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  2  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 m - CRC mode, 3(SOH)/4234(STX)/0(CAN) packets, 3 retries ## Total Size = 0x00422851 = 4335697 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: 4335633 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 3.14.0-63779-g3d36ad7 (paul@knihy) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Fri Apr 11 13:06:41 MDT 2014 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 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 c0893e80, 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 @edf9f000 s14080 r8192 d14592 u36864 [ 0.000000] pcpu-alloc: s14080 r8192 d14592 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: 1007444K/1047552K available (5571K kernel code, 653K rwdata, 2148K rodata, 389K init, 5523K bss, 40108K 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 - 0xc07921bc (7721 kB) [ 0.000000] .init : 0xc0793000 - 0xc07f4700 ( 390 kB) [ 0.000000] .data : 0xc07f6000 - 0xc0899680 ( 654 kB) [ 0.000000] .bss : 0xc0899680 - 0xc0dfe350 (5524 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 [ 0.000030] OMAP clocksource: 32k_counter at 32768 Hz [ 0.000183] smp_twd: clock not found -2 [ 0.002044] Console: colour dummy device 80x30 [ 0.002105] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.002136] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.002136] ... MAX_LOCK_DEPTH: 48 [ 0.002136] ... MAX_LOCKDEP_KEYS: 8191 [ 0.002136] ... CLASSHASH_SIZE: 4096 [ 0.002166] ... MAX_LOCKDEP_ENTRIES: 16384 [ 0.002166] ... MAX_LOCKDEP_CHAINS: 32768 [ 0.002166] ... CHAINHASH_SIZE: 16384 [ 0.002197] memory used by lock dependency info: 3695 kB [ 0.002197] per task-struct memory footprint: 1152 bytes [ 0.002258] Calibrating local timer... 347.54MHz. [ 0.058654] Calibrating delay loop... 1384.44 BogoMIPS (lpj=6922240) [ 0.148010] pid_max: default: 32768 minimum: 301 [ 0.148590] Security Framework initialized [ 0.148773] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.148803] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.151733] CPU: Testing write buffer coherency: ok [ 0.153198] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.153259] Setting up static identity map for 0x80547f10 - 0x80547f80 [ 0.153381] L310 cache controller enabled [ 0.153411] l2x0: 16 ways, CACHE_ID 0x410000c7, AUX_CTRL 0x7e470000, Cache size: 1024 kB [ 0.158599] CPU1: Booted secondary processor [ 0.197662] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.198272] Brought up 2 CPUs [ 0.198272] SMP: Total of 2 processors activated. [ 0.198303] CPU: All CPU(s) started in SVC mode. [ 0.200988] devtmpfs: initialized [ 0.210083] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.214324] omap_hwmod: l3_main_3 using broken dt data from ocp [ 0.218322] omap_hwmod: l3_main_2 using broken dt data from ocp [ 0.384277] pinctrl core: initialized pinctrl subsystem [ 0.386840] regulator-dummy: no parameters [ 0.430084] NET: Registered protocol family 16 [ 0.437133] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.513519] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.514373] OMAP GPIO hardware version 0.1 [ 0.515411] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.517089] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.518707] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.520294] gpiochip_add: registered GPIOs 128 to 159 on device: gpio [ 0.521911] gpiochip_add: registered GPIOs 160 to 191 on device: gpio [ 0.523254] omap-gpmc 50000000.gpmc: GPMC revision 6.0 [ 0.541015] platform 4b501000.aes: Cannot lookup hwmod 'aes' [ 0.541442] platform 480a5000.des: Cannot lookup hwmod 'des' [ 0.543426] No ATAGs? [ 0.543518] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.543548] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.546081] OMAP DMA hardware revision 0.0 [ 0.568542] edma-dma-engine edma-dma-engine.0: Can't allocate PaRAM dummy slot [ 0.568572] edma-dma-engine: probe of edma-dma-engine.0 failed with error -5 [ 0.602233] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.603027] of_get_named_gpiod_flags: can't parse gpios property of node '/fixedregulator@0[0]' [ 0.603576] VDD_ETH: 3300 mV [ 0.607849] SCSI subsystem initialized [ 0.608581] usbcore: registered new interface driver usbfs [ 0.608764] usbcore: registered new interface driver hub [ 0.609039] usbcore: registered new device driver usb [ 0.622558] omap_i2c 48070000.i2c: bus 0 rev0.11 at 400 kHz [ 0.623748] omap_i2c 48072000.i2c: bus 1 rev0.11 at 400 kHz [ 0.627410] omap_i2c 48060000.i2c: bus 2 rev0.11 at 400 kHz [ 0.628417] omap_i2c 48350000.i2c: bus 3 rev0.11 at 400 kHz [ 0.632446] Switched to clocksource 32k_counter [ 0.757934] NET: Registered protocol family 2 [ 0.759735] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.759979] TCP bind hash table entries: 8192 (order: 6, 294912 bytes) [ 0.762725] TCP: Hash tables configured (established 8192 bind 8192) [ 0.762969] TCP: reno registered [ 0.763000] UDP hash table entries: 512 (order: 3, 40960 bytes) [ 0.763336] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes) [ 0.764556] NET: Registered protocol family 1 [ 0.765716] RPC: Registered named UNIX socket transport module. [ 0.765716] RPC: Registered udp transport module. [ 0.765747] RPC: Registered tcp transport module. [ 0.765747] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.771606] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.931793] bounce pool size: 64 pages [ 0.933013] VFS: Disk quotas dquot_6.5.2 [ 0.933166] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.935455] NFS: Registering the id_resolver key type [ 0.935821] Key type id_resolver registered [ 0.935821] Key type id_legacy registered [ 0.935943] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.936492] msgmni has been set to 1473 [ 0.939056] io scheduler noop registered [ 0.939086] io scheduler deadline registered [ 0.939178] io scheduler cfq registered (default) [ 0.943328] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.943786] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.945953] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.951660] omap_uart 4806a000.serial: no wakeirq for uart0 [ 0.951690] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806a000[0]' [ 0.952575] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 104, base_baud = 3000000) is a OMAP UART0 [ 0.954345] omap_uart 4806c000.serial: no wakeirq for uart0 [ 0.954345] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806c000[0]' [ 0.954864] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 105, base_baud = 3000000) is a OMAP UART1 [ 0.956024] omap_uart 48020000.serial: no wakeirq for uart0 [ 0.956054] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@48020000[0]' [ 0.956573] 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 106, base_baud = 3000000) is a OMAP UART2 [ 1.824768] console [ttyO2] enabled [ 1.829589] omap_uart 4806e000.serial: no wakeirq for uart0 [ 1.835479] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806e000[0]' [ 1.845336] 4806e000.serial: ttyO3 at MMIO 0x4806e000 (irq = 102, base_baud = 3000000) is a OMAP UART3 [ 1.877075] brd: module loaded [ 1.892669] loop: module loaded [ 1.897674] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 1.907958] twl 0-0048: PIH (irq 39) nested IRQs [ 1.915039] VAUX1_6030: 1000 <--> 3000 mV at 2800 mV [ 1.922149] VAUX2_6030: 1200 <--> 2800 mV at 1800 mV [ 1.929229] VAUX3_6030: 1000 <--> 3000 mV at 1200 mV [ 1.936126] VMMC: 1200 <--> 3000 mV at 3000 mV [ 1.942565] VPP: 1800 <--> 2500 mV at 1900 mV [ 1.948822] VUSIM: 1200 <--> 2900 mV [ 1.954010] VDAC: 1800 mV [ 1.957946] VANA: 2100 mV [ 1.962371] VCXIO: 1800 mV [ 1.966400] VUSB: 3300 mV [ 1.970703] V1V8: 1800 mV [ 1.975067] V2V1: 2100 mV [ 1.982635] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.996643] ks8851 spi1.0: message enable is 0 [ 2.007141] ks8851 spi1.0 eth0: revision 1, MAC 6e:64:31:1f:cb:b4, IRQ 331, no EEPROM [ 2.017425] usbcore: registered new interface driver