怘€æ€˜€`3f<€fÀæøÀ̆ž?`??f?æžf<øž`??ð3ž<3ž<` 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 - 0xc0860d10 (8548 kB) [ 0.000000] .init : 0xc0861000 - 0xc08cc000 ( 428 kB) [ 0.000000] .data : 0xc08cc000 - 0xc0974b28 ( 675 kB) [ 0.000000] .bss : 0xc0974b28 - 0xc117c290 (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 [ 0.000000] 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 [ 0.001617] ... 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 [ 0.001647] ... 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) [ 0.123077] Initializing cgroup subsys memory [ 0.123138] Initializing cgroup subsys devices [ 0.123199] Initializing cgroup subsys freezer [ 0.123260] Initializing cgroup subsys blkio [ 0.123321] Initializing cgroup subsys perf_event [ 0.123382] CPU: Testing write buffer coherency: ok [ 0.124389] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.124481] Setting up static identity map for 0x805dd9d0 - 0x805dda40 [ 0.180297] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.180786] Brought up 2 CPUs [ 0.180816] SMP: Total of 2 processors activated (4020.63 BogoMIPS). [ 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 [ 0.188446] omap_hwmod: l3_main_3 using broken dt data from ocp [ 0.191345] omap_hwmod: l3_main_2 using broken dt data from ocp [ 0.274993] omap_hwmod: l3_instr: _wait_target_disable failed [ 0.331634] pinctrl core: initialized pinctrl subsystem [ 0.369720] NET: Registered protocol family 16 [ 0.374328] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.400421] cpuidle: using governor ladder [ 0.430328] cpuidle: using governor menu [ 0.437927] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.438507] OMAP GPIO hardware version 0.1 [ 0.439392] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.440734] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.441955] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.443145] gpiochip_add: registered GPIOs 128 to 159 on device: gpio [ 0.444396] gpiochip_add: registered GPIOs 160 to 191 on device: gpio [ 0.445434] omap-gpmc 50000000.gpmc: GPMC revision 6.0 [ 0.446197] irq: no irq domain found for /ocp/pinmux@4a100040 ! [ 0.446624] irq: no irq domain found for /ocp/pinmux@4a100040 ! [ 0.447052] irq: no irq domain found for /ocp/pinmux@4a100040 ! [ 0.461059] platform 4b501000.aes: Cannot lookup hwmod 'aes' [ 0.461425] platform 480a5000.des: Cannot lookup hwmod 'des' [ 0.467193] No ATAGs? [ 0.467285] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.467285] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.469451] OMAP DMA hardware revision 0.0 [ 0.470947] ARM PMU: not yet supported on OMAP4430 due to missing CTI driver [ 0.538726] 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 [ 0.615234] usbcore: registered new device driver usb [ 0.615631] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/hsusb1_phy[0]' - status (0) [ 0.616668] omap_i2c 48070000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c1_pins, deferring probe [ 0.616699] platform 48070000.i2c: Driver omap_i2c requests probe deferral [ 0.616760] omap_i2c 48072000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c2_pins, deferring probe [ 0.616760] platform 48072000.i2c: Driver omap_i2c requests probe deferral [ 0.616821] omap_i2c 48060000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c3_pins, deferring probe [ 0.616851] 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 [ 0.616912] platform 48350000.i2c: Driver omap_i2c requests probe deferral [ 0.620178] Switched to clocksource 32k_counter [ 0.719390] NET: Registered protocol family 2 [ 0.720947] TCP established hash table entries: 4096 (order: 2, 16384 bytes) [ 0.721099] TCP bind hash table entries: 4096 (order: 5, 147456 bytes) [ 0.722015] TCP: Hash tables configured (established 4096 bind 4096) [ 0.722229] TCP: reno registered [ 0.722259] UDP hash table entries: 256 (order: 2, 20480 bytes) [ 0.722381] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes) [ 0.723297] NET: Registered protocol family 1 [ 0.724334] RPC: Registered named UNIX socket transport module. [ 0.724334] RPC: Registered udp transport module. [ 0.724334] RPC: Registered tcp transport module. [ 0.724365] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.729644] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.729980] audit: initializing netlink subsys (disabled) [ 0.730377] audit: type=2000 audit(0.710:1): initialized [ 0.733703] VFS: Disk quotas dquot_6.5.2 [ 0.733825] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.735565] NFS: Registering the id_resolver key type [ 0.735839] Key type id_resolver registered [ 0.735839] Key type id_legacy