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/mmcblk1p2 ro rootwait 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, 8(SOH)/4687(STX)/0(CAN) packets, 3 retries ## Total Size = 0x00493e89 = 4800137 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: 4800073 Bytes = 4.6 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] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Linux version 3.18.0-rc1-103805-geb039a1 (paul@knihy) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Thu Nov 20 02:02:11 MST 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: Reserved 16 MiB at be800000 [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] On node 0 totalpages: 261888 [ 0.000000] free_area_init_node: node 0, pgdat c0974840, node_mem_map eeff9000 [ 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: 526 pages used for memmap [ 0.000000] HighMem zone: 67328 pages, LIFO batch:15 [ 0.000000] OMAP4460 ES1.1 [ 0.000000] L2C: platform modifies aux control register: 0x0e070000 -> 0x3e470000 [ 0.000000] PL310 OF: cache setting yield illegal associativity [ 0.000000] PL310 OF: 1610613203 calculated, only 8 and 16 legal [ 0.000000] L2C: DT/platform modifies aux control register: 0x0e070000 -> 0x3e470000 [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 1 lines [ 0.000000] OMAP L2C310: ROM does not support power control setting [ 0.000000] L2C-310 dynamic clock gating disabled, standby mode disabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x7e470000 [ 0.000000] PERCPU: Embedded 11 pages/cpu @eefa2000 s14976 r8192 d21888 u45056 [ 0.000000] pcpu-alloc: s14976 r8192 d21888 u45056 alloc=11*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/mmcblk1p2 ro rootwait 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] allocated 2095104 bytes of page_cgroup [ 0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups [ 0.000000] Memory: 1001768K/1047552K available (6251K kernel code, 680K rwdata, 2320K rodata, 420K init, 8264K bss, 45784K reserved, 252928K highmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xffc00000 - 0xffe00000 (2048 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 - 0xc0866f54 (8572 kB) [ 0.000000] .init : 0xc0867000 - 0xc08d0000 ( 420 kB) [ 0.000000] .data : 0xc08d0000 - 0xc097a310 ( 681 kB) [ 0.000000] .bss : 0xc097a310 - 0xc118c368 (8265 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 [ 0.000030] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps every 65536000000000ns [ 0.000030] OMAP clocksource: 32k_counter at 32768 Hz [ 0.000122] smp_twd: clock not found -2 [ 0.001831] Console: colour dummy device 80x30 [ 0.001861] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.001892] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.001892] ... MAX_LOCK_DEPTH: 48 [ 0.001892] ... MAX_LOCKDEP_KEYS: 8191 [ 0.001922] ... CLASSHASH_SIZE: 4096 [ 0.001922] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.001922] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.001922] ... CHAINHASH_SIZE: 32768 [ 0.001953] memory used by lock dependency info: 5167 kB [ 0.001953] per task-struct memory footprint: 1152 bytes [ 0.001983] Calibrating local timer... 347.63MHz. [ 0.059051] Calibrating delay loop... 1384.44 BogoMIPS (lpj=6922240) [ 0.148468] pid_max: default: 32768 minimum: 301 [ 0.148864] Security Framework initialized [ 0.149017] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.149047] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.151733] Initializing cgroup subsys memory [ 0.151794] Initializing cgroup subsys devices [ 0.151885] Initializing cgroup subsys freezer [ 0.151947] Initializing cgroup subsys blkio [ 0.152038] Initializing cgroup subsys perf_event [ 0.152099] CPU: Testing write buffer coherency: ok [ 0.153289] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.153381] Setting up static identity map for 0x805ec800 - 0x805ec870 [ 0.159057] CPU1: Booted secondary processor [ 