U-Boot SPL 2012.07-00012-g391a28d (Dec 30 2012 - 17:40:39) OMAP4460 ES1.1 OMAP SD/MMC: 0 reading u-boot.img reading u-boot.bin mkimage signature not found - ih_magic = ea000014 reading u-boot.bin U-Boot 2012.07-00012-g391a28d (Dec 30 2012 - 17:40:39) CPU : OMAP4460 ES1.1 Board: OMAP4 Variscite SOM I2C: ready DRAM: 1 GiB MMC: OMAP SD/MMC: 0 Using default environment In: serial Out: serial Err: serial Net: Net Initialization Skipped No ethernet found. checking for preEnv.txt reading preEnv.txt 0 bytes read Loaded environment from preEnv.txt Importing preboot environment from mmc ... Hit any key to stop autoboot: 3  0 VAR-SOM-OM44 # VAR-SOM-OM44 # setenv bootargs 'console=ttyO2,115200n8 mem=1G@0x80000000 root=/dev/mmcblk0p2 ro earlyprintk ignore_loglevel fixrtc phy.smsc.gb_enable=false video=HDMI-A-1:1920x1080@60' VAR-SOM-OM44 # loady 0x81000000 ## Ready for binary (ymodem) download to 0x81000000 at 115200 bps... CSending: uImage-dtb.omap4-var-som Sending: Transfer complete CRC mode, 6(SOH)/4171(STX)/0(CAN) packets, 3 retries ## Total Size = 0x00412dc3 = 4271555 Bytes VAR-SOM-OM44 # bootm 0x81000000 ## Booting kernel from Legacy Image at 81000000 ... Image Name: Linux- Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 4271491 Bytes = 4.1 MiB Load Address: 80008000 Entry Point: 80008000 Verifying Checksum ... OK Loading Kernel Image ... OK OK Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 3.13.0-rc1-36093-g978c971 (paul@knihy) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Tue Dec 17 01:47:16 MST 2013 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c53c7d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine model: Variscite OMAP4 SOM [ 0.000000] debug: ignoring loglevel setting. [ 0.000000] cma: CMA: reserved 16 MiB at ae800000 [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] On node 0 totalpages: 261888 [ 0.000000] free_area_init_node: node 0, pgdat c0874d40, node_mem_map c0dec000 [ 0.000000] Normal zone: 1520 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 194560 pages, LIFO batch:31 [ 0.000000] HighMem zone: 528 pages used for memmap [ 0.000000] HighMem zone: 67328 pages, LIFO batch:15 [ 0.000000] OMAP4460 ES1.1 [ 0.000000] PERCPU: Embedded 9 pages/cpu @c1613000 s13952 r8192 d14720 u36864 [ 0.000000] pcpu-alloc: s13952 r8192 d14720 u36864 alloc=9*4096 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 260368 [ 0.000000] Kernel command line: console=ttyO2,115200n8 mem=1G@0x80000000 root=/dev/mmcblk0p2 ro earlyprintk ignore_loglevel fixrtc phy.smsc.gb_enable=false video=HDMI-A-1:1920x1080@60 [ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes) [ 0.000000] Memory: 1007664K/1047552K available (5475K kernel code, 648K rwdata, 2112K rodata, 401K init, 5527K bss, 39888K reserved, 269312K highmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB) [ 0.000000] vmalloc : 0xf0000000 - 0xff000000 ( 240 MB) [ 0.000000] lowmem : 0xc0000000 - 0xef800000 ( 760 MB) [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [ 0.000000] .text : 0xc0008000 - 0xc077116c (7589 kB) [ 0.000000] .init : 0xc0772000 - 0xc07d6680 ( 402 kB) [ 0.000000] .data : 0xc07d8000 - 0xc087a180 ( 649 kB) [ 0.000000] .bss : 0xc087a180 - 0xc0ddffb0 (5528 kB) [ 0.000000] Hierarchical RCU implementation. [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] ti_dt_clocks_register: failed to lookup clock node div_ts_ck [ 0.000000] ti_dt_clocks_register: failed to lookup clock node bandgap_ts_fclk [ 0.000000] OMAP clockevent source: timer1 at 32768 Hz [ 0.000000] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps every 65536000000000ns [ 0.000000] OMAP clocksource: 32k_counter at 32768 Hz [ 0.000000] smp_twd: clock not found -2 [ 0.000000] Console: colour dummy device 80x30 [ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.000000] ... MAX_LOCK_DEPTH: 48 [ 0.000000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.000000] ... CLASSHASH_SIZE: 4096 [ 0.000000] ... MAX_LOCKDEP_ENTRIES: 16384 [ 0.000000] ... MAX_LOCKDEP_CHAINS: 32768 [ 0.000000] ... CHAINHASH_SIZE: 16384 [ 0.000000] memory used by lock dependency info: 3695 kB [ 0.000000] per task-struct memory footprint: 1152 bytes [ 0.000000] Calibrating local timer... 