linux-kernel - Re: [PATCH v3 00/13] Earlycon cleanup

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Wed, 08 Apr 2015 14:07:04 -0400
From:	Peter Hurley <peter@...leysoftware.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Rob Herring <robh+dt@...nel.org>,
	Grant Likely <grant.likely@...aro.org>
CC:	linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org,
	Kevin Cernekee <cernekee@...il.com>
Subject: Re: [PATCH v3 00/13] Earlycon cleanup

On 04/08/2015 01:45 PM, Peter Hurley wrote:
> Hi Greg, Grant & Rob,
> 
> This patch series builds on my earlier "Extensible console matching &
> direct earlycon" to add several useful features to earlycon:
> * Proper port i/o configuration from DT node with of_serial properties
>   (such as reg-io-width, reg-shift and reg-offset)
> * Proper console name & index initialization from earlycon name
>   (for both command line and DT-defined earlycons)
> * Support for DT 'stdout-path' options pass-through to earlycon setup
> * Improved log messages for troubleshooting
> * Support for multiple OF earlycon declarations so different
>   compatible strings can specify the same OF earlycon
> 
> * Changes from v1 *
> 
> - Rebase on top of device-tree compiler patch submission,
>   "libfdt: Add fdt_path_offset_namelen()"
> - Fixed x86 build breakage, conditionally compile of_setup_earlycon();
>   Note: this should have already been the case since of_setup_earlycon()
>   is dead code without CONFIG_OF_EARLY_FLATTREE
> - Fixed Geert's suggestion to change the printf specifier for ->mapbase
> - Fixed initial console index value for earlycon name without trailing
>   numerals
> 
> * Changes from v2 *
> 
> - All earlycon declarations are now in a single table, with a common
>   framework for devicetree and command line earlycons
> 
> 
> Requires: 1) "libfdt: Add fdt_path_offset_namelen()" -- now in
> 	     upstream dtc

also requires "earlycon: Fix __earlycon_table stride"


> 	  2) the last patch which adds omap8250 earlycon requires some
> 	     kind of fixmap support, such as "ARM: early fixmap support
> 	     for earlycon", which has not yet been accepted upstream.
> 
> Regards,
> 
> Peter Hurley (13):
>   of: earlycon: Fix 'stdout-path' with ':' path terminator
>   earlycon: Use common framework for earlycon declarations
>   serial: earlycon: Fixup earlycon console name and index
>   of: earlycon: Fixup earlycon console name and index
>   of: earlycon: Add options string handling
>   of: earlycon: of_setup_earlycon() requires CONFIG_OF_EARLY_FLATTREE
>   of: earlycon: Initialize port fields from DT properties
>   of: earlycon: Move address translation to of_setup_earlycon()
>   serial: earlycon: Common log banner for command line and DT
>   serial: earlycon: Show the earlycon "driver" in banner
>   of: earlycon: Log more helpful message if earlycon not found
>   serial: 8250_early: Use port->regshift
>   serial: 8250_omap: Add omap8250 earlycon
> 
>  drivers/of/fdt.c                     |  28 ++++-----
>  drivers/of/fdt_address.c             |  11 +++-
>  drivers/tty/serial/8250/8250_early.c |  29 +++++++++-
>  drivers/tty/serial/amba-pl011.c      |   1 -
>  drivers/tty/serial/arc_uart.c        |   1 -
>  drivers/tty/serial/earlycon.c        | 109 ++++++++++++++++++++++++++---------
>  drivers/tty/serial/msm_serial.c      |   2 -
>  drivers/tty/serial/samsung.c         |   6 --
>  drivers/tty/serial/sprd_serial.c     |   2 -
>  include/asm-generic/vmlinux.lds.h    |   8 +--
>  include/linux/of_fdt.h               |   2 +-
>  include/linux/serial_core.h          |  25 ++++----
>  12 files changed, 151 insertions(+), 73 deletions(-)
> 

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/