From 07116d93a009343081bb9c5b468e67f3b1a24f69 Mon Sep 17 00:00:00 2001
From: Joerg Wunsch <j@uriah.heep.sax.de>
Date: Tue, 2 Apr 2024 23:43:03 +0200
Subject: [PATCH] Provide access to the fuse/lock bit configuration table

Synthesize a Python list, consisting of the individual table entries
as a dictionary. The dictionary, in turn, contains a table with the
individual values.

Quiet complex.
---
 src/libavrdude.i       | 72 ++++++++++++++++++++++++++++++++++++++++++
 src/python/swigtest.py |  2 ++
 2 files changed, 74 insertions(+)

diff --git a/src/libavrdude.i b/src/libavrdude.i
index 7eef7def..aa150f60 100644
--- a/src/libavrdude.i
+++ b/src/libavrdude.i
@@ -163,6 +163,73 @@ const char *ldata_string(LNODEID p) {
   return (const char *)ldata(p);
 }
 
+PyObject *get_config_table(const char *name) {
+  int idx = upidxname(name);
+  if (idx == -1)
+    return Py_None;
+
+  const uPcore_t *up = uP_table + idx;
+  int nitems = up->nconfigs;
+
+  // found: construct a list object
+  PyObject *list = PyList_New(nitems);
+
+  if (list == NULL) {
+    return NULL;
+  }
+
+  // now, add list elements
+  const Configitem_t *cfg = up->cfgtable;
+
+  for (int i = 0; i < nitems; i++) {
+    PyObject* dict = PyDict_New();
+    if (dict == NULL) {
+      return NULL;
+    }
+    PyDict_SetItem(dict, PyUnicode_FromString("name"),
+                   PyUnicode_FromString(cfg->name));
+    int nvalues = cfg->nvalues;
+    PyObject *vlist = PyList_New(nvalues);
+    if (vlist == NULL) {
+      return NULL;
+    }
+    for (int j = 0; j < nvalues; j++) {
+      PyObject* vdict = PyDict_New();
+      if (vdict == NULL) {
+        return NULL;
+      }
+      PyDict_SetItem(vdict, PyUnicode_FromString("value"),
+                     PyLong_FromLong(cfg->vlist[j].value));
+      PyDict_SetItem(vdict, PyUnicode_FromString("label"),
+                     PyUnicode_FromString(cfg->vlist[j].label));
+      PyDict_SetItem(vdict, PyUnicode_FromString("vcomment"),
+                     PyUnicode_FromString(cfg->vlist[j].vcomment));
+
+      PyList_SetItem(vlist, j, vdict);
+    }
+    PyDict_SetItem(dict, PyUnicode_FromString("vlist"),
+                   vlist);
+    PyDict_SetItem(dict, PyUnicode_FromString("memstr"),
+                   PyUnicode_FromString(cfg->memstr));
+    PyDict_SetItem(dict, PyUnicode_FromString("memoffset"),
+                   PyLong_FromLong(cfg->memoffset));
+    PyDict_SetItem(dict, PyUnicode_FromString("mask"),
+                   PyLong_FromLong(cfg->mask));
+    PyDict_SetItem(dict, PyUnicode_FromString("lsh"),
+                   PyLong_FromLong(cfg->lsh));
+    PyDict_SetItem(dict, PyUnicode_FromString("initval"),
+                   PyLong_FromLong(cfg->initval));
+    PyDict_SetItem(dict, PyUnicode_FromString("ccomment"),
+                   PyUnicode_FromString(cfg->ccomment));
+
+    PyList_SetItem(list, i, dict);
+
+    cfg++;
+  }
+
+  return list;
+}
+
 %}
 
 // globals from above are mapped to Python
@@ -638,4 +705,9 @@ int fileio_fmt_autodetect(const char *fname);
 int fileio(int oprwv, const char *filename, FILEFMT format,
   const AVRPART *p, const char *memstr, int size);
 
+// avrintel stuff - configuration values for various AVRs
+
+%feature("autodoc", "get_config_table(name: str) -> list") get_config_table;
+PyObject *get_config_table(const char *name);
+
 %feature("autodoc", "1");
diff --git a/src/python/swigtest.py b/src/python/swigtest.py
index 9366d7ef..4b40e0c6 100644
--- a/src/python/swigtest.py
+++ b/src/python/swigtest.py
@@ -23,6 +23,8 @@
 
 # ad.fileio(ad.FIO_WRITE, "test.hex", ad.fileio_format("i"), p, "flash", -1)
 
+# cfg=ad.get_config_table('atmega128')
+
 # 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