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

OMAP3530-GP ES3.1, CPU-OPP2, L3-165MHz, Max CPU Clock 720 mHz
OMAP3 Beagle board + LPDDR/NAND
I2C:   ready
DRAM:  256 MiB
NAND:  512 MiB
MMC:   OMAP SD/MMC: 0
In:    serial
Out:   serial
Err:   serial
Beagle Rev C4
timed out in wait_for_pin: I2C_STAT=0
I2C read: I/O error
Unrecognized expansion board: 0
Die ID #668c000400000000040398d31601f008
Hit any key to stop autoboot:  3  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
zModem - CRC mode, 9(SOH)/3413(STX)/0(CAN) packets, 3 retries
## Total Size      = 0x00355739 = 3495737 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:    3495673 Bytes = 3.3 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 4.1.0-rc4-142972-ga55a744 (paul@knihy) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Mon Jun 1 19:29:40 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 ES3.1 (l2cache iva sgx neon isp )
[    0.000000] PERCPU: Embedded 13 pages/cpu @cfc38000 s22976 r8192 d22080 u53248
[    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: 223804K/261120K available (6215K kernel code, 739K rwdata, 2172K rodata, 448K init, 8220K bss, 20932K 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 - 0xc0839064   (8389 kB)
[    0.000000]       .init : 0xc083a000 - 0xc08aa000   ( 448 kB)
[    0.000000]       .data : 0xc08aa000 - 0xc0962ed8   ( 740 kB)
[    0.000000]        .bss : 0xc0965000 - 0xc116c350   (8221 kB)
[    0.000000] Running RCU self tests
[    0.000000] Hierarchical RCU implementation.
[    0.000000] 	RCU lockdep checking is enabled.
[    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
[    0.000000] clocksource 32k_counter: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 58327039986419 ns
[    0.000000] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps every 65535999984741ns
[    0.000030] OMAP clocksource: 32k_counter at 32768 Hz
[    0.001739] Console: colour dummy device 80x30
[    0.001861] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[    0.001861] ... MAX_LOCKDEP_SUBCLASSES:  8
[    0.001892] ... MAX_LOCK_DEPTH:          48
[    0.001892] ... MAX_LOCKDEP_KEYS:        8191
[    0.001922] ... CLASSHASH_SIZE:          4096
[    0.001922] ... MAX_LOCKDEP_ENTRIES:     32768
[    0.001953] ... MAX_LOCKDEP_CHAINS:      65536
[    0.001953] ... CHAINHASH_SIZE:          32768
[    0.001983]  memory used by lock dependency info: 5167 kB
[    0.001983]  per task-struct memory footprint: 1152 bytes
[    0.002044] Calibrating delay loop... 511.18 BogoMIPS (lpj=2555904)
[    0.099792] pid_max: default: 32768 minimum: 301
[    0.100494] Security Framework initialized
[    0.100830] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.100860] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.106964] Initializing cgroup subsys blkio
[    0.107055] Initializing cgroup subsys memory
[    0.107208] Initializing cgroup subsys devices
[    0.107391] Initializing cgroup subsys freezer
[    0.107635] Initializing cgroup subsys perf_event
[    0.107818] CPU: Testing write buffer coherency: ok
[    0.110687] CPU0: thread -1, cpu 0, socket -1, mpidr 0
[    0.110931] Setting up static identity map for 0x80008280 - 0x800082f0
[    0.119781] Brought up 1 CPUs
[    0.119812] SMP: Total of 1 processors activated (511.18 BogoMIPS).
[    0.119812] CPU: All CPU(s) started in SVC mode.
[    0.126892] devtmpfs: initialized
[    0.143951] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 1
[    0.258331] omap_hwmod: mcbsp2_sidetone using broken dt data from mcbsp
[    0.261444] omap_hwmod: mcbsp3_sidetone using broken dt data from mcbsp
[    0.376983] clocksource jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    0.381225] pinctrl core: initialized pinctrl subsystem
[    0.532562] NET: Registered protocol family 16
[    0.545104] DMA: preallocated 256 KiB pool for atomic coherent allocations
[    0.549530] cpuidle: using governor ladder
[    0.549560] cpuidle: using governor menu
[    0.561981] Reprogramming SDRC clock to 332000000 Hz
[    0.580474] omap_gpio 48310000.gpio: could not find pctldev for node /ocp/l4@48000000/scm@2000/pinmux@a00/pinmux_gpio1_pins, deferring probe
[    0.586700] OMAP GPIO hardware version 2.5
[    0.605712] irq: no irq domain found for /ocp/l4@48000000/scm@2000/pinmux@30 !
