| # Copyright 2016 The Fuchsia Authors |
| # Copyright (c) 2008-2015 Travis Geiselbrecht |
| # |
| # Use of this source code is governed by a MIT-style |
| # license that can be found in the LICENSE file or at |
| # https://opensource.org/licenses/MIT |
| |
| LOCAL_DIR := $(GET_LOCAL_DIR) |
| |
| MODULE := $(LOCAL_DIR) |
| |
| MODULE_SRCS += \ |
| $(LOCAL_DIR)/arch.cpp \ |
| $(LOCAL_DIR)/asm.S \ |
| $(LOCAL_DIR)/boot-mmu.cpp \ |
| $(LOCAL_DIR)/cache-ops.S \ |
| $(LOCAL_DIR)/debugger.cpp \ |
| $(LOCAL_DIR)/exceptions.S \ |
| $(LOCAL_DIR)/exceptions_c.cpp \ |
| $(LOCAL_DIR)/feature.cpp \ |
| $(LOCAL_DIR)/fpu.cpp \ |
| $(LOCAL_DIR)/mexec.S \ |
| $(LOCAL_DIR)/mmu.cpp \ |
| $(LOCAL_DIR)/periphmap.cpp \ |
| $(LOCAL_DIR)/registers.cpp \ |
| $(LOCAL_DIR)/smccc.S \ |
| $(LOCAL_DIR)/spinlock.cpp \ |
| $(LOCAL_DIR)/start.S \ |
| $(LOCAL_DIR)/sysreg.cpp \ |
| $(LOCAL_DIR)/thread.cpp \ |
| $(LOCAL_DIR)/user_copy.S \ |
| $(LOCAL_DIR)/user_copy_c.cpp \ |
| $(LOCAL_DIR)/uspace_entry.S |
| |
| MODULE_DEPS += \ |
| kernel/dev/iommu/dummy \ |
| kernel/lib/bitmap \ |
| kernel/lib/crashlog \ |
| kernel/object \ |
| |
| KERNEL_DEFINES += \ |
| ARM_ISA_ARMV8=1 \ |
| ARM_ISA_ARMV8A=1 |
| |
| SMP_MAX_CPUS ?= 16 |
| |
| SMP_CPU_MAX_CLUSTERS ?= 2 |
| SMP_CPU_MAX_CLUSTER_CPUS ?= $(SMP_MAX_CPUS) |
| |
| MODULE_SRCS += \ |
| $(LOCAL_DIR)/mp.cpp |
| |
| KERNEL_DEFINES += \ |
| SMP_MAX_CPUS=$(SMP_MAX_CPUS) \ |
| SMP_CPU_MAX_CLUSTERS=$(SMP_CPU_MAX_CLUSTERS) \ |
| SMP_CPU_MAX_CLUSTER_CPUS=$(SMP_CPU_MAX_CLUSTER_CPUS) \ |
| |
| KERNEL_ASPACE_BASE ?= 0xffff000000000000 |
| KERNEL_ASPACE_SIZE ?= 0x0001000000000000 |
| USER_ASPACE_BASE ?= 0x0000000001000000 |
| USER_ASPACE_SIZE ?= 0x0000fffffe000000 |
| |
| GLOBAL_DEFINES += \ |
| KERNEL_ASPACE_BASE=$(KERNEL_ASPACE_BASE) \ |
| KERNEL_ASPACE_SIZE=$(KERNEL_ASPACE_SIZE) \ |
| USER_ASPACE_BASE=$(USER_ASPACE_BASE) \ |
| USER_ASPACE_SIZE=$(USER_ASPACE_SIZE) |
| |
| # kernel is linked to run at the arbitrary address of -4GB |
| # peripherals will be mapped just below this mark |
| KERNEL_BASE := 0xffffffff00000000 |
| BOOT_HEADER_SIZE ?= 0x50 |
| |
| KERNEL_DEFINES += \ |
| KERNEL_BASE=$(KERNEL_BASE) \ |
| |
| # try to find the toolchain |
| include $(LOCAL_DIR)/toolchain.mk |
| TOOLCHAIN_PREFIX := $(ARCH_$(ARCH)_TOOLCHAIN_PREFIX) |
| |
| ARCH_COMPILEFLAGS += $(ARCH_$(ARCH)_COMPILEFLAGS) |
| |
| # generate code for the fairly generic cortex-a53 |
| ARCH_COMPILEFLAGS += -mcpu=cortex-a53 |
| |
| CLANG_ARCH := aarch64 |
| ifeq ($(call TOBOOL,$(USE_CLANG)),true) |
| GLOBAL_LDFLAGS += -m aarch64elf |
| GLOBAL_MODULE_LDFLAGS += -m aarch64elf |
| endif |
| GLOBAL_LDFLAGS += -z max-page-size=4096 |
| |
| # The linker writes instructions to work around a CPU bug. |
| GLOBAL_LDFLAGS += --fix-cortex-a53-843419 |
| |
| # kernel hard disables floating point |
| KERNEL_COMPILEFLAGS += -mgeneral-regs-only |
| |
| # See engine.mk. |
| KEEP_FRAME_POINTER_COMPILEFLAGS += -mno-omit-leaf-frame-pointer |
| |
| KERNEL_COMPILEFLAGS += -fPIE -include kernel/include/hidden.h |
| |
| # Clang needs -mcmodel=kernel to tell it to use the right safe-stack ABI for |
| # the kernel. |
| ifeq ($(call TOBOOL,$(USE_CLANG)),true) |
| KERNEL_COMPILEFLAGS += -mcmodel=kernel |
| endif |
| |
| # x18 is reserved in the Fuchsia userland ABI so it can be used |
| # for things like -fsanitize=shadow-call-stack. In the kernel, |
| # it's reserved so we can use it to point at the per-CPU structure. |
| ARCH_COMPILEFLAGS += -ffixed-x18 |
| |
| include make/module.mk |