From: Christoph Hellwig <hch@infradead.org>
To: Arnd Bergmann <arnd@arndb.de>
Cc: linux-arch <linux-arch@vger.kernel.org>,
linux-block <linux-block@vger.kernel.org>,
linux-fbdev@vger.kernel.org, linux-watchdog@vger.kernel.org,
"open list:DOCUMENTATION" <linux-doc@vger.kernel.org>,
Networking <netdev@vger.kernel.org>,
dri-devel <dri-devel@lists.freedesktop.org>,
linux-usb@vger.kernel.org,
linux-wireless <linux-wireless@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-pwm@vger.kernel.org, linux-spi <linux-spi@vger.kernel.org>,
David Howells <dhowells@redhat.com>,
IDE-ML <linux-ide@vger.kernel.org>,
Hannes Reinecke <hare@suse.de>,
"open list:HID CORE LAYER" <linux-input@vger.kernel.org>,
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Subject: Re: [PATCH 00/16] remove eight obsolete architectures
Date: Thu, 15 Mar 2018 07:17:49 -0700 [thread overview]
Message-ID: <20180315141749.GA27100@infradead.org> (raw)
In-Reply-To: <CAK8P3a01pfvsdM1mR8raU9dA7p4H-jRJz2Y8-+KEY76W_Mukpg@mail.gmail.com>
On Thu, Mar 15, 2018 at 11:42:25AM +0100, Arnd Bergmann wrote:
> Is anyone producing a chip that includes enough of the Privileged ISA spec
> to have things like system calls, but not the MMU parts?
Various SiFive SOCs seem to support M and U mode, but no S mode or
iommu. That should be enough for nommu Linux running in M mode if
someone cares enough to actually port it.
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WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@infradead.org>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Hannes Reinecke <hare@suse.de>,
David Howells <dhowells@redhat.com>,
linux-arch <linux-arch@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
"open list:DOCUMENTATION" <linux-doc@vger.kernel.org>,
linux-block <linux-block@vger.kernel.org>,
IDE-ML <linux-ide@vger.kernel.org>,
"open list:HID CORE LAYER" <linux-input@vger.kernel.org>,
Networking <netdev@vger.kernel.org>,
linux-wireless <linux-wireless@vger.kernel.org>,
linux-pwm@vger.kernel.org, linux-rtc@vger.kernel.org,
linux-spi <linux-spi@vger.kernel.org>,
linux-usb@vger.kernel.org,
dri-devel <dri-devel@lists.freedesktop.org>,
linux-fbdev@vger.kernel.org, linux-watchdog@vger.kernel.org,
Linux FS-devel Mailing List <linux-fsdevel@vger.kernel.org>,
Linux-MM <linux-mm@kvack.org>
Subject: Re: [PATCH 00/16] remove eight obsolete architectures
Date: Thu, 15 Mar 2018 07:17:49 -0700 [thread overview]
Message-ID: <20180315141749.GA27100@infradead.org> (raw)
Message-ID: <20180315141749.zkJkYPe7lcB7G1fLhPjlCej9Q5UkFM9BArh8cV18Pq0@z> (raw)
In-Reply-To: <CAK8P3a01pfvsdM1mR8raU9dA7p4H-jRJz2Y8-+KEY76W_Mukpg@mail.gmail.com>
On Thu, Mar 15, 2018 at 11:42:25AM +0100, Arnd Bergmann wrote:
> Is anyone producing a chip that includes enough of the Privileged ISA spec
> to have things like system calls, but not the MMU parts?
Various SiFive SOCs seem to support M and U mode, but no S mode or
iommu. That should be enough for nommu Linux running in M mode if
someone cares enough to actually port it.
next prev parent reply other threads:[~2018-03-15 14:17 UTC|newest]
Thread overview: 94+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-14 14:34 [PATCH 00/16] remove eight obsolete architectures Arnd Bergmann
2018-03-14 14:34 ` Arnd Bergmann
2018-03-14 14:36 ` [PATCH 01/16] mn10300: Remove the architecture Arnd Bergmann
2018-03-14 14:36 ` Arnd Bergmann
2018-03-14 14:36 ` [PATCH 02/16] arch: remove frv port Arnd Bergmann
2018-03-14 14:36 ` Arnd Bergmann
2018-03-14 14:36 ` [PATCH 03/16] arch: remove m32r port Arnd Bergmann
2018-03-14 14:36 ` Arnd Bergmann
2018-03-14 14:36 ` [PATCH 04/16] arch: remove score port Arnd Bergmann
2018-03-14 14:36 ` Arnd Bergmann
2018-03-14 14:36 ` [PATCH 05/16] arch: remove blackfin port Arnd Bergmann
2018-03-14 14:36 ` Arnd Bergmann
2018-03-14 16:51 ` [PATCH] scripts/checkstack.pl: remove blackfin support Tobias Klauser
2018-03-14 16:51 ` Tobias Klauser
