[Openpvrsgx-devgroup] CI20/JZ4780 HDMI (was Re: Status & HW to bring)

Paul Cercueil pcercuei at gmail.com
Thu Nov 14 11:02:24 CET 2019


Hi,


Le mer., nov. 13, 2019 at 15:18, H. Nikolaus Schaller 
<hns at goldelico.com> a écrit :
> Hi Paul (and Paul),
> 
>>  Am 13.11.2019 um 11:56 schrieb Paul Cercueil <pcercuei at gmail.com>:
>> 
>>  Hi Nikolaus,
> 
>>>  I have studied the jz4740 and qi60 a little and it uses
>>>  	lcd: lcd-controller at 13050000 {
>>>  		compatible = "ingenic,jz4740-lcd";
>>>  		reg = <0x13050000 0x1000>;
>>>  		interrupt-parent = <&intc>;
>>>  		interrupts = <30>;
>>>  		clocks = <&cgu JZ4740_CLK_LCD_PCLK>, <&cgu JZ4740_CLK_LCD>;
>>>  		clock-names = "lcd_pclk", "lcd";
>>>  	};
>>>  	panel: panel {
>>>  		compatible = "giantplus,gpm940b0";
>>>  		power-supply = <&vcc>;
>>>  		port {
>>>  			panel_input: endpoint {
>>>  				remote-endpoint = <&panel_output>;
>>>  			};
>>>  		};
>>>  	};
>>>  &lcd {
>>>  	pinctrl-names = "default";
>>>  	pinctrl-0 = <&pins_lcd>;
>>>  	port {
>>>  		panel_output: endpoint {
>>>  			remote-endpoint = <&panel_input>;
>>>  		};
>>>  	};
>>>  };
>>>  BTW: would that work the same for the jz4780? Then I could at 
>>> least pretend
>>>  to have an LCD... Even if none is physically connected. This would 
>>> already
>>>  allow to start to experiment with the SGX driver. And we can try 
>>> to solve HDMI
>>>  in parallel.
>> 
>>  It would work the exact same for the jz4780. Just add a devicetree 
>> node for the HDMI transmitter, and add it as remote-endpoint in the 
>> LCD node.
> 
> I have as a first step copied the basic LCD version and after 
> removing the power-supply,
> configuring for PANEL_SIMPLE and removing the lcd pinctrl I was able 
> to compile and
> boot. Panel driver is loaded and some DRM helpers. I also had to 
> change the CGU constant
> names for the jz4780 LCD clocks.
> 
> What I do not see is a /dev/dri or /dev/fb0 or a DRM dmesg, but 
> otherwise things seem to be
> loaded.

The ingenic-drm module is not loaded, that's why you don't have a 
/dev/dri.


> root at letux:~# uname -a
> Linux letux 5.4.0-rc7-letux-l400+ #1362 PREEMPT Wed Nov 13 14:53:31 
> CET 2019 mips GNU/Linux
> root at letux:~# lsmod
> Module                  Size  Used by
> g_ether                 5373  0
> usb_f_rndis            16825  1 g_ether
> u_ether                14014  2 g_ether,usb_f_rndis
> libcomposite           46416  2 g_ether,usb_f_rndis
> configfs               32388  3 usb_f_rndis,libcomposite
> drm_kms_helper        171698  0
> cfbfillrect             3274  1 drm_kms_helper
> syscopyarea             2712  1 drm_kms_helper
> cfbimgblt               2097  1 drm_kms_helper
> sysfillrect             3296  1 drm_kms_helper
> sysimgblt               2097  1 drm_kms_helper
> fb_sys_fops             1475  1 drm_kms_helper
> panel_simple           60883  0
> cfbcopyarea             2744  1 drm_kms_helper
> drm                   449045  2 panel_simple,drm_kms_helper
> drm_panel_orientation_quirks      881  1 drm
> gpio_ir_recv            2798  0
> dm9000                 18811  0
> mii                     6675  1 dm9000
> ipv6                  391450  30
> autofs4                28749  9
> 
> Anyways, I can launch our SGX kernel module:
> 
> root at letux:~# modprobe pvrsrvkm_jz4780_sgx540_120
> [  503.916189] pvrsrvkm_jz4780_sgx540_120: module is from the staging 
> directory, the quality is unknown, you have been warned.
