怘€æ€˜€`3f<€fÀæøÀ̆ž?`†øfófÏfÆž`?ÀxfÏæž<`¾f 0x3e470000 [ 0.000000] L2C: DT/platform modifies aux control register: 0x0e070000 -> 0x3e470000 [ 0.000000] L2C-310 erratum 727915 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 1 lines [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c4, AUX_CTRL 0x7e470000 [ 0.000000] PERCPU: Embedded 11 pages/cpu @df9f6000 s14912 r8192 d21952 u45056 [ 0.000000] pcpu-alloc: s14912 r8192 d21952 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: 129664 [ 0.000000] Kernel command line: console=ttyO2,230400n8 vram=16M root=/dev/mmcblk0p2 rw rootfstype=ext3 rootwait earlyprintk ignore_loglevel [ 0.000000] PID hash table entries: 2048 (order: 1, 8192 bytes) [ 0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes) [ 0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes) [ 0.000000] Memory: 483388K/523264K available (6190K kernel code, 674K rwdata, 2356K rodata, 428K init, 8221K bss, 23492K reserved, 16384K cma-reserved, 0K highmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB) [ 0.000000] vmalloc : 0xe0800000 - 0xff000000 ( 488 MB) [ 0.000000] lowmem : 0xc0000000 - 0xe0000000 ( 512 MB) [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [ 0.000000] .text : 0xc0008000 - 0xc0860d40 (8548 kB) [ 0.000000] .init : 0xc0861000 - 0xc08cc000 ( 428 kB) [ 0.000000] .data : 0xc08cc000 - 0xc0974ae8 ( 675 kB) [ 0.000000] .bss : 0xc0974ae8 - 0xc117c250 (8222 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 dss_fck [ 0.000000] ti_dt_clocks_register: failed to lookup clock node dss_fck [ 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 [ 0.001586] Console: colour dummy device 80x30 [ 0.001617] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.001647] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.001647] ... MAX_LOCK_DEPTH: 48 [ 0.001647] ... MAX_LOCKDEP_KEYS: 8191 [ 0.001647] ... CLASSHASH_SIZE: 4096 [ 0.001647] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.001678] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.001678] ... CHAINHASH_SIZE: 32768 [ 0.001678] memory used by lock dependency info: 5167 kB [ 0.001678] per task-struct memory footprint: 1152 bytes [ 0.001708] Calibrating delay loop... 2013.59 BogoMIPS (lpj=10067968) [ 0.120269] pid_max: default: 32768 minimum: 301 [ 0.120574] Security Framework initialized [ 0.120697] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.120727] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.123046] Initializing cgroup subsys memory [ 0.123107] Initializing cgroup subsys devices [ 0.123199] Initializing cgroup subsys freezer [ 0.123229] Initializing cgroup subsys blkio [ 0.123291] Initializing cgroup subsys perf_event [ 0.123352] CPU: Testing write buffer coherency: ok [ 0.124359] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.124481] Setting up static identity map for 0x805dd8d0 - 0x805dd940 [ 0.180297] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.180786] Brought up 2 CPUs [ 0.180816] CPU: All CPU(s) started in SVC mode. [ 0.183074] devtmpfs: initialized [ 0.184722] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 1 [ 0.188354] omap_hwmod: l3_main_3 using broken dt data from ocp [ 0.191192] omap_hwmod: l3_main_2 using broken dt data from ocp [ 0.272796] omap_hwmod: l3_instr: _wait_target_disable failed [ 0.329437] pinctrl core: initialized pinctrl subsystem [ 0.366973] NET: Registered protocol family 16 [ 0.371734] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.400421] cpuidle: using governor ladder [ 0.430328] cpuidle: using governor menu [ 0.437835] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.438385] OMAP GPIO hardware version 0.1 [ 0.439239] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.440582] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.441802] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.442962] gpiochip_add: registered GPIOs 128 to 159 on device: gpio [ 0.444213] gpiochip_add: registered GPIOs 160 to 191 on device: gpio [ 0.445251] omap-gpmc 50000000.gpmc: GPMC revision 6.0 [ 0.446014] irq: no irq domain found for /ocp/pinmux@4a100040 ! [ 0.446411] irq: no irq domain found for /ocp/pinmux@4a100040 ! [ 0.446838] irq: no irq domain found for /ocp/pinmux@4a100040 ! [ 0.460662] platform 4b501000.aes: Cannot lookup hwmod 'aes' [ 0.461029] platform 480a5000.des: Cannot lookup hwmod 'des' [ 0.466644] No ATAGs? [ 0.466735] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.466735] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.468902] OMAP DMA hardware revision 0.0 [ 