612 lines
19 KiB
C++
612 lines
19 KiB
C++
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2014 by Amaury Pouly
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "soc_desc.hpp"
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#include "soc_desc_v1.hpp"
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#include <stdio.h>
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#include <stdlib.h>
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#include <map>
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#include <set>
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#include <cstring>
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using namespace soc_desc;
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void print_context(const error_context_t& ctx)
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{
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for(size_t j = 0; j < ctx.count(); j++)
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{
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error_t e = ctx.get(j);
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switch(e.level())
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{
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case error_t::INFO: printf("[INFO]"); break;
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case error_t::WARNING: printf("[WARN]"); break;
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case error_t::FATAL: printf("[FATAL]"); break;
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default: printf("[UNK]"); break;
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}
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if(e.location().size() != 0)
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printf(" %s:", e.location().c_str());
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printf(" %s\n", e.message().c_str());
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}
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}
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bool convert_v1_to_v2(const soc_desc_v1::soc_reg_field_value_t& in, enum_t& out, error_context_t& ctx)
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{
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out.name = in.name;
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out.desc = in.desc;
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out.value = in.value;
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return true;
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}
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bool convert_v1_to_v2(const soc_desc_v1::soc_reg_field_t& in, field_t& out, error_context_t& ctx)
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{
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out.name = in.name;
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out.desc = in.desc;
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out.pos = in.first_bit;
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out.width = in.last_bit - in.first_bit + 1;
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out.enum_.resize(in.value.size());
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for(size_t i = 0; i < in.value.size(); i++)
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if(!convert_v1_to_v2(in.value[i], out.enum_[i], ctx))
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return false;
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return true;
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}
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bool convert_v1_to_v2(const soc_desc_v1::soc_reg_addr_t& in, instance_t& out, error_context_t& ctx)
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{
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out.name = in.name;
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out.type = instance_t::SINGLE;
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out.addr = in.addr;
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return true;
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}
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bool convert_v1_to_v2(const soc_desc_v1::soc_reg_formula_t& in, range_t& out, error_context_t& ctx)
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{
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out.type = range_t::FORMULA;
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out.formula = in.string;
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out.variable = "n";
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return true;
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}
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bool convert_v1_to_v2(const soc_desc_v1::soc_reg_t& in, node_t& out, error_context_t& ctx,
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std::string _loc)
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{
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std::string loc = _loc + "." + in.name;
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out.name = in.name;
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out.desc = in.desc;
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if(in.formula.type == soc_desc_v1::REG_FORMULA_NONE)
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{
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out.instance.resize(in.addr.size());
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for(size_t i = 0; i < in.addr.size(); i++)
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if(!convert_v1_to_v2(in.addr[i], out.instance[i], ctx))
