mirror of
https://github.com/a52xq-dev/kernel.git
synced 2026-10-18 21:58:11 +07:00
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Merge net into net-next to setup some infrastructure Eric Dumazet needs for usbnet changes. Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
commit
0e76a3a587
906 changed files with 11262 additions and 98600 deletions
1
.gitignore
vendored
1
.gitignore
vendored
|
|
@ -29,6 +29,7 @@ modules.builtin
|
|||
*.bz2
|
||||
*.lzma
|
||||
*.xz
|
||||
*.lz4
|
||||
*.lzo
|
||||
*.patch
|
||||
*.gcno
|
||||
|
|
|
|||
17
Documentation/ABI/testing/sysfs-driver-xen-blkback
Normal file
17
Documentation/ABI/testing/sysfs-driver-xen-blkback
Normal file
|
|
@ -0,0 +1,17 @@
|
|||
What: /sys/module/xen_blkback/parameters/max_buffer_pages
|
||||
Date: March 2013
|
||||
KernelVersion: 3.11
|
||||
Contact: Roger Pau Monné <roger.pau@citrix.com>
|
||||
Description:
|
||||
Maximum number of free pages to keep in each block
|
||||
backend buffer.
|
||||
|
||||
What: /sys/module/xen_blkback/parameters/max_persistent_grants
|
||||
Date: March 2013
|
||||
KernelVersion: 3.11
|
||||
Contact: Roger Pau Monné <roger.pau@citrix.com>
|
||||
Description:
|
||||
Maximum number of grants to map persistently in
|
||||
blkback. If the frontend tries to use more than
|
||||
max_persistent_grants, the LRU kicks in and starts
|
||||
removing 5% of max_persistent_grants every 100ms.
|
||||
10
Documentation/ABI/testing/sysfs-driver-xen-blkfront
Normal file
10
Documentation/ABI/testing/sysfs-driver-xen-blkfront
Normal file
|
|
@ -0,0 +1,10 @@
|
|||
What: /sys/module/xen_blkfront/parameters/max
|
||||
Date: June 2013
|
||||
KernelVersion: 3.11
|
||||
Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
|
||||
Description:
|
||||
Maximum number of segments that the frontend will negotiate
|
||||
with the backend for indirect descriptors. The default value
|
||||
is 32 - higher value means more potential throughput but more
|
||||
memory usage. The backend picks the minimum of the frontend
|
||||
and its default backend value.
|
||||
|
|
@ -84,7 +84,7 @@ X!Iinclude/linux/kobject.h
|
|||
|
||||
<sect1><title>Kernel utility functions</title>
|
||||
!Iinclude/linux/kernel.h
|
||||
!Ekernel/printk.c
|
||||
!Ekernel/printk/printk.c
|
||||
!Ekernel/panic.c
|
||||
!Ekernel/sys.c
|
||||
!Ekernel/rcupdate.c
|
||||
|
|
|
|||
|
|
@ -46,29 +46,33 @@ you format your backing devices and cache device at the same time, you won't
|
|||
have to manually attach:
|
||||
make-bcache -B /dev/sda /dev/sdb -C /dev/sdc
|
||||
|
||||
To make bcache devices known to the kernel, echo them to /sys/fs/bcache/register:
|
||||
bcache-tools now ships udev rules, and bcache devices are known to the kernel
|
||||
immediately. Without udev, you can manually register devices like this:
|
||||
|
||||
echo /dev/sdb > /sys/fs/bcache/register
|
||||
echo /dev/sdc > /sys/fs/bcache/register
|
||||
|
||||
To register your bcache devices automatically, you could add something like
|
||||
this to an init script:
|
||||
Registering the backing device makes the bcache device show up in /dev; you can
|
||||
now format it and use it as normal. But the first time using a new bcache
|
||||
device, it'll be running in passthrough mode until you attach it to a cache.
|
||||
See the section on attaching.
|
||||
|
||||
echo /dev/sd* > /sys/fs/bcache/register_quiet
|
||||
The devices show up as:
|
||||
|
||||
It'll look for bcache superblocks and ignore everything that doesn't have one.
|
||||
/dev/bcache<N>
|
||||
|
||||
Registering the backing device makes the bcache show up in /dev; you can now
|
||||
format it and use it as normal. But the first time using a new bcache device,
|
||||
it'll be running in passthrough mode until you attach it to a cache. See the
|
||||
section on attaching.
|
||||
As well as (with udev):
|
||||
|
||||
The devices show up at /dev/bcacheN, and can be controlled via sysfs from
|
||||
/sys/block/bcacheN/bcache:
|
||||
/dev/bcache/by-uuid/<uuid>
|
||||
/dev/bcache/by-label/<label>
|
||||
|
||||
To get started:
|
||||
|
||||
mkfs.ext4 /dev/bcache0
|
||||
mount /dev/bcache0 /mnt
|
||||
|
||||
You can control bcache devices through sysfs at /sys/block/bcache<N>/bcache .
|
||||
|
||||
Cache devices are managed as sets; multiple caches per set isn't supported yet
|
||||
but will allow for mirroring of metadata and dirty data in the future. Your new
|
||||
cache set shows up as /sys/fs/bcache/<UUID>
|
||||
|
|
@ -80,11 +84,11 @@ must be attached to your cache set to enable caching. Attaching a backing
|
|||
device to a cache set is done thusly, with the UUID of the cache set in
|
||||
/sys/fs/bcache:
|
||||
|
||||
echo <UUID> > /sys/block/bcache0/bcache/attach
|
||||
echo <CSET-UUID> > /sys/block/bcache0/bcache/attach
|
||||
|
||||
This only has to be done once. The next time you reboot, just reregister all
|
||||
your bcache devices. If a backing device has data in a cache somewhere, the
|
||||
/dev/bcache# device won't be created until the cache shows up - particularly
|
||||
/dev/bcache<N> device won't be created until the cache shows up - particularly
|
||||
important if you have writeback caching turned on.
|
||||
|
||||
If you're booting up and your cache device is gone and never coming back, you
|
||||
|
|
@ -191,6 +195,9 @@ want for getting the best possible numbers when benchmarking.
|
|||
|
||||
SYSFS - BACKING DEVICE:
|
||||
|
||||
Available at /sys/block/<bdev>/bcache, /sys/block/bcache*/bcache and
|
||||
(if attached) /sys/fs/bcache/<cset-uuid>/bdev*
|
||||
|
||||
attach
|
||||
Echo the UUID of a cache set to this file to enable caching.
|
||||
|
||||
|
|
@ -300,6 +307,8 @@ cache_readaheads
|
|||
|
||||
SYSFS - CACHE SET:
|
||||
|
||||
Available at /sys/fs/bcache/<cset-uuid>
|
||||
|
||||
average_key_size
|
||||
Average data per key in the btree.
|
||||
|
||||
|
|
@ -390,6 +399,8 @@ trigger_gc
|
|||
|
||||
SYSFS - CACHE DEVICE:
|
||||
|
||||
Available at /sys/block/<cdev>/bcache
|
||||
|
||||
block_size
|
||||
Minimum granularity of writes - should match hardware sector size.
|
||||
|
||||
|
|
|
|||
|
|
@ -98,6 +98,7 @@ clocks and IDs.
|
|||
fpm 83
|
||||
mpll_osc_sel 84
|
||||
mpll_sel 85
|
||||
spll_gate 86
|
||||
|
||||
Examples:
|
||||
|
||||
|
|
|
|||
|
|
@ -26,6 +26,7 @@ est ESTeem Wireless Modems
|
|||
fsl Freescale Semiconductor
|
||||
GEFanuc GE Fanuc Intelligent Platforms Embedded Systems, Inc.
|
||||
gef GE Fanuc Intelligent Platforms Embedded Systems, Inc.
|
||||
hisilicon Hisilicon Limited.
