ĉ€˜€ĉ€˜€`f†fĉĝ˜†ž~f~ĉžf†ž`ĉĝfž˜ŝžxf†ĝ˜à†f††f†˜x˜àx˜žx~`˜à~˜à˜˜˜˜€fxĉxàžff˜ĉ€˜€f†fx†žĝž~àĉžŝž`˜ĝfx~ŝžf€˜€à˜ŝžx†žĝž~˜ĉf†ĉžŝž`††fžĝžxĉžĉž˜žfžf€˜€ U-Boot 2011.06-00001-ge147603 (Sep 07 2012 - 22:19:41) OMAP36XX/37XX-GP ES2.1, CPU-OPP2, L3-165MHz, Max CPU Clock 1 Ghz OMAP3 Beagle board + LPDDR/NAND I2C: ready DRAM: 512 MiB NAND: 0 MiB MMC: OMAP SD/MMC: 0 *** Warning - readenv() failed, using default environment In: serial Out: serial Err: serial Beagle unknown 0x02 No EEPROM on expansion board Die ID #409400029ff80000016830c31900a013 Hit any key to stop autoboot: 10  0 OMAP3 beagleboard.org # OMAP3 beagleboard.org # loady 0x81000000 ## Ready for binary (ymodem) download to 0x81000000 at 230400 bps... CSending: uImage-dtb.omap3-beagle-xm Sending: Transfer complete xyzModem - CRC mode, 3(SOH)/4674(STX)/0(CAN) packets, 3 retries ## Total Size = 0x00490822 = 4786210 Bytes OMAP3 beagleboard.org # OMAP3 beagleboard.org # OMAP3 beagleboard.org # setenv bootargs console=ttyO2,230400 vram=12M root=/dev/mmcblk0p2 rw mmcrootfstype=ext3 rootwait earlyprintk ignore_loglevel OMAP3 beagleboard.org # OMAP3 beagleboard.org # bootm 0x81000000 ## Booting kernel from Legacy Image at 81000000 ... Image Name: Linux- Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 4786146 Bytes = 4.6 MiB Load Address: 80008000 Entry Point: 80008000 Verifying Checksum ... OK Loading Kernel Image ... OK OK Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Linux version 3.19.0-rc2-14206-gb7392d2 (paul@nozomi) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Fri Jan 2 20:50:40 MST 2015 [ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine model: TI OMAP3 BeagleBoard xM [ 0.000000] debug: ignoring loglevel setting. [ 0.000000] cma: Reserved 16 MiB at 0x9e800000 [ 0.000000] Memory policy: Data cache writeback [ 0.000000] On node 0 totalpages: 130816 [ 0.000000] free_area_init_node: node 0, pgdat c096ecc0, node_mem_map dfa71000 [ 0.000000] Normal zone: 1152 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 130816 pages, LIFO batch:31 [ 0.000000] CPU: All CPU(s) started in SVC mode. [ 0.000000] OMAP3630 ES1.2 (l2cache iva sgx neon isp 192mhz_clk ) [ 0.000000] PERCPU: Embedded 11 pages/cpu @df9f9000 s14912 r8192 d21952 u45056 [ 0.000000] pcpu-alloc: s14912 r8192 d21952 u45056 alloc=11*4096 [ 0.000000] pcpu-alloc: [0] 0 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 129664 [ 0.000000] Kernel command line: console=ttyO2,230400 vram=12M root=/dev/mmcblk0p2 rw mmcrootfstype=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: 483392K/523264K available (6190K kernel code, 674K rwdata, 2356K rodata, 428K init, 8221K bss, 23488K 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 - 0xc0860d4c (8548 kB) [ 0.000000] .init : 0xc0861000 - 0xc08cc000 ( 428 kB) [ 0.000000] .data : 0xc08cc000 - 0xc0974ae8 ( 675 kB) [ 0.000000] .bss : 0xc0974ae8 - 0xc117c250 (8222 kB) [ 0.000000] Hierarchical RCU implementation. [ 0.000000] RCU restricting CPUs from NR_CPUS=2 to nr_cpu_ids=1. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1 [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] IRQ: Found an INTC at 0xfa200000 (revision 4.0) with 96 interrupts [ 0.000000] Clocking rate (Crystal/Core/MPU): 26.0/332/600 MHz [ 0.000000] OMAP clockevent source: timer1 at 32768 Hz [ 0.000030] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps every 65536000000000ns [ 0.000061] OMAP clocksource: 32k_counter at 32768 Hz [ 0.001190] Console: colour dummy device 80x30 [ 0.001281] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.001281] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.001312] ... MAX_LOCK_DEPTH: 48 [ 0.001312] ... MAX_LOCKDEP_KEYS: 8191 [ 0.001342] ... CLASSHASH_SIZE: 4096 [ 0.001342] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.001342] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.001373] ... CHAINHASH_SIZE: 32768 [ 0.001373] memory used by lock dependency info: 5167 kB [ 0.001403] per task-struct memory footprint: 1152 bytes [ 0.001434] Calibrating delay loop... 594.73 BogoMIPS (lpj=2973696) [ 0.097564] pid_max: default: 32768 minimum: 301 [ 0.098083] Security Framework initialized [ 0.098327] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.098358] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.102508] Initializing cgroup subsys memory [ 0.102630] Initializing cgroup subsys devices [ 0.102722] Initializing cgroup subsys freezer [ 0.102844] Initializing cgroup subsys blkio [ 0.102966] Initializing cgroup subsys perf_event [ 0.103057] CPU: Testing write buffer coherency: ok [ 0.104797] CPU0: thread -1, cpu 0, socket -1, mpidr 0 [ 0.104919] Setting up static identity map for 0x805dd850 - 0x805dd8c0 [ 0.109802] Brought up 1 CPUs [ 0.109832] CPU: All CPU(s) started in SVC mode. [ 0.113861] devtmpfs: initialized [ 0.116882] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3 [ 0.198486] omap_hwmod: mcbsp2_sidetone using broken dt data from mcbsp [ 0.200836] omap_hwmod: mcbsp3_sidetone using broken dt data from mcbsp [ 0.309875] pinctrl core: initialized pinctrl subsystem [ 0.409851] NET: Registered protocol family 16 [ 0.418853] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.421783] cpuidle: using governor ladder [ 0.421813] cpuidle: using governor menu [ 0.430114] Reprogramming SDRC clock to 332000000 Hz [ 0.442565] omap_gpio 48310000.gpio: could not find pctldev for node /ocp/pinmux@48002a00/pinmux_gpio1_pins, deferring probe [ 0.442626] platform 48310000.gpio: Driver omap_gpio requests probe