35 files changed, 24 insertions, 15 deletions
diff --git a/libmaple/stm32f2/adc.c b/libmaple/stm32f2-f4/adc.c
index a400d7b..a400d7b 100644
--- a/libmaple/stm32f2/adc.c
+++ b/libmaple/stm32f2-f4/adc.c
diff --git a/libmaple/stm32f2/dma.c b/libmaple/stm32f2-f4/dma.c
index 26e87b9..26e87b9 100644
--- a/libmaple/stm32f2/dma.c
+++ b/libmaple/stm32f2-f4/dma.c
diff --git a/libmaple/stm32f2/exti.c b/libmaple/stm32f2-f4/exti.c
index 208415f..208415f 100644
--- a/libmaple/stm32f2/exti.c
+++ b/libmaple/stm32f2-f4/exti.c
diff --git a/libmaple/stm32f2/fsmc.c b/libmaple/stm32f2-f4/fsmc.c
index ec41720..ec41720 100644
--- a/libmaple/stm32f2/fsmc.c
+++ b/libmaple/stm32f2-f4/fsmc.c
diff --git a/libmaple/stm32f2/gpio.c b/libmaple/stm32f2-f4/gpio.c
index a26edaa..a26edaa 100644
--- a/libmaple/stm32f2/gpio.c
+++ b/libmaple/stm32f2-f4/gpio.c
diff --git a/libmaple/stm32f2/i2c.c b/libmaple/stm32f2-f4/i2c.c
index 42fd427..42fd427 100644
--- a/libmaple/stm32f2/i2c.c
+++ b/libmaple/stm32f2-f4/i2c.c
diff --git a/libmaple/stm32f2/include/series/adc.h b/libmaple/stm32f2-f4/include/series/adc.h
index 175fe11..175fe11 100644
--- a/libmaple/stm32f2/include/series/adc.h
+++ b/libmaple/stm32f2-f4/include/series/adc.h
diff --git a/libmaple/stm32f2/include/series/dac.h b/libmaple/stm32f2-f4/include/series/dac.h
index 0a578ca..0a578ca 100644
--- a/libmaple/stm32f2/include/series/dac.h
+++ b/libmaple/stm32f2-f4/include/series/dac.h
diff --git a/libmaple/stm32f2/include/series/dma.h b/libmaple/stm32f2-f4/include/series/dma.h
index 43bd1a2..43bd1a2 100644
--- a/libmaple/stm32f2/include/series/dma.h
+++ b/libmaple/stm32f2-f4/include/series/dma.h
diff --git a/libmaple/stm32f2/include/series/exti.h b/libmaple/stm32f2-f4/include/series/exti.h
index 4643fcf..4643fcf 100644
--- a/libmaple/stm32f2/include/series/exti.h
+++ b/libmaple/stm32f2-f4/include/series/exti.h
diff --git a/libmaple/stm32f2/include/series/flash.h b/libmaple/stm32f2-f4/include/series/flash.h
index a3c3933..a3c3933 100644
--- a/libmaple/stm32f2/include/series/flash.h
+++ b/libmaple/stm32f2-f4/include/series/flash.h
diff --git a/libmaple/stm32f2/include/series/gpio.h b/libmaple/stm32f2-f4/include/series/gpio.h
index 4d0d98c..4d0d98c 100644
--- a/libmaple/stm32f2/include/series/gpio.h
+++ b/libmaple/stm32f2-f4/include/series/gpio.h
diff --git a/libmaple/stm32f2/include/series/i2c.h b/libmaple/stm32f2-f4/include/series/i2c.h
index b231256..b231256 100644
--- a/libmaple/stm32f2/include/series/i2c.h
+++ b/libmaple/stm32f2-f4/include/series/i2c.h
diff --git a/libmaple/stm32f2/include/series/nvic.h b/libmaple/stm32f2-f4/include/series/nvic.h
index dc03806..dc03806 100644
--- a/libmaple/stm32f2/include/series/nvic.h
+++ b/libmaple/stm32f2-f4/include/series/nvic.h
diff --git a/libmaple/stm32f2/include/series/pwr.h b/libmaple/stm32f2-f4/include/series/pwr.h
index 96353a4..96353a4 100644
--- a/libmaple/stm32f2/include/series/pwr.h
+++ b/libmaple/stm32f2-f4/include/series/pwr.h
diff --git a/libmaple/stm32f2/include/series/rcc.h b/libmaple/stm32f2-f4/include/series/rcc.h
index 441a5a8..441a5a8 100644
--- a/libmaple/stm32f2/include/series/rcc.h
+++ b/libmaple/stm32f2-f4/include/series/rcc.h
diff --git a/libmaple/stm32f2/include/series/spi.h b/libmaple/stm32f2-f4/include/series/spi.h
index 7b9f94a..7b9f94a 100644
--- a/libmaple/stm32f2/include/series/spi.h
+++ b/libmaple/stm32f2-f4/include/series/spi.h
diff --git a/libmaple/stm32f2/include/series/stm32.h b/libmaple/stm32f2-f4/include/series/stm32.h
index 180ab30..180ab30 100644
--- a/libmaple/stm32f2/include/series/stm32.h
+++ b/libmaple/stm32f2-f4/include/series/stm32.h
diff --git a/libmaple/stm32f2/include/series/timer.h b/libmaple/stm32f2-f4/include/series/timer.h
index a7ac276..a7ac276 100644
--- a/libmaple/stm32f2/include/series/timer.h
+++ b/libmaple/stm32f2-f4/include/series/timer.h
diff --git a/libmaple/stm32f2/include/series/usart.h b/libmaple/stm32f2-f4/include/series/usart.h
index 8936efa..8936efa 100644
--- a/libmaple/stm32f2/include/series/usart.h
+++ b/libmaple/stm32f2-f4/include/series/usart.h
diff --git a/libmaple/stm32f2/isrs.S b/libmaple/stm32f2-f4/isrs.S
index 5baaf8b..5baaf8b 100644
--- a/libmaple/stm32f2/isrs.S
+++ b/libmaple/stm32f2-f4/isrs.S
diff --git a/libmaple/stm32f2/rcc.c b/libmaple/stm32f2-f4/rcc.c
index 7fc7eb0..7fc7eb0 100644
--- a/libmaple/stm32f2/rcc.c
+++ b/libmaple/stm32f2-f4/rcc.c
diff --git a/libmaple/stm32f2/rules.mk b/libmaple/stm32f2-f4/rules.mk
index 4c62cc2..4c62cc2 100644
--- a/libmaple/stm32f2/rules.mk
+++ b/libmaple/stm32f2-f4/rules.mk
diff --git a/libmaple/stm32f2/spi.c b/libmaple/stm32f2-f4/spi.c
index cfd9995..cfd9995 100644
--- a/libmaple/stm32f2/spi.c
+++ b/libmaple/stm32f2-f4/spi.c
diff --git a/libmaple/stm32f2/syscfg.c b/libmaple/stm32f2-f4/syscfg.c
index 19e932e..19e932e 100644
--- a/libmaple/stm32f2/syscfg.c
+++ b/libmaple/stm32f2-f4/syscfg.c
diff --git a/libmaple/stm32f2/timer.c b/libmaple/stm32f2-f4/timer.c
index a85bea0..a85bea0 100644
--- a/libmaple/stm32f2/timer.c
+++ b/libmaple/stm32f2-f4/timer.c
diff --git a/libmaple/stm32f2/usart.c b/libmaple/stm32f2-f4/usart.c
index 1472d13..1472d13 100644
--- a/libmaple/stm32f2/usart.c
+++ b/libmaple/stm32f2-f4/usart.c
diff --git a/libmaple/stm32f2/vector_table.S b/libmaple/stm32f2-f4/vector_table.S
index 147e516..147e516 100644
--- a/libmaple/stm32f2/vector_table.S
+++ b/libmaple/stm32f2-f4/vector_table.S
diff --git a/support/ld/stm32/series/stm32f2/vector_symbols.inc b/support/ld/stm32/series/stm32f2-f4/vector_symbols.inc
index d275ec3..d275ec3 100644
--- a/support/ld/stm32/series/stm32f2/vector_symbols.inc
+++ b/support/ld/stm32/series/stm32f2-f4/vector_symbols.inc
diff --git a/support/make/target-config.mk b/support/make/target-config.mk
index 0e3a2c2..ac5845d 100644
--- a/support/make/target-config.mk
+++ b/support/make/target-config.mk
@@ -24,17 +24,27 @@ include $(BOARD_INCLUDE_DIR)/$(BOARD).mk
 
