Messages in this thread | | | Subject | Re: [PATCH 05/16] remoteproc/pru: Add pru-specific debugfs support | From | David Lechner <> | Date | Mon, 26 Nov 2018 16:37:45 -0600 |
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On 11/26/18 1:52 AM, Roger Quadros wrote: > From: Suman Anna <s-anna@ti.com> > > The remoteproc core creates certain standard debugfs entries, > that does not give a whole lot of useful information for the > PRUs. The PRU remoteproc driver is enhanced to add additional > debugfs entries for PRU. These will be auto-cleaned up when > the parent rproc debug directory is removed. > > The enhanced debugfs support adds two new entries: 'regs' and > 'single_step'. The 'regs' dumps out the useful CTRL sub-module > registers as well as each of the 32 GPREGs and CT_REGs registers. > The GPREGs and CT_REGs though are printed only when the PRU is > halted and accessible as per the IP design. >
If the driver used regmap to access the CTRL I/O memory, then 'regs' wouldn't be needed since regmap already does debugfs.
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