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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
Modem - CRC mode, 7(SOH)/4673(STX)/0(CAN) packets, 3 retries
## Total Size      = 0x00490616 = 4785686 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:    4785622 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-rc1-117932-gc32ae01 (paul@knihy) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Mon Jan 5 16:21:43 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 ES3.1 (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
[    0.001556] Console: colour dummy device 80x30
[    0.001647] 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
[    0.001739] ... MAX_LOCKDEP_ENTRIES:     32768
[    0.001770] ... MAX_LOCKDEP_CHAINS:      65536
[    0.001770] ... 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... 508.72 BogoMIPS (lpj=2543616)
[    0.109771] pid_max: default: 32768 minimum: 301
[    0.110412] Security Framework initialized
[    0.110748] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.110778] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.116363] Initializing cgroup subsys memory
[    0.116516] Initializing cgroup subsys devices
[    0.116668] Initializing cgroup subsys freezer
[    0.116821] Initializing cgroup subsys blkio
[    0.116973] Initializing cgroup subsys perf_event
[    0.117126] CPU: Testing write buffer coherency: ok
[    0.119445] CPU0: thread -1, cpu 0, socket -1, mpidr 0
[    0.119659] Setting up static identity map for 0x805dd8d0 - 0x805dd940
[    0.126129] Brought up 1 CPUs
[    0.126159] CPU: All CPU(s) started in SVC mode.
[    0.132080] devtmpfs: initialized
[    0.136077] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 1
[    0.246215] omap_hwmod: mcbsp2_sidetone using broken dt data from mcbsp
[    0.249237] omap_hwmod: mcbsp3_sidetone using broken dt data from mcbsp
[    0.363861] pinctrl core: initialized pinctrl subsystem
[    0.498474] NET: Registered protocol family 16
[    0.510284] DMA: preallocated 256 KiB pool for atomic coherent allocations
[    0.514434] cpuidle: using governor ladder
[    0.514495] cpuidle: using governor menu
[    0.526916] Reprogramming SDRC clock to 332000000 Hz
[    0.543853] omap_gpio 48310000.gpio: could not find pctldev for node /ocp/pinmux@48002a00/pinmux_gpio1_pins, deferring probe
[    0.543914] platform 48310000.gpio: Driver omap_gpio requests probe deferral
[    0.549285] OMAP GPIO hardware version 2.5
[    0.567749] irq: no irq domain found for /ocp/pinmux@48002030 !
[    0.603363] omap-gpmc 6e000000.gpmc: GPMC revision 5.0
[    0.619079] No ATAGs?
[    0.619140] hw-breakpoint: debug architecture 0x4 unsupported.
[    0.624298] OMAP DMA hardware revision 4.0
[    0.749786] omap-dma-engine 48056000.dma-controller: OMAP DMA engine driver
[    0.751739] platform hsusb2_power_reg: Driver reg-fixed-voltage requests probe deferral
[    0.759124] SCSI subsystem initialized
[    0.761901] usbcore: registered new interface driver usbfs
[    0.762268] usbcore: registered new interface driver hub
[    0.762542] usbcore: registered new device driver usb
[    0.763793] platform hsusb2_phy: Driver usb_phy_generic requests probe deferral
[    0.772705] omap_i2c 48070000.i2c: bus 0 rev3.3 at 2600 kHz
[    0.774902] omap_i2c 48072000.i2c: bus 1 rev3.3 at 100 kHz
[    0.776916] omap_i2c 48060000.i2c: bus 2 rev3.3 at 100 kHz
[    0.785247] Switched to clocksource 32k_counter
[    1.077484] NET: Registered protocol family 2
[    1.080474] TCP established hash table entries: 2048 (order: 1, 8192 bytes)
[    1.080780] TCP bind hash table entries: 2048 (order: 4, 73728 bytes)
[    1.082153] TCP: Hash tables configured (established 2048 bind 2048)
[    1.082550] TCP: reno registered
[    1.082611] UDP hash table entries: 256 (order: 2, 20480 bytes)
[    1.083007] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes)
[    1.085083] NET: Registered protocol family 1
[    1.087890] RPC: Registered named UNIX socket transport module.
[    1.087921] RPC: Registered udp transport module.
[    1.087951] RPC: Registered tcp transport module.