> 
> and try to start the uKernel:
> 
> root at letux:~# pvrsrvctl --start --no-module
> pvrsrvctl: SrvInit failed (already initialized?) 
> (err=PVRSRV_ERROR_INIT_FAILURE)
> root at letux:~#
> 
> So this is already a big step forward and it shows that downloading 
> the jz4780 user-space
> through the wayback machine works.
> 
> Next I want to try to get the HDMI working and find out why I do not 
> see a /dev/dri.
> 
> Maybe it is related to the gettimeofday() issue which should fix 
> first.
> 
> BR and thanks,
> Nikolaus
> 
> Full boot log:
> 
> ## Booting kernel from Legacy Image at 88000000 ...
>    Image Name:   Linux-5.4.0-rc7-letux-l400+
>    Image Type:   MIPS Linux Kernel Image (gzip compressed)
>    Data Size:    4935290 Bytes = 4.7 MiB
>    Load Address: 80010000
>    Entry Point:  80757b20
>    Verifying Checksum ... OK
>    Uncompressing Kernel Image ... OK
> 
> Starting kernel ...
> 
> [    0.000000] printk: debug: ignoring loglevel setting.
> [    0.000000] User-defined physical RAM map overwrite
> [    0.000000] Initrd not found or empty - disabling initrd
> [    0.000000] cma: Reserved 32 MiB at 0x01000000
> [    0.000000] Primary instruction cache 32kB, VIPT, 8-way, linesize 
> 32 bytes.
> [    0.000000] Primary data cache 32kB, 8-way, VIPT, no aliases, 
> linesize 32 bytes
> [    0.000000] MIPS secondary cache 256kB, 8-way, linesize 128 bytes.
> [    0.000000] Zone ranges:
> [    0.000000]   Normal   [mem 0x0000000000000000-0x000000000fffffff]
> [    0.000000]   HighMem  [mem 0x0000000010000000-0x000000005fffffff]
> [    0.000000] Movable zone start for each node
> [    0.000000] Early memory node ranges
> [    0.000000]   node   0: [mem 0x0000000000000000-0x000000000fffffff]
> [    0.000000]   node   0: [mem 0x0000000030000000-0x000000005fffffff]
> [    0.000000] Initmem setup node 0 [mem 
> 0x0000000000000000-0x000000005fffffff]
> [    0.000000] On node 0 totalpages: 262144
> [    0.000000]   Normal zone: 576 pages used for memmap
> [    0.000000]   Normal zone: 0 pages reserved
> [    0.000000]   Normal zone: 65536 pages, LIFO batch:15
> [    0.000000]   HighMem zone: 196608 pages, LIFO batch:63
> [    0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
> [    0.000000] pcpu-alloc: [0] 0
> [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 
> 261568
> [    0.000000] Kernel command line: console=ttyS4,115200 console=tty0 
> mem=256M at 0x0 mem=768M at 0x30000000 rootwait quiet rw 
> root=/dev/mmcblk0p1 dm9000.mac_addr=d0:31:10:ff:6e:86 earlycon 
> console=ttyS4,115200 clk_ignore_unused ignore_loglevel
> [    0.000000] Dentry cache hash table entries: 32768 (order: 5, 
> 131072 bytes, linear)
> [    0.000000] Inode-cache hash table entries: 16384 (order: 4, 65536 
> bytes, linear)
> [    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
> [    0.000000] Memory: 990596K/1048576K available (7481K kernel code, 
> 590K rwdata, 2400K rodata, 464K init, 167K bss, 25212K reserved, 
> 32768K cma-reserved, 786432K highmem)
> [    0.000000] rcu: Preemptible hierarchical RCU implementation.