0.470397] ARM PMU: not yet supported on OMAP4430 due to missing CTI driver [ 0.538757] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.539611] of_get_named_gpiod_flags: parsed 'gpio' property of node '/hsusb1_power_reg[0]' - status (0) [ 0.610717] reg-fixed-voltage wl12xx_vmmc: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_wl12xx_gpio, deferring probe [ 0.610748] platform wl12xx_vmmc: Driver reg-fixed-voltage requests probe deferral [ 0.613983] SCSI subsystem initialized [ 0.614440] libata version 3.00 loaded. [ 0.614990] usbcore: registered new interface driver usbfs [ 0.615112] usbcore: registered new interface driver hub [ 0.615203] usbcore: registered new device driver usb [ 0.615600] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/hsusb1_phy[0]' - status (0) [ 0.616638] omap_i2c 48070000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c1_pins, deferring probe [ 0.616668] platform 48070000.i2c: Driver omap_i2c requests probe deferral [ 0.616729] omap_i2c 48072000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c2_pins, deferring probe [ 0.616729] platform 48072000.i2c: Driver omap_i2c requests probe deferral [ 0.616790] omap_i2c 48060000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c3_pins, deferring probe [ 0.616821] platform 48060000.i2c: Driver omap_i2c requests probe deferral [ 0.616882] omap_i2c 48350000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c4_pins, deferring probe [ 0.616882] platform 48350000.i2c: Driver omap_i2c requests probe deferral [ 0.620147] Switched to clocksource 32k_counter [ 0.718322] NET: Registered protocol family 2 [ 0.719787] TCP established hash table entries: 4096 (order: 2, 16384 bytes) [ 0.719940] TCP bind hash table entries: 4096 (order: 5, 147456 bytes) [ 0.720947] TCP: Hash tables configured (established 4096 bind 4096) [ 0.721160] TCP: reno registered [ 0.721191] UDP hash table entries: 256 (order: 2, 20480 bytes) [ 0.721313] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes) [ 0.722229] NET: Registered protocol family 1 [ 0.723297] RPC: Registered named UNIX socket transport module. [ 0.723297] RPC: Registered udp transport module. [ 0.723327] RPC: Registered tcp transport module. [ 0.723327] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.728607] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.728942] audit: initializing netlink subsys (disabled) [ 0.729125] audit: type=2000 audit(0.700:1): initialized [ 0.732940] VFS: Disk quotas dquot_6.5.2 [ 0.733062] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.734741] NFS: Registering the id_resolver key type [ 0.734985] Key type id_resolver registered [ 0.734985] Key type id_legacy registered [ 0.735137] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.738159] io scheduler noop registered [ 0.738189] io scheduler deadline registered [ 0.738281] io scheduler cfq registered (default) [ 0.743133] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.743499] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.748413] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.752593] omap_uart 4806a000.serial: no wakeirq for uart0 [ 0.752624] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806a000[0]' [ 0.753021] omap_uart 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 226, base_baud = 3000000) is a OMAP UART0 [ 0.754364] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806c000[0]' [ 0.754547] omap_uart 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 227, base_baud = 3000000) is a OMAP UART1 [ 0.755371] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@48020000[0]' [ 0.755554] omap_uart 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 228, base_baud = 3000000) is a OMAP UART2 [ 1.273895] console [ttyO2] enabled [ 1.276763] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806e000[0]' [ 1.282043] omap_uart 4806e000.serial: ttyO3 at MMIO 0x4806e000 (irq = 229, base_baud = 3000000) is a OMAP UART3 [ 1.302703] brd: module loaded [ 1.313140] loop: module loaded [ 1.317382] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.326232] usbcore: registered new interface driver asix [ 1.329223] usbcore: registered new interface driver ax88179_178a [ 1.332611] usbcore: registered new interface driver cdc_ether [ 1.335845] usbcore: registered new interface driver smsc95xx [ 1.339019] usbcore: registered new interface driver net1080 [ 1.342163] usbcore: registered new interface driver cdc_subset [ 1.345397] usbcore: registered new interface driver zaurus [ 1.348541] usbcore: registered new interface