Posted by llcheng on 2022-01-10 10:38

When make flash, I received the log as follows:

cd buildroot/output/build/host-openocd-0.10.0/tcl && ../../../host/usr/bin/openocd \
-f board/stm32f429discovery.cfg \
-c “init” \
-c “reset init” \
-c “flash probe 0” \
-c “flash info 0” \
-c “flash write_image erase ../../../images/stm32f429i-disco.bin 0x08000000” \
-c “flash write_image erase ../../../images/stm32f429-disco.dtb 0x08004000” \
-c “flash write_image erase ../../../images/xipImage 0x08008000” \
-c “reset run” -c shutdown
Open On-Chip Debugger 0.10.0
Licensed under GNU GPL v2
For bug reports, read
http://openocd.org/doc/doxygen/bugs.html
Info : The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD
adapter speed: 2000 kHz
adapter_nsrst_delay: 100
none separate
srst_only separate srst_nogate srst_open_drain connect_deassert_srst
Info : Unable to match requested speed 2000 kHz, using 1800 kHz
Info : Unable to match requested speed 2000 kHz, using 1800 kHz
Info : clock speed 1800 kHz
Info : STLINK v2 JTAG v36 API v2 SWIM v26 VID 0x0483 PID 0x374B
Info : using stlink api v2
Info : Target voltage: 2.874927
Info : stm32f4x.cpu: hardware has 6 breakpoints, 4 watchpoints
Info : Unable to match requested speed 2000 kHz, using 1800 kHz
Info : Unable to match requested speed 2000 kHz, using 1800 kHz
adapter speed: 1800 kHz
target halted due to debug-request, current mode: Thread
xPSR: 0x01000000 pc: 0x080004a0 msp: 0x2002bffc
Info : Unable to match requested speed 8000 kHz, using 4000 kHz
Info : Unable to match requested speed 8000 kHz, using 4000 kHz
adapter speed: 4000 kHz
Info : device id = 0x20036419
Info : flash size = 2048kbytes
Info : Dual Bank 2048 kiB STM32F42x/43x/469/479 found
flash ‘stm32f2x’ found at 0x08000000

1. 0 : stm32f2x at 0x08000000, size 0x00200000, buswidth 0, chipwidth 0

# 0: 0x00000000 (0x4000 16kB) not protected
# 1: 0x00004000 (0x4000 16kB) not protected
# 2: 0x00008000 (0x4000 16kB) not protected
# 3: 0x0000c000 (0x4000 16kB) not protected
# 4: 0x00010000 (0x10000 64kB) not protected
# 5: 0x00020000 (0x20000 128kB) not protected
# 6: 0x00040000 (0x20000 128kB) not protected
# 7: 0x00060000 (0x20000 128kB) not protected
# 8: 0x00080000 (0x20000 128kB) not protected
# 9: 0x000a0000 (0x20000 128kB) not protected
# 10: 0x000c0000 (0x20000 128kB) not protected
# 11: 0x000e0000 (0x20000 128kB) not protected
# 12: 0x00100000 (0x4000 16kB) not protected
# 13: 0x00104000 (0x4000 16kB) not protected
# 14: 0x00108000 (0x4000 16kB) not protected
# 15: 0x0010c000 (0x4000 16kB) not protected
# 16: 0x00110000 (0x10000 64kB) not protected
# 17: 0x00120000 (0x20000 128kB) not protected
# 18: 0x00140000 (0x20000 128kB) not protected
# 19: 0x00160000 (0x20000 128kB) not protected
# 20: 0x00180000 (0x20000 128kB) not protected
# 21: 0x001a0000 (0x20000 128kB) not protected
# 22: 0x001c0000 (0x20000 128kB) not protected
# 23: 0x001e0000 (0x20000 128kB) not protected
STM32F4xx - Rev: unknown (0x2003)
auto erase enabled
target halted due to breakpoint, current mode: Thread
xPSR: 0x61000000 pc: 0x20000046 msp: 0x2002bffc
wrote 16384 bytes from file ../../../images/stm32f429i-disco.bin in 0.605482s (26.425 KiB/s)
auto erase enabled
target halted due to breakpoint, current mode: Thread
xPSR: 0x61000000 pc: 0x20000046 msp: 0x2002bffc
wrote 16384 bytes from file ../../../images/stm32f429-disco.dtb in 0.646476s (24.750 KiB/s)
auto erase enabled
target halted due to breakpoint, current mode: Thread
xPSR: 0x61000000 pc: 0x20000046 msp: 0x2002bffc
wrote 2064384 bytes from file ../../../images/xipImage in 43.843784s (45.981 KiB/s)
Info : Unable to match requested speed 2000 kHz, using 1800 kHz
Info : Unable to match requested speed 2000 kHz, using 1800 kHz
adapter speed: 1800 kHz
shutdown command invoked
-----------
Could anyone give me some hints to solve this problem?
When I reset the board button,
The last few lines are as follows:
1.220000] pc : [] lr : [] psr: 4000000b
1.220000 sp : 90791fa8 ip : 0000001c fp : 9040eb9a
1.220000 r10: 00000000 r9 : 90790000 r8 : 08009b00
1.220000 r7 : 00000036 r6 : 90444ef0 r5 : 00000000 r4 : 90444f4c
1.220000 r3 : 00000000 r2 : 00000000 r1 : 00000000 r0 : 00000000
1.220000 xPSR: 4000000b
1.220000 CPU: 0 PID: 1 Comm: init Not tainted 4.15.7 #2
1.220000 Hardware name: STM32 (Device Tree Support)
1.220000 [] (unwind_backtrace) from [] (show_stack+0x)
1.220000 [] (show_stack) from [] (__invalid_entry+0x4)

I am using ubuntu 18.04.6 LTS for building the STM32F429Discovery board Linux. Unfortunately, I could not make it work. Please help me in this issue. Many thansk.

Anthony