> [    0.000000]  Tasks RCU enabled.
> [    0.000000] rcu: RCU calculated value of scheduler-enlistment 
> delay is 10 jiffies.
> [    0.000000] NR_IRQS: 222
> [    0.000000] random: get_random_bytes called from 
> start_kernel+0x3b8/0x5fc with crng_init=0
> [    0.000000] clocksource: ingenic-timer: mask: 0xffff max_cycles: 
> 0xffff, max_idle_ns: 9721025 ns
> [    0.000007] sched_clock: 16 bits at 3000kHz, resolution 333ns, 
> wraps every 10922500ns
> [    0.008315] Console: colour dummy device 80x25
> [    0.000000] Linux version 5.4.0-rc7-letux-l400+ 
> (hns at iMac.fritz.box) (gcc version 4.9.2 (GCC)) #1362 PREEMPT Wed Nov 
> 13 14:53:31 CET 2019
> [    0.000000] CPU0 revision is: 3ee1024f (Ingenic JZRISC)
> [    0.000000] FPU revision is: 00330000
> [    0.000000] MIPS: machine is img,ci20
> [    0.000000] earlycon: jz4780_uart0 at MMIO 0x10034000 (options '')
> [    0.000000] printk: bootconsole [jz4780_uart0] enabled
> [    0.000000] printk: debug: ignoring loglevel setting.
> [    0.000000] User-defined physical RAM map overwrite
> [    0.000000] Initrd not found or empty - disabling initrd
> [    0.000000] cma: Reserved 32 MiB at 0x01000000
> [    0.000000] Primary instruction cache 32kB, VIPT, 8-way, linesize 
> 32 bytes.
> [    0.000000] Primary data cache 32kB, 8-way, VIPT, no aliases, 
> linesize 32 bytes
> [    0.000000] MIPS secondary cache 256kB, 8-way, linesize 128 bytes.
> [    0.000000] Zone ranges:
> [    0.000000]   Normal   [mem 0x0000000000000000-0x000000000fffffff]
> [    0.000000]   HighMem  [mem 0x0000000010000000-0x000000005fffffff]
> [    0.000000] Movable zone start for each node
> [    0.000000] Early memory node ranges
> [    0.000000]   node   0: [mem 0x0000000000000000-0x000000000fffffff]
> [    0.000000]   node   0: [mem 0x0000000030000000-0x000000005fffffff]
> [    0.000000] Initmem setup node 0 [mem 
> 0x0000000000000000-0x000000005fffffff]
> [    0.000000] On node 0 totalpages: 262144
> [    0.000000]   Normal zone: 576 pages used for memmap
> [    0.000000]   Normal zone: 0 pages reserved
> [    0.000000]   Normal zone: 65536 pages, LIFO batch:15
> [    0.000000]   HighMem zone: 196608 pages, LIFO batch:63
> [    0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
> [    0.000000] pcpu-alloc: [0] 0
> [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 
> 261568
> [    0.000000] Kernel command line: console=ttyS4,115200 console=tty0 
> mem=256M at 0x0 mem=768M at 0x30000000 rootwait quiet rw 
> root=/dev/mmcblk0p1 dm9000.mac_addr=d0:31:10:ff:6e:86 earlycon 
> console=ttyS4,115200 clk_ignore_unused ignore_loglevel
> [    0.000000] Dentry cache hash table entries: 32768 (order: 5, 
> 131072 bytes, linear)
> [    0.000000] Inode-cache hash table entries: 16384 (order: 4, 65536 
> bytes, linear)
> [    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
> [    0.000000] Memory: 990596K/1048576K available (7481K kernel code, 
> 590K rwdata, 2400K rodata, 464K init, 167K bss, 25212K reserved, 
> 32768K cma-reserved, 786432K highmem)
> [    0.000000] rcu: Preemptible hierarchical RCU implementation.
> [    0.000000]  Tasks RCU enabled.