347.45MHz. [ 0.059570] Calibrating delay loop... 1384.44 BogoMIPS (lpj=6922240) [ 0.148925] pid_max: default: 32768 minimum: 301 [ 0.149444] Security Framework initialized [ 0.149658] Mount-cache hash table entries: 512 [ 0.183135] CPU: Testing write buffer coherency: ok [ 0.184692] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.184753] Setting up static identity map for 0x80530910 - 0x80530980 [ 0.184875] L310 cache controller enabled [ 0.184906] l2x0: 16 ways, CACHE_ID 0x410000c7, AUX_CTRL 0x7e470000, Cache size: 1024 kB [ 0.190032] CPU1: Booted secondary processor [ 0.228332] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.228942] Brought up 2 CPUs [ 0.228942] SMP: Total of 2 processors activated. [ 0.228973] CPU: All CPU(s) started in SVC mode. [ 0.231781] devtmpfs: initialized [ 0.240722] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.323944] pinctrl core: initialized pinctrl subsystem [ 0.327148] regulator-dummy: no parameters [ 0.330230] NET: Registered protocol family 16 [ 0.337036] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.415832] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.416992] OMAP GPIO hardware version 0.1 [ 0.418823] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.420959] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.423065] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.425170] gpiochip_add: registered GPIOs 128 to 159 on device: gpio [ 0.427429] gpiochip_add: registered GPIOs 160 to 191 on device: gpio [ 0.429260] omap-gpmc 50000000.gpmc: GPMC revision 6.0 [ 0.454315] platform 4b501000.aes: Cannot lookup hwmod 'aes' [ 0.454925] platform 480a5000.des: Cannot lookup hwmod 'des' [ 0.456146] No ATAGs? [ 0.456176] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.456207] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.459716] OMAP DMA hardware revision 0.0 [ 0.505584] bio: create slab at 0 [ 0.509155] edma-dma-engine edma-dma-engine.0: Can't allocate PaRAM dummy slot [ 0.509216] edma-dma-engine: probe of edma-dma-engine.0 failed with error -5 [ 0.563049] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.564025] of_get_named_gpiod_flags: can't parse gpios property of node '/fixedregulator@0[0]' [ 0.564788] VDD_ETH: 3300 mV [ 0.571716] SCSI subsystem initialized [ 0.573272] usbcore: registered new interface driver usbfs [ 0.573608] usbcore: registered new interface driver hub [ 0.574035] usbcore: registered new device driver usb [ 0.579650] omap_i2c 48070000.i2c: bus 0 rev0.11 at 400 kHz [ 0.580657] omap_i2c 48072000.i2c: bus 1 rev0.11 at 400 kHz [ 0.582305] omap_i2c 48060000.i2c: bus 2 rev0.11 at 400 kHz [ 0.583160] omap_i2c 48350000.i2c: bus 3 rev0.11 at 400 kHz [ 0.589477] Switched to clocksource 32k_counter [ 0.716827] NET: Registered protocol family 2 [ 0.718627] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.718872] TCP bind hash table entries: 8192 (order: 6, 294912 bytes) [ 0.721832] TCP: Hash tables configured (established 8192 bind 8192) [ 0.722045] TCP: reno registered [ 0.722076] UDP hash table entries: 512 (order: 3, 40960 bytes) [ 0.722442] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes) [ 0.723907] NET: Registered