怘€æ€˜€`3f<€fÀæøÀ̆ž?`??f?æžf<øž`??ð3ž<3ž<` at 0 [ 0.450073] edma-dma-engine edma-dma-engine.0: Can't allocate PaRAM dummy slot [ 0.450103] edma-dma-engine: probe of edma-dma-engine.0 failed with error -5 [ 0.491455] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.492462] of_get_named_gpiod_flags exited with status 0 [ 0.493316] hsusb1_vbus: 3300 mV [ 0.493713] reg-fixed-voltage wl12xx_vmmc.9: could not find pctldev for node /ocp/pinmux@4a31e040/pinmux_wl12xx_gpio, deferring probe [ 0.493743] platform wl12xx_vmmc.9: Driver reg-fixed-voltage requests probe deferral [ 0.498962] SCSI subsystem initialized [ 0.500152] usbcore: registered new interface driver usbfs [ 0.500427] usbcore: registered new interface driver hub [ 0.500823] usbcore: registered new device driver usb [ 0.501190] of_get_named_gpiod_flags exited with status 0 [ 0.503753] omap_i2c 48070000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c1_pins, deferring probe [ 0.503784] platform 48070000.i2c: Driver omap_i2c requests probe deferral [ 0.503845] omap_i2c 48072000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c2_pins, deferring probe [ 0.503875] platform 48072000.i2c: Driver omap_i2c requests probe deferral [ 0.503906] omap_i2c 48060000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c3_pins, deferring probe [ 0.503936] platform 48060000.i2c: Driver omap_i2c requests probe deferral [ 0.503967] omap_i2c 48350000.i2c: could not find pctldev for node /ocp/pinmux@4a100040/pinmux_i2c4_pins, deferring probe [ 0.503997] platform 48350000.i2c: Driver omap_i2c requests probe deferral [ 0.509033] Switched to clocksource 32k_counter [ 0.602264] NET: Registered protocol family 2 [ 0.603820] TCP established hash table entries: 4096 (order: 2, 16384 bytes) [ 0.603973] TCP bind hash table entries: 4096 (order: 5, 147456 bytes) [ 0.604888] TCP: Hash tables configured (established 4096 bind 4096) [ 0.605133] TCP: reno registered [ 0.605133] UDP hash table entries: 256 (order: 2, 20480 bytes) [ 0.605285] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes) [ 0.606170] NET: Registered protocol family 1 [ 0.607147] RPC: Registered named UNIX socket transport module. [ 0.607147] RPC: Registered udp transport module. [ 0.607177] RPC: Registered tcp transport module. [ 0.607177] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.731079] VFS: Disk quotas dquot_6.5.2 [ 0.731262] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.733062] NFS: Registering the id_resolver key type [ 0.733337] Key type id_resolver registered [ 0.733367] Key type id_legacy registered [ 0.733459] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.733856] msgmni has been set to 984 [ 0.736267] io scheduler noop registered [ 0.736267] io scheduler deadline registered [ 0.736358] io scheduler cfq registered (default) [ 0.742095] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.742492] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.745422] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.749999] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806a000[0]' [ 0.751037] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 104, base_baud = 3000000) is a OMAP UART0 [ 0.752258] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806c000[0]' [ 0.752563] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 105, base_baud = 3000000) is a OMAP UART1 [ 0.753295] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@48020000[0]' [ 0.753601] 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 106, base_baud = 3000000) is a OMAP UART2 [ 1.214843] console [ttyO2] enabled [ 1.217498] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806e000[0]' [ 1.222717] 4806e000.serial: ttyO3 at MMIO 0x4806e000 (irq = 102, base_baud = 3000000) is a OMAP UART3 [ 1.246246] brd: module loaded [ 