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dtoc: Move the output code into its own function

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The code to generate the tables is quite long. Move the node-output code
into its own function.

Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-by: Kever Yang <kever.yang@rock-chips.com>
This commit is contained in:
Simon Glass 2017-04-22 18:42:21 -06:00
parent ff71f9ac33
commit 49eec8c7f1
1 changed files with 52 additions and 44 deletions
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96
tools/dtoc/dtoc.py
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@ -301,6 +301,57 @@ class DtbPlatdata:
self.Out(';\n')
self.Out('};\n')
def OutputNode(self, node):
"""Output the C code for a node
Args:
node: node to output
"""
struct_name = self.GetCompatName(node)
var_name = Conv_name_to_c(node.name)
self.Buf('static struct %s%s %s%s = {\n' %
(STRUCT_PREFIX, struct_name, VAL_PREFIX, var_name))
for pname, prop in node.props.items():
if pname in PROP_IGNORE_LIST or pname[0] == '#':
continue
ptype = TYPE_NAMES[prop.type]
member_name = Conv_name_to_c(prop.name)
self.Buf('\t%s= ' % TabTo(3, '.' + member_name))
# Special handling for lists
if type(prop.value) == list:
self.Buf('{')
vals = []
# For phandles, output a reference to the platform data
# of the target node.
if self.IsPhandle(prop):
# Process the list as pairs of (phandle, id)
it = iter(prop.value)
for phandle_cell, id_cell in zip(it, it):
phandle = fdt_util.fdt32_to_cpu(phandle_cell)
id = fdt_util.fdt32_to_cpu(id_cell)
target_node = self._phandle_node[phandle]
name = Conv_name_to_c(target_node.name)
vals.append('{&%s%s, %d}' % (VAL_PREFIX, name, id))
else:
for val in prop.value:
vals.append(self.GetValue(prop.type, val))
self.Buf(', '.join(vals))
self.Buf('}')
else:
self.Buf(self.GetValue(prop.type, prop.value))
self.Buf(',\n')
self.Buf('};\n')
# Add a device declaration
self.Buf('U_BOOT_DEVICE(%s) = {\n' % var_name)
self.Buf('\t.name\t\t= "%s",\n' % struct_name)
self.Buf('\t.platdata\t= &%s%s,\n' % (VAL_PREFIX, var_name))
self.Buf('\t.platdata_size\t= sizeof(%s%s),\n' %
(VAL_PREFIX, var_name))
self.Buf('};\n')
self.Buf('\n')
def GenerateTables(self):
"""Generate device defintions for the platform data
@ -314,50 +365,7 @@ class DtbPlatdata:
self.Out('\n')
node_txt_list = []
for node in self._valid_nodes:
struct_name = self.GetCompatName(node)
var_name = Conv_name_to_c(node.name)
self.Buf('static struct %s%s %s%s = {\n' %
(STRUCT_PREFIX, struct_name, VAL_PREFIX, var_name))
for pname, prop in node.props.items():
if pname in PROP_IGNORE_LIST or pname[0] == '#':
continue
ptype = TYPE_NAMES[prop.type]
member_name = Conv_name_to_c(prop.name)
self.Buf('\t%s= ' % TabTo(3, '.' + member_name))
# Special handling for lists
if type(prop.value) == list:
self.Buf('{')
vals = []
# For phandles, output a reference to the platform data
# of the target node.
if self.IsPhandle(prop):
# Process the list as pairs of (phandle, id)
it = iter(prop.value)
for phandle_cell, id_cell in zip(it, it):
phandle = fdt_util.fdt32_to_cpu(phandle_cell)
id = fdt_util.fdt32_to_cpu(id_cell)
target_node = self._phandle_node[phandle]
name = Conv_name_to_c(target_node.name)
vals.append('{&%s%s, %d}' % (VAL_PREFIX, name, id))
else:
for val in prop.value:
vals.append(self.GetValue(prop.type, val))
self.Buf(', '.join(vals))
self.Buf('}')
else:
self.Buf(self.GetValue(prop.type, prop.value))
self.Buf(',\n')
self.Buf('};\n')
# Add a device declaration
self.Buf('U_BOOT_DEVICE(%s) = {\n' % var_name)
self.Buf('\t.name\t\t= "%s",\n' % struct_name)
self.Buf('\t.platdata\t= &%s%s,\n' % (VAL_PREFIX, var_name))
self.Buf('\t.platdata_size\t= sizeof(%s%s),\n' %
(VAL_PREFIX, var_name))
self.Buf('};\n')
self.Buf('\n')
self.OutputNode(node)
# Output phandle target nodes first, since they may be referenced
# by others