deferral [ 0.445434] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.446655] OMAP GPIO hardware version 2.5 [ 0.448669] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.451629] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.454376] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.457214] gpiochip_add: registered GPIOs 128 to 159 on device: gpio [ 0.460388] irq: no irq domain found for /ocp/pinmux@48002030 ! [ 0.486358] omap-gpmc 6e000000.gpmc: GPMC revision 5.0 [ 0.489532] platform 48058000.ssi-controller: Cannot lookup hwmod 'ssi' [ 0.499999] No ATAGs? [ 0.500061] hw-breakpoint: debug architecture 0x4 unsupported. [ 0.503875] OMAP DMA hardware revision 5.0 [ 0.593902] omap-dma-engine 48056000.dma-controller: OMAP DMA engine driver [ 0.595367] of_get_named_gpiod_flags: parsed 'gpio' property of node '/hsusb2_power_reg[0]' - status (-517) [ 0.595489] platform hsusb2_power_reg: Driver reg-fixed-voltage requests probe deferral [ 0.601287] SCSI subsystem initialized [ 0.602233] libata version 3.00 loaded. [ 0.603332] usbcore: registered new interface driver usbfs [ 0.603607] usbcore: registered new interface driver hub [ 0.603790] usbcore: registered new device driver usb [ 0.604492] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/hsusb2_phy[0]' - status (0) [ 0.604797] platform hsusb2_phy: Driver usb_phy_generic requests probe deferral [ 0.611602] omap_i2c 48070000.i2c: bus 0 rev4.4 at 2600 kHz [ 0.613250] omap_i2c 48072000.i2c: bus 1 rev4.4 at 400 kHz [ 0.614807] omap_i2c 48060000.i2c: bus 2 rev4.4 at 100 kHz [ 0.621154] Switched to clocksource 32k_counter [ 0.839447] NET: Registered protocol family 2 [ 0.841979] TCP established hash table entries: 4096 (order: 2, 16384 bytes) [ 0.842254] TCP bind hash table entries: 4096 (order: 5, 147456 bytes) [ 0.844512] TCP: Hash tables configured (established 4096 bind 4096) [ 0.844787] TCP: reno registered [ 0.844848] UDP hash table entries: 256 (order: 2, 20480 bytes) [ 0.845153] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes) [ 0.846801] NET: Registered protocol family 1 [ 0.848846] RPC: Registered named UNIX socket transport module. [ 0.848876] RPC: Registered udp transport module. [ 0.848907] RPC: Registered tcp transport module. [ 0.848907] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.850860] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available [ 0.859130] futex hash table entries: 256 (order: 2, 16384 bytes) [ 0.859497] audit: initializing netlink subsys (disabled) [ 0.859802] audit: type=2000 audit(0.840:1): initialized [ 0.866088] VFS: Disk quotas dquot_6.5.2 [ 0.866333] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.869567] NFS: Registering the id_resolver key type [ 0.870086] Key type id_resolver registered [ 0.870117] Key type id_legacy registered [ 0.870361] jffs2: version 2.2. (NAND) (SUMMARY) Âİ 2001-2006 Red Hat, Inc. [ 0.876464] io scheduler noop registered [ 0.876525] io scheduler deadline registered [ 0.876678] io scheduler cfq registered (default) [ 0.881561] pinctrl-single 48002030.pinmux: 284 pins at pa fa002030 size 568 [ 0.882385] pinctrl-single 48002a00.pinmux: 46 pins at pa fa002a00 size 92 [ 0.883850] pinctrl-single 480025a0.pinmux: 46 pins at pa fa0025a0 size 92 [ 0.893585] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.902435] omap_uart 4806a000.serial: no wakeirq for uart0 [ 0.902465] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806a000[0]' [ 0.903228] omap_uart 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 192, base_baud = 3000000) is a OMAP UART0 [ 0.905792] omap_uart 4806c000.serial: no wakeirq for uart0 [ 0.905822] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806c000[0]' [ 0.906219] omap_uart 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 193, base_baud = 3000000) is a OMAP UART1 [ 0.908477] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@49020000[0]' [ 0.908874] omap_uart 49020000.serial: ttyO2 at MMIO 0x49020000 (irq = 194, base_baud = 3000000) is a OMAP UART2 [ 1.380615] console [ttyO2] enabled [ 1.385223] omap_uart 49042000.serial: no wakeirq for uart0 [ 1.388305] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@49042000[0]' [ 1.393890] omap_uart 49042000.serial: ttyO3 at MMIO 0x49042000 (irq = 231, base_baud = 3000000) is a OMAP UART3 [ 1.433135] brd: module loaded [ 1.454223] loop: module loaded [ 1.477813] twl 0-0048: PIH (irq 266) chaining IRQs 267..275 [ 1.481445] twl 0-0048: power (irq 272) chaining IRQs 275..282 [ 1.544189] twl4030_gpio twl4030-gpio: gpio (irq 267) chaining IRQs 283..300 [ 1.548522] gpiochip_find_base: found new base at 492 [ 1.552185] gpiochip_add: registered GPIOs 492 to 511 on device: twl4030 [ 1.621307] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.636505] usbcore: registered new interface driver asix [ 1.639617] usbcore: registered new interface driver ax88179_178a [ 1.643218] usbcore: registered new interface driver cdc_ether [ 1.646636] usbcore: registered new interface driver smsc95xx [ 1.649932] usbcore: registered new interface driver net1080 [ 1.653228] usbcore: registered new interface driver cdc_subset [ 1.656646] usbcore: registered new interface driver zaurus [ 1.659973] usbcore: registered new interface driver cdc_ncm [ 1.664733] usbcore: registered new interface driver cdc_wdm [ 1.668090] usbcore: registered new interface driver usb-storage [ 1.671722] usbcore: registered new interface driver usbtest [ 1.678253] mousedev: PS/2 mouse device common for all mice [ 