1.258483] loop: module loaded [ 1.264312] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.276550] usbcore: registered new interface driver asix [ 1.279785] usbcore: registered new interface driver ax88179_178a [ 1.283325] usbcore: registered new interface driver cdc_ether [ 1.286682] usbcore: registered new interface driver r815x [ 1.289947] usbcore: registered new interface driver smsc95xx [ 1.293273] usbcore: registered new interface driver net1080 [ 1.296569] usbcore: registered new interface driver cdc_subset [ 1.300079] usbcore: registered new interface driver zaurus [ 1.303375] usbcore: registered new interface driver cdc_ncm [ 1.307678] usbcore: registered new interface driver cdc_wdm [ 1.311035] usbcore: registered new interface driver usb-storage [ 1.314544] usbcore: registered new interface driver usbtest [ 1.319305] mousedev: PS/2 mouse device common for all mice [ 1.325561] i2c /dev entries driver [ 1.327667] Driver for 1-wire Dallas network protocol. [ 1.334289] omap_wdt: OMAP Watchdog Timer Rev 0x00: initial timeout 60 sec [ 1.339813] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.344512] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.349761] omap-dma-engine 4a056000.dma-controller: allocating channel for 62 [ 1.353729] omap-dma-engine 4a056000.dma-controller: allocating channel for 61 [ 1.357696] omap_hsmmc 4809c000.mmc: vmmc regulator missing [ 1.360931] omap-dma-engine 4a056000.dma-controller: freeing channel for 61 [ 1.364715] omap-dma-engine 4a056000.dma-controller: freeing channel for 62 [ 1.368530] platform 4809c000.mmc: Driver omap_hsmmc requests probe deferral [ 1.372436] pinctrl-single 4a31e040.pinmux: mux offset out of range: 0x38 (0x38) [ 1.376403] pinctrl-single 4a31e040.pinmux: could not add functions for pinmux_wl12xx_pins 56x [ 1.381164] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.385833] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.390716] omap-dma-engine 4a056000.dma-controller: allocating channel for 60 [ 1.394653] omap-dma-engine 4a056000.dma-controller: allocating channel for 59 [ 1.398620] omap_hsmmc 480d5000.mmc: vmmc regulator missing [ 1.401672] omap-dma-engine 4a056000.dma-controller: freeing channel for 59 [ 1.405426] omap-dma-engine 4a056000.dma-controller: freeing channel for 60 [ 1.409301] platform 480d5000.mmc: Driver omap_hsmmc requests probe deferral [ 1.413848] of_get_named_gpiod_flags exited with status 0 [ 1.416778] of_get_named_gpiod_flags exited with status 0 [ 1.419738] of_get_named_gpiod_flags exited with status 0 [ 1.423431] of_get_named_gpiod_flags exited with status 0 [ 1.427581] ledtrig-cpu: registered to indicate activity on CPUs [ 1.431671] usbcore: registered new interface driver usbhid [ 1.434661] usbhid: USB HID core driver [ 1.438140] oprofile: no performance counters [ 1.441589] oprofile: using timer interrupt. [ 1.444458] TCP: cubic registered [ 1.446258] Initializing XFRM netlink socket [ 1.448638] NET: Registered protocol family 17 [ 1.451141] NET: Registered protocol family 15 [ 1.453796] Key type dns_resolver registered [ 1.457305] Power Management for TI OMAP4+ devices. [ 1.460052] Power Management for TI OMAP4. [ 1.462249] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 1.466125] ThumbEE CPU extension supported. [ 1.471496] of_get_named_gpiod_flags exited with status 0 [ 1.476257] vwl1271: 1800 mV [ 1.484771] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 1.490936] twl 0-0048: PIH (irq 39) nested IRQs [ 1.495605] twl_rtc rtc.10: Power up reset detected. [ 1.499511] twl_rtc rtc.10: Enabling TWL-RTC [ 1.507690] twl_rtc rtc.10: rtc core: registered rtc.10 as rtc0 [ 1.512786] VAUX1_6030: 1000 <--> 3000 mV at 1800 mV [ 1.517456] VAUX2_6030: 1200 <--> 2800 mV at 1800 mV [ 1.522003] VAUX3_6030: 1000 <--> 3000 mV at 1200 