1 files changed, 86 insertions, 0 deletions
diff --git a/firmware/os/platform/stm32/stm32.mk b/firmware/os/platform/stm32/stm32.mk
new file mode 100644
index 00000000..103ca3df
--- /dev/null
+++ b/firmware/os/platform/stm32/stm32.mk
@@ -0,0 +1,86 @@
+#
+# Copyright (C) 2016 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+M3DEBUG ?= m3debug
+
+ifneq ($(CPU),cortexm4)
+        $(error "stm32 cplatform only supports Cortex-M4 CPUs")
+endif
+
+BL_FILE = $(OUT)/bl.unchecked.bin
+OS_FILE = $(OUT)/os.checked.bin
+
+DELIVERABLES += showsizes
+FLAGS += -I. -fno-unwind-tables -fstack-reuse=all -ffunction-sections -fdata-sections
+FLAGS += -Wl,--gc-sections -nostartfiles
+FLAGS_os += -nostdlib
+
+#platform bootloader
+SRCS_bl += os/platform/$(PLATFORM)/bl.c
+
+#platform runtime
+SRCS_os +=  os/platform/$(PLATFORM)/crt_$(PLATFORM).c
+
+#platform drivers
+SRCS_os += os/platform/$(PLATFORM)/platform.c \
+	os/platform/$(PLATFORM)/usart.c \
+	os/platform/$(PLATFORM)/gpio.c \
+	os/platform/$(PLATFORM)/pwr.c \
+	os/platform/$(PLATFORM)/wdt.c \
+	os/platform/$(PLATFORM)/i2c.c \
+	os/platform/$(PLATFORM)/exti.c \
+	os/platform/$(PLATFORM)/syscfg.c \
+	os/platform/$(PLATFORM)/spi.c \
+	os/platform/$(PLATFORM)/rtc.c \
+	os/platform/$(PLATFORM)/mpu.c \
+	os/platform/$(PLATFORM)/dma.c \
+	os/platform/$(PLATFORM)/crc.c \
+	os/platform/$(PLATFORM)/hostIntf.c \
+	os/platform/$(PLATFORM)/apInt.c \
+	os/platform/$(PLATFORM)/eeData.c
+
+
+#platform drivers for bootloader
+SRCS_bl += os/platform/$(PLATFORM)/pwr.c os/platform/$(PLATFORM)/gpio.c
+
+#extra deps
+DEPS += $(wildcard os/platform/$(PLATFORM)/inc/plat/*.h)
+DEPS += $(wildcard os/platform/$(PLATFORM)/inc/plat/cmsis/*.h)
+
+#linker script
+LKR_os = os/platform/$(PLATFORM)/lkr/$(CHIP).os.lkr
+LKR_bl = os/platform/$(PLATFORM)/lkr/$(CHIP).bl.lkr
+OSFLAGS_os += -Wl,-T $(LKR_os)
+OSFLAGS_bl += -Wl,-T $(LKR_bl)
+DEPS += $(LKR_os) $(LKR_bl)
+
+#platform flags
+PLATFORM_HAS_HARDWARE_CRC = true
+FLAGS += -DPLATFORM_HW_VER=0
+
+#platform-specific rules
+OBJCOPY_PARAMS = -I elf32-littlearm -O binary
+
+$(OUT)/bl.%.bin : $(OUT)/bl.%.elf
+	$(OBJCOPY) -j .bl -j .blrodata -j .eedata $(OBJCOPY_PARAMS) $< $@
+
+$(OUT)/os.%.bin : $(OUT)/os.%.elf
+	$(OBJCOPY) -j .data -j .text $(OBJCOPY_PARAMS) $< $@
+
+showsizes: $(OUT)/os.unchecked.elf
+	os/platform/$(PLATFORM)/misc/showsizes.sh $<
+
+$(info Included STM32 platfrom)