Add memory.x for f107

Author: Johannes Draaijer

.cargo/config

@@ -1,20 +1,14 @@
-[target.thumbv7em-none-eabihf]
+[target.'cfg(all(target_arch = "arm", target_os = "none"))']
 runner = 'probe-run'
 rustflags = [
   "-C", "link-arg=-Tlink.x",
   "-C", "link-arg=-Tdefmt.x",
 ]
 
-[target.thumbv7m-none-eabi]
-runner = 'probe-run'
-rustflags = [
-  "-C", "link-arg=-Tlink.x",
-  "-C", "link-arg=-Tdefmt.x"
-]
 
 [build]
 # Pick ONE of these compilation targets
 # target = "thumbv6m-none-eabi"    # Cortex-M0 and Cortex-M0+
-# target = "thumbv7m-none-eabi"    # Cortex-M3
+target = "thumbv7m-none-eabi"    # Cortex-M3
 # target = "thumbv7em-none-eabi"   # Cortex-M4 and Cortex-M7 (no FPU)
-target = "thumbv7em-none-eabihf" # Cortex-M4F and Cortex-M7F (with FPU)
+# target = "thumbv7em-none-eabihf" # Cortex-M4F and Cortex-M7F (with FPU)

build.rs

@@ -0,0 +1,4 @@
+fn main() {
+    #[cfg(feature = "stm32f1xx-hal")]
+    println!("cargo:rustc-link-search=memory.x")
+}

memory.x

@@ -1,20 +1,5 @@
-/* STM32F429 */
 MEMORY
 {
-  FLASH (rx)      : ORIGIN = 0x8000000, LENGTH = 2048K
-  RAM (xrw)       : ORIGIN = 0x20000000, LENGTH = 112K
-  RAM2 (xrw)      : ORIGIN = 0x2001C000, LENGTH = 16K
-  RAM3 (xrw)      : ORIGIN = 0x20020000, LENGTH = 64K
-  CCMRAM (rw)     : ORIGIN = 0x10000000, LENGTH = 64K
+  FLASH       : ORIGIN = 0x08000000, LENGTH = 128k
+  RAM         : ORIGIN = 0x20000000, LENGTH = 32K
 }
-_stack_start = ORIGIN(RAM) + LENGTH(RAM);
-_heap_size = LENGTH(RAM) - 4K;
-
-/* STM32F107 */
-/*
-MEMORY
-{
-  FLASH : ORIGIN = 0x08000000, LENGTH = 128K
-  RAM : ORIGIN = 0x20000000, LENGTH = 32K
-}
-*/