mV [ 1.526489] VMMC: 1200 <--> 3000 mV at 3000 mV [ 1.530670] VPP: 1800 <--> 2500 mV at 1900 mV [ 1.534820] VUSIM: 1200 <--> 2900 mV at 1800 mV [ 1.538726] VDAC: 1800 mV [ 1.541381] VANA: 2100 mV [ 1.544464] VCXIO: 1800 mV [ 1.547088] VUSB: 3300 mV [ 1.550384] V1V8: 1800 mV [ 1.553466] V2V1: 2100 mV [ 1.561401] of_get_named_gpiod_flags exited with status 0 [ 1.567810] omap_i2c 48070000.i2c: bus 0 rev0.10 at 400 kHz [ 1.573272] omap_i2c 48072000.i2c: bus 1 rev0.10 at 400 kHz [ 1.578582] omap_i2c 48060000.i2c: bus 2 rev0.10 at 100 kHz [ 1.583251] omap_i2c 48350000.i2c: bus 3 rev0.10 at 400 kHz [ 1.583251] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.591278] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@4809c000[0]' [ 1.591339] omap-dma-engine 4a056000.dma-controller: allocating channel for 62 [ 1.600280] omap-dma-engine 4a056000.dma-controller: allocating channel for 61 [ 1.604187] 4809c000.mmc supply vmmc_aux not found, using dummy regulator [ 1.610961] omap_hsmmc 4809c000.mmc: pins are not configured from the driver [ 1.658966] pinctrl-single 4a31e040.pinmux: mux offset out of range: 0x38 (0x38) [ 1.663421] pinctrl-single 4a31e040.pinmux: could not add functions for pinmux_wl12xx_pins 56x [ 1.668212] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.673004] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/mmc@480d5000[0]' [ 1.677856] omap-dma-engine 4a056000.dma-controller: allocating channel for 60 [ 1.682006] omap-dma-engine 4a056000.dma-controller: allocating channel for 59 [ 1.686004] 480d5000.mmc supply vmmc_aux not found, using dummy regulator [ 1.734619] mmc0: host does not support reading read-only switch. assuming write-enable. [ 1.739105] mmc0: new SD card at address ffcc [ 1.743225] isa bounce pool size: 16 pages [ 1.745819] mmcblk0: mmc0:ffcc SD02G 1.89 GiB [ 1.752807] mmcblk0: p1 p2 [ 1.918243] twl_rtc rtc.10: setting system clock to 2000-01-01 00:00:00 UTC (946684800) [ 1.924591] omap_uart 48020000.serial: no wakeirq for uart2 [ 2.112762] kjournald starting. Commit interval 5 seconds [ 2.117553] EXT3-fs (mmcblk0p2): using internal journal [ 2.257141] EXT3-fs (mmcblk0p2): recovery complete [ 2.259796] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode [ 2.259796] VFS: Mounted root (ext3 filesystem) on device 179:2. [ 2.272216] devtmpfs: mounted [ 2.272216] Freeing unused kernel memory: 400K (c0772000 - c07d6000) modprobe: FATAL: Could not load /lib/modules/3.13.0-rc1-36093-g978c971/modules.dep: No such file or directory [ 2.699005] omap_uart 48020000.serial: no wakeirq for uart2 [ 2.709381] omap_uart 48020000.serial: no wakeirq for uart2 INIT: [ 2.738952] omap_uart 48020000.serial: no wakeirq for uart2 version 2.88 booting[ 2.766021] omap_uart 48020000.serial: no wakeirq for uart2 [ 2.783966] omap_uart 48020000.serial: no wakeirq for uart2 Using makefile-style concurrent boot in runlevel S. Starting the hotplug events dispatcher: udevd[ 3.433380] udevd[864]: 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. [ 6.544250] random: nonblocking pool is initialized Cleaning up temporary files.... Configuring network interfaces...done. Cleaning up temporary files.... Setting kernel variables ...done. [ 7.155883] omap_uart 48020000.serial: no wakeirq for uart2 INIT: [ 7.189147] omap_uart 48020000.serial: no wakeirq for uart2 Entering runlevel: 2[ 7.218994] omap_uart 48020000.serial: no wakeirq for uart2 [ 7.250305] omap_uart 48020000.serial: no wakeirq for uart2 Using makefile-style concurrent boot in runlevel 2. [ 7.562805] omap_uart 48020000.serial: no wakeirq for uart2 [ 7.579925] 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-rc1-36093-g978c971 #1 SMP Tue Dec 17 01:47:16 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 [ 14.545104] pwrdm state mismatch(cam_pwrdm) 3 != 0 [ 