* Put XLEN into .o files.
Makes it easier to work on voth RV32 and RV64 binaries side-by-side.
* Let the debugger disable HTIF use.
* Makefile now links the binary at BASE_ADDRESS
I need this so I can easily generate the appropriate binaries for
riscv-tests/debug. Unfortunately there doesn't seem to be any good
mechanism to externally define values for lds files, so I'm running it
through the C preprocessor.
Co-authored-by: Joseph Julicher <jjulicher@mac.com>