1 files changed, 49 insertions, 0 deletions
diff --git a/utility/demo-fw/include/dfm_varloc.h b/utility/demo-fw/include/dfm_varloc.h
new file mode 100644
index 0000000..48c118d
--- /dev/null
+++ b/utility/demo-fw/include/dfm_varloc.h
@@ -0,0 +1,49 @@
+#ifndef __DFM_VARLOC_H_
+#define __DFM_VARLOC_H
+
+#include "dfm_fatfs.h"
+#include "dfm_config.h"
+
+// relocation variables that size is bigger to space start from RELOC_VAR_MEM_BASE
+#ifdef VAR_RELOCATION
+
+  #if defined(__ICCARM__) 
+
+    #define RLOC_OBJ __no_init
+    #define _AT(addr) @ (addr)
+
+  #elif defined(__CC_ARM)
+
+    #define RLOC_OBJ
+    #define _AT(addr) __attribute__ ((at(_addr)))
+
+  #elif defined(__GNUC__)
+    
+    #define RLOC_OBJ 
+    #define _AT(addr) 
+  #else
+    #error "Unsupported tool chain"
+  #endif
+
+#else
+  #define RLOC_OBJ 
+  #define _AT(addr) 
+#endif
+
+#if defined(VAR_RELOCATION) && !defined(RELOC_VAR_MEM_BASE)
+  #error "Enable variables relocation, but not give RELOC_VAR_MEM_BASE"
+#endif
+
+#define FATFS_MEDIA_OBJ_ADDR      RELOC_VAR_MEM_BASE
+#define FATFS_SDCARD_OBJ_ADDR     (FATFS_MEDIA_OBJ_ADDR + sizeof(Media) * MAX_LUNS)
+#define FATFS_NANDFLASH_OBJ_ADDR  (FATFS_SDCARD_OBJ_ADDR + sizeof(FATFS))
+#define NANDFLASH_TRANS_TAB_ADDR  (FATFS_NANDFLASH_OBJ_ADDR + sizeof(FATFS))
+#define ACTIVESLIDE_INFOHEAD_ADDR (NANDFLASH_TRANS_TAB_ADDR + sizeof(struct TranslatedNandFlash))
+#define FILE_BUFFER_ADDR          (ACTIVESLIDE_INFOHEAD_ADDR + sizeof(SlideINFOHeader))
+
+#define MSDD_LUN_OBJ_ADDR         (FILE_BUFFER_ADDR + FILE_BUF_SIZE)
+#define MSDD_BUF_OBJ_ADDR         (MSDD_LUN_OBJ_ADDR + sizeof(MSDLun) * MAX_LUNS)
+#define RELOC_VAR_MEM_END         (MSDD_BUF_OBJ_ADDR + MSD_BUFFER_SIZE)
+#define RELOC_VAR_MEM_SIZE        (RELOC_VAR_MEM_END - RELOC_VAR_MEM_BASE)
+
+#endif // end of _DFM_VARLOC_H_