protocol family 1 [ 0.725280] RPC: Registered named UNIX socket transport module. [ 0.725311] RPC: Registered udp transport module. [ 0.725311] RPC: Registered tcp transport module. [ 0.725341] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.897491] bounce pool size: 64 pages [ 0.898590] VFS: Disk quotas dquot_6.5.2 [ 0.898834] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.901184] NFS: Registering the id_resolver key type [ 0.901519] Key type id_resolver registered [ 0.901550] Key type id_legacy registered [ 0.901641] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.902191] msgmni has been set to 1474 [ 0.905426] io scheduler noop registered [ 0.905456] io scheduler deadline registered [ 0.905548] io scheduler cfq registered (default) [ 0.910858] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.911376] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.914794] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.920532] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806a000[0]' [ 0.921508] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 104, base_baud = 3000000) is a OMAP UART0 [ 0.923034] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806c000[0]' [ 0.923583] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 105, base_baud = 3000000) is a OMAP UART1 [ 0.924865] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@48020000[0]' [ 0.925231] 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 106, base_baud = 3000000) is a OMAP UART2 [ 1.754241] console [ttyO2] enabled [ 1.759338] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806e000[0]' [ 1.769195] 4806e000.serial: ttyO3 at MMIO 0x4806e000 (irq = 102, base_baud = 3000000) is a OMAP UART3 [ 1.803680] brd: module loaded [ 1.820922] loop: module loaded [ 1.826843] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 1.837677] twl 0-0048: PIH (irq 39) nested IRQs [ 1.845672] VAUX1_6030: 1000 <--> 3000 mV at 2800 mV [ 1.853271] VAUX2_6030: 1200 <--> 2800 mV at 1800 mV [ 1.860687] VAUX3_6030: 1000 <--> 3000 mV at 1200 mV [ 1.867950] VMMC: 1200 <--> 3000 mV at 3000 mV [ 1.874999] VPP: 1800 <--> 2500 mV at 1900 mV [ 1.881713] VUSIM: 1200 <--> 2900 mV [ 1.887359] VDAC: 1800 mV [ 1.891784] VANA: 2100 mV [ 1.896575] VCXIO: 1800 mV [ 1.900878] VUSB: 3300 mV [ 1.905609] V1V8: 1800 mV [ 1.910522] V2V1: 2100 mV [ 1.921051] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.931610] omap-dma-engine 4a056000.dma-controller: allocating channel for 36 [ 1.939270] omap-dma-engine 4a056000.dma-controller: allocating channel for 35 [ 1.953216] ks8851 spi1.0: message enable is 0 [ 1.964477] ks8851 spi1.0 eth0: revision 1, MAC 42:46:c7:73:bc:ec, IRQ 331, no EEPROM [ 1.976196] usbcore: registered new interface driver asix [ 1.982208] usbcore: registered new interface driver ax88179_178a [ 1.988922] usbcore: registered new interface driver cdc_ether [ 1.995391] usbcore: registered new interface driver r815x [ 2.001525] usbcore: registered new interface driver smsc95xx [ 2.007873] usbcore: registered new interface driver net1080 [ 2.014160] usbcore: registered new interface driver cdc_subset [ 2.020751] usbcore: registered new interface driver zaurus [ 2.026947] usbcore: registered new interface driver cdc_ncm [ 2.034393] usbcore: registered new interface driver cdc_wdm [ 2.041320] usbcore: registered new interface driver usb-storage [ 2.047973] usbcore: registered new interface driver usbtest [ 2.056335] mousedev: PS/2 mouse device common for all mice [ 2.066680] twl_rtc rtc.5: Power up reset detected. [ 2.073303] twl_rtc rtc.5: Enabling TWL-RTC [ 2.083679] twl_rtc rtc.5: rtc core: registered rtc.5 as rtc0 [ 2.090240] i2c /dev entries driver [ 2.097381] Driver