> [    0.000000] rcu: RCU calculated value of scheduler-enlistment 
> delay is 10 jiffies.
> [    0.000000] NR_IRQS: 222
> [    0.000000] random: get_random_bytes called from 
> start_kernel+0x3b8/0x5fc with crng_init=0
> [    0.000000] clocksource: ingenic-timer: mask: 0xffff max_cycles: 
> 0xffff, max_idle_ns: 9721025 ns
> [    0.000007] sched_clock: 16 bits at 3000kHz, resolution 333ns, 
> wraps every 10922500ns
> [    0.008315] Console: colour dummy device 80x25
> [    0.017426] printk: console [tty0] enabled
> [    0.021600] Calibrating delay loop... 1196.85 BogoMIPS 
> (lpj=5984256)
> [    0.059443] pid_max: default: 32768 minimum: 301
> [    0.064291] LSM: Security Framework initializing
> [    0.069009] Mount-cache hash table entries: 1024 (order: 0, 4096 
> bytes, linear)
> [    0.076444] Mountpoint-cache hash table entries: 1024 (order: 0, 
> 4096 bytes, linear)
> [    0.084368] *** VALIDATE tmpfs ***
> [    0.088338] *** VALIDATE proc ***
> [    0.091825] *** VALIDATE cgroup1 ***
> [    0.095402] *** VALIDATE cgroup2 ***
> [    0.099933] rcu: Hierarchical SRCU implementation.
> [    0.105182] devtmpfs: initialized
> [    0.112817] clocksource: jiffies: mask: 0xffffffff max_cycles: 
> 0xffffffff, max_idle_ns: 19112604462750000 ns
> [    0.123104] futex hash table entries: 256 (order: -1, 3072 bytes, 
> linear)
> [    0.131549] pinctrl core: initialized pinctrl subsystem
> [    0.137596] regulator-dummy: no parameters
> [    0.142670] NET: Registered protocol family 16
> [    0.231635] jz4780-dma 13420000.dma: JZ4780 DMA controller 
> initialised
> [    0.240047] fixedregulator at 0 GPIO handle specifies active low - 
> ignored
> [    0.246779] eth0_power: no parameters
> [    0.251103] reg-fixed-voltage fixedregulator at 0: eth0_power 
> supplying 0uV
> [    0.259738] SCSI subsystem initialized
> [    0.264813] libata version 3.00 loaded.
> [    0.268963] usbcore: registered new interface driver usbfs
> [    0.275641] usbcore: registered new interface driver hub
> [    0.281186] usbcore: registered new device driver usb
> [    0.266648] jz4780-nemc 13410000.nemc: JZ4780 NEMC initialised
> [    0.273170] Advanced Linux Sound Architecture Driver Initialized.
> [    0.282408] clocksource: Switched to clocksource ingenic-timer
> [    0.454021] VFS: Disk quotas dquot_6.6.0
> [    0.458025] VFS: Dquot-cache hash table entries: 1024 (order 0, 
> 4096 bytes)
> [    0.465135] *** VALIDATE ramfs ***
> [    0.488427] thermal_sys: Registered thermal governor 'fair_share'
> [    0.488435] thermal_sys: Registered thermal governor 'step_wise'
> [    0.495257] thermal_sys: Registered thermal governor 'user_space'
> [    0.501691] NET: Registered protocol family 2
> [    0.513824] tcp_listen_portaddr_hash hash table entries: 512 
> (order: 0, 4096 bytes, linear)
> [    0.522358] TCP established hash table entries: 2048 (order: 1, 
> 8192 bytes, linear)
> [    0.530398] TCP bind hash table entries: 2048 (order: 1, 8192 
> bytes, linear)
> [    0.537612] TCP: Hash tables configured (established 2048 bind 
> 2048)
> [    0.544261] UDP hash table entries: 256 (order: 0, 4096 bytes, 
> linear)
> [    0.550888] UDP-Lite hash table entries: 256 (order: 0, 4096 
> bytes, linear)
> [    0.558166] NET: Registered protocol family 1
> [    0.563102] RPC: Registered named UNIX socket transport module.
