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U-Boot 2011.06-dirty (Sep 04 2012 - 17:06:58)

OMAP3530-GP ES3.0, CPU-OPP2, L3-165MHz, Max CPU Clock 600 mHz
OMAP3 Beagle board + LPDDR/NAND
I2C:   ready
DRAM:  256 MiB
NAND:  256 MiB
MMC:   OMAP SD/MMC: 0
In:    serial
Out:   serial
Err:   serial
Beagle Rev C1/C2/C3
timed out in wait_for_pin: I2C_STAT=0
I2C read: I/O error
Unrecognized expansion board: 0
Die ID #5cf200030000000004013f7902012010
Hit any key to stop autoboot:  2  0 
OMAP3 beagleboard.org # 
OMAP3 beagleboard.org # loady 0x81000000
## Ready for binary (ymodem) download to 0x81000000 at 230400 bps...
CSending: uImage-dtb.omap3-beagle
Sending: 

Transfer complete
yzModem - CRC mode, 5(SOH)/4673(STX)/0(CAN) packets, 3 retries
## Total Size      = 0x00490546 = 4785478 Bytes
OMAP3 beagleboard.org # 
OMAP3 beagleboard.org # 
OMAP3 beagleboard.org # setenv bootargs console=ttyO2,230400n8 root=/dev/mmcblk0p2 rw rootfstype=ext3 rootwait earlyprintk
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:    4785414 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-rc1-00005-g1c7e36b (paul@nozomi) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Wed Jan 21 14:28:57 MST 2015
[    0.000000] CPU: ARMv7 Processor [411fc083] revision 3 (ARMv7), cr=10c5387d
[    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT nonaliasing instruction cache
[    0.000000] Machine model: TI OMAP3 BeagleBoard
[    0.000000] cma: Reserved 16 MiB at 0x8e800000
[    0.000000] Memory policy: Data cache writeback
[    0.000000] CPU: All CPU(s) started in SVC mode.
[    0.000000] OMAP3430/3530 ES3.0 (l2cache iva sgx neon isp )
[    0.000000] PERCPU: Embedded 11 pages/cpu @cfc3c000 s14912 r8192 d21952 u45056
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 64704
[    0.000000] Kernel command line: console=ttyO2,230400n8 root=/dev/mmcblk0p2 rw rootfstype=ext3 rootwait earlyprintk
[    0.000000] PID hash table entries: 1024 (order: 0, 4096 bytes)
[    0.000000] Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
[    0.000000] Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
[    0.000000] Memory: 223760K/261120K available (6190K kernel code, 674K rwdata, 2356K rodata, 428K init, 8221K bss, 20976K 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 : 0xd0800000 - 0xff000000   ( 744 MB)
[    0.000000]     lowmem  : 0xc0000000 - 0xd0000000   ( 256 MB)
[    0.000000]     pkmap   : 0xbfe00000 - 0xc0000000   (   2 MB)
[    0.000000]     modules : 0xbf000000 - 0xbfe00000   (  14 MB)
[    0.000000]       .text : 0xc0008000 - 0xc0860d40   (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): 26.0/332/500 MHz
[    0.000000] OMAP clockevent source: timer12 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
[    0.001586] Console: colour dummy device 80x30
[    0.001678] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[    0.001678] ... MAX_LOCKDEP_SUBCLASSES:  8
[    0.001708] ... MAX_LOCK_DEPTH:          48
[    0.001708] ... MAX_LOCKDEP_KEYS:        8191
[    0.001739] ... CLASSHASH_SIZE:          4096
[    0.001770] ... MAX_LOCKDEP_ENTRIES:     32768
[    0.001770] ... MAX_LOCKDEP_CHAINS:      65536
[    0.001800] ... CHAINHASH_SIZE:          32768
[    0.001800]  memory used by lock dependency info: 5167 kB
[    0.001831]  per task-struct memory footprint: 1152 bytes
[    0.001861] Calibrating delay loop... 469.40 BogoMIPS (lpj=2347008)
[    0.101043] pid_max: default: 32768 minimum: 301
[    0.101684] Security Framework initialized
[    0.101989] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.102050] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.107635] Initializing cgroup subsys memory
[    0.107757] Initializing cgroup subsys devices
[    0.107910] Initializing cgroup subsys freezer
[    0.108062] Initializing cgroup subsys blkio
[    0.108215] Initializing cgroup subsys perf_event
[    0.108367] CPU: Testing write buffer coherency: ok
[    0.110809] CPU0: thread -1, cpu 0, socket -1, mpidr 0
[    0.111022] Setting up static identity map for 0x805dd8d0 - 0x805dd940
[    0.117401] Brought up 1 CPUs
[    0.117431] CPU: All CPU(s) started in SVC mode.
