Issues with fdt shell

Nils Hölscher nilhoel1 at gmail.com
Wed Jul 10 15:16:53 UTC 2019


Hi,

I am currently trying to check whether my device tree overlay has applied
correctly.
For this purpose I am using rtems-fdt-shell.h.

The used sources can be found here:
https://github.com/nilhoel1/rtems-pru/tree/pruss-shell

Now I have two things to ask/mention.
1.The kernel crashes with the following output after using "fdt ls /".
"""
SHLL [/] # fdt ls /

*** FATAL ***
fatal source: 9 (RTEMS_FATAL_SOURCE_EXCEPTION)

R0   = 0x80546558 R8  = 0x00000002
R1   = 0x8025056c R9  = 0x80250568
R2   = 0x00000000 R10 = 0x806ccba8
R3   = 0x00000000 R11 = 0x00000000
R4   = 0x802d6d78 R12 = 0x00808080
R5   = 0x8054f2af SP  = 0x806cca00
R6   = 0x00000000 LR  = 0x801f52b4
R7   = 0x00000000 PC  = 0x80213138
CPSR = 0x60000113 VEC = 0x00000004
RTEMS version: 5.0.0.54ac94576471db82668e5d3e703d6b7a93ee4fd8-modified
RTEMS tools: 7.4.1 20190514 (RTEMS 5, RSB
af4d435101b763c361b9c7d0a648c2b3779eed04-modified, Newlib 5c2a3661c)
executing thread ID: 0x08a010018
executing thread name: SHLL
"""

2. Is "/" the correct path for the device tree?

Best regards,
Nils Hölscher
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