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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
xyzModem - CRC mode, 6(SOH)/4446(STX)/0(CAN) packets, 3 retries
## Total Size      = 0x004579bc = 4553148 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:    4553084 Bytes = 4.3 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 4.0.0-rc4-129971-g06e5801 (paul@knihy) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Sun Mar 15 23:37:26 MDT 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 12 pages/cpu @cfc3b000 s18496 r8192 d22464 u49152
[    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: 224220K/261120K available (5892K kernel code, 595K rwdata, 2264K rodata, 432K init, 8219K bss, 20516K 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 - 0xc07ff5c0   (8158 kB)
[    0.000000]       .init : 0xc0800000 - 0xc086c000   ( 432 kB)
[    0.000000]       .data : 0xc086c000 - 0xc0900e28   ( 596 kB)
[    0.000000]        .bss : 0xc0900e28 - 0xc1107b90   (8220 kB)
[    0.000000] Hierarchical RCU implementation.
[    0.000000] 	Additional per-CPU info printed with stalls.
[    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
[    0.001708] Console: colour dummy device 80x30
[    0.001800] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[    0.001831] ... MAX_LOCKDEP_SUBCLASSES:  8
[    0.001831] ... MAX_LOCK_DEPTH:          48
[    0.001861] ... MAX_LOCKDEP_KEYS:        8191
[    0.001861] ... CLASSHASH_SIZE:          4096
[    0.001892] ... MAX_LOCKDEP_ENTRIES:     32768
[    0.001892] ... MAX_LOCKDEP_CHAINS:      65536
[    0.001922] ... CHAINHASH_SIZE:          32768
[    0.001922]  memory used by lock dependency info: 5167 kB
[    0.001953]  per task-struct memory footprint: 1152 bytes
[    0.001983] Calibrating delay loop... 469.40 BogoMIPS (lpj=2347008)
[    0.091979] pid_max: default: 32768 minimum: 301
[    0.092651] Security Framework initialized
[    0.092956] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.092987] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.098754] Initializing cgroup subsys blkio
[    0.098815] Initializing cgroup subsys memory
[    0.098999] Initializing cgroup subsys devices
[    0.099151] Initializing cgroup subsys freezer
[    0.099395] Initializing cgroup subsys perf_event
[    0.099578] CPU: Testing write buffer coherency: ok
[    0.102203] CPU0: thread -1, cpu 0, socket -1, mpidr 0
[    0.102416] Setting up static identity map for 0x80595ac8 - 0x80595b38
[    0.109283] Brought up 1 CPUs
[    0.109313] SMP: Total of 1 processors activated (469.40 BogoMIPS).
[    0.109344] CPU: All CPU(s) started in SVC mode.
[    0.115692] devtmpfs: initialized
[    0.132385] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 1
[    0.242401] omap_hwmod: mcbsp2_sidetone using broken dt data from mcbsp
[    0.245544] omap_hwmod: mcbsp3_sidetone using broken dt data from mcbsp
[    0.358459] pinctrl core: initialized pinctrl subsystem
[    0.499328] NET: Registered protocol family 16
[    0.511871] DMA: preallocated 256 KiB pool for atomic coherent allocations
[    0.515869] cpuidle: using governor ladder
[    0.515930] cpuidle: using governor menu
[    0.528228] Reprogramming SDRC clock to 332000000 Hz
[    0.544036] omap_gpio 48310000.gpio: could not find pctldev for node /ocp/pinmux@48002a00/pinmux_gpio1_pins, deferring probe
[    0.544128] platform 48310000.gpio: Driver omap_gpio requests probe deferral
[    0.549865] OMAP GPIO hardware version 2.5
[    0.568023] irq: no irq domain found for /ocp/pinmux@48002030 !
[    0.601837] omap-gpmc 6e000000.gpmc: GPMC revision 5.0
[    0.617156] No ATAGs?
[    0.617187] hw-breakpoint: debug architecture 0x4 unsupported.
