怘€æ€˜€`3f<€fÀæøÀ̆ž?`?fófÏfÆž`??ð3ž<3ž<` at 0 [ 0.414703] edma-dma-engine edma-dma-engine.0: Can't allocate PaRAM dummy slot [ 0.414733] edma-dma-engine: probe of edma-dma-engine.0 failed with error -5 [ 0.456329] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.457244] of_get_named_gpiod_flags exited with status 0 [ 0.458068] hsusb1_vbus: 3300 mV [ 0.458435] reg-fixed-voltage wl12xx_vmmc.9: could not find pctldev for node /ocp/pinmux@4a31e040/pinmux_wl12xx_gpio, deferring probe [ 0.458465] platform wl12xx_vmmc.9: Driver reg-fixed-voltage requests probe deferral [ 0.463500] SCSI subsystem initialized [ 0.464691] usbcore: registered new interface driver usbfs [ 0.464935] usbcore: registered new interface driver hub [ 0.465362] usbcore: registered new device driver usb [ 0.465637] of_get_named_gpiod_flags exited with status 0 [ 0.468170] omap_i2c 48070000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c1_pins, deferring probe [ 0.468200] platform 48070000.i2c: Driver omap_i2c requests probe deferral [ 0.468261] omap_i2c 48072000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c2_pins, deferring probe [ 0.468261] platform 48072000.i2c: Driver omap_i2c requests probe deferral [ 0.468322] omap_i2c 48060000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c3_pins, deferring probe [ 0.468322] platform 48060000.i2c: Driver omap_i2c requests probe deferral [ 0.468383] omap_i2c 48350000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c4_pins, deferring probe [ 0.468383] platform 48350000.i2c: Driver omap_i2c requests probe deferral [ 0.473419] Switched to clocksource 32k_counter [ 0.563659] NET: Registered protocol family 2 [ 0.565216] TCP established hash table entries: 4096 (order: 2, 16384 bytes) [ 0.565338] TCP bind hash table entries: 4096 (order: 5, 147456 bytes) [ 0.566284] TCP: Hash tables configured (established 4096 bind 4096) [ 0.566436] TCP: reno registered [ 0.566467] UDP hash table entries: 256 (order: 2, 20480 bytes) [ 0.566619] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes) [ 0.567535] NET: Registered protocol family 1 [ 0.568664] RPC: Registered named UNIX socket transport module. [ 0.568664] RPC: Registered udp transport module. [ 0.568664] RPC: Registered tcp transport module. [ 0.568695] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.691528] VFS: Disk quotas dquot_6.5.2 [ 0.691711] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.693603] NFS: Registering the id_resolver key type [ 0.693878] Key type id_resolver registered [ 0.693908] Key type id_legacy registered [ 0.693969] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.694396] msgmni has been set to 985 [ 0.696960] io scheduler noop registered [ 0.696960] io scheduler deadline registered [ 0.697052] io scheduler cfq registered (default) [ 0.702392] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.702789] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.705993] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.710510] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806a000[0]' [ 0.711456] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 104, base_baud = 3000000) is a OMAP UART0 [ 0.712860] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806c000[0]' [ 0.713165] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 105, base_baud = 3000000) is a OMAP UART1 [ 0.714080] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@48020000[0]' [ 0.714416] 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 106, base_baud = 3000000) is a OMAP UART2 [ 1.166931] console [ttyO2] enabled [ 1.169769] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806e000[0]' [ 1.175170] 4806e000.serial: ttyO3 at MMIO 0x4806e000 (irq = 102, base_baud = 3000000) is a OMAP UART3 [ 1.198730] brd: module loaded [ 1.210968] loop: module loaded [ 1.216888] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.229492] usbcore: registered new interface driver asix [ 1.232666] usbcore: registered new interface driver ax88179_178a [ 1.236389] usbcore: registered new interface driver cdc_ether [ 1.239746] usbcore: registered new interface driver r815x [ 1.242950] usbcore: registered new interface driver smsc95xx [ 1.246337] usbcore: registered new interface driver net1080 [ 1.249603] usbcore: registered new interface driver cdc_subset [ 1.253021] usbcore: registered new interface driver zaurus [ 1.256378] usbcore: registered new interface driver