怘€æ€˜€`f3πfÀæűÀ̆ž?`??f?æžf<űž`??đ3ž<3ž<` at 0 [ 0.508422] edma-dma-engine edma-dma-engine.0: Can't allocate PaRAM dummy slot [ 0.508453] edma-dma-engine: probe of edma-dma-engine.0 failed with error -5 [ 0.556091] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.557250] of_get_named_gpiod_flags exited with status 0 [ 0.636138] hsusb1_vbus: 3300 mV [ 0.636596] reg-fixed-voltage wl12xx_vmmc.9: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_wl12xx_gpio, deferring probe [ 0.636627] platform wl12xx_vmmc.9: Driver reg-fixed-voltage requests probe deferral [ 0.642181] SCSI subsystem initialized [ 0.643737] usbcore: registered new interface driver usbfs [ 0.644012] usbcore: registered new interface driver hub [ 0.644409] usbcore: registered new device driver usb [ 0.644805] of_get_named_gpiod_flags exited with status 0 [ 0.647521] omap_i2c 48070000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c1_pins, deferring probe [ 0.647552] platform 48070000.i2c: Driver omap_i2c requests probe deferral [ 0.647613] omap_i2c 48072000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c2_pins, deferring probe [ 0.647644] platform 48072000.i2c: Driver omap_i2c requests probe deferral [ 0.647674] omap_i2c 48060000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c3_pins, deferring probe [ 0.647705] platform 48060000.i2c: Driver omap_i2c requests probe deferral [ 0.647766] omap_i2c 48350000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c4_pins, deferring probe [ 0.647766] platform 48350000.i2c: Driver omap_i2c requests probe deferral [ 0.652618] Switched to clocksource 32k_counter [ 0.759063] NET: Registered protocol family 2 [ 0.760711] TCP established hash table entries: 4096 (order: 2, 16384 bytes) [ 0.760864] TCP bind hash table entries: 4096 (order: 5, 147456 bytes) [ 0.761810] TCP: Hash tables configured (established 4096 bind 4096) [ 0.762023] TCP: reno registered [ 0.762054] UDP hash table entries: 256 (order: 2, 20480 bytes) [ 0.762207] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes) [ 0.763214] NET: Registered protocol family 1 [ 0.764373] RPC: Registered named UNIX socket transport module. [ 0.764373] RPC: Registered udp transport module. [ 0.764404] RPC: Registered tcp transport module. [ 0.764404] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.771392] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.886627] VFS: Disk quotas dquot_6.5.2 [ 0.886810] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.888458] NFS: Registering the id_resolver key type [ 0.888763] Key type id_resolver registered [ 0.888763] Key type id_legacy registered [ 0.888854] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.889221] msgmni has been set to 984 [ 0.891418] io scheduler noop registered [ 0.891418] io scheduler deadline registered [ 0.891479] io scheduler cfq registered (default) [ 0.897216] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.897552] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.900543] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.905914] omap_uart 4806a000.serial: no wakeirq for uart0 [ 0.905944] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806a000[0]' [ 0.906829] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 104, base_baud = 3000000) is a OMAP UART0 [ 0.908233] omap_uart 4806c000.serial: no wakeirq for uart0 [ 0.908264] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806c000[0]' [ 0.908691] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 105, base_baud = 3000000) is a OMAP UART1 [ 0.909637] omap_uart 48020000.serial: no wakeirq for uart0 [ 0.909667] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@48020000[0]' [ 0.909942] 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 106, base_baud = 3000000) is a OMAP UART2 [ 1.395599] console [ttyO2] enabled [ 1.398529] omap_uart 4806e000.serial: no wakeirq for uart0 [ 1.401550] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806e000[0]' [ 1.406799] 4806e000.serial: ttyO3 at MMIO 0x4806e000 (irq = 102, base_baud = 3000000) is a OMAP UART3 [ 1.433166] brd: module loaded [ 1.446624] loop: module loaded [ 1.452423] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.464599] usbcore: registered new interface driver asix [ 1.467773] usbcore: registered new