1.683013] twl4030_keypad 48070000.i2c:twl@48:keypad: OF: linux,keymap property not defined in /ocp/i2c@48070000/twl@48/keypad [ 1.689239] twl4030_keypad 48070000.i2c:twl@48:keypad: Failed to build keymap [ 1.693267] twl4030_keypad: probe of 48070000.i2c:twl@48:keypad failed with error -2 [ 1.702239] input: twl4030_pwrbutton as /devices/platform/68000000.ocp/48070000.i2c/i2c-0/0-0048/48070000.i2c:twl@48:pwrbutton/input/input1 [ 1.713439] twl_rtc 48070000.i2c:twl@48:rtc: Power up reset detected. [ 1.717224] twl_rtc 48070000.i2c:twl@48:rtc: Enabling TWL-RTC [ 1.725494] twl_rtc 48070000.i2c:twl@48:rtc: rtc core: registered 48070000.i2c:twl@48 as rtc0 [ 1.731445] i2c /dev entries driver [ 1.736724] Driver for 1-wire Dallas network protocol. [ 1.744140] omap_wdt: OMAP Watchdog Timer Rev 0x31: initial timeout 60 sec [ 1.750671] Driver 'mmcblk' needs updating - please use bus_type methods [ 1.755981] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.760925] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.812774] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/heartbeat[0]' - status (0) [ 1.819030] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/mmc[0]' - status (0) [ 1.825408] ledtrig-cpu: registered to indicate activity on CPUs [ 1.829437] usbcore: registered new interface driver usbhid [ 1.832550] usbhid: USB HID core driver [ 1.837371] oprofile: using arm/armv7 [ 1.840301] TCP: cubic registered [ 1.842254] Initializing XFRM netlink socket [ 1.844757] NET: Registered protocol family 17 [ 1.847290] NET: Registered protocol family 15 [ 1.850128] Key type dns_resolver registered [ 1.852966] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu_iva [ 1.856872] omap2_set_init_voltage: unable to set vdd_mpu_iva [ 1.860015] omap2_set_init_voltage: unable to find boot up OPP for vdd_core [ 1.863830] omap2_set_init_voltage: unable to set vdd_core [ 1.871917] ThumbEE CPU extension supported. [ 1.874298] Registering SWP/SWPB emulation handler [ 1.876922] SmartReflex Class3 initialized [ 1.888610] gpiochip_add: registered GPIOs 160 to 191 on device: gpio [ 1.894592] of_get_named_gpiod_flags: parsed 'gpio' property of node '/hsusb2_power_reg[0]' - status (0) [ 1.903625] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/hsusb2_phy[0]' - status (0) [ 1.913085] of_get_named_gpiod_flags: parsed 'gpios' property of node '/gpio_keys/user[0]' - status (0) [ 1.919555] input: gpio_keys as /devices/platform/gpio_keys/input/input2 [ 1.927337] twl_rtc 48070000.i2c:twl@48:rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800) [ 1.932617] sr_init: No PMIC hook to init smartreflex [ 1.936035] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized [ 1.941314] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized [ 2.030853] hsusb2_vbus: disabling [ 2.036193] VPLL2: disabling [ 2.038635] VUSB3V1: disabling [ 2.042999] VUSB1V8: disabling [ 2.048645] VUSB1V5: disabling [ 2.051574] VDAC: disabling [ 2.054016] VAUX3: disabling [ 2.060943] Waiting for root device /dev/mmcblk0p2... [ 2.124694] mmc0: host does not support reading read-only switch, assuming write-enable [ 2.132049] mmc0: new high speed SD card at address a9e1 [ 2.137878] mmcblk0: mmc0:a9e1 SD02G 1.83 GiB [ 2.146789] mmcblk0: p1 p2 [ 4.483886] kjournald starting. Commit interval 5 seconds [ 4.629760] EXT3-fs (mmcblk0p2): using internal journal [ 4.736694] EXT3-fs (mmcblk0p2): recovery complete [ 4.739318] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode [ 4.743286] VFS: Mounted root (ext3 filesystem) on device 179:2. [ 4.752441] devtmpfs: mounted [ 4.755096] Freeing unused kernel memory: 428K (c0861000 - c08cc000) INIT: version 2.86 booting Starting the hotplug events dispatcher udevd [ 5.772308] udevd (91): /proc/91/oom_adj is deprecated, please use /proc/91/oom_score_adj instead. Synthesizing the initial hotplug events [ 15.923034] FAT-fs (mmcblk0p1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. Remounting root file system... mount: according to mtab, /proc is already mounted on /proc WARNING: Couldn't open directory /lib/modules/3.19.0-rc2-14206-gb7392d2: No such file or directory FATAL: Could not open /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep.temp for writing: No such file or directory root: mount: mount point /proc/bus/usb does not exist Setting up IP spoofing protection: rp_filter. Configuring network interfaces... modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory ifconfig: SIOCGIFFLAGS: No such device modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory eth0 No such device modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory udhcpc: SIOCGIFINDEX: No such device done. Starting portmap daemon: portmap. Tue Jul 22 00:18:00 UTC 2008 INIT: Entering runlevel: 5 ALSA: Restoring mixer settings... /usr/sbin/alsactl: load_state:1327: No soundcards found... Starting Dropbear SSH server: [ 24.835723] random: dropbear urandom read with 99 bits of entropy available modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory dropbear. Starting advanced power management daemon: No APM support in kernel (failed.) Starting system message bus: dbus. Starting syslogd/klogd: start-stop-daemon: lseek: Invalid argument * Starting Avahi mDNS/DNS-SD Daemon: avahi-daemon [ ok ] Starting Bluetooth subsystem:modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory hcid hid2hci. .-------. | | .-. | | |-----.-----.-----.| | .----..-----.-----. | | | __ | ---'| '--.| .