update

runram.py

@@ -0,0 +1,53 @@
+#!/usr/bin/env python3
+# -*- coding: cp1251 -*-
+import jlinkarm as jl
+import os, sys, time, struct
+
+dllfilename = 'D:/MCU/SEGGER/JLink_V612i/JLinkARM.dll'
+
+if __name__ == '__main__':
+	if len(sys.argv) >= 2:
+		if sys.argv[1] == '-h':
+			print 'Usage: ldram.py ram_all.bin'
+			exit(0)
+	imgfilename = 'build/bin/ram_all.bin'
+
+	if len(sys.argv) > 1: 
+		if sys.argv[1]:
+			imgfilename = sys.argv[1]
+	try:
+		ff = open(imgfilename, "rb")
+	except:
+		print "Error file open " + imgfilename
+		exit(1)
+	jl.loadJLinkARMdll(dllfilename)
+	jl.open()
+	if jl.is_connected == 0:
+		raise RuntimeError('Jlink not connected')
+	jl.exec_command('device Cortex-M3', 0, 0)
+	jl.exec_command('endian little', 0, 0)
+	jl.tif_select(1)
+	jl.set_speed(1000)
+	jl.clear_RESET()
+	jl.clear_TRST()
+	time.sleep(0.01)
+	jl.set_RESET()
+	jl.set_TRST()
+	jl.reset()
+	jl.halt()
+	jl.set_speed(3500)
+	bin = ff.read()
+	get_dword = lambda address: struct.unpack('<L', bin[address:address + 4])[0]
+	i1_address = 0x0
+	i1_length = get_dword(0x10)
+	jl.write_mem(0x10000bc8, bin[i1_address + 0x20: i1_address + 0x20 + i1_length])
+	i2_address = (get_dword(0x18) & 0xffff) * 1024
+	i2_length = get_dword(i2_address) + 0x10
+	jl.write_mem(0x10006000, bin[i2_address + 0x10: i2_address + 0x10 + i2_length])
+	jl.reset()
+	jl.write_u32(0x40000210, 0x20111113)
+	jl.go()
+	jl.close()
+
+	ff.close()
+	exit(0)