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return false;
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}
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else
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{
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out.instance.resize(1);
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out.instance[0].name = in.name;
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out.instance[0].type = instance_t::RANGE;
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out.instance[0].range.first = 0;
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out.instance[0].range.count = in.addr.size();
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/* check if formula is base/stride */
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bool is_stride = true;
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soc_word_t base = 0, stride = 0;
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if(in.addr.size() <= 1)
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{
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ctx.add(error_t(error_t::WARNING, loc,
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"register uses a formula but has only one instance"));
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is_stride = false;
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}
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else
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{
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base = in.addr[0].addr;
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stride = in.addr[1].addr - base;
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for(size_t i = 0; i < in.addr.size(); i++)
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if(base + i * stride != in.addr[i].addr)
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is_stride = false;
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}
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if(is_stride)
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{
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ctx.add(error_t(error_t::INFO, loc, "promoted formula to base/stride"));
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out.instance[0].range.type = range_t::STRIDE;
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out.instance[0].range.base = base;
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out.instance[0].range.stride = stride;
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}
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else if(!convert_v1_to_v2(in.formula, out.instance[0].range, ctx))
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return false;
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}
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out.register_.resize(1);
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out.register_[0].width = 32;
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out.register_[0].field.resize(in.field.size());
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for(size_t i = 0; i < in.field.size(); i++)
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if(!convert_v1_to_v2(in.field[i], out.register_[0].field[i], ctx))
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return false;
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/* sct */
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if(in.flags & soc_desc_v1::REG_HAS_SCT)
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{
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out.node.resize(1);
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out.node[0].name = "SCT";
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out.node[0].instance.resize(3);
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const char *names[3] = {"SET", "CLR", "TOG"};
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for(size_t i = 0; i < 3; i++)
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{
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out.node[0].instance[i].name = names[i];
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out.node[0].instance[i].type = instance_t::SINGLE;
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out.node[0].instance[i].addr = 4 + i *4;
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}
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}
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return true;
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}
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bool convert_v1_to_v2(const soc_desc_v1::soc_dev_addr_t& in, instance_t& out, error_context_t& ctx)
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{
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out.name = in.name;
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out.type = instance_t::SINGLE;
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out.addr = in.addr;
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return true;
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}
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bool convert_v1_to_v2(const soc_desc_v1::soc_dev_t& in, node_t& out, error_context_t& ctx,
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std::string _loc)
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{
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std::string loc = _loc + "." + in.name;
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if(!in.version.empty())
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ctx.add(error_t(error_t::INFO, loc, "dropped version"));