[    0.123352] devtmpfs: initialized
[    0.127349] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 1
[    0.238372] omap_hwmod: mcbsp2_sidetone using broken dt data from mcbsp
[    0.241424] omap_hwmod: mcbsp3_sidetone using broken dt data from mcbsp
[    0.354370] pinctrl core: initialized pinctrl subsystem
[    0.489624] NET: Registered protocol family 16
[    0.501434] DMA: preallocated 256 KiB pool for atomic coherent allocations
[    0.505493] cpuidle: using governor ladder
[    0.505554] cpuidle: using governor menu
[    0.518005] Reprogramming SDRC clock to 332000000 Hz
[    0.534851] omap_gpio 48310000.gpio: could not find pctldev for node /ocp/pinmux@48002a00/pinmux_gpio1_pins, deferring probe
[    0.534942] platform 48310000.gpio: Driver omap_gpio requests probe deferral
[    0.540496] OMAP GPIO hardware version 2.5
[    0.559051] irq: no irq domain found for /ocp/pinmux@48002030 !
[    0.594970] omap-gpmc 6e000000.gpmc: GPMC revision 5.0
[    0.610656] No ATAGs?
[    0.610717] hw-breakpoint: debug architecture 0x4 unsupported.
[    0.615905] OMAP DMA hardware revision 4.0
[    0.741516] omap-dma-engine 48056000.dma-controller: OMAP DMA engine driver
[    0.743469] platform hsusb2_power_reg: Driver reg-fixed-voltage requests probe deferral
[    0.750885] SCSI subsystem initialized
[    0.753662] usbcore: registered new interface driver usbfs
[    0.753997] usbcore: registered new interface driver hub
[    0.754302] usbcore: registered new device driver usb
[    0.755676] platform hsusb2_phy: Driver usb_phy_generic requests probe deferral
[    0.764587] omap_i2c 48070000.i2c: bus 0 rev3.3 at 2600 kHz
[    0.766784] omap_i2c 48072000.i2c: bus 1 rev3.3 at 100 kHz
[    0.768768] omap_i2c 48060000.i2c: bus 2 rev3.3 at 100 kHz
[    0.777160] Switched to clocksource 32k_counter
[    1.071716] NET: Registered protocol family 2
[    1.074737] TCP established hash table entries: 2048 (order: 1, 8192 bytes)
[    1.075012] TCP bind hash table entries: 2048 (order: 4, 73728 bytes)
[    1.076385] TCP: Hash tables configured (established 2048 bind 2048)
[    1.076873] TCP: reno registered
[    1.077056] UDP hash table entries: 256 (order: 2, 20480 bytes)
[    1.077453] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes)
[    1.079559] NET: Registered protocol family 1
[    1.082183] RPC: Registered named UNIX socket transport module.
[    1.082214] RPC: Registered udp transport module.
[    1.082244] RPC: Registered tcp transport module.
[    1.082275] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    1.084716] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available
[    1.095642] futex hash table entries: 256 (order: 2, 16384 bytes)
[    1.096069] audit: initializing netlink subsys (disabled)
[    1.096557] audit: type=2000 audit(1.120:1): initialized
[    1.104705] VFS: Disk quotas dquot_6.5.2
[    1.105010] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[    1.109802] NFS: Registering the id_resolver key type
[    1.110473] Key type id_resolver registered
[    1.110504] Key type id_legacy registered
[    1.110839] jffs2: version 2.2. (NAND) (SUMMARY)  © 2001-2006 Red Hat, Inc.
[    1.119140] io scheduler noop registered
[    1.119201] io scheduler deadline registered
[    1.119384] io scheduler cfq registered (default)
[    1.125305] pinctrl-single 48002030.pinmux: 284 pins at pa fa002030 size 568
[    1.126342] pinctrl-single 48002a00.pinmux: 46 pins at pa fa002a00 size 92
[    1.128356] pinctrl-single 480025d8.pinmux: 18 pins at pa fa0025d8 size 36
[    1.139038] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[    1.151458] omap_uart 4806a000.serial: no wakeirq for uart0
[    1.152435] omap_uart 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 192, base_baud = 3000000) is a OMAP UART0
[    1.155883] omap_uart 4806c000.serial: no wakeirq for uart0
[    1.156555] omap_uart 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 193, base_baud = 3000000) is a OMAP UART1
[    1.160339] omap_uart 49020000.serial: ttyO2 at MMIO 0x49020000 (irq = 194, base_baud = 3000000) is a OMAP UART2
[    1.564941] console [ttyO2] enabled
[    1.614044] brd: module loaded
[    1.642303] loop: module loaded
[    1.659881] twl 0-0048: PIH (irq 265) chaining IRQs 266..274
[    1.663635] twl 0-0048: power (irq 271) chaining IRQs 274..281
[    1.745056] twl4030_gpio twl4030-gpio: gpio (irq 266) chaining IRQs 282..299
[    1.769531] mtdoops: mtd device (mtddev=name/number) must be supplied
[    1.788482] usbcore: registered new interface driver asix
[    1.791717] usbcore: registered new interface driver ax88179_178a
[    1.795288] usbcore: registered new interface driver cdc_ether
[    1.798950] usbcore: registered new interface driver smsc95xx
[    1.802368] usbcore: registered new interface driver net1080
[    1.805694] usbcore: registered new interface driver cdc_subset
[    1.809265] usbcore: registered new interface driver zaurus
[    1.812744] usbcore: registered new interface driver cdc_ncm
[    1.818023] usbcore: registered new interface driver cdc_wdm
[    1.821502] usbcore: registered new interface driver usb-storage
[    1.825134] usbcore: registered new interface driver usbtest
[    1.832885] mousedev: PS/2 mouse device common for all mice
[    1.837890] twl4030_keypad 48070000.i2c:twl@48:keypad: OF: linux,keymap property not defined in /ocp/i2c@48070000/twl@48/keypad
[    1.844177] twl4030_keypad 48070000.i2c:twl@48:keypad: Failed to build keymap
[    1.848236] twl4030_keypad: probe of 48070000.i2c:twl@48:keypad failed with error -2
[    1.857910] input: twl4030_pwrbutton as /devices/platform/68000000.ocp/48070000.i2c/i2c-0/0-0048/48070000.i2c:twl@48:pwrbutton/input/input1
[    1.871154] twl_rtc 48070000.i2c:twl@48:rtc: Power up reset detected.