|
||||
hp Hewlett Packard
|
||||
ibm International Business Machines (IBM)
|
||||
idt Integrated Device Technologies, Inc.
|
||||
|
|
@ -43,6 +44,7 @@ nxp NXP Semiconductors
|
|||
onnn ON Semiconductor Corp.
|
||||
picochip Picochip Ltd
|
||||
powervr PowerVR (deprecated, use img)
|
||||
qca Qualcomm Atheros, Inc.
|
||||
qcom Qualcomm, Inc.
|
||||
ralink Mediatek/Ralink Technology Corp.
|
||||
ramtron Ramtron International
|
||||
|
|
|
|||
|
|
@ -11,14 +11,14 @@ for non English (read: Japanese) speakers and is not intended as a
|
|||
fork. So if you have any comments or updates for this file, please try
|
||||
to update the original English file first.
|
||||
|
||||
Last Updated: 2011/03/31
|
||||
Last Updated: 2013/07/19
|
||||
==================================
|
||||
これは、
|
||||
linux-2.6.38/Documentation/HOWTO
|
||||
linux-3.10/Documentation/HOWTO
|
||||
の和訳です。
|
||||
|
||||
翻訳団体： JF プロジェクト < http://www.linux.or.jp/JF/ >
|
||||
翻訳日： 2011/3/28
|
||||
翻訳団体： JF プロジェクト < http://linuxjf.sourceforge.jp/ >
|
||||
翻訳日： 2013/7/19
|
||||
翻訳者： Tsugikazu Shibata <tshibata at ab dot jp dot nec dot com>
|
||||
校正者： 松倉さん <nbh--mats at nifty dot com>
|
||||
小林 雅典さん (Masanori Kobayasi) <zap03216 at nifty dot ne dot jp>
|
||||
|
|
@ -245,7 +245,7 @@ Linux カーネルソースツリーの中に含まれる、きれいにし、
|
|||
自己参照方式で、索引がついた web 形式で、ソースコードを参照することが
|
||||
できます。この最新の素晴しいカーネルコードのリポジトリは以下で見つかり
|
||||
ます-
|
||||
http://sosdg.org/~qiyong/lxr/
|
||||
http://lxr.linux.no/+trees
|
||||
|
||||
開発プロセス
|
||||
-----------------------
|
||||
|
|
@ -253,24 +253,24 @@ Linux カーネルソースツリーの中に含まれる、きれいにし、
|
|||
Linux カーネルの開発プロセスは現在幾つかの異なるメインカーネル「ブラン
|
||||
チ」と多数のサブシステム毎のカーネルブランチから構成されます。
|
||||
これらのブランチとは-
|
||||
- メインの 2.6.x カーネルツリー
|
||||
- 2.6.x.y -stable カーネルツリー
|
||||
- 2.6.x -git カーネルパッチ
|
||||
- メインの 3.x カーネルツリー
|
||||
- 3.x.y -stable カーネルツリー
|
||||
- 3.x -git カーネルパッチ
|
||||
- サブシステム毎のカーネルツリーとパッチ
|
||||
- 統合テストのための 2.6.x -next カーネルツリー
|
||||
- 統合テストのための 3.x -next カーネルツリー
|
||||
|
||||
2.6.x カーネルツリー
|
||||
3.x カーネルツリー
|
||||
-----------------
|
||||
|
||||
2.6.x カーネルは Linus Torvalds によってメンテナンスされ、kernel.org
|
||||
の pub/linux/kernel/v2.6/ ディレクトリに存在します。この開発プロセスは
|
||||
3.x カーネルは Linus Torvalds によってメンテナンスされ、kernel.org
|
||||
の pub/linux/kernel/v3.x/ ディレクトリに存在します。この開発プロセスは
|
||||
以下のとおり-
|
||||
|
||||
- 新しいカーネルがリリースされた直後に、2週間の特別期間が設けられ、
|
||||
この期間中に、メンテナ達は Linus に大きな差分を送ることができます。
|
||||
このような差分は通常 -next カーネルに数週間含まれてきたパッチです。
|
||||
大きな変更は git(カーネルのソース管理ツール、詳細は
|
||||
http://git-scm.com/ 参照) を使って送るのが好ましいやり方ですが、パッ
|
||||
http://git-scm.com/ 参照) を使って送るのが好ましいやり方ですが、パッ
|
||||
チファイルの形式のまま送るのでも十分です。
|
||||
|
||||
- 2週間後、-rc1 カーネルがリリースされ、この後にはカーネル全体の安定
|
||||
|
|
@ -302,20 +302,20 @@ Andrew Morton が Linux-kernel メーリングリストにカーネルリリー
|
|||
実に認識されたバグの状況によりリリースされるのであり、前もって決めら
|
||||
れた計画によってリリースされるものではないからです。」
|
||||
|
||||
2.6.x.y -stable カーネルツリー
|
||||
3.x.y -stable カーネルツリー
|
||||
---------------------------
|
||||
|
||||
バージョン番号が4つの数字に分かれているカーネルは -stable カーネルです。
|
||||
これには、2.6.x カーネルで見つかったセキュリティ問題や重大な後戻りに対
|
||||
バージョン番号が3つの数字に分かれているカーネルは -stable カーネルです。
|
||||
これには、3.x カーネルで見つかったセキュリティ問題や重大な後戻りに対
|
||||
する比較的小さい重要な修正が含まれます。
|
||||
|
||||
これは、開発/実験的バージョンのテストに協力することに興味が無く、
|
||||
最新の安定したカーネルを使いたいユーザに推奨するブランチです。
|
||||
|
||||
もし、2.6.x.y カーネルが存在しない場合には、番号が一番大きい 2.6.x が
|
||||
もし、3.x.y カーネルが存在しない場合には、番号が一番大きい 3.x が
|
||||
最新の安定版カーネルです。
|
||||
|
||||
2.6.x.y は "stable" チーム <stable@kernel.org> でメンテされており、必
|
||||
3.x.y は "stable" チーム <stable@kernel.org> でメンテされており、必
|
||||
要に応じてリリースされます。通常のリリース期間は 2週間毎ですが、差し迫っ
|
||||
た問題がなければもう少し長くなることもあります。セキュリティ関連の問題
|
||||
の場合はこれに対してだいたいの場合、すぐにリリースがされます。
|
||||
|
|
@ -324,7 +324,7 @@ Andrew Morton が Linux-kernel メーリングリストにカーネルリリー
|
|||
イルにはどのような種類の変更が -stable ツリーに受け入れ可能か、またリ
|
||||
リースプロセスがどう動くかが記述されています。
|
||||
|
||||
2.6.x -git パッチ
|
||||
3.x -git パッチ
|
||||
------------------
|
||||
|
||||
git リポジトリで管理されているLinus のカーネルツリーの毎日のスナップ
|
||||
|
|
@ -358,14 +358,14 @@ quilt シリーズとして公開されているパッチキューも使われ
|
|||
をつけることができます。大部分のこれらの patchwork のサイトは
|
||||
http://patchwork.kernel.org/ でリストされています。
|
||||
|
||||
統合テストのための 2.6.x -next カーネルツリー
|
||||
統合テストのための 3.x -next カーネルツリー
|
||||
---------------------------------------------
|
||||
|
||||
サブシステムツリーの更新内容がメインラインの 2.6.x ツリーにマージされ
|
||||
サブシステムツリーの更新内容がメインラインの 3.x ツリーにマージされ
|
||||
る前に、それらは統合テストされる必要があります。この目的のため、実質的
|
||||
に全サブシステムツリーからほぼ毎日プルされてできる特別なテスト用のリ
|
||||
ポジトリが存在します-
|
||||
http://git.kernel.org/?p=linux/kernel/git/sfr/linux-next.git
|
||||
http://git.kernel.org/?p=linux/kernel/git/next/linux-next.git
|
||||
http://linux.f-seidel.de/linux-next/pmwiki/
|
||||
|
||||
このやり方によって、-next カーネルは次のマージ機会でどんなものがメイン
|
||||
|
|
|
|||
|
|
@ -52,7 +52,7 @@ Default: 64
|
|||
|
||||
busy_read
|
||||
----------------
|
||||
Low latency busy poll timeout for socket reads. (needs CONFIG_NET_LL_RX_POLL)
|
||||
Low latency busy poll timeout for socket reads. (needs CONFIG_NET_RX_BUSY_POLL)
|
||||
Approximate time in us to busy loop waiting for packets on the device queue.