0.198089] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.198730] Brought up 2 CPUs [ 0.198760] SMP: Total of 2 processors activated. [ 0.198760] CPU: All CPU(s) started in SVC mode. [ 0.201538] devtmpfs: initialized [ 0.211151] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.215270] omap_hwmod: l3_main_3 using broken dt data from ocp [ 0.219116] omap_hwmod: l3_main_2 using broken dt data from ocp [ 0.269653] ------------[ cut here ]------------ [ 0.269653] WARNING: CPU: 0 PID: 1 at arch/arm/mach-omap2/omap_hwmod.c:2542 _init+0x3a0/0x3f0() [ 0.269683] omap_hwmod: mailbox: doesn't have mpu register target base [ 0.269683] Modules linked in: [ 0.269714] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.18.0-rc1-103805-geb039a1 #1 [ 0.269744] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 0.269775] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 0.269805] [] (dump_stack) from [] (warn_slowpath_common+0x68/0x8c) [ 0.269836] [] (warn_slowpath_common) from [] (warn_slowpath_fmt+0x30/0x40) [ 0.269836] [] (warn_slowpath_fmt) from [] (_init+0x3a0/0x3f0) [ 0.269866] [] (_init) from [] (omap_hwmod_for_each+0x30/0x5c) [ 0.269897] [] (omap_hwmod_for_each) from [] (__omap_hwmod_setup_all+0x24/0x40) [ 0.269897] [] (__omap_hwmod_setup_all) from [] (do_one_initcall+0x80/0x1c0) [ 0.269927] [] (do_one_initcall) from [] (kernel_init_freeable+0x1b4/0x288) [ 0.269958] [] (kernel_init_freeable) from [] (kernel_init+0x8/0xe4) [ 0.269958] [] (kernel_init) from [] (ret_from_fork+0x14/0x2c) [ 0.270050] ---[ end trace ef71f9f3e7906090 ]--- [ 0.381744] pinctrl core: initialized pinctrl subsystem [ 0.384155] regulator-dummy: no parameters [ 0.427978] NET: Registered protocol family 16 [ 0.432647] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.456512] cpuidle: using governor ladder [ 0.486206] cpuidle: using governor menu [ 0.495666] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.496551] OMAP GPIO hardware version 0.1 [ 0.497650] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.499389] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.501129] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.502746] gpiochip_add: registered GPIOs 128 to 159 on device: gpio [ 0.504394] gpiochip_add: registered GPIOs 160 to 191 on device: gpio [ 0.505737] omap-gpmc 50000000.gpmc: GPMC revision 6.0 [ 0.524169] platform 4b501000.aes: Cannot lookup hwmod 'aes' [ 0.524658] platform 480a5000.des: Cannot lookup hwmod 'des' [ 0.526702] No ATAGs? [ 0.526794] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.526794] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.529083] OMAP DMA hardware revision 0.0 [ 0.571044] edma-dma-engine edma-dma-engine.0: Can't allocate PaRAM dummy slot [ 0.571105] edma-dma-engine: probe of edma-dma-engine.0 failed with error -22 [ 0.603790] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.604522] of_get_named_gpiod_flags: can't parse 'gpio' property of node '/fixedregulator@0[0]' [ 0.605041] VDD_ETH: 3300 mV [ 0.609039] SCSI subsystem initialized [ 0.609710] usbcore: registered new interface driver usbfs [ 0.609863] usbcore: registered new interface driver hub [ 0.610046] usbcore: registered new device driver usb [ 0.614105] omap_i2c 48070000.i2c: bus 0 rev0.11 at 400 kHz [ 0.615081] omap_i2c 48072000.i2c: bus 1 rev0.11 at 400 kHz [ 0.616668] omap_i2c 48060000.i2c: bus 2 rev0.11 at 400 kHz [ 0.617462] omap_i2c 48350000.i2c: bus 3 rev0.11 at 400 kHz [ 0.621551] Switched to clocksource 32k_counter [ 0.749999] NET: Registered protocol family 2 [ 0.751861] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.752105] TCP bind hash table entries: 8192 (order: 6, 294912 bytes) [ 0.754730] TCP: Hash tables configured (established 8192 bind 8192) [ 0.754913] TCP: reno registered [ 0.754974] UDP hash table entries: 512 (order: 3, 40960 bytes) [ 0.755310] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes) [ 0.756591] NET: Registered