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authorAmaury Pouly <amaury.pouly@gmail.com>2014-12-14 11:53:55 +0100
committerAmaury Pouly <amaury.pouly@gmail.com>2015-09-11 16:40:19 +0200
commit1cada1f8339d6b5f8506277f80e62aaef77ab774 (patch)
tree8477120e97832d659d2ffc471a8bfde73ad4c36e /utils/regtools/headergen_v1.cpp
parentc8d3638b9ebc24e4766714da1c9f961e350799c6 (diff)
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soc_desc: new version of the desc file format
Fix qeditor to use the old soc_desc_v1. Port hwstub_shell to the new description format. Change-Id: I9fefbff534bfaa5c3603bb3dd8307a2b76e88cfc
Diffstat (limited to 'utils/regtools/headergen_v1.cpp')
-rw-r--r--utils/regtools/headergen_v1.cpp751
1 files changed, 751 insertions, 0 deletions
diff --git a/utils/regtools/headergen_v1.cpp b/utils/regtools/headergen_v1.cpp
new file mode 100644
index 0000000000..7b38366d5d
--- /dev/null
+++ b/utils/regtools/headergen_v1.cpp
@@ -0,0 +1,751 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2013 by Amaury Pouly
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include "soc_desc_v1.hpp"
+#include <stdio.h>
+#include <stdlib.h>
+#include <algorithm>
+#include <map>
+#include <sstream>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <getopt.h>
+
+using namespace soc_desc_v1;
+
+#define HEADERGEN_VERSION "2.1.8"
+
+#define error(...) do{ fprintf(stderr, __VA_ARGS__); exit(1); } while(0)
+
+bool g_gen_selector = false;
+
+std::string g_macro_filename;
+
+std::string g_soc_name;
+std::string g_soc_dev;
+std::string g_soc_reg;
+std::string g_soc_field;
+std::string g_soc_dev_regs_base;
+
+namespace {
+std::string tolower(const std::string s)
+{
+ std::string res = s;
+ std::transform(res.begin(), res.end(), res.begin(), ::tolower);
+ return res;
+}
+
+std::string toupper(const std::string& s)
+{
+ std::string res = s;
+ std::transform(res.begin(), res.end(), res.begin(), ::toupper);
+ return res;
+}
+}
+
+template< typename T >
+std::string to_str(const T& v)
+{
+ std::ostringstream oss;
+ oss << v;
+ return oss.str();
+}
+
+template< typename T >
+std::string to_hex(const T& v)
+{
+ std::ostringstream oss;
+ oss << std::hex << v;
+ return oss.str();
+}
+
+typedef std::pair< std::string, std::string > xml_ver_t;
+
+void fprint_copyright(FILE *f, const std::vector< xml_ver_t >& versions, char const *author)
+{
+ std::ostringstream ver;
+ time_t t = time(NULL);
+ struct tm tm = *localtime(&t);
+
+ for(size_t i = 0; i < versions.size(); i++)
+ ver << " " << versions[i].first << ":" << versions[i].second;
+
+ fprintf(f,"\
+/***************************************************************************\n\
+ * __________ __ ___.\n\
+ * Open \\______ \\ ____ ____ | | _\\_ |__ _______ ___\n\
+ * Source | _// _ \\_/ ___\\| |/ /| __ \\ / _ \\ \\/ /\n\
+ * Jukebox | | ( <_> ) \\___| < | \\_\\ ( <_> > < <\n\
+ * Firmware |____|_ /\\____/ \\___ >__|_ \\|___ /\\____/__/\\_ \\\n\
+ * \\/ \\/ \\/ \\/ \\/\n\
+ * This file was automatically generated by headergen, DO NOT EDIT it.\n\
+ * headergen version: " HEADERGEN_VERSION "\n");
+ if(versions.size() > 0)
+ fprintf(f, " * XML versions:%s\n", ver.str().c_str());
+ fprintf(f,"\
+ *\n\
+ * Copyright (C) ");
+ fprintf(f, "%d by %s\n", 1900+tm.tm_year, author);
+ fprintf(f,"\