> [    0.569090] RPC: Registered udp transport module.
> [    0.573910] RPC: Registered tcp transport module.
> [    0.578632] RPC: Registered tcp NFSv4.1 backchannel transport 
> module.
> [    0.587716] Initialise system trusted keyrings
> [    0.593149] workingset: timestamp_bits=14 max_order=18 
> bucket_order=4
> [    0.600152] squashfs: version 4.0 (2009/01/31) Phillip Lougher
> [    0.606969] Key type asymmetric registered
> [    0.611082] Asymmetric key parser 'x509' registered
> [    0.616264] bounce: pool size: 64 pages
> [    0.620245] Block layer SCSI generic (bsg) driver version 0.4 
> loaded (major 249)
> [    0.627989] io scheduler mq-deadline registered
> [    0.632627] io scheduler kyber registered
> [    0.638050] Serial: 8250/16550 driver, 5 ports, IRQ sharing 
> disabled
> [    0.647476] 10030000.serial: ttyS0 at MMIO 0x10030000 (irq = 59, 
> base_baud = 3000000) is a 16550A
> [    0.658011] 10031000.serial: ttyS1 at MMIO 0x10031000 (irq = 58, 
> base_baud = 3000000) is a 16550A
> [    0.668210] 10033000.serial: ttyS3 at MMIO 0x10033000 (irq = 56, 
> base_baud = 3000000) is a 16550A
> [    0.678580] 10034000.serial: ttyS4 at MMIO 0x10034000 (irq = 42, 
> base_baud = 3000000) is a 16550A
> [    0.687978] printk: console [ttyS4] enabled
> [    0.687978] printk: console [ttyS4] enabled
> [    0.696461] printk: bootconsole [jz4780_uart0] disabled
> [    0.696461] printk: bootconsole [jz4780_uart0] disabled
> [    0.722613] brd: module loaded
> [    0.735803] loop: module loaded
> [    0.740101] mtdoops: mtd device (mtddev=name/number) must be 
> supplied
> [    0.747631] spidev at 0 enforce active low on chipselect handle
> [    0.754405] ------------[ cut here ]------------
> [    0.759074] WARNING: CPU: 0 PID: 1 at drivers/spi/spidev.c:725 
> spidev_probe+0x1a0/0x1d0
> [    0.767436] /spi_gpio/spidev at 0: buggy DT: spidev listed directly 
> in DT
> [    0.774085] Modules linked in:
> [    0.777187] CPU: 0 PID: 1 Comm: swapper Not tainted 
> 5.4.0-rc7-letux-l400+ #1362
> [    0.784605] Stack : 00000001 0000000b 00000000 00000000 809673b8 
> 8f8859ec 809c0000 809bfe77
> [    0.793063]         8f883c38 80907ba0 00000001 80ac34f4 80ae0000 
> 80ac0000 8f885998 66e29e9e
> [    0.801488] random: fast init done
> [    0.804951]         00000000 00000000 809c0000 ffff00fe 8f885fe0 
> 00000400 00000000 fefefeff
> [    0.813400]         8f8f6bc0 0000004c 00000033 2d787574 809c0000 
> 00000000 805190a4 80944288
> [    0.821823]         00000009 000002d5 80ae0000 80943cec 809bd240 
> 66e29e9e 00000000 80ac0000
> [    0.830267]         ...