for 1-wire Dallas network protocol. [ 2.107604] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec [ 2.117187] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 2.126373] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 2.135894] omap-dma-engine 4a056000.dma-controller: allocating channel for 62 [ 2.143554] omap-dma-engine 4a056000.dma-controller: allocating channel for 61 [ 2.151672] omap_hsmmc 4809c000.mmc: dummy supplies not allowed [ 2.157897] omap_hsmmc 4809c000.mmc: pins are not configured from the driver [ 2.199584] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 2.208709] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 2.218109] omap-dma-engine 4a056000.dma-controller: allocating channel for 60 [ 2.225738] omap-dma-engine 4a056000.dma-controller: allocating channel for 59 [ 2.233398] omap_hsmmc 480d5000.mmc: dummy supplies not allowed [ 2.239654] omap_hsmmc 480d5000.mmc: vmmc regulator missing [ 2.245697] omap-dma-engine 4a056000.dma-controller: freeing channel for 59 [ 2.253051] omap-dma-engine 4a056000.dma-controller: freeing channel for 60 [ 2.254058] mmc0: host does not support reading read-only switch. assuming write-enable. [ 2.257965] mmc0: new high speed SDHC card at address 0007 [ 2.276367] isa bounce pool size: 16 pages [ 2.280181] ledtrig-cpu: registered to indicate activity on CPUs [ 2.281402] usbcore: registered new interface driver usbhid [ 2.281402] usbhid: USB HID core driver [ 2.283477] oprofile: no performance counters [ 2.284973] oprofile: using timer interrupt. [ 2.306701] TCP: cubic registered [ 2.306762] mmcblk0: mmc0:0007 SD08G 7.42 GiB [ 2.314910] Initializing XFRM netlink socket [ 2.319610] NET: Registered protocol family 17 [ 2.324340] NET: Registered protocol family 15 [ 2.329315] Key type dns_resolver registered [ 2.334808] mmcblk0: p1 p2 [ 2.339630] Power Management for TI OMAP4+ devices. [ 2.344818] Power Management for TI OMAP4. [ 2.349121] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 2.356414] ThumbEE CPU extension supported. [ 2.365722] VUSB: disabling [ 2.369750] VANA: disabling [ 2.373657] VDAC: disabling [ 2.380676] VAUX1_6030: disabling [ 2.389526] twl_rtc rtc.5: setting system clock to 2000-01-01 00:00:00 UTC (946684800) [ 2.398193] omap_uart 48020000.serial: no wakeirq for uart2 [ 2.410949] EXT3-fs (mmcblk0p2): error: couldn't mount because of unsupported optional features (240) [ 2.424133] EXT2-fs (mmcblk0p2): error: couldn't mount because of unsupported optional features (244) [ 2.466857] EXT4-fs (mmcblk0p2): INFO: recovery required on readonly filesystem [ 2.479370] EXT4-fs (mmcblk0p2): write access will be enabled during recovery [ 4.968994] EXT4-fs (mmcblk0p2): recovery complete [ 4.981964] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null) [ 4.981964] VFS: Mounted root (ext4 filesystem) readonly on device 179:2. [ 5.013824] devtmpfs: mounted [ 5.013824] Freeing unused kernel memory: 400K (c0772000 - c07d6000) [ 5.912750] random: init urandom read with 80 bits of entropy available [ 5.956268] init: Failed to create pty - disabling logging for job [ 5.962921] init: Temporary process spawn error: No space left on device [ 6.065521] init: Failed to create pty - disabling logging for job [ 6.072387] init: Temporary process spawn error: No space left on device [ 6.133819] init: Failed to create pty - disabling logging for job [ 6.140624] init: Temporary process spawn error: No space left on device [ 6.152038] init: Failed to create pty - disabling logging for job [ 6.154144] init: Temporary process spawn error: No space left on device [ 6.471038] init: ureadahead main process (798) terminated with status 5 [ 6.507598] omap_uart 