+ *\n\
+ * This program is free software; you can redistribute it and/or\n\
+ * modify it under the terms of the GNU General Public License\n\
+ * as published by the Free Software Foundation; either version 2\n\
+ * of the License, or (at your option) any later version.\n\
+ *\n\
+ * This software is distributed on an \"AS IS\" basis, WITHOUT WARRANTY OF ANY\n\
+ * KIND, either express or implied.\n\
+ *\n\
+ ****************************************************************************/\n");
+}
+
+void fprint_copyright(FILE *f, const xml_ver_t& version, char const *author)
+{
+ fprint_copyright(f, std::vector< xml_ver_t >(1, version), author);
+}
+
+void fprint_copyright(FILE *f, char const *author)
+{
+ fprint_copyright(f, std::vector< xml_ver_t >(), author);
+}
+
+void fprint_include_guard_ex(FILE *f, bool begin, const std::string& name)
+{
+ if(begin)
+ {
+ fprintf(f, "#ifndef %s\n", name.c_str());
+ fprintf(f, "#define %s\n", name.c_str());
+ }
+ else
+ fprintf(f, "#endif /* %s */\n", name.c_str());
+}
+
+void fprint_include_guard(FILE *f, bool begin)
+{
+ std::string name = "__HEADERGEN__" + toupper(g_soc_name) + "__" + toupper(g_soc_dev)
+ + "__H__";
+ fprint_include_guard_ex(f, begin, name);
+}
+
+struct limited_column_context_t
+{
+ limited_column_context_t(size_t nr_col = 80)
+ :m_nr_col(nr_col), m_prevent_wordcut(true) {}
+ void set_prefix(const std::string& prefix) { m_prefix = prefix; }
+ void add(const std::string& text)
+ {
+ for(size_t i = 0; i < text.size();)
+ {
+ size_t offset = 0;
+ if(m_cur_line.size() == 0)
+ m_cur_line = m_prefix;
+ size_t len = std::min(text.size() - i, m_nr_col - m_cur_line.size());
+ // prevent word cut
+ if(m_prevent_wordcut && !isspace(text[i + len - 1]) &&
+ i + len < text.size() && !isspace(text[i + len]))
+ {
+ size_t pos = text.find_last_of(" \t\n\v\r\f", i + len - 1);
+ if(pos == std::string::npos || pos < i)
+ len = 0;
+ else
+ len = pos - i + 1;
+ }
+ size_t pos = text.find('\n', i);
+ if(pos != std::string::npos && pos <= i + len)
+ {
+ offset = 1;
+ len = pos - i;
+ }
+ m_cur_line += text.substr(i, len);
+ // len == 0 means we need a new line
+ if(m_cur_line.size() == m_nr_col || len == 0)
+ {
+ m_lines.push_back(m_cur_line);
+ m_cur_line = "";
+ }
+ i += len + offset;
+ }
+ }
+
+ std::string to_string()
+ {
+ std::string str;
+ for(size_t i = 0; i < m_lines.size(); i++)
+ str += m_lines[i] + "\n";
+ if(m_cur_line.size() != 0)
+ str += m_cur_line + "\n";
+ return str;
+ }
+
+ void print(FILE *f)
+ {
+ fprintf(f, "%s", to_string().c_str());
+ }
+
+ std::vector< std::string > m_lines;
+ std::string m_cur_line;
+ std::string m_prefix;
+ size_t m_nr_col;
+ bool m_prevent_wordcut;
+};
+
+struct define_align_context_t
+{
+ define_align_context_t():m_max_name(0) {}
+ void add(const std::string& name, const std::string& val)
+ {
+ m_lines.push_back(std::make_pair(name, val));
+ m_max_name = std::max(m_max_name, name.size());
+ }
+
+ void add_raw(const std::string& line)
+ {
+ m_lines.push_back(std::make_pair("", line));
+ }
+
+ void print(FILE *f)
+ {
+ std::string define = "#define ";
+ size_t align = define.size() + m_max_name + 1;
+ align = ((align + 3) / 4) * 4;
+
+ for(size_t i = 0; i < m_lines.size(); i++)
+ {
+ std::string name = m_lines[i].first;
+ // raw entry ?