|
||||
This sets the default value of the SO_BUSY_POLL socket option.
|
||||
Can be set or overridden per socket by setting socket option SO_BUSY_POLL,
|
||||
|
|
@ -63,7 +63,7 @@ Default: 0 (off)
|
|||
|
||||
busy_poll
|
||||
----------------
|
||||
Low latency busy poll timeout for poll and select. (needs CONFIG_NET_LL_RX_POLL)
|
||||
Low latency busy poll timeout for poll and select. (needs CONFIG_NET_RX_BUSY_POLL)
|
||||
Approximate time in us to busy loop waiting for events.
|
||||
Recommended value depends on the number of sockets you poll on.
|
||||
For several sockets 50, for several hundreds 100.
|
||||
|
|
|
|||
50
MAINTAINERS
50
MAINTAINERS
|
|
@ -1406,7 +1406,7 @@ ATHEROS ATH6KL WIRELESS DRIVER
|
|||
M: Kalle Valo <kvalo@qca.qualcomm.com>
|
||||
L: linux-wireless@vger.kernel.org
|
||||
W: http://wireless.kernel.org/en/users/Drivers/ath6kl
|
||||
T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath6kl.git
|
||||
T: git git://github.com/kvalo/ath.git
|
||||
S: Supported
|
||||
F: drivers/net/wireless/ath/ath6kl/
|
||||
|
||||
|
|
@ -1642,7 +1642,7 @@ S: Maintained
|
|||
F: drivers/net/hamradio/baycom*
|
||||
|
||||
BCACHE (BLOCK LAYER CACHE)
|
||||
M: Kent Overstreet <koverstreet@google.com>
|
||||
M: Kent Overstreet <kmo@daterainc.com>
|
||||
L: linux-bcache@vger.kernel.org
|
||||
W: http://bcache.evilpiepirate.org
|
||||
S: Maintained:
|
||||
|
|
@ -2871,7 +2871,7 @@ F: drivers/media/usb/dvb-usb-v2/dvb_usb*
|
|||
F: drivers/media/usb/dvb-usb-v2/usb_urb.c
|
||||
|
||||
DYNAMIC DEBUG
|
||||
M: Jason Baron <jbaron@redhat.com>
|
||||
M: Jason Baron <jbaron@akamai.com>
|
||||
S: Maintained
|
||||
F: lib/dynamic_debug.c
|
||||
F: include/linux/dynamic_debug.h
|
||||
|
|
@ -3346,7 +3346,7 @@ F: Documentation/firmware_class/
|
|||
F: drivers/base/firmware*.c
|
||||
F: include/linux/firmware.h
|
||||
|
||||
FLASHSYSTEM DRIVER (IBM FlashSystem 70/80 PCI SSD Flash Card)
|
||||
FLASH ADAPTER DRIVER (IBM Flash Adapter 900GB Full Height PCI Flash Card)
|
||||
M: Joshua Morris <josh.h.morris@us.ibm.com>
|
||||
M: Philip Kelleher <pjk1939@linux.vnet.ibm.com>
|
||||
S: Maintained
|
||||
|
|
@ -3622,11 +3622,9 @@ F: drivers/isdn/gigaset/
|
|||
F: include/uapi/linux/gigaset_dev.h
|
||||
|
||||
GPIO SUBSYSTEM
|
||||
M: Grant Likely <grant.likely@linaro.org>
|
||||
M: Linus Walleij <linus.walleij@linaro.org>
|
||||
S: Maintained
|
||||
L: linux-gpio@vger.kernel.org
|
||||
T: git git://git.secretlab.ca/git/linux-2.6.git
|
||||
F: Documentation/gpio.txt
|
||||
F: drivers/gpio/
|
||||
F: include/linux/gpio*
|
||||
|
|
@ -4472,8 +4470,6 @@ F: drivers/irqchip/
|
|||
|
||||
IRQ DOMAINS (IRQ NUMBER MAPPING LIBRARY)
|
||||
M: Benjamin Herrenschmidt <benh@kernel.crashing.org>
|
||||
M: Grant Likely <grant.likely@linaro.org>
|
||||
T: git git://git.secretlab.ca/git/linux-2.6.git irqdomain/next
|
||||
S: Maintained
|
||||
F: Documentation/IRQ-domain.txt
|
||||
F: include/linux/irqdomain.h
|
||||
|
|
@ -4990,7 +4986,7 @@ F: arch/powerpc/platforms/44x/
|
|||
|
||||
LINUX FOR POWERPC EMBEDDED XILINX VIRTEX
|
||||
L: linuxppc-dev@lists.ozlabs.org
|
||||
S: Unmaintained
|
||||
S: Orphan
|
||||
F: arch/powerpc/*/*virtex*
|
||||
F: arch/powerpc/*/*/*virtex*
|
||||
|
||||
|
|
@ -5886,7 +5882,7 @@ OMAP DEVICE TREE SUPPORT
|
|||
M: Benoît Cousson <b-cousson@ti.com>
|
||||
M: Tony Lindgren <tony@atomide.com>
|
||||
L: linux-omap@vger.kernel.org
|
||||
L: devicetree-discuss@lists.ozlabs.org (moderated for non-subscribers)
|
||||
L: devicetree@vger.kernel.org
|
||||
S: Maintained
|
||||
F: arch/arm/boot/dts/*omap*
|
||||
F: arch/arm/boot/dts/*am3*
|
||||
|
|
@ -6050,17 +6046,28 @@ F: drivers/i2c/busses/i2c-ocores.c
|
|||
OPEN FIRMWARE AND FLATTENED DEVICE TREE
|
||||
M: Grant Likely <grant.likely@linaro.org>
|
||||
M: Rob Herring <rob.herring@calxeda.com>
|
||||
L: devicetree-discuss@lists.ozlabs.org (moderated for non-subscribers)
|
||||
L: devicetree@vger.kernel.org
|
||||
W: http://fdt.secretlab.ca
|
||||
T: git git://git.secretlab.ca/git/linux-2.6.git
|
||||
S: Maintained
|
||||
F: Documentation/devicetree
|
||||
F: drivers/of
|
||||
F: drivers/of/
|
||||
F: include/linux/of*.h
|
||||
F: scripts/dtc
|
||||
F: scripts/dtc/
|
||||
K: of_get_property
|
||||
K: of_match_table
|
||||
|
||||
OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS
|
||||
M: Rob Herring <rob.herring@calxeda.com>
|
||||
M: Pawel Moll <pawel.moll@arm.com>
|
||||
M: Mark Rutland <mark.rutland@arm.com>
|
||||
M: Stephen Warren <swarren@wwwdotorg.org>
|
||||
M: Ian Campbell <ian.campbell@citrix.com>
|
||||
L: devicetree@vger.kernel.org
|
||||
S: Maintained
|
||||
F: Documentation/devicetree/
|
||||
F: arch/*/boot/dts/
|
||||
F: include/dt-bindings/
|
||||
|
||||
OPENRISC ARCHITECTURE
|
||||
M: Jonas Bonn <jonas@southpole.se>
|
||||
W: http://openrisc.net
|