14.547729] 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 [ 16.759765] PM: Syncing filesystems ... done. [ 18.009979] PM: Preparing system for mem sleep [ 18.024383] Freezing user space processes ... (elapsed 0.004 seconds) done. [ 18.031738] Freezing remaining freezable tasks ... (elapsed 0.005 seconds) done. [ 18.039154] PM: Entering mem sleep [ 18.041046] Suspending console(s) (use no_console_suspend to debug) [ 18.058349] PM: suspend of devices complete after 17.150 msecs [ 18.059020] PM: late suspend of devices complete after 0.671 msecs [ 18.064270] PM: noirq suspend of devices complete after 5.249 msecs [ 18.064392] Disabling non-boot CPUs ... [ 18.072204] CPU1: shutdown [ 18.073425] Powerdomain (core_pwrdm) didn't enter target state 1 [ 18.073425] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 18.073425] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 18.073425] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 18.073425] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 18.073425] Powerdomain (core_pwrdm) didn't enter target state 1 [ 18.073425] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 18.073425] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 18.073425] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 18.073425] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 18.073425] Could not enter target state in pm_suspend [ 18.073425] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 18.073425] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 18.073791] Enabling non-boot CPUs ... [ 18.076019] CPU1: Booted secondary processor [ 18.077850] CPU1 is up [ 18.080078] PM: noirq resume of devices complete after 2.197 msecs [ 18.083007] PM: early resume of devices complete after 1.953 msecs [ 18.149414] PM: resume of devices complete after 66.375 msecs [ 18.224853] PM: Finishing wakeup. [ 18.226684] 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 [ 20.305389] PM: Syncing filesystems ... done. [ 20.310363] PM: Preparing system for mem sleep [ 20.314117] Freezing user space processes ... (elapsed 0.001 seconds) done. [ 20.319274] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. [ 20.324615] PM: Entering mem sleep [ 20.326477] Suspending console(s) (use no_console_suspend to debug) [ 20.339416] PM: suspend of devices complete after 6.805 msecs [ 20.341827] PM: late suspend of devices complete after 2.410 msecs [ 20.344940] PM: noirq suspend of devices complete after 3.082 msecs [ 20.344940] Disabling non-boot CPUs ... [ 20.347534] CPU1: shutdown [ 20.348754] Powerdomain (core_pwrdm) didn't enter target state 1 [ 20.348754] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 20.348754] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 20.348754] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 20.348754] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 20.348754] Powerdomain (core_pwrdm) didn't enter target state 1 [ 20.348754] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 20.348754] Powerdomain (tesla_pwrdm) didn't enter target state 1 [ 20.348754] Powerdomain (ivahd_pwrdm) didn't enter target state 1 [ 20.348754] Powerdomain (l3init_pwrdm) didn't enter target state 1 [ 20.348754] Could not enter target state in pm_suspend [ 20.348754] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 20.348754] hw-breakpoint: CPU 0 failed to disable vector catch [ 20.348815] Enabling non-boot CPUs ... [ 20.350616] CPU1: Booted secondary processor [ 20.351165] CPU1 is up [ 20.353210] PM: noirq resume of devices complete after 2.014 msecs [ 20.355834] PM: early resume of devices complete after 1.983 msecs [ 20.419250] PM: resume of devices complete after 63.385 msecs [ 20.494323] PM: Finishing wakeup. [ 20.496154] 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)