asix [ 2.023254] usbcore: registered new interface driver ax88179_178a [ 2.029754] usbcore: registered new interface driver cdc_ether [ 2.036071] usbcore: registered new interface driver smsc95xx [ 2.042205] usbcore: registered new interface driver net1080 [ 2.048431] usbcore: registered new interface driver cdc_subset [ 2.054779] usbcore: registered new interface driver zaurus [ 2.060821] usbcore: registered new interface driver cdc_ncm [ 2.067687] usbcore: registered new interface driver cdc_wdm [ 2.073852] usbcore: registered new interface driver usb-storage [ 2.080322] usbcore: registered new interface driver usbtest [ 2.088256] mousedev: PS/2 mouse device common for all mice [ 2.097015] twl_rtc rtc.5: Power up reset detected. [ 2.103057] twl_rtc rtc.5: Enabling TWL-RTC [ 2.111511] twl_rtc rtc.5: rtc core: registered rtc.5 as rtc0 [ 2.117828] i2c /dev entries driver [ 2.124237] Driver for 1-wire Dallas network protocol. [ 2.133087] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec [ 2.141815] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 2.150970] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 2.160919] omap_hsmmc 4809c000.mmc: pins are not configured from the driver [ 2.202545] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 2.211914] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 2.221496] 480d5000.mmc supply vmmc not found, using dummy regulator [ 2.228454] omap_hsmmc 480d5000.mmc: could not set regulator OCR (-22) [ 2.235382] omap_hsmmc 480d5000.mmc: pins are not configured from the driver [ 2.243225] omap_hsmmc 480d5000.mmc: could not set regulator OCR (-22) [ 2.280242] mmc0: host does not support reading read-only switch. assuming write-enable. [ 2.289672] usbcore: registered new interface driver usbhid [ 2.295593] usbhid: USB HID core driver [ 2.300781] oprofile: no performance counters [ 2.306335] oprofile: using timer interrupt. [ 2.306640] mmc0: new high speed SDHC card at address 0007 [ 2.308807] mmcblk0: mmc0:0007 SD08G 7.42 GiB [ 2.322021] mmcblk0: p1 p2 [ 2.322052] TCP: cubic registered [ 2.322082] Initializing XFRM netlink socket [ 2.322204] NET: Registered protocol family 17 [ 2.322296] NET: Registered protocol family 15 [ 2.322570] Key type dns_resolver registered [ 2.323669] Power Management for TI OMAP4+ devices. [ 2.323730] Power Management for TI OMAP4. [ 2.323730] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 2.323883] ThumbEE CPU extension supported. [ 2.323883] Registering SWP/SWPB emulation handler [ 2.381591] VUSB: disabling [ 2.385253] VANA: disabling [ 2.388916] VDAC: disabling [ 2.395690] VAUX1_6030: disabling [ 2.402954] twl_rtc rtc.5: setting system clock to 2000-01-01 00:00:00 UTC (946684800) [ 2.452514] EXT3-fs (mmcblk0p2): error: couldn't mount because of unsupported optional features (240) [ 2.465026] EXT2-fs (mmcblk0p2): error: couldn't mount because of unsupported optional features (244) [ 2.502319] EXT4-fs (mmcblk0p2): INFO: recovery required on readonly filesystem [ 2.512359] EXT4-fs (mmcblk0p2): write access will be enabled during recovery [ 5.445434] EXT4-fs (mmcblk0p2): recovery complete [ 5.751190] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null) [ 5.751190] VFS: Mounted root (ext4 filesystem) readonly on device 179:2. [ 5.776458] devtmpfs: mounted [ 5.776458] Freeing unused kernel memory: 388K (c0793000 - c07f4000) [ 6.322662] random: init urandom read with 66 bits of entropy available [ 6.352508] init: Failed to create pty - disabling logging for job [ 6.360443] init: Temporary process spawn error: No space left on device [ 6.428070] init: Failed to create pty - disabling logging for job [ 6.434997] init: Temporary process spawn error: No space left on device [ 6.468688] init: Failed to create pty - disabling logging for job [ 6.476959] init: Temporary process spawn error: No space left on device [ 6.488922] init: Failed to create pty - disabling logging for job [ 6.495513] init: Temporary process spawn error: No space left on device [ 