||||
|
|
@ -6719,6 +6726,14 @@ T: git git://linuxtv.org/anttip/media_tree.git
|
|||
S: Maintained
|
||||
F: drivers/media/tuners/qt1010*
|
||||
|
||||
QUALCOMM ATHEROS ATH10K WIRELESS DRIVER
|
||||
M: Kalle Valo <kvalo@qca.qualcomm.com>
|
||||
L: ath10k@lists.infradead.org
|
||||
W: http://wireless.kernel.org/en/users/Drivers/ath10k
|
||||
T: git git://github.com/kvalo/ath.git
|
||||
S: Supported
|
||||
F: drivers/net/wireless/ath/ath10k/
|
||||
|
||||
QUALCOMM HEXAGON ARCHITECTURE
|
||||
M: Richard Kuo <rkuo@codeaurora.org>
|
||||
L: linux-hexagon@vger.kernel.org
|
||||
|
|
@ -7747,7 +7762,6 @@ F: drivers/clk/spear/
|
|||
|
||||
SPI SUBSYSTEM
|
||||
M: Mark Brown <broonie@kernel.org>
|
||||
M: Grant Likely <grant.likely@linaro.org>
|
||||
L: linux-spi@vger.kernel.org
|
||||
T: git git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git
|
||||
Q: http://patchwork.kernel.org/project/spi-devel-general/list/
|
||||
|
|
@ -7813,7 +7827,7 @@ F: drivers/staging/asus_oled/
|
|||
|
||||
STAGING - COMEDI
|
||||
M: Ian Abbott <abbotti@mev.co.uk>
|
||||
M: Mori Hess <fmhess@users.sourceforge.net>
|
||||
M: H Hartley Sweeten <hsweeten@visionengravers.com>
|
||||
S: Odd Fixes
|
||||
F: drivers/staging/comedi/
|
||||
|
||||
|
|
@ -8265,7 +8279,7 @@ S: Maintained
|
|||
F: sound/soc/codecs/twl4030*
|
||||
|
||||
TI WILINK WIRELESS DRIVERS
|
||||
M: Luciano Coelho <coelho@ti.com>
|
||||
M: Luciano Coelho <luca@coelho.fi>
|
||||
L: linux-wireless@vger.kernel.org
|
||||
W: http://wireless.kernel.org/en/users/Drivers/wl12xx
|
||||
W: http://wireless.kernel.org/en/users/Drivers/wl1251
|
||||
|
|
@ -9289,7 +9303,7 @@ S: Maintained
|
|||
F: drivers/net/ethernet/xilinx/xilinx_axienet*
|
||||
|
||||
XILINX SYSTEMACE DRIVER
|
||||
S: Unmaintained
|
||||
S: Orphan
|
||||
F: drivers/block/xsysace.c
|
||||
|
||||
XILINX UARTLITE SERIAL DRIVER
|
||||
|
|
|
|||
2
Makefile
2
Makefile
|
|
@ -1,7 +1,7 @@
|
|||
VERSION = 3
|
||||
PATCHLEVEL = 11
|
||||
SUBLEVEL = 0
|
||||
EXTRAVERSION = -rc1
|
||||
EXTRAVERSION = -rc3
|
||||
NAME = Linux for Workgroups
|
||||
|
||||
# *DOCUMENTATION*
|
||||
|
|
|
|||
|
|
@ -15,6 +15,7 @@ config ALPHA
|
|||
select ARCH_WANT_OPTIONAL_GPIOLIB
|
||||
select ARCH_WANT_IPC_PARSE_VERSION
|
||||
select ARCH_HAVE_NMI_SAFE_CMPXCHG
|
||||
select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
|
||||
select GENERIC_SMP_IDLE_THREAD
|
||||
select GENERIC_CMOS_UPDATE
|
||||
select GENERIC_STRNCPY_FROM_USER
|
||||
|
|
|
|||
|
|
@ -186,17 +186,24 @@ static __inline__ long atomic64_sub_return(long i, atomic64_t * v)
|
|||
*/
|
||||
static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u)
|
||||
{
|
||||
int c, old;
|
||||
c = atomic_read(v);
|
||||
for (;;) {
|
||||
if (unlikely(c == (u)))
|
||||
break;
|
||||
old = atomic_cmpxchg((v), c, c + (a));
|
||||
if (likely(old == c))
|
||||
break;
|
||||
c = old;
|
||||
}
|
||||
return c;
|
||||
int c, new, old;
|
||||
smp_mb();
|
||||
__asm__ __volatile__(
|
||||
"1: ldl_l %[old],%[mem]\n"
|
||||
" cmpeq %[old],%[u],%[c]\n"
|
||||
" addl %[old],%[a],%[new]\n"
|
||||
" bne %[c],2f\n"
|
||||
" stl_c %[new],%[mem]\n"
|
||||
" beq %[new],3f\n"
|
||||
"2:\n"
|
||||
".subsection 2\n"
|
||||
"3: br 1b\n"
|
||||
".previous"
|
||||
: [old] "=&r"(old), [new] "=&r"(new), [c] "=&r"(c)
|
||||
: [mem] "m"(*v), [a] "rI"(a), [u] "rI"((long)u)
|
||||
: "memory");
|
||||
smp_mb();
|
||||
return old;
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -207,21 +214,56 @@ static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u)
|
|||
* @u: ...unless v is equal to u.
|
||||
*
|
||||
* Atomically adds @a to @v, so long as it was not @u.
|
||||
* Returns the old value of @v.
|
||||
* Returns true iff @v was not @u.
|
||||
*/
|
||||
static __inline__ int atomic64_add_unless(atomic64_t *v, long a, long u)
|
||||
{
|
||||
long c, old;
|
||||
c = atomic64_read(v);
|
||||
for (;;) {
|
||||
if (unlikely(c == (u)))
|
||||
break;
|
||||
old = atomic64_cmpxchg((v), c, c + (a));
|
||||
if (likely(old == c))
|
||||
break;
|
||||
c = old;
|
||||
}
|
||||
return c != (u);
|
||||
long c, tmp;
|
||||
smp_mb();
|
||||
__asm__ __volatile__(
|
||||
"1: ldq_l %[tmp],%[mem]\n"
|
||||
" cmpeq %[tmp],%[u],%[c]\n"
|
||||
" addq %[tmp],%[a],%[tmp]\n"
|
||||
" bne %[c],2f\n"
|
||||
" stq_c %[tmp],%[mem]\n"
|
||||
" beq %[tmp],3f\n"
|
||||
"2:\n"
|
||||
".subsection 2\n"
|
||||
"3: br 1b\n"
|
||||
".previous"
|
||||
: [tmp] "=&r"(tmp), [c] "=&r"(c)
|
||||
: [mem] "m"(*v), [a] "rI"(a), [u] "rI"(u)
|
||||
: "memory");
|
||||
smp_mb();
|
||||
return !c;
|
||||
}
|
||||
|
||||
/*
|
||||
* atomic64_dec_if_positive - decrement by 1 if old value positive
|
||||
* @v: pointer of type atomic_t
|
||||
*
|
||||
* The function returns the old value of *v minus 1, even if
|
||||
* the atomic variable, v, was not decremented.