[    1.874969] twl_rtc 48070000.i2c:twl@48:rtc: Enabling TWL-RTC
[    1.884643] twl_rtc 48070000.i2c:twl@48:rtc: rtc core: registered 48070000.i2c:twl@48 as rtc0
[    1.890960] i2c /dev entries driver
[    1.897766] Driver for 1-wire Dallas network protocol.
[    1.906280] omap_wdt: OMAP Watchdog Timer Rev 0x31: initial timeout 60 sec
[    1.913696] Driver 'mmcblk' needs updating - please use bus_type methods
[    1.979919] ledtrig-cpu: registered to indicate activity on CPUs
[    1.984405] usbcore: registered new interface driver usbhid
[    1.987579] usbhid: USB HID core driver
[    1.993286] oprofile: using arm/armv7
[    1.996612] TCP: cubic registered
[    1.998687] Initializing XFRM netlink socket
[    2.001281] NET: Registered protocol family 17
[    2.003875] NET: Registered protocol family 15
[    2.007080] Key type dns_resolver registered
[    2.009887] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu_iva
[    2.013824] omap2_set_init_voltage: unable to set vdd_mpu_iva
[    2.017089] omap2_set_init_voltage: unable to find boot up OPP for vdd_core
[    2.020874] omap2_set_init_voltage: unable to set vdd_core
[    2.027648] PM: no software I/O chain control; some wakeups may be lost
[    2.034484] ThumbEE CPU extension supported.
[    2.036987] Registering SWP/SWPB emulation handler
[    2.039642] SmartReflex Class3 initialized
[    2.073822] input: gpio_keys as /devices/platform/gpio_keys/input/input2
[    2.081878] twl_rtc 48070000.i2c:twl@48:rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
[    2.087188] sr_init: No PMIC hook to init smartreflex
[    2.090759] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized
[    2.095428] smartreflex smartreflex.0: omap_sr_probe: smartreflex_mpu_iva: No Voltage table for the corresponding vdd. Cannot create debugfs entries for n-values
[    2.104278] smartreflex: probe of smartreflex.0 failed with error -61
[    2.108245] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized
[    2.112854] smartreflex smartreflex.1: omap_sr_probe: smartreflex_core: No Voltage table for the corresponding vdd. Cannot create debugfs entries for n-values
[    2.121032] smartreflex: probe of smartreflex.1 failed with error -61
[    2.124786] sr_init: platform driver register failed for SR
[    2.242828] hsusb2_vbus: disabling
[    2.246551] VUSB3V1: disabling
[    2.249877] VUSB1V8: disabling
[    2.253692] VUSB1V5: disabling
[    2.257507] VDAC: disabling
[    2.260620] VAUX3: disabling
[    2.262481] mmc0: host does not support reading read-only switch, assuming write-enable
[    2.273925] Waiting for root device /dev/mmcblk0p2...
[    2.278320] mmc0: new SD card at address 8001
[    2.284820] mmcblk0: mmc0:8001 SD02G 1.89 GiB 
[    2.295379]  mmcblk0: p1 p2
[    3.690246] kjournald starting.  Commit interval 5 seconds
[    3.693817] EXT3-fs (mmcblk0p2): warning: maximal mount count reached, running e2fsck is recommended
[    3.878997] EXT3-fs (mmcblk0p2): using internal journal
[    3.886840] EXT3-fs (mmcblk0p2): recovery complete
[    3.889587] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode
[    3.893524] VFS: Mounted root (ext3 filesystem) on device 179:2.
