SpeC:
Linux version 3.10.96 (kodi@CompileServer) (gcc version 6.2.0 (GCC) ) #1 SMP PREEMPT Mon Sep 11 16:33:36 AWST 2017
cat /proc/asound/cards 0 [AMLM8AUDIO ]: SOC-Audio - AML-M8AUDIO AML-M8AUDIO 1 [Device ]: USB-Audio - USB PnP Sound Device C-Media Electronics Inc. USB PnP Sound Device at usb-lm1-1.3, full speed
systemctl stop kodi aplay -D "plughw:1,0" /usr/share/kodi/addons/resource.uisounds.kodi/resources/notify.wav
I am facing audio bursts (hi volume “white noise” for a couple of sec) on LibreElec while it worked flawlessly for weeks.
Even on GUI events ? Audio is coming out UsB HiD (which has been checked on other device), I test an other UsB SounD CarD ( ti ) and it's same. Any clue ?
I will update page on investigations
dmesg [ 51.427068@3] hdmitx: cec: waiting aocec free time out. [ 52.923837@0] hdmitx: edid: not find mapped display mode [ 53.426692@3] hdmitx: cec: waiting aocec free time out.
ssh_dispatch_run_fatal: Connection to 192.168.1.69 port 22: incorrect signature debug2: channel 2: window 992323 sent adjust 56253 debug2: channel 2: window 898581 sent adjust 149995
ssh_dispatch_run_fatal: Connection to 192.168.1.?? port 22: incorrect signature
First download:
Boot update config
cd /flash ; mount -o rw,remount . ; vi /flash/boot.ini
grep -v '#' /flash/boot.ini | grep -v '^$' ODROIDC-UBOOT-CONFIG setenv m "576cvbs" setenv m_bpp "32" setenv video_output "576cvbs" setenv cvbsmode "576cvbs" # Could be set to 1 too setenv hdmioutput "0" setenv video_mode "hdmi" setenv video_bpp "32" setenv vpu "1" setenv nographics "1" setenv max_freq "1632" setenv odroidp1 "no_console_suspend vdaccfg=0xa000 logo=osd1,loaded,0x7900000,720p,full" setenv odroidp2 "dmfc=3 cvbsmode=${cvbsmode} video_output=${video_output} video_bpp=${video_bpp}" setenv odroidp3 "video_mode=${video_mode} ${disableuhs} consoleblank=0 ${enabledac} max_freq=${max_freq}" setenv odroid "${odroidp1} ${odroidp2} ${odroidp3}" setenv odroid "${odroid} hdmimode=${m} m_bpp=${m_bpp} vout_mode=${vout_mode}" setenv kernel "fatload mmc 0:1 21000000 KERNEL" setenv initrd "fatload mmc 0:1 22000000 INITRD" setenv dtb "fatload mmc 0:1 21800000 meson8b_odroidc.dtb" setenv bootseq "bootm 21000000 22000000 21800000" setenv bootcmd "${kernel}; ${initrd}; ${dtb}; ${bootseq}" setenv initrd_high "0xffffffff" setenv fdt_high "0xffffffff" setenv bootrootfs "boot=/dev/mmcblk0p1 disk=/dev/mmcblk0p2" if test "${vpu}" = "0"; then fdt rm /mesonstream; fdt rm /vdec; fdt rm /ppmgr; fi if test "${nographics}" = "0"; then fdt rm /mesonfb; fi if test "${hdmi_cec}" = "1"; then setenv cec "hdmitx=cecf"; fi setenv bootargs "${condev} ${bootrootfs} ${odroid} ${cec} ${libreelec}" run bootcmd
~ # cat /proc/cmdline
Before:
console=tty boot=/dev/mmcblk0p1 disk=/dev/mmcblk0p2 no_console_suspend vdaccfg=0xa000 logo=osd1,loaded,0x7900000,720p,full dmfc=3 cvbsmode=576cvbs video_output=1080p video_bpp=32 video_mode=hdmi consoleblank=0 max_freq=1632 hdmitx=cecf quiet
After:
boot=/dev/mmcblk0p1 disk=/dev/mmcblk0p2 no_console_suspend vdaccfg=0xa000 logo=osd1,loaded,0x7900000,720p,full dmfc=3 cvbsmode=576cvbs video_output=576cvbs video_bpp=32 video_mode=hdmi consoleblank=0 max_freq=1632 hdmimode=576cvbs m_bpp=32 vout_mode= hdmitx=cecf