 # Configuration derived from $(BOARD).mk
 
-LD_SERIES_PATH := $(LDDIR)/stm32/series/$(MCU_SERIES)
+TARGET_SERIES_MODULE := $(MCU_SERIES)
+
+# Override TARGET_SERIES_MODULE for STM32F2 and STM32F4, which are
+# basically the same and thus share a module.
+ifeq ($(MCU_SERIES), stm32f2)
+TARGET_SERIES_MODULE := stm32f2-f4
+endif
+ifeq ($(MCU_SERIES), stm32f4)
+TARGET_SERIES_MODULE := stm32f2-f4
+endif
+
+LIBMAPLE_MODULE_SERIES := $(LIBMAPLE_PATH)/$(TARGET_SERIES_MODULE)
+LD_SERIES_PATH := $(LDDIR)/stm32/series/$(TARGET_SERIES_MODULE)
 LD_MEM_PATH := $(LDDIR)/stm32/mem/$(LD_MEM_DIR)
+
 ifeq ($(MCU_SERIES), stm32f1)
+TARGET_FLAGS += -mcpu=cortex-m3 -march=armv7-m
 # Due to the Balkanization on F1, we need to specify the line when
 # making linker decisions.
 LD_SERIES_PATH := $(LD_SERIES_PATH)/$(MCU_F1_LINE)
 endif
-
-ifeq ($(MCU_SERIES), stm32f1)
-TARGET_FLAGS += -mcpu=cortex-m3 -march=armv7-m
-endif
 ifeq ($(MCU_SERIES), stm32f2)
 TARGET_FLAGS += -mcpu=cortex-m3 -march=armv7-m
 endif
@@ -50,5 +60,3 @@ TARGET_FLAGS += -mthumb -DBOARD_$(BOARD) -DMCU_$(MCU) \
                 -DERROR_LED_PORT=$(ERROR_LED_PORT) \
                 -DERROR_LED_PIN=$(ERROR_LED_PIN) \
                 -D$(VECT_BASE_ADDR)
-
-LIBMAPLE_MODULE_SERIES := $(LIBMAPLE_PATH)/$(MCU_SERIES)
diff --git a/wirish/rules.mk b/wirish/rules.mk
index 1cac74a..3a1fb81 100644
--- a/wirish/rules.mk
+++ b/wirish/rules.mk
@@ -4,12 +4,13 @@ dirstack_$(sp)  := $(d)
 d               := $(dir)
 BUILDDIRS       += $(BUILD_PATH)/$(d)
 