registered [ 0.735992] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.739196] io scheduler noop registered [ 0.739227] io scheduler deadline registered [ 0.739318] io scheduler cfq registered (default) [ 0.744140] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.744506] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.749450] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.753631] omap_uart 4806a000.serial: no wakeirq for uart0 [ 0.753662] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806a000[0]' [ 0.754058] omap_uart 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 226, base_baud = 3000000) is a OMAP UART0 [ 0.755432] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806c000[0]' [ 0.755584] omap_uart 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 227, base_baud = 3000000) is a OMAP UART1 [ 0.756439] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@48020000[0]' [ 0.756591] omap_uart 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 228, base_baud = 3000000) is a OMAP UART2 [ 1.278411] console [ttyO2] enabled [ 1.281280] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806e000[0]' [ 1.286529] omap_uart 4806e000.serial: ttyO3 at MMIO 0x4806e000 (irq = 229, base_baud = 3000000) is a OMAP UART3 [ 1.307189] brd: module loaded [ 1.317718] loop: module loaded [ 1.322021] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.330963] usbcore: registered new interface driver asix [ 1.333984] usbcore: registered new interface driver ax88179_178a [ 1.337341] usbcore: registered new interface driver cdc_ether [ 1.340606] usbcore: registered new interface driver smsc95xx [ 1.343749] usbcore: registered new interface driver net1080 [ 1.346862] usbcore: registered new interface driver cdc_subset [ 1.350158] usbcore: registered new interface driver zaurus [ 1.353302] usbcore: registered new interface driver cdc_ncm [ 1.357055] usbcore: registered new interface driver cdc_wdm [ 1.360229] usbcore: registered new interface driver usb-storage [ 1.363586] usbcore: registered new interface driver usbtest [ 1.368103] mousedev: PS/2 mouse device common for all mice [ 1.373107] i2c /dev entries driver [ 1.375030] Driver for 1-wire Dallas network protocol. [ 1.380828] omap_wdt: OMAP Watchdog Timer Rev 0x00: initial timeout 60 sec [ 1.385131] Driver 'mmcblk' needs updating - please use bus_type methods [ 1.389404] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.394348] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.400115] omap_hsmmc 4809c000.mmc: unable to get vmmc regulator -517 [ 1.403900] platform 4809c000.mmc: Driver omap_hsmmc requests probe deferral [ 1.407867] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.412780] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.418090] omap_hsmmc 480d5000.mmc: unable to get vmmc regulator -517 [ 1.421752] platform 480d5000.mmc: Driver omap_hsmmc requests probe deferral [ 1.426147] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/heartbeat[0]' - status (0) [ 1.431701] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/mmc[0]' - status (0) [ 1.437042] ledtrig-cpu: registered to indicate activity on CPUs [ 1.440643] usbcore: registered new interface driver usbhid [ 1.443634] usbhid: USB HID core driver [ 1.446868] oprofile: no performance counters [ 1.449920] oprofile: using timer interrupt. [ 1.452819] TCP: cubic registered [ 1.454620] Initializing XFRM netlink socket [ 1.457000] NET: Registered protocol family 17 [ 1.459442] NET: Registered protocol family 15 [ 1.462127] Key type dns_resolver registered [ 1.464691] twl: not initialized [ 1.466430] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.470733] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.475067] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.479339] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.483673] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.487945] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.492248] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1410000 Vs max 1316660 [ 1.496551] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu [ 1.500274] omap2_set_init_voltage: unable to set vdd_mpu [ 1.503173] omap2_set_init_voltage: unable to find boot up OPP for vdd_core [ 1.506896] omap2_set_init_voltage: unable to set vdd_core [ 1.509857] omap2_set_init_voltage: unable to find boot up OPP for vdd_iva [ 1.513549] omap2_set_init_voltage: unable to set vdd_iva [ 1.518005] Power Management for TI OMAP4+ devices. [ 1.520660] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 1.524505] ThumbEE CPU extension supported. [ 1.527679] Registering SWP/SWPB emulation