[    0.643066] omap-gpmc 6e000000.gpmc: GPMC revision 5.0
[    0.643432] gpmc_mem_init: disabling cs 0 mapped at 0x0-0x1000000
[    0.662170] No ATAGs?
[    0.662200] hw-breakpoint: debug architecture 0x4 unsupported.
[    0.668060] OMAP DMA hardware revision 4.0
[    0.794586] omap-dma-engine 48056000.dma-controller: OMAP DMA engine driver
[    0.804199] SCSI subsystem initialized
[    0.814270] omap_i2c 48070000.i2c: bus 0 rev3.3 at 2600 kHz
[    0.816986] omap_i2c 48072000.i2c: bus 1 rev3.3 at 100 kHz
[    0.819366] omap_i2c 48060000.i2c: bus 2 rev3.3 at 100 kHz
[    0.828460] Switched to clocksource 32k_counter
[    1.148193] NET: Registered protocol family 2
[    1.152160] TCP established hash table entries: 2048 (order: 1, 8192 bytes)
[    1.152465] TCP bind hash table entries: 2048 (order: 4, 73728 bytes)
[    1.153839] TCP: Hash tables configured (established 2048 bind 2048)
[    1.154296] UDP hash table entries: 256 (order: 2, 20480 bytes)
[    1.154663] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes)
[    1.156555] NET: Registered protocol family 1
[    1.160095] RPC: Registered named UNIX socket transport module.
[    1.160156] RPC: Registered udp transport module.
[    1.160156] RPC: Registered tcp transport module.
[    1.160186] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    1.167510] CPU PMU: Failed to parse /pmu/interrupt-affinity[0]
[    1.167724] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available
[    1.179748] futex hash table entries: 256 (order: 2, 16384 bytes)
[    1.180267] audit: initializing netlink subsys (disabled)
[    1.180755] audit: type=2000 audit(1.150:1): initialized
[    1.189910] VFS: Disk quotas dquot_6.6.0
[    1.190185] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[    1.195587] NFS: Registering the id_resolver key type
[    1.196411] Key type id_resolver registered
[    1.196441] Key type id_legacy registered
[    1.196807] jffs2: version 2.2. (NAND) (SUMMARY)  © 2001-2006 Red Hat, Inc.
[    1.207305] io scheduler noop registered
[    1.207366] io scheduler deadline registered
[    1.207458] io scheduler cfq registered (default)
[    1.213073] pinctrl-single 48002030.pinmux: 284 pins at pa fa002030 size 568
[    1.214172] pinctrl-single 48002a00.pinmux: 46 pins at pa fa002a00 size 92
[    1.216003] pinctrl-single 480025d8.pinmux: 18 pins at pa fa0025d8 size 36
[    1.224426] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[    1.238006] omap_uart 4806a000.serial: no wakeirq for uart0
[    1.239715] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 88, base_baud = 3000000) is a OMAP UART0
[    1.243865] omap_uart 4806c000.serial: no wakeirq for uart1
[    1.244476] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 89, base_baud = 3000000) is a OMAP UART1
[    1.248077] 49020000.serial: ttyO2 at MMIO 0x49020000 (irq = 90, base_baud = 3000000) is a OMAP UART2
[    1.657653] console [ttyO2] enabled
[    1.724304] brd: module loaded
[    1.763763] loop: module loaded
[    1.783355] twl 0-0048: PIH (irq 23) chaining IRQs 307..315
[    1.787109] twl 0-0048: power (irq 312) chaining IRQs 315..322
[    1.876098] twl4030_gpio twl4030-gpio: gpio (irq 307) chaining IRQs 323..340
[    1.896911] mtdoops: mtd device (mtddev=name/number) must be supplied
[    1.903991] nand: device found, Manufacturer ID: 0x2c, Chip ID: 0xbc
[    1.907440] nand: Micron MT29F4G16ABBDA3W
[    1.909759] nand: 512 MiB, SLC, erase size: 128 KiB, page size: 2048, OOB size: 64
[    1.913879] nand: using OMAP_ECC_HAM1_CODE_HW
[    1.916290] nand: WARNING: omap2-nand.0: the ECC used on your system is too weak compared to the one required by the NAND chip
[    1.922729] 5 ofpart partitions found on MTD device omap2-nand.0
[    1.925994] Creating 5 MTD partitions on "omap2-nand.0":
[    1.928955] 0x000000000000-0x000000080000 : "X-Loader"
[    1.943328] 0x000000080000-0x000000260000 : "U-Boot"
[    1.954254] 0x000000260000-0x000000280000 : "U-Boot Env"
[    1.963714] 0x000000280000-0x000000680000 : "Kernel"
[    1.976715] 0x000000680000-0x000010000000 : "Filesystem"
[    2.240570] mousedev: PS/2 mouse device common for all mice
[    2.243652] i2c /dev entries driver
[    2.310577] ledtrig-cpu: registered to indicate activity on CPUs
[    2.316711] oprofile: using arm/armv7
[    2.320373] Initializing XFRM netlink socket
[    2.323028] NET: Registered protocol family 17
[    2.325592] NET: Registered protocol family 15
[    2.328948] Key type dns_resolver registered
[    2.331817] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu_iva
[    2.335754] omap2_set_init_voltage: unable to set vdd_mpu_iva
[    2.339019] omap2_set_init_voltage: unable to find boot up OPP for vdd_core
[    2.342834] omap2_set_init_voltage: unable to set vdd_core
[    2.353179] ThumbEE CPU extension supported.