48020000.serial: no wakeirq for uart2 [ 7.150360] init: Failed to create pty - disabling logging for job [ 7.150360] init: Temporary process spawn error: No space left on device [ 7.205566] init: Failed to create pty - disabling logging for job [ 7.213623] init: Temporary process spawn error: No space left on device [ 7.285675] random: nonblocking pool is initialized [ 7.386352] init: Failed to create pty - disabling logging for job [ 7.393402] init: Temporary process spawn error: No space left on device [ 8.351379] udevd[855]: starting version 175 fsck from util-linux 2.20.1 [ 11.962036] init: udev-fallback-graphics main process (1547) terminated with status 1 /dev/mmcblk0p2: clean, 177210/963584 files, 2987252/7708672 blocks [ 12.140319] EXT4-fs (mmcblk0p2): re-mounted. Opts: errors=remount-ro [ 12.367034] init: plymouth main process (799) killed by SEGV signal [ 12.376708] init: plymouth-splash main process (1555) terminated with status 2 mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed [ 12.753143] init: plymouth-log main process (1608) terminated with status 1 [ 12.794403] init: failsafe main process (1609) killed by TERM signal [ 13.712036] Adding 524232k swap on /SWAP.swap. Priority:-1 extents:13 across:577528k SS mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Disconnected from Plymouth [ 14.098632] init: plymouth-upstart-bridge main process (1660) terminated with status 1 [ 14.255157] omap_uart 48020000.serial: no wakeirq for uart2 speech-dispatcher disabled; edit /etc/default/speech-dispatcher saned disabled; edit /etc/default/saned [ 15.029113] init: alsa-restore main process (1692) terminated with status 19 [ 15.046630] init: hybrid-gfx main process (1705) terminated with status 1 [ 16.254821] init: bluetooth main process (1684) terminated with status 1 [ 16.263641] init: bluetooth main process ended, respawning FATAL: Could not load /lib/modules/3.13.0-rc1-36093-g978c971/modules.dep: No such file or directory Ubuntu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: [ 17.192657] init: bluetooth main process (1800) terminated with status 1 [ 17.200683] init: bluetooth main process ended, respawning [ 17.368103] init: bluetooth main process (1824) terminated with status 1 [ 17.376464] init: bluetooth main process ended, respawning [ 17.554595] init: bluetooth main process (1847) terminated with status 1 [ 17.562072] init: bluetooth main process ended, respawning [ 17.722564] init: bluetooth main process (1871) terminated with status 1 [ 17.730377] init: bluetooth main process ended, respawning [ 17.890991] init: bluetooth main process (1894) terminated with status 1 [ 17.898162] init: bluetooth main process ended, respawning [ 18.237457] init: bluetooth main process (1941) terminated with status 1 [ 18.245391] init: bluetooth main process ended, respawning Ubuntu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: Ubuntu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: root [ 18.758148] init: bluetooth main process (1969) terminated with status 1 [ 18.765991] init: bluetooth main process ended, respawning [ 18.963012] init: bluetooth main process (1992) terminated with status 1 [ 18.971405] init: bluetooth main process ended, respawning [ 19.182159] init: bluetooth main process (2018) terminated with status 1 [ 19.192047] init: bluetooth respawning too fast, stopped Last login: Sat Jan 1 02:00:22 IST 2000 on ttyO2 Welcome to Ubuntu 12.04.1 LTS (GNU/Linux 3.13.0-rc1-36093-g978c971 armv7l) * Documentation: https://help.ubuntu.com/ [ 22.631042] init: lightdm main process (1735) terminated with status 1 %% Start PM consolidated quick test (retention only) %% Preparation