aboutsummaryrefslogtreecommitdiffstats
path: root/support/openocd/flash.cfg
blob: 41c6532a919329a8c97e4a2e0f7debee83e87dde (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
# script for stm32

interface ft2232
ft2232_device_desc "Olimex OpenOCD JTAG"
ft2232_layout olimex-jtag
ft2232_vid_pid 0x15ba 0x0003

if { [info exists CHIPNAME] } {
   set  _CHIPNAME $CHIPNAME
} else {
   set  _CHIPNAME stm32
}

if { [info exists ENDIAN] } {
   set  _ENDIAN $ENDIAN
} else {
   set  _ENDIAN little
}

# jtag speed speed should be <= F_CPU/6. F_CPU after reset is 8MHz, so ufse F_JTAG = 1MHz
jtag_khz 1000

jtag_nsrst_delay 100
jtag_ntrst_delay 100

#use combined on interfaces or targets that can't set TRST/SRST separately
reset_config trst_and_srst

#jtag scan chain
if { [info exists CPUTAPID ] } {
   set _CPUTAPID $CPUTAPID
} else {
  # See STM Document RM0008
  # Section 30.6.3
   set _CPUTAPID 0x3ba00477
}

jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID

if { [info exists BSTAPID ] } {
   # FIXME this never gets used to override defaults...
   set _BSTAPID $BSTAPID
} else {
  # See STM Document RM0008
  # Section 29.6.2
  # Low density devices, Rev A
  set _BSTAPID1 0x06412041
  # Medium density devices, Rev A
  set _BSTAPID2 0x06410041
  # Medium density devices, Rev B and Rev Z
  set _BSTAPID3 0x16410041
  # High density devices, Rev A
  set _BSTAPID4 0x06414041
  # Connectivity line devices, Rev A and Rev Z
  set _BSTAPID5 0x06418041
}
jtag newtap $_CHIPNAME bs -irlen 5 -expected-id $_BSTAPID1 \
           -expected-id $_BSTAPID2 -expected-id $_BSTAPID3 \
           -expected-id $_BSTAPID4 -expected-id $_BSTAPID5


set _TARGETNAME $_CHIPNAME.cpu
target create $_TARGETNAME cortex_m3 -endian $_ENDIAN -chain-position $_TARGETNAME

$_TARGETNAME configure -work-area-virt 0 -work-area-phys 0x20000000 -work-area-size 0x5000 -work-area-backup 0
# TODO: native
#$_TARGETNAME configure -work-area-virt 0 -work-area-phys 0x20000000 -work-area-size 0x10000 -work-area-backup 0

flash bank stm32x 0x08000000 0x00020000 0 0 $_TARGETNAME

proc flash_chip {} {
    echo "Halting..."
    halt
    echo "Erasing..."
    flash erase_address 0x08000000 0x20000
    # TODO: native
    #flash erase_address 0x08000000 0x80000
    echo "Flashing image..."
    flash write_bank 0 build/maple.bin 0
    echo "Verifying image..."
    verify_image build/maple.bin 0x08000000 bin
    echo "Checksum verified, resetting chip"
    reset run
    echo "Daemon shutdown"
    shutdown
}

init
flash_chip