cdc_ncm [ 1.260681] usbcore: registered new interface driver cdc_wdm [ 1.264038] usbcore: registered new interface driver usb-storage [ 1.267517] usbcore: registered new interface driver usbtest [ 1.272186] mousedev: PS/2 mouse device common for all mice [ 1.278411] i2c /dev entries driver [ 1.280548] Driver for 1-wire Dallas network protocol. [ 1.287261] omap_wdt: OMAP Watchdog Timer Rev 0x00: initial timeout 60 sec [ 1.292724] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.297546] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.302734] omap-dma-engine 4a056000.dma-controller: allocating channel for 62 [ 1.306701] omap-dma-engine 4a056000.dma-controller: allocating channel for 61 [ 1.310668] omap_hsmmc 4809c000.mmc: vmmc regulator missing [ 1.313903] omap-dma-engine 4a056000.dma-controller: freeing channel for 61 [ 1.317657] omap-dma-engine 4a056000.dma-controller: freeing channel for 62 [ 1.321441] platform 4809c000.mmc: Driver omap_hsmmc requests probe deferral [ 1.325347] pinctrl-single 4a31e040.pinmux: mux offset out of range: 0x38 (0x38) [ 1.329315] pinctrl-single 4a31e040.pinmux: could not add functions for pinmux_wl12xx_pins 56x [ 1.334045] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.338714] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.343566] omap-dma-engine 4a056000.dma-controller: allocating channel for 60 [ 1.347473] omap-dma-engine 4a056000.dma-controller: allocating channel for 59 [ 1.351409] omap_hsmmc 480d5000.mmc: vmmc regulator missing [ 1.354461] omap-dma-engine 4a056000.dma-controller: freeing channel for 59 [ 1.358215] omap-dma-engine 4a056000.dma-controller: freeing channel for 60 [ 1.362060] platform 480d5000.mmc: Driver omap_hsmmc requests probe deferral [ 1.366546] of_get_named_gpiod_flags exited with status 0 [ 1.369476] of_get_named_gpiod_flags exited with status 0 [ 1.372375] of_get_named_gpiod_flags exited with status 0 [ 1.376190] of_get_named_gpiod_flags exited with status 0 [ 1.380310] ledtrig-cpu: registered to indicate activity on CPUs [ 1.384399] usbcore: registered new interface driver usbhid [ 1.387420] usbhid: USB HID core driver [ 1.390899] oprofile: no performance counters [ 1.394500] oprofile: using timer interrupt. [ 1.397369] TCP: cubic registered [ 1.399139] Initializing XFRM netlink socket [ 1.401519] NET: Registered protocol family 17 [ 1.404022] NET: Registered protocol family 15 [ 1.406677] Key type dns_resolver registered [ 1.410186] Power Management for TI OMAP4+ devices. [ 1.412841] Power Management for TI OMAP4. [ 1.415161] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 1.418945] ThumbEE CPU extension supported. [ 1.425262] of_get_named_gpiod_flags exited with status 0 [ 1.429107] vwl1271: 1800 mV [ 1.437316] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 1.443634] twl 0-0048: PIH (irq 39) nested IRQs [ 1.447875] twl_rtc rtc.10: Power up reset detected. [ 1.451385] twl_rtc rtc.10: Enabling TWL-RTC [ 1.457702] twl_rtc rtc.10: rtc core: registered rtc.10 as rtc0 [ 1.462890] VAUX1_6030: 1000 <--> 3000 mV at 1800 mV [ 1.467346] VAUX2_6030: 1200 <--> 2800 mV at 1800 mV [ 1.471588] VAUX3_6030: 1000 <--> 3000 mV at 1200 mV [ 1.475860] VMMC: 1200 <--> 3000 mV at 3000 mV [ 1.480102] VPP: 1800 <--> 2500 mV at 1900 mV [ 1.483978] VUSIM: 1200 <--> 2900 mV at 1800 mV [ 1.487854] VDAC: 1800 mV [ 1.490417] VANA: 2100 mV [ 1.493316] VCXIO: 1800 mV [ 1.496093] VUSB: 3300 mV [ 1.498962] V1V8: 1800 mV [ 1.501892] V2V1: 2100 mV [ 1.509277] of_get_named_gpiod_flags exited with status 0 [ 1.515716] omap_i2c 48070000.i2c: bus 0 rev0.10 at 400 kHz [ 1.520629] omap_i2c 48072000.i2c: bus 1 rev0.10 at 400 kHz [ 1.525665] omap_i2c 48060000.i2c: bus 2 rev0.10 at 100 kHz [ 1.530151] omap_i2c 48350000.i2c: bus 3 rev0.10 at 400 kHz [ 1.533569] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.536346] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.543212] omap-dma-engine 4a056000.dma-controller: allocating channel for 62 [ 1.547210] omap-dma-engine 4a056000.dma-controller: allocating channel for 61 [ 1.551116] 4809c000.mmc supply vmmc_aux not found, using dummy regulator [ 1.557281] omap_hsmmc 4809c000.mmc: pins are not configured from the driver [ 1.613372] pinctrl-single 4a31e040.pinmux: mux offset out of range: 0x38 (0x38) [ 1.615814] pinctrl-single 4a31e040.pinmux: could not add functions for pinmux_wl12xx_pins 56x [ 