[    3.903594] devtmpfs: mounted
[    3.907104] Freeing unused kernel memory: 428K (c0861000 - c08cc000)
INIT: version 2.86 booting
Starting the hotplug events dispatcher udevd
[    5.318298] udevd (91): /proc/91/oom_adj is deprecated, please use /proc/91/oom_score_adj instead.
Synthesizing the initial hotplug events
[   18.907806] 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-rc1-00005-g1c7e36b: No such file or directory
FATAL: Could not open /lib/modules/3.19.0-rc1-00005-g1c7e36b/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-rc1-00005-g1c7e36b/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-00005-g1c7e36b/modules.dep: No such file or directory

ifconfig: SIOCGIFFLAGS: No such device
modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-00005-g1c7e36b/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-00005-g1c7e36b/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-00005-g1c7e36b/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-00005-g1c7e36b/modules.dep: No such file or directory

eth0      No such device

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-00005-g1c7e36b/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-00005-g1c7e36b/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...
[   27.691650] random: nonblocking pool is initialized
/usr/sbin/alsactl: load_state:1327: No soundcards found...
Starting Dropbear SSH server: modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-00005-g1c7e36b/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-00005-g1c7e36b/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: hcidmodprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-00005-g1c7e36b/modules.dep: No such file or directory

 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[1433]: root login  on `ttyO2'

root@beagleboard:~# 
root@beagleboard:~# %% Start PM consolidated quick test


%% Preparation


root@beagleboard:~# 
root@beagleboard:~# 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@beagleboard:~# 
root@beagleboard:~# mkdir -p /debug; mount -t debugfs none /debug
mount: none already mounted or /debug busy
mount: according to mtab, debugfs is already mounted on /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:~# 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
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:1013,INA:0,ON:1014,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:1013,INA:0,ON:1014,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:568,INA:445,ON:1014,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:568,INA:444,ON:1013,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 (12)
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 (22)
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
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
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
for u in `ls -1d /sys/class/tty/ttyO* | paste -s -d' '`; do ls -l $u/power/control; cat $u/power/control; done

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
echo mem > /sys/power/state

-rw-r--r--    1 root     root         4096 Jul 22 00:18 /sys/class/tty/ttyO2/power/control
auto
root@beagleboard:~# 
root@beagleboard:~# echo mem > /sys/power/state
[   39.114410] PM: Syncing filesystems ... done.
[   39.669891] Freezing user space processes ... (elapsed 0.005 seconds) done.
[   39.678985] Freezing remaining freezable tasks ... (elapsed 0.003 seconds) done.
[   39.686737] Suspending console(s) (use no_console_suspend to debug)
[   39.730377] PM: suspend of devices complete after 31.463 msecs
[   39.741333] PM: late suspend of devices complete after 10.894 msecs
[   39.753265] PM: noirq suspend of devices complete after 11.901 msecs
[   39.753448] Disabling non-boot CPUs ...
[   39.753479] Successfully put all powerdomains to target state
[   39.760284] PM: noirq resume of devices complete after 6.683 msecs
[   39.760528] In-band Error seen by MPU  at address 0
[   39.760559] ------------[ cut here ]------------
[   39.760589] WARNING: CPU: 0 PID: 1487 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124()
[   39.760589] Modules linked in:
[   39.760620] CPU: 0 PID: 1487 Comm: echo Not tainted 3.19.0-rc1-00005-g1c7e36b #1
[   39.760620] Hardware name: Generic OMAP3-GP (Flattened Device Tree)