[    1.087951] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    1.090393] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available
[    1.101226] futex hash table entries: 256 (order: 2, 16384 bytes)
[    1.101684] audit: initializing netlink subsys (disabled)
[    1.102111] audit: type=2000 audit(1.070:1): initialized
[    1.110229] VFS: Disk quotas dquot_6.5.2
[    1.110534] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[    1.114837] NFS: Registering the id_resolver key type
[    1.115783] Key type id_resolver registered
[    1.115814] Key type id_legacy registered
[    1.116149] jffs2: version 2.2. (NAND) (SUMMARY)  © 2001-2006 Red Hat, Inc.
[    1.124237] io scheduler noop registered
[    1.124298] io scheduler deadline registered
[    1.124481] io scheduler cfq registered (default)
[    1.130706] pinctrl-single 48002030.pinmux: 284 pins at pa fa002030 size 568
[    1.131744] pinctrl-single 48002a00.pinmux: 46 pins at pa fa002a00 size 92
[    1.133392] pinctrl-single 480025d8.pinmux: 18 pins at pa fa0025d8 size 36
[    1.144042] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[    1.156372] omap_uart 4806a000.serial: no wakeirq for uart0
[    1.157135] omap_uart 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 192, base_baud = 3000000) is a OMAP UART0
[    1.160522] omap_uart 4806c000.serial: no wakeirq for uart0
[    1.161254] omap_uart 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 193, base_baud = 3000000) is a OMAP UART1
[    1.164642] omap_uart 49020000.serial: ttyO2 at MMIO 0x49020000 (irq = 194, base_baud = 3000000) is a OMAP UART2
[    1.566589] console [ttyO2] enabled
[    1.616027] brd: module loaded
[    1.643951] loop: module loaded
[    1.661346] twl 0-0048: PIH (irq 265) chaining IRQs 266..274
[    1.665069] twl 0-0048: power (irq 271) chaining IRQs 274..281
[    1.745971] twl4030_gpio twl4030-gpio: gpio (irq 266) chaining IRQs 282..299
[    1.770141] mtdoops: mtd device (mtddev=name/number) must be supplied
[    1.788940] usbcore: registered new interface driver asix
[    1.792175] usbcore: registered new interface driver ax88179_178a
[    1.795837] usbcore: registered new interface driver cdc_ether
[    1.799377] usbcore: registered new interface driver smsc95xx
[    1.802795] usbcore: registered new interface driver net1080
[    1.806182] usbcore: registered new interface driver cdc_subset
[    1.809661] usbcore: registered new interface driver zaurus
[    1.813110] usbcore: registered new interface driver cdc_ncm
[    1.818267] usbcore: registered new interface driver cdc_wdm
[    1.821716] usbcore: registered new interface driver usb-storage
[    1.825500] usbcore: registered new interface driver usbtest
[    1.833099] mousedev: PS/2 mouse device common for all mice
[    1.838043] twl4030_keypad 48070000.i2c:twl@48:keypad: OF: linux,keymap property not defined in /ocp/i2c@48070000/twl@48/keypad
[    1.844268] twl4030_keypad 48070000.i2c:twl@48:keypad: Failed to build keymap
[    1.848327] twl4030_keypad: probe of 48070000.i2c:twl@48:keypad failed with error -2
[    1.857940] input: twl4030_pwrbutton as /devices/platform/68000000.ocp/48070000.i2c/i2c-0/0-0048/48070000.i2c:twl@48:pwrbutton/input/input1
[    1.870513] twl_rtc 48070000.i2c:twl@48:rtc: Power up reset detected.
[    1.874938] twl_rtc 48070000.i2c:twl@48:rtc: Enabling TWL-RTC
[    1.884460] twl_rtc 48070000.i2c:twl@48:rtc: rtc core: registered 48070000.i2c:twl@48 as rtc0
[    1.890777] i2c /dev entries driver
[    1.897491] Driver for 1-wire Dallas network protocol.