6.674133] init: ureadahead main process (792) terminated with status 5 [ 7.063629] init: Failed to create pty - disabling logging for job [ 7.071929] init: Temporary process spawn error: No space left on device [ 7.112823] init: Failed to create pty - disabling logging for job [ 7.112823] init: Temporary process spawn error: No space left on device [ 7.237915] init: Failed to create pty - disabling logging for job [ 7.247070] init: Temporary process spawn error: No space left on device [ 7.853149] udevd[850]: starting version 175 [ 8.546295] random: nonblocking pool is initialized fsck from util-linux 2.20.1 /dev/mmcblk0p2: clean, 177319/963584 files, 2986010/7708672 blocks [ 11.113128] init: udev-fallback-graphics main process (1537) terminated with status 1 [ 11.196319] EXT4-fs (mmcblk0p2): re-mounted. Opts: errors=remount-ro [ 11.419647] init: plymouth main process (794) killed by SEGV signal [ 11.436096] init: plymouth-splash main process (1559) 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 [ 11.817382] init: plymouth-log main process (1606) terminated with status 1 [ 11.874237] init: failsafe main process (1607) killed by TERM signal [ 12.687011] Adding 524232k swap on /SWAP.swap. Priority:-1 extents:13 across:577528k SS [ 12.695648] init: plymouth-upstart-bridge main process (1647) terminated with status 1 mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Plymouth command failed mountall: Disconnected from Plymouth speech-dispatcher disabled; edit /etc/default/speech-dispatcher saned disabled; edit /etc/default/saned [ 14.431976] init: bluetooth main process (1660) terminated with status 1 [ 14.440917] init: bluetooth main process ended, respawning [ 14.458923] init: alsa-restore main process (1709) terminated with status 19 [ 14.480834] init: hybrid-gfx main process (1721) terminated with status 1 [ 15.077545] init: bluetooth main process (1789) terminated with status 1 [ 15.086456] init: bluetooth main process ended, respawning [ 15.296630] init: bluetooth main process (1813) terminated with status 1 [ 15.313934] init: bluetooth main process ended, respawning [ 15.576507] init: bluetooth main process (1848) terminated with status 1 [ 15.597259] init: bluetooth main process ended, respawning FATAL: Could not load /lib/modules/3.14.0-63779-g3d36ad7/modules.dep: No such file or directory Ubuntu 12.04.1 LTS variscite-desktop ttyO2 [ 16.715209] init: bluetooth main process (1884) terminated with status 1 variscite-desktop login: [ 16.724792] init: bluetooth main process ended, respawning [ 17.208801] init: bluetooth main process (1907) terminated with status 1 [ 17.217407] 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: [ 17.463531] init: bluetooth main process (1932) terminated with status 1 [ 17.471313] init: bluetooth main process ended, respawning root [ 17.917633] init: bluetooth main process (1965) terminated with status 1 [ 17.925750] init: bluetooth main process ended, respawning Last login: Sat Jan 1 02:00:16 IST 2000 on ttyO2 [ 18.190887] init: bluetooth main process (1997) terminated with status 1 [ 18.204010] init: bluetooth main process ended, respawning [ 18.245635] init: lightdm main process (1761) terminated with status 1 [ 18.451446] init: bluetooth main process (2038) terminated with status 1 [ 18.460876] init: bluetooth main process ended, respawning [ 18.682281] init: bluetooth main process (2081) terminated with status 1 [ 18.691314] init: bluetooth respawning too fast, stopped Welcome to Ubuntu 12.04.1 LTS (GNU/Linux 3.14.0-63779-g3d36ad7 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 [ 26.483978] pwrdm state mismatch(cam_pwrdm) 3 != 0 [ 26.489044] pwrdm state mismatch(ivahd_pwrdm) 3 != 1 [ 26.494262] pwrdm state mismatch(tesla_pwrdm) 3 != 1 [ 26.499572] 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 [ 28.701385] PM: Syncing filesystems ... [ 35.073455] init: failsafe-x main process (2027) terminated with status 1 [ 36.629364] done. [ 36.629364] PM: Preparing system for mem