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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
## Total Size      = 0x00490436 = 4785206 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:    4785142 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-rc2-14206-gb7392d2 (paul@nozomi) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Fri Jan 2 20:50:40 MST 2015
[    0.000000] CPU: ARMv7 Processor [411fc083] revision 3 (ARMv7), cr=10c5387d
[    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT nonaliasing instruction cache
[    0.000000] Machine model: TI OMAP3 BeagleBoard
[    0.000000] cma: Reserved 16 MiB at 0x8e800000
[    0.000000] Memory policy: Data cache writeback
[    0.000000] CPU: All CPU(s) started in SVC mode.
[    0.000000] OMAP3430/3530 ES3.0 (l2cache iva sgx neon isp )
[    0.000000] PERCPU: Embedded 11 pages/cpu @cfc3c000 s14912 r8192 d21952 u45056
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 64704
[    0.000000] Kernel command line: console=ttyO2,230400n8 root=/dev/mmcblk0p2 rw rootfstype=ext3 rootwait earlyprintk
[    0.000000] PID hash table entries: 1024 (order: 0, 4096 bytes)
[    0.000000] Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
[    0.000000] Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
[    0.000000] Memory: 223760K/261120K available (6190K kernel code, 674K rwdata, 2356K rodata, 428K init, 8221K bss, 20976K reserved, 16384K cma-reserved, 0K highmem)
[    0.000000] Virtual kernel memory layout:
[    0.000000]     vector  : 0xffff0000 - 0xffff1000   (   4 kB)
[    0.000000]     fixmap  : 0xffc00000 - 0xfff00000   (3072 kB)
[    0.000000]     vmalloc : 0xd0800000 - 0xff000000   ( 744 MB)
[    0.000000]     lowmem  : 0xc0000000 - 0xd0000000   ( 256 MB)
[    0.000000]     pkmap   : 0xbfe00000 - 0xc0000000   (   2 MB)
[    0.000000]     modules : 0xbf000000 - 0xbfe00000   (  14 MB)
[    0.000000]       .text : 0xc0008000 - 0xc0860d4c   (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
[    0.001800]  per task-struct memory footprint: 1152 bytes
[    0.001861] Calibrating delay loop... 469.40 BogoMIPS (lpj=2347008)
[    0.101196] pid_max: default: 32768 minimum: 301
[    0.101837] Security Framework initialized
[    0.102142] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.102172] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.107727] Initializing cgroup subsys memory
[    0.107849] Initializing cgroup subsys devices
[    0.108032] Initializing cgroup subsys freezer
[    0.108184] Initializing cgroup subsys blkio
[    0.108306] Initializing cgroup subsys perf_event
[    0.108459] CPU: Testing write buffer coherency: ok
[    0.110900] CPU0: thread -1, cpu 0, socket -1, mpidr 0
[    0.111114] Setting up static identity map for 0x805dd850 - 0x805dd8c0
[    0.117401] Brought up 1 CPUs
[    0.117431] CPU: All CPU(s) started in SVC mode.
[    0.123291] devtmpfs: initialized
[    0.127227] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 1
[    0.234466] omap_hwmod: mcbsp2_sidetone using broken dt data from mcbsp
[    0.237426] omap_hwmod: mcbsp3_sidetone using broken dt data from mcbsp
[    0.347900] pinctrl core: initialized pinctrl subsystem
[    0.481903] NET: Registered protocol family 16
[    0.493865] DMA: preallocated 256 KiB pool for atomic coherent allocations
[    0.497833] cpuidle: using governor ladder
[    0.497894] cpuidle: using governor menu
[    0.510345] Reprogramming SDRC clock to 332000000 Hz
[    0.526977] omap_gpio 48310000.gpio: could not find pctldev for node /ocp/pinmux@48002a00/pinmux_gpio1_pins, deferring probe
[    0.527069] platform 48310000.gpio: Driver omap_gpio requests probe deferral
[    0.532531] OMAP GPIO hardware version 2.5
[    0.550872] irq: no irq domain found for /ocp/pinmux@48002030 !
[    0.586212] omap-gpmc 6e000000.gpmc: GPMC revision 5.0
[    0.601654] No ATAGs?
[    0.601715] hw-breakpoint: debug architecture 0x4 unsupported.
[    0.606872] OMAP DMA hardware revision 4.0
[    0.730468] omap-dma-engine 48056000.dma-controller: OMAP DMA engine driver
[    0.732421] platform hsusb2_power_reg: Driver reg-fixed-voltage requests probe deferral
[    0.739746] SCSI subsystem initialized
[    0.742584] usbcore: registered new interface driver usbfs
[    0.742919] usbcore: registered new interface driver hub
[    0.743194] usbcore: registered new device driver usb
[    0.744476] platform hsusb2_phy: Driver usb_phy_generic requests probe deferral
[    0.753234] omap_i2c 48070000.i2c: bus 0 rev3.3 at 2600 kHz
[    0.755432] omap_i2c 48072000.i2c: bus 1 rev3.3 at 100 kHz
[    0.757751] omap_i2c 48060000.i2c: bus 2 rev3.3 at 100 kHz
[    0.766204] Switched to clocksource 32k_counter
[    1.055236] NET: Registered protocol family 2
[    1.058441] TCP established hash table entries: 2048 (order: 1, 8192 bytes)
[    1.058746] TCP bind hash table entries: 2048 (order: 4, 73728 bytes)
[    1.060119] TCP: Hash tables configured (established 2048 bind 2048)
[    1.060516] TCP: reno registered
[    1.060577] UDP hash table entries: 256 (order: 2, 20480 bytes)
[    1.060974] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes)
[    1.063049] NET: Registered protocol family 1
[    1.065765] RPC: Registered named UNIX socket transport module.