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out.name = in.name;
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out.title = in.long_name;
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out.desc = in.desc;
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out.instance.resize(in.addr.size());
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for(size_t i = 0; i < in.addr.size(); i++)
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if(!convert_v1_to_v2(in.addr[i], out.instance[i], ctx))
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return false;
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out.node.resize(in.reg.size());
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for(size_t i = 0; i < in.reg.size(); i++)
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if(!convert_v1_to_v2(in.reg[i], out.node[i], ctx, loc))
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return false;
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return true;
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}
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bool convert_v1_to_v2(const soc_desc_v1::soc_t& in, soc_t& out, error_context_t& ctx)
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{
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out.name = in.name;
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out.title = in.desc;
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out.node.resize(in.dev.size());
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for(size_t i = 0; i < in.dev.size(); i++)
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if(!convert_v1_to_v2(in.dev[i], out.node[i], ctx, in.name))
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return false;
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return true;
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}
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int do_convert(int argc, char **argv)
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{
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if(argc != 2)
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return printf("convert mode expects two arguments\n");
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soc_desc_v1::soc_t soc;
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if(!soc_desc_v1::parse_xml(argv[0], soc))
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return printf("cannot read file '%s'\n", argv[0]);
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error_context_t ctx;
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soc_t new_soc;
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if(!convert_v1_to_v2(soc, new_soc, ctx))
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{
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print_context(ctx);
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return printf("cannot convert from v1 to v2\n");
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}
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if(!produce_xml(argv[1], new_soc, ctx))
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{
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print_context(ctx);
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return printf("cannot write file '%s'\n", argv[1]);
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}
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print_context(ctx);
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return 0;
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}
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int do_read(int argc, char **argv)
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{
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for(int i = 0; i < argc; i++)
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{
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error_context_t ctx;
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soc_t soc;
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bool ret = parse_xml(argv[i], soc, ctx);
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if(ctx.count() != 0)
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printf("In file %s:\n", argv[i]);
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print_context(ctx);
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if(!ret)
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{
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printf("cannot parse file '%s'\n", argv[i]);
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continue;
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}
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}
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return 0;
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}
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int do_eval(int argc, char **argv)
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{
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std::map< std::string, soc_word_t > map;
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for(int i = 0; i < argc; i++)
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{
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std::string formula(argv[i]);
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soc_word_t result;
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if(strcmp(argv[i], "--var") == 0)
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{
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if(i + 1 >= argc)
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break;