[    2.355590] Registering SWP/SWPB emulation handler
[    2.358245] SmartReflex Class3 initialized
[    2.401458] hctosys: unable to open rtc device (rtc0)
[    2.404266] sr_init: No PMIC hook to init smartreflex
[    2.407775] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized
[    2.413604] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized
[    2.531890] hsusb2_vbus: disabling
[    2.535247] VUSB3V1: disabling
[    2.538177] VUSB1V8: disabling
[    2.541046] VUSB1V5: disabling
[    2.544219] VDAC: disabling
[    2.547271] VAUX3: disabling
[    2.557250] Waiting for root device /dev/mmcblk0p2...
[    2.570465] mmc0: host does not support reading read-only switch, assuming write-enable
[    2.575164] mmc0: new SD card at address e624
[    2.582275] mmcblk0: mmc0:e624 SD01G 968 MiB 
[    2.594573]  mmcblk0: p1 p2
[    3.107971] kjournald starting.  Commit interval 5 seconds
[    3.118530] EXT3-fs (mmcblk0p2): using internal journal
[    3.212188] EXT3-fs (mmcblk0p2): recovery complete
[    3.214813] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode
[    3.218902] VFS: Mounted root (ext3 filesystem) on device 179:2.
[    3.227966] devtmpfs: mounted
[    3.231506] Freeing unused kernel memory: 448K (c083a000 - c08aa000)
INIT: version 2.86 booting
Starting the hotplug events dispatcher udevd
[    4.740112] udevd (90): /proc/90/oom_adj is deprecated, please use /proc/90/oom_score_adj instead.
Synthesizing the initial hotplug events
[   19.873504] 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/4.1.0-rc4-142972-ga55a744: No such file or directory
FATAL: Could not open /lib/modules/4.1.0-rc4-142972-ga55a744/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/4.1.0-rc4-142972-ga55a744/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.1.0-rc4-142972-ga55a744/modules.dep: No such file or directory

ifconfig: SIOCGIFFLAGS: No such device
modprobe: FATAL: Could not load /lib/modules/4.1.0-rc4-142972-ga55a744/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.1.0-rc4-142972-ga55a744/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.1.0-rc4-142972-ga55a744/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.1.0-rc4-142972-ga55a744/modules.dep: No such file or directory

eth0      No such device

modprobe: FATAL: Could not load /lib/modules/4.1.0-rc4-142972-ga55a744/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.1.0-rc4-142972-ga55a744/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: [   31.777252] random: dropbear urandom read with 101 bits of entropy available
modprobe: FATAL: Could not load /lib/modules/4.1.0-rc4-142972-ga55a744/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.1.0-rc4-142972-ga55a744/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/4.1.0-rc4-142972-ga55a744/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[1462]: 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:~# [   38.588012] random: nonblocking pool is initialized
[   38.591247] ttyO2: 1 input overrun(s)
for u in `ls -1d /sys/bus/platform/rivers/omap_uart/*.serial  | paste -s -d' '`; do ls -l  $u/powery_ms; cat $u/power/autosuspend_delay_ms; d one
ls: /sys/bus/platform/rivers/omap_uart/*.serial: No such file or directory
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:936,INA:0,ON:937,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:936,INA:0,ON:937,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:478,INA:458,ON:937,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:478,INA:458,ON:937,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
echo mem > /sys/power/state

auto
-rw-r--r--    1 root     root         4096 Jul 22 00:18 /sys/class/tty/ttyO1/power/control
auto
-rw-r--r--    1 root     root         4096 Jul 22 00:18 /sys/class/tty/ttyO2/power/control
auto
root@beagleboard:~# 
root@beagleboard:~# echo mem > /sys/power/state
[   43.131469] PM: Syncing filesystems ... done.