2018-03-14 17:04 ` Arnd Bergmann
2018-03-14 17:04 ` Arnd Bergmann
2018-03-15 22:24 ` [PATCH 05/16] arch: remove blackfin port Bryan Wu
2018-03-15 22:24 ` Bryan Wu
2018-03-14 14:36 ` [PATCH 06/16] arch: remove tile port Arnd Bergmann
2018-03-14 14:36 ` Arnd Bergmann
2018-03-16 1:23 ` Chris Metcalf
2018-03-16 1:23 ` Chris Metcalf
2018-03-16 8:12 ` Arnd Bergmann
2018-03-16 8:12 ` Arnd Bergmann
2018-03-14 14:36 ` [PATCH 07/16] CRIS: Drop support for the CRIS port Arnd Bergmann
2018-03-14 14:36 ` Arnd Bergmann
2018-03-14 14:39 ` [PATCH 10/16] mm: remove obsolete alloc_remap() Arnd Bergmann
2018-03-14 14:39 ` Arnd Bergmann
2018-03-14 14:50 ` Pavel Tatashin
2018-03-14 14:50 ` Pavel Tatashin
2018-03-14 14:56 ` Arnd Bergmann
2018-03-14 14:56 ` Arnd Bergmann
2018-03-14 14:59 ` Pavel Tatashin
2018-03-14 14:59 ` Pavel Tatashin
2018-03-14 14:43 ` [PATCH 11/16] treewide: simplify Kconfig dependencies for removed archs Arnd Bergmann
2018-03-14 14:43 ` Arnd Bergmann
2018-03-14 14:43 ` [PATCH 12/16] asm-generic: siginfo: remove obsolete #ifdefs Arnd Bergmann
2018-03-14 14:43 ` Arnd Bergmann
2018-03-14 16:38 ` Eric W. Biederman
2018-03-14 16:38 ` Eric W. Biederman
2018-03-14 20:31 ` Dominik Brodowski
2018-03-14 20:31 ` Dominik Brodowski
2018-03-14 20:40 ` Arnd Bergmann
2018-03-14 20:40 ` Arnd Bergmann
2018-03-14 20:45 ` Dominik Brodowski
2018-03-14 20:45 ` Dominik Brodowski
2018-03-15 10:06 ` Eric W. Biederman
2018-03-15 10:06 ` Eric W. Biederman
2018-03-15 10:48 ` Arnd Bergmann
2018-03-15 10:48 ` Arnd Bergmann
2018-03-15 11:37 ` Eric W. Biederman
2018-03-15 11:37 ` Eric W. Biederman
2018-03-15 12:50 ` Arnd Bergmann
2018-03-15 12:50 ` Arnd Bergmann
2018-03-15 18:07 ` Eric W. Biederman
2018-03-15 18:07 ` Eric W. Biederman
[not found] ` <20180314144614.1632190-1-arnd-r2nGTMty4D4@public.gmane.org>
2018-03-15 12:54 ` [PATCH 11/16] treewide: simplify Kconfig dependencies for removed archs Kalle Valo
2018-03-15 12:54 ` Kalle Valo
2018-03-19 23:06 ` Alexandre Belloni
2018-03-19 23:06 ` Alexandre Belloni
2018-03-14 14:51 ` [PATCH 13/16] Documentation: arch-support: remove obsolete architectures Arnd Bergmann
2018-03-14 14:51 ` Arnd Bergmann
2018-03-14 14:52 ` [PATCH 15/16] recordmcount.pl: drop blackin and tile support Arnd Bergmann
2018-03-14 14:52 ` Arnd Bergmann
2018-03-15 20:42 ` Steven Rostedt
2018-03-15 20:42 ` Steven Rostedt
2018-03-14 14:53 ` [PATCH 16/16] ktest: remove obsolete architectures Arnd Bergmann
2018-03-14 14:53 ` Arnd Bergmann
2018-03-15 20:46 ` Steven Rostedt
2018-03-15 20:46 ` Steven Rostedt
2018-03-14 20:38 ` [PATCH 14/16] asm-generic: clean up asm/unistd.h Arnd Bergmann
2018-03-14 20:38 ` Arnd Bergmann
2018-03-15 9:42 ` [PATCH 00/16] remove eight obsolete architectures David Howells
2018-03-15 9:42 ` David Howells
2018-03-15 9:48 ` Geert Uytterhoeven
2018-03-15 9:48 ` Geert Uytterhoeven
2018-03-15 16:56 ` rfc: remove print_vma_addr ? (was Re: [PATCH 00/16] remove eight obsolete architectures) Joe Perches
2018-03-15 16:56 ` Joe Perches
[not found] ` <1521133006.22221.35.camel-6d6DIl74uiNBDgjK7y7TUQ@public.gmane.org>
2018-03-15 17:08 ` Matthew Wilcox
2018-03-15 17:08 ` Matthew Wilcox
2018-03-15 17:13 ` Joe Perches
2018-03-15 17:13 ` Joe Perches
2018-03-15 9:56 ` [PATCH 00/16] remove eight obsolete architectures Arnd Bergmann
2018-03-15 9:56 ` Arnd Bergmann
2018-03-16 4:50 ` afzal mohammed
2018-03-16 4:50 ` afzal mohammed
[not found] ` <2929.1521106970-S6HVgzuS8uM4Awkfq6JHfwNdhmdF6hFW@public.gmane.org>
2018-03-15 9:59 ` Hannes Reinecke
2018-03-15 9:59 ` Hannes Reinecke
2018-03-15 10:42 ` Arnd Bergmann
2018-03-15 10:42 ` Arnd Bergmann
2018-03-15 14:17 ` Christoph Hellwig [this message]
2018-03-15 14:17 ` Christoph Hellwig
[not found] ` <CAK8P3a01pfvsdM1mR8raU9dA7p4H-jRJz2Y8-+KEY76W_Mukpg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-03-20 17:11 ` Palmer Dabbelt
2018-03-20 17:11 ` Palmer Dabbelt
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