Thanks for the quick reply doug
i tried
mmcpart=2
optargs=fixrtc video=HDMI-A-1:e
uenvcmd=i2c mw 0x24 1 0x3e; kd=0; if test $mmcdev -eq 1; then mmc dev 0; if
mmc$
loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${bootdir}/dtbs/${fdtfile}
loadimage=load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootdir}/${bootfile}
and some other things still not working any other suggestions or did i did
it wrong? thanks a lot
Best
jason
On Tuesday, February 4, 2014 1:14:18 PM UTC-5, doog wrote:
>
> in the uEnv.txt file there's a line starting with "optargs="
> Add to the end of that line:
> " video=HDMI-A-1:e"
>
> make sure there's a space before the "video=....." and this should force
> the enabling of the HDMI port.
>
> Doug
>
>
>
> On Tuesday, February 4, 2014 9:06:03 AM UTC-8, joe2456001 wrote:
>>
>> HI Doug
>> I'm running into the same problem here using beagleboard black
>> running ubuntu-dsktop on a sd card
>> the /sys/class/drm/card0-HDMI-A-1/enabled shows disabled
>> cat /proc/cmdline shows this
>> console=ttyO0,115200n8 video capemgr=capemgr.enable_partno=BB-BONELT-HDMI
>> root=/dev/mmcblk0p2 ro rootfstype=ext4 rootwait
>>
>>
>> ubuntu@ubuntu-armhf:~$ cat /sys/devices/bone_capemgr.9/slots
>> 0: 54:PF---
>> 1: 55:PF---
>> 2: 56:PF---
>> 3: 57:PF---
>> 4: ff:P-O-L Bone-LT-eMMC-2G,00A0,Texas Instrument,BB-BONE-EMMC-2G
>> 5: ff:P-O-L Bone-Black-HDMI,00A0,Texas Instrument,BB-BONELT-HDMI
>>
>> can u show me your uenv file? thx i try to edit my uenv doesn't work
>> best
>> jason
>>
>>
>> On Tuesday, January 28, 2014 8:39:04 PM UTC-5, doog wrote:
>>>
>>> I had looked at it and overlooked what was the problem but you asking
>>> and my copy/paste made me realize I'd cat'ed it onto the
>>> capemgr.disable.... mesg with a comma instead of separating it. It now
>>> works. Thanks for slap in the back of the head.
>>>
>>> Doug
>>>
>>> On Tuesday, January 28, 2014 5:29:22 PM UTC-8, Charles Steinkuehler
>>> wrote:
>>>>
>>>> On 1/28/2014 6:57 PM, doog wrote:
>>>> > I'm getting going with LinuxCNC Machinekit on BBB but my first hiccup
>>>> is
>>>> > that I can't get HDMI hardware enabled. I have an HDMI-DVI cable and
>>>> for
>>>> > whatever reason the hardware has to be told to turn on. With Angstrom
>>>> I
>>>> > pass "video=HDMI-A-1:e" on optargs in uEnv.txt but default Debian in
>>>> > Machinekit doesn't do it.
>>>> >
>>>> > is there something I can do to force it on/enabled from the command
>>>> line?
>>>> > I've tried shelling in with ssh -X then doing xrandr :0.0 --output
>>>> HDMI1
>>>> > --auto but it didn't work.
>>>> > I'm checking /sys/class/drm/card0-HDMI-A-1/enabled and when booting
>>>> > Angstrom without a display connected it states "enabled" as it
>>>> should.
>>>> > Booting Machinekit it states "disabled".
>>>>
>>>> First, are you sure the option is being passed to the kernel? What
>>>> does
>>>> "cat /proc/cmdline" return?
>>>>
>>>> Second, have you tried the 'e' flag while also specifying a resolution?
>>>> Try something like:
>>>>
>>>> kms_force_mode=video=HDMI-A-1:1024x768@60e
>>>>
>>>> ...in /boot/uboot/uEnv.txt.
>>>>
>>>> --
>>>> Charles Steinkuehler
>>>> [email protected]
>>>>
>>>
--
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