[   39.760681] [<c00154b4>] (unwind_backtrace) from [<c0011b7c>] (show_stack+0x10/0x14)
[   39.760711] [<c0011b7c>] (show_stack) from [<c05d5270>] (dump_stack+0x80/0x9c)
[   39.760742] [<c05d5270>] (dump_stack) from [<c003e114>] (warn_slowpath_common+0x78/0xb4)
[   39.760772] [<c003e114>] (warn_slowpath_common) from [<c003e16c>] (warn_slowpath_null+0x1c/0x24)
[   39.760803] [<c003e16c>] (warn_slowpath_null) from [<c033b0f4>] (omap3_l3_app_irq+0xcc/0x124)
[   39.760803] [<c033b0f4>] (omap3_l3_app_irq) from [<c008d340>] (handle_irq_event_percpu+0x60/0x1f4)
[   39.760833] [<c008d340>] (handle_irq_event_percpu) from [<c008d510>] (handle_irq_event+0x3c/0x5c)
[   39.760864] [<c008d510>] (handle_irq_event) from [<c00901e8>] (handle_level_irq+0xb4/0x13c)
[   39.760894] [<c00901e8>] (handle_level_irq) from [<c008cbe8>] (generic_handle_irq+0x20/0x30)
[   39.760894] [<c008cbe8>] (generic_handle_irq) from [<c008cd00>] (__handle_domain_irq+0x68/0xdc)
[   39.760925] [<c008cd00>] (__handle_domain_irq) from [<c00086e4>] (omap_intc_handle_irq+0xb4/0xc4)
[   39.760955] [<c00086e4>] (omap_intc_handle_irq) from [<c05dbaa4>] (__irq_svc+0x44/0x5c)
[   39.760955] Exception stack(0xce55bdd0 to 0xce55be18)
[   39.760986] bdc0:                                     00000001 ce57d6e8 00000000 ce57d100
[   39.760986] bde0: 60000013 ce152860 ce152860 c0921a98 00000000 c0945464 60000013 c09216b0
[   39.761016] be00: c0abe898 ce55be18 c008372c c05db5f4 20000013 ffffffff
[   39.761047] [<c05dbaa4>] (__irq_svc) from [<c05db5f4>] (_raw_spin_unlock_irqrestore+0x34/0x44)
[   39.761077] [<c05db5f4>] (_raw_spin_unlock_irqrestore) from [<c0093e18>] (resume_irqs+0x84/0xdc)
[   39.761108] [<c0093e18>] (resume_irqs) from [<c03aeab8>] (dpm_resume_noirq+0x210/0x2d4)
[   39.761138] [<c03aeab8>] (dpm_resume_noirq) from [<c008882c>] (suspend_devices_and_enter+0x324/0x600)
[   39.761169] [<c008882c>] (suspend_devices_and_enter) from [<c0088f04>] (pm_suspend+0x3fc/0x470)
[   39.761199] [<c0088f04>] (pm_suspend) from [<c0087504>] (state_store+0x68/0xb8)
[   39.761230] [<c0087504>] (state_store) from [<c0316c94>] (kobj_attr_store+0x14/0x20)
[   39.761260] [<c0316c94>] (kobj_attr_store) from [<c01b2030>] (sysfs_kf_write+0x4c/0x50)
[   39.761291] [<c01b2030>] (sysfs_kf_write) from [<c01b1408>] (kernfs_fop_write+0xf0/0x19c)
[   39.761291] [<c01b1408>] (kernfs_fop_write) from [<c0149bfc>] (vfs_write+0xa4/0x1ac)
[   39.761322] [<c0149bfc>] (vfs_write) from [<c0149f20>] (SyS_write+0x40/0x8c)
[   39.761352] [<c0149f20>] (SyS_write) from [<c000e820>] (ret_fast_syscall+0x0/0x48)
[   39.761352] ---[ end trace 181cc6457d6e195a ]---
[   39.770019] PM: early resume of devices complete after 7.385 msecs
[   39.950164] PM: resume of devices complete after 179.870 msecs
[   40.130798] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:0,RET:1158,INA:0,ON:1159,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:1158,INA:0,ON:1159,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:704,INA:454,ON:1159,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:704,INA:453,ON:1158,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 (12)
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
[   42.971832] PM: Syncing filesystems ... done.
[   43.699523] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   43.705566] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   43.712066] Suspending console(s) (use no_console_suspend to debug)
[   43.742767] PM: suspend of devices complete after 18.981 msecs
[   43.753784] PM: late suspend of devices complete after 10.986 msecs
[   43.764923] PM: noirq suspend of devices complete after 11.077 msecs
[   43.764953] Disabling non-boot CPUs ...
[   43.764984] Successfully put all powerdomains to target state
[   43.771484] PM: noirq resume of devices complete after 6.408 msecs
[   43.771667] In-band Error seen by MPU  at address 0
[   43.771667] ------------[ cut here ]------------
[   43.771697] WARNING: CPU: 0 PID: 1491 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124()
[   43.771728] Modules linked in:
[   43.771759] CPU: 0 PID: 1491 Comm: echo Tainted: G        W      3.19.0-rc1-00005-g1c7e36b #1
[   43.771759] Hardware name: Generic OMAP3-GP (Flattened Device Tree)