[    1.906158] omap_wdt: OMAP Watchdog Timer Rev 0x31: initial timeout 60 sec
[    1.913421] Driver 'mmcblk' needs updating - please use bus_type methods
[    1.979003] ledtrig-cpu: registered to indicate activity on CPUs
[    1.983459] usbcore: registered new interface driver usbhid
[    1.986602] usbhid: USB HID core driver
[    1.992279] oprofile: using arm/armv7
[    1.995697] TCP: cubic registered
[    1.997589] Initializing XFRM netlink socket
[    2.000152] NET: Registered protocol family 17
[    2.002716] NET: Registered protocol family 15
[    2.005889] Key type dns_resolver registered
[    2.008697] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu_iva
[    2.012603] omap2_set_init_voltage: unable to set vdd_mpu_iva
[    2.015869] omap2_set_init_voltage: unable to find boot up OPP for vdd_core
[    2.019653] omap2_set_init_voltage: unable to set vdd_core
[    2.029571] ThumbEE CPU extension supported.
[    2.031982] Registering SWP/SWPB emulation handler
[    2.034606] SmartReflex Class3 initialized
[    2.069213] input: gpio_keys as /devices/platform/gpio_keys/input/input2
[    2.078063] twl_rtc 48070000.i2c:twl@48:rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
[    2.083251] sr_init: No PMIC hook to init smartreflex
[    2.086883] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized
[    2.092559] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized
[    2.211578] hsusb2_vbus: disabling
[    2.215240] VUSB3V1: disabling
[    2.218353] VUSB1V8: disabling
[    2.221191] VUSB1V5: disabling
[    2.226135] VDAC: disabling
[    2.229187] VAUX3: disabling
[    2.234374] mmc0: host does not support reading read-only switch, assuming write-enable
[    2.243011] Waiting for root device /dev/mmcblk0p2...
[    2.247192] mmc0: new SD card at address e624
[    2.253692] mmcblk0: mmc0:e624 SD01G 968 MiB 
[    2.264801]  mmcblk0: p1 p2
[    2.697631] kjournald starting.  Commit interval 5 seconds
[    2.792266] EXT3-fs (mmcblk0p2): using internal journal
[    2.888153] EXT3-fs (mmcblk0p2): recovery complete
[    2.890777] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode
[    2.894714] VFS: Mounted root (ext3 filesystem) on device 179:2.
[    2.902252] devtmpfs: mounted
[    2.905700] Freeing unused kernel memory: 428K (c0861000 - c08cc000)
INIT: version 2.86 booting
Starting the hotplug events dispatcher udevd
[    4.256774] udevd (91): /proc/91/oom_adj is deprecated, please use /proc/91/oom_score_adj instead.
Synthesizing the initial hotplug events
[   17.576019] 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-rc1-117932-gc32ae01: No such file or directory
FATAL: Could not open /lib/modules/3.19.0-rc1-117932-gc32ae01/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-rc1-117932-gc32ae01/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-117932-gc32ae01/modules.dep: No such file or directory

ifconfig: SIOCGIFFLAGS: No such device
modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-117932-gc32ae01/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-117932-gc32ae01/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-117932-gc32ae01/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-117932-gc32ae01/modules.dep: No such file or directory

eth0      No such device

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-117932-gc32ae01/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-117932-gc32ae01/modules.dep: No such file or directory

udhcpc: SIOCGIFINDEX: No such device
done.
Starting portmap daemon: portmap.
Tue Jul 22 00:18:00 UTC 2008
INIT: Entering runlevel: 5
ALSA: Restoring mixer settings...
/usr/sbin/alsactl: load_state:1327: No soundcards found...
Starting Dropbear SSH server: [   27.078521] random: dropbear urandom read with 95 bits of entropy available
modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-117932-gc32ae01/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc1-117932-gc32ae01/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-rc1-117932-gc32ae01/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[1419]: 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/[   33.632812] random: nonblocking pool is initialized
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:1104,INA:0,ON:1105,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:1104,INA:0,ON:1105,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:529,INA:575,ON:1105,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:528,INA:575,ON:1104,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
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
[   38.076232] PM: Syncing filesystems ... done.
[   38.492797] Freezing user space processes ... (elapsed 0.004 seconds) done.
[   38.501098] Freezing remaining freezable tasks ... (elapsed 0.003 seconds) done.
[   38.509216] Suspending console(s) (use no_console_suspend to debug)
[   38.552368] PM: suspend of devices complete after 31.219 msecs
[   38.563385] PM: late suspend of devices complete after 10.955 msecs
[   38.575286] PM: noirq suspend of devices complete after 11.840 msecs
[   38.575592] Disabling non-boot CPUs ...
