怘€æ€˜€`3f<€fÀæøÀ̆ž?`??f?æžf¾øž`??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: 483916K/523264K available (5839K kernel code, 645K rwdata, 2212K rodata, 428K init, 8219K bss, 22964K 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 - 0xc07e4e9c (8052 kB) [ 0.000000] .init : 0xc07e5000 - 0xc0850000 ( 428 kB) [ 0.000000] .data : 0xc0850000 - 0xc08f1628 ( 646 kB) [ 0.000000] .bss : 0xc08f1628 - 0xc10f8250 (8220 kB) [ 0.000000] Hierarchical RCU implementation. [ 0.000000] Additional per-CPU info printed with stalls. [ 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 [ 0.000030] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps every 65536000000000ns [ 0.000030] OMAP clocksource: 32k_counter at 32768 Hz [ 0.001617] Console: colour dummy device 80x30 [ 0.001647] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.001647] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.001678] ... MAX_LOCK_DEPTH: 48 [ 0.001678] ... MAX_LOCKDEP_KEYS: 8191 [ 0.001678] ... CLASSHASH_SIZE: 4096 [ 0.001678] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.001678] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.001708] ... CHAINHASH_SIZE: 32768 [ 0.001708] memory used by lock dependency info: 5167 kB [ 0.001708] per task-struct memory footprint: 1152 bytes [ 0.001739] Calibrating delay loop... 2013.59 BogoMIPS (lpj=10067968) [ 0.120300] pid_max: default: 32768 minimum: 301 [ 0.120605] Security Framework initialized [ 0.120727] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.120758] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.123107] Initializing cgroup subsys memory [ 0.123168] Initializing cgroup subsys devices [ 0.123229] Initializing cgroup subsys freezer [ 0.123291] Initializing cgroup subsys blkio [ 0.123352] Initializing cgroup subsys perf_event [ 0.123413] CPU: Testing write buffer coherency: ok [ 0.124420] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.124511] Setting up static identity map for 0x80588450 - 0x805884c0 [ 0.180328] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.180816] Brought up 2 CPUs [ 0.180847] SMP: Total of 2 processors activated (4020.63 BogoMIPS). [ 0.180847] CPU: All CPU(s) started in SVC mode. [ 0.183105] devtmpfs: initialized [ 0.184722] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 1 [ 0.188537] omap_hwmod: l3_main_3 using broken dt data from ocp [ 0.191558] omap_hwmod: l3_main_2 using broken dt data from ocp [ 0.278289] omap_hwmod: l3_instr: _wait_target_disable failed [ 0.334899] pinctrl core: initialized pinctrl subsystem [ 0.372650] NET: Registered protocol family 16 [ 0.377227] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.400451] cpuidle: using governor ladder [ 0.430358] cpuidle: using governor menu [ 0.437957] 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 [ 0.444366] 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 ! [ 0.461273] platform 4b501000.aes: Cannot lookup hwmod 'aes' [ 0.461639] platform 480a5000.des: Cannot lookup hwmod 'des' [ 0.467376] No ATAGs? [ 0.467468] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.467498] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.469696] OMAP DMA hardware revision 0.0 [ 0.471130] ARM PMU: not yet supported on OMAP4430 due to missing CTI driver [ 0.538513] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.539398] of_get_named_gpiod_flags: parsed 'gpio' property of node '/hsusb1_power_reg[0]' - status (0) [ 0.610748] reg-fixed-voltage wl12xx_vmmc: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_wl12xx_gpio, deferring probe [ 0.610778] platform wl12xx_vmmc: Driver reg-fixed-voltage requests probe deferral [ 0.613830] SCSI subsystem initialized [ 0.614288] libata version 3.00 loaded. [ 0.614898] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/hsusb1_phy[0]' - status (0) [ 0.615844] omap_i2c 48070000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c1_pins, deferring probe [ 0.615844] platform 48070000.i2c: Driver omap_i2c requests probe deferral [ 0.615905] omap_i2c 48072000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c2_pins, deferring probe [ 0.615936] platform 48072000.i2c: Driver omap_i2c requests probe deferral [ 0.615997] omap_i2c 48060000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c3_pins, deferring probe [ 0.616027] platform 48060000.i2c: Driver omap_i2c requests probe deferral [ 0.616058] omap_i2c 48350000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c4_pins, deferring probe [ 0.616088] platform 48350000.i2c: Driver omap_i2c requests probe deferral [ 0.619323] Switched