[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/bsp/scatter/scripts/gen-partition.py b/src/bsp/scatter/scripts/gen-partition.py
new file mode 100755
index 0000000..42d0b82
--- /dev/null
+++ b/src/bsp/scatter/scripts/gen-partition.py
@@ -0,0 +1,206 @@
+#!/usr/bin/env python
+
+from __future__ import print_function
+import binascii
+import json
+import os
+import struct
+import sys
+import uuid
+import xml.dom.minidom
+
+NumberOfPartitionEntries = 128
+SizeOfPartitionEntry = 128
+
+def write(path, data):
+	with open(path, "wb+") as f:
+		f.write(data)
+
+def crc32(data):
+        return binascii.crc32(data) & 0xffffffff
+
+def padding(data, size):
+	return data + b'\0' * (size - len(data))
+
+def gen_gpt(partition):
+	pmbr = (b'\0' * 446 +
+		b"\x00\x00\x02\x00\xee\xff\xff\xff\x01\x00\x00\x00\xff\xff\xff\xff" +
+		b'\0' * 48 + b"\x55\xaa")
+	entries = b''
+	for node in partition.childNodes:
+		if node.nodeName != "entry":
+			continue
+		type = uuid.UUID(node.getAttribute("type"))
+		uniq = node.getAttribute("uuid")
+		uniq = uniq and uuid.UUID(uniq) or uuid.uuid4()
+		start = eval(node.getAttribute("start"))
+		end = eval(node.getAttribute("end"))
+		attr = node.getAttribute("attributes")
+		attr = attr and eval(attr) or 0
+		name = node.getAttribute("name")
+		entries += struct.pack("<16s16sQQQ72s",
+			type.bytes_le,
+			uniq.bytes_le,
+			start, end, attr,
+			name.encode("utf-16le"))
+	entries = padding(entries, NumberOfPartitionEntries * SizeOfPartitionEntry)
+	lba = eval(partition.getAttribute("lba"))
+	lbs = partition.getAttribute("lbs")
+	lbs = lbs and eval(lbs) or 512
+	FirstUsableLBA = 2 + (NumberOfPartitionEntries * SizeOfPartitionEntry / lbs)
+	uniq = partition.getAttribute("uuid")
+	uniq = uniq and uuid.UUID(uniq) or uuid.uuid4()
+	pmbr = padding(pmbr, lbs)
+	header = struct.pack("<8sIIIIQQQQ16sQIII",
+		b"EFI PART", 0x00010000, 92, 0, 0,
+		1, # MyLBA
+		1, #lba - 1, # AlternateLBA
+		int(FirstUsableLBA),
+		int(lba - FirstUsableLBA), # LastUsableLBA
+		uniq.bytes_le,
+		2, NumberOfPartitionEntries, SizeOfPartitionEntry, crc32(entries))
+	header = padding(header[:16] +
+		struct.pack('I', crc32(header)) +
+		header[20:], lbs)
+	return pmbr + header + entries
+
+def write_scatter_partition(f, entry):
+	if entry.get("file_name", "NONE") != "NONE":
+		entry.setdefault("is_download", True)
+		entry.setdefault("operation_type", "UPDATE")
+		entry.setdefault("type", "NORMAL_ROM")
+	f.write(
+"""- partition_index: %s
+  partition_name: %s
+  file_name: %s
+  is_download: %s
+  type: %s
+  linear_start_addr: %s
+  physical_start_addr: %s
+  partition_size: %s
+  region: %s
+  storage: %s
+  boundary_check: %s
+  is_reserved: %s
+  operation_type: %s
+  d_type: FALSE
+  reserve: %s
+
+""" % (entry["partition_index"], entry["partition_name"], entry.get("file_name", "NONE"),
+entry.get("is_download", False) and "true" or "false", entry.get("type", "NONE"), hex(entry["linear_start_addr"]),
+hex(entry["physical_start_addr"]), hex(entry["partition_size"]), entry.get("region", "EMMC_USER"),
+entry.get("storage", "HW_STORAGE_EMMC"), entry.get("boundary_check", True) and "true" or "false",
+entry.get("is_reserved", False) and "true" or "false", entry.get("operation_type", "PROTECTED"),
+hex(entry.get("reserve", 0))))
+
+def write_scatter(f, partition, d):
+	f.write(
+"""############################################################################################################
+#
+#  General Setting
+#
+############################################################################################################
+- general: MTK_PLATFORM_CFG
+  info:
+    - config_version: %s
+      platform: %s
+      project: %s
+      storage: %s
+      boot_channel: %s
+      block_size: %s
+      skip_pmt_operate: %s