|
||||
*/
|
||||
static inline long atomic64_dec_if_positive(atomic64_t *v)
|
||||
{
|
||||
long old, tmp;
|
||||
smp_mb();
|
||||
__asm__ __volatile__(
|
||||
"1: ldq_l %[old],%[mem]\n"
|
||||
" subq %[old],1,%[tmp]\n"
|
||||
" ble %[old],2f\n"
|
||||
" stq_c %[tmp],%[mem]\n"
|
||||
" beq %[tmp],3f\n"
|
||||
"2:\n"
|
||||
".subsection 2\n"
|
||||
"3: br 1b\n"
|
||||
".previous"
|
||||
: [old] "=&r"(old), [tmp] "=&r"(tmp)
|
||||
: [mem] "m"(*v)
|
||||
: "memory");
|
||||
smp_mb();
|
||||
return old - 1;
|
||||
}
|
||||
|
||||
#define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0)
|
||||
|
|
|
|||
|
|
@ -3,7 +3,9 @@
|
|||
|
||||
#include <uapi/asm/param.h>
|
||||
|
||||
#define HZ CONFIG_HZ
|
||||
#define USER_HZ HZ
|
||||
# define CLOCKS_PER_SEC HZ /* frequency at which times() counts */
|
||||
# undef HZ
|
||||
# define HZ CONFIG_HZ
|
||||
# define USER_HZ 1024
|
||||
# define CLOCKS_PER_SEC USER_HZ /* frequency at which times() counts */
|
||||
|
||||
#endif /* _ASM_ALPHA_PARAM_H */
|
||||
|
|
|
|||
|
|
@ -168,8 +168,4 @@ static inline void arch_write_unlock(arch_rwlock_t * lock)
|
|||
#define arch_read_lock_flags(lock, flags) arch_read_lock(lock)
|
||||
#define arch_write_lock_flags(lock, flags) arch_write_lock(lock)
|
||||
|
||||
#define arch_spin_relax(lock) cpu_relax()
|
||||
#define arch_read_relax(lock) cpu_relax()
|
||||
#define arch_write_relax(lock) cpu_relax()
|
||||
|
||||
#endif /* _ALPHA_SPINLOCK_H */
|
||||
|
|
|
|||
|
|
@ -3,8 +3,7 @@
|
|||
|
||||
#include <uapi/asm/unistd.h>
|
||||
|
||||
|
||||
#define NR_SYSCALLS 506
|
||||
#define NR_SYSCALLS 508
|
||||
|
||||
#define __ARCH_WANT_OLD_READDIR
|
||||
#define __ARCH_WANT_STAT64
|
||||
|
|
|
|||
|
|
@ -1,13 +1,7 @@
|
|||
#ifndef _UAPI_ASM_ALPHA_PARAM_H
|
||||
#define _UAPI_ASM_ALPHA_PARAM_H
|
||||
|
||||
/* ??? Gross. I don't want to parameterize this, and supposedly the
|
||||
hardware ignores reprogramming. We also need userland buy-in to the
|
||||
change in HZ, since this is visible in the wait4 resources etc. */
|
||||
|
||||
#ifndef __KERNEL__
|
||||
#define HZ 1024
|
||||
#endif
|
||||
|
||||
#define EXEC_PAGESIZE 8192
|
||||
|
||||
|
|
@ -17,5 +11,4 @@
|
|||
|
||||
#define MAXHOSTNAMELEN 64 /* max length of hostname */
|
||||
|
||||
|
||||
#endif /* _UAPI_ASM_ALPHA_PARAM_H */
|
||||
|
|
|
|||
|
|
@ -467,5 +467,7 @@
|
|||
#define __NR_sendmmsg 503
|
||||
#define __NR_process_vm_readv 504
|
||||
#define __NR_process_vm_writev 505
|
||||
#define __NR_kcmp 506
|
||||
#define __NR_finit_module 507
|
||||
|
||||
#endif /* _UAPI_ALPHA_UNISTD_H */
|
||||
|
|
|
|||
|
|
@ -12,11 +12,32 @@
|
|||
|
||||
.text
|
||||
.set noat
|
||||
.cfi_sections .debug_frame
|
||||
|
||||
/* Stack offsets. */
|
||||
#define SP_OFF 184
|
||||
#define SWITCH_STACK_SIZE 320
|
||||
|
||||
.macro CFI_START_OSF_FRAME func
|
||||
.align 4
|
||||
.globl \func
|
||||
.type \func,@function
|
||||
\func:
|
||||
.cfi_startproc simple
|
||||
.cfi_return_column 64
|
||||
.cfi_def_cfa $sp, 48
|
||||
.cfi_rel_offset 64, 8
|
||||
.cfi_rel_offset $gp, 16
|
||||
.cfi_rel_offset $16, 24
|
||||
.cfi_rel_offset $17, 32
|
||||
.cfi_rel_offset $18, 40
|
||||
.endm
|
||||
|
||||
.macro CFI_END_OSF_FRAME func
|
||||
.cfi_endproc
|
||||
.size \func, . - \func
|
||||
.endm
|
||||
|
||||
/*
|
||||
* This defines the normal kernel pt-regs layout.
|
||||
*
|
||||
|
|
@ -27,100 +48,158 @@
|
|||
* the palcode-provided values are available to the signal handler.
|
||||
*/
|
||||
|
||||
#define SAVE_ALL \
|
||||
subq $sp, SP_OFF, $sp; \
|
||||
stq $0, 0($sp); \
|
||||
stq $1, 8($sp); \
|
||||
stq $2, 16($sp); \
|
||||
stq $3, 24($sp); \
|
||||
stq $4, 32($sp); \
|
||||
stq $28, 144($sp); \
|
||||
lda $2, alpha_mv; \
|
||||
stq $5, 40($sp); \
|
||||
stq $6, 48($sp); \
|
||||
stq $7, 56($sp); \
|
||||
stq $8, 64($sp); \
|
||||
stq $19, 72($sp); \
|
||||
stq $20, 80($sp); \
|
||||
stq $21, 88($sp); \
|
||||
ldq $2, HAE_CACHE($2); \
|
||||
stq $22, 96($sp); \
|
||||
stq $23, 104($sp); \
|
||||
stq $24, 112($sp); \
|
||||
stq $25, 120($sp); \
|
||||
stq $26, 128($sp); \
|
||||
stq $27, 136($sp); \
|
||||
stq $2, 152($sp); \
|
||||
stq $16, 160($sp); \
|
||||
stq $17, 168($sp); \
|
||||
.macro SAVE_ALL
|
||||
subq $sp, SP_OFF, $sp
|
||||
.cfi_adjust_cfa_offset SP_OFF
|
||||
stq $0, 0($sp)
|
||||
stq $1, 8($sp)
|
||||
stq $2, 16($sp)
|
||||
stq $3, 24($sp)
|
||||
stq $4, 32($sp)
|
||||
stq $28, 144($sp)
|
||||
.cfi_rel_offset $0, 0
|
||||
.cfi_rel_offset $1, 8
|
||||
.cfi_rel_offset $2, 16
|
||||
.cfi_rel_offset $3, 24
|
||||
.cfi_rel_offset $4, 32
|
||||
.cfi_rel_offset $28, 144
|
||||
lda $2, alpha_mv
|
||||
stq $5, 40($sp)
|
||||
stq $6, 48($sp)
|
||||
stq $7, 56($sp)
|
||||
stq $8, 64($sp)
|
||||
stq $19, 72($sp)
|
||||
stq $20, 80($sp)
|
||||
stq $21, 88($sp)
|
||||
ldq $2, HAE_CACHE($2)
|
||||
stq $22, 96($sp)
|
||||
stq $23, 104($sp)
|
||||
stq $24, 112($sp)
|
||||
stq $25, 120($sp)
|
||||
stq $26, 128($sp)
|
||||
stq $27, 136($sp)
|
||||
stq $2, 152($sp)
|
||||
stq $16, 160($sp)
|
||||
stq $17, 168($sp)
|
||||
stq $18, 176($sp)
|
||||
.cfi_rel_offset $5, 40
|
||||
.cfi_rel_offset $6, 48
|
||||
.cfi_rel_offset $7, 56
|
||||
.cfi_rel_offset $8, 64
|
||||
.cfi_rel_offset $19, 72
|
||||