to clocksource 32k_counter [ 0.717468] NET: Registered protocol family 2 [ 0.718933] TCP established hash table entries: 4096 (order: 2, 16384 bytes) [ 0.719085] TCP bind hash table entries: 4096 (order: 5, 147456 bytes) [ 0.720092] TCP: Hash tables configured (established 4096 bind 4096) [ 0.720336] TCP: reno registered [ 0.720367] UDP hash table entries: 256 (order: 2, 20480 bytes) [ 0.720489] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes) [ 0.721374] NET: Registered protocol family 1 [ 0.722412] RPC: Registered named UNIX socket transport module. [ 0.722442] RPC: Registered udp transport module. [ 0.722442] RPC: Registered tcp transport module. [ 0.722442] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.729888] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.730224] audit: initializing netlink subsys (disabled) [ 0.730438] audit: type=2000 audit(0.710:1): initialized [ 0.734008] VFS: Disk quotas dquot_6.5.2 [ 0.734130] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.735809] NFS: Registering the id_resolver key type [ 0.736053] Key type id_resolver registered [ 0.736083] Key type id_legacy registered [ 0.736206] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.739318] io scheduler noop registered [ 0.739349] io scheduler deadline registered [ 0.739440] io scheduler cfq registered (default) [ 0.742218] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.742584] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.746673] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.750885] omap_uart 4806a000.serial: no wakeirq for uart0 [ 0.750915] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806a000[0]' [ 0.751312] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 226, base_baud = 3000000) is a OMAP UART0 [ 0.752685] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806c000[0]' [ 0.752838] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 227, base_baud = 3000000) is a OMAP UART1 [ 0.753662] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@48020000[0]' [ 0.753814] 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 228, base_baud = 3000000) is a OMAP UART2 [ 1.269042] console [ttyO2] enabled [ 1.271911] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806e000[0]' [ 1.277160] 4806e000.serial: ttyO3 at MMIO 0x4806e000 (irq = 229, base_baud = 3000000) is a OMAP UART3 [ 1.297027] brd: module loaded [ 1.307434] loop: module loaded [ 1.311798] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.322753] mousedev: PS/2 mouse device common for all mice [ 1.325744] i2c /dev entries driver [ 1.327819] Driver 'mmcblk' needs updating - please use bus_type methods [ 1.332153] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.337066] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.342956] omap_hsmmc 4809c000.mmc: unable to get vmmc regulator -517 [ 1.346771] platform 4809c000.mmc: Driver omap_hsmmc requests probe deferral [ 1.350769] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.355682] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.361022] omap_hsmmc 480d5000.mmc: unable to get vmmc regulator -517 [ 1.364654] platform 480d5000.mmc: Driver omap_hsmmc requests probe deferral [ 1.368743] ledtrig-cpu: registered to indicate activity on CPUs [ 1.372955] oprofile: no performance counters [ 1.376190] oprofile: using timer interrupt. [ 1.378997] TCP: cubic registered [ 1.380859] Initializing XFRM netlink socket [ 1.383239] NET: Registered protocol family 17 [ 1.385681] NET: Registered protocol family 15 [ 1.388336] Key type dns_resolver registered [ 1.390899] twl: not initialized [ 1.392639] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.396911] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.401245] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.405548] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.409881] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.414154] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 1.418457] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1410000 Vs max 1316660 [ 1.422790] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu [ 1.426452] omap2_set_init_voltage: unable to set vdd_mpu [ 1.429382] omap2_set_init_voltage: unable to find boot up OPP for vdd_core [ 1.433135] omap2_set_init_voltage: unable to set vdd_core [ 1.436065] omap2_set_init_voltage: unable to find boot up OPP for vdd_iva [ 1.439788] omap2_set_init_voltage: unable to set vdd_iva [ 1.444152] Power Management for TI OMAP4+ devices. [ 1.446777] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 