-'| | | | | | | | |--- || --'| | | ' | | | | '---'---'--'--'--. |-----''----''--' '-----'-'-'-' -' | '---' The Angstrom Distribution beagleboard ttyO2 Angstrom 2008.1-test-20080712 beagleboard ttyO2 beagleboard login: .-------. | | .-. | | |-----.-----.-----.| | .----..-----.-----. | | | __ | ---'| '--.| .-'| | | | | | | | |--- || --'| | | ' | | | | '---'---'--'--'--. |-----''----''--' '-----'-'-'-' -' | '---' The Angstrom Distribution beagleboard ttyO2 Angstrom 2008.1-test-20080712 beagleboard ttyO2 beagleboard login: .-------. | | .-. | | |-----.-----.-----.| | .----..-----.-----. | | | __ | ---'| '--.| .-'| | | | | | | | |--- || --'| | | ' | | | | '---'---'--'--'--. |-----''----''--' '-----'-'-'-' -' | '---' The Angstrom Distribution beagleboard ttyO2 Angstrom 2008.1-test-20080712 beagleboard ttyO2 beagleboard login: root login[1430]: root login on `ttyO2' root@beagleboard:~# root@beagleboard:~# %% Start PM consolidated quick test %% Preparation root@beagleboard:~# root@beagleboard:~# mount -t sysfs none /sys mount: none already mounted or /sys busy mount: according to mtab, sysfs is already mounted on /sys root@beagleboard:~# root@beagleboard:~# mount -t debugfs none /debug root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.seria l | paste -s -d' '`; do echo -1 > $u/power/autosuspend_delay_ms; done root@beagleboard:~# root@beagleboard:~# [ 31.245086] random: nonblocking pool is initialized for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.seria l | paste -s -d' '`; do ls -l $u/power/autosuspend_delay_ms; cat $u/power/autos uspend_delay_ms; done -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/49020000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/49042000.serial/power/autosuspend_delay_ms -1 root@beagleboard:~# root@beagleboard:~# echo 0 > /debug/pm_debug/enable_off_mode root@beagleboard:~# root@beagleboard:~# %% Baseline pm_debug count dump cat /debug/pm_debug/count usbhost_pwrdm (ON),OFF:0,RET:1047,INA:0,ON:1048,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 sgx_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 per_pwrdm (ON),OFF:0,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 dss_pwrdm (ON),OFF:0,RET:1047,INA:0,ON:1048,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 neon_pwrdm (ON),OFF:0,RET:557,INA:490,ON:1048,RET-LOGIC-OFF:0 mpu_pwrdm (ON),OFF:0,RET:557,INA:490,ON:1048,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 iva2_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0 usbhost_clkdm->usbhost_pwrdm (1) sgx_clkdm->sgx_pwrdm (0) per_clkdm->per_pwrdm (14) cam_clkdm->cam_pwrdm (0) dss_clkdm->dss_pwrdm (1) d2d_clkdm->core_pwrdm (0) iva2_clkdm->iva2_pwrdm (0) mpu_clkdm->mpu_pwrdm (0) core_l4_clkdm->core_pwrdm (23) core_l3_clkdm->core_pwrdm (1) neon_clkdm->neon_pwrdm (0) root@beagleboard:~# root@beagleboard:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do echo enabled > $u/power/wakeup; done for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do echo auto > $u/power/control; done for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do ls -l $u/power/wakeup; cat $u/power/wakeup; done for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do ls -l $u/power/control; cat $u/power/control; done root@beagleboard:~# %% Start retention double suspend/resume UART wakeup test root@beagleboard:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do echo auto > $u/power/control; done root@beagleboard:~# root@beagleboard:~# 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 Jul 22 00:18 /sys/class/tty/ttyO0/power/wakeup echo mem > /sys/power/state enabled -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/class/tty/ttyO1/power/wakeup enabled -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/class/tty/ttyO2/power/wakeup enabled -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/class/tty/ttyO3/power/wakeup enabled root@beagleboard:~# root@beagleboard:~# 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 Jul 22 00:18 /sys/class/tty/ttyO0/power/control auto -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/class/tty/ttyO1/power/control auto -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/class/tty/ttyO2/power/control auto -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/class/tty/ttyO3/power/control auto root@beagleboard:~# root@beagleboard:~# echo mem > /sys/power/state [ 36.222961] PM: Syncing filesystems ... done. [ 37.779571] PM: Preparing system for mem sleep [ 37.802703] Freezing user space processes ... (elapsed 0.002 seconds) done. [ 37.809448] Freezing remaining freezable tasks ... (elapsed 0.003 seconds) done. [ 37.816741] PM: Entering mem sleep [ 37.818603] Suspending console(s) (use no_console_suspend to debug) [ 37.850677] PM: suspend of devices complete after 21.820 msecs [ 37.859527] PM: late suspend of devices complete after 8.789 msecs [ 37.869018] PM: noirq suspend of devices complete after 9.460 msecs [ 37.869140] Disabling non-boot CPUs ... [ 37.869171] Successfully put all powerdomains to target state [ 37.874725] PM: noirq resume of devices complete after 5.462 msecs [ 37.874908] In-band Error seen by MPU at address 0 [ 37.874908] ------------[ cut here ]------------ [ 37.874938] WARNING: CPU: 0 PID: 1491 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124() [ 37.874969] Modules linked in: [ 37.874969] CPU: 0 PID: 1491 Comm: echo Not tainted 3.19.0-rc2-14206-gb7392d2 #1 [ 37.874969] Hardware name: Generic OMAP36xx (Flattened Device Tree) [ 37.875030] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 