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modify stlinkv2.py.

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This commit is contained in:
NIIBE Yutaka 2012-06-20 17:31:27 +09:00
parent 4290a2cc10
commit c25d98bc58
2 changed files with 29 additions and 14 deletions
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8
NEWS
View File

@ -1,5 +1,13 @@
Gnuk NEWS - User visible changes
* Major changes in Gnuk 1.0
Released 2012-0X-XX, by NIIBE Yutaka
** New tool: stlinkv2.py
This tool is SWD flash ROM writer with ST-Link/V2.
* Major changes in Gnuk 0.20
Released 2012-06-19, by NIIBE Yutaka

35
tool/stlinkv2.py
View File

@ -183,25 +183,20 @@ class stlinkv2(object):
v = self.execute_get("\xf2\x22\x00", 4)
return v[0] + (v[1]<<8) + (v[2]<<16) + (v[3]<<24)
# For FST-01-00
def setup_led(self):
# For FST-01-00: LED on, USB off
def setup_gpio(self):
apb2enr = self.read_memory_u32(0x40021018)
apb2enr = apb2enr | 4 # Enable port A
self.write_memory_u32(0x40021018, apb2enr)
self.write_memory_u32(0x4002100c, 4)
self.write_memory_u32(0x4002100c, 0)
self.write_memory_u32(GPIOA+0x0c, 0xffffffff) # ODR
self.write_memory_u32(GPIOA+0x04, 0x88888883) # CRH
self.write_memory_u32(GPIOA+0x0c, 0xfffffbff) # ODR
self.write_memory_u32(GPIOA+0x04, 0x88888383) # CRH
self.write_memory_u32(GPIOA+0x00, 0x88888888) # CRL
# For FST-01-00
def blink_led(self):
self.write_memory_u32(GPIOA+0x0c, 0xfffffeff) # ODR
time.sleep(0.5)
self.write_memory_u32(GPIOA+0x0c, 0xffffffff) # ODR
time.sleep(0.5)
self.write_memory_u32(GPIOA+0x0c, 0xfffffeff) # ODR
time.sleep(0.5)
self.write_memory_u32(GPIOA+0x0c, 0xffffffff) # ODR
# For FST-01-00: LED off, USB off
def finish_gpio(self):
self.write_memory_u32(GPIOA+0x0c, 0xfffffaff) # ODR
def protection(self):
return (self.read_memory_u32(FLASH_OBR) & 0x0002) != 0
@ -389,6 +384,11 @@ if __name__ == '__main__':
no_protect = True
sys.argv.pop(1)
reset_after_successful_write = False
if sys.argv[1] == '-r':
reset_after_successful_write = True
sys.argv.pop(1)
status_only = False
unlock = False
if sys.argv[1] == '-u':
@ -419,7 +419,7 @@ if __name__ == '__main__':
if protection:
print "ON"
if status_only:
print "The MCU is now stopped. No way to run by STLink/V2. Please reset the board"
print "The MCU is now stopped. No way to run by STLink/V2. Please reset the board to run."
exit (0)
elif not unlock:
print "Please unlock flash ROM protection, at first. By invoking with -u option"
@ -452,8 +452,10 @@ if __name__ == '__main__':
stl.flash_erase_all()
time.sleep(0.100)
stl.setup_gpio()
print "WRITE"
stl.flash_write(0x08000000, data)
stl.finish_gpio()
print "VERIFY"
data_received = ()
@ -473,3 +475,8 @@ if __name__ == '__main__':
print "PROTECT"
stl.option_bytes_erase()
print "Flash ROM read protection enabled. Reset the board to enable protection."
if reset_after_successful_write:
stl.reset_sys()
stl.run()
stl.exit_debug()