protocol family 1 [ 0.757659] RPC: Registered named UNIX socket transport module. [ 0.757690] RPC: Registered udp transport module. [ 0.757690] RPC: Registered tcp transport module. [ 0.757720] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.763916] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.764190] audit: initializing netlink subsys (disabled) [ 0.764343] audit: type=2000 audit(0.750:1): initialized [ 0.768127] VFS: Disk quotas dquot_6.5.2 [ 0.768432] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.770507] NFS: Registering the id_resolver key type [ 0.770843] Key type id_resolver registered [ 0.770843] Key type id_legacy registered [ 0.771057] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.772705] msgmni has been set to 1462 [ 0.775970] bounce: pool size: 64 pages [ 0.776062] io scheduler noop registered [ 0.776092] io scheduler deadline registered [ 0.776184] io scheduler cfq registered (default) [ 0.778533] omap-usb2 4a0ad080.usb2phy: unable to get wkupclk, trying old name [ 0.778564] omap-usb2 4a0ad080.usb2phy: found usb_phy_cm_clk32k, please fix DTS [ 0.780426] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.780883] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.783843] pbias_mmc_omap4: 1800 <--> 3000 mV at 3000 mV [ 0.785186] abb_mpu: 1025 <--> 1389 mV [ 0.786468] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.791778] omap_uart 4806a000.serial: no wakeirq for uart0 [ 0.791809] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806a000[0]' [ 0.792266] omap_uart 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 104, base_baud = 3000000) is a OMAP UART0 [ 0.793884] omap_uart 4806c000.serial: no wakeirq for uart0 [ 0.793884] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806c000[0]' [ 0.794128] omap_uart 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 105, base_baud = 3000000) is a OMAP UART1 [ 0.795135] omap_uart 48020000.serial: no wakeirq for uart0 [ 0.795166] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@48020000[0]' [ 0.795410] omap_uart 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 106, base_baud = 3000000) is a OMAP UART2 [ 1.937347] console [ttyO2] enabled [ 1.942291] omap_uart 4806e000.serial: no wakeirq for uart0 [ 1.948120] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806e000[0]' [ 1.958251] omap_uart 4806e000.serial: ttyO3 at MMIO 0x4806e000 (irq = 102, base_baud = 3000000) is a OMAP UART3 [ 1.989410] brd: module loaded [ 2.003967] loop: module loaded [ 2.009124] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 2.019287] twl 0-0048: PIH (irq 39) nested IRQs [ 2.026580] VAUX1_6030: 1000 <--> 3000 mV at 2800 mV [ 2.033691] VAUX2_6030: 1200 <--> 2800 mV at 1800 mV [ 2.040649] VAUX3_6030: 1000 <--> 3000 mV at 1200 mV [ 2.047729] VMMC: 1200 <--> 3000 mV at 3000 mV [ 2.054199] VPP: 1800 <--> 2500 mV at 1900 mV [ 2.060546] VUSIM: 1200 <--> 2900 mV [ 2.065826] VDAC: 1800 mV [ 2.069824] VANA: 2100 mV [ 2.074310] VCXIO: 1800 mV [ 2.078369] VUSB: 3300 mV [ 2.082885] V1V8: 1800 mV [ 2.087280] V2V1: 2100 mV [ 2.096679] mtdoops: mtd device (mtddev=name/number) must be supplied [ 2.110198] of_get_named_gpiod_flags: can't parse 'reset-gpios' property of node '/ocp/spi@48098000/eth@0[0]' [ 2.120605] spi1.0 supply vdd-io not found, using dummy regulator [ 2.127655] ks8851 spi1.0: message enable is 0 [ 2.138153] ks8851 spi1.0 eth0: revision 1, MAC e2:f3:39:92:1a:1a, IRQ 331, no EEPROM [ 2.148406] usbcore: registered new interface driver asix [ 2.154205] usbcore: registered new interface driver ax88179_178a [ 2.160675] usbcore: registered new interface driver cdc_ether [ 2.166961] usbcore: registered new interface driver smsc95xx [ 2.173095] usbcore: registered new interface driver net1080 [ 2.179107] usbcore: registered new interface driver cdc_subset [ 2.185424] usbcore: registered new interface driver zaurus [ 2.191467] usbcore: registered new interface driver cdc_ncm [ 2.198211] usbcore: registered new interface driver cdc_wdm [ 2.204345] usbcore: registered new interface driver usb-storage [ 2.210784] usbcore: registered new interface driver usbtest [ 2.218658] mousedev: PS/2 mouse device common for all mice [ 2.227264] twl_rtc 48070000.i2c:twl@48:rtc: Power up reset detected. [ 2.234985] twl_rtc 48070000.i2c:twl@48:rtc: Enabling TWL-RTC [ 2.245300] twl_rtc 48070000.i2c:twl@48:rtc: rtc core: registered 48070000.i2c:twl@48 as rtc0 [ 2.254455] i2c /dev entries driver [ 2.260559] Driver for 1-wire Dallas network protocol. [ 2.269409] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec [ 2.278259] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.287841] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.331634] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@480d5000[0]' [ 2.341186] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d5000[0]' [ 2.351074] 480d5000.mmc supply vmmc not found, using dummy regulator [ 2.358093] omap_hsmmc 480d5000.mmc: could not set regulator OCR (-22) [ 2.365295] omap_hsmmc 480d5000.mmc: could not set regulator OCR (-22) [ 2.369689] mmc0: host does not support reading read-only switch, assuming write-enable [ 2.371948] mmc0: new high speed SDHC card at address 0007 [ 2.373748] mmcblk0: mmc0:0007 SD08G 7.42 GiB [ 2.378875] mmcblk0: p1 p2 [ 2.432312] ledtrig-cpu: registered to indicate activity on CPUs [ 2.438079] omap_hsmmc 480d5000.mmc: exceeding card's volts [ 2.444915] usbcore: registered new interface driver usbhid [ 2.450714] usbhid: USB HID core driver [ 2.456207] oprofile: no performance counters [ 2.462158] oprofile: using timer interrupt. [ 2.467224] TCP: cubic registered [ 2.470733] Initializing XFRM netlink socket [ 2.475585] NET: Registered protocol family 10 [ 2.483245] sit: IPv6 over IPv4 tunneling driver [ 2.490020] NET: Registered protocol family 17 [ 2.494781] NET: Registered protocol family 15 [ 2.499725] Key type dns_resolver registered [ 2.505187] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu [ 2.512420] omap2_set_init_voltage: unable to set vdd_mpu [ 2.518066] omap2_set_init_voltage: unable to find boot up OPP for vdd_core [ 2.525360] omap2_set_init_voltage: unable to set vdd_core [ 2.531097] omap2_set_init_voltage: unable to find boot up OPP for vdd_iva [ 2.538299] omap2_set_init_voltage: unable to set vdd_iva [ 2.545867] Power Management for TI OMAP4+ devices. [ 2.551025] Power Management for TI OMAP4. [ 2.555328] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 2.562652] ThumbEE CPU extension supported. [ 2.562652] Registering SWP/SWPB emulation handler [ 2.571289] SmartReflex Class3 initialized [ 2.584045] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 2.591369] twl_rtc 48070000.i2c:twl@48:rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800) [ 2.601348] sr_init: No PMIC hook to init smartreflex [ 2.606964] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized [ 2.615081] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized [ 2.624328] smartreflex smartreflex.2: omap_sr_probe: SmartReflex driver initialized [ 2.674835] VUSB: disabling [ 2.678558] VANA: disabling [ 2.682312] VDAC: disabling [ 2.688507] VAUX1_6030: disabling [ 2.694915] Waiting for root device /dev/mmcblk1p2... [ 2.710052] mmc1: host does not support reading read-only switch, assuming write-enable [ 2.720428] mmc1: new high speed SDHC card at address b368 [ 2.727386] mmcblk1: mmc1:b368 USD 3.75 GiB [ 2.735015] mmcblk1: p1 p2 [ 2.804931] EXT3-fs (mmcblk1p2): error: couldn't mount because of unsupported optional features (240) [ 2.816925] EXT2-fs (mmcblk1p2): error: couldn't mount because of unsupported optional features (244) [ 2.831451] EXT4-fs (mmcblk1p2): INFO: recovery required on readonly filesystem [ 2.839202] EXT4-fs (mmcblk1p2): write access will be enabled during recovery [ 2.861877] hw-breakpoint: CPU 0 failed to disable vector catch [ 