37.875061] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 37.875061] [] (dump_stack) from [] (warn_slowpath_common+0x78/0xb4) [ 37.875091] [] (warn_slowpath_common) from [] (warn_slowpath_null+0x1c/0x24) [ 37.875122] [] (warn_slowpath_null) from [] (omap3_l3_app_irq+0xcc/0x124) [ 37.875122] [] (omap3_l3_app_irq) from [] (handle_irq_event_percpu+0x60/0x1f4) [ 37.875152] [] (handle_irq_event_percpu) from [] (handle_irq_event+0x3c/0x5c) [ 37.875152] [] (handle_irq_event) from [] (handle_level_irq+0xb4/0x13c) [ 37.875183] [] (handle_level_irq) from [] (generic_handle_irq+0x20/0x30) [ 37.875213] [] (generic_handle_irq) from [] (__handle_domain_irq+0x68/0xdc) [ 37.875213] [] (__handle_domain_irq) from [] (omap_intc_handle_irq+0xb4/0xc4) [ 37.875244] [] (omap_intc_handle_irq) from [] (__irq_svc+0x44/0x5c) [ 37.875244] Exception stack(0xde5f7dd0 to 0xde5f7e18) [ 37.875244] 7dc0: 00000001 de5bf728 00000000 de5bf140 [ 37.875274] 7de0: 60000013 de153860 de153860 c0921a98 00000000 c0945464 60000013 c09216b0 [ 37.875274] 7e00: c0abe238 de5f7e18 c008371c c05db594 20000013 ffffffff [ 37.875305] [] (__irq_svc) from [] (_raw_spin_unlock_irqrestore+0x34/0x44) [ 37.875335] [] (_raw_spin_unlock_irqrestore) from [] (resume_irqs+0x84/0xdc) [ 37.875366] [] (resume_irqs) from [] (dpm_resume_noirq+0x210/0x2d4) [ 37.875396] [] (dpm_resume_noirq) from [] (suspend_devices_and_enter+0x324/0x600) [ 37.875396] [] (suspend_devices_and_enter) from [] (pm_suspend+0x3fc/0x470) [ 37.875427] [] (pm_suspend) from [] (state_store+0x68/0xb8) [ 37.875457] [] (state_store) from [] (kobj_attr_store+0x14/0x20) [ 37.875488] [] (kobj_attr_store) from [] (sysfs_kf_write+0x4c/0x50) [ 37.875488] [] (sysfs_kf_write) from [] (kernfs_fop_write+0xf0/0x19c) [ 37.875518] [] (kernfs_fop_write) from [] (vfs_write+0xa4/0x1ac) [ 37.875518] [] (vfs_write) from [] (SyS_write+0x40/0x8c) [ 37.875549] [] (SyS_write) from [] (ret_fast_syscall+0x0/0x48) [ 37.875549] ---[ end trace a52bae0d0024d1e4 ]--- [ 37.882476] PM: early resume of devices complete after 5.859 msecs [ 37.996337] PM: resume of devices complete after 113.708 msecs [ 38.172912] PM: Finishing wakeup. [ 38.174713] Restarting tasks ... done. root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# cat /debug/pm_debug/count usbhost_pwrdm (ON),OFF:0,RET:1233,INA:0,ON:1234,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 sgx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_pwrdm (ON),OFF:0,RET:1,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 per_pwrdm (ON),OFF:0,RET:1,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 dss_pwrdm (ON),OFF:0,RET:1233,INA:0,ON:1234,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 neon_pwrdm (ON),OFF:0,RET:724,INA:509,ON:1234,RET-LOGIC-OFF:0 mpu_pwrdm (ON),OFF:0,RET:724,INA:509,ON:1234,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 iva2_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0 usbhost_clkdm->usbhost_pwrdm (1) sgx_clkdm->sggx_pwrdm (0) per_clkdm->per_pwrdm (14) cam_clkdm->cam_pwrdm (0) dss_clkdm->dss_pwrdm (1) d2d_clkdm->core_pwrdm (0) iva2_clkdm->iva2_pwrdm (0) mpu_clkdm->mpu_pwrdm (0) core_l4_clkdm->core_pwrdm (27) core_l3_clkdm->core_pwrdm (1) neon_clkdm->neon_pwrdm (0) root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# echo mem > /sys/power/state [ 40.081542] PM: Syncing filesystems ... done. [ 41.365936] PM: Preparing system for mem sleep [ 41.370697] Freezing user space processes ... (elapsed 0.001 seconds) done. [ 41.376556] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done. [ 41.382843] PM: Entering mem sleep [ 41.384704] Suspending console(s) (use no_console_suspend to debug) [ 41.410125] PM: suspend of devices complete after 15.380 msecs [ 41.418853] PM: late suspend of devices complete after 8.697 msecs [ 41.427734] PM: noirq suspend of devices complete after 8.850 msecs [ 41.427734] Disabling non-boot CPUs ... [ 41.427764] Successfully put all powerdomains to target state [ 41.433074] PM: noirq resume of devices complete after 5.218 msecs [ 41.433227] In-band Error seen by MPU at address 0 [ 41.433227] ------------[ cut here ]------------ [ 41.433258] WARNING: CPU: 0 PID: 1495 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124() [ 41.433288] Modules linked in: [ 41.433288] CPU: 0 PID: 1495 Comm: echo Tainted: G W 3.19.0-rc2-14206-gb7392d2 #1 [ 41.433319] Hardware name: Generic OMAP36xx (Flattened Device Tree) [ 41.433349] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 41.433380] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 41.433410] [] (dump_stack) from [] (warn_slowpath_common+0x78/0xb4) [ 41.433410] [] (warn_slowpath_common) from [] (warn_slowpath_null+0x1c/0x24) [ 41.433441] [] (warn_slowpath_null) from [] (omap3_l3_app_irq+0xcc/0x124) [ 41.433441] [] (omap3_l3_app_irq) from [] (handle_irq_event_percpu+0x60/0x1f4) [ 41.433471] [] (handle_irq_event_percpu) from [] (handle_irq_event+0x3c/0x5c) [ 41.433502] [] (handle_irq_event) from [] (handle_level_irq+0xb4/0x13c) [ 41.433502] [] (handle_level_irq) from [] (generic_handle_irq+0x20/0x30) [ 41.433532] [] (generic_handle_irq) from [] (__handle_domain_irq+0x68/0xdc) [ 41.433532] [] (__handle_domain_irq) from [] (omap_intc_handle_irq+0xb4/0xc4) [ 41.433563] [] (omap_intc_handle_irq) from [] (__irq_svc+0x44/0x5c) [ 41.433563] Exception stack(0xde5f7dd0 to 0xde5f7e18) [ 41.433593] 7dc0: 00000001 de5bf728 00000000 de5bf140 [ 41.433593] 7de0: 60000013 de153860 de153860 c0921a98 00000000 c0945464 60000013 c09216b0 [ 41.433624] 7e00: c0abe238 