root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# mount -t sysfs none /sys mount: none already mounted or /sys busy mount: according to mtab, none is already mounted on /sys root@variscite-desktop:~# root@variscite-desktop:~# mount -t debugfs none /debug root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/* .serial | paste -s -d' '`; do echo -1 > $u/power/autosuspend_delay_ms; done root@variscite-desktop:~# root@variscite-desktop:~# echo 0 > /debug/pm_debug/enable_off_mode root@variscite-desktop:~# root@variscite-desktop:~# %% Baseline pm_debug count dump cat /debug/pm_debug/count [ 29.369903] pwrdm state mismatch(cam_pwrdm) 3 != 0 [ 29.375091] pwrdm state mismatch(ivahd_pwrdm) 3 != 1 [ 29.380432] pwrdm state mismatch(tesla_pwrdm) 3 != 1 [ 29.383087] pwrdm state mismatch(dss_pwrdm) 3 != 1 cefuse_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 always_on_core_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (ON),OFF:0,RET:8,INA:0,ON:9,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_pwrdm (ON),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0 mpu_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (ON),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 dss_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 gfx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:0 l3_dma_clkdm->core_pwrdm (0) emu_sys_clkdm->emu_pwrdm (0) l4_wkup_clkdm->wkup_pwrdm (2) l3_dss_clkdm->dss_pwrdm (0) iss_clkdm->cam_pwrdm (0) l3_1_clkdm->core_pwrdm (0) l3_2_clkdm->core_pwrdm (1) mpuss_clkdm->mpu_pwrdm (1) ducati_clkdm->core_pwrdm (0) l4_ao_clkdm->always_on_core_pwrdm (0) l3_emif_clkdm->core_pwrdm (2) mpu1_clkdm->cpu1_pwrdm (0) mpu0_clkdm->cpu0_pwrdm (0) d2d_clkdm->core_pwrdm (0) l3_init_clkdm->l3init_pwrdm (1) l3_instr_clkdm->core_pwrdm (0) abe_clkdm->abe_pwrdm (0) l4_per_clkdm->l4per_pwrdm (6) l4_secure_clkdm->l4per_pwrdm (0) ivahd_clkdm->ivahd_pwrdm (0) l3_gfx_clkdm->gfx_pwrdm (0) tesla_clkdm->tesla_pwrdm (0) l4_cfg_clkdm->core_pwrdm (0) l4_cefuse_clkdm->cefuse_pwrdm (0) root@variscite-desktop:~# root@variscite-desktop:~# echo enabled > /sys/devices/44000000.ocp/48020000.seri al/tty/ttyO2/power/wakeup root@variscite-desktop:~# %% Start retention double suspend/resume UART wakeup test echo mem > /sys/power/state [ 31.599426] PM: Syncing filesystems ... [ 39.333435] init: failsafe-x main process (2216) terminated with status 1 done. [ 40.424896] PM: Preparing system for mem sleep [ 40.449768] Freezing user space processes ... (elapsed 0.005 seconds) done. [ 40.459625] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. [ 40.472808] PM: Entering mem sleep [ 40.476379] Suspending console(s) (use no_console_suspend to debug) [ 40.499633] PM: suspend of devices complete after 16.571 msecs [ 40.499786] PM: late suspend of devices complete after 0.152 msecs [ 40.513549] omap_hwmod: gpio6: _wait_target_disable failed [ 40.513793] PM: noirq suspend of devices complete after 14.007 msecs [ 40.513946] Disabling non-boot CPUs ... [ 40.525756] CPU1: shutdown [ 40.531311] Powerdomain (core_pwrdm) didn't enter target state 1 [ 40.531311] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 40.531311] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 40.531311] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 40.531311] Powerdomain (core_pwrdm) didn't enter target state 1 [ 40.531311] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 40.531311] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 40.531311] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 40.531311] Could not enter target state in pm_suspend [ 40.531311] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 40.531311] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 