U-Boot SPL 2012.07-00012-g391a28d (Dec 30 2012 - 17:40:39) OMAP4460 ES1.1 OMAP SD/MMC: 0 reading u-boot.img reading u-boot.bin mkimage signature not found - ih_magic = ea000014 reading u-boot.bin U-Boot 2012.07-00012-g391a28d (Dec 30 2012 - 17:40:39) CPU : OMAP4460 ES1.1 Board: OMAP4 Variscite SOM I2C: ready DRAM: 1 GiB MMC: OMAP SD/MMC: 0 Using default environment In: serial Out: serial Err: serial Net: Net Initialization Skipped No ethernet found. checking for preEnv.txt reading preEnv.txt 0 bytes read Loaded environment from preEnv.txt Importing preboot environment from mmc ... Hit any key to stop autoboot: 3  2  0 VAR-SOM-OM44 # VAR-SOM-OM44 # setenv bootargs 'console=ttyO2,115200n8 mem=1G@0x80000000 root=/dev/mmcblk1p2 ro rootwait earlyprintk ignore_loglevel fixrtc phy.smsc.gb_enable=false video=HDMI-A-1:1920x1080@60' VAR-SOM-OM44 # loady 0x81000000 ## Ready for binary (ymodem) download to 0x81000000 at 115200 bps... CSending: uImage-dtb.omap4-var-stk-om44 Sending: Transfer complete - CRC mode, 9(SOH)/3644(STX)/0(CAN) packets, 3 retries ## Total Size = 0x0038f367 = 3732327 Bytes VAR-SOM-OM44 # bootm 0x81000000 ## Booting kernel from Legacy Image at 81000000 ... Image Name: Linux- Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 3732263 Bytes = 3.6 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] Linux version 4.5.0-rc6-198561-gfc77dbd (paul@knihy) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Sun Feb 28 16:35:19 MST 2016 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine model: Variscite VAR-STK-OM44 [ 0.000000] debug: ignoring loglevel setting. [ 0.000000] cma: Reserved 16 MiB at 0xbe800000 [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] OMAP4: Map 0xbfe00000 to fe600000 for dram barrier [ 0.000000] On node 0 totalpages: 261632 [ 0.000000] free_area_init_node: node 0, pgdat c0cbaa40, node_mem_map ef6f9000 [ 0.000000] Normal zone: 1728 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 196608 pages, LIFO batch:31 [ 0.000000] HighMem zone: 65024 pages, LIFO batch:15 [ 0.000000] OMAP4460 ES1.1 [ 0.000000] PERCPU: Embedded 14 pages/cpu @ef696000 s24808 r8192 d24344 u57344 [ 0.000000] pcpu-alloc: s24808 r8192 d24344 u57344 alloc=14*4096 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 259904 [ 0.000000] Kernel command line: console=ttyO2,115200n8 mem=1G@0x80000000 root=/dev/mmcblk1p2 ro rootwait earlyprintk ignore_loglevel fixrtc phy.smsc.gb_enable=false video=HDMI-A-1:1920x1080@60 [ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes) [ 0.000000] Memory: 999480K/1046528K available (7381K kernel code, 770K rwdata, 2284K rodata, 1024K init, 8123K bss, 30664K reserved, 16384K cma-reserved, 243712K highmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB) [ 0.000000] vmalloc : 0xf0800000 - 0xff800000 ( 240 MB) [ 0.000000] lowmem : 0xc0000000 - 0xf0000000 ( 768 MB) [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [ 0.000000] .text : 0xc0008000 - 0xc0a707f8 (10658 kB) [ 0.000000] .init : 0xc0b00000 - 0xc0c00000 (1024 kB) [ 0.000000] .data : 0xc0c00000 - 0xc0cc0bd4 ( 771 kB) [ 0.000000] .bss : 0xc0cc3000 - 0xc14b1e60 (8124 kB) [ 0.000000] Running RCU self tests [ 0.000000] Hierarchical RCU implementation. [ 0.000000] RCU lockdep checking is enabled. [ 0.000000] Build-time adjustment of leaf fanout to 32. [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] L2C: platform modifies aux control register: 0x0e070000 -> 0x3e470000 [ 0.000000] L2C: DT/platform modifies aux control register: 0x0e070000 -> 0x3e470000 [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] OMAP L2C310: ROM does not support power control setting [ 0.000000] L2C-310 dynamic clock gating disabled, standby mode disabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x4e470000 [ 0.000000] ti_dt_clocks_register: failed to lookup clock node dss_fck [ 0.000000] ti_dt_clocks_register: failed to lookup clock node dss_fck [ 0.000000] ti_dt_clocks_register: failed to lookup clock node bandgap_fclk [ 0.000000] OMAP clockevent source: timer1 at 32768 Hz [ 0.000000] clocksource: 32k_counter: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 