de5f7e18 c008371c c05db594 20000013 ffffffff [ 41.433624] [] (__irq_svc) from [] (_raw_spin_unlock_irqrestore+0x34/0x44) [ 41.433654] [] (_raw_spin_unlock_irqrestore) from [] (resume_irqs+0x84/0xdc) [ 41.433685] [] (resume_irqs) from [] (dpm_resume_noirq+0x210/0x2d4) [ 41.433715] [] (dpm_resume_noirq) from [] (suspend_devices_and_enter+0x324/0x600) [ 41.433746] [] (suspend_devices_and_enter) from [] (pm_suspend+0x3fc/0x470) [ 41.433746] [] (pm_suspend) from [] (state_store+0x68/0xb8) [ 41.433776] [] (state_store) from [] (kobj_attr_store+0x14/0x20) [ 41.433807] [] (kobj_attr_store) from [] (sysfs_kf_write+0x4c/0x50) [ 41.433807] [] (sysfs_kf_write) from [] (kernfs_fop_write+0xf0/0x19c) [ 41.433837] [] (kernfs_fop_write) from [] (vfs_write+0xa4/0x1ac) [ 41.433868] [] (vfs_write) from [] (SyS_write+0x40/0x8c) [ 41.433868] [] (SyS_write) from [] (ret_fast_syscall+0x0/0x48) [ 41.433898] ---[ end trace a52bae0d0024d1e5 ]--- [ 41.440795] PM: early resume of devices complete after 5.859 msecs [ 41.555541] PM: resume of devices complete after 114.624 msecs [ 41.731933] PM: Finishing wakeup. [ 41.733734] Restarting tasks ... done. root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# cat /debug/pm_debug/count usbhost_pwrdm (ON),OFF:0,RET:1370,INA:0,ON:1371,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 sgx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_pwrdm (ON),OFF:0,RET:2,INA:0,ON:3,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 per_pwrdm (ON),OFF:0,RET:2,INA:0,ON:3,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 dss_pwrdm (ON),OFF:0,RET:1370,INA:0,ON:1371,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 neon_pwrdm (ON),OFF:0,RET:850,INA:520,ON:1371,RET-LOGIC-OFF:0 mpu_pwrdm (ON),OFF:0,RET:850,INA:520,ON:1371,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 iva2_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0 usbhost_clkdm->usbhost_pwrdm (1) sgx_clkdm->sgx_pwrdm (0) per_clkdm->per_pwrdm (14) cam_clkdm->cam_pwrdm (0) dss_clkdm->dss_pwrdm (1) d2d_clkdm->core_pwrdm (0) iva2_clkdm->iva2_pwrdm (0) mpu_clkdm->mpu_pwrdm (0) core_l4_clkdm->core_pwrdm (27) core_l3_clkdm->core_pwrdm (1) neon_clkdm->neon_pwrdm (0) root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# ./test_rootfs_access_nonexistent_file__ret_susp -sh: ./test_rootfs_access_nonexistent_file__ret_susp: not found root@beagleboard:~# root@beagleboard:~# %% 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/*.seria l | paste -s -d' '`; do echo 3000 > $u/power/autosuspend_delay_ms; done root@beagleboard:~# root@beagleboard:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.seria l | paste -s -d' '`; do ls -l $u/power/autosuspend_delay_ms; cat $u/power/autos uspend_delay_ms; done -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/49020000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/49042000.serial/power/autosuspend_delay_ms 3000 root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# cat /debug/pm_debug/count usbhost_pwrdm (ON),OFF:0,RET:1606,INA:0,ON:1607,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 sgx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_pwrdm (ON),OFF:0,RET:30,INA:3,ON:34,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 per_pwrdm (ON),OFF:0,RET:35,INA:0,ON:36,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 dss_pwrdm (ON),OFF:0,RET:1606,INA:0,ON:1607,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 neon_pwrdm (ON),OFF:0,RET:1072,INA:534,ON:1607,RET-LOGIC-OFF:0 mpu_pwrdm (ON),OFF:0,RET:1072,INA:534,ON:1607,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 iva2_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0 usbhost_clkdm->usbhost_pwrdm (1) sgx_clkdm->sgx_pwrdm (0) per_clkdm->per_pwrdm (13) cam_clkdm->cam_pwrdm (0) dss_clkdm->dss_pwrdm (1) d2d_clkdm->core_pwrdm (0) iva2_clkdm->iva2_pwrdm (0) mpu_clkdm->mpu_pwrdm (0) core_l4_clkdm->core_pwrdm (20) core_l3_clkdm->core_pwrdm (1) neon_clkdm->neon_pwrdm (0) root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# ./test_rootfs_access_nonexistent_file__ret_dyn -sh: ./test_rootfs_access_nonexistent_file__ret_dyn: not found root@beagleboard:~# root@beagleboard:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.seria l | paste -s -d' '`; do echo -1 > $u/power/autosuspend_delay_ms; done root@beagleboard:~# root@beagleboard:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.seria l | paste -s -d' '`; do ls -l $u/power/autosuspend_delay_ms; cat $u/power/autos uspend_delay_ms; done -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/49020000.serial/power/autosuspend_delay_ms -1 -rw-r--r-- 1 root root 4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/49042000.serial/power/autosuspend_delay_ms -1 root@beagleboard:~# root@beagleboard:~# %% End retention dynamic idle UART wakeup test %% Start off-mode double suspend UART wakeup test echo 1 > /debug/pm_debug/enable_off_mode root@beagleboard:~# root@beagleboard:~# echo mem > /sys/power/state [ 62.437194] PM: Syncing filesystems ... done. [ 63.744354] PM: Preparing system for mem sleep [ 63.749053] Freezing user space processes ... (elapsed 0.002 seconds) done. [ 63.755126] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done. [ 63.761413] PM: Entering mem sleep [ 63.763275] Suspending console(s) (use no_console_suspend to debug) [ 63.788818] PM: suspend of devices complete after 15.533 msecs [ 63.797454] PM: late suspend of devices complete after 8.636 msecs [ 63.806335] PM: noirq suspend of devices complete after 8.819 