[   38.575622] Successfully put all powerdomains to target state
[   38.582275] PM: noirq resume of devices complete after 6.561 msecs
[   38.582519] In-band Error seen by MPU  at address 0
[   38.582519] ------------[ cut here ]------------
[   38.582580] WARNING: CPU: 0 PID: 1473 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124()
[   38.582580] Modules linked in:
[   38.582611] CPU: 0 PID: 1473 Comm: echo Not tainted 3.19.0-rc1-117932-gc32ae01 #1
[   38.582611] Hardware name: Generic OMAP3-GP (Flattened Device Tree)
[   38.582672] [<c00154b4>] (unwind_backtrace) from [<c0011b7c>] (show_stack+0x10/0x14)
[   38.582702] [<c0011b7c>] (show_stack) from [<c05d5290>] (dump_stack+0x80/0x9c)
[   38.582733] [<c05d5290>] (dump_stack) from [<c003e134>] (warn_slowpath_common+0x78/0xb4)
[   38.582763] [<c003e134>] (warn_slowpath_common) from [<c003e18c>] (warn_slowpath_null+0x1c/0x24)
[   38.582763] [<c003e18c>] (warn_slowpath_null) from [<c033b114>] (omap3_l3_app_irq+0xcc/0x124)
[   38.582794] [<c033b114>] (omap3_l3_app_irq) from [<c008d360>] (handle_irq_event_percpu+0x60/0x1f4)
[   38.582824] [<c008d360>] (handle_irq_event_percpu) from [<c008d530>] (handle_irq_event+0x3c/0x5c)
[   38.582855] [<c008d530>] (handle_irq_event) from [<c0090208>] (handle_level_irq+0xb4/0x13c)
[   38.582885] [<c0090208>] (handle_level_irq) from [<c008cc08>] (generic_handle_irq+0x20/0x30)
[   38.582885] [<c008cc08>] (generic_handle_irq) from [<c008cd20>] (__handle_domain_irq+0x68/0xdc)
[   38.582916] [<c008cd20>] (__handle_domain_irq) from [<c00086e4>] (omap_intc_handle_irq+0xb4/0xc4)
[   38.582946] [<c00086e4>] (omap_intc_handle_irq) from [<c05dbaa4>] (__irq_svc+0x44/0x5c)
[   38.582946] Exception stack(0xce5bddd0 to 0xce5bde18)
[   38.582977] ddc0:                                     00000001 ce5155e8 00000000 ce515000
[   38.582977] dde0: 60000013 ce152860 ce152860 c0921a98 00000000 c0945464 60000013 c09216b0
[   38.583007] de00: c0abe898 ce5bde18 c008374c c05db614 20000013 ffffffff
[   38.583038] [<c05dbaa4>] (__irq_svc) from [<c05db614>] (_raw_spin_unlock_irqrestore+0x34/0x44)
[   38.583038] [<c05db614>] (_raw_spin_unlock_irqrestore) from [<c0093e38>] (resume_irqs+0x84/0xdc)
[   38.583099] [<c0093e38>] (resume_irqs) from [<c03aead8>] (dpm_resume_noirq+0x210/0x2d4)
[   38.583129] [<c03aead8>] (dpm_resume_noirq) from [<c008884c>] (suspend_devices_and_enter+0x324/0x600)
[   38.583160] [<c008884c>] (suspend_devices_and_enter) from [<c0088f24>] (pm_suspend+0x3fc/0x470)
[   38.583160] [<c0088f24>] (pm_suspend) from [<c0087524>] (state_store+0x68/0xb8)
[   38.583221] [<c0087524>] (state_store) from [<c0316cb4>] (kobj_attr_store+0x14/0x20)
[   38.583251] [<c0316cb4>] (kobj_attr_store) from [<c01b2050>] (sysfs_kf_write+0x4c/0x50)
[   38.583251] [<c01b2050>] (sysfs_kf_write) from [<c01b1428>] (kernfs_fop_write+0xf0/0x19c)
[   38.583282] [<c01b1428>] (kernfs_fop_write) from [<c0149c1c>] (vfs_write+0xa4/0x1ac)
[   38.583312] [<c0149c1c>] (vfs_write) from [<c0149f40>] (SyS_write+0x40/0x8c)
[   38.583343] [<c0149f40>] (SyS_write) from [<c000e820>] (ret_fast_syscall+0x0/0x48)
[   38.583343] ---[ end trace b94175bd1b2edcf7 ]---
[   38.591949] PM: early resume of devices complete after 7.324 msecs
[   38.749267] PM: resume of devices complete after 157.165 msecs
[   38.928802] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:0,RET:1235,INA:0,ON:1236,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:1235,INA:0,ON:1236,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:639,INA:596,ON:1236,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:638,INA:596,ON:1235,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
[   40.794097] PM: Syncing filesystems ... done.
