From dc7dea1c3ea1bb19a801544657877ff0f2d3bbbe Mon Sep 17 00:00:00 2001 From: Rocky Zhang Date: Thu, 16 Jul 2015 15:45:26 +0800 Subject: [PATCH 1/2] passing 'video' command line to Juno kernel There's a known issue that HDMI will lose sync with monitor, adding video kernel parameter will make the HDMI more stable for juno > HDMI can lose sync with the monitor intermittently, particularly at higher resolutions. > If you are affected by this then try adding a kernel command line argument that forces > a video mode with reduced blanking, such as the following: > video=DVI-D-1:1920x1080R@60 --- wlauto/devices/android/juno/__init__.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/wlauto/devices/android/juno/__init__.py b/wlauto/devices/android/juno/__init__.py index 31629f02..702613f9 100644 --- a/wlauto/devices/android/juno/__init__.py +++ b/wlauto/devices/android/juno/__init__.py @@ -80,7 +80,8 @@ class Juno(BigLittleDevice): 'image_args': 'console=ttyAMA0,115200 ' 'earlyprintk=pl011,0x7ff80000 ' 'verbose debug init=/init ' - 'root=/dev/sda1 rw ip=dhcp rootwait', + 'root=/dev/sda1 rw ip=dhcp rootwait' + 'video=DVI-D-1:1920x1080R@60', 'fdt_support': True, } ), From d512029f10aa6227430eb8320ffe27f94d99fcae Mon Sep 17 00:00:00 2001 From: Rocky Zhang Date: Thu, 16 Jul 2015 16:27:08 +0800 Subject: [PATCH 2/2] Update __init__.py --- wlauto/devices/android/juno/__init__.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/wlauto/devices/android/juno/__init__.py b/wlauto/devices/android/juno/__init__.py index 702613f9..e937b3c3 100644 --- a/wlauto/devices/android/juno/__init__.py +++ b/wlauto/devices/android/juno/__init__.py @@ -80,7 +80,7 @@ class Juno(BigLittleDevice): 'image_args': 'console=ttyAMA0,115200 ' 'earlyprintk=pl011,0x7ff80000 ' 'verbose debug init=/init ' - 'root=/dev/sda1 rw ip=dhcp rootwait' + 'root=/dev/sda1 rw ip=dhcp rootwait ' 'video=DVI-D-1:1920x1080R@60', 'fdt_support': True, }