be52909f49
Clean up make targets list-arch and list-toolchain to be much faster and work without needing to invoke the archtecture's arch rules.mk. This should make it work on machines that do not have that particular toolchain in the path. This is setting up for using it in the github action script.
129 lines
3.0 KiB
Makefile
129 lines
3.0 KiB
Makefile
LOCAL_DIR := $(GET_LOCAL_DIR)
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MODULE := $(LOCAL_DIR)
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GLOBAL_DEFINES += \
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ARM64_CPU_$(ARM_CPU)=1 \
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ARM_ISA_ARMV8=1 \
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IS_64BIT=1
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MODULE_SRCS += \
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$(LOCAL_DIR)/arch.c \
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$(LOCAL_DIR)/asm.S \
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$(LOCAL_DIR)/exceptions.S \
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$(LOCAL_DIR)/exceptions_c.c \
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$(LOCAL_DIR)/fpu.c \
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$(LOCAL_DIR)/thread.c \
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$(LOCAL_DIR)/spinlock.S \
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$(LOCAL_DIR)/start.S \
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$(LOCAL_DIR)/cache-ops.S \
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# $(LOCAL_DIR)/arm/start.S \
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$(LOCAL_DIR)/arm/cache.c \
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$(LOCAL_DIR)/arm/ops.S \
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$(LOCAL_DIR)/arm/faults.c \
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$(LOCAL_DIR)/arm/dcc.S
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GLOBAL_DEFINES += \
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ARCH_DEFAULT_STACK_SIZE=4096
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# if its requested we build with SMP, arm generically supports 4 cpus
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ifeq ($(WITH_SMP),1)
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SMP_MAX_CPUS ?= 4
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SMP_CPU_CLUSTER_SHIFT ?= 8
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SMP_CPU_ID_BITS ?= 24 # Ignore aff3 bits for now since they are not next to aff2
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GLOBAL_DEFINES += \
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WITH_SMP=1 \
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SMP_MAX_CPUS=$(SMP_MAX_CPUS) \
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SMP_CPU_CLUSTER_SHIFT=$(SMP_CPU_CLUSTER_SHIFT) \
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SMP_CPU_ID_BITS=$(SMP_CPU_ID_BITS)
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MODULE_SRCS += \
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$(LOCAL_DIR)/mp.c
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else
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GLOBAL_DEFINES += \
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SMP_MAX_CPUS=1
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endif
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ARCH_OPTFLAGS := -O2
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# we have a mmu and want the vmm/pmm
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WITH_KERNEL_VM ?= 1
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ifeq ($(WITH_KERNEL_VM),1)
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MODULE_SRCS += \
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$(LOCAL_DIR)/mmu.c
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KERNEL_ASPACE_BASE ?= 0xffff000000000000
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KERNEL_ASPACE_SIZE ?= 0x0001000000000000
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USER_ASPACE_BASE ?= 0x0000000001000000
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USER_ASPACE_SIZE ?= 0x0000fffffe000000
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GLOBAL_DEFINES += \
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KERNEL_ASPACE_BASE=$(KERNEL_ASPACE_BASE) \
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KERNEL_ASPACE_SIZE=$(KERNEL_ASPACE_SIZE) \
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USER_ASPACE_BASE=$(USER_ASPACE_BASE) \
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USER_ASPACE_SIZE=$(USER_ASPACE_SIZE) \
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ARCH_HAS_MMU=1
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KERNEL_BASE ?= $(KERNEL_ASPACE_BASE)
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KERNEL_LOAD_OFFSET ?= 0
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GLOBAL_DEFINES += \
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KERNEL_BASE=$(KERNEL_BASE) \
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KERNEL_LOAD_OFFSET=$(KERNEL_LOAD_OFFSET)
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else
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KERNEL_BASE ?= $(MEMBASE)
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KERNEL_LOAD_OFFSET ?= 0
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endif
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GLOBAL_DEFINES += \
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MEMBASE=$(MEMBASE) \
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MEMSIZE=$(MEMSIZE)
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# try to find the toolchain
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include $(LOCAL_DIR)/toolchain.mk
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TOOLCHAIN_PREFIX := $(ARCH_$(ARCH)_TOOLCHAIN_PREFIX)
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ARCH_COMPILEFLAGS += $(ARCH_$(ARCH)_COMPILEFLAGS)
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ARCH_COMPILEFLAGS += -fno-omit-frame-pointer
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ARCH_COMPILEFLAGS_NOFLOAT := -mgeneral-regs-only
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ARCH_COMPILEFLAGS_FLOAT :=
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ARCH_LDFLAGS += -z max-page-size=4096
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LIBGCC := $(shell $(TOOLCHAIN_PREFIX)gcc $(GLOBAL_COMPILEFLAGS) $(ARCH_COMPILEFLAGS) -print-libgcc-file-name)
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# make sure some bits were set up
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MEMVARS_SET := 0
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ifneq ($(MEMBASE),)
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MEMVARS_SET := 1
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endif
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ifneq ($(MEMSIZE),)
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MEMVARS_SET := 1
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endif
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ifeq ($(MEMVARS_SET),0)
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$(error missing MEMBASE or MEMSIZE variable, please set in target rules.mk)
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endif
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# potentially generated files that should be cleaned out with clean make rule
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GENERATED += \
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$(BUILDDIR)/system-onesegment.ld
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# rules for generating the linker script
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$(BUILDDIR)/system-onesegment.ld: $(LOCAL_DIR)/system-onesegment.ld $(wildcard arch/*.ld) linkerscript.phony
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@echo generating $@
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@$(MKDIR)
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$(NOECHO)sed "s/%MEMBASE%/$(MEMBASE)/;s/%MEMSIZE%/$(MEMSIZE)/;s/%KERNEL_BASE%/$(KERNEL_BASE)/;s/%KERNEL_LOAD_OFFSET%/$(KERNEL_LOAD_OFFSET)/" < $< > $@.tmp
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@$(call TESTANDREPLACEFILE,$@.tmp,$@)
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linkerscript.phony:
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.PHONY: linkerscript.phony
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include make/module.mk
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