handler [ 1.530273] SmartReflex Class3 initialized [ 1.536010] of_get_named_gpiod_flags: parsed 'gpio' property of node '/wl12xx_vmmc[0]' - status (0) [ 1.549163] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 1.560211] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 1.570678] hw-breakpoint: CPU 0 failed to disable vector catch [ 1.575012] twl 0-0048: PIH (irq 335) nested IRQs [ 1.579437] twl_rtc 48070000.i2c:twl@48:rtc: Power up reset detected. [ 1.584167] twl_rtc 48070000.i2c:twl@48:rtc: Enabling TWL-RTC [ 1.591674] twl_rtc 48070000.i2c:twl@48:rtc: rtc core: registered 48070000.i2c:twl@48 as rtc0 [ 1.615905] twl6040 0-004b: clk32k is not handled [ 1.621398] of_get_named_gpiod_flags: parsed 'ti,audpwron-gpio' property of node '/ocp/i2c@48070000/twl@4b[0]' - status (0) [ 1.629180] omap_i2c 48070000.i2c: bus 0 rev0.10 at 400 kHz [ 1.634460] omap_i2c 48072000.i2c: bus 1 rev0.10 at 400 kHz [ 1.639465] omap_i2c 48060000.i2c: bus 2 rev0.10 at 100 kHz [ 1.643920] omap_i2c 48350000.i2c: bus 3 rev0.10 at 400 kHz [ 1.643920] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.652374] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.710601] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.715362] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.837829] mmc0: host does not support reading read-only switch, assuming write-enable [ 1.842315] mmc0: new SD card at address aaaa [ 1.847686] mmcblk0: mmc0:aaaa SD02G 1.89 GiB [ 1.851013] twl_rtc 48070000.i2c:twl@48:rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800) [ 1.856140] sr_init: No PMIC hook to init smartreflex [ 1.859252] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized [ 1.863433] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized [ 1.868591] smartreflex smartreflex.2: omap_sr_probe: SmartReflex driver initialized [ 1.870452] mmcblk0: p1 p2 [ 1.906799] VUSB: disabling [ 1.909027] VANA: disabling [ 1.911224] VDAC: disabling [ 1.915344] vwl1271: disabling [ 2.230621] kjournald starting. Commit interval 5 seconds [ 2.232757] EXT3-fs (mmcblk0p2): using internal journal [ 2.370544] EXT3-fs (mmcblk0p2): recovery complete [ 2.373229] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode [ 2.373229] VFS: Mounted root (ext3 filesystem) on device 179:2. [ 2.384796] devtmpfs: mounted [ 2.384796] Freeing unused kernel memory: 428K (c0861000 - c08cc000) modprobe: FATAL: Could not load /lib/modules/3.19.0-rc3-118223-gb1940cd/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[ 3.226074] udevd[108]: starting version 172 . Synthesizing the initial hotplug events...[ 3.469879] ------------[ cut here ]------------ [ 3.469879] WARNING: CPU: 0 PID: 18 at arch/arm/mach-omap2/clockdomain.c:1279 clkdm_hwmod_disable+0xcc/0xe0() [ 3.478363] Modules linked in: [ 3.478363] CPU: 0 PID: 18 Comm: kworker/0:1 Not tainted 3.19.0-rc3-118223-gb1940cd #1 [ 3.480041] Hardware name: Generic OMAP4 (Flattened Device Tree) [ 3.480041] Workqueue: pm pm_runtime_work [ 3.489776] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 3.489776] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 3.497863] [] (dump_stack) from [] (warn_slowpath_common+0x78/0xb4) [ 3.502227] [] (warn_slowpath_common) from [] (warn_slowpath_null+0x1c/0x24) [ 3.502227] [] (warn_slowpath_null) from [] (clkdm_hwmod_disable+0xcc/0xe0) [ 3.502227] [] (clkdm_hwmod_disable) from [] (_idle+0x170/0x240) [ 3.502227] [] (_idle) from [] (omap_hwmod_idle+0x24/0x40) [ 3.519744] [] (omap_hwmod_idle) from [] (omap_device_idle+0x38/0x78) [ 3.519744] [] (omap_device_idle) from [] (_od_runtime_suspend+0x1c/0x24) [ 3.528747] [] (_od_runtime_suspend) from [] (__rpm_callback+0x34/0x70) [ 3.528747] [] (__rpm_callback) from [] (rpm_callback+0x58/0x88) [ 3.537414] [] (rpm_callback) from [] (rpm_suspend+0xe0/0x50c) [ 3.537414] [] (rpm_suspend) from [] (pm_runtime_work+0x7c/0x98) [ 3.541503] [] (pm_runtime_work) from [] (process_one_work+0x1b0/0x490) [ 3.541503] [] (process_one_work) from [] (worker_thread+0x154/0x478) [ 3.554595] [] (worker_thread) from [] (kthread+0xd4/0xf0) [ 3.554595] [] (kthread) from [] (ret_from_fork+0x14/0x2c) [ 3.558502] ---[ end trace cd47f570fc656779 ]--- 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. [ 6.968475] random: dd urandom read with 54 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 00:00:08 UTC 2000 on ttyO2 Linux armel 3.19.0-rc3-118223-gb1940cd #1 SMP Mon Jan 5 22:55:21 