5.200805] EXT4-fs (mmcblk1p2): recovery complete [ 5.677978] EXT4-fs (mmcblk1p2): mounted filesystem with ordered data mode. Opts: (null) [ 5.686737] VFS: Mounted root (ext4 filesystem) readonly on device 179:10. [ 5.696502] devtmpfs: mounted [ 5.700592] Freeing unused kernel memory: 420K (c0867000 - c08d0000) modprobe: FATAL: Could not load /lib/modules/3.18.0-rc1-103805-geb039a1/modules.dep: No such file or directory INIT: version 2.88 booting Using makefile-style concurrent boot in runlevel S. Starting the hotplug events dispatcher: udevd[ 6.900787] udevd[111]: starting version 172 . Synthesizing the initial hotplug events...done. Waiting for /dev to be fully populated...done. Activating swap...done. [ 8.821838] EXT4-fs (mmcblk1p2): warning: mounting fs with errors, running e2fsck is recommended [ 9.185974] EXT4-fs (mmcblk1p2): re-mounted. Opts: (null) Cleaning up ifupdown.... Setting up networking.... Loading kernel modules...done. Activating lvm and md swap...done. Checking file systems...fsck from util-linux 2.19.1 done. Mounting local filesystems...done. Activating swapfile swap...done. Cleaning up temporary files.... Configuring network interfaces...done. Cleaning up temporary files.... Setting kernel variables ...done. [ 12.832611] random: dd urandom read with 83 bits of entropy available INIT: Entering runlevel: 2 Using makefile-style concurrent boot in runlevel 2. Debian GNU/Linux wheezy/sid armel ttyO2 armel login: Debian GNU/Linux wheezy/sid armel ttyO2 armel login: Debian GNU/Linux wheezy/sid armel ttyO2 armel login: root Last login: Sat Jan 1 00:00:13 UTC 2000 on ttyO2 Linux armel 3.18.0-rc1-103805-geb039a1 #1 SMP Thu Nov 20 02:02:11 MST 2014 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. root@armel:~# root@armel:~# %% Start PM consolidated quick test (retention only) %% Preparation root@armel:~# root@armel:~# mkdir -p /sys; mount -t sysfs none /sys mount: none already mounted or /sys busy mount: according to mtab, sysfs is already mounted on /sys root@armel:~# root@armel:~# mkdir -p /debug; mount -t debugfs none /debug mount: none already mounted or /debug busy mount: according to mtab, /debug is already mounted on /debug root@armel:~# root@armel:~# root@armel:~# root@armel:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.serial | pa ste -s -d' '`; do echo -1 > $u/power/autosuspend_delay_ms; done root@armel:~# root@armel:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.serial | pa ste -s -d' '`; do ls -l $u/power/autosuspend_delay_ms; cat $u/power/autosuspend _delay_ms; done -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/48020000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806e000.serial/power/autosuspend_delay_ms -1 root@armel:~# root@armel:~# echo 0 > /debug/pm_debug/enable_off_mode root@armel:~# root@armel:~# %% Baseline pm_debug count dump 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:297,RET:0,INA:0,ON:298,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:2,INA:0,ON:2,RET-LOGIC-OFF:0,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:272,INA:0,ON:273,RET-LOGIC-OFF:256,RET-MEMBANK1-OFF:272,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:296,RET:0,INA:0,ON:297,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:272,RET:0,INA:0,ON:273,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_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 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 (5) 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_clkd[ 20.599548] random: nonblocking pool is initialized m->cefuse_pwrdm (0) root@armel:~# root@armel:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do echo e nabled > $u/power/wakeup; done root@armel:~# %% Start retention double suspend/resume UART wakeup test root@armel:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do echo a uto > $u/power/control; done root@armel:~# root@armel:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do