[   43.583465] Freezing user space processes ... (elapsed 0.005 seconds) done.
[   43.593292] Freezing remaining freezable tasks ... (elapsed 0.003 seconds) done.
[   43.600799] Suspending console(s) (use no_console_suspend to debug)
[   43.639587] PM: suspend of devices complete after 26.428 msecs
[   43.650878] PM: late suspend of devices complete after 11.260 msecs
[   43.664031] PM: noirq suspend of devices complete after 13.061 msecs
[   43.664154] Disabling non-boot CPUs ...
[   43.664215] Successfully put all powerdomains to target state
[   43.671234] PM: noirq resume of devices complete after 6.927 msecs
[   43.680419] PM: early resume of devices complete after 7.476 msecs
[   43.832763] PM: resume of devices complete after 152.191 msecs
[   43.868560] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:0,RET:1060,INA:0,ON:1061,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:1060,INA:0,ON:1061,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:573,INA:487,ON:1061,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:573,INA:487,ON:1061,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
[   45.886810] PM: Syncing filesystems ... done.
[   46.222686] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   46.229156] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   46.235870] Suspending console(s) (use no_console_suspend to debug)
[   46.267761] PM: suspend of devices complete after 20.050 msecs
[   46.279266] PM: late suspend of devices complete after 11.474 msecs
[   46.290893] PM: noirq suspend of devices complete after 11.566 msecs
[   46.290924] Disabling non-boot CPUs ...
[   46.290954] Successfully put all powerdomains to target state
[   46.297515] PM: noirq resume of devices complete after 6.469 msecs
[   46.306610] PM: early resume of devices complete after 7.263 msecs
[   46.461456] PM: resume of devices complete after 154.663 msecs
[   46.495697] 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: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: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:662,INA:496,ON:1159,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:662,INA:496,ON:1159,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:1299,INA:0,ON:1300,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:9,INA:3,ON:13,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:0,RET:12,INA:0,ON:13,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:0,RET:1299,INA:0,ON:1300,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:794,INA:505,ON:1300,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:794,INA:505,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 (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
[   67.309875] PM: Syncing filesystems ... done.
[   67.596710] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   67.603546] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   67.610260] Suspending console(s) (use no_console_suspend to debug)
[   67.642272] PM: suspend of devices complete after 20.111 msecs
[   67.653625] PM: late suspend of devices complete after 11.291 msecs
[   67.666534] PM: noirq suspend of devices complete after 12.847 msecs
[   67.666564] Disabling non-boot CPUs ...
[   67.666595] Successfully put all powerdomains to target state
[   67.688293] PM: noirq resume of devices complete after 21.606 msecs
[   67.697265] PM: early resume of devices complete after 7.293 msecs
[   67.851318] PM: resume of devices complete after 153.900 msecs
[   67.885589] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:51,RET:1390,INA:0,ON:1442,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:9,INA:3,ON:14,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:1,RET:12,INA:0,ON:14,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:51,RET:1390,INA:0,ON:1442,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:919,INA:521,ON:1442,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:1,RET:919,INA:521,ON:1442,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
[   69.886840] PM: Syncing filesystems ... done.
[   70.219268] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   70.225677] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   70.232452] Suspending console(s) (use no_console_suspend to debug)
[   70.264587] PM: suspend of devices complete after 20.263 msecs
[   70.276062] PM: late suspend of devices complete after 11.444 msecs
[   70.287780] PM: noirq suspend of devices complete after 11.657 msecs
[   70.287811] Disabling non-boot CPUs ...
[   70.287841] Successfully put all powerdomains to target state
[   70.309570] PM: noirq resume of devices complete after 21.606 msecs
[   70.318695] PM: early resume of devices complete after 7.476 msecs
[   70.471160] PM: resume of devices complete after 152.313 msecs
[   70.505432] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:147,RET:1390,INA:0,ON:1538,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:9,INA:3,ON:15,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:2,RET:12,INA:0,ON:15,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:147,RET:1390,INA:0,ON:1538,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:1002,INA:533,ON:1538,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:2,RET:1002,INA:533,ON:1538,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:287,RET:1390,INA:0,ON:1678,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:8,RET:9,INA:3,ON:21,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:8,RET:12,INA:0,ON:21,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:287,RET:1390,INA:0,ON:1678,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:8,RET:1125,INA:544,ON:1678,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:8,RET:1125,INA:544,ON:1678,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