj,verstage,$(CONFIG_MEMLAYOUT_LD_FILE)) --whole-archive --start-group $(filter-out %.ld,$(verstage-objs)) --end-group verstage-y += boot.c verstage-y += div0.c @@ -99,7 +99,7 @@ rmodules_arm-y += eabi_compat.c $(objcbfs)/romstage.debug: $$(romstage-objs) @printf " LINK $(subst $(obj)/,,$(@))\n" - $(LD_romstage) $(LDFLAGS_romstage) -o $@ -L$(obj) -T $(call src-to-obj,romstage,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) --end-group + $(LD_romstage) $(LDFLAGS_romstage) -o $@ -L$(obj) -T $(call src-to-obj,romstage,$(CONFIG_MEMLAYOUT_LD_FILE)) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) --end-group endif # CONFIG_ARCH_ROMSTAGE_ARM @@ -128,6 +128,6 @@ ramstage-srcs += $(wildcard src/mainboard/$(MAINBOARDDIR)/mainboard.c) $(objcbfs)/ramstage.debug: $$(ramstage-objs) @printf " CC $(subst $(obj)/,,$(@))\n" - $(LD_ramstage) $(LDFLAGS_ramstage) -o $@ -L$(obj) -T $(call src-to-obj,ramstage,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) --whole-archive --start-group $(filter-out %.ld,$(ramstage-objs)) --end-group + $(LD_ramstage) $(LDFLAGS_ramstage) -o $@ -L$(obj) -T $(call src-to-obj,ramstage,$(CONFIG_MEMLAYOUT_LD_FILE)) --whole-archive --start-group $(filter-out %.ld,$(ramstage-objs)) --end-group endif # CONFIG_ARCH_RAMSTAGE_ARM diff --git a/src/arch/arm64/Makefile.inc b/src/arch/arm64/Makefile.inc index 5fd316aa7b..920ff5db51 100644 --- a/src/arch/arm64/Makefile.inc +++ b/src/arch/arm64/Makefile.inc @@ -45,11 +45,11 @@ bootblock-y += memmove.S $(objcbfs)/bootblock.debug: $$(bootblock-objs) $(obj)/config.h @printf " LINK $(subst $(obj)/,,$(@))\n" - $(LD_bootblock) $(LDFLAGS_bootblock) -o $@ -L$(obj) --whole-archive --start-group $(filter-out %.ld,$(bootblock-objs)) --end-group -T $(call src-to-obj,bootblock,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) + $(LD_bootblock) $(LDFLAGS_bootblock) -o $@ -L$(obj) --whole-archive --start-group $(filter-out %.ld,$(bootblock-objs)) --end-group -T $(call src-to-obj,bootblock,$(CONFIG_MEMLAYOUT_LD_FILE)) $(objcbfs)/decompressor.debug: $$(decompressor-objs) $(obj)/config.h @printf " LINK $(subst $(obj)/,,$(@))\n" - $(LD_bootblock) $(LDFLAGS_bootblock) -o $@ -L$(obj) --whole-archive --start-group $(filter-out %.ld,$(decompressor-objs)) --end-group -T $(call src-to-obj,decompressor,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) + $(LD_bootblock) $(LDFLAGS_bootblock) -o $@ -L$(obj) --whole-archive --start-group $(filter-out %.ld,$(decompressor-objs)) --end-group -T $(call src-to-obj,decompressor,$(CONFIG_MEMLAYOUT_LD_FILE)) endif # CONFIG_ARCH_BOOTBLOCK_ARM64 @@ -61,7 +61,7 @@ ifeq ($(CONFIG_ARCH_VERSTAGE_ARM64),y) $(objcbfs)/verstage.debug: $$(verstage-objs) @printf " LINK $(subst $(obj)/,,$(@))\n" - $(LD_verstage) $(LDFLAGS_verstage) -o $@ -L$(obj) --whole-archive --start-group $(filter-out %.ld,$(verstage-objs)) --end-group -T $(call src-to-obj,verstage,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) + $(LD_verstage) $(LDFLAGS_verstage) -o $@ -L$(obj) --whole-archive --start-group $(filter-out %.ld,$(verstage-objs)) --end-group -T $(call src-to-obj,verstage,$(CONFIG_MEMLAYOUT_LD_FILE)) verstage-y += boot.c verstage-y += div0.c @@ -99,7 +99,7 @@ rmodules_arm64-y += eabi_compat.c $(objcbfs)/romstage.debug: $$(romstage-objs) @printf " LINK $(subst $(obj)/,,$(@))\n" - $(LD_romstage) $(LDFLAGS_romstage) -o $@ -L$(obj) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) --end-group -T $(call src-to-obj,romstage,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) + $(LD_romstage) $(LDFLAGS_romstage) -o $@ -L$(obj) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) --end-group -T $(call src-to-obj,romstage,$(CONFIG_MEMLAYOUT_LD_FILE)) endif # CONFIG_ARCH_ROMSTAGE_ARM64 @@ -134,7 +134,7 @@ ramstage-srcs += $(wildcard src/mainboard/$(MAINBOARDDIR)/mainboard.c) $(objcbfs)/ramstage.debug: $$(ramstage-objs) @printf " CC $(subst $(obj)/,,$(@))\n" - $(LD_ramstage) $(LDFLAGS_ramstage) -o $@ -L$(obj) --whole-archive --start-group $(filter-out %.ld,$(ramstage-objs)) --end-group -T $(call src-to-obj,ramstage,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) + $(LD_ramstage) $(LDFLAGS_ramstage) -o $@ -L$(obj) --whole-archive --start-group $(filter-out %.ld,$(ramstage-objs)) --end-group -T $(call src-to-obj,ramstage,$(CONFIG_MEMLAYOUT_LD_FILE)) # Build ARM Trusted Firmware (BL31) diff --git a/src/arch/ppc64/Makefile.inc b/src/arch/ppc64/Makefile.inc index f1a2487a57..d1774a1d15 100644 --- a/src/arch/ppc64/Makefile.inc +++ b/src/arch/ppc64/Makefile.inc @@ -24,7 +24,7 @@ bootblock-generic-ccopts += $(ppc64_flags) $(objcbfs)/bootblock.debug: $$(bootblock-objs) @printf " LINK $(subst $(obj)/,,$(@))\n" $(LD_bootblock) $(LDFLAGS_bootblock) -o $@ -L$(obj) \ - -T $(call src-to-obj,bootblock,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) --whole-archive --start-group $(filter-out %.ld,$(bootblock-objs)) \ + -T $(call src-to-obj,bootblock,$(CONFIG_MEMLAYOUT_LD_FILE)) --whole-archive --start-group $(filter-out %.ld,$(bootblock-objs)) \ $(LIBGCC_FILE_NAME_bootblock) --end-group $(COMPILER_RT_bootblock) endif @@ -50,7 +50,7 @@ romstage-$(CONFIG_COLLECT_TIMESTAMPS) += timestamp.c $(objcbfs)/romstage.debug: $$(romstage-objs) @printf " LINK $(subst $(obj)/,,$(@))\n" - $(LD_romstage) $(LDFLAGS_romstage) -o $@ -L$(obj) -T $(call src-to-obj,romstage,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) --end-group $(COMPILER_RT_romstage) + $(LD_romstage) $(LDFLAGS_romstage) -o $@ -L$(obj) -T $(call src-to-obj,romstage,$(CONFIG_MEMLAYOUT_LD_FILE)) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) --end-group $(COMPILER_RT_romstage) romstage-c-ccopts += $(ppc64_flags) romstage-S-ccopts += $(ppc64_asm_flags) @@ -83,7 +83,7 @@ ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/mainboard.c $(objcbfs)/ramstage.debug: $$(ramstage-objs) @printf " CC $(subst $(obj)/,,$(@))\n" - $(LD_ramstage) $(LDFLAGS_ramstage) -o $@ -L$(obj) -T $(call src-to-obj,ramstage,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) --whole-archive --start-group $(filter-out %.ld,$(ramstage-objs)) --end-group $(COMPILER_RT_ramstage) + $(LD_ramstage) $(LDFLAGS_ramstage) -o $@ -L$(obj) -T $(call src-to-obj,ramstage,$(CONFIG_MEMLAYOUT_LD_FILE)) --whole-archive --start-group $(filter-out %.ld,$(ramstage-objs)) --end-group $(COMPILER_RT_ramstage) ramstage-c-ccopts += $(ppc64_flags) ramstage-S-ccopts += $(ppc64_asm_flags) diff --git a/src/arch/riscv/Makefile.inc b/src/arch/riscv/Makefile.inc index 632e220410..cd94692c02 100644 --- a/src/arch/riscv/Makefile.inc +++ b/src/arch/riscv/Makefile.inc @@ -64,7 +64,7 @@ bootblock-$(CONFIG_RISCV_USE_ARCH_TIMER) += arch_timer.c $(objcbfs)/bootblock.debug: $$(bootblock-objs) @printf " LINK $(subst $(obj)/,,$(@))\n" $(LD_bootblock) $(LDFLAGS_bootblock) -o $@ -L$(obj) \ - -T $(call src-to-obj,bootblock,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) --whole-archive --start-group $(filter-out %.ld,$(bootblock-objs)) \ + -T $(call src-to-obj,bootblock,$(CONFIG_MEMLAYOUT_LD_FILE)) --whole-archive --start-group $(filter-out %.ld,$(bootblock-objs)) \ $(LIBGCC_FILE_NAME_bootblock) --end-group $(COMPILER_RT_bootblock) bootblock-c-ccopts += $(riscv_flags) @@ -99,7 +99,7 @@ romstage-$(CONFIG_RISCV_USE_ARCH_TIMER) += arch_timer.c $(objcbfs)/romstage.debug: $$(romstage-objs) @printf " LINK $(subst $(obj)/,,$(@))\n" - $(LD_romstage) $(LDFLAGS_romstage) -o $@ -L$(obj) -T $(call src-to-obj,romstage,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) --end-group $(COMPILER_RT_romstage) + $(LD_romstage) $(LDFLAGS_romstage) -o $@ -L$(obj) -T $(call src-to-obj,romstage,$(CONFIG_MEMLAYOUT_LD_FILE)) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) --end-group $(COMPILER_RT_romstage) romstage-c-ccopts += $(riscv_flags) romstage-S-ccopts += $(riscv_asm_flags) @@ -148,7 +148,7 @@ ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/mainboard.c $(objcbfs)/ramstage.debug: $$(ramstage-objs) @printf " CC $(subst $(obj)/,,$(@))\n" - $(LD_ramstage) $(LDFLAGS_ramstage) -o $@ -L$(obj) -T $(call src-to-obj,ramstage,src/mainboard/$(MAINBOARDDIR)/memlayout.ld) --whole-archive --start-group $(filter-out %.ld,$(ramstage-objs)) --end-group $(COMPILER_RT_ramstage) + $(LD_ramstage) $(LDFLAGS_ramstage) -o $@ -L$(obj) -T $(call src-to-obj,ramstage,$(CONFIG_MEMLAYOUT_LD_FILE)) --whole-archive --start-group $(filter-out %.ld,$(ramstage-objs)) --end-group $(COMPILER_RT_ramstage) ramstage-c-ccopts += $(riscv_flags) ramstage-S-ccopts += $(riscv_asm_flags) diff --git a/src/arch/x86/Kconfig b/src/arch/x86/Kconfig index 0a207e19b0..18c1ed3d9f 100644 --- a/src/arch/x86/Kconfig +++ b/src/arch/x86/Kconfig @@ -316,4 +316,8 @@ config MAX_ACPI_TABLE_SIZE_KB help Set the maximum size of all ACPI tables in KiB. +config MEMLAYOUT_LD_FILE + string + default "src/arch/x86/memlayout.ld" + endif diff --git a/src/arch/x86/Makefile.inc b/src/arch/x86/Makefile.inc index 8d4c45714d..1b70fec582 100644 --- a/src/arch/x86/Makefile.inc +++ b/src/arch/x86/Makefile.inc @@ -67,14 +67,13 @@ endef define early_x86_stage # $1 stage name # $2 oformat -$(1)-y += memlayout.ld # The '.' include path is needed for the generated assembly.inc file. $(1)-S-ccopts += -I. $$(objcbfs)/$(1).debug: $$$$($(1)-libs) $$$$($(1)-objs) @printf " LINK $$(subst $$(obj)/,,$$(@))\n" - $$(LD_$(1)) $$(LDFLAGS_$(1)) -o $$@ -L$$(obj) $$(COMPILER_RT_FLAGS_$(1)) --whole-archive --start-group $$(filter-out %.ld,$$($(1)-objs)) $$($(1)-libs) --no-whole-archive $$(COMPILER_RT_$(1)) --end-group -T $(call src-to-obj,$(1),$(dir)/memlayout.ld) --oformat $(2) + $$(LD_$(1)) $$(LDFLAGS_$(1)) -o $$@ -L$$(obj) $$(COMPILER_RT_FLAGS_$(1)) --whole-archive --start-group $$(filter-out %.ld,$$($(1)-objs)) $$($(1)-libs) --no-whole-archive $$(COMPILER_RT_$(1)) --end-group -T $(call src-to-obj,$(1),$(CONFIG_MEMLAYOUT_LD_FILE)) --oformat $(2) -LANG=C LC_ALL= $$(OBJCOPY_$(1)) --only-section .illegal_globals $$(@) $$(objcbfs)/$(1)_null.offenders >/dev/null 2>&1 if [ -z "$$$$($$(NM_$(1)) $$(objcbfs)/$(1)_null.offenders 2>&1 | grep 'no symbols')" ];then \ echo "Forbidden global variables in $(1):"; \ @@ -201,7 +200,6 @@ postcar-$(CONFIG_IDT_IN_EVERY_STAGE) += exception.c postcar-$(CONFIG_IDT_IN_EVERY_STAGE) += idt.S postcar-y += exit_car.S postcar-y += memmove.c -postcar-y += memlayout.ld postcar-$(CONFIG_X86_TOP4G_BOOTMEDIA_MAP) += mmap_boot.c postcar-y += postcar.c postcar-$(CONFIG_COLLECT_TIMESTAMPS_TSC) += timestamp.c @@ -210,7 +208,7 @@ LDFLAGS_postcar += -Map $(objcbfs)/postcar.map $(objcbfs)/postcar.debug: $$(postcar-objs) @printf " LINK $(subst $(obj)/,,$(@))\n" - $(LD_postcar) $(LDFLAGS_postcar) -o $@ -L$(obj) $(COMPILER_RT_FLAGS_postcar) --whole-archive --start-group $(filter-out %.ld,$^) --no-whole-archive $(COMPILER_RT_postcar) --end-group -T $(call src-to-obj,postcar,src/arch/x86/memlayout.ld) + $(LD_postcar) $(LDFLAGS_postcar) -o $@ -L$(obj) $(COMPILER_RT_FLAGS_postcar) --whole-archive --start-group $(filter-out %.ld,$^) --no-whole-archive $(COMPILER_RT_postcar) --end-group -T $(call src-to-obj,postcar,$(CONFIG_MEMLAYOUT_LD_FILE)) $(objcbfs)/postcar.elf: $(objcbfs)/postcar.debug.rmod cp $< $@ @@ -236,7 +234,6 @@ ramstage-y += exception.c ramstage-y += idt.S ramstage-y += gdt.c ramstage-$(CONFIG_IOAPIC) += ioapic.c -ramstage-y += memlayout.ld ramstage-y += memmove.c ramstage-$(CONFIG_X86_TOP4G_BOOTMEDIA_MAP) += mmap_boot.c ramstage-$(CONFIG_GENERATE_MP_TABLE) += mpspec.c @@ -289,9 +286,9 @@ $(objcbfs)/ramstage.elf: $(objcbfs)/ramstage.debug.rmod endif -$(objcbfs)/ramstage.debug: $(objgenerated)/ramstage.o $(call src-to-obj,ramstage,src/arch/x86/memlayout.ld) +$(objcbfs)/ramstage.debug: $(objgenerated)/ramstage.o $(call src-to-obj,ramstage,$(CONFIG_MEMLAYOUT_LD_FILE)) @printf " CC $(subst $(obj)/,,$(@))\n" - $(LD_ramstage) $(CPPFLAGS) $(LDFLAGS_ramstage) -o $@ -L$(obj) $< -T $(call src-to-obj,ramstage,src/arch/x86/memlayout.ld) + $(LD_ramstage) $(CPPFLAGS) $(LDFLAGS_ramstage) -o $@ -L$(obj) $< -T $(call src-to-obj,ramstage,$(CONFIG_MEMLAYOUT_LD_FILE)) $(objgenerated)/ramstage.o: $$(ramstage-objs) $(COMPILER_RT_ramstage) $$(ramstage-libs) @printf " CC $(subst $(obj)/,,$(@))\n" -- cgit v1.2.3