+ if(name.size() == 0)
+ {
+ fprintf(f, "%s", m_lines[i].second.c_str());
+ continue;
+ }
+ name.insert(name.end(), align - define.size() - name.size(), ' ');
+ fprintf(f, "%s%s%s\n", define.c_str(), name.c_str(), m_lines[i].second.c_str());
+ }
+ }
+
+ size_t m_max_name;
+ std::vector< std::pair< std::string, std::string > > m_lines;
+};
+
+limited_column_context_t print_description(const std::string& desc, const std::string& prefix)
+{
+ limited_column_context_t ctx;
+ if(desc.size() == 0)
+ return ctx;
+ ctx.set_prefix(prefix);
+ ctx.add(desc);
+ return ctx;
+}
+
+void fprint_description(FILE *f, const std::string& desc, const std::string& prefix)
+{
+ limited_column_context_t ctx = print_description(desc, prefix);
+ ctx.print(f);
+}
+
+void fprint_description(define_align_context_t& ctx, const std::string& desc, const std::string& prefix)
+{
+ limited_column_context_t ctx2 = print_description(desc, prefix);
+ ctx.add_raw(ctx2.to_string());
+}
+
+void gen_soc_field(define_align_context_t& ctx, bool multidev, bool multireg, const soc_reg_field_t& field)
+{
+ if(field.desc.size() != 0)
+ {
+ ctx.add_raw("/* Field: " + field.name + "\n");
+ fprint_description(ctx, "Description: " + field.desc + " */\n", " * ");
+ }
+
+ std::string prefix = g_soc_dev + "_" + g_soc_reg + "_" + g_soc_field;
+ ctx.add("BP_" + prefix, to_str(field.first_bit));
+ ctx.add("BM_" + prefix, "0x" + to_hex(field.bitmask()));
+
+ for(size_t i = 0; i < field.value.size(); i++)
+ ctx.add("BV_" + prefix + "__" + field.value[i].name, "0x" + to_hex(field.value[i].value));
+
+ ctx.add("BF_" + prefix + "(v)", "(((v) << " + to_str(field.first_bit) + ") & 0x" + to_hex(field.bitmask()) + ")");
+
+ if(field.value.size() > 0)
+ ctx.add("BF_" + prefix + "_V(v)", "((BV_" + prefix + "__##v" + " << " + to_str(field.first_bit) + ") & 0x" + to_hex(field.bitmask()) + ")");
+}
+
+void gen_soc_reg(FILE *f, bool multidev, const soc_reg_t& reg, char const *author, char const *hwprefix)
+{
+ bool multireg = reg.addr.size() > 1;
+
+ static const char *suffix[] = {"", "_SET", "_CLR", "_TOG"};
+ bool sct = !!(reg.flags & REG_HAS_SCT);
+
+ // comment generator
+ fprintf(f, "/**\n");
+ fprintf(f, " * Register: %s%s_%s\n", hwprefix, g_soc_dev.c_str(), g_soc_reg.c_str());
+ fprintf(f, " * Address:");
+ if(multireg && reg.formula.type == REG_FORMULA_STRING)
+ {
+ fprintf(f, " %s\n", reg.formula.string.c_str());
+ }
+ else
+ {
+ for(size_t i = 0; i < reg.addr.size(); i++)
+ fprintf(f, " %#x", reg.addr[i].addr);
+ fprintf(f, "\n");
+ }
+ fprintf(f, " * SCT: %s\n", sct ? "yes" : "no");
+ if(reg.desc.size() != 0)
+ fprint_description(f, "Description: " + reg.desc, " * ");
+ fprintf(f, " */\n");
+