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:349,RET:0,INA:0,ON:350,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:41,RET:0,INA:0,ON:40,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:320,INA:0,ON:321,RET-LOGIC-OFF:316,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:348,RET:0,INA:0,ON:349,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:322,RET:0,INA:0,ON:323,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:349,RET:350,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 [ 17.310424] PM: Syncing filesystems ... done. [ 17.315673] PM: Preparing system for mem sleep [ 17.327606] Freezing user space processes ... (elapsed 0.004 seconds) done. [ 17.332031] Freezing remaining freezable tasks ... (elapsed 0.007 seconds) done. [ 17.340454] PM: Entering mem sleep [ 17.342651] Suspending console(s) (use no_console_suspend to debug) [ 17.360290] PM: suspend of devices complete after 17.639 msecs [ 17.360473] PM: late suspend of devices complete after 0.183 msecs [ 17.368743] PM: noirq suspend of devices complete after 4.608 msecs [ 17.368743] Disabling non-boot CPUs ... [ 17.375976] CPU1: shutdown [ 17.380950] Powerdomain (core_pwrdm) didn't enter target state 1 [ 17.380950] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 17.380950] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 17.380950] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 17.380950] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 17.380950] Could not enter target state in pm_suspend [ 17.380950] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 17.381072] Enabling non-boot CPUs ... [ 17.384155] CPU1 is up [ 17.386932] PM: noirq resume of devices complete after 2.655 msecs [ 17.390045] PM: early resume of devices complete after 2.471 msecs [ 17.571075] PM: resume of devices complete after 181.030 msecs [ 17.623901] PM: Finishing wakeup. [ 17.623901] 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:464,RET:0,INA:0,ON:465,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:41,RET:0,INA:0,ON:40,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:429,INA:0,ON:430,RET-LOGIC-OFF:421,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:463,RET:0,INA:0,ON:464,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:433,RET:0,INA:0,ON:434,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:464,RET:465,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:~# [ 19.380584] random: nonblocking pool is initialized root@armel:~# root@armel:~# echo mem > /sys/power/state [ 19.620208] PM: Syncing filesystems ... done. [ 19.622406] PM: Preparing system for mem sleep [ 19.626617] Freezing user space processes ... (elapsed 0.001 seconds) done. [ 19.631591] Freezing remaining freezable tasks ... (elapsed 0.005 seconds) done. [ 19.636962] PM: Entering mem sleep [ 19.640289] Suspending console(s) (use no_console_suspend to debug) [ 19.654754] PM: suspend of devices complete after 11.077 msecs [ 19.654785] PM: late suspend of devices complete after 0.001 msecs [ 19.662506] PM: noirq suspend of devices complete after 4.302 msecs [ 19.662506] Disabling non-boot CPUs ... [ 19.664306] CPU1: shutdown [ 19.665466] Powerdomain (core_pwrdm) didn't enter target state 1 [ 19.665466] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 19.665466] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 19.665466] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 19.665466] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 19.665466] Could not enter target state in pm_suspend [ 19.665466] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 19.665496] Enabling non-boot CPUs ... [ 19.667297] CPU1 is up [ 19.669982] PM: noirq resume of devices complete after 2.624 msecs [ 19.673065] PM: early resume of devices complete after 2.471 msecs [ 19.880767] PM: resume of devices complete after 207.702 msecs [ 19.929748] PM: Finishing wakeup. [ 19.932891] 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:523,RET:0,INA:0,ON:524,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:41,RET:0,INA:0,ON:40,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:480,INA:0,ON:481,RET-LOGIC-OFF:470,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:522,RET:0,INA:0,ON:523,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:484,RET:0,INA:0,ON:485,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:523,RET:524,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:747,RET:0,INA:0,ON:748,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:41,RET:0,INA:0,ON:40,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:702,INA:0,ON:703,RET-LOGIC-OFF:682,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:746,RET:0,INA:0,ON:747,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:706,RET:0,INA:0,ON:707,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:747,RET:748,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)