Eugeniu Rosca erosca
erosca
/ gist:132cce76a619724a9e4fa61d1db88c66
Last active
May 5, 2019 16:59
Debug logs for https://patchwork.kernel.org/patch/10929511/
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| HW: M3-ES11-Salvator-XS, M3-ES11-Salvator-X | |
| Kernel, defconfig, DTB: v5.1-rc7-131-gea9866793d1e | |
| DEBUG defined in drivers/tty/serial/sh-sci.c | |
| ### The issue (frozen console during cold boot) has been reproduced | |
| ### Access to the target is still possible via ssh | |
| root@rcar-gen3:~# dmesg | egrep -i "serial|rcar-dmac" | |
| [ 0.446291] sh-sci e6550000.serial: clk fck is hscif1 rate 266240000 | |
| [ 0.446299] sh-sci e6550000.serial: failed to get hsck (-2) |
erosca
/ gist:2820be9d554f76b982edd48474d0e7ca
Last active
April 30, 2019 02:10
Running 'gpt write' in a loop (two consecutive cold boots). Result: All UUIDs (8844 in total) are unique.
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| # H3-ULCB-KF-M06 | |
| => while true; do env default -a; gpt write mmc 1 $partitions; print; done | |
| ## Resetting to default environment | |
| Writing GPT: success! | |
| baudrate=115200 | |
| bootargs=root=/dev/nfs rw nfsroot=192.168.0.1:/export/rfs ip=192.168.0.20 | |
| bootcmd=tftp 0x48080000 Image; tftp 0x48000000 Image-r8a7795-h3ulcb.dtb; booti 0x48080000 - 0x48000000 | |
| bootdelay=0 | |
| bootm_size=0x10000000 | |
| loadaddr=0x58000000 |
erosca
/ gist:1f76b6dd897cdc39581fca475155e363
Last active
April 16, 2019 17:57
Testing https://lkml.org/lkml/2019/4/11/257
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| # v5.1-rc5-10-g618d919cae2f | |
| # .config and compiler version detailed below | |
| root@rcar-gen3:~# while true; do rmmod rcar_gen3_thermal; modprobe rcar_gen3_thermal; done | |
| [ 43.439043] rcar_gen3_thermal e6198000.thermal: TSC0: Loaded 0 trip points | |
| [ 43.451670] rcar_gen3_thermal e6198000.thermal: TSC1: Loaded 0 trip points | |
| [ 43.463974] rcar_gen3_thermal e6198000.thermal: TSC2: Loaded 0 trip points | |
| [ 43.657744] rcar_gen3_thermal e6198000.thermal: TSC0: Loaded 0 trip points | |
| [ 43.670527] rcar_gen3_thermal e6198000.thermal: TSC1: Loaded 0 trip points |
erosca
/ gist:67a46451b3cb342fa59b558022278fff
Last active
April 5, 2019 13:47
rcar-vin lockdep splat
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| ############## Linux commit ea2cec24c8d429ee6f99040e4eb6c7ad627fe777 | |
| root@rcar-gen3:~# media-ctl -l "'rcar_csi2 feaa0000.csi2':1 -> 'VIN0 output':0 [1]" | |
| [ 583.574399] | |
| [ 583.575934] ====================================================== | |
| [ 583.582152] WARNING: possible circular locking dependency detected | |
| [ 583.588375] 5.1.0-rc3+ #27 Tainted: G W | |
| [ 583.593545] ------------------------------------------------------ | |
| [ 583.599764] media-ctl/2407 is trying to acquire lock: | |
| [ 583.604850] 00000000be992082 (&group->lock){+.+.}, at: rvin_group_link_notify+0xc4/0x4f4 |
erosca
/ gist:9d2dd0ea16fb9f208effc89226e2b27f
Last active
March 7, 2019 18:52
make ARCH=arm CROSS_COMPILE=... r8a77965_ulcb_defconfig all -j12
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| ➜ u-boot (7769c8aafc11) make ARCH=arm \ | |
| CROSS_COMPILE=/opt/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu/bin/aarch64-linux-gnu- \ | |
| r8a77965_ulcb_defconfig all -j12 | |
| Error: arch/arm/dts/r8a77965-u-boot.dtsi:14.1-5 Label or path soc not found | |
| Error: arch/arm/dts/.r8a77965-salvator-x-u-boot.dtb.pre.tmp:16.1-16 Label or path sdhi2_pins_uhs not found | |
| FATAL ERROR: Syntax error parsing input tree | |
| scripts/Makefile.lib:308: recipe for target 'arch/arm/dts/r8a77965-salvator-x-u-boot.dtb' failed | |
| make[3]: *** [arch/arm/dts/r8a77965-salvator-x-u-boot.dtb] Error 1 | |
| make[3]: *** Waiting for unfinished jobs.... |
erosca
/ gist:1af11aa62e16903e1b6964be6a9eea77
Created
February 14, 2019 19:57
Testing: [PATCH v3] drivers: base: add support to skip power management in device/driver model
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| ##### Link: https://marc.info/?l=linux-pm&m=155016896214969&w=2 | |
| root@rcar-gen3:~# | |
| root@rcar-gen3:~# cat z.sh | |
| modprobe i2c-dev | |
| msleep 200 | |
| i2cset -f -y 7 0x30 0x20 0x0F | |
| msleep 200 | |
| echo deep > /sys/power/mem_sleep | |
| msleep 200 | |
| echo mem > /sys/power/state |
erosca
/ gist:da9ea551033a503121de61049d77b834
Last active
February 13, 2019 22:31
Testing: [PATCH v2] drivers: base: add support to skip power management in device/driver model
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| root@rcar-gen3:~# cat z.sh | |
| modprobe i2c-dev | |
| i2cset -f -y 7 0x30 0x20 0x0F | |
| echo deep > /sys/power/mem_sleep | |
| echo mem > /sys/power/state | |
| root@rcar-gen3:~# | |
| root@rcar-gen3:~# sh z.sh | |
| [ 46.813220] i2c /dev entries driver | |
| [ 46.874214] PM: suspend entry (deep) | |
| [ 46.878211] PM: Syncing filesystems ... done. |
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