+ define_align_context_t ctx;
+
+ if (multireg && reg.formula.type != REG_FORMULA_STRING)
+ {
+ for(int i=0; i < (int)reg.addr.size(); i++)
+ {
+ std::ostringstream name, value;
+ name << hwprefix << g_soc_dev << "_" << reg.addr[i].name;
+ if (multidev)
+ {
+ name << "(d)";
+ }
+ value << "(*(volatile unsigned long *)(" << g_soc_dev_regs_base;
+ if (multidev)
+ {
+ value << "(d)";
+ }
+ value << " + 0x" << std::hex << reg.addr[i].addr << "))";
+
+ ctx.add(name.str(), value.str());
+ }
+ }
+ else
+ {
+ for(int i = 0; i < (sct ? 4 : 1); i++)
+ {
+ std::ostringstream name;
+ name << hwprefix << g_soc_dev << "_" << g_soc_reg << suffix[i];
+ if(multidev || multireg)
+ {
+ name << "(";
+ if(multidev)
+ name << "d";
+ if(multidev && multireg)
+ name << ",";
+ if(multireg)
+ name << "n";
+ name << ")";
+ }
+ std::ostringstream value;
+ value << "(*(volatile unsigned long *)(" << g_soc_dev_regs_base;
+ if(multidev)
+ value << "(d)";
+ value << " + ";
+ if(multireg)
+ {
+ std::string formula = reg.formula.string.c_str();
+ size_t pos = formula.find("n");
+ while(pos != std::string::npos)
+ {
+ formula.replace(pos, 1, "(n)");
+ pos = formula.find("n", pos + 2);
+ }
+ value << formula;
+ }
+ else
+ value << "0x" << std::hex << reg.addr[0].addr;
+
+ if(sct)
+ value << " + 0x" << std::hex << (i * 4);
+ value << "))";
+
+ ctx.add(name.str(), value.str());
+ }
+ }
+
+ for(size_t i = 0; i < reg.field.size(); i++)
+ {
+ g_soc_field = reg.field[i].name;
+ gen_soc_field(ctx, multidev, multireg, reg.field[i]);
+ }
+
+ ctx.print(f);
+
+ fprintf(f, "\n");
+}
+
+void gen_soc_dev_header(const std::string& filename, const xml_ver_t& ver, const soc_dev_t& dev,
+ char const *author, char const *hwprefix)
+{
+ /*
+ printf("Generate headers for soc %s, dev %s: use file %s\n", g_soc_name.c_str(),
+ g_soc_dev.c_str(), filename.c_str());
+ */
+ FILE *f = fopen(filename.c_str(), "w");
+ if(f == NULL)
+ {
+ printf("Cannot open %s for writing: %m\n", filename.c_str());
+ return;
+ }
+ fprint_copyright(f, ver, author);
+ fprint_include_guard(f, true);
+ if(g_macro_filename.size() > 0)
+ fprintf(f, "#include \"%s\"\n", g_macro_filename.c_str());
+
+ /* print base */
+ fprintf(f, "\n");
+ g_soc_dev_regs_base = "REGS_" + g_soc_dev + "_BASE";
+ fprintf(f, "#define %s", g_soc_dev_regs_base.c_str());
+
+ if(dev.addr.size() > 1)
+ fprintf(f, "(i)");
+ fprintf(f, " (");
+
+ for(size_t i = 0; i < dev.addr.size() - 1; i++)
+ fprintf(f, "(i) == %d ? %#x : ", (int)i + 1, dev.addr[i].addr);
+
+ fprintf(f, "%#x)\n", dev.addr[dev.addr.size() - 1].addr);
+
+ fprintf(f, "\n");
+
+ /* print version */
+ fprintf(f, "#define REGS_%s_VERSION \"%s\"\n\n", g_soc_dev.c_str(), dev.version.c_str());
+
