docs: 'Internals' updated

Author: rodrigomelo9

docs/internals.rst

@@ -1,72 +1,78 @@
 Internals
 =========
 
-Underlying tool steps
----------------------
+Underlying steps
+----------------
 
 .. code-block::
 
-    create project
-    config project
-    part
-    precfg (hook)
-    params
-    defines
-    includes
-    files
-    top
-    postcfg (hook)
-    close project
+   project creation [options]
+   project configuration
+   part
+   precfg hook
+   params
+   defines
+   includes
+   files [options]
+   top
+   postcfg hook
+   project close
 
-    open project
-    presyn (hook)
-    synthesis
-    postsyn (hook)
-    prepar (hook)
-    place_and_route
-    postpar (hook)
-    prebit (hook)
-    bitstream
-    postbit (hook)
-    close project
+   project open
+   presyn hook
+   synthesis [options]
+   postsyn hook
+   prepar hook
+   place_and_route [options]
+   postpar hook
+   prebit hook
+   bitstream [options]
+   postbit hook
+   project close
 
 Internal data structure
 -----------------------
 
 .. code-block::
 
-    data = {
-        'part': 'PARTNAME',
-        'includes': ['DIR1', 'DIR2', 'DIR3'],
-        'files': {
-            'FILE1': {'hdl': 'vhdl', 'lib': 'LIB1', 'opt': 'OPTS'},
-            'FILE2': {'hdl': 'vlog', 'opt': 'OPTS'},
-            'FILE3': {'hdl': 'slog', 'opt': 'OPTS'}
-        },
-        'top': 'TOPNAME',
-        'constraints': {
-            'FILE1': {'opt': 'OPTS'},
-            'FILE2': {'opt': 'OPTS'},
-            'FILE3': {'opt': 'OPTS'}
-        },
-        'params': {
-            'PAR1': 'VAL1',
-            'PAR2': 'VAL2',
-            'PAR3': 'VAL3'
-        },
-        'defines': {
-            'DEF1': 'VAL1',
-            'DEF2': 'VAL2',
-            'DEF3': 'VAL3'
-        },
-        'hooks': {
-            'precfg': ['CMD1', 'CMD2'],
-            'postcfg': ['CMD1', 'CMD2'],
-            'presyn': ['CMD1', 'CMD2'],
-            'postsyn': ['CMD1', 'CMD2'],
-            'prepar': ['CMD1', 'CMD2'],
-            'postpar': ['CMD1', 'CMD2'],
-            'prebit': ['CMD1', 'CMD2'],
-            'postbit': ['CMD1', 'CMD2']
-        }
-    }
+   data = {
+       'part': 'PARTNAME',
+       'includes': ['DIR1', 'DIR2', 'DIR3'],
+       'files': {
+           'FILE1': {'hdl': 'vhdl', 'lib': 'LIB1', 'opt': 'OPTS'},
+           'FILE2': {'hdl': 'vlog', 'opt': 'OPTS'},
+           'FILE3': {'hdl': 'slog', 'opt': 'OPTS'}
+       },
+       'top': 'TOPNAME',
+       'constraints': {
+           'FILE1': {'opt': 'OPTS'},
+           'FILE2': {'opt': 'OPTS'},
+           'FILE3': {'opt': 'OPTS'}
+       },
+       'params': {
+           'PAR1': 'VAL1',
+           'PAR2': 'VAL2',
+           'PAR3': 'VAL3'
+       },
+       'defines': {
+           'DEF1': 'VAL1',
+           'DEF2': 'VAL2',
+           'DEF3': 'VAL3'
+       },
+       'hooks': {
+           'precfg': ['CMD1', 'CMD2'],
+           'postcfg': ['CMD1', 'CMD2'],
+           'presyn': ['CMD1', 'CMD2'],
+           'postsyn': ['CMD1', 'CMD2'],
+           'prepar': ['CMD1', 'CMD2'],
+           'postpar': ['CMD1', 'CMD2'],
+           'prebit': ['CMD1', 'CMD2'],
+           'postbit': ['CMD1', 'CMD2']
+       },
+       'options': {
+           'prj': 'OPTS',
+           'syn': 'OPTS',
+           'pre': 'OPTS',
+           'pre': 'OPTS'
+       }
+   }