> [    0.832763] Call Trace:
> [    0.835238] [<8001c548>] show_stack+0x6c/0x12c
> [    0.839710] [<8003275c>] __warn+0xdc/0x10c
> [    0.843856] [<80032814>] warn_slowpath_fmt+0x88/0xc4
> [    0.848850] [<805190a4>] spidev_probe+0x1a0/0x1d0
> [    0.853607] [<80513260>] spi_drv_probe+0x88/0xbc
> [    0.858254] [<80480140>] really_probe+0x19c/0x348
> [    0.863004] [<804805e8>] driver_probe_device+0x194/0x1e4
> [    0.868355] [<8047e1cc>] bus_for_each_drv+0x90/0xc8
> [    0.873279] [<80480398>] __device_attach+0xac/0x14c
> [    0.878195] [<8047f10c>] bus_probe_device+0x3c/0xb4
> [    0.883118] [<8047c818>] device_add+0x328/0x57c
> [    0.887688] [<805165e8>] spi_add_device+0x134/0x188
> [    0.892612] [<80517114>] spi_register_controller+0x950/0xa20
> [    0.898310] [<80517230>] devm_spi_register_controller+0x4c/0x94
> [    0.904278] [<804823d4>] platform_drv_probe+0x58/0xb4
> [    0.909367] [<80480140>] really_probe+0x19c/0x348
> [    0.914117] [<804805e8>] driver_probe_device+0x194/0x1e4
> [    0.919468] [<8048082c>] device_driver_attach+0x50/0x78
> [    0.924739] [<80480910>] __driver_attach+0xbc/0xd8
> [    0.929568] [<8047e0d8>] bus_for_each_dev+0x70/0xc0
> [    0.934492] [<8047f3a4>] bus_add_driver+0x110/0x1f0
> [    0.939395] [<804813a0>] driver_register+0xcc/0x120
> [    0.944320] [<80010da4>] do_one_initcall+0xa4/0x220
> [    0.949226] [<80a4d004>] kernel_init_freeable+0x170/0x22c
> [    0.954677] [<80757cd0>] kernel_init+0x14/0x10c
> [    0.959234] [<8001612c>] ret_from_kernel_thread+0x14/0x1c
> [    0.964687] ---[ end trace cf9ca3988b3459ff ]---
> [    0.970340] libphy: Fixed MDIO Bus: probed
> [    0.975228] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) 
> Driver
> [    0.982111] usbcore: registered new interface driver usb-storage
> [    0.988785] mousedev: PS/2 mouse device common for all mice
> [    0.995920] jz4740-rtc 10003000.rtc: registered as rtc0
> [    1.002296] i2c /dev entries driver
> [    1.006436] IR NEC protocol handler initialized
> [    1.010997] IR RC5(x/sz) protocol handler initialized
> [    1.016394] IR RC6 protocol handler initialized
> [    1.020951] IR JVC protocol handler initialized
> [    1.025591] IR Sony protocol handler initialized
> [    1.030248] IR SANYO protocol handler initialized
> [    1.035038] IR Sharp protocol handler initialized
> [    1.039781] IR MCE Keyboard/mouse protocol handler initialized
> [    1.045703] IR XMP protocol handler initialized
> [    1.050272] Driver for 1-wire Dallas network protocol.
> [    1.057537] jz4740-mmc 13450000.mmc: Got CD GPIO
> [    1.062274] jz4740-mmc 13450000.mmc: Looking up vmmc-supply from 
> device tree
> [    1.070104] jz4740-mmc 13450000.mmc: Looking up vmmc-supply 
> property in node /mmc at 13450000 failed
> [    1.079099] jz4740-mmc 13450000.mmc: Looking up vqmmc-supply from 
> device tree
> [    1.086333] jz4740-mmc 13450000.mmc: Looking up vqmmc-supply 
> property in node /mmc at 13450000 failed
> [    1.121196] jz4740-mmc 13450000.mmc: JZ SD/MMC card driver 
> registered
> [    1.127764] jz4740-mmc 13450000.mmc: Using DMA, 4-bit mode
> [    1.133716] jz4740-mmc 13460000.mmc: Looking up vmmc-supply from 
> device tree
> [    1.140948] jz4740-mmc 13460000.mmc: Looking up vmmc-supply 
> property in node /mmc at 13460000 failed
> [    1.149952] jz4740-mmc 13460000.mmc: Looking up vqmmc-supply from 
> device tree
> [    1.157275] jz4740-mmc 13460000.mmc: Looking up vqmmc-supply 
> property in node /mmc at 13460000 failed
> [    1.191140] jz4740-mmc 13460000.mmc: JZ SD/MMC card driver 
> registered
> [    1.197715] jz4740-mmc 13460000.mmc: Using DMA, 4-bit mode
> [    1.205745] ledtrig-cpu: registered to indicate activity on CPUs
> [    1.213644] mmc0: host does not support reading read-only switch, 
> assuming write-enable
> [    1.221995] usbcore: registered new interface driver usbhid
> [    1.228161] usbhid: USB HID core driver
> [    1.232189] mmc0: new high speed SDHC card at address b368
> [    1.239534] oprofile: using timer interrupt.