sleep [ 36.648162] Freezing user space processes ... (elapsed 0.006 seconds) done. [ 36.662628] Freezing remaining freezable tasks ... (elapsed 0.006 seconds) done. [ 36.673645] PM: Entering mem sleep [ 36.673645] Suspending console(s) (use no_console_suspend to debug) [ 36.699645] PM: suspend of devices complete after 15.441 msecs [ 36.704162] PM: late suspend of devices complete after 4.516 msecs [ 36.712310] omap_hwmod: gpio6: _wait_target_disable failed [ 36.716888] PM: noirq suspend of devices complete after 12.725 msecs [ 36.717010] Disabling non-boot CPUs ... [ 36.725830] CPU1: shutdown [ 36.729278] Powerdomain (core_pwrdm) didn't enter target state 1 [ 36.729278] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 36.729278] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 36.729278] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 36.729278] Powerdomain (core_pwrdm) didn't enter target state 1 [ 36.729278] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 36.729278] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 36.729278] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 36.729278] Could not enter target state in pm_suspend [ 36.729278] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 36.729278] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 36.729339] Enabling non-boot CPUs ... [ 36.732086] CPU1: Booted secondary processor [ 36.734436] CPU1 is up [ 36.737487] PM: noirq resume of devices complete after 1.647 msecs [ 36.741638] PM: early resume of devices complete after 4.150 msecs [ 36.831756] PM: resume of devices complete after 90.118 msecs [ 36.968536] PM: Finishing wakeup. [ 36.968536] Restarting tasks ... done. root@variscite-desktop:~# [ 36.986785] 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: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:13,INA:0,ON:13,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 [ 38.999969] PM: Syncing filesystems ... done. [ 39.960601] PM: Preparing system for mem sleep [ 39.968017] Freezing user space processes ... (elapsed 0.003 seconds) done. [ 39.975952] Freezing remaining freezable tasks ... (elapsed 0.007 seconds) done. [ 39.986480] PM: Entering mem sleep [ 39.986480] Suspending console(s) (use no_console_suspend to debug) [ 40.011535] PM: suspend of devices complete after 9.277 msecs [ 40.015716] PM: late suspend of devices complete after 4.180 msecs [ 40.020416] omap_hwmod: gpio6: _wait_target_disable failed [ 40.027526] PM: noirq suspend of devices complete after 11.810 msecs [ 40.027648] Disabling non-boot CPUs ... [ 40.032745] CPU1: shutdown [ 40.033752] Powerdomain (core_pwrdm) didn't enter target state 1 [ 40.033752] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 40.033752] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 40.033752] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 40.033752] Powerdomain (core_pwrdm) didn't enter target state 1 [ 40.033752] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 40.033752] Powerdomain (mpu_pwrdm) didn't enter target state 1 [ 40.033752] Powerdomain (l4per_pwrdm) didn't enter target state 1 [ 40.033752] Could not enter target state in pm_suspend [ 40.033752] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 40.033752] hw-breakpoint: CPU 0 failed to disable vector catch [ 40.033782] Enabling non-boot CPUs ... [ 40.035827] CPU1: Booted secondary processor [ 40.036834] CPU1 is up [ 40.037933] PM: noirq resume of devices complete after 1.098 msecs [ 40.040557] PM: early resume of devices complete after 0.793 msecs [ 40.109863] PM: resume of devices complete after 69.305 msecs [ 40.245635] PM: Finishing wakeup. [ 40.249145] Restarting tasks ... done. root@variscite-desktop:~# [ 40.258697] 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: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 (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:17,INA:0,ON:17,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 (3) 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)