3 files changed, 7 insertions, 7 deletions
diff --git a/libmaple/include/libmaple/stm32.h b/libmaple/include/libmaple/stm32.h
index 3f86faa..d6f3304 100644
--- a/libmaple/include/libmaple/stm32.h
+++ b/libmaple/include/libmaple/stm32.h
@@ -55,6 +55,9 @@ extern "C" {
  *
  * - Everything enclosed in the following __DOXYGEN_PREDEFINED_HACK
  *   conditional block.
+ *
+ * - STM32_HAVE_FSMC: 1 if the MCU has the FSMC peripheral, and 0
+ *   otherwise.
  */
 #include <series/stm32.h>
 
diff --git a/libmaple/stm32f1/include/series/stm32.h b/libmaple/stm32f1/include/series/stm32.h
index 86f0294..26c45a2 100644
--- a/libmaple/stm32f1/include/series/stm32.h
+++ b/libmaple/stm32f1/include/series/stm32.h
@@ -58,8 +58,10 @@ extern "C" {
 
 #ifdef STM32_MEDIUM_DENSITY
 #   define STM32_NR_INTERRUPTS          43
+#   define STM32_HAVE_FSMC              0
 #elif defined(STM32_HIGH_DENSITY)
 #   define STM32_NR_INTERRUPTS          60
+#   define STM32_HAVE_FSMC              1
 #else
 #error "Unsupported STM32F1 density, or no density specified. Add something " \
        "like -DSTM32_MEDIUM_DENSITY to your compiler arguments."
diff --git a/libmaple/stm32f2/include/series/stm32.h b/libmaple/stm32f2/include/series/stm32.h
index 29e789f..222608d 100644
--- a/libmaple/stm32f2/include/series/stm32.h
+++ b/libmaple/stm32f2/include/series/stm32.h
@@ -53,21 +53,16 @@ extern "C" {
 #endif
 
 /*
- * Interrupts
- */
-
-#define STM32_NR_INTERRUPTS             81
-
-/*
  * Series- and MCU-specific values
  */
 
 #define STM32_MCU_SERIES                STM32_SERIES_F2
+#define STM32_NR_INTERRUPTS             81
+#define STM32_HAVE_FSMC                 1
 
 #if defined(MCU_STM32F207IC) || defined(MCU_STM32F207IG)
 #   define STM32_NR_GPIO_PORTS          9
 #   define STM32_SRAM_END               ((void*)0x20020000)
-
 #else
 #error "Unrecognized STM32F2 MCU, or no MCU specified."
 #endif