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-rw-r--r--utils/regtools/headergen.cpp274
1 files changed, 274 insertions, 0 deletions
diff --git a/utils/regtools/headergen.cpp b/utils/regtools/headergen.cpp
new file mode 100644
index 0000000000..b6905363d8
--- /dev/null
+++ b/utils/regtools/headergen.cpp
@@ -0,0 +1,274 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2002 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 "desc_parser.hpp"
+#include <stdio.h>
+#include <stdlib.h>
+#include <algorithm>
+#include <map>
+
+#define error(...) do{ fprintf(stderr, __VA_ARGS__); exit(1); } while(0)
+
+std::string g_soc_name;
+std::string g_soc_dev;
+std::string g_soc_reg;
+std::string g_soc_dev_regs_base;
+std::string g_soc_dev_reg_core_name;
+
+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;
+}
+
+}
+
+void fprint_copyright(FILE *f)
+{
+ 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\
+ *\n\
+ * Copyright (C) 2012 by Amaury Pouly\n\
+ *\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_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());
+ fprintf(f, "\n#include \"imx233.h\"\n");
+ }
+ else
+ fprintf(f, "#endif /* %s */\n", name.c_str());
+}
+
+void fprint_include_guard(FILE *f, bool begin)
+{
+ std::string name = "__" + toupper(g_soc_name) + "__" + toupper(g_soc_dev)
+ + "__H__";
+ fprint_include_guard_ex(f, begin, name);
+}
+
+void fprint_fields(FILE *f, const std::vector< soc_reg_field_t >& fields)
+{
+ for(size_t i = 0; i < fields.size(); i++)
+ {
+ fprintf(f, "#define BM_%s_%s %#x\n", g_soc_dev_reg_core_name.c_str(),
+ fields[i].name.c_str(), fields[i].bitmask());
+ fprintf(f, "#define BP_%s_%s %d\n", g_soc_dev_reg_core_name.c_str(),
+ fields[i].name.c_str(), fields[i].first_bit);
+ fprintf(f, "#define BF_%s_%s(v) (((v) << %d) & %#x)\n",
+ g_soc_dev_reg_core_name.c_str(), fields[i].name.c_str(),
+ fields[i].first_bit, fields[i].bitmask());
+ if(fields[i].values.size() > 0)
+ {
+ fprintf(f, "#define BF_%s_%s_V(sym) ((BV_%s_%s__##sym << %d) & %#x)\n",
+ g_soc_dev_reg_core_name.c_str(), fields[i].name.c_str(),
+ g_soc_dev_reg_core_name.c_str(), fields[i].name.c_str(),
+ fields[i].first_bit, fields[i].bitmask());
+ }
+ for(size_t j = 0; j < fields[i].values.size(); j++)
+ {
+ fprintf(f, "#define BV_%s_%s__%s %#x\n", g_soc_dev_reg_core_name.c_str(),
+ fields[i].name.c_str(), fields[i].values[j].name.c_str(),
+ fields[i].values[j].value);
+ }
+ }
+}
+
+void fprint_reg(FILE *f, const soc_reg_t& reg)
+{
+ g_soc_dev_reg_core_name = toupper(g_soc_dev) + "_" + toupper(reg.name);
+
+ fprintf(f, "#define RA_%s %#x\n", g_soc_dev_reg_core_name.c_str(), reg.addr);
+ fprintf(f, "#define HW_%s HW_REG(%s, %s)\n", g_soc_dev_reg_core_name.c_str(),
+ toupper(g_soc_dev).c_str(), toupper(reg.name).c_str());
+ if(reg.flags & REG_HAS_SCT)
+ {
+ fprintf(f, "#define HW_%s_SET HW_SET(%s, %s)\n", g_soc_dev_reg_core_name.c_str(),
+ toupper(g_soc_dev).c_str(), toupper(reg.name).c_str());
+ fprintf(f, "#define HW_%s_CLR HW_CLR(%s, %s)\n", g_soc_dev_reg_core_name.c_str(),
+ toupper(g_soc_dev).c_str(), toupper(reg.name).c_str());
+ fprintf(f, "#define HW_%s_TOG HW_TOG(%s, %s)\n", g_soc_dev_reg_core_name.c_str(),
+ toupper(g_soc_dev).c_str(), toupper(reg.name).c_str());
+ }