driver cdc_ncm [ 1.352294] usbcore: registered new interface driver cdc_wdm [ 1.355438] usbcore: registered new interface driver usb-storage [ 1.358795] usbcore: registered new interface driver usbtest [ 1.363311] mousedev: PS/2 mouse device common for all mice [ 1.368255] i2c /dev entries driver [ 1.370208] Driver for 1-wire Dallas network protocol. [ 1.375976] omap_wdt: OMAP Watchdog Timer Rev 0x00: initial timeout 60 sec [ 1.380310] Driver 'mmcblk' needs updating - please use bus_type methods [ 1.384613] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.389495] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.395263] omap_hsmmc 4809c000.mmc: unable to get vmmc regulator -517 [ 1.399017] platform 4809c000.mmc: Driver omap_hsmmc requests probe deferral [ 1.403015] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.407897] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.413238] omap_hsmmc 480d5000.mmc: unable to get vmmc regulator -517 [ 1.416870] platform 480d5000.mmc: Driver omap_hsmmc requests probe deferral [ 1.421295] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/heartbeat[0]' - status (0) [ 1.426818] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/mmc[0]' - status (0) [ 1.432159] ledtrig-cpu: registered to indicate activity on CPUs [ 1.435760] usbcore: registered new interface driver usbhid [ 1.438751] usbhid: USB HID core driver [ 1.441986] oprofile: no performance counters [ 1.445068] oprofile: using timer interrupt. [ 1.447906] TCP: cubic registered [ 1.449707] Initializing XFRM netlink socket [ 1.452117] NET: Registered protocol family 17 [ 1.454589] NET: Registered protocol family 15 [ 1.457214] Key type dns_resolver registered [ 1.459777] twl: not initialized [ 1.461547] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.465820] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.470153] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.474456] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.478729] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.483062] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.487335] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1410000 Vs max 1316660 [ 1.491668] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu [ 1.495330] omap2_set_init_voltage: unable to set vdd_mpu [ 1.498260] omap2_set_init_voltage: unable to find boot up OPP for vdd_core [ 1.502014] omap2_set_init_voltage: unable to set vdd_core [ 1.504943] omap2_set_init_voltage: unable to find boot up OPP for vdd_iva [ 1.508636] omap2_set_init_voltage: unable to set vdd_iva [ 1.513092] Power Management for TI OMAP4+ devices. [ 1.515716] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 1.520050] ThumbEE CPU extension supported. [ 1.522796] Registering SWP/SWPB emulation handler [ 1.525390] SmartReflex Class3 initialized [ 1.531188] of_get_named_gpiod_flags: parsed 'gpio' property of node '/wl12xx_vmmc[0]' - status (0) [ 1.544189] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 1.560211] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 1.564483] hw-breakpoint: CPU 0 failed to disable vector catch [ 1.568328] twl 0-0048: PIH (irq 335) nested IRQs [ 1.572784] twl_rtc 48070000.i2c:twl@48:rtc: Power up reset detected. [ 1.577148] twl_rtc 48070000.i2c:twl@48:rtc: Enabling TWL-RTC [ 1.584472] twl_rtc 48070000.i2c:twl@48:rtc: rtc core: registered 48070000.i2c:twl@48 as rtc0 [ 1.608367] twl6040 0-004b: clk32k is not handled [ 1.613922] of_get_named_gpiod_flags: parsed 'ti,audpwron-gpio' property of node '/ocp/i2c@48070000/twl@4b[0]' - status (0) [ 1.622497] omap_i2c 48070000.i2c: bus 0 rev0.10 at 400 kHz [ 1.626983] omap_i2c 48072000.i2c: bus 1 rev0.10 at 400 kHz [ 1.631896] omap_i2c 48060000.i2c: bus 2 rev0.10 at 100 kHz [ 1.636291] omap_i2c 48350000.i2c: bus 3 rev0.10 at 400 kHz [ 1.636291] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.644744] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.690856] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.695892] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.809570] mmc0: host does not support reading read-only switch, assuming write-enable [ 1.814025] mmc0: new SD card at address aaaa [ 1.817810] mmcblk0: mmc0:aaaa SD02G 1.89 GiB [ 1.823730] twl_rtc 48070000.i2c:twl@48:rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800) [ 1.828887] sr_init: No PMIC hook to init smartreflex [ 1.829101] mmcblk0: p1 p2 [ 1.833526] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized [ 1.833526] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized [ 1.842834] smartreflex smartreflex.2: omap_sr_probe: SmartReflex driver initialized [ 1.879180] VUSB: disabling [ 1.881408] VANA: disabling [ 1.883544] VDAC: disabling [ 1.887542] vwl1271: disabling [ 2.062988] kjournald starting. Commit interval 5 seconds [ 2.065032] EXT3-fs (mmcblk0p2): using internal journal [ 2.203826] EXT3-fs (mmcblk0p2): recovery complete [ 2.206512] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode [ 2.210327] VFS: Mounted root (ext3 filesystem) on device 179:2. [ 2.218170] devtmpfs: mounted [ 2.220581] Freeing unused kernel memory: 428K (c0861000 - c08cc000) modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-14143-g99d076b/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[ 3.074615] udevd[109]: starting version 172 . Synthesizing the initial hotplug events...[ 3.320068] ------------[ cut here ]------------ [ 3.322784] WARNING: CPU: 0 PID: 18 at arch/arm/mach-omap2/clockdomain.c:1279 clkdm_hwmod_disable+0xcc/0xe0() [ 3.322784] Modules linked in: [ 3.322784] CPU: 0 PID: 18 Comm: kworker/0:1 Not tainted 3.19.0-rc1-14143-g99d076b #1 [ 3.330047] Hardware name: Generic OMAP4 (Flattened Device Tree) [ 3.330047] Workqueue: pm pm_runtime_work [ 3.339508] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 3.343719] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 3.343719] [] (dump_stack) from [] (warn_slowpath_common+0x78/0xb4) [ 3.343719] [] (warn_slowpath_common) from [] (warn_slowpath_null+0x1c/0x24) [ 3.343719] [] (warn_slowpath_null) from [] (clkdm_hwmod_disable+0xcc/0xe0) [ 3.343719] [] (clkdm_hwmod_disable) from [] (_idle+0x170/0x240) [ 3.343719] [] (_idle) from [] (omap_hwmod_idle+0x24/0x40) [ 3.369537] [] (omap_hwmod_idle) from [] (omap_device_idle+0x38/0x78) [ 3.369537] [] (omap_device_idle) from [] (_od_runtime_suspend+0x1c/0x24) [ 3.375183] [] (_od_runtime_suspend) from [] (__rpm_callback+0x34/0x70) [ 3.383056] [] (__rpm_callback) from [] (rpm_callback+0x58/0x88) [ 3.384918] [] (rpm_callback) from [] (rpm_suspend+0xe0/0x50c) [ 3.390014] [] (rpm_suspend) from [] (pm_runtime_work+0x7c/0x98) [ 3.395141] [] (pm_runtime_work) from [] (process_one_work+0x1b0/0x490) [ 3.400024] [] (process_one_work) from [] (worker_thread+0x154/0x478) [ 3.404388] [] (worker_thread) from [] (kthread+0xd4/0xf0) [ 3.408355] [] (kthread) from [] (ret_from_fork+0x14/0x2c) [ 3.411804] ---[ end trace da2d08c5719a54ec ]--- done. Waiting for /dev to be fully populated...done. Activating swap...done. 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. [ 6.865325] random: dd urandom read with 53 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 00:00:09 UTC 2000 on ttyO2 Linux armel 3.19.0-rc1-14143-g99d076b #1 SMP Sat Jan 3 14:48:27 MST 2015 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:298,RET:0,INA:0,ON:299,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:52,RET:0,INA:0,ON:51,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_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 mpu_pwrdm (ON),OFF:0,RET:278,INA:0,ON:279,RET-LOGIC-OFF:266,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:298,RET:0,INA:0,ON:299,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:280,RET:0,INA:0,ON:281,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_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 dss_pwrdm (RET),OFF:298,RET:299,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:1,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 (3) 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@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 [ 17.341247] PM: Syncing filesystems ... done. [ 17.345306] PM: Preparing system for mem sleep [ 17.360382] Freezing user space processes ... (elapsed 0.007 seconds) done. [ 17.367614] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done. [ 17.375366] PM: Entering mem sleep [ 17.375366] Suspending console(s) (use no_console_suspend to debug) [ 17.395080] PM: suspend of devices complete after 14.984 msecs [ 17.398773] PM: late suspend of devices complete after 0.001 msecs [ 17.404052] PM: noirq suspend of devices complete after 5.279 msecs [ 17.404174] Disabling non-boot CPUs ... [ 17.409790] CPU1: shutdown [ 17.414733] Powerdomain (core_pwrdm) didn't enter target state 1 [ 17.414733] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 17.414733] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 17.414733] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 17.414733] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 17.414733] Could not