-# Add board directory and MCU-specific directory to BUILDDIRS. These
-# are in subdirectories, but they're logically part of the Wirish
-# submodule.
+# Add board directory and target-specific directory to
+# BUILDDIRS. These are in subdirectories, but they're logically part
+# of the Wirish submodule. That's a bit inconsistent with libmaple
+# proper, and should be fixed.
 WIRISH_BOARD_PATH := boards/$(BOARD)
 BUILDDIRS += $(BUILD_PATH)/$(d)/$(WIRISH_BOARD_PATH)
-BUILDDIRS += $(BUILD_PATH)/$(d)/$(MCU_SERIES)
+BUILDDIRS += $(BUILD_PATH)/$(d)/$(TARGET_SERIES_MODULE)
 
 # Safe includes for Wirish.
 WIRISH_INCLUDES := -I$(d)/include -I$(d)/$(WIRISH_BOARD_PATH)/include
@@ -21,7 +22,7 @@ CFLAGS_$(d) := $(LIBMAPLE_INCLUDES) $(WIRISH_INCLUDES) -I$(d)
 sSRCS_$(d) := start.S
 cSRCS_$(d) := start_c.c
 cSRCS_$(d) += syscalls.c
-cSRCS_$(d) += $(MCU_SERIES)/util_hooks.c
+cSRCS_$(d) += $(TARGET_SERIES_MODULE)/util_hooks.c
 cppSRCS_$(d) := boards.cpp
 cppSRCS_$(d) += cxxabi-compat.cpp
 cppSRCS_$(d) += ext_interrupts.cpp
@@ -38,9 +39,9 @@ cppSRCS_$(d) +=	wirish_digital.cpp
 cppSRCS_$(d) +=	wirish_math.cpp
 cppSRCS_$(d) +=	wirish_shift.cpp
 cppSRCS_$(d) +=	wirish_time.cpp
-cppSRCS_$(d) += $(MCU_SERIES)/boards_setup.cpp
-cppSRCS_$(d) += $(MCU_SERIES)/wirish_digital.cpp
-cppSRCS_$(d) += $(MCU_SERIES)/wirish_debug.cpp
+cppSRCS_$(d) += $(TARGET_SERIES_MODULE)/boards_setup.cpp
+cppSRCS_$(d) += $(TARGET_SERIES_MODULE)/wirish_digital.cpp
+cppSRCS_$(d) += $(TARGET_SERIES_MODULE)/wirish_debug.cpp
 cppSRCS_$(d) += $(WIRISH_BOARD_PATH)/board.cpp
 
 sFILES_$(d)   := $(sSRCS_$(d):%=$(d)/%)
diff --git a/wirish/stm32f2/boards_setup.cpp b/wirish/stm32f2-f4/boards_setup.cpp
index 5764dd0..5764dd0 100644
--- a/wirish/stm32f2/boards_setup.cpp
+++ b/wirish/stm32f2-f4/boards_setup.cpp
diff --git a/wirish/stm32f2/util_hooks.c b/wirish/stm32f2-f4/util_hooks.c
index 1b519ab..1b519ab 100644
--- a/wirish/stm32f2/util_hooks.c
+++ b/wirish/stm32f2-f4/util_hooks.c
diff --git a/wirish/stm32f2/wirish_debug.cpp b/wirish/stm32f2-f4/wirish_debug.cpp
index af6c78b..af6c78b 100644
--- a/wirish/stm32f2/wirish_debug.cpp
+++ b/wirish/stm32f2-f4/wirish_debug.cpp
diff --git a/wirish/stm32f2/wirish_digital.cpp b/wirish/stm32f2-f4/wirish_digital.cpp
index 4d46f1c..4d46f1c 100644
--- a/wirish/stm32f2/wirish_digital.cpp
+++ b/wirish/stm32f2-f4/wirish_digital.cpp