msecs [ 63.806365] Disabling non-boot CPUs ... [ 63.806365] Successfully put all powerdomains to target state [ 63.825744] PM: noirq resume of devices complete after 19.287 msecs [ 63.825866] In-band Error seen by MPU at address 0 [ 63.825897] ------------[ cut here ]------------ [ 63.825927] WARNING: CPU: 0 PID: 1537 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124() [ 63.825927] Modules linked in: [ 63.825958] CPU: 0 PID: 1537 Comm: echo Tainted: G W 3.19.0-rc2-14206-gb7392d2 #1 [ 63.825958] Hardware name: Generic OMAP36xx (Flattened Device Tree) [ 63.825988] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 63.826019] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 63.826049] [] (dump_stack) from [] (warn_slowpath_common+0x78/0xb4) [ 63.826080] [] (warn_slowpath_common) from [] (warn_slowpath_null+0x1c/0x24) [ 63.826080] [] (warn_slowpath_null) from [] (omap3_l3_app_irq+0xcc/0x124) [ 63.826110] [] (omap3_l3_app_irq) from [] (handle_irq_event_percpu+0x60/0x1f4) [ 63.826110] [] (handle_irq_event_percpu) from [] (handle_irq_event+0x3c/0x5c) [ 63.826141] [] (handle_irq_event) from [] (handle_level_irq+0xb4/0x13c) [ 63.826171] [] (handle_level_irq) from [] (generic_handle_irq+0x20/0x30) [ 63.826171] [] (generic_handle_irq) from [] (__handle_domain_irq+0x68/0xdc) [ 63.826202] [] (__handle_domain_irq) from [] (omap_intc_handle_irq+0xb4/0xc4) [ 63.826202] [] (omap_intc_handle_irq) from [] (__irq_svc+0x44/0x5c) [ 63.826202] Exception stack(0xde63ddd0 to 0xde63de18) [ 63.826232] ddc0: 00000001 de5bf728 00000000 de5bf140 [ 63.826232] dde0: 60000153 de153860 de153860 c0921a98 00000000 c0945464 60000153 c09216b0 [ 63.826263] de00: c0abe238 de63de18 c008371c c05db594 20000153 ffffffff [ 63.826293] [] (__irq_svc) from [] (_raw_spin_unlock_irqrestore+0x34/0x44) [ 63.826293] [] (_raw_spin_unlock_irqrestore) from [] (resume_irqs+0x84/0xdc) [ 63.826324] [] (resume_irqs) from [] (dpm_resume_noirq+0x210/0x2d4) [ 63.826354] [] (dpm_resume_noirq) from [] (suspend_devices_and_enter+0x324/0x600) [ 63.826385] [] (suspend_devices_and_enter) from [] (pm_suspend+0x3fc/0x470) [ 63.826385] [] (pm_suspend) from [] (state_store+0x68/0xb8) [ 63.826416] [] (state_store) from [] (kobj_attr_store+0x14/0x20) [ 63.826446] [] (kobj_attr_store) from [] (sysfs_kf_write+0x4c/0x50) [ 63.826446] [] (sysfs_kf_write) from [] (kernfs_fop_write+0xf0/0x19c) [ 63.826477] [] (kernfs_fop_write) from [] (vfs_write+0xa4/0x1ac) [ 63.826507] [] (vfs_write) from [] (SyS_write+0x40/0x8c) [ 63.826507] [] (SyS_write) from [] (ret_fast_syscall+0x0/0x48) [ 63.826538] ---[ end trace a52bae0d0024d1e6 ]--- [ 63.833679] PM: early resume of devices complete after 5.859 msecs [ 63.945037] PM: resume of devices complete after 111.236 msecs [ 64.121490] PM: Finishing wakeup. [ 64.123291] Restarting tasks ... done. root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# cat /debug/pm_debug/count usbhost_pwrdm (ON),OFF:73,RET:1726,INA:0,ON:1800,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 sgx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_pwrdm (ON),OFF:1,RET:30,INA:3,ON:35,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 per_pwrdm (ON),OFF:1,RET:35,INA:0,ON:37,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 dss_pwrdm (ON),OFF:73,RET:1726,INA:0,ON:1800,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:1,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 neon_pwrdm (ON),OFF:1,RET:1244,INA:554,ON:1800,RET-LOGIC-OFF:0 mpu_pwrdm (ON),OFF:1,RET:1244,INA:554,ON:1800,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 iva2_pwrdm (OFF),OFF:1,RET:1,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0 usbhost_clkdm->usbhost_pwrdm (1) sgx_clkdm->sgx_pwrdm (0) per_clkdm->per_pwrdm (14) cam_clkdm->cam_pwrdm (0) dss_clkdm->dss_pwrdm (1) d2d_clkdm->core_pwrdm (0) iva2_clkdm->iva2_pwrdm (0) mpu_clkdm->mpu_pwrdm (0) core_l4_clkdm->core_pwrdm (27) core_l3_clkdm->core_pwrdm (1) neon_clkdm->neon_pwrdm (0) root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# echo mem > /sys/power/state [ 66.016479] PM: Syncing filesystems ... done. [ 67.325653] PM: Preparing system for mem sleep [ 67.330291] Freezing user space processes ... (elapsed 0.002 seconds) done. [ 67.336334] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done. [ 67.342559] PM: Entering mem sleep [ 67.344421] Suspending console(s) (use no_console_suspend to debug) [ 67.369995] PM: suspend of devices complete after 15.533 msecs [ 67.378723] PM: late suspend of devices complete after 8.666 msecs [ 67.387603] PM: noirq suspend of devices complete after 8.819 msecs [ 67.387603] Disabling non-boot CPUs ... [ 67.387634] Successfully put all powerdomains to target state [ 67.406890] PM: noirq resume of devices complete after 19.165 msecs [ 67.407012] In-band Error seen by MPU at address 0 [ 67.407043] ------------[ cut here ]------------ [ 67.407073] WARNING: CPU: 0 PID: 1539 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124() [ 67.407073] Modules linked in: [ 67.407104] CPU: 0 PID: 1539 Comm: echo Tainted: G W 3.19.0-rc2-14206-gb7392d2 #1 [ 67.407104] Hardware name: Generic OMAP36xx (Flattened Device Tree) [ 67.407165] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 67.407165] [] (show_stack) from [] (dump_stack+0x80/0x9c) [ 67.407196] [] (dump_stack) from [] (warn_slowpath_common+0x78/0xb4) [ 67.407226] [] (warn_slowpath_common) from [] (warn_slowpath_null+0x1c/0x24) [ 67.407226] [] (warn_slowpath_null) from [] (omap3_l3_app_irq+0xcc/0x124) [ 