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i++;
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std::string str(argv[i]);
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size_t pos = str.find('=');
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if(pos == std::string::npos)
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{
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printf("invalid variable string '%s'\n", str.c_str());
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continue;
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}
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std::string name = str.substr(0, pos);
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std::string val = str.substr(pos + 1);
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char *end;
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soc_word_t v = strtoul(val.c_str(), &end, 0);
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if(*end)
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{
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printf("invalid variable string '%s'\n", str.c_str());
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continue;
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}
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printf("%s = %#lx\n", name.c_str(), (unsigned long)v);
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map[name] = v;
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continue;
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}
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error_context_t ctx;
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if(!evaluate_formula(formula, map, result, "", ctx))
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{
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print_context(ctx);
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printf("cannot parse '%s'\n", formula.c_str());
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}
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else
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printf("result: %lu (%#lx)\n", (unsigned long)result, (unsigned long)result);
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}
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return 0;
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}
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int do_write(int argc, char **argv)
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{
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if(argc != 2)
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return printf("write mode expects two arguments\n");
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soc_t soc;
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error_context_t ctx;
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if(!parse_xml(argv[0], soc, ctx))
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{
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print_context(ctx);
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return printf("cannot read file '%s'\n", argv[0]);
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}
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if(!produce_xml(argv[1], soc, ctx))
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{
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print_context(ctx);
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return printf("cannot write file '%s'\n", argv[1]);
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}
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print_context(ctx);
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return 0;
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}
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void check_name(const std::string& path, const std::string& name, error_context_t& ctx)
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{
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if(name.empty())
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ctx.add(error_t(error_t::FATAL, path, "name is empty"));
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for(size_t i = 0; i < name.size(); i++)
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if(!isalnum(name[i]) && name[i] != '_')
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ctx.add(error_t(error_t::FATAL, path, "name '" + name +
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"' must only contain alphanumeric characters or '_'"));
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}
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void check_instance(const std::string& _path, const instance_t& inst, error_context_t& ctx)
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{
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std::string path = _path + "." + inst.name;
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check_name(path, inst.name, ctx);
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if(inst.type == instance_t::RANGE)
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{
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if(inst.range.type == range_t::FORMULA)
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{
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check_name(path + ".<formula variable>", inst.range.variable, ctx);
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/* try to parse formula */
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std::map< std::string, soc_word_t> var;
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var[inst.range.variable] = inst.range.first;