[   43.771820] [<c00154b4>] (unwind_backtrace) from [<c0011b7c>] (show_stack+0x10/0x14)
[   43.771850] [<c0011b7c>] (show_stack) from [<c05d5270>] (dump_stack+0x80/0x9c)
[   43.771881] [<c05d5270>] (dump_stack) from [<c003e114>] (warn_slowpath_common+0x78/0xb4)
[   43.771881] [<c003e114>] (warn_slowpath_common) from [<c003e16c>] (warn_slowpath_null+0x1c/0x24)
[   43.771911] [<c003e16c>] (warn_slowpath_null) from [<c033b0f4>] (omap3_l3_app_irq+0xcc/0x124)
[   43.771942] [<c033b0f4>] (omap3_l3_app_irq) from [<c008d340>] (handle_irq_event_percpu+0x60/0x1f4)
[   43.771972] [<c008d340>] (handle_irq_event_percpu) from [<c008d510>] (handle_irq_event+0x3c/0x5c)
[   43.772003] [<c008d510>] (handle_irq_event) from [<c00901e8>] (handle_level_irq+0xb4/0x13c)
[   43.772003] [<c00901e8>] (handle_level_irq) from [<c008cbe8>] (generic_handle_irq+0x20/0x30)
[   43.772033] [<c008cbe8>] (generic_handle_irq) from [<c008cd00>] (__handle_domain_irq+0x68/0xdc)
[   43.772064] [<c008cd00>] (__handle_domain_irq) from [<c00086e4>] (omap_intc_handle_irq+0xb4/0xc4)
[   43.772064] [<c00086e4>] (omap_intc_handle_irq) from [<c05dbaa4>] (__irq_svc+0x44/0x5c)
[   43.772094] Exception stack(0xce55bdd0 to 0xce55be18)
[   43.772094] bdc0:                                     00000001 ce57d6e8 00000000 ce57d100
[   43.772125] bde0: 60000013 ce152860 ce152860 c0921a98 00000000 c0945464 60000013 c09216b0
[   43.772155] be00: c0abe898 ce55be18 c008372c c05db5f4 20000013 ffffffff
[   43.772186] [<c05dbaa4>] (__irq_svc) from [<c05db5f4>] (_raw_spin_unlock_irqrestore+0x34/0x44)
[   43.772186] [<c05db5f4>] (_raw_spin_unlock_irqrestore) from [<c0093e18>] (resume_irqs+0x84/0xdc)
[   43.772216] [<c0093e18>] (resume_irqs) from [<c03aeab8>] (dpm_resume_noirq+0x210/0x2d4)
[   43.772277] [<c03aeab8>] (dpm_resume_noirq) from [<c008882c>] (suspend_devices_and_enter+0x324/0x600)
[   43.772308] [<c008882c>] (suspend_devices_and_enter) from [<c0088f04>] (pm_suspend+0x3fc/0x470)
[   43.772308] [<c0088f04>] (pm_suspend) from [<c0087504>] (state_store+0x68/0xb8)
[   43.772338] [<c0087504>] (state_store) from [<c0316c94>] (kobj_attr_store+0x14/0x20)
[   43.772369] [<c0316c94>] (kobj_attr_store) from [<c01b2030>] (sysfs_kf_write+0x4c/0x50)
[   43.772399] [<c01b2030>] (sysfs_kf_write) from [<c01b1408>] (kernfs_fop_write+0xf0/0x19c)
[   43.772430] [<c01b1408>] (kernfs_fop_write) from [<c0149bfc>] (vfs_write+0xa4/0x1ac)
[   43.772460] [<c0149bfc>] (vfs_write) from [<c0149f20>] (SyS_write+0x40/0x8c)
[   43.772460] [<c0149f20>] (SyS_write) from [<c000e820>] (ret_fast_syscall+0x0/0x48)
[   43.772491] ---[ end trace 181cc6457d6e195b ]---
[   43.781097] PM: early resume of devices complete after 7.324 msecs
[   43.959472] PM: resume of devices complete after 178.222 msecs
[   44.139556] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:0,RET:1300,INA:0,ON:1301,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:1300,INA:0,ON:1301,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:841,INA:459,ON:1301,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:841,INA:458,ON:1300,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 (12)
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
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:0,RET:1585,INA:0,ON:1586,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:10,ON:41,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:0,RET:41,INA:0,ON:42,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:0,RET:1585,INA:0,ON:1586,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:1108,INA:477,ON:1586,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:1108,INA:476,ON:1585,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 (12)
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
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
[   64.787292] PM: Syncing filesystems ... done.
[   65.174499] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   65.180633] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   65.187133] Suspending console(s) (use no_console_suspend to debug)
[   65.218139] PM: suspend of devices complete after 19.226 msecs
[   65.229125] PM: late suspend of devices complete after 10.955 msecs
[   65.240356] PM: noirq suspend of devices complete after 11.199 msecs
[   65.240386] Disabling non-boot CPUs ...