1.451507] ThumbEE CPU extension supported. [ 1.451507] Registering SWP/SWPB emulation handler [ 1.451507] SmartReflex Class3 initialized [ 1.462158] of_get_named_gpiod_flags: parsed 'gpio' property of node '/wl12xx_vmmc[0]' - status (0) [ 1.472503] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 1.500183] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 1.503936] hw-breakpoint: CPU 0 failed to disable vector catch [ 1.507202] twl 0-0048: PIH (irq 337) nested IRQs [ 1.530975] twl6040 0-004b: clk32k is not handled [ 1.535583] of_get_named_gpiod_flags: parsed 'ti,audpwron-gpio' property of node '/ocp/i2c@48070000/twl@4b[0]' - status (0) [ 1.544128] omap_i2c 48070000.i2c: bus 0 rev0.10 at 400 kHz [ 1.548706] omap_i2c 48072000.i2c: bus 1 rev0.10 at 400 kHz [ 1.553649] omap_i2c 48060000.i2c: bus 2 rev0.10 at 100 kHz [ 1.558013] omap_i2c 48350000.i2c: bus 3 rev0.10 at 400 kHz [ 1.561187] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.561187] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.619689] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.624755] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d5000[0]' [ 1.748077] mmc0: host does not support reading read-only switch, assuming write-enable [ 1.752441] mmc0: new SD card at address aaaa [ 1.756500] mmcblk0: mmc0:aaaa SD02G 1.89 GiB [ 1.757965] drivers/rtc/hctosys.c: unable to open rtc device (rtc0) [ 1.757965] sr_init: No PMIC hook to init smartreflex [ 1.757965] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized [ 1.758575] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized [ 1.758575] smartreflex smartreflex.2: omap_sr_probe: SmartReflex driver initialized [ 1.783264] mmcblk0: p1 p2 [ 1.791442] VUSB: disabling [ 1.793701] VANA: disabling [ 1.795928] VDAC: disabling [ 1.801269] vwl1271: disabling [ 1.974975] kjournald starting. Commit interval 5 seconds [ 1.976318] EXT3-fs (mmcblk0p2): using internal journal [ 2.115234] EXT3-fs (mmcblk0p2): recovery complete [ 2.115234] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode [ 2.121643] VFS: Mounted root (ext3 filesystem) on device 179:2. [ 2.129394] devtmpfs: mounted [ 2.129394] Freeing unused kernel memory: 428K (c07e5000 - c0850000) modprobe: FATAL: Could not load /lib/modules/3.19.0-rc7-119240-ge36f014/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[ 2.997406] udevd[108]: starting version 172 . Synthesizing the initial hotplug events...[ 3.239318] ------------[ cut here ]------------ [ 3.239318] WARNING: CPU: 0 PID: 18 at arch/arm/mach-omap2/clockdomain.c:1279 clkdm_hwmod_disable+0xcc/0xe0() [ 3.241912] Modules linked in: [ 3.247253] CPU: 0 PID: 18 Comm: kworker/0:1 Not tainted 3.19.0-rc7-119240-ge36f014 #1 [ 3.249206] Hardware name: Generic OMAP4 (Flattened Device Tree) [ 3.249206] Workqueue: pm pm_runtime_work [ 3.249206] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 3.249206] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 3.266784] [] (dump_stack) from [] (warn_slowpath_common+0x78/0xb4) [ 3.269256] [] (warn_slowpath_common) from [] (warn_slowpath_null+0x1c/0x24) [ 3.275909] [] (warn_slowpath_null) from [] (clkdm_hwmod_disable+0xcc/0xe0) [ 3.279205] [] (clkdm_hwmod_disable) from [] (_idle+0x170/0x240) [ 3.282470] [] (_idle) from [] (omap_hwmod_idle+0x24/0x40) [ 3.288696] [] (omap_hwmod_idle) from [] (omap_device_idle+0x38/0x78) [ 3.293121] [] (omap_device_idle) from [] (_od_runtime_suspend+0x1c/0x24) [ 3.297729] [] (_od_runtime_suspend) from [] (__rpm_callback+0x34/0x70) [ 3.302032] [] (__rpm_callback) from [] (rpm_callback+0x58/0x88) [ 3.302032] [] (rpm_callback) from [] (rpm_suspend+0xe0/0x50c) [ 3.302032] [] (rpm_suspend) from [] (pm_runtime_work+0x7c/0x98) [ 3.314697] [] (pm_runtime_work) from [] (process_one_work+0x1b0/0x490) [ 3.316314] [] (process_one_work) from [] (worker_thread+0x154/0x44c) [ 3.322021] [] (worker_thread) from [] (kthread+0xd4/0xf0) [ 3.322021] [] (kthread) from [] (ret_from_fork+0x14/0x24) [ 3.329223] ---[ end trace 61e28d1c56435498 ]--- 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. [ 6.502777] 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 00:00:08 UTC 2000 on ttyO2 Linux armel 3.19.0-rc7-119240-ge36f014 #1 SMP Sun Feb 1 22:47:46 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:208,RET:0,INA:0,ON:209,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:22,RET:0,INA:0,ON:21,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:182,INA:0,ON:183,RET-LOGIC-OFF:172,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:208,RET:0,INA:0,ON:209,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:182,RET:0,INA:0,ON:183,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:208,RET:209,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 [ 16.359222] PM: Syncing filesystems ... done. [ 16.364471] PM: Preparing system for mem sleep [ 16.376525] Freezing user space processes ... (elapsed 0.005 seconds) done. [ 16.381683] Freezing remaining freezable tasks ... (elapsed 0.007 seconds) done. [ 16.390380] PM: Entering mem sleep [ 16.390380] Suspending console(s) (use no_console_suspend to debug) [ 16.408538] PM: suspend of devices complete after 9.796 msecs [ 16.412139] PM: late suspend of devices complete after 0.762 msecs [ 16.416809] PM: noirq suspend of devices complete after 4.547 msecs [ 16.416809] Disabling non-boot CPUs ... [ 16.422149] CPU1: shutdown [ 16.424621] Powerdomain (core_pwrdm) didn't enter target state 1 [ 16.424621] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 16.424621] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 16.424621] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 16.424621] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 16.424621] Could not enter target state in pm_suspend [ 16.424621] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 16.424743] Enabling non-boot CPUs ... [ 16.427917] CPU1 is up [ 16.430877] PM: noirq resume of devices complete after 2.899 msecs [ 16.430877] PM: early resume of devices complete after 0.001 msecs [ 16.590728] PM: resume of devices complete after 156.890 msecs [ 16.640624] PM: Finishing wakeup. [ 16.640624] 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:303,RET:0,INA:0,ON:304,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:22,RET:0,INA:0,ON:21,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:273,INA:0,ON:274,RET-LOGIC-OFF:259,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:303,RET:0,INA:0,ON:304,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:273,RET:0,INA:0,ON:274,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:303,RET:304,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:~# echo mem > /sys/power/state [ 18.658996] PM: Syncing filesystems ... done. [ 18.662292] PM: Preparing system for mem sleep [ 18.666534] Freezing user space processes ... (elapsed 0.001 seconds) done. [ 18.671478] Freezing remaining freezable tasks ... (elapsed 0.005 seconds) done. [ 18.678100] PM: Entering mem sleep [ 18.678100] Suspending console(s) (use no_console_suspend to debug) [ 18.694335] PM: suspend of devices complete after 10.925 msecs [ 18.697662] PM: late suspend of devices complete after 0.001 msecs [ 18.701629] PM: noirq suspend of devices complete after 3.845 msecs [ 18.701629] Disabling non-boot CPUs ... [ 18.704193] CPU1: shutdown [ 18.705322] Powerdomain (core_pwrdm) didn't enter target state 1 [ 18.705322] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 18.705322] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 18.705322] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 18.705322] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 18.705322] Could not enter target state in pm_suspend [ 18.705322] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 18.705352] Enabling non-boot CPUs ... [ 18.707061] CPU1 is up [ 18.709686] PM: noirq resume of devices complete after 2.624 msecs [ 18.712615] PM: early resume of devices complete after 2.929 msecs [ 18.822845] random: nonblocking pool is initialized [ 18.880249] PM: resume of devices complete after 167.633 msecs [ 18.919342] PM: Finishing wakeup. [ 18.936828] 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:388,RET:0,INA:0,ON:389,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:22,RET:0,INA:0,ON:21,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:354,INA:0,ON:355,RET-LOGIC-OFF:340,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:388,RET:0,INA:0,ON:389,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:354,RET:0,INA:0,ON:355,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:388,RET:389,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:510,RET:0,INA:0,ON:511,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:22,RET:0,INA:0,ON:21,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:476,INA:0,ON:477,RET-LOGIC-OFF:462,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:510,RET:0,INA:0,ON:511,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:476,RET:0,INA:0,ON:477,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:510,RET:511,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)