.cfi_rel_offset $20, 80
|
||||
.cfi_rel_offset $21, 88
|
||||
.cfi_rel_offset $22, 96
|
||||
.cfi_rel_offset $23, 104
|
||||
.cfi_rel_offset $24, 112
|
||||
.cfi_rel_offset $25, 120
|
||||
.cfi_rel_offset $26, 128
|
||||
.cfi_rel_offset $27, 136
|
||||
.endm
|
||||
|
||||
#define RESTORE_ALL \
|
||||
lda $19, alpha_mv; \
|
||||
ldq $0, 0($sp); \
|
||||
ldq $1, 8($sp); \
|
||||
ldq $2, 16($sp); \
|
||||
ldq $3, 24($sp); \
|
||||
ldq $21, 152($sp); \
|
||||
ldq $20, HAE_CACHE($19); \
|
||||
ldq $4, 32($sp); \
|
||||
ldq $5, 40($sp); \
|
||||
ldq $6, 48($sp); \
|
||||
ldq $7, 56($sp); \
|
||||
subq $20, $21, $20; \
|
||||
ldq $8, 64($sp); \
|
||||
beq $20, 99f; \
|
||||
ldq $20, HAE_REG($19); \
|
||||
stq $21, HAE_CACHE($19); \
|
||||
stq $21, 0($20); \
|
||||
99:; \
|
||||
ldq $19, 72($sp); \
|
||||
ldq $20, 80($sp); \
|
||||
ldq $21, 88($sp); \
|
||||
ldq $22, 96($sp); \
|
||||
ldq $23, 104($sp); \
|
||||
ldq $24, 112($sp); \
|
||||
ldq $25, 120($sp); \
|
||||
ldq $26, 128($sp); \
|
||||
ldq $27, 136($sp); \
|
||||
ldq $28, 144($sp); \
|
||||
.macro RESTORE_ALL
|
||||
lda $19, alpha_mv
|
||||
ldq $0, 0($sp)
|
||||
ldq $1, 8($sp)
|
||||
ldq $2, 16($sp)
|
||||
ldq $3, 24($sp)
|
||||
ldq $21, 152($sp)
|
||||
ldq $20, HAE_CACHE($19)
|
||||
ldq $4, 32($sp)
|
||||
ldq $5, 40($sp)
|
||||
ldq $6, 48($sp)
|
||||
ldq $7, 56($sp)
|
||||
subq $20, $21, $20
|
||||
ldq $8, 64($sp)
|
||||
beq $20, 99f
|
||||
ldq $20, HAE_REG($19)
|
||||
stq $21, HAE_CACHE($19)
|
||||
stq $21, 0($20)
|
||||
99: ldq $19, 72($sp)
|
||||
ldq $20, 80($sp)
|
||||
ldq $21, 88($sp)
|
||||
ldq $22, 96($sp)
|
||||
ldq $23, 104($sp)
|
||||
ldq $24, 112($sp)
|
||||
ldq $25, 120($sp)
|
||||
ldq $26, 128($sp)
|
||||
ldq $27, 136($sp)
|
||||
ldq $28, 144($sp)
|
||||
addq $sp, SP_OFF, $sp
|
||||
.cfi_restore $0
|
||||
.cfi_restore $1
|
||||
.cfi_restore $2
|
||||
.cfi_restore $3
|
||||
.cfi_restore $4
|
||||
.cfi_restore $5
|
||||
.cfi_restore $6
|
||||
.cfi_restore $7
|
||||
.cfi_restore $8
|
||||
.cfi_restore $19
|
||||
.cfi_restore $20
|
||||
.cfi_restore $21
|
||||
.cfi_restore $22
|
||||
.cfi_restore $23
|
||||
.cfi_restore $24
|
||||
.cfi_restore $25
|
||||
.cfi_restore $26
|
||||
.cfi_restore $27
|
||||
.cfi_restore $28
|
||||
.cfi_adjust_cfa_offset -SP_OFF
|
||||
.endm
|
||||
|
||||
.macro DO_SWITCH_STACK
|
||||
bsr $1, do_switch_stack
|
||||
.cfi_adjust_cfa_offset SWITCH_STACK_SIZE
|
||||
.cfi_rel_offset $9, 0
|
||||
.cfi_rel_offset $10, 8
|
||||
.cfi_rel_offset $11, 16
|
||||
.cfi_rel_offset $12, 24
|
||||
.cfi_rel_offset $13, 32
|
||||
.cfi_rel_offset $14, 40
|
||||
.cfi_rel_offset $15, 48
|
||||
/* We don't really care about the FP registers for debugging. */
|
||||
.endm
|
||||
|
||||
.macro UNDO_SWITCH_STACK
|
||||
bsr $1, undo_switch_stack
|
||||
.cfi_restore $9
|
||||
.cfi_restore $10
|
||||
.cfi_restore $11
|
||||
.cfi_restore $12
|
||||
.cfi_restore $13
|
||||
.cfi_restore $14
|
||||
.cfi_restore $15
|
||||
.cfi_adjust_cfa_offset -SWITCH_STACK_SIZE
|
||||
.endm
|
||||
|
||||
/*
|
||||
* Non-syscall kernel entry points.
|
||||
*/
|
||||
|
||||
.align 4
|
||||
.globl entInt
|
||||
.ent entInt
|
||||
entInt:
|
||||
CFI_START_OSF_FRAME entInt
|
||||
SAVE_ALL
|
||||
lda $8, 0x3fff
|
||||
lda $26, ret_from_sys_call
|
||||
bic $sp, $8, $8
|
||||
mov $sp, $19
|
||||
jsr $31, do_entInt
|
||||
.end entInt
|
||||
CFI_END_OSF_FRAME entInt
|
||||
|
||||
.align 4
|
||||
.globl entArith
|
||||
.ent entArith
|
||||
entArith:
|
||||
CFI_START_OSF_FRAME entArith
|
||||
SAVE_ALL
|
||||
lda $8, 0x3fff
|
||||
lda $26, ret_from_sys_call
|
||||
bic $sp, $8, $8
|
||||
mov $sp, $18
|
||||
jsr $31, do_entArith
|
||||
.end entArith
|
||||
CFI_END_OSF_FRAME entArith
|
||||
|
||||
.align 4
|
||||
.globl entMM
|
||||
.ent entMM
|
||||
entMM:
|
||||
CFI_START_OSF_FRAME entMM
|
||||
SAVE_ALL
|
||||
/* save $9 - $15 so the inline exception code can manipulate them. */
|
||||
subq $sp, 56, $sp
|
||||
.cfi_adjust_cfa_offset 56
|
||||
stq $9, 0($sp)
|
||||
stq $10, 8($sp)
|
||||
stq $11, 16($sp)
|
||||
|
|
@ -128,6 +207,13 @@ entMM:
|
|||
stq $13, 32($sp)
|
||||
stq $14, 40($sp)
|
||||
stq $15, 48($sp)
|
||||
.cfi_rel_offset $9, 0
|
||||
.cfi_rel_offset $10, 8
|
||||
.cfi_rel_offset $11, 16
|
||||
.cfi_rel_offset $12, 24
|
||||
.cfi_rel_offset $13, 32
|
||||
.cfi_rel_offset $14, 40
|
||||
.cfi_rel_offset $15, 48
|
||||
addq $sp, 56, $19
|
||||
/* handle the fault */
|
||||
lda $8, 0x3fff
|
||||
|
|
@ -142,28 +228,33 @@ entMM:
|
|||
ldq $14, 40($sp)
|
||||
ldq $15, 48($sp)
|
||||
addq $sp, 56, $sp
|
||||
.cfi_restore $9
|
||||
.cfi_restore $10
|
||||
.cfi_restore $11
|
||||
.cfi_restore $12
|
||||
.cfi_restore $13
|
||||
.cfi_restore $14
|
||||
.cfi_restore $15
|
||||
.cfi_adjust_cfa_offset -56
|
||||
/* finish up the syscall as normal. */
|
||||
br ret_from_sys_call
|
||||
.end entMM
|
||||
CFI_END_OSF_FRAME entMM
|
||||
|
||||
.align 4
|
||||
.globl entIF
|
||||
.ent entIF
|
||||
entIF:
|
||||
CFI_START_OSF_FRAME entIF
|
||||
SAVE_ALL
|
||||
lda $8, 0x3fff
|
||||
lda $26, ret_from_sys_call
|
||||
bic $sp, $8, $8
|
||||
mov $sp, $17
|
||||
jsr $31, do_entIF
|
||||
.end entIF
|
||||
CFI_END_OSF_FRAME entIF
|
||||
|
||||
.align 4
|
||||
.globl entUna
|
||||
.ent entUna
|