[   41.095977] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   41.102172] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   41.108764] Suspending console(s) (use no_console_suspend to debug)
[   41.139587] PM: suspend of devices complete after 19.165 msecs
[   41.150482] PM: late suspend of devices complete after 10.864 msecs
[   41.161560] PM: noirq suspend of devices complete after 11.016 msecs
[   41.161590] Disabling non-boot CPUs ...
[   41.161621] Successfully put all powerdomains to target state
[   41.168151] PM: noirq resume of devices complete after 6.439 msecs
[   41.168334] In-band Error seen by MPU  at address 0
[   41.168334] ------------[ cut here ]------------
[   41.168395] WARNING: CPU: 0 PID: 1477 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124()
[   41.168395] Modules linked in:
[   41.168426] CPU: 0 PID: 1477 Comm: echo Tainted: G        W      3.19.0-rc1-117932-gc32ae01 #1
[   41.168426] Hardware name: Generic OMAP3-GP (Flattened Device Tree)
[   41.168487] [<c00154b4>] (unwind_backtrace) from [<c0011b7c>] (show_stack+0x10/0x14)
[   41.168548] [<c0011b7c>] (show_stack) from [<c05d5290>] (dump_stack+0x80/0x9c)
[   41.168579] [<c05d5290>] (dump_stack) from [<c003e134>] (warn_slowpath_common+0x78/0xb4)
[   41.168609] [<c003e134>] (warn_slowpath_common) from [<c003e18c>] (warn_slowpath_null+0x1c/0x24)
[   41.168609] [<c003e18c>] (warn_slowpath_null) from [<c033b114>] (omap3_l3_app_irq+0xcc/0x124)
[   41.168670] [<c033b114>] (omap3_l3_app_irq) from [<c008d360>] (handle_irq_event_percpu+0x60/0x1f4)
[   41.168670] [<c008d360>] (handle_irq_event_percpu) from [<c008d530>] (handle_irq_event+0x3c/0x5c)
[   41.168701] [<c008d530>] (handle_irq_event) from [<c0090208>] (handle_level_irq+0xb4/0x13c)
[   41.168731] [<c0090208>] (handle_level_irq) from [<c008cc08>] (generic_handle_irq+0x20/0x30)
[   41.168762] [<c008cc08>] (generic_handle_irq) from [<c008cd20>] (__handle_domain_irq+0x68/0xdc)
[   41.168792] [<c008cd20>] (__handle_domain_irq) from [<c00086e4>] (omap_intc_handle_irq+0xb4/0xc4)
[   41.168823] [<c00086e4>] (omap_intc_handle_irq) from [<c05dbaa4>] (__irq_svc+0x44/0x5c)
[   41.168823] Exception stack(0xce517dd0 to 0xce517e18)
[   41.168853] 7dc0:                                     00000001 ce53cb68 00000000 ce53c580
[   41.168853] 7de0: 60000013 ce152860 ce152860 c0921a98 00000000 c0945464 60000013 c09216b0
[   41.168884] 7e00: c0abe898 ce517e18 c008374c c05db614 20000013 ffffffff
[   41.168914] [<c05dbaa4>] (__irq_svc) from [<c05db614>] (_raw_spin_unlock_irqrestore+0x34/0x44)
[   41.168945] [<c05db614>] (_raw_spin_unlock_irqrestore) from [<c0093e38>] (resume_irqs+0x84/0xdc)
[   41.168975] [<c0093e38>] (resume_irqs) from [<c03aead8>] (dpm_resume_noirq+0x210/0x2d4)
[   41.169036] [<c03aead8>] (dpm_resume_noirq) from [<c008884c>] (suspend_devices_and_enter+0x324/0x600)
[   41.169067] [<c008884c>] (suspend_devices_and_enter) from [<c0088f24>] (pm_suspend+0x3fc/0x470)
[   41.169097] [<c0088f24>] (pm_suspend) from [<c0087524>] (state_store+0x68/0xb8)
[   41.169128] [<c0087524>] (state_store) from [<c0316cb4>] (kobj_attr_store+0x14/0x20)