[   65.240417] Successfully put all powerdomains to target state
[   65.260711] PM: noirq resume of devices complete after 20.172 msecs
[   65.260894] In-band Error seen by MPU  at address 0
[   65.260894] ------------[ cut here ]------------
[   65.260925] WARNING: CPU: 0 PID: 1528 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124()
[   65.260955] Modules linked in:
[   65.260955] CPU: 0 PID: 1528 Comm: echo Tainted: G        W      3.19.0-rc1-00005-g1c7e36b #1
[   65.260986] Hardware name: Generic OMAP3-GP (Flattened Device Tree)
[   65.261047] [<c00154b4>] (unwind_backtrace) from [<c0011b7c>] (show_stack+0x10/0x14)
[   65.261077] [<c0011b7c>] (show_stack) from [<c05d5270>] (dump_stack+0x80/0x9c)
[   65.261108] [<c05d5270>] (dump_stack) from [<c003e114>] (warn_slowpath_common+0x78/0xb4)
[   65.261108] [<c003e114>] (warn_slowpath_common) from [<c003e16c>] (warn_slowpath_null+0x1c/0x24)
[   65.261138] [<c003e16c>] (warn_slowpath_null) from [<c033b0f4>] (omap3_l3_app_irq+0xcc/0x124)
[   65.261169] [<c033b0f4>] (omap3_l3_app_irq) from [<c008d340>] (handle_irq_event_percpu+0x60/0x1f4)
[   65.261199] [<c008d340>] (handle_irq_event_percpu) from [<c008d510>] (handle_irq_event+0x3c/0x5c)
[   65.261230] [<c008d510>] (handle_irq_event) from [<c00901e8>] (handle_level_irq+0xb4/0x13c)
[   65.261230] [<c00901e8>] (handle_level_irq) from [<c008cbe8>] (generic_handle_irq+0x20/0x30)
[   65.261260] [<c008cbe8>] (generic_handle_irq) from [<c008cd00>] (__handle_domain_irq+0x68/0xdc)
[   65.261291] [<c008cd00>] (__handle_domain_irq) from [<c00086e4>] (omap_intc_handle_irq+0xb4/0xc4)
[   65.261291] [<c00086e4>] (omap_intc_handle_irq) from [<c05dbaa4>] (__irq_svc+0x44/0x5c)
[   65.261322] Exception stack(0xce731dd0 to 0xce731e18)
[   65.261322] 1dc0:                                     00000001 ce6dd128 00000000 ce6dcb40
[   65.261352] 1de0: 60000153 ce152860 ce152860 c0921a98 00000000 c0945464 60000153 c09216b0
[   65.261383] 1e00: c0abe898 ce731e18 c008372c c05db5f4 20000153 ffffffff
[   65.261413] [<c05dbaa4>] (__irq_svc) from [<c05db5f4>] (_raw_spin_unlock_irqrestore+0x34/0x44)
[   65.261413] [<c05db5f4>] (_raw_spin_unlock_irqrestore) from [<c0093e18>] (resume_irqs+0x84/0xdc)
[   65.261474] [<c0093e18>] (resume_irqs) from [<c03aeab8>] (dpm_resume_noirq+0x210/0x2d4)
[   65.261505] [<c03aeab8>] (dpm_resume_noirq) from [<c008882c>] (suspend_devices_and_enter+0x324/0x600)
[   65.261535] [<c008882c>] (suspend_devices_and_enter) from [<c0088f04>] (pm_suspend+0x3fc/0x470)
[   65.261535] [<c0088f04>] (pm_suspend) from [<c0087504>] (state_store+0x68/0xb8)
[   65.261596] [<c0087504>] (state_store) from [<c0316c94>] (kobj_attr_store+0x14/0x20)
[   65.261627] [<c0316c94>] (kobj_attr_store) from [<c01b2030>] (sysfs_kf_write+0x4c/0x50)
[   65.261627] [<c01b2030>] (sysfs_kf_write) from [<c01b1408>] (kernfs_fop_write+0xf0/0x19c)
[   65.261657] [<c01b1408>] (kernfs_fop_write) from [<c0149bfc>] (vfs_write+0xa4/0x1ac)
[   65.261688] [<c0149bfc>] (vfs_write) from [<c0149f20>] (SyS_write+0x40/0x8c)
[   65.261718] [<c0149f20>] (SyS_write) from [<c000e820>] (ret_fast_syscall+0x0/0x48)
[   65.261718] ---[ end trace 181cc6457d6e195c ]---
[   65.270355] PM: early resume of devices complete after 7.354 msecs
[   65.439331] PM: resume of devices complete after 168.853 msecs
[   65.619323] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:74,RET:1713,INA:0,ON:1788,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:10,ON:42,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:1,RET:41,INA:0,ON:43,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:74,RET:1713,INA:0,ON:1788,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:1297,INA:489,ON:1788,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:1,RET:1297,INA:488,ON:1787,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 (12)
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
[   68.456024] PM: Syncing filesystems ... done.
[   69.184356] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   69.190521] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   69.197051] Suspending console(s) (use no_console_suspend to debug)
[   69.228118] PM: suspend of devices complete after 19.165 msecs
[   69.239135] PM: late suspend of devices complete after 10.986 msecs
[   69.250305] PM: noirq suspend of devices complete after 11.138 msecs
[   69.250335] Disabling non-boot CPUs ...