> [    1.245567] mmcblk0: mmc0:b368 USD   7.46 GiB
> [    1.250464] Initializing XFRM netlink socket
> [    1.257188] NET: Registered protocol family 17
> [    1.261822]  mmcblk0: p1
> [    1.265331] NET: Registered protocol family 15
> [    1.269918] 9pnet: Installing 9P2000 support
> [    1.274713] Key type dns_resolver registered
> [    1.279729] Loading compiled-in X.509 certificates
> [    1.295737] jz4740-rtc 10003000.rtc: setting system clock to 
> 1970-01-01T00:00:00 UTC (0)
> [    1.304347] clk: Not disabling unused clocks
> [    1.308683] ALSA device list:
> [    1.311729]   No soundcards found.
> [    1.316271] EXT4-fs (mmcblk0p1): mounting ext3 file system using 
> the ext4 subsystem
> [    1.361490] EXT4-fs (mmcblk0p1): mounted filesystem with ordered 
> data mode. Opts: (null)
> [    1.369733] VFS: Mounted root (ext3 filesystem) on device 179:1.
> [    1.362496] devtmpfs: mounted
> [    1.366574] Freeing unused kernel memory: 464K
> [    1.371060] This architecture does not have kernel memory 
> protection.
> [    1.377622] Run /sbin/init as init process
> [    1.858807] systemd[1]: System time before build time, advancing 
> clock.
> [    2.414245] NET: Registered protocol family 10
> [    2.419610] Segment Routing with IPv6
> [    2.451318] random: systemd: uninitialized urandom read (16 bytes 
> read)
> [    2.462201] systemd[1]: systemd 232 running in system mode. (+PAM 
> +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP 
> +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN)
> [    2.458696] systemd[1]: Detected architecture mips.
> [    2.464549] systemd[1]: Set hostname to <letux>.
> [    2.484756] random: systemd: uninitialized urandom read (16 bytes 
> read)
> [    2.676931] random: systemd-sysv-ge: uninitialized urandom read 
> (16 bytes read)
> [    3.128828] systemd[1]: Listening on fsck to fsckd communication 
> Socket.
> [    3.145089] systemd[1]: Set up automount mnt-mmc2.1.automount.
> [    3.174375] systemd[1]: Listening on udev Kernel Socket.
> [    3.180118] systemd[1]: Listening on Syslog Socket.
> [    3.185461] systemd[1]: Listening on /dev/initctl Compatibility 
> Named Pipe.
> [    3.193420] systemd[1]: Set up automount Arbitrary Executable File 
> Formats File System Automount Point.
> [    3.204429] systemd[1]: Set up automount mnt-mmc0.2.automount.