enter target state in pm_suspend [ 17.414733] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 17.414764] Enabling non-boot CPUs ... [ 17.418090] CPU1 is up [ 17.420776] PM: noirq resume of devices complete after 2.685 msecs [ 17.424133] PM: early resume of devices complete after 0.457 msecs [ 18.312347] PM: resume of devices complete after 887.969 msecs [ 18.361938] PM: Finishing wakeup. [ 18.366882] 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:495,RET:0,INA:0,ON:496,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 (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:52,RET:0,INA:0,ON:51,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_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 mpu_pwrdm (ON),OFF:0,RET:467,INA:0,ON:468,RET-LOGIC-OFF:455,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:495,RET:0,INA:0,ON:496,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:469,RET:0,INA:0,ON:470,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_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 dss_pwrdm (RET),OFF:495,RET:496,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:1,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 (3) 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 (11) 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:~# [ 20.050506] random: nonblocking pool is initialized root@armel:~# root@armel:~# echo mem > /sys/power/state [ 20.650054] PM: Syncing filesystems ... done. [ 20.653472] PM: Preparing system for mem sleep [ 20.657806] Freezing user space processes ... (elapsed 0.001 seconds) done. [ 20.662628] Freezing remaining freezable tasks ... (elapsed 0.003 seconds) done. [ 20.668090] PM: Entering mem sleep [ 20.668090] Suspending console(s) (use no_console_suspend to debug) [ 20.685729] PM: suspend of devices complete after 10.803 msecs [ 20.689147] PM: late suspend of devices complete after 3.417 msecs [ 20.693084] PM: noirq suspend of devices complete after 3.936 msecs [ 20.693206] Disabling non-boot CPUs ... [ 20.695892] CPU1: shutdown [ 20.695922] Powerdomain (core_pwrdm) didn't enter target state 1 [ 20.695922] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 20.695922] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 20.695922] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 20.695922] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 20.695922] Could not enter target state in pm_suspend [ 20.695922] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 20.696044] Enabling non-boot CPUs ... [ 20.697753] CPU1 is up [ 20.700408] PM: noirq resume of devices complete after 2.655 msecs [ 20.703369] PM: early resume of devices complete after 0.610 msecs [ 21.251037] PM: resume of devices complete after 547.668 msecs [ 21.300140] PM: Finishing wakeup. [ 21.300140] 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:588,RET:0,INA:0,ON:589,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 (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:52,RET:0,INA:0,ON:51,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_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 mpu_pwrdm (ON),OFF:0,RET:554,INA:0,ON:555,RET-LOGIC-OFF:542,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:588,RET:0,INA:0,ON:589,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:556,RET:0,INA:0,ON:557,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_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 dss_pwrdm (RET),OFF:588,RET:589,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:1,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 (3) 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 (11) 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:780,RET:0,INA:0,ON:781,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 (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:52,RET:0,INA:0,ON:51,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_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 mpu_pwrdm (ON),OFF:0,RET:742,INA:0,ON:743,RET-LOGIC-OFF:726,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:780,RET:0,INA:0,ON:781,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:744,RET:0,INA:0,ON:745,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_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 dss_pwrdm (RET),OFF:780,RET:781,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:1,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 (3) 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@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)