+ for(size_t i = 0; i < dev.reg.size(); i++)
+ {
+ g_soc_reg = dev.reg[i].name;
+ gen_soc_reg(f, dev.addr.size() > 1, dev.reg[i], author, hwprefix);
+ }
+
+ fprint_include_guard(f, false);
+ fclose(f);
+}
+
+void gen_soc_headers(const std::string& prefix, const soc_t& soc, char const *author, char const *hwprefix)
+{
+ printf("Generate headers for soc %s: use directory %s\n", soc.name.c_str(),
+ prefix.c_str());
+ mkdir(prefix.c_str(), 0770);
+
+ for(size_t i = 0; i < soc.dev.size(); i++)
+ {
+ g_soc_dev = soc.dev[i].name;
+ xml_ver_t ver(soc.name, soc.dev[i].version);
+ gen_soc_dev_header(prefix + "/regs-" + tolower(g_soc_dev.c_str()) + ".h", ver, soc.dev[i], author, hwprefix);
+ }
+}
+
+void gen_headers(const std::string& prefix, const std::vector< soc_t >& socs, char const *author, char const *hwprefix)
+{
+ for(size_t i = 0; i < socs.size(); i++)
+ {
+ g_soc_name = socs[i].name;
+ std::string dir = prefix;
+ if(g_gen_selector)
+ dir += "/" + socs[i].name;
+ gen_soc_headers(dir, socs[i], author, hwprefix);
+ }
+}
+
+typedef std::map< std::string, std::vector< std::pair< size_t, size_t > > > general_dev_list_t;
+general_dev_list_t build_general_dev_list(const std::vector< soc_t >& socs)
+{
+ general_dev_list_t map;
+ for(size_t i = 0; i < socs.size(); i++)
+ {
+ for(size_t j = 0; j < socs[i].dev.size(); j++)
+ map[tolower(socs[i].dev[j].name)].push_back(std::make_pair(i,j));
+ }
+ return map;
+}
+
+void gen_select_header(const std::string& filename, const std::string& dev,
+ const std::vector< std::string >& socs, const std::vector< xml_ver_t >& ver, char const *author)
+{
+ std::string guard = "__SELECT__" + toupper(dev) + "__H__";
+ FILE *f = fopen(filename.c_str(), "w");
+ if(f == NULL)
+ error("Cannot open file %s\n", filename.c_str());
+ fprint_copyright(f, ver, author);
+ fprint_include_guard_ex(f, true, guard);
+ if(g_macro_filename.size() > 0)
+ fprintf(f, "#include \"%s\"\n", g_macro_filename.c_str());
+ fprintf(f, "\n");
+
+ for(size_t i = 0; i < socs.size(); i++)
+ {
+ fprintf(f, "#define %s_INCLUDE \"%s/regs-%s.h\"\n",
+ toupper(socs[i]).c_str(), tolower(socs[i]).c_str(),
+ tolower(dev).c_str());
+ }
+ fprintf(f, "\n#include \"regs-select.h\"\n\n");
+ for(size_t i = 0; i < socs.size(); i++)
+ {
+ fprintf(f, "#undef %s_INCLUDE\n", toupper(socs[i]).c_str());
+ }
+ fprintf(f, "\n");
+ fprint_include_guard_ex(f, false, guard);
+ fclose(f);
+}
+
+void gen_selectors(const std::string& prefix, const std::vector< soc_t >& socs, char const *author)
+{
+ printf("Generate select headers: use directory %s\n", prefix.c_str());
+ general_dev_list_t map = build_general_dev_list(socs);
+ for(general_dev_list_t::iterator it = map.begin(); it != map.end(); ++it)