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soc_word_t res;
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if(!evaluate_formula(inst.range.formula, var, res, path + ".<formula>", ctx))
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ctx.add(error_t(error_t::FATAL, path + ".<formula>",
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"cannot evaluate formula"));
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}
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}
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}
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void check_field(const std::string& _path, const field_t& field, error_context_t& ctx)
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{
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std::string path = _path + "." + field.name;
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check_name(path, field.name, ctx);
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if(field.width == 0)
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ctx.add(error_t(error_t::WARNING, path, "field has width 0"));
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soc_word_t max = field.bitmask() >> field.pos;
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std::set< std::string > names;
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std::map< soc_word_t, std::string > map;
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for(size_t i = 0; i < field.enum_.size(); i++)
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{
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soc_word_t v = field.enum_[i].value;
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std::string n = field.enum_[i].name;
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std::string path_ = path + "." + n;
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check_name(path_, n, ctx);
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if(v > max)
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ctx.add(error_t(error_t::FATAL, path_, "value does not fit into the field"));
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if(names.find(n) != names.end())
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ctx.add(error_t(error_t::FATAL, path, "duplicate name '" + n + "' in enums"));
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|
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names.insert(n);
|
||
|
|
if(map.find(v) != map.end())
|
||
|
|
ctx.add(error_t(error_t::WARNING, path, "'" + n + "' and '" + map[v] + "' have the same value"));
|
||
|
|
map[v] = n;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void check_register(const std::string& _path, const soc_desc::register_t& reg, error_context_t& ctx)
|
||
|
|
{
|
||
|
|
std::string path = _path + ".<register>";
|
||
|
|
if(reg.width != 8 && reg.width != 16 && reg.width != 32)
|
||
|
|
ctx.add(error_t(error_t::WARNING, path, "width is not 8, 16 or 32"));
|
||
|
|
for(size_t i = 0; i < reg.field.size(); i++)
|
||
|
|
check_field(path, reg.field[i], ctx);
|
||
|
|
std::set< std::string > names;
|
||
|
|
soc_word_t bitmap = 0;
|
||
|
|
for(size_t i = 0; i < reg.field.size(); i++)
|
||
|
|
{
|
||
|
|
std::string n = reg.field[i].name;
|
||
|
|
if(names.find(n) != names.end())
|
||
|
|
ctx.add(error_t(error_t::FATAL, path, "duplicate name '" + n + "' in fields"));
|
||
|
|
if(reg.field[i].pos + reg.field[i].width > reg.width)
|
||
|
|
ctx.add(error_t(error_t::FATAL, path, "field '" + n + "' does not fit into the register"));
|
||
|
|
names.insert(n);
|
||
|
|
if(bitmap & reg.field[i].bitmask())
|
||
|
|
{
|
||
|
|
/* find the duplicate to ease debugging */
|
||
|
|
for(size_t j = 0; j < i; j++)
|
||
|
|
if(reg.field[j].bitmask() & reg.field[i].bitmask())
|
||
|
|
ctx.add(error_t(error_t::FATAL, path, "overlap between fields '" +
|
||
|
|
reg.field[j].name + "' and '" + n + "'"));
|
||
|
|
}
|
||
|
|
bitmap |= reg.field[i].bitmask();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void check_nodes(const std::string& path, const std::vector< node_t >& nodes,
|
||
|
|
error_context_t& ctx);
|
||
|
|
|
||
|
|
void check_node(const std::string& _path, const node_t& node, error_context_t& ctx)
|
||
|
|
{
|
||
|
|
std::string path = _path + "." + node.name;
|
||
|
|
check_name(_path, node.name, ctx);
|
||
|
|
if(node.instance.empty())
|
||
|
|
ctx.add(error_t(error_t::FATAL, path, "subnode with no instances"));
|
||
|
|
for(size_t j = 0; j < node.instance.size(); j++)
|
||
|
|
check_instance(path, node.instance[j], ctx);
|
||
|
|
for(size_t i = 0; i < node.register_.size(); i++)
|
||
|
|
check_register(path, node.register_[i], ctx);
|
||
|
|
check_nodes(path, node.node, ctx);
|
||
|
|
}
|
||
|
|
|
||
|
|
void check_nodes(const std::string& path, const std::vector< node_t >& nodes,
|
||
|
|
error_context_t& ctx)
|
||
|
|
{
|
||
|
|
for(size_t i = 0; i < nodes.size(); i++)
|
||
|
|
check_node(path, nodes[i], ctx);
|
||
|
|
/* gather all instance names */
|
||
|
|
std::set< std::string > names;
|
||
|
|
for(size_t i = 0; i < nodes.size(); i++)
|
||
|
|
for(size_t j = 0; j < nodes[i].instance.size(); j++)
|
||
|
|
{
|
||
|
|
std::string n = nodes[i].instance[j].name;
|
||
|
|
if(names.find(n) != names.end())
|
||
|
|
ctx.add(error_t(error_t::FATAL, path, "duplicate instance name '" +
|
||
|
|
n + "' in subnodes"));
|
||
|
|
names.insert(n);
|
||
|
|
}
|
||
|
|
/* gather all node names */
|
||
|
|
names.clear();
|
||
|
|
for(size_t i = 0; i < nodes.size(); i++)
|
||
|
|
{
|
||
|
|
std::string n = nodes[i].name;
|
||
|
|
if(names.find(n) != names.end())
|
||
|
|
ctx.add(error_t(error_t::FATAL, path, "duplicate node name '" + n +
