1 files changed, 47 insertions, 0 deletions
diff --git a/fesvr/elf2hex.cc b/fesvr/elf2hex.cc
new file mode 100644
index 0000000..327cf2d
--- /dev/null
+++ b/fesvr/elf2hex.cc
@@ -0,0 +1,47 @@
+// See LICENSE for license details.
+
+#include <iostream>
+#include "htif_hexwriter.h"
+#include "memif.h"
+#include "elfloader.h"
+
+int main(int argc, char** argv)
+{
+  if(argc < 4 || argc > 5)
+  {
+    std::cerr << "Usage: " << argv[0] << " <width> <depth> <elf_file> [base]" << std::endl;
+    return 1;
+  }
+
+  unsigned width = atoi(argv[1]);
+  if(width == 0 || (width & (width-1)))
+  {
+    std::cerr << "width must be a power of 2" << std::endl;
+    return 1;
+  }
+
+  unsigned long long int base = 0;
+  if(argc==5) {
+    base = atoll(argv[4]);
+    if(base & (width-1))
+    {
+      std::cerr << "base must be divisible by width" << std::endl;
+      return 1;
+    }
+  }
+
+  unsigned depth = atoi(argv[2]);
+  if(depth == 0 || (depth & (depth-1)))
+  {
+    std::cerr << "depth must be a power of 2" << std::endl;
+    return 1;
+  }
+
+  htif_hexwriter_t htif(base, width, depth);
+  memif_t memif(&htif);
+  reg_t entry;
+  load_elf(argv[3], &memif, &entry);
+  std::cout << htif;
+
+  return 0;
+}