1# -*- mode:python -*-
2
3# Copyright (c) 2016 RISC-V Foundation
4# Copyright (c) 2016 The University of Virginia
5# All rights reserved.
6#
7# Redistribution and use in source and binary forms, with or without
8# modification, are permitted provided that the following conditions are
9# met: redistributions of source code must retain the above copyright
10# notice, this list of conditions and the following disclaimer;
11# redistributions in binary form must reproduce the above copyright
12# notice, this list of conditions and the following disclaimer in the
13# documentation and/or other materials provided with the distribution;
14# neither the name of the copyright holders nor the names of its
15# contributors may be used to endorse or promote products derived from
16# this software without specific prior written permission.
17#
18# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29#
30# Authors: Alec Roelke
31#          Robert Scheffel
32
33from m5.params import *
34
35from m5.objects.System import System
36
37class RiscvSystem(System):
38    type = 'RiscvSystem'
39    cxx_header = 'arch/riscv/system.hh'
40    bare_metal = Param.Bool(False, "Using Bare Metal Application?")
41    reset_vect = Param.Addr(0x0, 'Reset vector')
42    load_addr_mask = 0xFFFFFFFFFFFFFFFF
43
44
45class BareMetalRiscvSystem(RiscvSystem):
46    type = 'BareMetalRiscvSystem'
47    cxx_header = 'arch/riscv/bare_metal/system.hh'
48    bootloader = Param.String("File, that contains the bootloader code")
49
50    bare_metal = True
51