|
||
|
|
"' in subnodes"));
|
||
|
|
names.insert(n);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void do_check(soc_t& soc, error_context_t& ctx)
|
||
|
|
{
|
||
|
|
check_name(soc.name, soc.name, ctx);
|
||
|
|
check_nodes(soc.name, soc.node, ctx);
|
||
|
|
}
|
||
|
|
|
||
|
|
int do_check(int argc, char **argv)
|
||
|
|
{
|
||
|
|
for(int i = 0; i < argc; i++)
|
||
|
|
{
|
||
|
|
error_context_t ctx;
|
||
|
|
soc_t soc;
|
||
|
|
bool ret = parse_xml(argv[i], soc, ctx);
|
||
|
|
if(ret)
|
||
|
|
do_check(soc, ctx);
|
||
|
|
if(ctx.count() != 0)
|
||
|
|
printf("In file %s:\n", argv[i]);
|
||
|
|
print_context(ctx);
|
||
|
|
if(!ret)
|
||
|
|
{
|
||
|
|
printf("cannot parse file '%s'\n", argv[i]);
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
const unsigned DUMP_NODES = 1 << 0;
|
||
|
|
const unsigned DUMP_INSTANCES = 1 << 1;
|
||
|
|
const unsigned DUMP_VERBOSE = 1 << 2;
|
||
|
|
const unsigned DUMP_REGISTERS = 1 << 3;
|
||
|
|
|
||
|
|
void print_path(node_ref_t node, bool nl = true)
|
||
|
|
{
|
||
|
|
printf("%s", node.soc().get()->name.c_str());
|
||
|
|
std::vector< std::string > path = node.path();
|
||
|
|
for(size_t i = 0; i < path.size(); i++)
|
||
|
|
printf(".%s", path[i].c_str());
|
||
|
|
if(nl)
|
||
|
|
printf("\n");
|
||
|
|
}
|
||
|
|
|
||
|
|
void print_inst(node_inst_t inst, bool end = true)
|
||
|
|
{
|
||
|
|
if(!inst.is_root())
|
||
|
|
{
|
||
|
|
print_inst(inst.parent(), false);
|
||
|
|
printf(".%s", inst.name().c_str());
|
||
|
|
if(inst.is_indexed())
|
||
|
|
printf("[%u]", (unsigned)inst.index());
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
printf("%s", inst.soc().get()->name.c_str());
|
||
|
|
}
|
||
|
|
if(end)
|
||
|
|
printf(" @ %#x\n", inst.addr());
|
||
|
|
}
|
||
|
|
|
||
|
|
void print_reg(register_ref_t reg, unsigned flags)
|
||
|
|
{
|
||
|
|
if(!(flags & DUMP_REGISTERS))
|
||
|
|
return;
|
||
|
|
node_ref_t node = reg.node();
|
||
|
|
soc_desc::register_t *r = reg.get();
|
||
|
|
print_path(node, false);
|
||
|
|
printf(":width=%u\n", (unsigned)r->width);
|
||
|
|
std::vector< field_ref_t > fields = reg.fields();
|
||
|
|
for(size_t i = 0; i < fields.size(); i++)
|
||
|
|
{
|
||
|
|
field_t *f = fields[i].get();
|
||
|
|
print_path(node, false);
|
||
|
|
if(f->width == 1)
|
||
|
|
printf(":[%u]=", (unsigned)f->pos);
|
||
|
|
else
|
||
|
|
printf(":[%u-%u]=", (unsigned)(f->pos + f->width - 1), (unsigned)f->pos);
|
||
|
|
printf("%s\n", f->name.c_str());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void do_dump(node_ref_t node, unsigned flags)
|
||
|
|
{
|
||
|
|
print_path(node);
|
||
|
|
if(node.reg().node() == node)
|
||
|
|
print_reg(node.reg(), flags);
|
||
|
|
std::vector< node_ref_t > children = node.children();
|
||
|
|
for(size_t i = 0; i < children.size(); i++)
|
||
|
|
do_dump(children[i], flags);
|
||
|
|
}
|
||
|
|
|
||
|
|
void do_dump(node_inst_t inst, unsigned flags)
|
||
|
|
{
|
||
|
|
print_inst(inst);
|
||
|
|
std::vector< node_inst_t > children = inst.children();
|
||
|
|
for(size_t i = 0; i < children.size(); i++)
|
||
|
|
do_dump(children[i], flags);
|
||
|
|
}
|
||
|
|
|
||
|
|
void do_dump(soc_t& soc, unsigned flags)
|
||
|
|
{
|
||
|
|
soc_ref_t ref(&soc);
|
||
|
|
if(flags & DUMP_NODES)
|
||
|
|
do_dump(ref.root(), flags);
|
||
|
|
if(flags & DUMP_INSTANCES)
|
||
|
|
do_dump(ref.root_inst(), flags);
|
||
|
|
}
|
||
|
|
|
||
|
|
int do_dump(int argc, char **argv)
|
||
|
|
{
|
||
|
|
unsigned flags = 0;
|
||
|
|
int i = 0;
|
||
|
|
for(; i < argc; i++)
|
||
|
|
{
|
||
|
|
if(strcmp(argv[i], "--nodes") == 0)
|
||
|
|
flags |= DUMP_NODES;
|
||
|
|
else if(strcmp(argv[i], "--instances") == 0)
|
||
|
|
flags |= DUMP_INSTANCES;
|
||
|
|
else if(strcmp(argv[i], "--verbose") == 0)
|
||
|
|
flags |= DUMP_VERBOSE;
|
||
|
|
else if(strcmp(argv[i], "--registers") == 0)
|
||
|
|
flags |= DUMP_REGISTERS;
|
||
|
|
else
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
if(i == argc)
|
||
|
|
{
|
||
|
|
printf("you must specify at least one file\n");
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
for(; i < argc; i++)
|
||
|
|
{
|
||
|
|
error_context_t ctx;
|
||
|
|
soc_t soc;
|
||
|
|
bool ret = parse_xml(argv[i], soc, ctx);
|
||
|
|
if(ret)
|
||
|
|
do_dump(soc, flags);
|
||
|
|
if(ctx.count() != 0)
|
||
|
|
printf("In file %s:\n", argv[i]);
|
||
|
|
print_context(ctx);
|
||
|
|
if(!ret)
|
||
|
|
{
|
||
|
|
printf("cannot parse file '%s'\n", argv[i]);
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
void usage()
|
||
|
|
{
|
||
|
|
printf("usage: swiss_knife <mode> [options]\n");
|
||
|
|
printf("modes:\n");
|
||
|
|
printf(" read <files...>\n");
|
||
|
|
printf(" write <read file> <write file>\n");
|
||
|
|
printf(" eval [<formula>|--var <name>=<val>]...\n");
|
||
|
|
printf(" convert <input file> <output file>\n");
|
||
|
|
printf(" check <files...>\n");
|
||
|
|
printf(" dump [--nodes] [--instances] [--registers] [--verbose] <files...>\n");
|
||
|
|
exit(1);
|
||
|
|
}
|
||
|
|
|
||
|
|
int main(int argc, char **argv)
|
||
|
|
{
|
||
|
|
if(argc < 2)
|
||
|
|
usage();
|
||
|
|
std::string mode = argv[1];
|
||
|
|
if(mode == "read")
|
||
|
|
return do_read(argc - 2, argv + 2);
|
||
|
|
else if(mode == "write")
|
||
|
|
return do_write(argc - 2, argv + 2);
|
||
|
|
else if(mode == "eval")
|
||
|
|
return do_eval(argc - 2, argv + 2);
|
||
|
|
else if(mode == "convert")
|
||
|
|
return do_convert(argc - 2, argv + 2);
|
||
|
|
else if(mode == "check")
|
||
|
|
return do_check(argc - 2, argv + 2);
|
||
|
|
else if(mode == "dump")
|
||
|
|
return do_dump(argc - 2, argv + 2);
|
||
|
|
else
|
||
|
|
usage();
|
||
|
|
return 0;
|
||
|
|
}
|