[    0.621948] OMAP DMA hardware revision 4.0
[    0.740081] omap-dma-engine 48056000.dma-controller: OMAP DMA engine driver
[    0.741973] platform hsusb2_power_reg: Driver reg-fixed-voltage requests probe deferral
[    0.749206] SCSI subsystem initialized
[    0.753295] platform hsusb2_phy: Driver usb_phy_generic requests probe deferral
[    0.757507] omap_i2c 48070000.i2c: bus 0 rev3.3 at 2600 kHz
[    0.759979] omap_i2c 48072000.i2c: bus 1 rev3.3 at 100 kHz
[    0.761993] omap_i2c 48060000.i2c: bus 2 rev3.3 at 100 kHz
[    0.770446] Switched to clocksource 32k_counter
[    1.048706] NET: Registered protocol family 2
[    1.052368] TCP established hash table entries: 2048 (order: 1, 8192 bytes)
[    1.052673] TCP bind hash table entries: 2048 (order: 4, 73728 bytes)
[    1.054046] TCP: Hash tables configured (established 2048 bind 2048)
[    1.054443] TCP: reno registered
[    1.054504] UDP hash table entries: 256 (order: 2, 20480 bytes)
[    1.054901] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes)
[    1.056671] NET: Registered protocol family 1
[    1.059509] RPC: Registered named UNIX socket transport module.
[    1.059539] RPC: Registered udp transport module.
[    1.059570] RPC: Registered tcp transport module.
[    1.059600] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    1.066650] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available
[    1.077880] futex hash table entries: 256 (order: 2, 16384 bytes)
[    1.078369] audit: initializing netlink subsys (disabled)
[    1.078857] audit: type=2000 audit(1.100:1): initialized
[    1.087432] VFS: Disk quotas dquot_6.5.2
[    1.087707] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[    1.092315] NFS: Registering the id_resolver key type
[    1.093017] Key type id_resolver registered
[    1.093048] Key type id_legacy registered
[    1.093383] jffs2: version 2.2. (NAND) (SUMMARY)  © 2001-2006 Red Hat, Inc.
[    1.102661] io scheduler noop registered
[    1.102691] io scheduler deadline registered
[    1.102813] io scheduler cfq registered (default)
[    1.107971] pinctrl-single 48002030.pinmux: 284 pins at pa fa002030 size 568
[    1.108947] pinctrl-single 48002a00.pinmux: 46 pins at pa fa002a00 size 92
[    1.110900] pinctrl-single 480025d8.pinmux: 18 pins at pa fa0025d8 size 36
[    1.119018] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[    1.132049] omap_uart 4806a000.serial: no wakeirq for uart0
[    1.132812] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 88, base_baud = 3000000) is a OMAP UART0
[    1.136383] omap_uart 4806c000.serial: no wakeirq for uart0
[    1.137115] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 89, base_baud = 3000000) is a OMAP UART1
[    1.140808] 49020000.serial: ttyO2 at MMIO 0x49020000 (irq = 90, base_baud = 3000000) is a OMAP UART2
[    1.541687] console [ttyO2] enabled
[    1.604339] brd: module loaded
[    1.641021] loop: module loaded
[    1.659027] twl 0-0048: PIH (irq 23) chaining IRQs 307..315
[    1.662841] twl 0-0048: power (irq 312) chaining IRQs 315..322
[    1.745513] twl4030_gpio twl4030-gpio: gpio (irq 307) chaining IRQs 323..340
[    1.765319] mtdoops: mtd device (mtddev=name/number) must be supplied
[    1.791900] mousedev: PS/2 mouse device common for all mice
[    1.795013] i2c /dev entries driver
[    1.801940] Driver 'mmcblk' needs updating - please use bus_type methods
[    1.861663] ledtrig-cpu: registered to indicate activity on CPUs
[    1.867645] oprofile: using arm/armv7
[    1.871215] TCP: cubic registered
[    1.873107] Initializing XFRM netlink socket
[    1.875701] NET: Registered protocol family 17
[    1.878265] NET: Registered protocol family 15
[    1.881469] Key type dns_resolver registered
[    1.884307] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu_iva
[    1.888244] omap2_set_init_voltage: unable to set vdd_mpu_iva
[    1.891540] omap2_set_init_voltage: unable to find boot up OPP for vdd_core
[    1.895355] omap2_set_init_voltage: unable to set vdd_core
[    1.902038] PM: no software I/O chain control; some wakeups may be lost
[    1.908813] ThumbEE CPU extension supported.
