# HG changeset patch
# User Hollis Blanchard <hollisb@xxxxxxxxxx>
# Node ID 7a77cf4a7428fff092aa94226ed29a6e333c56e7
# Parent 6eccd4911e6c084bcc3d8bc1de8bbdb6e343f132
[XEND][POWERPC] nicely display flat device tree
Signed-off-by: Hollis Blanchard <hollisb@xxxxxxxxxx>
---
tools/python/xen/xend/FlatDeviceTree.py | 35 ++++++++++++++++++++++++++++++++
1 files changed, 35 insertions(+)
diff -r 6eccd4911e6c -r 7a77cf4a7428 tools/python/xen/xend/FlatDeviceTree.py
--- a/tools/python/xen/xend/FlatDeviceTree.py Tue Aug 22 11:17:09 2006 -0400
+++ b/tools/python/xen/xend/FlatDeviceTree.py Tue Aug 22 14:43:22 2006 -0500
@@ -20,6 +20,7 @@ import os
import os
import sys
import struct
+import re
_OF_DT_HEADER = 0xd00dfeed
_OF_DT_BEGIN_NODE = 0x1
@@ -50,12 +51,40 @@ def _pad(buf, alignment):
# not present in Python 2.3:
#return buf.ljust(_padlen, '\0')
+def _indent(item):
+ indented = []
+ for line in str(item).splitlines(True):
+ indented.append(' ' + line)
+ return ''.join(indented)
+
class _Property:
+ _nonprint = re.compile('[\000-\037\200-\377]')
def __init__(self, node, name, value):
self.node = node
self.value = value
self.name = name
self.node.tree.stradd(name)
+
+ def __str__(self):
+ result = self.name
+ if self.value:
+ searchtext = self.value
+ # it's ok for a string to end in NULL
+ if searchtext.find('\000') == len(searchtext)-1:
+ searchtext = searchtext[:-1]
+ m = self._nonprint.search(searchtext)
+ if m:
+ bytes = struct.unpack("B" * len(self.value), self.value)
+ hexbytes = [ '%02x' % b for b in bytes ]
+ words = []
+ for i in range(0, len(self.value), 4):
+ words.append(''.join(hexbytes[i:i+4]))
+ v = '<' + ' '.join(words) + '>'
+ else:
+ v = '"%s"' % self.value
+ result += ': ' + v
+ return result
+
def to_bin(self):
offset = self.node.tree.stroffset(self.name)
return struct.pack('>III', _OF_DT_PROP, len(self.value), offset) \
@@ -68,6 +97,12 @@ class _Node:
self.props = {}
self.children = {}
self.phandle = 0
+
+ def __str__(self):
+ propstrs = [ _indent(prop) for prop in self.props.values() ]
+ childstrs = [ _indent(child) for child in self.children.values() ]
+ return '%s:\n%s\n%s' % (self.name, '\n'.join(propstrs),
+ '\n'.join(childstrs))
def to_bin(self):
name = _pad(self.name + '\0', 4)
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