+############################################################################################################
+#
+#  Layout Setting
+#
+############################################################################################################
+""" % (d["MTK_PLATFORM_CFG"]["config_version"], d["MTK_PLATFORM_CFG"]["platform"], d["MTK_PLATFORM_CFG"]["project"],
+       d["MTK_PLATFORM_CFG"]["storage"], d["MTK_PLATFORM_CFG"]["boot_channel"], d["MTK_PLATFORM_CFG"]["block_size"],
+       d["MTK_PLATFORM_CFG"].get("skip_pmt_operate", True) and "true" or "false"))
+	d["PRELOADER"]["partition_index"] = "SYS0"
+	d["MBR"]["partition_index"] = "SYS1"
+	write_scatter_partition(f, d["PRELOADER"])
+	write_scatter_partition(f, d["MBR"])
+	i = 2
+	for node in partition.childNodes:
+		if node.nodeName != "entry":
+			continue
+		start = eval(node.getAttribute("start"))
+		end = eval(node.getAttribute("end"))
+		name = node.getAttribute("name")
+		if name not in d:
+			continue
+		entry = d[name]
+		entry["partition_name"] = name
+		entry["partition_index"] = "SYS%d" % i
+		i += 1
+		entry["linear_start_addr"] = start * 512
+		entry["physical_start_addr"] = start * 512
+		if (end != start and name != "userdata"):
+			entry["partition_size"] = (end + 1 - start) * 512
+		else:
+			entry["partition_size"] = 0
+		write_scatter_partition(f, entry)
+	if (d["MTK_PLATFORM_CFG"].get("skip_pmt_operate", True) and "true" or "false") == "false":
+		d["sgpt"]["partition_index"] = "SYS%d" % i
+		d["sgpt"]["linear_start_addr"] = 0xffff0080
+		d["sgpt"]["physical_start_addr"] = 0xffff0080
+		write_scatter_partition(f, d["sgpt"])
+
+
+def sanity_check(path, partition):
+	err = 0
+	lba = eval(partition.getAttribute("lba"))
+	lbs = partition.getAttribute("lbs")
+	lbs = lbs and eval(lbs) or 512
+	FirstUsableLBA = 2 + (NumberOfPartitionEntries * SizeOfPartitionEntry / lbs)
+	usable = (FirstUsableLBA, lba - FirstUsableLBA)
+	used = {}
+	for node in partition.childNodes:
+		if node.nodeName != "entry":
+			continue
+		name = node.getAttribute("name")
+		start = eval(node.getAttribute("start"))
+		end = eval(node.getAttribute("end"))
+		if start > end:
+			print("%s: error: partition '%s': start lba (%d) > end lba (%d)" %
+				(path, name, start, end), file = sys.stderr)
+			err += 1
+		if start < usable[0] or end > usable[1]:
+			print("%s: error: partition '%s': (%d...%d) out of usable range (%d...%d)" %
+				(path, name, start, end, usable[0], usable[1]), file = sys.stderr)
+			err += 1
+		for i in used:
+			if (used[i][0] <= start and start <= used[i][1] or
+				used[i][0] <= end and end <= used[i][1]):
+				print("%s: error: partition '%s': (%d...%d) overlapped with partition '%s' (%d...%d)" %
+					(path, name, start, end, i, used[i][0], used[i][1]), file = sys.stderr)
+				err += 1
+		used[name] = (start, end)
+	return err
+
+def main(argv):
+	if len(argv) == 5: # normal argument list len(argv) = 5 #
+		print ("len:%d .py=%s .xml=%s .json=%s MBR=%s .txt=%s" %
+			(len(argv), argv[0], argv[1], argv[2], argv[3], argv[4]))
+	if len(argv) <= 3: # len(argv) = 4 for mt2701 spi nor boot (scatter.txt isn't needed) #
+		print("Usage: len:%d,%s partition_*.xml scatter_*.json [MBR] [scatter.txt] " % (len(argv), argv[0]))
+		exit(1)
+	root = xml.dom.minidom.parse(argv[1])
+	for partition in root.childNodes:
+		if partition.nodeName == "partition":
+			break
+	else:
+		raise Exception("partition not found")
+	if sanity_check(argv[1], partition):
+		return 1
+	write(argv[3], gen_gpt(partition))
+	if len(argv) == 5:
+		with open(os.path.join(os.path.dirname(__file__), argv[2]), "r") as f:
+			d = json.load(f)
+		with open(argv[4], "w") as f:
+			write_scatter(f, partition, d)
+	return 0
+
+if __name__ == "__main__":
+	sys.exit(main(sys.argv))