> [    3.557992] EXT4-fs (mmcblk0p1): re-mounted. Opts: 
> errors=remount-ro
> [    4.311853] systemd-journald[683]: Received request to flush 
> runtime journal from PID 1
> [    5.207614] dm9000: unknown parameter 'mac_addr' ignored
> [    5.275165] dm9000 16000000.dm9000: Looking up vcc-supply from 
> device tree
> [    5.392612] dm9000 16000000.dm9000: IRQ index 1 not found
> [    5.413935] Registered IR keymap rc-empty
> [    5.442761] dm9000 16000000.dm9000: eth0: Invalid ethernet MAC 
> address. Please set using ip
> [    5.494772] rc rc0: gpio_ir_recv as 
> /devices/platform/ir-receiver/rc/rc0
> [    5.615697] eth0: dm9000b at (ptrval),(ptrval) IRQ 73 MAC: 
> 72:d7:a7:79:23:2c (random)
> [    5.629477] input: gpio_ir_recv as 
> /devices/platform/ir-receiver/rc/rc0/input0
> [    5.736323] rc rc0: lirc_dev: driver gpio_ir_recv registered at 
> minor = 0, raw IR receiver, no transmitter
> [    7.053927] panel-simple panel: Looking up power-supply from 
> device tree
> [    7.060708] panel-simple panel: Looking up power-supply property 
> in node /panel failed
> [    7.071357] panel-simple panel: panel supply power not found, 
> using dummy regulator
> [FAILED] Failed to start Setup Letux Panel config.
> See 'systemctl status letux-panel-setup.service' for details.
> [  OK  ] Found device /dev/ttyS4.
> [FAILED] Failed to start OMAP5 Tiler setup to rotate display.
> See 'systemctl status tiler.service' for details.
> [  OK  ] Started Login Service.
> [  OK  ] Listening on Load/Save RF Kill Switch Status /dev/rfkill 
> Watch.
> [  OK  ] Started LSB: Load kernel modules needed to enable cpufreq 
> scaling.
>          Starting LSB: set CPUFreq kernel parameters...
> [    9.122774] random: crng init done
> [    9.126222] random: 7 urandom warning(s) missed due to ratelimiting
> [  OK  ] Started LSB: set CPUFreq kernel parameters.
>          Starting LSB: Set sysfs variables from /etc/sysfs.conf...
> [  OK  ] Started LSB: Set sysfs variables from /etc/sysfs.conf.
> [  OK  ] Started Network Manager.
>          Starting Network Manager Wait Online...
>          Starting Network Manager Script Dispatcher Service...
> [  OK  ] Started Network Manager Script Dispatcher Service.
>          Starting Hostname Service...
> [  OK  ] Started Hostname Service.
>          Starting Authorization Manager...
> [  OK  ] Started Network Manager Wait Online.
> [  OK  ] Started Authorization Manager.
> [   13.392452] dm9000 16000000.dm9000: eth0: link down
> [   13.432448] dm9000 16000000.dm9000 eth0: link down
>          Mounting Configuration File System...
> [  OK  ] Mounted Configuration File Syste[   14.280304] udc-core: 
> couldn't find an available UDC - added [g_ether] to list of pending 
> drivers
> m.
> [   15.152536] dm9000 16000000.dm9000: eth0: link up, 100Mbps, 
> full-duplex, lpa 0x41E1
> [   15.160308] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
> [FAILED] Failed to start Raise network interfaces.
> See 'systemctl status networking.service' for details.
> [  OK  ] Reached target Network.
>          Starting Permit User Sessions...
>          Starting OpenBSD Secure Shell server...
> [  OK  ] Reached target Network is Online.
>          Starting LSB: Start NTP daemon...
> [  OK  ] Started Permit User Sessions.
> [  OK  ] Started Serial Getty on ttyS4.
> [  OK  ] Started Start volume wheel daemon on Pyra.
> [  OK  ] Started Blanview daemon to control backlight by ambient 
> light sensor.
> [  OK  ] Started Getty on tty1.
> [  OK  ] Reached target Login Prompts.
> [  OK  ] Started LSB: Start NTP daemon.
> [  OK  ] Started OpenBSD Secure Shell server.
> [  OK  ] Reached target Multi-User System.
> [  OK  ] Reached target Graphical Interface.
>          Starting Update UTMP about System Runlevel Changes...
> [  OK  ] Started Update UTMP about System Runlevel Changes.
> 
> Debian GNU/Linux 9 letux ttyS4
> 
> letux login:
> 
> 




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