[   41.169158] [<c0316cb4>] (kobj_attr_store) from [<c01b2050>] (sysfs_kf_write+0x4c/0x50)
[   41.169189] [<c01b2050>] (sysfs_kf_write) from [<c01b1428>] (kernfs_fop_write+0xf0/0x19c)
[   41.169219] [<c01b1428>] (kernfs_fop_write) from [<c0149c1c>] (vfs_write+0xa4/0x1ac)
[   41.169250] [<c0149c1c>] (vfs_write) from [<c0149f40>] (SyS_write+0x40/0x8c)
[   41.169281] [<c0149f40>] (SyS_write) from [<c000e820>] (ret_fast_syscall+0x0/0x48)
[   41.169281] ---[ end trace b94175bd1b2edcf8 ]---
[   41.177886] PM: early resume of devices complete after 7.324 msecs
[   41.338195] PM: resume of devices complete after 160.156 msecs
[   41.517242] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:0,RET:1344,INA:0,ON:1345,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:1344,INA:0,ON:1345,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:743,INA:601,ON:1345,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:742,INA:601,ON:1344,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:1559,INA:0,ON:1560,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:28,INA:7,ON:36,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:0,RET:35,INA:0,ON:36,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:0,RET:1559,INA:0,ON:1560,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:950,INA:609,ON:1560,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:949,INA:609,ON:1559,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
[   62.176635] PM: Syncing filesystems ... done.
[   62.473083] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   62.479339] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   62.485992] Suspending console(s) (use no_console_suspend to debug)
[   62.516754] PM: suspend of devices complete after 19.104 msecs
[   62.527557] PM: late suspend of devices complete after 10.742 msecs
[   62.538604] PM: noirq suspend of devices complete after 10.986 msecs
[   62.538635] Disabling non-boot CPUs ...
[   62.538665] Successfully put all powerdomains to target state
[   62.559783] PM: noirq resume of devices complete after 21.026 msecs
[   62.559967] In-band Error seen by MPU  at address 0
[   62.559997] ------------[ cut here ]------------
[   62.560028] WARNING: CPU: 0 PID: 1514 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124()
[   62.560028] Modules linked in:
[   62.560058] CPU: 0 PID: 1514 Comm: echo Tainted: G        W      3.19.0-rc1-117932-gc32ae01 #1
[   62.560089] Hardware name: Generic OMAP3-GP (Flattened Device Tree)
[   62.560119] [<c00154b4>] (unwind_backtrace) from [<c0011b7c>] (show_stack+0x10/0x14)
[   62.560150] [<c0011b7c>] (show_stack) from [<c05d5290>] (dump_stack+0x80/0x9c)
[   62.560180] [<c05d5290>] (dump_stack) from [<c003e134>] (warn_slowpath_common+0x78/0xb4)
[   62.560211] [<c003e134>] (warn_slowpath_common) from [<c003e18c>] (warn_slowpath_null+0x1c/0x24)
[   62.560241] [<c003e18c>] (warn_slowpath_null) from [<c033b114>] (omap3_l3_app_irq+0xcc/0x124)
[   62.560272] [<c033b114>] (omap3_l3_app_irq) from [<c008d360>] (handle_irq_event_percpu+0x60/0x1f4)
[   62.560272] [<c008d360>] (handle_irq_event_percpu) from [<c008d530>] (handle_irq_event+0x3c/0x5c)