[    1.911346] Registering SWP/SWPB emulation handler
[    1.914031] SmartReflex Class3 initialized
[    1.952880] drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
[    1.956329] sr_init: No PMIC hook to init smartreflex
[    1.959869] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized
[    1.964721] smartreflex smartreflex.0: omap_sr_probe: smartreflex_mpu_iva: No Voltage table for the corresponding vdd. Cannot create debugfs entries for n-values
[    1.973327] smartreflex: probe of smartreflex.0 failed with error -61
[    1.977081] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized
[    1.981658] smartreflex smartreflex.1: omap_sr_probe: smartreflex_core: No Voltage table for the corresponding vdd. Cannot create debugfs entries for n-values
[    1.989807] smartreflex: probe of smartreflex.1 failed with error -61
[    1.993621] sr_init: platform driver register failed for SR
[    2.103363] hsusb2_vbus: disabling
[    2.108459] VUSB3V1: disabling
[    2.112030] VUSB1V8: disabling
[    2.115936] VUSB1V5: disabling
[    2.119506] VDAC: disabling
[    2.123199] VAUX3: disabling
[    2.125061] mmc0: host does not support reading read-only switch, assuming write-enable
[    2.135955] Waiting for root device /dev/mmcblk0p2...
[    2.139312] mmc0: new SD card at address 8001
[    2.146575] mmcblk0: mmc0:8001 SD02G 1.89 GiB 
[    2.156738]  mmcblk0: p1 p2
[    3.544433] kjournald starting.  Commit interval 5 seconds
[    3.548034] EXT3-fs (mmcblk0p2): warning: maximal mount count reached, running e2fsck is recommended
[    3.733276] EXT3-fs (mmcblk0p2): using internal journal
[    3.741546] EXT3-fs (mmcblk0p2): recovery complete
[    3.744201] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode
[    3.748138] VFS: Mounted root (ext3 filesystem) on device 179:2.
[    3.758483] devtmpfs: mounted
[    3.761962] Freeing unused kernel memory: 432K (c0800000 - c086c000)
INIT: version 2.86 booting
Starting the hotplug events dispatcher udevd
[    5.201477] udevd (90): /proc/90/oom_adj is deprecated, please use /proc/90/oom_score_adj instead.
Synthesizing the initial hotplug events
[   19.170745] 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/4.0.0-rc4-129971-g06e5801: No such file or directory
FATAL: Could not open /lib/modules/4.0.0-rc4-129971-g06e5801/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/4.0.0-rc4-129971-g06e5801/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc4-129971-g06e5801/modules.dep: No such file or directory

ifconfig: SIOCGIFFLAGS: No such device
modprobe: FATAL: Could not load /lib/modules/4.0.0-rc4-129971-g06e5801/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc4-129971-g06e5801/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc4-129971-g06e5801/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc4-129971-g06e5801/modules.dep: No such file or directory

eth0      No such device

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc4-129971-g06e5801/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc4-129971-g06e5801/modules.dep: No such file or directory

udhcpc: SIOCGIFINDEX: No such device
done.
Starting portmap daemon: portmap.
hwclock: can't open '/dev/misc/rtc': No such file or directory
Tue Jul 22 00:18:00 UTC 2008
hwclock: can't open '/dev/misc/rtc': No such file or directory
INIT: Entering runlevel: 5
ALSA: Restoring mixer settings...
/usr/sbin/alsactl: load_state:1327: No soundcards found...
Starting Dropbear SSH server: [   27.633514] random: dropbear urandom read with 128 bits of entropy available
modprobe: FATAL: Could not load /lib/modules/4.0.0-rc4-129971-g06e5801/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc4-129971-g06e5801/modules.dep: No such file[   27.668121] random: nonblocking pool is initialized
 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/4.0.0-rc4-129971-g06e5801/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[1367]: 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:1028,INA:0,ON:1029,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:1028,INA:0,ON:1029,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:521,INA:507,ON:1029,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:521,INA:507,ON:1029,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
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/ttyO2/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
echo mem > /sys/power/state

auto
-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
[   38.310485] PM: Syncing filesystems ... done.
[   38.921447] Freezing user space processes ... (elapsed 0.005 seconds) done.
[   38.931060] Freezing remaining freezable tasks ... (elapsed 0.003 seconds) done.
