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, 8(SOH)/4211(STX)/0(CAN) packets, 3 retries ## Total Size = 0x0041cecb = 4312779 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: 4312715 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 3.14.0-rc3-50109-g6d0abec (paul@knihy) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Mon Feb 17 21:54:15 MST 2014 [ 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 c088c3c0, node_mem_map edff2000 [ 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 @edfb9000 s14016 r8192 d14656 u36864 [ 0.000000] pcpu-alloc: s14016 r8192 d14656 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: 1007588K/1047552K available (5565K kernel code, 654K rwdata, 2128K rodata, 385K init, 5518K bss, 39964K 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 - 0xc078b9bc (7695 kB) [ 0.000000] .init : 0xc078c000 - 0xc07ec6c0 ( 386 kB) [ 0.000000] .data : 0xc07ee000 - 0xc0891998 ( 655 kB) [ 0.000000] .bss : 0xc0891998 - 0xc0df5538 (5519 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 [ 392.614959] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps every 65536000000000ns [ 0.000000] OMAP clocksource: 32k_counter at 32768 Hz [ 0.000152] smp_twd: clock not found -2 [ 0.002166] Console: colour dummy device 80x30 [ 0.002258] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.002258] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.002258] ... MAX_LOCK_DEPTH: 48 [ 0.002288] ... MAX_LOCKDEP_KEYS: 8191 [ 0.002288] ... CLASSHASH_SIZE: 4096 [ 0.002288] ... MAX_LOCKDEP_ENTRIES: 16384 [ 0.002288] ... MAX_LOCKDEP_CHAINS: 32768 [ 0.002319] ... CHAINHASH_SIZE: 16384 [ 0.002319] memory used by lock dependency info: 3695 kB [ 0.002319] per task-struct memory footprint: 1152 bytes [ 0.002380] Calibrating local timer... 347.56MHz. [ 0.058593] Calibrating delay loop... 1384.44 BogoMIPS (lpj=6922240) [ 0.147949] pid_max: default: 32768 minimum: 301 [ 0.148498] Security Framework initialized [ 0.148681] Mount-cache hash table entries: 512 [ 0.178802] CPU: Testing write buffer coherency: ok [ 0.180328] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.180389] Setting up static identity map for 0x80546e20 - 0x80546e90 [ 0.180511] L310 cache controller enabled [ 0.180541] l2x0: 16 ways, CACHE_ID 0x410000c7, AUX_CTRL 0x7e470000, Cache size: 1024 kB [ 0.185485] CPU1: Booted secondary processor [ 0.217468] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.218048] Brought up 2 CPUs [ 0.218078] SMP: Total of 2 processors activated. [ 0.218109] CPU: All CPU(s) started in SVC mode. [ 0.220825] devtmpfs: initialized [ 0.229919] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.233734] omap_hwmod: l3_main_3 using broken dt data from ocp [ 0.237304] omap_hwmod: l3_main_2 using broken dt data from ocp [ 0.395263] pinctrl core: initialized pinctrl subsystem [ 0.398681] regulator-dummy: no parameters [ 0.401580] NET: Registered protocol family 16 [ 0.408355] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.486816] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.487884] OMAP GPIO hardware version 0.1 [ 0.489624] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.491851] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.494171] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.496520] gpiochip_add: registered GPIOs 128 to 159 on device: gpio [ 0.498809] gpiochip_add: registered GPIOs 160 to 191 on device: gpio [ 0.500610] omap-gpmc 50000000.gpmc: GPMC revision 6.0 [ 0.527679] platform 4b501000.aes: Cannot lookup hwmod 'aes' [ 0.528289] platform 480a5000.des: Cannot lookup hwmod 'des' [ 0.529663] No ATAGs? [ 0.529693] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.529693] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.533294] OMAP DMA hardware revision 0.0 [ 0.582427] bio: create slab at 0 [ 0.586212] edma-dma-engine edma-dma-engine.0: Can't allocate PaRAM dummy slot [ 0.586242] edma-dma-engine: probe of edma-dma-engine.0 failed with error -5 [ 0.648529] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.649627] of_get_named_gpiod_flags: can't parse gpios property of node '/fixedregulator@0[0]' [ 0.650451] VDD_ETH: 3300 mV [ 0.658569] SCSI subsystem initialized [ 0.660461] usbcore: registered new interface driver usbfs [ 0.660858] usbcore: registered new interface driver hub [ 0.661315] usbcore: registered new device driver usb [ 0.666534] omap_i2c 48070000.i2c: bus 0 rev0.11 at 400 kHz [ 0.667602] omap_i2c 48072000.i2c: bus 1 rev0.11 at 400 kHz [ 0.669372] omap_i2c 48060000.i2c: bus 2 rev0.11 at 400 kHz [ 0.670288] omap_i2c 48350000.i2c: bus 3 rev0.11 at 400 kHz [ 0.677490] Switched to clocksource 32k_counter [ 0.820831] NET: Registered protocol family 2 [ 0.822570] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.822814] TCP bind hash table entries: 8192 (order: 6, 294912 bytes) [ 0.825500] TCP: Hash tables configured (established 8192 bind 8192) [ 0.825714] TCP: reno registered [ 0.825744] UDP hash table entries: 512 (order: 3, 40960 bytes) [ 0.826110] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes) [ 0.827545] NET: Registered protocol family 1 [ 0.828918] RPC: Registered named UNIX socket transport module. [ 0.828918] RPC: Registered udp transport module. [ 0.828918] RPC: Registered tcp transport module. [ 0.828948] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.837127] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.997741] bounce pool size: 64 pages [ 0.998840] VFS: Disk quotas dquot_6.5.2 [ 0.999084] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 1.001190] NFS: Registering the id_resolver key type [ 1.001525] Key type id_resolver registered [ 1.001556] Key type id_legacy registered [ 1.001647] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 1.002166] msgmni has been set to 1473 [ 1.005249] io scheduler noop registered [ 1.005279] io scheduler deadline registered [ 1.005371] io scheduler cfq registered (default) [ 1.011077] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 1.011566] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 1.015197] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.022033] omap_uart 4806a000.serial: no wakeirq for uart0 [ 1.022033] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806a000[0]' [ 1.022949] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 104, base_baud = 3000000) is a OMAP UART0 [ 1.024810] omap_uart 4806c000.serial: no wakeirq for uart0 [ 1.024841] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806c000[0]' [ 1.025207] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 105, base_baud = 3000000) is a OMAP UART1 [ 1.026428] omap_uart 48020000.serial: no wakeirq for uart0 [ 1.026458] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@48020000[0]' [ 1.026824] 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 106, base_baud = 3000000) is a OMAP UART2 [ 1.891937] console [ttyO2] enabled [ 1.896881] omap_uart 4806e000.serial: no wakeirq for uart0 [ 1.902893] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806e000[0]' [ 1.912811] 4806e000.serial: ttyO3 at MMIO 0x4806e000 (irq = 102, base_baud = 3000000) is a OMAP UART3 [ 1.950744] brd: module loaded [ 1.969696] loop: module loaded [ 1.975585] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 1.985748] twl 0-0048: PIH (irq 39) nested IRQs [ 1.993774] VAUX1_6030: 1000 <--> 3000 mV at 2800 mV [ 2.002227] VAUX2_6030: 1200 <--> 2800 mV at 1800 mV [ 2.009521] VAUX3_6030: 1000 <--> 3000 mV at 1200 mV [ 2.016845] VMMC: 1200 <--> 3000 mV at 3000 mV [ 2.023712] VPP: 1800 <--> 2500 mV at 1900 mV [ 2.030578] VUSIM: 1200 <--> 2900 mV [ 2.036132] VDAC: 1800 mV [ 2.041198] VANA: 2100 mV [ 2.045898] VCXIO: 1800 mV [ 2.050354] VUSB: 3300 mV [ 2.055053] V1V8: 1800 mV [ 2.059875] V2V1: 2100 mV [ 2.070831] mtdoops: mtd device (mtddev=name/number) must be supplied [ 2.087707] ks8851 spi1.0: message enable is 0 [ 2.099182] ks8851 spi1.0 eth0: revision 1, MAC ba:9e:d8:6d:b3:03, IRQ 331, no EEPROM [ 2.111206] usbcore: registered new interface driver asix [ 2.117187] usbcore: registered new interface driver ax88179_178a [ 2.124328] usbcore: registered new interface driver cdc_ether [ 2.131042] usbcore: registered new interface driver r815x [ 2.137176] usbcore: registered new interface