ls -l $u/power/wakeup; cat $u/power/wakeup; done -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO0/power/wakeup enabled -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO1/power/wakeup enabled -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO2/power/wakeup enabled -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO3/power/wakeup enabled root@armel:~# root@armel:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do ls -l $u/power/control; cat $u/power/control; done -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO0/power/control auto -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO1/power/control auto -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO2/power/control auto -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/class/tty/ttyO3/power/control auto root@armel:~# root@armel:~# echo mem > /sys/power/state [ 23.221496] PM: Syncing filesystems ... done. [ 28.542572] PM: Preparing system for mem sleep [ 28.557556] Freezing user space processes ... (elapsed 0.001 seconds) done. [ 28.563903] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done. [ 28.574218] PM: Entering mem sleep [ 28.580749] Suspending console(s) (use no_console_suspend to debug) [ 28.603912] PM: suspend of devices complete after 13.061 msecs [ 28.603942] PM: late suspend of devices complete after 0.030 msecs [ 28.615875] PM: noirq suspend of devices complete after 11.932 msecs [ 28.616088] Disabling non-boot CPUs ... [ 28.616088] [ 28.616088] ====================================================== [ 28.616088] [ INFO: possible circular locking dependency detected ] [ 28.616607] 3.18.0-rc1-103805-geb039a1 #1 Tainted: G W [ 28.616607] ------------------------------------------------------- [ 28.616607] bash/619 is trying to acquire lock: [ 28.616607] (cpuidle_lock){+.+.+.}, at: [] cpuidle_coupled_cpu_notify+0x24/0x10c [ 28.616607] [ 28.616607] but task is already holding lock: [ 28.616668] (cpu_hotplug.lock#2){+.+.+.}, at: [] cpu_hotplug_begin+0x58/0x90 [ 28.616699] [ 28.616699] which lock already depends on the new lock. [ 28.616699] [ 28.616699] [ 28.616699] the existing dependency chain (in reverse order) is: [ 28.616699] [ 28.616699] -> #1 (cpu_hotplug.lock#2){+.+.+.}: [ 28.616729] [] cpuidle_pause+0x14/0x28 [ 28.616729] [] dpm_suspend_noirq+0x44/0x2f8 [ 28.616760] [] suspend_devices_and_enter+0x2dc/0x5f0 [ 28.616760] [] pm_suspend+0x3fc/0x470 [ 28.616790] [] state_store+0x68/0xb8 [ 28.616790] [] kobj_attr_store+0x14/0x20 [ 28.616821] [] sysfs_kf_write+0x4c/0x50 [ 28.616821] [] kernfs_fop_write+0xd4/0x188 [ 28.616851] [] vfs_write+0xa4/0x1ac [ 28.616851] [] SyS_write+0x40/0x8c [ 28.616882] [] ret_fast_syscall+0x0/0x48 [ 28.616882] [ 28.616882] -> #0 (cpuidle_lock){+.+.+.}: [ 28.616912] [] mutex_lock_nested+0x38/0x394 [ 28.616912] [] cpuidle_coupled_cpu_notify+0x24/0x10c [ 28.616943] [] notifier_call_chain+0x44/0x84 [ 28.616943] [] __cpu_notify+0x2c/0x48 [ 28.616973] [] _cpu_down+0x7c/0x24c [ 28.616973] [] disable_nonboot_cpus+0x88/0x198 [ 28.617004] [] suspend_devices_and_enter+0x36c/0x5f0 [ 28.617004] [] pm_suspend+0x3fc/0x470 [ 28.617034] [] state_store+0x68/0xb8 [ 28.617034] [] kobj_attr_store+0x14/0x20 [ 28.617034] [] sysfs_kf_write+0x4c/0x50 [ 28.617065] [] kernfs_fop_write+0xd4/0x188 [ 28.617065] [] vfs_write+0xa4/0x1ac [ 28.617095] [] SyS_write+0x40/0x8c [ 28.617095] [] ret_fast_syscall+0x0/0x48 [ 28.617095] [ 28.617095] other info that might help us debug this: [ 28.617095] [ 28.617095] Possible unsafe locking scenario: [ 28.617095] [ 28.617126] CPU0 CPU1 [ 28.617126] ---- ---- [ 28.617126] lock(cpu_hotplug.lock#2); [ 28.617126] lock(cpuidle_lock); [ 28.617156] lock(cpu_hotplug.lock#2); [ 28.617156] lock(cpuidle_lock); [ 28.617156] [ 28.617156] *** DEADLOCK *** [ 28.617156] [ 28.617156] 7 locks held by bash/619: [ 28.617187] #0: (sb_writers#6){.+.+.+}, at: [] vfs_write+0x184/0x1ac [ 28.617218] #1: (&of->mutex){+.