+ {
+ std::vector< xml_ver_t > ver;
+ std::vector< std::string > names;
+ for(size_t i = 0; i < it->second.size(); i++)
+ {
+ size_t soc_nr = it->second[i].first;
+ size_t dev_in_soc_nr = it->second[i].second;
+ ver.push_back(std::make_pair(socs[soc_nr].name, socs[soc_nr].dev[dev_in_soc_nr].version));
+ names.push_back(socs[soc_nr].name);
+ }
+ gen_select_header(prefix + "/regs-" + it->first + ".h", it->first, names, ver, author);
+ }
+}
+
+void gen_macro_list(FILE *f, const std::string& prefix, int count, int nr_digits,
+ const std::string& sep, int max_per_line = 1000, const std::string& align = "")
+{
+ for(int i = 1; i <= count;)
+ {
+ for(int j = i; j <= std::min(count, i + max_per_line - 1); j++)
+ {
+ fprintf(f, "%s%0*d", prefix.c_str(), nr_digits, j);
+ if(j < count)
+ fprintf(f, "%s", sep.c_str());
+ }
+ i += max_per_line;
+ if(i <= count)
+ fprintf(f, "\\\n%s", align.c_str());
+ }
+}
+
+void gen_macro(const std::string& filename, bool variadic, char const *author, char const *hwprefix)
+{
+ printf("Generate %smacro header: use %s\n", variadic ? "": "non-variadic ",
+ filename.c_str());
+ std::string guard = "__REGS__MACRO__H__";
+ FILE *f = fopen(filename.c_str(), "w");
+ if(f == NULL)
+ error("Cannot open file %s\n", filename.c_str());
+ fprint_copyright(f, author);
+ fprint_include_guard_ex(f, true, guard);
+ fprintf(f, "\n");
+
+#define REG_WRITE "REG_WRITE"
+ fprintf(f, "#ifndef %s\n", REG_WRITE);
+ fprintf(f, "#define %s(var,value) ((var) = (value))\n", REG_WRITE);
+ fprintf(f, "#endif /* %s */\n", REG_WRITE);
+ fprintf(f, "\n");
+
+#define REG_READ "REG_READ"
+ fprintf(f, "#ifndef %s\n", REG_READ);
+ fprintf(f, "#define %s(var) (var)\n", REG_READ);
+ fprintf(f, "#endif /* %s */\n", REG_READ);
+ fprintf(f, "\n");
+
+ const int MAX_NARGS = 32;
+
+ fprintf(f, "\
+#define BF_SET(reg, field) "REG_WRITE"(%1$s##reg##_SET, BM_##reg##_##field)\n\
+#define BF_CLR(reg, field) "REG_WRITE"(%1$s##reg##_CLR, BM_##reg##_##field)\n\
+#define BF_TOG(reg, field) "REG_WRITE"(%1$s##reg##_TOG, BM_##reg##_##field)\n\
+\n\
+#define BF_SETV(reg, field, v) "REG_WRITE"(%1$s##reg##_SET, BF_##reg##_##field(v))\n\
+#define BF_CLRV(reg, field, v) "REG_WRITE"(%1$s##reg##_CLR, BF_##reg##_##field(v))\n\
+#define BF_TOGV(reg, field, v) "REG_WRITE"(%1$s##reg##_TOG, BF_##reg##_##field(v))\n\
+\n\
+#define BF_RDX(val, reg, field) (("REG_READ"(val) & BM_##reg##_##field) >> BP_##reg##_##field)\n\
+#define BF_RD(reg, field) BF_RDX("REG_READ"(%1$s##reg), reg, field)\n\
+#define BF_WRX(val, reg, field, v) "REG_WRITE"(val, ("REG_READ"(val) & ~BM_##reg##_##field) | (((v) << BP_##reg##_##field) & BM_##reg##_##field))\n\
+#define BF_WR(reg, field, v) BF_WRX(%1$s##reg, reg, field, v)\n\