67.407257] [] (omap3_l3_app_irq) from [] (handle_irq_event_percpu+0x60/0x1f4) [ 67.407287] [] (handle_irq_event_percpu) from [] (handle_irq_event+0x3c/0x5c) [ 67.407287] [] (handle_irq_event) from [] (handle_level_irq+0xb4/0x13c) [ 67.407318] [] (handle_level_irq) from [] (generic_handle_irq+0x20/0x30) [ 67.407318] [] (generic_handle_irq) from [] (__handle_domain_irq+0x68/0xdc) [ 67.407348] [] (__handle_domain_irq) from [] (omap_intc_handle_irq+0xb4/0xc4) [ 67.407348] [] (omap_intc_handle_irq) from [] (__irq_svc+0x44/0x5c) [ 67.407379] Exception stack(0xde63ddd0 to 0xde63de18) [ 67.407379] ddc0: 00000001 de5bf728 00000000 de5bf140 [ 67.407409] dde0: 60000153 de153860 de153860 c0921a98 00000000 c0945464 60000153 c09216b0 [ 67.407409] de00: c0abe238 de63de18 c008371c c05db594 20000153 ffffffff [ 67.407440] [] (__irq_svc) from [] (_raw_spin_unlock_irqrestore+0x34/0x44) [ 67.407440] [] (_raw_spin_unlock_irqrestore) from [] (resume_irqs+0x84/0xdc) [ 67.407470] [] (resume_irqs) from [] (dpm_resume_noirq+0x210/0x2d4) [ 67.407501] [] (dpm_resume_noirq) from [] (suspend_devices_and_enter+0x324/0x600) [ 67.407531] [] (suspend_devices_and_enter) from [] (pm_suspend+0x3fc/0x470) [ 67.407562] [] (pm_suspend) from [] (state_store+0x68/0xb8) [ 67.407562] [] (state_store) from [] (kobj_attr_store+0x14/0x20) [ 67.407592] [] (kobj_attr_store) from [] (sysfs_kf_write+0x4c/0x50) [ 67.407623] [] (sysfs_kf_write) from [] (kernfs_fop_write+0xf0/0x19c) [ 67.407623] [] (kernfs_fop_write) from [] (vfs_write+0xa4/0x1ac) [ 67.407653] [] (vfs_write) from [] (SyS_write+0x40/0x8c) [ 67.407684] [] (SyS_write) from [] (ret_fast_syscall+0x0/0x48) [ 67.407684] ---[ end trace a52bae0d0024d1e7 ]--- [ 67.414611] PM: early resume of devices complete after 5.859 msecs [ 67.525299] PM: resume of devices complete after 110.534 msecs [ 67.701629] PM: Finishing wakeup. [ 67.703430] Restarting tasks ... done. root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# cat /debug/pm_debug/count usbhost_pwrdm (ON),OFF:213,RET:1726,INA:0,ON:1940,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 sgx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_pwrdm (ON),OFF:2,RET:30,INA:3,ON:36,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 per_pwrdm (ON),OFF:2,RET:35,INA:0,ON:38,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 dss_pwrdm (ON),OFF:213,RET:1726,INA:0,ON:1940,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:1,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 neon_pwrdm (ON),OFF:2,RET:1372,INA:565,ON:1940,RET-LOGIC-OFF:0 mpu_pwrdm (ON),OFF:2,RET:1372,INA:565,ON:1940,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 iva2_pwrdm (OFF),OFF:1,RET:1,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0 usbhost_clkdm->usbhost_pwrdm (1) sgx_clkdm->sgx_pwrdm (0) per_clkdm->per_pwrdm (14) cam_clkdm->cam_pwrdm (0) dss_clkdm->dss_pwrdm (1) d2d_clkdm->core_pwrdm (0) iva2_clkdm->iva2_pwrdm (0) mpu_clkdm->mpu_pwrdm (0) core_l4_clkdm->core_pwrdm (27) core_l3_clkdm->core_pwrdm (1) neon_clkdm->neon_pwrdm (0) root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# ./test_rootfs_access_nonexistent_file__off_susp -sh: ./test_rootfs_access_nonexistent_file__off_susp: not found root@beagleboard:~# root@beagleboard:~# %% End off-mode double suspend UART wakeup test %% Start off-mode dynamic idle UART wakeup test for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.seria l | paste -s -d' '`; do echo 3000 > $u/power/autosuspend_delay_ms; done root@beagleboard:~# root@beagleboard:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.seria l | paste -s -d' '`; do ls -l $u/power/autosuspend_delay_ms; cat $u/power/autos uspend_delay_ms; done -rw-r--r-- 1 root root 4096 Jul 22 00:19 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jul 22 00:19 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jul 22 00:19 /sys/bus/platform/drivers/omap_uart/49020000.serial/power/autosuspend_delay_ms 3000 -rw-r--r-- 1 root root 4096 Jul 22 00:19 /sys/bus/platform/drivers/omap_uart/49042000.serial/power/autosuspend_delay_ms 3000 root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# cat /debug/pm_debug/count usbhost_pwrdm (ON),OFF:434,RET:1726,INA:0,ON:2161,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 sgx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 core_pwrdm (ON),OFF:25,RET:31,INA:4,ON:61,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 per_pwrdm (ON),OFF:28,RET:36,INA:0,ON:65,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 dss_pwrdm (ON),OFF:434,RET:1726,INA:0,ON:2161,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:1,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 neon_pwrdm (ON),OFF:29,RET:1547,INA:584,ON:2161,RET-LOGIC-OFF:0 mpu_pwrdm (ON),OFF:29,RET:1547,INA:584,ON:2161,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 iva2_pwrdm (OFF),OFF:1,RET:1,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0 usbhost_clkdm->usbhost_pwrdm (1) sgx_clkdm->sgx_pwrdm (0) per_clkdm->per_pwrdm (13) cam_clkdm->cam_pwrdm (0) dss_clkdm->dss_pwrdm (1) d2d_clkdm->core_pwrdm (0) iva2_clkdm->iva2_pwrdm (0) mpu_clkdm->mpu_pwrdm (0) core_l4_clkdm->core_pwrdm (20) core_l3_clkdm->core_pwrdm (1) neon_clkdm->neon_pwrdm (0) root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# root@beagleboard:~# ./test_rootfs_access_nonexistent_file__off_dyn -sh: ./test_rootfs_access_nonexistent_file__off_dyn: not found root@beagleboard:~# root@beagleboard:~# %% End off-mode dynamic idle UART wakeup test %% End PM consolidated quick test