+.+.}, at: [] kernfs_fop_write+0x98/0x188 [ 28.617248] #2: (s_active#26){.+.+.+}, at: [] kernfs_fop_write+0xa0/0x188 [ 28.617248] #3: (pm_mutex){+.+.+.}, at: [] pm_suspend+0x218/0x470 [ 28.617279] #4: (cpu_add_remove_lock){+.+.+.}, at: [] disable_nonboot_cpus+0x8/0x198 [ 28.617309] #5: (cpu_hotplug.lock){++++++}, at: [] cpu_hotplug_begin+0x0/0x90 [ 28.617309] #6: (cpu_hotplug.lock#2){+.+.+.}, at: [] cpu_hotplug_begin+0x58/0x90 [ 28.617309] [ 28.617309] stack backtrace: [ 28.617340] CPU: 1 PID: 619 Comm: bash Tainted: G W 3.18.0-rc1-103805-geb039a1 #1 [ 28.617340] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 28.617340] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 28.617401] [] (dump_stack) from [] (print_circular_bug+0x284/0x2dc) [ 28.617431] [] (print_circular_bug) from [] (__lock_acquire+0x19bc/0x1bb4) [ 28.617431] [] (__lock_acquire) from [] (lock_acquire+0xa0/0x10c) [ 28.617462] [] (lock_acquire) from [] (mutex_lock_nested+0x38/0x394) [ 28.617462] [] (mutex_lock_nested) from [] (cpuidle_coupled_cpu_notify+0x24/0x10c) [ 28.617492] [] (cpuidle_coupled_cpu_notify) from [] (notifier_call_chain+0x44/0x84) [ 28.617492] [] (notifier_call_chain) from [] (__cpu_notify+0x2c/0x48) [ 28.617523] [] (__cpu_notify) from [] (_cpu_down+0x7c/0x24c) [ 28.617523] [] (_cpu_down) from [] (disable_nonboot_cpus+0x88/0x198) [ 28.617553] [] (disable_nonboot_cpus) from [] (suspend_devices_and_enter+0x36c/0x5f0) [ 28.617553] [] (suspend_devices_and_enter) from [] (pm_suspend+0x3fc/0x470) [ 28.617553] [] (pm_suspend) from [] (state_store+0x68/0xb8) [ 28.617584] [] (state_store) from [] (kobj_attr_store+0x14/0x20) [ 28.617584] [] (kobj_attr_store) from [] (sysfs_kf_write+0x4c/0x50) [ 28.617614] [] (sysfs_kf_write) from [] (kernfs_fop_write+0xd4/0x188) [ 28.617614] [] (kernfs_fop_write) from [] (vfs_write+0xa4/0x1ac) [ 28.617645] [] (vfs_write) from [] (SyS_write+0x40/0x8c) [ 28.617645] [] (SyS_write) from [] (ret_fast_syscall+0x0/0x48) [ 28.618743] CPU1: shutdown [ 28.618927] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 28.618927] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 28.618927] Could not enter target state in pm_suspend [ 28.618927] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 28.618957] Enabling non-boot CPUs ... [ 28.619354] CPU1: Booted secondary processor [ 28.619873] CPU1 is up [ 28.621246] PM: noirq resume of devices complete after 0.549 msecs [ 28.621429] PM: early resume of devices complete after 0.001 msecs [ 28.721496] omap_hsmmc 480d5000.mmc: could not set regulator OCR (-22) [ 28.805389] PM: resume of devices complete after 183.959 msecs [ 29.423065] PM: Finishing wakeup. [ 29.426544] Restarting tasks ... done. root@armel:~# root@armel:~# root@armel:~# root@armel:~# 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:448,RET:0,INA:0,ON:449,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:1,INA:0,ON:2,RET-LOGIC-OFF:1,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (RET),OFF:0,RET:4,INA:0,ON:4,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:419,INA:0,ON:420,RET-LOGIC-OFF:397,RET-MEMBANK1-OFF:419,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:447,RET:0,INA:0,ON:448,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:419,RET:0,INA:0,ON:420,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:1,INA:0,ON:2,RET-LOGIC-OFF:1,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:1 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@armel:~# root@armel:~# root@armel:~# root@armel:~# echo mem > /sys/power/state [ 31.861755] PM: Syncing filesystems ... done. [ 31.918701] PM: Preparing system for mem sleep [ 31.923461] Freezing user space processes ... (elapsed 0.001 seconds) done. [ 31.931884] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. [ 31.938720] PM: Entering mem sleep [ 31.938720] Suspending console(s) (use no_console_suspend to debug) [ 31.958587] PM: suspend of devices complete