+#define BF_WR_V(reg, field, sy) BF_WR(reg, field, BV_##reg##_##field##__##sy)\n\
+#define BF_WR_VX(val, reg, field, sy) BF_WRX(val, reg, field, BV_##reg##_##field##__##sy)\n\
+\n\
+#define BF_SETn(reg, n, field) "REG_WRITE"(%1$s##reg##_SET(n), BM_##reg##_##field)\n\
+#define BF_CLRn(reg, n, field) "REG_WRITE"(%1$s##reg##_CLR(n), BM_##reg##_##field)\n\
+#define BF_TOGn(reg, n, field) "REG_WRITE"(%1$s##reg##_TOG(n), BM_##reg##_##field)\n\
+\n\
+#define BF_SETVn(reg, n, field, v) "REG_WRITE"(%1$s##reg##_SET(n), BF_##reg##_##field(v))\n\
+#define BF_CLRVn(reg, n, field, v) "REG_WRITE"(%1$s##reg##_CLR(n), BF_##reg##_##field(v))\n\
+#define BF_TOGVn(reg, n, field, v) "REG_WRITE"(%1$s##reg##_TOG(n), BF_##reg##_##field(v))\n\
+\n\
+#define BF_RDn(reg, n, field) BF_RDX(%1$s##reg(n), reg, field)\n\
+#define BF_WRn(reg, n, field, v) BF_WRX(%1$s##reg(n), reg, field, v)\n\
+#define BF_WRn_V(reg, n, field, sy) BF_WRn(reg, n, field, BV_##reg##_##field##__##sy)\n\
+\n", hwprefix);
+
+ for(int nargs = 1; nargs <= MAX_NARGS; nargs++)
+ {
+ fprintf(f, "#define BM_OR%d(reg, ", nargs);
+ gen_macro_list(f, "f", nargs, 2, ", ", 10, " ");
+ fprintf(f, ") \\\n (");
+ gen_macro_list(f, "BM_##reg##_##f", nargs, 2, " | ", 4, " ");
+ fprintf(f, ")\n");
+ }
+ fprintf(f, "\n");
+
+ for(int nargs = 1; nargs <= MAX_NARGS; nargs++)
+ {
+ fprintf(f, "#define BF_OR%d(reg, ", nargs);
+ gen_macro_list(f, "f", nargs, 2, ", ", 10, " ");
+ fprintf(f, ") \\\n (");
+ gen_macro_list(f, "BF_##reg##_##f", nargs, 2, " | ", 4, " ");
+ fprintf(f, ")\n");
+ }
+ fprintf(f, "\n");
+
+ if(variadic)
+ {
+ fprintf(f, "#define REG_NARG(...) REG_NARGS_(__VA_ARGS__");
+ for(int i = MAX_NARGS; i >= 1; i--)
+ fprintf(f, ", %d", i);
+ fprintf(f, ")\n");
+ fprintf(f, "#define REG_NARGS_(");
+ gen_macro_list(f, "_", MAX_NARGS, 1, ", ");
+ fprintf(f, ", N, ...) N\n\n");
+
+ fprintf(f, "#define REG_VARIADIC(macro, reg, ...) REG_VARIADIC_(macro, REG_NARG(__VA_ARGS__), reg, __VA_ARGS__)\n");
+ fprintf(f, "#define REG_VARIADIC_(macro, cnt, reg, ...) REG_VARIADIC__(macro, cnt, reg, __VA_ARGS__)\n");
+ fprintf(f, "#define REG_VARIADIC__(macro, cnt, reg, ...) REG_VARIADIC___(macro##cnt, reg, __VA_ARGS__)\n");
+ fprintf(f, "#define REG_VARIADIC___(macro, reg, ...) macro(reg, __VA_ARGS__)\n\n");
+
+ fprintf(f, "#define BM_OR(reg, ...) REG_VARIADIC(BM_OR, reg, __VA_ARGS__)\n");
+ fprintf(f, "#define BF_OR(reg, ...) REG_VARIADIC(BF_OR, reg, __VA_ARGS__)\n");
+ }
+
+ fprint_include_guard_ex(f, false, guard);
+ fclose(f);
+}
+
+void usage()
+{
+ printf("usage: headergen [options] <desc files...> <output directory>\n");
+ printf("options:\n");
+ printf(" -?/--help Dispaly this help\n");
