wolfBoot/arch.mk

74 lines
2.3 KiB
Makefile

## CPU Architecture selection via $ARCH
# check for FASTMATH or SP_MATH
ifeq ($(SPMATH),1)
MATH_OBJS:=./lib/wolfssl/wolfcrypt/src/sp_int.o
else
MATH_OBJS:=./lib/wolfssl/wolfcrypt/src/integer.o
endif
## ARM
ifeq ($(ARCH),ARM)
CROSS_COMPILE:=arm-none-eabi-
CFLAGS+=-mthumb -mlittle-endian -mthumb-interwork -DARCH_ARM
LDFLAGS+=-mthumb -mlittle-endian -mthumb-interwork
OBJS+=src/boot_arm.o
ARCH_FLASH_OFFSET=0x0
## Cortex-M CPU
ifeq ($(CORTEX_M0),1)
CFLAGS+=-mcpu=cortex-m0
LDFLAGS+=-mcpu=cortex-m0
ifeq ($(SPMATH),1)
MATH_OBJS += ./lib/wolfssl/wolfcrypt/src/sp_c32.o
endif
else
ifeq ($(NO_ASM),1)
ifeq ($(SPMATH),1)
MATH_OBJS += ./lib/wolfssl/wolfcrypt/src/sp_c32.o
endif
CFLAGS+=-mcpu=cortex-m3
LDFLAGS+=-mcpu=cortex-m3
else
CFLAGS+=-mcpu=cortex-m3 -fomit-frame-pointer
LDFLAGS+=-mcpu=cortex-m3
ifeq ($(SPMATH),1)
CFLAGS+=-DWOLFSSL_SP_ASM -DWOLFSSL_SP_ARM_CORTEX_M_ASM
MATH_OBJS += ./lib/wolfssl/wolfcrypt/src/sp_cortexm.o
endif
endif
endif
endif
## RISCV
ifeq ($(ARCH),RISCV)
CROSS_COMPILE:=riscv32-unknown-elf-
CFLAGS+=-fno-builtin-printf -DUSE_PLIC -DUSE_M_TIME -g -march=rv32imac -mabi=ilp32 -mcmodel=medany -nostartfiles -DARCH_RISCV
LDFLAGS+=-march=rv32imac -mabi=ilp32 -mcmodel=medany
OBJS+=src/boot_riscv.o src/vector_riscv.o
ARCH_FLASH_OFFSET=0x20400000
endif
## Toolchain setup
CC=$(CROSS_COMPILE)gcc
LD=$(CROSS_COMPILE)gcc
AS=$(CROSS_COMPILE)gcc
OBJCOPY:=$(CROSS_COMPILE)objcopy
SIZE:=$(CROSS_COMPILE)size
BOOT_IMG?=test-app/image.bin
## Target specific configuration
ifeq ($(TARGET),samr21)
CORTEX_M0=1
endif
ifeq ($(TARGET),kinetis)
CFLAGS+= -I$(KINETIS_DRIVERS)/drivers -I$(KINETIS_DRIVERS) -DCPU_$(KINETIS_CPU) -I$(KINETIS_CMSIS)/Include -DDEBUG_CONSOLE_ASSERT_DISABLE=1
OBJS+= $(KINETIS_DRIVERS)/drivers/fsl_clock.o $(KINETIS_DRIVERS)/drivers/fsl_ftfx_flash.o $(KINETIS_DRIVERS)/drivers/fsl_ftfx_cache.o $(KINETIS_DRIVERS)/drivers/fsl_ftfx_controller.o
## The following lines can be used to enable HW acceleration
##ifeq ($(KINETIS_CPU),MK82FN256VLL15)
## ECC_EXTRA_CFLAGS+=-DFREESCALE_LTC_ECC -DFREESCALE_USE_LTC
## ECC_EXTRA_OBJS+=./lib/wolfssl/wolfcrypt/src/port/nxp/ksdk_port.o $(KINETIS_DRIVERS)/drivers/fsl_ltc.o
##endif
endif