58327039986419 ns [ 0.000030] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps every 65535999984741ns [ 0.000030] OMAP clocksource: 32k_counter at 32768 Hz [ 0.001464] Console: colour dummy device 80x30 [ 0.001525] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.001525] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.001525] ... MAX_LOCK_DEPTH: 48 [ 0.001525] ... MAX_LOCKDEP_KEYS: 8191 [ 0.001556] ... CLASSHASH_SIZE: 4096 [ 0.001556] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.001556] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.001556] ... CHAINHASH_SIZE: 32768 [ 0.001586] memory used by lock dependency info: 5167 kB [ 0.001586] per task-struct memory footprint: 1536 bytes [ 0.001617] Calibrating delay loop... 1397.55 BogoMIPS (lpj=6987776) [ 0.079376] pid_max: default: 32768 minimum: 301 [ 0.079833] Security Framework initialized [ 0.079956] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.079986] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.083526] CPU: Testing write buffer coherency: ok [ 0.085144] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.085235] Setting up static identity map for 0x80100000 - 0x80100070 [ 0.179321] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.179962] Brought up 2 CPUs [ 0.179992] SMP: Total of 2 processors activated (2795.11 BogoMIPS). [ 0.179992] CPU: All CPU(s) started in SVC mode. [ 0.183227] devtmpfs: initialized [ 0.238891] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.239868] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.242065] pinctrl core: initialized pinctrl subsystem [ 0.247039] NET: Registered protocol family 16 [ 0.252410] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.257324] omap_hwmod: l3_main_3 using broken dt data from ocp [ 0.262023] omap_hwmod: l3_main_2 using broken dt data from ocp [ 0.469482] cpuidle: using governor menu [ 0.483551] gpiochip_add_data: registered GPIOs 0 to 31 on device: gpio [ 0.484832] OMAP GPIO hardware version 0.1 [ 0.486114] gpiochip_add_data: registered GPIOs 32 to 63 on device: gpio [ 0.488342] gpiochip_add_data: registered GPIOs 64 to 95 on device: gpio [ 0.490539] gpiochip_add_data: registered GPIOs 96 to 127 on device: gpio [ 0.492675] gpiochip_add_data: registered GPIOs 128 to 159 on device: gpio [ 0.494812] gpiochip_add_data: registered GPIOs 160 to 191 on device: gpio [ 0.516296] platform 4b501000.aes: Cannot lookup hwmod 'aes' [ 0.516815] platform 480a5000.des: Cannot lookup hwmod 'des' [ 0.524902] No ATAGs? [ 0.524993] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.525024] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.527374] OMAP DMA hardware revision 0.0 [ 0.584472] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver [ 0.586029] of_get_named_gpiod_flags: can't parse 'gpio' property of node '/fixedregulator-vbat[0]' [ 0.586883] reg-fixed-voltage wl12xx_vmmc: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_wl12xx_ctrl_pins, deferring probe [ 0.591339] SCSI subsystem initialized [ 0.591857] libata version 3.00 loaded. [ 0.592559] usb_phy_generic hsusb1_phy: could not find pctldev for node /ocp/l4@4a000000/l4@300000/pinmux@1e040/pinmux_hsusbb1_phy_clk_pins, deferring probe [ 0.593109] omap_i2c 48070000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c1_pins, deferring probe [ 0.593200] omap_i2c 48060000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c3_pins, deferring probe [ 0.593292] omap_i2c 48350000.i2c: could not find pctldev for node /ocp/l4@4a000000/scm@100000/pinmux@40/pinmux_i2c4_pins, deferring probe [ 0.593658] pps_core: LinuxPPS API ver. 1 registered [ 0.593658] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.593719] PTP clock support registered [ 0.597595] clocksource: Switched to clocksource 32k_counter [ 0.706848] VFS: Disk quotas dquot_6.6.0 [ 0.707000] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.740081] NET: Registered protocol family 2 [ 0.742156] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.742340] TCP bind hash table entries: 8192 (order: 6, 294912 bytes) [ 0.744873] TCP: Hash tables configured (established 8192 