interface driver ax88179_178a [ 1.471313] usbcore: registered new interface driver cdc_ether [ 1.474822] usbcore: registered new interface driver smsc95xx [ 1.478179] usbcore: registered new interface driver net1080 [ 1.481475] usbcore: registered new interface driver cdc_subset [ 1.484954] usbcore: registered new interface driver zaurus [ 1.488281] usbcore: registered new interface driver cdc_ncm [ 1.492645] usbcore: registered new interface driver cdc_wdm [ 1.495971] usbcore: registered new interface driver usb-storage [ 1.499511] usbcore: registered new interface driver usbtest [ 1.505401] mousedev: PS/2 mouse device common for all mice [ 1.511566] i2c /dev entries driver [ 1.513732] Driver for 1-wire Dallas network protocol. [ 1.520324] omap_wdt: OMAP Watchdog Timer Rev 0x00: initial timeout 60 sec [ 1.526245] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.530944] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.536437] omap_hsmmc 4809c000.mmc: vmmc regulator missing [ 1.539703] platform 4809c000.mmc: Driver omap_hsmmc requests probe deferral [ 1.543731] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.548431] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.553497] omap_hsmmc 480d5000.mmc: vmmc regulator missing [ 1.556640] platform 480d5000.mmc: Driver omap_hsmmc requests probe deferral [ 1.561920] usbcore: registered new interface driver usbhid [ 1.564941] usbhid: USB HID core driver [ 1.568511] oprofile: no performance counters [ 1.571960] oprofile: using timer interrupt. [ 1.574890] TCP: cubic registered [ 1.576690] Initializing XFRM netlink socket [ 1.579040] NET: Registered protocol family 17 [ 1.581512] NET: Registered protocol family 15 [ 1.584197] Key type dns_resolver registered [ 1.587982] Power Management for TI OMAP4+ devices. [ 1.590606] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 1.594421] ThumbEE CPU extension supported. [ 1.596801] Registering SWP/SWPB emulation handler [ 1.601135] regulator-dummy: disabling [ 1.605224] of_get_named_gpiod_flags exited with status 0 [ 1.609191] vwl1271: 1800 mV [ 1.617675] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 1.623840] twl 0-0048: PIH (irq 39) nested IRQs [ 1.628051] twl_rtc rtc.10: Power up reset detected. [ 1.631561] twl_rtc rtc.10: Enabling TWL-RTC [ 1.637969] twl_rtc rtc.10: rtc core: registered rtc.10 as rtc0 [ 1.643402] VAUX1_6030: 1000 <--> 3000 mV at 1800 mV [ 1.647888] VAUX2_6030: 1200 <--> 2800 mV at 1800 mV [ 1.652282] VAUX3_6030: 1000 <--> 3000 mV at 1200 mV [ 1.656707] VMMC: 1200 <--> 3000 mV at 3000 mV [ 1.660858] VPP: 1800 <--> 2500 mV at 1900 mV [ 1.665252] VUSIM: 1200 <--> 2900 mV at 1800 mV [ 1.669189] VDAC: 1800 mV [ 1.671844] VANA: 2100 mV [ 1.675079] VCXIO: 1800 mV [ 1.677886] VUSB: 3300 mV [ 1.680999] V1V8: 1800 mV [ 1.684204] V2V1: 2100 mV [ 1.691864] of_get_named_gpiod_flags exited with status 0 [ 1.698028] omap_i2c 48070000.i2c: bus 0 rev0.10 at 400 kHz [ 1.703094] omap_i2c 48072000.i2c: bus 1 rev0.10 at 400 kHz [ 1.708404] omap_i2c 48060000.i2c: bus 2 rev0.10 at 100 kHz [ 1.713073] omap_i2c 48350000.i2c: bus 3 rev0.10 at 400 kHz [ 1.716186] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.716186] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.726074] 4809c000.mmc supply vmmc_aux not found, using dummy regulator [ 1.732330] omap_hsmmc 4809c000.mmc: pins are not configured from the driver [ 1.801635] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.807128] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.811859] 480d5000.mmc supply vmmc_aux not found, using dummy regulator [ 1.909606] mmc0: host does not support reading read-only switch. assuming write-enable. [ 1.914154] mmc0: new SD card at address ffcc [ 1.918487] mmcblk0: mmc0:ffcc SD02G 1.89 GiB [ 1.925140] mmcblk0: p1 p2 [ 2.049255] twl_rtc rtc.10: setting system clock to 2000-01-01 00:00:00 UTC (946684800) [ 2.251953] kjournald starting. Commit interval 5 seconds [ 2.256347] EXT3-fs (mmcblk0p2): using internal journal [ 2.394989] EXT3-fs (mmcblk0p2): recovery complete [ 2.394989] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode [ 2.394989] VFS: Mounted root (ext3 filesystem) on device 179:2. [ 2.408813] devtmpfs: mounted [ 2.411254] Freeing unused kernel memory: 384K (c0794000 - c07f4000) modprobe: FATAL: Could not load /lib/modules/3.14.31-rt28-54440-g42a2378/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[ 3.269256] udevd[858]: 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. Cleaning up temporary files.... Configuring network interfaces...done. Cleaning up temporary files.... [ 6.606536] random: nonblocking pool is initialized Setting kernel variables ...done. INIT: Entering runlevel: 2 Using makefile-style concurrent boot in runlevel 2. Debian GNU/Linux wheezy/sid armel ttyO2 armel login: Debian GNU/Linux wheezy/sid armel ttyO2 armel login: Debian GNU/Linux wheezy/sid armel ttyO2 armel login: root Last login: Sat Jan 1 00:00:09 UTC 2000 on ttyO2 Linux armel 3.14.31-rt28-54440-g42a2378 #1 SMP Sun Feb 22 17:11:39 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 [ 14.508880] pwrdm state mismatch(cam_pwrdm) 3 != 0 [ 14.511535] 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:~# 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 [ 17.312591] PM: Syncing filesystems ... done. [ 17.317840] PM: Preparing system for mem sleep [ 17.333465] Freezing user space processes ... (elapsed 0.007 seconds) done. [ 17.340484] Freezing remaining freezable tasks ... (elapsed 0.006 seconds) done. [ 17.346710] PM: Entering mem sleep [ 17.348358] Suspending console(s) (use no_console_suspend to debug) [ 17.365997] PM: suspend of devices complete after 17.486 msecs [ 17.365997] PM: late suspend of devices complete after 0.001 msecs [ 17.371673] PM: noirq suspend of devices complete after 5.676 msecs [ 17.371734] Disabling non-boot CPUs ... [ 17.381927] CPU1: shutdown [ 17.383300] Powerdomain (core_pwrdm) didn't enter target state 1 [ 17.383300] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 17.383300] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 17.383300] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 17.383300] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 17.383300] Could not enter target state in pm_suspend [ 17.383300] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 17.383300] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 17.383392] Enabling non-boot CPUs ... [ 17.385559] CPU1: Booted secondary processor [ 17.387207] CPU1 is up [ 17.389434] PM: noirq resume of devices complete after 2.227 msecs [ 17.392364] PM: early resume of devices complete after 2.929 msecs [ 17.514892] PM: resume of devices complete after 121.887 msecs [ 17.573883] PM: Finishing wakeup. [ 17.575683] 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 [ 19.642272] PM: Syncing filesystems ... done. [ 19.647399] PM: Preparing system for mem sleep [ 19.649932] Freezing user space processes ... (elapsed 0.001 seconds) done. [ 19.654785] Freezing remaining freezable tasks ... (elapsed 0.006 seconds) done. [ 19.662292] PM: Entering mem sleep [ 19.664489] Suspending console(s) (use no_console_suspend to debug) [ 19.677246] PM: suspend of devices complete after 12.756 msecs [ 19.677337] PM: late suspend of devices complete after 0.001 msecs [ 19.682861] PM: noirq suspend of devices complete after 3.051 msecs [ 19.682861] Disabling non-boot CPUs ... [ 19.685424] CPU1: shutdown [ 19.686370] Powerdomain (core_pwrdm) didn't enter target state 1 [ 19.686370] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 19.686370] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 19.686370] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 19.686370] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 19.686370] Could not enter target state in pm_suspend [ 19.686370] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 19.686370] hw-breakpoint: CPU 0 failed to disable vector catch [ 19.686401] Enabling non-boot CPUs ... [ 19.688171] CPU1: Booted secondary processor [ 19.688751] CPU1 is up [ 19.690795] PM: noirq resume of devices complete after 2.044 msecs [ 19.692260] PM: early resume of devices complete after 1.403 msecs [ 19.857971] PM: resume of devices complete after 165.679 msecs [ 19.913208] PM: Finishing wakeup. [ 19.918182] 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:~# 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:~# 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:~# 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)