start refactor process. Change rcc->c_r to bitfield.

1 files changed, 36 insertions, 0 deletions

diff --git a/03-refactor/linker/linker_script.ld b/03-refactor/linker/linker_script.ld
new file mode 100644
index 0000000..348d03b
--- /dev/null
+++ b/03-refactor/linker/linker_script.ld
@@ -0,0 +1,36 @@
+MEMORY
+{
+  flash : org = 0x08000000, len = 256k
+  sram1 : org = 0x20000000, len = 48k
+  sram2 : org = 0x10000000, len = 16k
+}
+
+SECTIONS
+{
+  /* This is where the code goes. */
+  . = ORIGIN(flash);
+  .text : {
+    *(.vectors); /* All .vector sections go here. */
+    *(.text);    /* All .text sections go here. */
+  } >flash
+
+  .data : {
+    /* Data segment as defined in the flash. */
+    INIT_DATA_VALUES = LOADADDR(.data);
+
+    /* Data segment where it will be in memory. */
+    DATA_SEGMENT_START = .;
+    *(.data);
+    DATA_SEGMENT_STOP = .;
+
+    /* Align by 4 so we can optimize the copier to use uint32's. */
+    . = ALIGN(0x04);
+  } >sram1 AT>flash
+
+  BSS_START = .;
+  .bss : {
+    *(.bss);
+    . = ALIGN(0x04);
+  } > sram1
+  BSS_END = .;
+}