[   69.250366] Successfully put all powerdomains to target state
[   69.270721] PM: noirq resume of devices complete after 20.233 msecs
[   69.270874] In-band Error seen by MPU  at address 0
[   69.270904] ------------[ cut here ]------------
[   69.270935] WARNING: CPU: 0 PID: 1530 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124()
[   69.270935] Modules linked in:
[   69.270965] CPU: 0 PID: 1530 Comm: echo Tainted: G        W      3.19.0-rc1-00005-g1c7e36b #1
[   69.270965] Hardware name: Generic OMAP3-GP (Flattened Device Tree)
[   69.271026] [<c00154b4>] (unwind_backtrace) from [<c0011b7c>] (show_stack+0x10/0x14)
[   69.271057] [<c0011b7c>] (show_stack) from [<c05d5270>] (dump_stack+0x80/0x9c)
[   69.271087] [<c05d5270>] (dump_stack) from [<c003e114>] (warn_slowpath_common+0x78/0xb4)
[   69.271118] [<c003e114>] (warn_slowpath_common) from [<c003e16c>] (warn_slowpath_null+0x1c/0x24)
[   69.271148] [<c003e16c>] (warn_slowpath_null) from [<c033b0f4>] (omap3_l3_app_irq+0xcc/0x124)
[   69.271179] [<c033b0f4>] (omap3_l3_app_irq) from [<c008d340>] (handle_irq_event_percpu+0x60/0x1f4)
[   69.271209] [<c008d340>] (handle_irq_event_percpu) from [<c008d510>] (handle_irq_event+0x3c/0x5c)
[   69.271209] [<c008d510>] (handle_irq_event) from [<c00901e8>] (handle_level_irq+0xb4/0x13c)
[   69.271240] [<c00901e8>] (handle_level_irq) from [<c008cbe8>] (generic_handle_irq+0x20/0x30)
[   69.271270] [<c008cbe8>] (generic_handle_irq) from [<c008cd00>] (__handle_domain_irq+0x68/0xdc)
[   69.271270] [<c008cd00>] (__handle_domain_irq) from [<c00086e4>] (omap_intc_handle_irq+0xb4/0xc4)
[   69.271301] [<c00086e4>] (omap_intc_handle_irq) from [<c05dbaa4>] (__irq_svc+0x44/0x5c)
[   69.271331] Exception stack(0xce70fdd0 to 0xce70fe18)
[   69.271331] fdc0:                                     00000001 ce6dd128 00000000 ce6dcb40
[   69.271362] fde0: 60000153 ce152860 ce152860 c0921a98 00000000 c0945464 60000153 c09216b0
[   69.271362] fe00: c0abe898 ce70fe18 c008372c c05db5f4 20000153 ffffffff
[   69.271392] [<c05dbaa4>] (__irq_svc) from [<c05db5f4>] (_raw_spin_unlock_irqrestore+0x34/0x44)
[   69.271423] [<c05db5f4>] (_raw_spin_unlock_irqrestore) from [<c0093e18>] (resume_irqs+0x84/0xdc)
[   69.271453] [<c0093e18>] (resume_irqs) from [<c03aeab8>] (dpm_resume_noirq+0x210/0x2d4)
[   69.271514] [<c03aeab8>] (dpm_resume_noirq) from [<c008882c>] (suspend_devices_and_enter+0x324/0x600)
[   69.271514] [<c008882c>] (suspend_devices_and_enter) from [<c0088f04>] (pm_suspend+0x3fc/0x470)
[   69.271545] [<c0088f04>] (pm_suspend) from [<c0087504>] (state_store+0x68/0xb8)
[   69.271575] [<c0087504>] (state_store) from [<c0316c94>] (kobj_attr_store+0x14/0x20)
[   69.271606] [<c0316c94>] (kobj_attr_store) from [<c01b2030>] (sysfs_kf_write+0x4c/0x50)
[   69.271636] [<c01b2030>] (sysfs_kf_write) from [<c01b1408>] (kernfs_fop_write+0xf0/0x19c)
[   69.271667] [<c01b1408>] (kernfs_fop_write) from [<c0149bfc>] (vfs_write+0xa4/0x1ac)
[   69.271697] [<c0149bfc>] (vfs_write) from [<c0149f20>] (SyS_write+0x40/0x8c)
[   69.271697] [<c0149f20>] (SyS_write) from [<c000e820>] (ret_fast_syscall+0x0/0x48)
[   69.271728] ---[ end trace 181cc6457d6e195d ]---
[   69.280395] PM: early resume of devices complete after 7.385 msecs
[   69.429229] PM: resume of devices complete after 148.681 msecs
[   69.609405] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:218,RET:1713,INA:0,ON:1932,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:10,ON:43,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:2,RET:41,INA:0,ON:44,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:218,RET:1713,INA:0,ON:1932,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:1430,INA:499,ON:1932,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:2,RET:1430,INA:498,ON:1931,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 (12)
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
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:494,RET:1713,INA:0,ON:2208,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:24,RET:32,INA:15,ON:72,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:26,RET:46,INA:0,ON:73,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:494,RET:1713,INA:0,ON:2208,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:1665,INA:513,ON:2208,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:29,RET:1665,INA:512,ON:2207,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 (12)
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