1.621398] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.627197] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.627258] omap-dma-engine 4a056000.dma-controller: allocating channel for 60 [ 1.636077] omap-dma-engine 4a056000.dma-controller: allocating channel for 59 [ 1.636077] 480d5000.mmc supply vmmc_aux not found, using dummy regulator [ 1.689849] mmc0: host does not support reading read-only switch. assuming write-enable. [ 1.694305] mmc0: new SD card at address ffcc [ 1.698760] isa bounce pool size: 16 pages [ 1.701293] mmcblk0: mmc0:ffcc SD02G 1.89 GiB [ 1.707885] mmcblk0: p1 p2 [ 1.926055] twl_rtc rtc.10: setting system clock to 2000-01-01 00:00:00 UTC (946684800) [ 1.930755] omap_uart 48020000.serial: no wakeirq for uart2 [ 2.381256] kjournald starting. Commit interval 5 seconds [ 2.385864] EXT3-fs (mmcblk0p2): using internal journal [ 2.525909] EXT3-fs (mmcblk0p2): recovery complete [ 2.525909] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode [ 2.532348] VFS: Mounted root (ext3 filesystem) on device 179:2. [ 2.539825] devtmpfs: mounted [ 2.542144] Freeing unused kernel memory: 384K (c0773000 - c07d3000) modprobe: FATAL: Could not load /lib/modules/3.13.0-rc1-36049-g6ce4eac/modules.dep: No such file or directory [ 2.814117] omap_uart 48020000.serial: no wakeirq for uart2 [ 2.820678] omap_uart 48020000.serial: no wakeirq for uart2 INIT: [ 2.843505] omap_uart 48020000.serial: no wakeirq for uart2 version 2.88 booting[ 2.867248] omap_uart 48020000.serial: no wakeirq for uart2 [ 2.887817] omap_uart 48020000.serial: no wakeirq for uart2 Using makefile-style concurrent boot in runlevel S. Starting the hotplug events dispatcher: udevd[ 3.397186] udevd[855]: starting version 172 . Synthesizing the initial hotplug events...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. [ 6.380340] random: nonblocking pool is initialized Cleaning up temporary files.... Configuring network interfaces...done. Cleaning up temporary files.... Setting kernel variables ...done. [ 6.898590] omap_uart 48020000.serial: no wakeirq for uart2 INIT: [ 6.913848] omap_uart 48020000.serial: no wakeirq for uart2 Entering runlevel: 2[ 6.943511] omap_uart 48020000.serial: no wakeirq for uart2 [ 6.964782] omap_uart 48020000.serial: no wakeirq for uart2 Using makefile-style concurrent boot in runlevel 2. [ 7.248046] omap_uart 48020000.serial: no wakeirq for uart2 [ 7.262023] omap_uart 48020000.serial: no wakeirq for uart2 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 3.13.0-rc1-36049-g6ce4eac #1 SMP Sun Dec 8 17:38:34 MST 2013 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:~# 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:~# 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:~# echo 0 > /debug/pm_debug/enable_off_mode root@armel:~# root@armel:~# %% Baseline pm_debug count dump cat /debug/pm_debug/count [ 14.612945] pwrdm state mismatch(cam_pwrdm) 3 != 0 [ 14.615600] pwrdm state mismatch(dss_pwrdm) 3 != 1 cefuse_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 always_on_core_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (ON),OFF:1,RET:0,INA:0,ON:1,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:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (ON),OFF: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 (ON),OFF:0,RET:0,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:~# echo enabled > /sys/devices/44000000.ocp/48020000.serial/tty/ttyO2 /power/wakeup root@armel:~# %% Start retention double suspend/resume UART wakeup test echo mem > /sys/power/state [ 16.793304] PM: Syncing filesystems ... done. [ 16.798431] PM: Preparing system for mem sleep [ 16.810882] Freezing user space processes ... (elapsed 0.002 seconds) done. [ 16.817108] Freezing remaining freezable tasks ... (elapsed 0.006 seconds) done. [ 16.825134] PM: Entering mem sleep [ 16.825134] Suspending console(s) (use no_console_suspend to debug) [ 16.842987] PM: suspend of devices complete after 9.796 msecs [ 16.845550] PM: late suspend of devices complete after 2.563 msecs [ 16.848876] PM: noirq suspend of devices complete after 3.265 msecs [ 16.848876] Disabling non-boot CPUs ... [ 16.857940] CPU1: shutdown [ 16.862731] Powerdomain (core_pwrdm) didn't enter target state 1 [ 16.862731] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 16.862731] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 16.862731] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 