||||
entUna:
|
||||
CFI_START_OSF_FRAME entUna
|
||||
lda $sp, -256($sp)
|
||||
.cfi_adjust_cfa_offset 256
|
||||
stq $0, 0($sp)
|
||||
.cfi_rel_offset $0, 0
|
||||
.cfi_remember_state
|
||||
ldq $0, 256($sp) /* get PS */
|
||||
stq $1, 8($sp)
|
||||
stq $2, 16($sp)
|
||||
|
|
@ -195,6 +286,32 @@ entUna:
|
|||
stq $28, 224($sp)
|
||||
mov $sp, $19
|
||||
stq $gp, 232($sp)
|
||||
.cfi_rel_offset $1, 1*8
|
||||
.cfi_rel_offset $2, 2*8
|
||||
.cfi_rel_offset $3, 3*8
|
||||
.cfi_rel_offset $4, 4*8
|
||||
.cfi_rel_offset $5, 5*8
|
||||
.cfi_rel_offset $6, 6*8
|
||||
.cfi_rel_offset $7, 7*8
|
||||
.cfi_rel_offset $8, 8*8
|
||||
.cfi_rel_offset $9, 9*8
|
||||
.cfi_rel_offset $10, 10*8
|
||||
.cfi_rel_offset $11, 11*8
|
||||
.cfi_rel_offset $12, 12*8
|
||||
.cfi_rel_offset $13, 13*8
|
||||
.cfi_rel_offset $14, 14*8
|
||||
.cfi_rel_offset $15, 15*8
|
||||
.cfi_rel_offset $19, 19*8
|
||||
.cfi_rel_offset $20, 20*8
|
||||
.cfi_rel_offset $21, 21*8
|
||||
.cfi_rel_offset $22, 22*8
|
||||
.cfi_rel_offset $23, 23*8
|
||||
.cfi_rel_offset $24, 24*8
|
||||
.cfi_rel_offset $25, 25*8
|
||||
.cfi_rel_offset $26, 26*8
|
||||
.cfi_rel_offset $27, 27*8
|
||||
.cfi_rel_offset $28, 28*8
|
||||
.cfi_rel_offset $29, 29*8
|
||||
lda $8, 0x3fff
|
||||
stq $31, 248($sp)
|
||||
bic $sp, $8, $8
|
||||
|
|
@ -228,16 +345,45 @@ entUna:
|
|||
ldq $28, 224($sp)
|
||||
ldq $gp, 232($sp)
|
||||
lda $sp, 256($sp)
|
||||
.cfi_restore $1
|
||||
.cfi_restore $2
|
||||
.cfi_restore $3
|
||||
.cfi_restore $4
|
||||
.cfi_restore $5
|
||||
.cfi_restore $6
|
||||
.cfi_restore $7
|
||||
.cfi_restore $8
|
||||
.cfi_restore $9
|
||||
.cfi_restore $10
|
||||
.cfi_restore $11
|
||||
.cfi_restore $12
|
||||
.cfi_restore $13
|
||||
.cfi_restore $14
|
||||
.cfi_restore $15
|
||||
.cfi_restore $19
|
||||
.cfi_restore $20
|
||||
.cfi_restore $21
|
||||
.cfi_restore $22
|
||||
.cfi_restore $23
|
||||
.cfi_restore $24
|
||||
.cfi_restore $25
|
||||
.cfi_restore $26
|
||||
.cfi_restore $27
|
||||
.cfi_restore $28
|
||||
.cfi_restore $29
|
||||
.cfi_adjust_cfa_offset -256
|
||||
call_pal PAL_rti
|
||||
.end entUna
|
||||
|
||||
.align 4
|
||||
.ent entUnaUser
|
||||
entUnaUser:
|
||||
.cfi_restore_state
|
||||
ldq $0, 0($sp) /* restore original $0 */
|
||||
lda $sp, 256($sp) /* pop entUna's stack frame */
|
||||
.cfi_restore $0
|
||||
.cfi_adjust_cfa_offset -256
|
||||
SAVE_ALL /* setup normal kernel stack */
|
||||
lda $sp, -56($sp)
|
||||
.cfi_adjust_cfa_offset 56
|
||||
stq $9, 0($sp)
|
||||
stq $10, 8($sp)
|
||||
stq $11, 16($sp)
|
||||
|
|
@ -245,6 +391,13 @@ entUnaUser:
|
|||
stq $13, 32($sp)
|
||||
stq $14, 40($sp)
|
||||
stq $15, 48($sp)
|
||||
.cfi_rel_offset $9, 0
|
||||
.cfi_rel_offset $10, 8
|
||||
.cfi_rel_offset $11, 16
|
||||
.cfi_rel_offset $12, 24
|
||||
.cfi_rel_offset $13, 32
|
||||
.cfi_rel_offset $14, 40
|
||||
.cfi_rel_offset $15, 48
|
||||
lda $8, 0x3fff
|
||||
addq $sp, 56, $19
|
||||
bic $sp, $8, $8
|
||||
|
|
@ -257,20 +410,25 @@ entUnaUser:
|
|||
ldq $14, 40($sp)
|
||||
ldq $15, 48($sp)
|
||||
lda $sp, 56($sp)
|
||||
.cfi_restore $9
|
||||
.cfi_restore $10
|
||||
.cfi_restore $11
|
||||
.cfi_restore $12
|
||||
.cfi_restore $13
|
||||
.cfi_restore $14
|
||||
.cfi_restore $15
|
||||
.cfi_adjust_cfa_offset -56
|
||||
br ret_from_sys_call
|
||||
.end entUnaUser
|
||||
CFI_END_OSF_FRAME entUna
|
||||
|
||||
.align 4
|
||||
.globl entDbg
|
||||
.ent entDbg
|
||||
entDbg:
|
||||
CFI_START_OSF_FRAME entDbg
|
||||
SAVE_ALL
|
||||
lda $8, 0x3fff
|
||||
lda $26, ret_from_sys_call
|
||||
bic $sp, $8, $8
|
||||
mov $sp, $16
|
||||
jsr $31, do_entDbg
|
||||
.end entDbg
|
||||
CFI_END_OSF_FRAME entDbg
|
||||
|
||||
/*
|
||||
* The system call entry point is special. Most importantly, it looks
|
||||
|
|
@ -285,8 +443,12 @@ entDbg:
|
|||
|
||||
.align 4
|
||||
.globl entSys
|
||||
.globl ret_from_sys_call
|
||||
.ent entSys
|
||||
.type entSys, @function
|
||||
.cfi_startproc simple
|
||||
.cfi_return_column 64
|
||||
.cfi_def_cfa $sp, 48
|
||||
.cfi_rel_offset 64, 8
|
||||
.cfi_rel_offset $gp, 16
|
||||
entSys:
|
||||
SAVE_ALL
|
||||
lda $8, 0x3fff
|
||||
|
|
@ -300,6 +462,9 @@ entSys:
|
|||
stq $17, SP_OFF+32($sp)
|
||||
s8addq $0, $5, $5
|
||||
stq $18, SP_OFF+40($sp)
|
||||
.cfi_rel_offset $16, SP_OFF+24
|
||||
.cfi_rel_offset $17, SP_OFF+32
|
||||
.cfi_rel_offset $18, SP_OFF+40
|
||||
blbs $3, strace
|
||||
beq $4, 1f
|
||||
ldq $27, 0($5)
|
||||
|
|
@ -310,6 +475,7 @@ entSys:
|
|||
stq $31, 72($sp) /* a3=0 => no error */
|
||||
|
||||
.align 4
|
||||
.globl ret_from_sys_call
|
||||
ret_from_sys_call:
|
||||
cmovne $26, 0, $18 /* $18 = 0 => non-restartable */
|
||||
ldq $0, SP_OFF($sp)
|
||||
|
|
@ -324,10 +490,12 @@ ret_to_user:
|
|||
and $17, _TIF_WORK_MASK, $2
|
||||
bne $2, work_pending
|
||||
restore_all:
|
||||
.cfi_remember_state
|
||||
RESTORE_ALL
|
||||
call_pal PAL_rti
|
||||
|
||||
ret_to_kernel:
|
||||
.cfi_restore_state
|
||||
lda $16, 7
|
||||
call_pal PAL_swpipl
|
||||
br restore_all
|
||||
|
|
@ -356,7 +524,6 @@ $ret_success:
|
|||
stq $0, 0($sp)
|
||||
stq $31, 72($sp) /* a3=0 => no error */
|
||||
br ret_from_sys_call
|
||||
.end entSys
|
||||
|
||||
/*
|
||||
* Do all cleanup when returning from all interrupts and system calls.
