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Diffstat (limited to 'riscv/platform_main.ml')
| -rw-r--r-- | riscv/platform_main.ml | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/riscv/platform_main.ml b/riscv/platform_main.ml deleted file mode 100644 index 1c9ba209..00000000 --- a/riscv/platform_main.ml +++ /dev/null @@ -1,131 +0,0 @@ -(**************************************************************************) -(* Sail *) -(* *) -(* Copyright (c) 2013-2017 *) -(* Kathyrn Gray *) -(* Shaked Flur *) -(* Stephen Kell *) -(* Gabriel Kerneis *) -(* Robert Norton-Wright *) -(* Christopher Pulte *) -(* Peter Sewell *) -(* Alasdair Armstrong *) -(* Brian Campbell *) -(* Thomas Bauereiss *) -(* Anthony Fox *) -(* Jon French *) -(* Dominic Mulligan *) -(* Stephen Kell *) -(* Mark Wassell *) -(* *) -(* All rights reserved. *) -(* *) -(* This software was developed by the University of Cambridge Computer *) -(* Laboratory as part of the Rigorous Engineering of Mainstream Systems *) -(* (REMS) project, funded by EPSRC grant EP/K008528/1. *) -(* *) -(* Redistribution and use in source and binary forms, with or without *) -(* modification, are permitted provided that the following conditions *) -(* are met: *) -(* 1. Redistributions of source code must retain the above copyright *) -(* notice, this list of conditions and the following disclaimer. *) -(* 2. Redistributions in binary form must reproduce the above copyright *) -(* notice, this list of conditions and the following disclaimer in *) -(* the documentation and/or other materials provided with the *) -(* distribution. *) -(* *) -(* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' *) -(* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *) -(* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *) -(* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR *) -(* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, *) -(* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT *) -(* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF *) -(* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND *) -(* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, *) -(* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT *) -(* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF *) -(* SUCH DAMAGE. *) -(**************************************************************************) - -open Elf_loader -open Sail_lib -open Riscv -module PI = Platform_impl -module P = Platform - -(* OCaml driver for generated RISC-V model. *) - -let opt_file_arguments = ref ([] : string list) - -let opt_dump_dts = ref false -let opt_dump_dtb = ref false - -let options = Arg.align ([("-dump-dts", - Arg.Set opt_dump_dts, - " dump the platform device-tree source to stdout"); - ("-dump-dtb", - Arg.Set opt_dump_dtb, - " dump the *binary* platform device-tree blob to stdout"); - ("-enable-dirty-update", - Arg.Set P.config_enable_dirty_update, - " enable dirty-bit update during page-table walks"); - ("-enable-misaligned-access", - Arg.Set P.config_enable_misaligned_access, - " enable misaligned accesses without M-mode traps"); - ("-mtval-has-illegal-inst-bits", - Arg.Set P.config_mtval_has_illegal_inst_bits, - " mtval stores instruction bits on an illegal instruction exception"); - ("-ram-size", - Arg.Int PI.set_dram_size, - " size of physical ram memory to use (in MB)"); - ("-with-dtc", - Arg.String PI.set_dtc, - " full path to dtc to use") - ]) - -let usage_msg = "RISC-V platform options:" - -let elf_arg = - Arg.parse options (fun s -> opt_file_arguments := !opt_file_arguments @ [s]) - usage_msg; - if !opt_dump_dts then (PI.dump_dts (); exit 0); - if !opt_dump_dtb then (PI.dump_dtb (); exit 0); - ( match !opt_file_arguments with - | f :: _ -> prerr_endline ("Sail/RISC-V: running ELF file " ^ f); f - | _ -> (prerr_endline "Please provide an ELF file."; exit 0) - ) - -let run pc = - sail_call - (fun r -> - try ( zinit_platform (); (* devices *) - zinit_sys (); (* processor *) - zPC := pc; - zloop () - ) - with - | ZError_not_implemented (zs) -> - print_string ("Error: Not implemented: ", zs) - | ZError_internal_error (_) -> - prerr_endline "Error: internal error" - ) - -let show_times init_s init_e run_e insts = - let init_time = init_e.Unix.tms_utime -. init_s.Unix.tms_utime in - let exec_time = run_e.Unix.tms_utime -. init_e.Unix.tms_utime in - Printf.eprintf "\nInitialization: %g secs\n" init_time; - Printf.eprintf "Execution: %g secs\n" exec_time; - Printf.eprintf "Instructions retired: %Ld\n" insts; - Printf.eprintf "Perf: %g ips\n" ((Int64.to_float insts) /. exec_time) - -let () = - Random.self_init (); - - let init_start = Unix.times () in - let pc = Platform.init elf_arg in - let init_end = Unix.times () in - let _ = run pc in - let run_end = Unix.times () in - let insts = Big_int.to_int64 (uint (!Riscv.zminstret)) in - show_times init_start init_end run_end insts |