[   62.560302] [<c008d530>] (handle_irq_event) from [<c0090208>] (handle_level_irq+0xb4/0x13c)
[   62.560333] [<c0090208>] (handle_level_irq) from [<c008cc08>] (generic_handle_irq+0x20/0x30)
[   62.560363] [<c008cc08>] (generic_handle_irq) from [<c008cd20>] (__handle_domain_irq+0x68/0xdc)
[   62.560363] [<c008cd20>] (__handle_domain_irq) from [<c00086e4>] (omap_intc_handle_irq+0xb4/0xc4)
[   62.560394] [<c00086e4>] (omap_intc_handle_irq) from [<c05dbaa4>] (__irq_svc+0x44/0x5c)
[   62.560394] Exception stack(0xcd05bdd0 to 0xcd05be18)
[   62.560424] bdc0:                                     00000001 ce6f3968 00000000 ce6f3380
[   62.560455] bde0: 60000153 ce152860 ce152860 c0921a98 00000000 c0945464 60000153 c09216b0
[   62.560455] be00: c0abe898 cd05be18 c008374c c05db614 20000153 ffffffff
[   62.560485] [<c05dbaa4>] (__irq_svc) from [<c05db614>] (_raw_spin_unlock_irqrestore+0x34/0x44)
[   62.560516] [<c05db614>] (_raw_spin_unlock_irqrestore) from [<c0093e38>] (resume_irqs+0x84/0xdc)
[   62.560546] [<c0093e38>] (resume_irqs) from [<c03aead8>] (dpm_resume_noirq+0x210/0x2d4)
[   62.560577] [<c03aead8>] (dpm_resume_noirq) from [<c008884c>] (suspend_devices_and_enter+0x324/0x600)
[   62.560607] [<c008884c>] (suspend_devices_and_enter) from [<c0088f24>] (pm_suspend+0x3fc/0x470)
[   62.560638] [<c0088f24>] (pm_suspend) from [<c0087524>] (state_store+0x68/0xb8)
[   62.560668] [<c0087524>] (state_store) from [<c0316cb4>] (kobj_attr_store+0x14/0x20)
[   62.560699] [<c0316cb4>] (kobj_attr_store) from [<c01b2050>] (sysfs_kf_write+0x4c/0x50)
[   62.560729] [<c01b2050>] (sysfs_kf_write) from [<c01b1428>] (kernfs_fop_write+0xf0/0x19c)
[   62.560760] [<c01b1428>] (kernfs_fop_write) from [<c0149c1c>] (vfs_write+0xa4/0x1ac)
[   62.560760] [<c0149c1c>] (vfs_write) from [<c0149f40>] (SyS_write+0x40/0x8c)
[   62.560791] [<c0149f40>] (SyS_write) from [<c000e820>] (ret_fast_syscall+0x0/0x48)
[   62.560821] ---[ end trace b94175bd1b2edcf9 ]---
[   62.569396] PM: early resume of devices complete after 7.293 msecs
[   62.728057] PM: resume of devices complete after 158.508 msecs
[   62.907043] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:64,RET:1672,INA:0,ON:1737,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:28,INA:7,ON:37,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:1,RET:35,INA:0,ON:37,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:64,RET:1672,INA:0,ON:1737,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:1113,INA:622,ON:1737,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:1,RET:1112,INA:622,ON:1736,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
[   64.755279] PM: Syncing filesystems ... done.
[   65.083343] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   65.089599] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   65.096191] Suspending console(s) (use no_console_suspend to debug)
[   65.126953] PM: suspend of devices complete after 19.104 msecs
[   65.137847] PM: late suspend of devices complete after 10.833 msecs
[   65.148895] PM: noirq suspend of devices complete after 11.016 msecs
[   65.148925] Disabling non-boot CPUs ...