bind 8192) [ 0.745147] UDP hash table entries: 512 (order: 3, 40960 bytes) [ 0.745513] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes) [ 0.746612] NET: Registered protocol family 1 [ 0.748168] RPC: Registered named UNIX socket transport module. [ 0.748199] RPC: Registered udp transport module. [ 0.748199] RPC: Registered tcp transport module. [ 0.748199] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.753540] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 0.758972] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.759277] audit: initializing netlink subsys (disabled) [ 0.759490] audit: type=2000 audit(0.740:1): initialized [ 0.766387] NFS: Registering the id_resolver key type [ 0.766723] Key type id_resolver registered [ 0.766754] Key type id_legacy registered [ 0.766937] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 0.772186] bounce: pool size: 64 pages [ 0.772277] io scheduler noop registered [ 0.772308] io scheduler deadline registered [ 0.772369] io scheduler cfq registered (default) [ 0.775848] pinctrl-single 4a100040.pinmux: 203 pins at pa fc100040 size 406 [ 0.776580] pinctrl-single 4a31e040.pinmux: 28 pins at pa fc31e040 size 56 [ 0.783325] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.789184] omap_uart 4806a000.serial: no wakeirq for uart0 [ 0.789215] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806a000[0]' [ 0.789642] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 223, base_baud = 3000000) is a OMAP UART0 [ 0.791351] omap_uart 4806c000.serial: no wakeirq for uart1 [ 0.791381] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@4806c000[0]' [ 0.791625] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 224, base_baud = 3000000) is a OMAP UART1 [ 0.792785] omap_uart 48020000.serial: no wakeirq for uart2 [ 0.792816] of_get_named_gpiod_flags: can't parse 'rts-gpio' property of node '/ocp/serial@48020000[0]' [ 0.793060] 48020000.serial: ttyO2 at MMIO 0x48020000 (irq = 225, base_baud = 3000000) is a OMAP UART2 [ 1.772125] console [ttyO2] enabled [ 1.809509] brd: module loaded [ 1.833343] loop: module loaded [ 1.839691] mtdoops: mtd device (mtddev=name/number) must be supplied [ 1.853424] of_get_named_gpiod_flags: can't parse 'reset-gpios' property of node '/ocp/spi@48098000/eth@0[0]' [ 1.863891] spi1.0 supply vdd-io not found, using dummy regulator [ 1.870758] spi1.0 supply vdd not found, using dummy regulator [ 1.877014] ks8851 spi1.0: message enable is 0 [ 1.887634] ks8851 spi1.0 eth0: revision 1, MAC b6:2c:d4:59:23:bb, IRQ 202, no EEPROM [ 1.900604] mousedev: PS/2 mouse device common for all mice [ 1.906463] i2c /dev entries driver [ 1.911682] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer cd [ 1.917999] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 1.924835] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.934448] of_get_named_gpiod_flags: can't parse 'cd-gpio' property of node '/ocp/mmc@4809c000[0]' [ 1.943939] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 1.951110] omap_hsmmc 4809c000.mmc: lookup for GPIO cd failed [ 1.957214] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer wp [ 1.963531] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 1.970397] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 1.980010] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@4809c000[0]' [ 1.989501] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 1.996520] omap_hsmmc 4809c000.mmc: lookup for GPIO wp failed [ 2.039276] omap_hsmmc 480d1000.mmc: GPIO lookup for consumer wp [ 2.045593] omap_hsmmc 480d1000.mmc: using device tree for GPIO lookup [ 2.052459] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d1000[0]' [ 2.062072] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d1000[0]' [ 2.071563] omap_hsmmc 480d1000.mmc: using lookup tables for GPIO lookup [ 2.078613] omap_hsmmc 480d1000.mmc: lookup for GPIO wp failed [ 2.108123] omap_hsmmc 480d5000.mmc: GPIO lookup for consumer cd [ 2.114410] omap_hsmmc 480d5000.mmc: using device tree for GPIO lookup [ 2.121337] of_get_named_gpiod_flags: parsed 'cd-gpios' property of node '/ocp/mmc@480d5000[0]' - status (0) [ 2.131744] omap_hsmmc 480d5000.mmc: Got CD GPIO [ 2.136566] omap_hsmmc 480d5000.mmc: GPIO lookup for consumer wp [ 2.142883] omap_hsmmc 480d5000.mmc: using device tree for GPIO lookup [ 2.149749] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d5000[0]' [ 2.159362] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d5000[0]' [ 2.168853] omap_hsmmc 480d5000.mmc: using lookup tables for GPIO lookup [ 2.175872] omap_hsmmc 480d5000.mmc: lookup for GPIO wp failed [ 2.218444] ledtrig-cpu: registered to indicate activity on CPUs [ 2.226013] oprofile: using arm/armv7-ca9 [ 2.231018] Initializing XFRM netlink socket [ 2.235900] NET: Registered protocol family 10 [ 2.243927] sit: IPv6 over IPv4 tunneling driver [ 2.250976] NET: Registered protocol family 17 [ 2.255676] NET: Registered protocol family 15 [ 2.260742] Key type dns_resolver registered [ 2.265502] twl: not initialized [ 2.268920] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.277313] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.285736] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.294158] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.302581] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.311004] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1375000 Vs max 1316660 [ 2.319396] twl6030_uv_to_vsel:OUT OF RANGE! non mapped vsel for 1410000 Vs max 1316660 [ 2.327850] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu [ 2.335052] omap2_set_init_voltage: unable to set vdd_mpu [ 2.340759] omap2_set_init_voltage: unable to find boot up OPP for vdd_core [ 2.348052] omap2_set_init_voltage: unable to set vdd_core [ 2.353820] omap2_set_init_voltage: unable to find boot up OPP for vdd_iva [ 2.361053] omap2_set_init_voltage: unable to set vdd_iva [ 2.368896] Power Management for TI OMAP4+ devices. [ 2.373992] OMAP4 PM: u-boot >= v2012.07 is required for full PM support [ 2.381347] ThumbEE CPU extension supported. [ 2.381347] Registering SWP/SWPB emulation handler [ 2.391967] SmartReflex Class3 initialized [ 2.403350] of_get_named_gpiod_flags: parsed 'gpio' property of node '/wl12xx_vmmc[0]' - status (0) [ 2.414642] usb_phy_generic hsusb1_phy: GPIO lookup for consumer reset [ 2.421539] usb_phy_generic hsusb1_phy: using device tree for GPIO lookup [ 2.428710] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/hsusb1_phy[0]' - status (0) [ 2.438812] no flags found for reset [ 2.438903] usb_phy_generic hsusb1_phy: GPIO lookup for consumer vbus-detect [ 2.450012] usb_phy_generic hsusb1_phy: using device tree for GPIO lookup [ 2.457153] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpios' property of node '/hsusb1_phy[0]' [ 2.467010] of_get_named_gpiod_flags: can't parse 'vbus-detect-gpio' property of node '/hsusb1_phy[0]' [ 2.476806] usb_phy_generic hsusb1_phy: using lookup tables for GPIO lookup [ 2.484161] usb_phy_generic hsusb1_phy: lookup for GPIO vbus-detect failed [ 2.499267] Skipping twl internal clock init and using bootloader value (unknown osc rate) [ 2.537719] hw-breakpoint: Failed to enable monitor mode on CPU 0. [ 2.545623] hw-breakpoint: CPU 0 failed to disable vector catch [ 2.552703] twl 0-0048: PIH (irq 327) nested IRQs [ 2.575805] VUSIM: failed to get the current voltage(-22) [ 2.584838] twl_reg 48070000.i2c:twl@48:regulator-vusim: can't register VUSIM, -22 [ 2.592773] twl_reg: probe of 48070000.i2c:twl@48:regulator-vusim failed with error -22 [ 2.613586] twl6040 0-004b: clk32k is not handled [ 2.627899] of_get_named_gpiod_flags: parsed 'ti,audpwron-gpio' property of node '/ocp/i2c@48070000/twl@4b[0]' - status (0) [ 2.643249] omap_i2c 48070000.i2c: bus 0 rev0.11 at 400 kHz [ 2.652160] omap_i2c 48060000.i2c: bus 2 rev0.11 at 400 kHz [ 2.658843] mmc0: host does not support reading read-only switch, assuming write-enable [ 2.660491] omap_i2c 48350000.i2c: bus 3 rev0.11 at 400 kHz [ 2.660491] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer cd [ 2.661437] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 2.661437] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.661437] of_get_named_gpiod_flags: can't parse 'cd-gpio' property of