From a0d8aebe52270058674d2321a4b670dcf031df78 Mon Sep 17 00:00:00 2001 From: Luke Kenneth Casson Leighton Date: Thu, 22 Nov 2018 02:02:56 +0000 Subject: [PATCH] add cpudefs.py --- cpudefs.py | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 cpudefs.py diff --git a/cpudefs.py b/cpudefs.py new file mode 100644 index 0000000..9877e36 --- /dev/null +++ b/cpudefs.py @@ -0,0 +1,56 @@ +""" +/* + * Copyright 2018 Jacob Lifshay + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + */ +""" + +fetch_action = 3 + +fetch_action_default = 0x0 +fetch_action_fence = 0x1 +fetch_action_jump = 0x2 +fetch_action_wait = 0x3 +fetch_action_error_trap = 0x4 +fetch_action_noerror_trap = 0x5 +fetch_action_ack_trap = 0x6 + +fetch_output_state = 2 + +fetch_output_state_empty = 0x0 +fetch_output_state_valid = 0x1 +fetch_output_state_trap = 0x2 + +decode_action = 12 + +decode_action_trap_illegal_instruction = 0x1 +decode_action_load = 0x2 +decode_action_fence = 0x4 +decode_action_fence_i = 0x8 +decode_action_op_op_imm = 0x10 +decode_action_lui_auipc = 0x20 +decode_action_store = 0x40 +decode_action_branch = 0x80 +decode_action_jalr = 0x100 +decode_action_jal = 0x200 +decode_action_trap_ecall_ebreak = 0x400 +decode_action_csr = 0x800 + -- 2.30.2