|
||||
|
|
@ -370,7 +537,7 @@ $ret_success:
|
|||
*/
|
||||
|
||||
.align 4
|
||||
.ent work_pending
|
||||
.type work_pending, @function
|
||||
work_pending:
|
||||
and $17, _TIF_NOTIFY_RESUME | _TIF_SIGPENDING, $2
|
||||
bne $2, $work_notifysig
|
||||
|
|
@ -387,23 +554,22 @@ $work_resched:
|
|||
|
||||
$work_notifysig:
|
||||
mov $sp, $16
|
||||
bsr $1, do_switch_stack
|
||||
DO_SWITCH_STACK
|
||||
jsr $26, do_work_pending
|
||||
bsr $1, undo_switch_stack
|
||||
UNDO_SWITCH_STACK
|
||||
br restore_all
|
||||
.end work_pending
|
||||
|
||||
/*
|
||||
* PTRACE syscall handler
|
||||
*/
|
||||
|
||||
.align 4
|
||||
.ent strace
|
||||
.type strace, @function
|
||||
strace:
|
||||
/* set up signal stack, call syscall_trace */
|
||||
bsr $1, do_switch_stack
|
||||
DO_SWITCH_STACK
|
||||
jsr $26, syscall_trace_enter /* returns the syscall number */
|
||||
bsr $1, undo_switch_stack
|
||||
UNDO_SWITCH_STACK
|
||||
|
||||
/* get the arguments back.. */
|
||||
ldq $16, SP_OFF+24($sp)
|
||||
|
|
@ -431,9 +597,9 @@ ret_from_straced:
|
|||
$strace_success:
|
||||
stq $0, 0($sp) /* save return value */
|
||||
|
||||
bsr $1, do_switch_stack
|
||||
DO_SWITCH_STACK
|
||||
jsr $26, syscall_trace_leave
|
||||
bsr $1, undo_switch_stack
|
||||
UNDO_SWITCH_STACK
|
||||
br $31, ret_from_sys_call
|
||||
|
||||
.align 3
|
||||
|
|
@ -447,26 +613,31 @@ $strace_error:
|
|||
stq $0, 0($sp)
|
||||
stq $1, 72($sp) /* a3 for return */
|
||||
|
||||
bsr $1, do_switch_stack
|
||||
DO_SWITCH_STACK
|
||||
mov $18, $9 /* save old syscall number */
|
||||
mov $19, $10 /* save old a3 */
|
||||
jsr $26, syscall_trace_leave
|
||||
mov $9, $18
|
||||
mov $10, $19
|
||||
bsr $1, undo_switch_stack
|
||||
UNDO_SWITCH_STACK
|
||||
|
||||
mov $31, $26 /* tell "ret_from_sys_call" we can restart */
|
||||
br ret_from_sys_call
|
||||
.end strace
|
||||
CFI_END_OSF_FRAME entSys
|
||||
|
||||
/*
|
||||
* Save and restore the switch stack -- aka the balance of the user context.
|
||||
*/
|
||||
|
||||
.align 4
|
||||
.ent do_switch_stack
|
||||
.type do_switch_stack, @function
|
||||
.cfi_startproc simple
|
||||
.cfi_return_column 64
|
||||
.cfi_def_cfa $sp, 0
|
||||
.cfi_register 64, $1
|
||||
do_switch_stack:
|
||||
lda $sp, -SWITCH_STACK_SIZE($sp)
|
||||
.cfi_adjust_cfa_offset SWITCH_STACK_SIZE
|
||||
stq $9, 0($sp)
|
||||
stq $10, 8($sp)
|
||||
stq $11, 16($sp)
|
||||
|
|
@ -510,10 +681,14 @@ do_switch_stack:
|
|||
stt $f0, 312($sp) # save fpcr in slot of $f31
|
||||
ldt $f0, 64($sp) # dont let "do_switch_stack" change fp state.
|
||||
ret $31, ($1), 1
|
||||
.end do_switch_stack
|
||||
.cfi_endproc
|
||||
.size do_switch_stack, .-do_switch_stack
|
||||
|
||||
.align 4
|
||||
.ent undo_switch_stack
|
||||
.type undo_switch_stack, @function
|
||||
.cfi_startproc simple
|
||||
.cfi_def_cfa $sp, 0
|
||||
.cfi_register 64, $1
|
||||
undo_switch_stack:
|
||||
ldq $9, 0($sp)
|
||||
ldq $10, 8($sp)
|
||||
|
|
@ -558,7 +733,8 @@ undo_switch_stack:
|
|||
ldt $f30, 304($sp)
|
||||
lda $sp, SWITCH_STACK_SIZE($sp)
|
||||
ret $31, ($1), 1
|
||||
.end undo_switch_stack
|
||||
.cfi_endproc
|
||||
.size undo_switch_stack, .-undo_switch_stack
|
||||
|
||||
/*
|
||||
* The meat of the context switch code.
|
||||
|
|
@ -566,17 +742,18 @@ undo_switch_stack:
|
|||
|
||||
.align 4
|
||||
.globl alpha_switch_to
|
||||
.ent alpha_switch_to
|
||||
.type alpha_switch_to, @function
|
||||
.cfi_startproc
|
||||
alpha_switch_to:
|
||||
.prologue 0
|
||||
bsr $1, do_switch_stack
|
||||
DO_SWITCH_STACK
|
||||
call_pal PAL_swpctx
|
||||
lda $8, 0x3fff
|
||||
bsr $1, undo_switch_stack
|
||||
UNDO_SWITCH_STACK
|
||||
bic $sp, $8, $8
|
||||
mov $17, $0
|
||||
ret
|
||||
.end alpha_switch_to
|
||||
.cfi_endproc
|
||||
.size alpha_switch_to, .-alpha_switch_to
|
||||
|
||||
/*
|
||||
* New processes begin life here.
|
||||
|
|
|
|||
|
|
@ -236,7 +236,7 @@ void __init
|
|||
init_rtc_irq(void)
|
||||
{
|
||||
irq_set_chip_and_handler_name(RTC_IRQ, &dummy_irq_chip,
|
||||
handle_simple_irq, "RTC");
|
||||
handle_percpu_irq, "RTC");
|
||||
setup_irq(RTC_IRQ, &timer_irqaction);
|
||||
}
|
||||
|
||||
|
|
|
|||
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Reference in a new issue