| Commit message (Collapse) | Author | Age |
|---|
| |
|
|
|
|
|
|
| |
This reverts commit d176c57751903809f81c9021f4d45eb9c907e605.
Reason for revert: this is a regression as it reverts a previous build fix.
Change-Id: I880b97e6fc16a39dbc7be9466e0d1b7b2d8f9e8d
|
| |
|
|
|
|
|
| |
Bug: 72717639
Bug: 66884503
Change-Id: Ie2fbf13bccd68e5091c5966b78cb5838840bc61e
Signed-off-by: Roman Kiryanov <rkir@google.com>
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
tree: https://android.googlesource.com/kernel/common android-4.4
head: 6297c6ba0d217d5b0998738fbfaff2f04cad77e6
commit: bc43565e1ac5ba3f204886a2275726bb4c3d44e6 [18/20] ANDROID:
goldfish_pipe: An implementation of more parallel pipe
config: i386-randconfig-s1-201646 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
git checkout bc43565e1ac5ba3f204886a2275726bb4c3d44e6
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
>> ERROR: "goldfish_pipe_device_deinit_v1" [drivers/platform/goldfish/goldfish_pipe_v2.ko] undefined!
>> ERROR: "goldfish_pipe_device_init_v1" [drivers/platform/goldfish/goldfish_pipe_v2.ko] undefined!
>> ERROR: "pipe_dev" [drivers/platform/goldfish/goldfish_pipe.ko] undefined!
Change-Id: Ibd51441edf82e6bb6824acc05ea795570cc374e8
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
This is a driver code for a redesigned android pipe.
Currently it works for x86 and x64 emulators with the following
performance results:
ADB push to /dev/null,
Ubuntu,
400 MB file,
times are for 1/10/100 parallel adb commands
x86 adb push: (4.4s / 11.5s / 2m10s) -> (2.8s / 6s / 51s)
x64 adb push: (7s / 15s / (too long, 6m+) -> (2.7s / 6.2s / 52s)
ADB pull and push to /data/ have the same %% of speedup
More importantly, I don't see any signs of slowdowns when
run in parallel with Antutu benchmark, so it is definitely
making much better job at multithreading.
The code features dynamic host detection: old emulator gets
the previous version of the pipe driver code.
Combine follow patch from android-goldfish-3.10
b543285 [pipe] Increase the default pipe buffers size, make it configurable
Signed-off-by: "Yurii Zubrytskyi" <zyy@google.com>
Change-Id: I140d506204cab6e78dd503e5a43abc8886e4ffff
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
To enable adb for x86/x86_64 Brillo emulator, we bring
drivers/platform/goldfish/ in kernel/common (branch android-3.18)
up to date with that in kernel/goldfish
(branch android-goldfish-3.10), by porting the following patches:
044d26f goldfish: Enable ACPI-based enumeration for android pipe
acf92a5 goldfish_pipe: Pass physical addresses to the device if supported
77559b0 [MIPS] Enable platform support for Goldfish virtual devices
1bebc76 platform: goldfish: pipe: don't log when dropping PIPE_ERROR_AGAIN
3c56d07 platform: goldfish: pipe: add devicetree bindings
ca8dafc android_pipe: Pin pages to memory while copying and other cleanups
b765d47 android_pipe: don't be clever with #define offsets
7119108 goldfish: refactor goldfish platform configs
dc02035 goldfish: fix kernel panic when using multiple adb connection
Change-Id: Ic4f2f5e43ba2a70831d6a12a370417984f784dbc
Signed-off-by: Lizhe Liu <lizhe.liu@intel.com>
Signed-off-by: Tina Zhang <tina.zhang@intel.com>
Signed-off-by: Jason Hu <jia-cheng.hu@intel.com>
Signed-off-by: Yu Ning <yu.ning@intel.com>
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
A QEMU pipe is a very fast communication channel between the
guest system and the emulator. Usage from the guest is simply
something like;
// connect to special device
fd = open("/dev/qemu_pipe", O_RDWR);
// tell which service we want to talk to (must be zero-terminated)
write(fd, "pipeName", strlen("pipeName")+1);
// do read()/write() through fd now
...
// close channel
close(fd);
Signed-off-by: David 'Digit' Turner <digit@android.com>
[Added support for parameter buffers for speed]
igned-off-by: Xin, Xiaohui <xiaohui.xin@intel.com>
Signed-off-by: Jiang, Yunhong <yunhong.jiang@intel.com>
Signed-off-by: Nakajima, Jun <jun.nakajima@intel.com>
[Ported to 3.6]
Signed-off-by: Tom Keel <thomas.keel@intel.com>
[Ported to 3.7, moved to platform/goldfish]
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
|
|
|
This imports the current Google code and cleans it up slightly to use pr_ and
to properly request its resources.
Goldfish is an emulator used for Android development. It has a virtual bus where
the emulator passes platform device information to the guest which then creates
the appropriate devices.
This part of the emulation is not architecture specific so should not be hiding
in architecture trees as it does in the Google Android tree. The constants it
uses do depend on the platform and the platform creates the bus device which then
talks to the emulator to ascertain the actual devices present.
Signed-off-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Signed-off-by: Xiaohui Xin <xiaohui.xin@intel.com>
Signed-off-by: Jun Nakajima <jun.nakajima@intel.com>
Signed-off-by: Bruce Beare <bruce.j.beare@intel.com>
[Moved out of x86, cleaned up headers]
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
|