node '/ocp/mmc@4809c000[0]' [ 2.661468] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.661468] omap_hsmmc 4809c000.mmc: lookup for GPIO cd failed [ 2.661499] omap_hsmmc 4809c000.mmc: GPIO lookup for consumer wp [ 2.661499] omap_hsmmc 4809c000.mmc: using device tree for GPIO lookup [ 2.661499] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@4809c000[0]' [ 2.661499] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@4809c000[0]' [ 2.661529] omap_hsmmc 4809c000.mmc: using lookup tables for GPIO lookup [ 2.661529] omap_hsmmc 4809c000.mmc: lookup for GPIO wp failed [ 2.715728] omap_hsmmc 480d1000.mmc: GPIO lookup for consumer wp [ 2.715728] omap_hsmmc 480d1000.mmc: using device tree for GPIO lookup [ 2.716644] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@480d1000[0]' [ 2.716644] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@480d1000[0]' [ 2.716644] omap_hsmmc 480d1000.mmc: using lookup tables for GPIO lookup [ 2.716674] omap_hsmmc 480d1000.mmc: lookup for GPIO wp failed [ 2.771453] mmc1: host does not support reading read-only switch, assuming write-enable [ 2.773803] mmc1: new high speed SDHC card at address 0007 [ 2.776672] mmcblk0: mmc1:0007 SD08G 7.42 GiB [ 2.780548] mmcblk0: p1 p2 [ 2.832916] mmc0: new high speed SDHC card at address b368 [ 2.833190] hctosys: unable to open rtc device (rtc0) [ 2.833190] sr_init: No PMIC hook to init smartreflex [ 2.833557] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized [ 2.833557] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized [ 2.834808] smartreflex smartreflex.2: omap_sr_probe: SmartReflex driver initialized [ 2.875732] mmcblk1: mmc0:b368 USD 3.76 GiB [ 2.881805] VAUX1_6030: disabling [ 2.885559] mmcblk1: p1 p2 [ 2.885864] omap_hsmmc 480d1000.mmc: card claims to support voltages below defined range [ 2.888702] VDAC: disabling [ 2.889587] VANA: disabling [ 2.890594] VUSB: disabling [ 2.903808] mmc2: new SDIO card at address 0001 [ 2.915924] EXT4-fs (mmcblk1p2): couldn't mount as ext3 due to feature incompatibilities [ 2.928405] EXT4-fs (mmcblk1p2): INFO: recovery required on readonly filesystem [ 2.928558] EXT4-fs (mmcblk1p2): write access will be enabled during recovery [ 3.966125] EXT4-fs (mmcblk1p2): recovery complete [ 4.437835] EXT4-fs (mmcblk1p2): mounted filesystem with ordered data mode. Opts: (null) [ 4.437835] VFS: Mounted root (ext4 filesystem) readonly on device 179:10. [ 4.455810] devtmpfs: mounted [ 4.460052] Freeing unused kernel memory: 1024K (c0b00000 - c0c00000) modprobe: FATAL: Could not load /lib/modules/4.5.0-rc6-198561-gfc77dbd/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[ 5.304809] udevd[130]: starting version 172 . Synthesizing the initial hotplug events...done. Waiting for /dev to be fully populated...done. Activating swap...done. [ 7.328186] EXT4-fs (mmcblk1p2): warning: mounting fs with errors, running e2fsck is recommended [ 7.701690] EXT4-fs (mmcblk1p2): re-mounted. Opts: (null) Cleaning up ifupdown.... Setting up networking.... Loading kernel modules...done. Activating lvm and md swap...done. Checking file systems...fsck from util-linux 2.19.1 done. Mounting local filesystems...done. Activating swapfile swap...done. Cleaning up temporary files.... Configuring network interfaces...done. Cleaning up temporary files.... Setting kernel variables ...done. [ 11.481323] random: dd urandom read with 73 bits of entropy available INIT: Entering runlevel: 2 Using makefile-style concurrent boot in runlevel 2. Debian GNU/Linux wheezy/sid armel ttyO2 armel login: Debian GNU/Linux wheezy/sid armel ttyO2 armel login: Debian GNU/Linux wheezy/sid armel ttyO2 armel login: root Last login: Thu Jan 1 00:00:16 UTC 1970 on ttyO2 Linux armel 4.5.0-rc6-198561-gfc77dbd #1 SMP Sun Feb 28 16:35:19 MST 2016 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 root@armel:~# root@armel:~# echo 0 > /debug/pm_debug/enable_off_mode root@armel:~# root@armel:~# %% Baseline pm_debug count dump cat /debug/pm_debug/count cefuse_pwrdm (OFF),OFF:2,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0 always_on_core_pwrdm (ON),OFF:354,RET:0,INA:0,ON:355,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 (RET),OFF:0,RET:3,INA:0,ON:3,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_pwrdm (RET),OFF:1,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 mpu_pwrdm (ON),OFF:0,RET:266,INA:0,ON:267,RET-LOGIC-OFF:254,RET-MEMBANK1-OFF:266,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:354,RET:0,INA:0,ON:355,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:266,RET:0,INA:0,ON:267,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 dss_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:0,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 (2) 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 root@armel:~# root@armel:~# for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d[ 21.050048] random: nonblocking pool is initialized ' '`; 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 root@armel:~# root@armel:~# echo mem > /sys/power/state [ 21.268615] PM: Syncing filesystems ... done. [ 26.345397] PM: Preparing system for sleep (mem) [ 26.359924] Freezing user space processes ... (elapsed 0.005 seconds) done. [ 26.367797] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done. [ 26.378479] PM: Suspending system (mem) [ 26.378479] Suspending console(s) (use no_console_suspend to debug) [ 26.405059] PM: suspend of devices complete after 12.969 msecs [ 26.408905] PM: late suspend of devices complete after 3.845 msecs [ 26.414581] PM: noirq suspend of devices complete after 5.676 msecs [ 26.414703] Disabling non-boot CPUs ... [ 26.422607] [ 26.422607] =============================== [ 26.422637] [ INFO: suspicious RCU usage. ] [ 26.422637] 4.5.0-rc6-198561-gfc77dbd #1 Not tainted [ 26.422637] ------------------------------- [ 26.422637] kernel/sched/fair.c:5075 suspicious rcu_dereference_check() usage! [ 26.422637] [ 26.422637] other info that might help us debug this: [ 26.422637] [ 26.422668] [ 26.422668] RCU used illegally from offline CPU! [ 26.422668] rcu_scheduler_active = 1, debug_locks = 0 [ 26.422668] 3 locks held by swapper/1/0: [ 26.422668] #0: ((cpu_died).wait.lock){......}, at: [] complete+0x14/0x44 [ 26.422668] #1: (&p->pi_lock){-.-.-.}, at: [] try_to_wake_up+0x30/0x488 [ 26.422668] #2: (rcu_read_lock){......}, at: [] select_task_rq_fair+0x44/0xb58 [ 26.422668] [ 26.422668] stack backtrace: [ 26.422790] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.5.0-rc6-198561-gfc77dbd #1 [ 26.422790] Hardware name: Generic OMAP4 (Flattened Device Tree) [ 26.422790] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 26.422851] [] (show_stack) from [] (dump_stack+0xa8/0xe0) [ 26.422851] [] (dump_stack) from [] (select_task_rq_fair+0x970/0xb58) [ 26.422882] [] (select_task_rq_fair) from [] (try_to_wake_up+0x140/0x488) [ 26.422882] [] (try_to_wake_up) from [] (__wake_up_common+0x4c/0x80) [ 26.422912] [] (__wake_up_common) from [] (__wake_up_locked+0x14/0x1c) [ 26.422912] [] (__wake_up_locked) from [] (complete+0x34/0x44) [ 26.422943] [] (complete) from [] (arch_cpu_idle_dead+0x34/0x9c) [ 26.422943] [] (arch_cpu_idle_dead) from [] (cpu_startup_entry+0x388/0x3d0) [ 26.422943] [] (cpu_startup_entry) from [<8010160c>] (0x8010160c) [ 26.423004] CPU1: shutdown [ 26.537536] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 26.537536] Could not enter target state in pm_suspend [ 26.537536] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 26.537567] Enabling non-boot CPUs ... [ 26.599853] CPU1 is up [ 26.601135] PM: noirq resume of devices complete after 1.220 msecs [ 26.602600] PM: early resume of devices complete after 1.464 msecs [ 26.731719] PM: resume of devices complete after 129.119 msecs [ 26.969207] PM: Finishing wakeup. [ 26.981781] 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:642,RET:0,INA:0,ON:643,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 (RET),OFF:0,RET:5,INA:0,ON:5,RET-LOGIC-OFF:1,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_pwrdm (RET),OFF:1,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 mpu_pwrdm (ON),OFF:0,RET:511,INA:0,ON:512,RET-LOGIC-OFF:475,RET-MEMBANK1-OFF:511,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:641,RET:0,INA:0,ON:642,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:511,RET:0,INA:0,ON:512,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:1,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 dss_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:0,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:1,INA:0,ON:2,RET-LOGIC-OFF:1,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:1 l3_dma_clkdm->core_pwrdm (0) emu_sys_clkdm->emu_pwrdm (0) l4_wkup_clkdm->wkup_pwrdm (2) 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 (8) 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 [ 29.777648] PM: Syncing filesystems ... done. [ 29.820953] PM: Preparing system for sleep (mem) [ 29.826507] Freezing user space processes ... (elapsed 0.001 seconds) done. [ 29.835662] Freezing remaining freezable tasks ... (elapsed 0.006 seconds) done. [ 29.844757] PM: Suspending system (mem) [ 29.848785] Suspending console(s) (use no_console_suspend to debug) [ 29.860137] PM: suspend of devices complete after 4.699 msecs [ 29.861572] PM: late suspend of devices complete after 1.434 msecs [ 29.863311] PM: noirq suspend of devices complete after 1.739 msecs [ 29.863311] Disabling non-boot CPUs ... [ 29.864440] CPU1: shutdown [ 29.909393] Powerdomain (abe_pwrdm) didn't enter target state 1 [ 29.909393] Could not enter target state in pm_suspend [ 29.909393] A possible cause could be an old bootloader - try u-boot >= v2012.07 [ 29.909423] Enabling non-boot CPUs ... [ 29.959747] CPU1 is up [ 29.960998] PM: noirq resume of devices complete after 1.251 msecs [ 29.962432] PM: early resume of devices complete after 1.434 msecs [ 30.121917] PM: resume of devices complete after 159.484 msecs [ 30.181243] PM: Finishing wakeup. [ 30.197326] 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:732,RET:0,INA:0,ON:733,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 (RET),OFF:0,RET:7,INA:0,ON:7,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_pwrdm (RET),OFF:1,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 mpu_pwrdm (ON),OFF:0,RET:578,INA:0,ON:579,RET-LOGIC-OFF:538,RET-MEMBANK1-OFF:578,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:730,RET:0,INA:0,ON:731,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:578,RET:0,INA:0,ON:579,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 dss_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:0,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:2,INA:0,ON:3,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:2 l3_dma_clkdm->core_pwrdm (0) emu_sys_clkdm->emu_pwrdm (0) l4_wkup_clkdm->wkup_pwrdm (2) 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 (7) 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 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:1034,RET:0,INA:0,ON:1035,RET-LOGIC-OFF:0 l4per_pwrdm (ON),OFF:0,RET:5,INA:0,ON:6,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0 l3init_pwrdm (RET),OFF:0,RET:7,INA:0,ON:7,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0 cam_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 ivahd_pwrdm (RET),OFF:1,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 mpu_pwrdm (ON),OFF:0,RET:868,INA:0,ON:869,RET-LOGIC-OFF:818,RET-MEMBANK1-OFF:868,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 cpu1_pwrdm (ON),OFF:1030,RET:0,INA:0,ON:1031,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 cpu0_pwrdm (ON),OFF:868,RET:0,INA:0,ON:869,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 tesla_pwrdm (RET),OFF:1,RET:1,INA:0,ON:1,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0 dss_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0 abe_pwrdm (ON),OFF:0,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:84,INA:0,ON:85,RET-LOGIC-OFF:2,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0,RET-MEMBANK5-OFF:84 l3_dma_clkdm->core_pwrdm (0) emu_sys_clkdm->emu_pwrdm (0) l4_wkup_clkdm->wkup_pwrdm (2) 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 (4) 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 root@armel:~# root@armel:~# %% End retention dynamic idle UART wakeup test %% End PM consolidated quick test (retention only)