[   38.938476] Suspending console(s) (use no_console_suspend to debug)
[   38.972778] PM: suspend of devices complete after 22.369 msecs
[   38.983184] PM: late suspend of devices complete after 10.406 msecs
[   38.996063] PM: noirq suspend of devices complete after 12.817 msecs
[   38.996185] Disabling non-boot CPUs ...
[   38.996215] Successfully put all powerdomains to target state
[   39.002929] PM: noirq resume of devices complete after 6.622 msecs
[   39.011657] PM: early resume of devices complete after 7.171 msecs
[   39.183319] PM: resume of devices complete after 171.386 msecs
[   39.218109] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:0,RET:1136,INA:0,ON:1137,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:1136,INA:0,ON:1137,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:621,INA:515,ON:1137,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:621,INA:515,ON:1137,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
[   41.215332] PM: Syncing filesystems ... done.
[   41.945312] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   41.951538] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   41.958068] Suspending console(s) (use no_console_suspend to debug)
[   41.988891] PM: suspend of devices complete after 19.409 msecs
[   41.999725] PM: late suspend of devices complete after 10.803 msecs
[   42.010559] PM: noirq suspend of devices complete after 10.772 msecs
[   42.010589] Disabling non-boot CPUs ...
[   42.010620] Successfully put all powerdomains to target state
[   42.016845] PM: noirq resume of devices complete after 6.134 msecs
[   42.025482] PM: early resume of devices complete after 7.141 msecs
[   42.202728] PM: resume of devices complete after 177.124 msecs
[   42.236419] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:0,RET:1237,INA:0,ON:1238,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:1237,INA:0,ON:1238,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:715,INA:522,ON:1238,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:715,INA:522,ON:1238,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:1393,INA:0,ON:1394,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:11,INA:4,ON:16,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:0,RET:15,INA:0,ON:16,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:0,RET:1393,INA:0,ON:1394,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:866,INA:527,ON:1394,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:866,INA:527,ON:1394,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
[   63.033569] PM: Syncing filesystems ... done.
[   63.420196] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   63.426361] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   63.432983] Suspending console(s) (use no_console_suspend to debug)
[   63.462738] PM: suspend of devices complete after 18.371 msecs
[   63.473083] PM: late suspend of devices complete after 10.314 msecs
[   63.483947] PM: noirq suspend of devices complete after 10.803 msecs
[   63.483947] Disabling non-boot CPUs ...
[   63.483978] Successfully put all powerdomains to target state
[   63.504150] PM: noirq resume of devices complete after 20.080 msecs
[   63.512817] PM: early resume of devices complete after 7.141 msecs
[   63.682250] PM: resume of devices complete after 169.311 msecs
[   63.715972] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:56,RET:1479,INA:0,ON:1536,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:11,INA:4,ON:17,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:1,RET:15,INA:0,ON:17,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:56,RET:1479,INA:0,ON:1536,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:992,INA:542,ON:1536,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:1,RET:992,INA:542,ON:1536,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
[   65.700561] PM: Syncing filesystems ... done.
[   66.428466] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   66.434722] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   66.441223] Suspending console(s) (use no_console_suspend to debug)
[   66.471252] PM: suspend of devices complete after 18.646 msecs
[   66.481628] PM: late suspend of devices complete after 10.345 msecs
[   66.492431] PM: noirq suspend of devices complete after 10.742 msecs
[   66.492462] Disabling non-boot CPUs ...
[   66.492492] Successfully put all powerdomains to target state
[   66.512664] PM: noirq resume of devices complete after 20.050 msecs
[   66.521331] PM: early resume of devices complete after 7.141 msecs
[   66.692047] PM: resume of devices complete after 170.562 msecs
[   66.725799] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:162,RET:1479,INA:0,ON:1642,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:11,INA:4,ON:18,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:2,RET:15,INA:0,ON:18,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:162,RET:1479,INA:0,ON:1642,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:1091,INA:549,ON:1643,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:2,RET:1090,INA:549,ON:1642,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 00:18 /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:320,RET:1479,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:10,RET:14,INA:5,ON:30,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:13,RET:16,INA:0,ON:30,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:320,RET:1479,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:14,RET:1230,INA:556,ON:1801,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:14,RET:1229,INA:556,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 (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