driver CoreChips [ 2.143737] usbcore: registered new interface driver smsc95xx [ 2.150177] usbcore: registered new interface driver net1080 [ 2.156433] usbcore: registered new interface driver cdc_subset [ 2.163024] usbcore: registered new interface driver zaurus [ 2.169311] usbcore: registered new interface driver cdc_ncm [ 2.176818] usbcore: registered new interface driver cdc_wdm [ 2.183166] usbcore: registered new interface driver usb-storage [ 2.189880] usbcore: registered new interface driver usbtest [ 2.199279] mousedev: PS/2 mouse device common for all mice [ 2.209869] twl_rtc rtc.5: Power up reset detected. [ 2.215881] twl_rtc rtc.5: Enabling TWL-RTC [ 2.224731] twl_rtc rtc.5: rtc core: registered rtc.5 as rtc0 [ 2.231323] i2c /dev entries driver [ 2.238739] Driver for 1-wire Dallas network protocol. [ 2.249053] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec [ 2.259033] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 2.268188] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 2.278381] 4809c000.mmc supply vmmc_aux not found, using dummy regulator [ 2.285675] omap_hsmmc 4809c000.mmc: pins are not configured from the driver [ 2.327697] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 2.336853] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 2.346313] 480d5000.mmc supply vmmc not found, using dummy regulator [ 2.353302] 480d5000.mmc supply vmmc_aux not found, using dummy regulator [ 2.360687] omap_hsmmc 480d5000.mmc: could not set regulator OCR (-22) [ 2.365570] mmc0: host does not support reading read-only switch. assuming write-enable. [ 2.367828] mmc0: new high speed SDHC card at address 0007 [ 2.370178] isa bounce pool size: 16 pages [ 2.370574] mmcblk0: mmc0:0007 SD08G 7.42 GiB [ 2.390777] omap_hsmmc 480d5000.mmc: pins are not configured from the driver [ 2.395233] mmcblk0: p1 p2 [ 2.401733] omap_hsmmc 480d5000.mmc: could not set regulator OCR (-22) [ 2.459381] usbcore: registered new interface driver usbhid [ 2.465240] usbhid: USB HID core driver [ 2.471710] oprofile: no performance counters [ 2.477874] oprofile: using timer interrupt. [ 2.483001] TCP: cubic registered [ 2.486480] Initializing XFRM netlink socket [ 2.491149] NET: Registered protocol family 17 [ 2.495849] NET: Registered protocol family 15 [ 2.500823] Key type dns_resolver registered [ 2.506866] Power Management for TI OMAP4+ devices. [ 2.512176] Power Management for TI OMAP4. [ 2.516479] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 2.523712] ThumbEE CPU extension supported. [ 2.532318] VUSB: disabling [ 2.535919] VANA: disabling [ 2.539581] VDAC: disabling [ 2.545074] VAUX1_6030: disabling [ 2.553039] twl_rtc rtc.5: setting system clock to 2000-01-01 00:00:00 UTC (946684800) [ 2.602996] EXT3-fs (mmcblk0p2): error: couldn't mount because of unsupported optional features (240) [ 2.615539] EXT2-fs (mmcblk0p2): error: couldn't mount because of unsupported optional features (244) [ 2.650970] EXT4-fs (mmcblk0p2): INFO: recovery required on readonly filesystem [ 2.663452] EXT4-fs (mmcblk0p2): write access will be enabled during recovery [ 5.298187] EXT4-fs (mmcblk0p2): recovery complete [ 5.607208] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null) [ 5.615936] VFS: Mounted root (ext4 filesystem) readonly on device 179:2. [ 5.633117] devtmpfs: mounted [ 5.633117] Freeing unused kernel memory: 384K (c078c000 - c07ec000) [ 6.191589] random: init urandom read with 87 bits of entropy available [ 6.220581] init: Failed to create pty - disabling logging for job [ 6.230834] init: Temporary process spawn error: No space left on device [ 6.300659] init: Failed to create pty - disabling logging for job [ 6.307708] init: Temporary process spawn error: No space left on device [ 6.351165] init: Failed to create pty - disabling logging for job [ 6.358154] init: Temporary process spawn error: No space left on device [ 6.368347] init: Failed to create pty - disabling logging for job [ 6.371917] init: Temporary process spawn error: No space left on device [ 6.569091] init: ureadahead main process (798) terminated with status 5 [ 6.955078] init: Failed to create pty - disabling logging for job [ 6.963592] init: Temporary process spawn error: No space left on device [ 7.004760] init: Failed to create pty - disabling logging for job [ 7.011627] init: Temporary process spawn error: No space left on device [ 7.129943] init: Failed to create pty - disabling logging for job [ 7.138671] init: Temporary process spawn error: No space left on device [ 7.242523] random: nonblocking pool is initialized [ 7.735931] udevd[855]: starting version 175 fsck from util-linux 2.20.1 /dev/mmcblk0p2: clean, 177300/963584 files, 2985015/7708672 blocks [ 11.000152] EXT4-fs (mmcblk0p2): re-mounted. Opts: errors=remount-ro [ 11.095275] init: udev-fallback-graphics main process (1556) terminated with status 1 [ 11.359497] init: plymouth main process (799) killed by SEGV signal [ 11.383850] init: plymouth-splash main process (1565) 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 mountall: Plymouth command failed mountall: Disconnected from Plymouth [ 11.709320] init: plymouth-log main process (1614) terminated with status 1 [ 11.745788] init: failsafe main process (1616) killed by TERM signal [ 12.547515] Adding 524232k swap on /SWAP.swap. Priority:-1 extents:13 across:577528k SS [ 12.651977] init: plymouth-upstart-bridge main process (1652) terminated with status 1 speech-dispatcher disabled; edit /etc/default/speech-dispatcher [ 14.706848] init: bluetooth main process (1683) terminated with status 1 [ 14.725708] init: bluetooth main process ended, respawning [ 14.734039] init: alsa-restore main process (1714) terminated with status 19 [ 14.744995] init: hybrid-gfx main process (1732) terminated with status 1 saned disabled; edit /etc/default/saned [ 15.343536] init: bluetooth main process (1789) terminated with status 1 [ 15.353668] init: bluetooth main process ended, respawning [ 15.588623] init: bluetooth main process (1812) terminated with status 1 [ 15.596191] init: bluetooth main process ended, respawning [ 15.872711] init: bluetooth main process (1851) terminated with status 1 [ 15.884643] init: bluetooth main process ended, respawning FATAL: Could not load /lib/modules/3.14.0-rc3-50109-g6d0abec/modules.dep: No such file or directory [ 16.153564] init: bluetooth main process (1894) terminated with status 1 [ 16.163146] init: bluetooth main process ended, respawning Ubuntu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: [ 17.144775] init: bluetooth main process (1921) terminated with status 1 [ 17.151916] init: bluetooth main process ended, respawning [ 17.373992] init: bluetooth main process (1946) terminated with status 1 [ 17.382720] init: bluetooth main process ended, respawning [ 17.568420] init: bluetooth main process (1971) terminated with status 1 [ 17.578186] init: bluetooth main process ended, respawning [ 17.839141] init: bluetooth main process (1994) terminated with status 1 [ 17.839538] init: bluetooth main process ended, respawning [ 18.179962] init: bluetooth main process (2021) terminated with status 1 [ 18.187316] init: bluetooth main process ended, respawning [ 18.372100] init: bluetooth main process (2046) terminated with status 1 Ubun[ 18.379974] init: bluetooth respawning too fast, stopped tu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: Ubuntu 12.04.1 LTS variscite-desktop ttyO2 variscite-desktop login: [ 18.527954] init: lightdm main process (1756) terminated with status 1 root Last login: Sat Jan 1 02:00:15 IST 2000 on ttyO2 Welcome to Ubuntu 12.04.1 LTS (GNU/Linux 3.14.0-rc3-50109-g6d0abec armv7l) * Documentation: https://help.ubuntu.com/ root@variscite-desktop:~# root@variscite-desktop:~# %% Start PM consolidated quick test (retention only) %% Preparation 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 [ 27.495666] pwrdm state mismatch(cam_pwrdm) 3 != 0 [ 27.500854] pwrdm state mismatch(ivahd_pwrdm) 3 != 1 [ 27.506103] pwrdm state mismatch(tesla_pwrdm) 3 != 1 [ 27.511352] 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 (RET),OFF:0,RET:10,INA:0,ON:10,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 (0) 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 [ 29.728057] PM: Syncing filesystems ... [ 35.467773] init: failsafe-x main process (2069) terminated with status 1 [ 37.361053] done. [ 37.361145] PM: Preparing system for mem sleep [ 37.382324] Freezing user space processes ... (elapsed 0.005 seconds) done. [ 37.394683] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done. [ 37.405426] PM: Entering mem sleep [ 37.409027] Suspending console(s) (use no_console_suspend to debug) [ 37.431945] PM: suspend of devices complete after 14.373 msecs [ 37.431945] PM: late suspend of devices complete after 0.001 msecs [ 37.439361] omap_hwmod: gpio6: _wait_target_disable failed [ 37.446044] PM: noirq suspend of devices complete after 14.099 msecs [ 37.446197] Disabling non-boot CPUs ... [ 37.458862] CPU1: shutdown [ 37.460815] Powerdomain (core_pwrdm) didn't enter target state 1 [ 37.460815] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 37.460815] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 37.460815] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 37.460815] Powerdomain (core_pwrdm) didn't enter target state 1 [ 37.460815] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 37.460815] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 37.460815] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 37.460815] Could not enter target state in pm_suspend [ 37.460815] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 37.460815] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 37.461181] Enabling non-boot CPUs ... [ 37.463928] CPU1: Booted secondary processor [ 37.467010] CPU1 is up [ 37.469390] PM: noirq resume of devices complete after 2.380 msecs [ 37.473358] PM: early resume of devices complete after 1.861 msecs [ 37.558746] PM: resume of devices complete after 85.174 msecs [ 37.696319] PM: Finishing wakeup. [ 37.699798] Restarting tasks ... done. [ 37.713989] omap_hsmmc 480d5000.mmc: could not set regulator OCR (-22) 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:12,INA:0,ON:12,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 [ 39.693054] PM: Syncing filesystems ... done. [ 40.364227] PM: Preparing system for mem sleep [ 40.370147] Freezing user space processes ... (elapsed 0.009 seconds) done. [ 40.384887] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. [ 40.394287] PM: Entering mem sleep [ 40.394287] Suspending console(s) (use no_console_suspend to debug) [ 40.420043] PM: suspend of devices complete after 12.329 msecs [ 40.423339] PM: late suspend of devices complete after 3.295 msecs [ 40.427032] omap_hwmod: gpio6: _wait_target_disable failed [ 40.433868] PM: noirq suspend of devices complete after 10.528 msecs [ 40.433959] Disabling non-boot CPUs ... [ 40.436248] CPU1: shutdown [ 40.437316] Powerdomain (core_pwrdm) didn't enter target state 1 [ 40.437316] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 40.437316] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 40.437316] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 40.437316] Powerdomain (core_pwrdm) didn't enter target state 1 [ 40.437316] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 40.437316] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 40.437316] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 40.437316] Could not enter target state in pm_suspend [ 40.437316] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 40.437316] hw-breakpoint: CPU 0 failed to disable vector catch [ 40.437347] Enabling non-boot CPUs ... [ 40.439483] CPU1: Booted secondary processor [ 40.440246] CPU1 is up [ 40.442382] PM: noirq resume of devices complete after 2.105 msecs [ 40.443420] PM: early resume of devices complete after 0.001 msecs [ 40.527313] PM: resume of devices complete after 81.085 msecs [ 40.663696] PM: Finishing wakeup. [ 40.663696] Restarting tasks ... done. root@variscite-desktop:~# [ 40.677886] omap_hsmmc 480d5000.mmc: could not set regulator OCR (-22) 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:14,INA:0,ON:14,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:16,INA:0,ON:16,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)