From: Adrian McMenamin <adrian@newgolddream.dyndns.info>
To: dwmw2@infradead.org, Greg KH <greg@kroah.com>,
Paul Mundt <lethal@linux-sh.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
linux-sh <linux-sh@vger.kernel.org>,
linux-mtd@vger.kernel.org
Subject: [PATCH] 0/2 Add support for maple "Visual Memory Unit" on SEGA
Date: Tue, 18 Mar 2008 22:30:13 +0000 [thread overview]
Message-ID: <1205879413.6250.13.camel@localhost.localdomain> (raw)
The VMU is a small (approx 128K) hotpluggable flash device on the SEGA Dreamcast.
To get this to work I have had to rewrite parts of the maple bus driver - some of that
is bug fixing (in the sense that the bus driver was not allowing proper probing, just
forcing the load of the appropriate driver) - the main functional change is to add a
semaphore to the maple device (to ensure that devices can properly inject maple packets
into the queue of packets waiting to be dispatched via DMA to the devices themselves).
Signed-off-by: Adrian McMenamin <adrian@mcmen.demon.co.uk>
drivers/mtd/maps/Kconfig | 14 +
drivers/mtd/maps/Makefile | 1 +
drivers/mtd/maps/vmu_flash.c | 746 ++++++++++++++++++++++++++++++++++++++++++
drivers/sh/maple/maple.c | 113 ++++---
include/linux/maple.h | 2 +
next reply other threads:[~2008-03-18 22:30 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-18 22:30 Adrian McMenamin [this message]
2008-03-18 22:49 ` [PATCH] 1/2 Maple: Update bus driver to allow support of VMU device Adrian McMenamin
2008-03-18 22:56 ` [PATCH] 2/2 mtd: Add support for the Dreamcast VMU flash Adrian McMenamin
2008-03-20 21:10 ` Andrew Morton
2008-03-20 22:34 ` Adrian McMenamin
2008-03-20 20:56 ` [PATCH] 1/2 Maple: Update bus driver to allow support of VMU Andrew Morton
2008-03-20 22:23 ` Adrian McMenamin
2008-03-20 22:39 ` Andrew Morton
2008-03-20 22:52 ` Adrian McMenamin
2008-03-21 5:11 ` [PATCH] 1/2 Maple: Update bus driver to allow support of VMU device Paul Mundt
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