ErlendWithammerLux commented on issue #127:
URL: https://github.com/apache/mynewt-mcumgr/issues/127#issuecomment-867465147
uart:~$ I: vcom0_pins_routing is ENABLED
I: vcom2_pins_routing is ENABLED
I: led1_pin_routing is ENABLED
I: led2_pin_routing is ENABLED
I: led3_pin_routing is ENABLED
I: led4_pin_routing is ENABLED
I: switch1_pin_routing is ENABLED
I: switch2_pin_routing is ENABLED
I: button1_pin_routing is ENABLED
I: button2_pin_routing is ENABLED
I: nrf_interface_pins_0_2_routing is disabled
I: nrf_interface_pins_3_5_routing is disabled
I: nrf_interface_pins_6_8_routing is disabled
I: Board configured.
*** Booting Zephyr OS build v2.4.99-ncs1 ***
I: Starting bootloader
I: Primary image: magic=unset, swap_type=0x1, copy_done=0x3, image_ok=0x3
I: Secondary image: magic=unset, swap_type=0x1, copy_done=0x3, image_ok=0x3
I: Boot source: none
I: Swap type: none
I: Bootloader chainload address offset: 0xc000
I: Jumping to the first image slot*** Booting Zephyr OS build v2.4.99-ncs1
***
Hello 52!
pipe: registered
uart:~$ [00:00:00.001,403] <inf> board_control: vcom0_pins_routing is
ENABLED
art:~$ [00:00:00.001,464] <inf> board_control: vcom2_pins_routing is
ENABLED
uart:~$ [00:00:00.001,464] <inf> board_control: led1_pin_routing is ENABLED
uart:~$ [00:00:00.001,495] <inf> board_control: led2_pin_routing is ENABLED
uart:~$ [00:00:00.001,525] <inf> board_control: led3_pin_routing is ENABLED
uart:~$ [00:00:00.001,556] <inf> board_control: led4_pin_routing is ENABLED
uart:~$ [00:00:00.001,586] <inf> board_control: switch1_pin_routing is
ENABLED
uart:~$ [00:00:00.001,617] <inf> board_control: switch2_pin_routing is
ENABLED
uart:~$ [00:00:00.001,647] <inf> board_control: button1_pin_routing is
ENABLED
uart:~$ [00:00:00.001,647] <inf> board_control: button2_pin_routing is
ENABLED
uart:~$ [00:00:00.001,678] <inf> board_control:
nrf_interface_pins_0_2_routing is ENABLED
uart:~$ [00:00:00.001,708] <inf> board_control:
nrf_interface_pins_3_5_routing is ENABLED
uart:~$ [00:00:00.001,739] <inf> board_control:
nrf_interface_pins_6_8_routing is disabled
uart:~$ [00:00:00.001,770] <inf> board_control: Board configured.
uart:~$ uart:~$ uart:~$ Frags:
Current: = 1,
Last = 0
Recieved header has:
Header.op = 1234
Header.length = 169828
Frags:
Current: = 2,
Last = 1
wrote more data, bytes handled = 80
Frags:
Current: = 3,
Last = 2
wrote more data, bytes handled = 160
Frags:
Current: = 4,
Last = 3
wrote more data, bytes handled = 240
Frags:
Current: = 5,
Last = 4
wrote more data, bytes handled = 320
Frags:
Current: = 6,
Last = 5
wrote more data, bytes handled = 400
Frags:
Current: = 7,
Last = 6
wrote more data, bytes handled = 480
Frags:
Current: = 8,
Last = 7
[00:00:24.023,223] <inf> mcuboot_util: Swap type: none
[00:00:24.024,047] <inf> mcuboot_util: Swap type: none
[00:00:33.739,105] <err> os: ***** BUS FAULT *****
[00:00:33.739,135] <err> os: Imprecise data bus error
[00:00:33.739,135] <err> os: r0/a1: 0x00000001 r1/a2: 0x96f3b83d r2/a3:
0x96f3b83d
[00:00:33.739,166] <err> os: r3/a4: 0x00000000 r12/ip: 0x00000000 r14/lr:
0x0001939b
[00:00:33.739,196] <err> os: xpsr: 0x61000000
[00:00:33.739,196] <err> os: Faulting instruction address (r15/pc):
0x000193b0
[00:00:33.739,227] <err> os: >>> ZEPHYR FATAL ERROR 0: CPU exception on CPU
0
[00:00:33.739,257] <err> os: Current thread: 0x20000768 (main)
[00:00:33.830,871] <err> fatal_error: Resetting system
I: vcom0_pins_routing is ENABLED
I: vcom2_pins_routing is ENABLED
addr2line -e zephyr.elf -f 0x000193b0
__DMB
MYPC/modules/hal/cmsis/CMSIS/Core/Include/cmsis_gcc.h:958
The bus fault happens the first time it tries to write to flash. Previous
data packets are stored in a buffer until 512 bytes are recieved and ready to
be written to flash.
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