+ fprint_fields(f, reg.fields);
+ fprintf(f, "\n");
+}
+
+void fprint_mreg(FILE *f, const soc_multireg_t& mreg)
+{
+}
+
+void gen_dev_header(const std::string& filename, const soc_dev_t& dev)
+{
+ g_soc_dev = dev.name;
+ printf(" Generate header for device %s: write to %s\n", dev.name.c_str(),
+ filename.c_str());
+ FILE *f = fopen(filename.c_str(), "w");
+ if(f == NULL)
+ error("Cannot open file %s\n", filename.c_str());
+ fprint_copyright(f);
+ fprint_include_guard(f, true);
+ fprintf(f, "\n");
+ g_soc_dev_regs_base = "RB_" + toupper(dev.name);
+ fprintf(f, "#define %s %#x\n", g_soc_dev_regs_base.c_str(), dev.addr);
+ fprintf(f, "\n");
+
+ for(size_t i = 0; i < dev.regs.size(); i++)
+ fprint_reg(f, dev.regs[i]);
+ for(size_t i = 0; i < dev.multiregs.size(); i++)
+ fprint_mreg(f, dev.multiregs[i]);
+
+ fprint_include_guard(f, false);
+ fclose(f);
+}
+
+void gen_mdev_header(const std::string& filename, const soc_multidev_t& dev)
+{
+ g_soc_dev = dev.name;
+ printf(" Generate header for multi device %s: write to %s\n", dev.name.c_str(),
+ filename.c_str());
+}
+
+void gen_soc_headers(const std::string& prefix, const soc_t& soc)
+{
+ printf("Generate headers for soc %s: use directory %s (must exists)\n", soc.desc.c_str(),
+ prefix.c_str());
+ for(size_t i = 0; i < soc.devs.size(); i++)
+ {
+ std::string name = soc.devs[i].name;
+ name = tolower(name);
+ gen_dev_header(prefix + "/regs-" + name + ".h", soc.devs[i]);
+ }
+ for(size_t i = 0; i < soc.multidevs.size(); i++)
+ {
+ std::string name = soc.multidevs[i].name;
+ name = tolower(name);
+ gen_mdev_header(prefix + "/regs-" + name + ".h", soc.multidevs[i]);
+ }
+}
+
+void gen_headers(const std::string& prefix, const std::vector< soc_t >& socs)
+{
+ for(size_t i = 0; i < socs.size(); i++)
+ {
+ g_soc_name = socs[i].name;
+ gen_soc_headers(prefix + "/" + socs[i].name, socs[i]);
+ }
+}
+
+typedef std::map< std::string, std::vector< std::string > > 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].devs.size(); j++)
+ map[tolower(socs[i].devs[j].name)].push_back(socs[i].name);
+ for(size_t j = 0; j < socs[i].multidevs.size(); j++)
+ map[tolower(socs[i].multidevs[j].name)].push_back(socs[i].name);
+ }
+ return map;
+}
+
+void gen_select_header(const std::string& filename, const std::string& dev,
+ const std::vector< std::string >& socs)
+{
+ printf("Generate select header for device %s: write to %s\n", dev.c_str(),
+ filename.c_str());
+
+ 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);
+ fprint_include_guard_ex(f, true, guard);
+ 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)
+{
+ general_dev_list_t map = build_general_dev_list(socs);
+ for(general_dev_list_t::iterator it = map.begin(); it != map.end(); ++it)
+ gen_select_header(prefix + "/regs-" + it->first + ".h", it->first, it->second);
+}
+
+void usage()
+{
+ printf("usage: headergen <desc file> <output prefix>\n");
+ exit(1);
+}
+
+int main(int argc, char **argv)
+{
+ if(argc != 3)
+ usage();
+ std::vector< soc_t > socs;
+ bool ret = parse_soc_desc(argv[1], socs);
+ printf("parse result: %d\n", ret);
+ if(!ret) return 1;
+ gen_headers(argv[2], socs);
+ gen_selectors(argv[2], socs);
+ return 0;
+} \ No newline at end of file
generated by cgit (git 2.34.1) at 2023-04-02 11:06:13 +0000