+ printf(" -s/--selector Always produce selector files\n");
+ printf(" -m/--no-macro Do not generate a macro file with helpers\n");
+ printf(" -i/--no-include Do not include the macro file in the headers\n");
+ printf(" -v/--no-variadic Do not generate variadic macros\n");
+ printf(" -p/--reg-prefix \"prefix\" Prefix register names\n");
+ printf(" -a/--author \"Author\" Set author name in preamble\n");
+ printf("\n");
+ printf("Default option is to generate a macro file with variadic macros.\n");
+ printf("Default option is to include the macro file in the headers.\n");
+ printf("Default option is to generate selector files only for two or more socs.\n");
+ printf("Default option is to create one subdirectory per soc, except if no\n");
+ printf("selector files are needed. The subdirectories will be created if necessary.\n");
+ printf("Default option is to not prefix register names\n");
+ printf("Default option is \"Unknown Author\" for author in preamble\n");
+ exit(1);
+}
+
+int main(int argc, char **argv)
+{
+ bool force_selector = false;
+ bool no_variadic = false;
+ bool no_macro = false;
+ bool no_include = false;
+ char const *author = "Unknown Author";
+ char const *hwprefix = "";
+
+ if(argc <= 1)
+ usage();
+
+ while(1)
+ {
+ static struct option long_options[] =
+ {
+ {"help", no_argument, 0, '?'},
+ {"selector", no_argument, 0, 's'},
+ {"no-macro", no_argument, 0, 'm'},
+ {"no-include", no_argument, 0, 'i'},
+ {"no-variadic", no_argument, 0, 'v'},
+ {"reg-prefix", required_argument, 0, 'p'},
+ {"author", required_argument, 0, 'a'},
+ {0, 0, 0, 0}
+ };
+
+ int c = getopt_long(argc, argv, "?smivp:a:", long_options, NULL);
+ if(c == -1)
+ break;
+ switch(c)
+ {
+ case -1:
+ break;
+ case '?':
+ usage();
+ break;
+ case 's':
+ force_selector = true;
+ break;
+ case 'm':
+ no_macro = true;
+ break;
+ case 'i':
+ no_include = true;
+ break;
+ case 'v':
+ no_variadic = true;
+ break;
+ case 'a' :
+ author = optarg;
+ break;
+ case 'p' :
+ hwprefix = optarg;
+ break;
+ default:
+ abort();
+ }
+ }
+
+ std::vector< soc_t > socs;
+ for(int i = optind; i < argc - 1; i++)
+ {
+ soc_t s;
+ if(!parse_xml(argv[i], s))
+ {
+ printf("Cannot parse %s\n", argv[i]);
+ return 1;
+ }
+ socs.push_back(s);
+ }
+
+ g_gen_selector = force_selector || socs.size() > 1;
+
+ if(!no_macro)
+ {
+ g_macro_filename = std::string(argv[argc - 1]) + "/regs-macro.h";
+ gen_macro(g_macro_filename, !no_variadic, author, hwprefix);
+ g_macro_filename = "regs-macro.h";
+ if(no_include)
+ g_macro_filename.clear();
+ }
+ if(g_gen_selector)
+ {
+ gen_selectors(argv[argc - 1], socs, author);
+ g_macro_filename.clear();
+ }
+ gen_headers(argv[argc - 1], socs, author, hwprefix);
+ return 0;
+}