after 6.835 msecs [ 31.958648] PM: late suspend of devices complete after 0.001 msecs [ 31.962921] PM: noirq suspend of devices complete after 4.211 msecs [ 31.962921] Disabling non-boot CPUs ... [ 31.964019] CPU1: shutdown [ 31.964355] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 31.964355] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 31.964355] Could not enter target state in pm_suspend [ 31.964355] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 31.964385] Enabling non-boot CPUs ... [ 31.964996] CPU1: Booted secondary processor [ 31.965301] CPU1 is up [ 31.966613] PM: noirq resume of devices complete after 1.251 msecs [ 31.966613] PM: early resume of devices complete after 0.001 msecs [ 32.200988] omap_hsmmc 480d5000.mmc: could not set regulator OCR (-22) [ 32.285186] PM: resume of devices complete after 316.986 msecs [ 32.368713] PM: Finishing wakeup. [ 32.378295] Restarting tasks ... done. root@armel:~# root@armel:~# root@armel:~# root@armel:~# 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:531,RET:0,INA:0,ON:532,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:2,INA:0,ON:3,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (RET),OFF:0,RET:6,INA:0,ON:6,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:496,INA:0,ON:497,RET-LOGIC-OFF:468,RET-MEMBANK1-OFF:496,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:530,RET:0,INA:0,ON:531,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:496,RET:0,INA:0,ON:497,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:2,INA:0,ON:3,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:2 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@armel:~# root@armel:~# root@armel:~# root@armel:~# ./test_rootfs_access_nonexistent_file__ret_susp -bash: ./test_rootfs_access_nonexistent_file__ret_susp: No such file or directory root@armel:~# root@armel:~# %% 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 | pa ste -s -d' '`; do echo 3000 > $u/power/autosuspend_delay_ms; done root@armel:~# root@armel:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.serial | pa ste -s -d' '`; do ls -l $u/power/autosuspend_delay_ms; cat $u/power/autosuspend _delay_ms; done -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/48020000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806e000.serial/power/autosuspend_delay_ms 3000 root@armel:~# root@armel:~#  root@armel:~# root@armel:~# 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:733,RET:0,INA:0,ON:734,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:4,INA:0,ON:5,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (RET),OFF:0,RET:6,INA:0,ON:6,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:680,INA:0,ON:681,RET-LOGIC-OFF:646,RET-MEMBANK1-OFF:680,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:732,RET:0,INA:0,ON:733,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:680,RET:0,INA:0,ON:681,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:2,INA:0,ON:3,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:2 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@armel:~# root@armel:~# root@armel:~# root@armel:~# ./test_rootfs_access_nonexistent_file__ret_dyn -bash: ./test_rootfs_access_nonexistent_file__ret_dyn: No such file or directory root@armel:~# root@armel:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.serial | pa ste -s -d' '`; do echo -1 > $u/power/autosuspend_delay_ms; done root@armel:~# root@armel:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.serial | pa ste -s -d' '`; do ls -l $u/power/autosuspend_delay_ms; cat $u/power/autosuspend _delay_ms; done -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/48020000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jan 1 00:00 /sys/bus/platform/drivers/omap_uart/4806e000.serial/power/autosuspend_delay_ms -1 root@armel:~# root@armel:~# %% End retention dynamic idle UART wakeup test %% End PM consolidated quick test (retention only)