16.862731] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 16.862731] Powerdomain (core_pwrdm) didn't enter target state 1 [ 16.862731] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 16.862731] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 16.862731] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 16.862731] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 16.862731] Could not enter target state in pm_suspend [ 16.862731] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 16.862731] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 16.862792] Enabling non-boot CPUs ... [ 16.864379] CPU1: Booted secondary processor [ 16.866729] CPU1 is up [ 16.868865] PM: noirq resume of devices complete after 2.136 msecs [ 16.868865] PM: early resume of devices complete after 0.001 msecs [ 17.003326] PM: resume of devices complete after 131.530 msecs [ 17.078979] PM: Finishing wakeup. [ 17.080780] 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:1,RET:0,INA:0,ON:2,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:2,RET:0,INA:0,ON:1,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:1,INA:0,ON:2,RET-LOGIC-OFF:1,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:1,RET:0,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:1,RET:0,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (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:1,RET:2,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 [ 19.093139] PM: Syncing filesystems ... done. [ 19.095336] PM: Preparing system for mem sleep [ 19.100067] Freezing user space processes ... (elapsed 0.001 seconds) done. [ 19.105407] Freezing remaining freezable tasks ... (elapsed 0.005 seconds) done. [ 19.110778] PM: Entering mem sleep [ 19.114196] Suspending console(s) (use no_console_suspend to debug) [ 19.126983] PM: suspend of devices complete after 9.399 msecs [ 19.129455] PM: late suspend of devices complete after 0.001 msecs [ 19.132537] PM: noirq suspend of devices complete after 3.082 msecs [ 19.132537] Disabling non-boot CPUs ... [ 19.135772] CPU1: shutdown [ 19.137023] Powerdomain (core_pwrdm) didn't enter target state 1 [ 19.137023] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 19.137023] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 19.137023] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 19.137023] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 19.137023] Powerdomain (core_pwrdm) didn't enter target state 1 [ 19.137023] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 19.137023] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 19.137023] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 19.137023] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 19.137023] Could not enter target state in pm_suspend [ 19.137023] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 19.137023] hw-breakpoint: CPU 0 failed to disable vector catch [ 19.137054] Enabling non-boot CPUs ... [ 19.138854] CPU1: Booted secondary processor [ 19.139404] CPU1 is up [ 19.141418] PM: noirq resume of devices complete after 1.953 msecs [ 19.144012] PM: early resume of devices complete after 2.593 msecs [ 19.295257] PM: resume of devices complete after 151.245 msecs [ 19.363647] PM: Finishing wakeup. [ 19.371948] 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:2,RET:0,INA:0,ON:3,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:2,RET:0,INA:0,ON:1,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:2,INA:0,ON:3,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:2,RET:0,INA:0,ON:3,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:2,RET:0,INA:0,ON:3,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (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:2,RET:3,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:~# 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:2,RET:0,INA:0,ON:3,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:2,RET:0,INA:0,ON:1,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:2,INA:0,ON:3,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:2,RET:0,INA:0,ON:3,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:2,RET:0,INA:0,ON:3,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (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:2,RET:3,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:~# %% End retention dynamic idle UART wakeup test %% End PM consolidated quick test (retention only)