intel_reg_read
reads hardware registers from Intel GPUs
TLDR
Read a specific register by address
$ sudo intel_reg read [0x70000]
Read multiple registers$ sudo intel_reg read [0x70000] [0x70004]
Decode register bits into named fields$ sudo intel_reg read --decode [0x70000]
Dump all known registers$ sudo intel_reg read --all
Dump registers with decoding$ sudo intel_reg read --all --decode
SYNOPSIS
intel_reg read [options] [register...]
DESCRIPTION
intel_reg read is a subcommand of `intel_reg` that reads hardware registers from Intel GPUs. It provides direct access to GPU configuration registers for debugging and development.The tool can decode register bits into meaningful named fields when used with the `--decode` flag.
PARAMETERS
REGISTER
Register address in hex (e.g., 0x70000).--decode
Decode register bits into named fields.--all
Dump all known registers.--help
Display help information.
CAVEATS
Intel graphics only. Requires root. Can affect system stability. Part of intel-gpu-tools.
HISTORY
intelregread is part of intel-gpu-tools, created for Intel graphics driver development and debugging.
SEE ALSO
intel_gtt(1)