[   65.148956] Successfully put all powerdomains to target state
[   65.170104] PM: noirq resume of devices complete after 20.996 msecs
[   65.170257] In-band Error seen by MPU  at address 0
[   65.170288] ------------[ cut here ]------------
[   65.170318] WARNING: CPU: 0 PID: 1516 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124()
[   65.170349] Modules linked in:
[   65.170349] CPU: 0 PID: 1516 Comm: echo Tainted: G        W      3.19.0-rc1-117932-gc32ae01 #1
[   65.170379] Hardware name: Generic OMAP3-GP (Flattened Device Tree)
[   65.170410] [<c00154b4>] (unwind_backtrace) from [<c0011b7c>] (show_stack+0x10/0x14)
[   65.170471] [<c0011b7c>] (show_stack) from [<c05d5290>] (dump_stack+0x80/0x9c)
[   65.170471] [<c05d5290>] (dump_stack) from [<c003e134>] (warn_slowpath_common+0x78/0xb4)
[   65.170501] [<c003e134>] (warn_slowpath_common) from [<c003e18c>] (warn_slowpath_null+0x1c/0x24)
[   65.170532] [<c003e18c>] (warn_slowpath_null) from [<c033b114>] (omap3_l3_app_irq+0xcc/0x124)
[   65.170562] [<c033b114>] (omap3_l3_app_irq) from [<c008d360>] (handle_irq_event_percpu+0x60/0x1f4)
[   65.170593] [<c008d360>] (handle_irq_event_percpu) from [<c008d530>] (handle_irq_event+0x3c/0x5c)
[   65.170593] [<c008d530>] (handle_irq_event) from [<c0090208>] (handle_level_irq+0xb4/0x13c)
[   65.170623] [<c0090208>] (handle_level_irq) from [<c008cc08>] (generic_handle_irq+0x20/0x30)
[   65.170654] [<c008cc08>] (generic_handle_irq) from [<c008cd20>] (__handle_domain_irq+0x68/0xdc)
[   65.170654] [<c008cd20>] (__handle_domain_irq) from [<c00086e4>] (omap_intc_handle_irq+0xb4/0xc4)
[   65.170684] [<c00086e4>] (omap_intc_handle_irq) from [<c05dbaa4>] (__irq_svc+0x44/0x5c)
[   65.170715] Exception stack(0xcd05bdd0 to 0xcd05be18)
[   65.170715] bdc0:                                     00000001 ce6f3968 00000000 ce6f3380
[   65.170745] bde0: 60000153 ce152860 ce152860 c0921a98 00000000 c0945464 60000153 c09216b0
[   65.170745] be00: c0abe898 cd05be18 c008374c c05db614 20000153 ffffffff
[   65.170776] [<c05dbaa4>] (__irq_svc) from [<c05db614>] (_raw_spin_unlock_irqrestore+0x34/0x44)
[   65.170806] [<c05db614>] (_raw_spin_unlock_irqrestore) from [<c0093e38>] (resume_irqs+0x84/0xdc)
[   65.170837] [<c0093e38>] (resume_irqs) from [<c03aead8>] (dpm_resume_noirq+0x210/0x2d4)
[   65.170898] [<c03aead8>] (dpm_resume_noirq) from [<c008884c>] (suspend_devices_and_enter+0x324/0x600)
[   65.170898] [<c008884c>] (suspend_devices_and_enter) from [<c0088f24>] (pm_suspend+0x3fc/0x470)
[   65.170928] [<c0088f24>] (pm_suspend) from [<c0087524>] (state_store+0x68/0xb8)
[   65.170959] [<c0087524>] (state_store) from [<c0316cb4>] (kobj_attr_store+0x14/0x20)
[   65.170989] [<c0316cb4>] (kobj_attr_store) from [<c01b2050>] (sysfs_kf_write+0x4c/0x50)
[   65.171020] [<c01b2050>] (sysfs_kf_write) from [<c01b1428>] (kernfs_fop_write+0xf0/0x19c)
[   65.171051] [<c01b1428>] (kernfs_fop_write) from [<c0149c1c>] (vfs_write+0xa4/0x1ac)
[   65.171051] [<c0149c1c>] (vfs_write) from [<c0149f40>] (SyS_write+0x40/0x8c)
[   65.171081] [<c0149f40>] (SyS_write) from [<c000e820>] (ret_fast_syscall+0x0/0x48)
[   65.171112] ---[ end trace b94175bd1b2edcfa ]---
[   65.179687] PM: early resume of devices complete after 7.324 msecs
[   65.337982] PM: resume of devices complete after 158.111 msecs
[   65.516998] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:172,RET:1672,INA:0,ON:1845,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:28,INA:7,ON:38,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:2,RET:35,INA:0,ON:38,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:172,RET:1672,INA:0,ON:1845,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:1212,INA:630,ON:1845,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:2,RET:1211,INA:630,ON:1844,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:376,RET:1672,INA:0,ON:2049,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:26,RET:29,INA:8,ON:64,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:27,RET:36,INA:0,ON:64,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:376,RET:1672,INA:0,ON:2049,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:27,RET:1380,INA:641,ON:2049,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:27,RET:1379,INA:641,ON:2048,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