40.531768] Enabling non-boot CPUs ... [ 40.534179] CPU1: Booted secondary processor [ 40.537139] CPU1 is up [ 40.539581] PM: noirq resume of devices complete after 2.410 msecs [ 40.543273] PM: early resume of devices complete after 2.441 msecs [ 40.617095] PM: resume of devices complete after 73.791 msecs [ 40.754730] PM: Finishing wakeup. [ 40.758239] Restarting tasks ... done. root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# cat /debug/pm_debug/count cefuse_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 always_on_core_pwrdm (ON),OFF:1,RET:0,INA:0,ON:2,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (RET),OFF:0,RET:11,INA:0,ON:11,RET-LOGIC-OFF:1,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0 mpu_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:1,RET:0,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:1,RET:0,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:1,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 dss_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 gfx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:0 l3_dma_clkdm->core_pwrdm (0) emu_sys_clkdm->emu_pwrdm (0) l4_wkup_clkdm->wkup_pwrdm (2) l3_dss_clkdm->dss_pwrdm (0) iss_clkdm->cam_pwrdm (0) l3_1_clkdm->core_pwrdm (0) l3_2_clkdm->core_pwrdm (1) mpuss_clkdm->mpu_pwrdm (1) ducati_clkdm->core_pwrdm (0) l4_ao_clkdm->always_on_core_pwrdm (0) l3_emif_clkdm->core_pwrdm (2) mpu1_clkdm->cpu1_pwrdm (0) mpu0_clkdm->cpu0_pwrdm (0) d2d_clkdm->core_pwrdm (0) l3_init_clkdm->l3init_pwrdm (0) l3_instr_clkdm->core_pwrdm (0) abe_clkdm->abe_pwrdm (0) l4_per_clkdm->l4per_pwrdm (10) l4_secure_clkdm->l4per_pwrdm (0) ivahd_clkdm->ivahd_pwrdm (0) l3_gfx_clkdm->gfx_pwrdm (0) tesla_clkdm->tesla_pwrdm (0) l4_cfg_clkdm->core_pwrdm (0) l4_cefuse_clkdm->cefuse_pwrdm (0) root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# echo mem > /sys/power/state [ 42.768432] PM: Syncing filesystems ... done. [ 43.446014] PM: Preparing system for mem sleep [ 43.453369] Freezing user space processes ... (elapsed 0.003 seconds) done. [ 43.464172] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done. [ 43.474121] PM: Entering mem sleep [ 43.477691] Suspending console(s) (use no_console_suspend to debug) [ 43.496459] PM: suspend of devices complete after 8.911 msecs [ 43.499786] PM: late suspend of devices complete after 3.295 msecs [ 43.509887] omap_hwmod: gpio6: _wait_target_disable failed [ 43.510162] PM: noirq suspend of devices complete after 10.375 msecs [ 43.510192] Disabling non-boot CPUs ... [ 43.514221] CPU1: shutdown [ 43.515655] Powerdomain (core_pwrdm) didn't enter target state 1 [ 43.515655] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 43.515655] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 43.515655] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 43.515655] Powerdomain (core_pwrdm) didn't enter target state 1 [ 43.515655] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 43.515655] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 43.515655] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 43.515655] Could not enter target state in pm_suspend [ 43.515655] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 43.515655] hw-breakpoint: CPU 0 failed to disable vector catch [ 43.515747] Enabling non-boot CPUs ... [ 43.517944] CPU1: Booted secondary processor [ 43.518646] CPU1 is up [ 43.520874] PM: noirq resume of devices complete after 2.227 msecs [ 43.524139] PM: early resume of devices complete after 2.410 msecs [ 43.596435] PM: resume of devices complete after 72.296 msecs [ 43.732788] PM: Finishing wakeup. [ 43.736267] Restarting tasks ... done. root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# cat /debug/pm_debug/count cefuse_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 always_on_core_pwrdm (ON),OFF:2,RET:0,INA:0,ON:3,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (RET),OFF:0,RET:13,INA:0,ON:13,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0 mpu_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:2,RET:0,INA:0,ON:3,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:2,RET:0,INA:0,ON:3,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 dss_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 gfx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:0 l3_dma_clkdm->core_pwrdm (0) emu_sys_clkdm->emu_pwrdm (0) l4_wkup_clkdm->wkup_pwrdm (2) l3_dss_clkdm->dss_pwrdm (0) iss_clkdm->cam_pwrdm (0) l3_1_clkdm->core_pwrdm (0) l3_2_clkdm->core_pwrdm (1) mpuss_clkdm->mpu_pwrdm (1) ducati_clkdm->core_pwrdm (0) l4_ao_clkdm->always_on_core_pwrdm (0) l3_emif_clkdm->core_pwrdm (2) mpu1_clkdm->cpu1_pwrdm (0) mpu0_clkdm->cpu0_pwrdm (0) d2d_clkdm->core_pwrdm (0) l3_init_clkdm->l3init_pwrdm (0) l3_instr_clkdm->core_pwrdm (0) abe_clkdm->abe_pwrdm (0) l4_per_clkdm->l4per_pwrdm (10) l4_secure_clkdm->l4per_pwrdm (0) ivahd_clkdm->ivahd_pwrdm (0) l3_gfx_clkdm->gfx_pwrdm (0) tesla_clkdm->tesla_pwrdm (0) l4_cfg_clkdm->core_pwrdm (0) l4_cefuse_clkdm->cefuse_pwrdm (0) root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# ./test_rootfs_access_nonexistent_file__ret_susp -bash: ./test_rootfs_access_nonexistent_file__ret_susp: No such file or directory root@variscite-desktop:~# root@variscite-desktop:~# %% End retention double suspend/resume UART wakeup test %% Start retention dynamic idle UART wakeup test for u in `ls -1d /sys/bus/platform/drivers/omap_uart/* .serial | paste -s -d' '`; do echo 3000 > $u/power/autosuspend_delay_ms; done root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# cat /debug/pm_debug/count cefuse_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 always_on_core_pwrdm (ON),OFF:2,RET:0,INA:0,ON:3,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (RET),OFF:0,RET:15,INA:0,ON:15,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0 mpu_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:2,RET:0,INA:0,ON:3,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:2,RET:0,INA:0,ON:3,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 dss_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 gfx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:0 l3_dma_clkdm->core_pwrdm (0) emu_sys_clkdm->emu_pwrdm (0) l4_wkup_clkdm->wkup_pwrdm (2) l3_dss_clkdm->dss_pwrdm (0) iss_clkdm->cam_pwrdm (0) l3_1_clkdm->core_pwrdm (0) l3_2_clkdm->core_pwrdm (1) mpuss_clkdm->mpu_pwrdm (1) ducati_clkdm->core_pwrdm (0) l4_ao_clkdm->always_on_core_pwrdm (0) l3_emif_clkdm->core_pwrdm (2) mpu1_clkdm->cpu1_pwrdm (0) mpu0_clkdm->cpu0_pwrdm (0) d2d_clkdm->core_pwrdm (0) l3_init_clkdm->l3init_pwrdm (0) l3_instr_clkdm->core_pwrdm (0) abe_clkdm->abe_pwrdm (0) l4_per_clkdm->l4per_pwrdm (2) l4_secure_clkdm->l4per_pwrdm (0) ivahd_clkdm->ivahd_pwrdm (0) l3_gfx_clkdm->gfx_pwrdm (0) tesla_clkdm->tesla_pwrdm (0) l4_cfg_clkdm->core_pwrdm (0) l4_cefuse_clkdm->cefuse_pwrdm (0) root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# root@variscite-desktop:~# ./test_rootfs_access_nonexistent_file__ret_dyn -bash: ./test_rootfs_access_nonexistent_file__ret_dyn: No such file or directory root@variscite-desktop:~# root@variscite-desktop:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/* .serial | paste -s -d' '`; do echo -1 > $u/power/autosuspend_delay_ms; done root@variscite-desktop:~# root@variscite-desktop:~# %% End retention dynamic idle UART wakeup test %% End PM consolidated quick test (retention only)