[    1.065795] RPC: Registered udp transport module.
[    1.065826] RPC: Registered tcp transport module.
[    1.065826] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    1.068389] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available
[    1.079132] futex hash table entries: 256 (order: 2, 16384 bytes)
[    1.079589] audit: initializing netlink subsys (disabled)
[    1.080017] audit: type=2000 audit(1.110:1): initialized
[    1.088073] VFS: Disk quotas dquot_6.5.2
[    1.088378] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[    1.092681] NFS: Registering the id_resolver key type
[    1.093383] Key type id_resolver registered
[    1.093414] Key type id_legacy registered
[    1.093749] jffs2: version 2.2. (NAND) (SUMMARY)  © 2001-2006 Red Hat, Inc.
[    1.101806] io scheduler noop registered
[    1.101867] io scheduler deadline registered
[    1.102050] io scheduler cfq registered (default)
[    1.108184] pinctrl-single 48002030.pinmux: 284 pins at pa fa002030 size 568
[    1.109222] pinctrl-single 48002a00.pinmux: 46 pins at pa fa002a00 size 92
[    1.110900] pinctrl-single 480025d8.pinmux: 18 pins at pa fa0025d8 size 36
[    1.121368] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[    1.133483] omap_uart 4806a000.serial: no wakeirq for uart0
[    1.134490] omap_uart 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 192, base_baud = 3000000) is a OMAP UART0
[    1.138061] omap_uart 4806c000.serial: no wakeirq for uart0
[    1.138641] omap_uart 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 193, base_baud = 3000000) is a OMAP UART1
[    1.141967] omap_uart 49020000.serial: ttyO2 at MMIO 0x49020000 (irq = 194, base_baud = 3000000) is a OMAP UART2
[    1.546264] console [ttyO2] enabled
[    1.594512] brd: module loaded
[    1.622283] loop: module loaded
[    1.639678] twl 0-0048: PIH (irq 265) chaining IRQs 266..274
[    1.643402] twl 0-0048: power (irq 271) chaining IRQs 274..281
[    1.725006] twl4030_gpio twl4030-gpio: gpio (irq 266) chaining IRQs 282..299
[    1.749237] mtdoops: mtd device (mtddev=name/number) must be supplied
[    1.768066] usbcore: registered new interface driver asix
[    1.771301] usbcore: registered new interface driver ax88179_178a
[    1.774902] usbcore: registered new interface driver cdc_ether
[    1.778533] usbcore: registered new interface driver smsc95xx
[    1.781982] usbcore: registered new interface driver net1080
[    1.785308] usbcore: registered new interface driver cdc_subset
[    1.788848] usbcore: registered new interface driver zaurus
[    1.792297] usbcore: registered new interface driver cdc_ncm
[    1.797546] usbcore: registered new interface driver cdc_wdm
[    1.801025] usbcore: registered new interface driver usb-storage
[    1.804656] usbcore: registered new interface driver usbtest
[    1.812377] mousedev: PS/2 mouse device common for all mice
[    1.817413] twl4030_keypad 48070000.i2c:twl@48:keypad: OF: linux,keymap property not defined in /ocp/i2c@48070000/twl@48/keypad
[    1.823669] twl4030_keypad 48070000.i2c:twl@48:keypad: Failed to build keymap
[    1.827728] twl4030_keypad: probe of 48070000.i2c:twl@48:keypad failed with error -2
[    1.837402] input: twl4030_pwrbutton as /devices/platform/68000000.ocp/48070000.i2c/i2c-0/0-0048/48070000.i2c:twl@48:pwrbutton/input/input1
[    1.850616] twl_rtc 48070000.i2c:twl@48:rtc: Power up reset detected.
[    1.854461] twl_rtc 48070000.i2c:twl@48:rtc: Enabling TWL-RTC
[    1.863830] twl_rtc 48070000.i2c:twl@48:rtc: rtc core: registered 48070000.i2c:twl@48 as rtc0
[    1.870147] i2c /dev entries driver
[    1.876922] Driver for 1-wire Dallas network protocol.
[    1.885375] omap_wdt: OMAP Watchdog Timer Rev 0x31: initial timeout 60 sec
[    1.892761] Driver 'mmcblk' needs updating - please use bus_type methods
[    1.958831] ledtrig-cpu: registered to indicate activity on CPUs
[    1.963256] usbcore: registered new interface driver usbhid
[    1.966461] usbhid: USB HID core driver
[    1.972106] oprofile: using arm/armv7
[    1.975372] TCP: cubic registered
[    1.977386] Initializing XFRM netlink socket
[    1.979980] NET: Registered protocol family 17
[    1.982574] NET: Registered protocol family 15
[    1.985687] Key type dns_resolver registered
[    1.988586] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu_iva
[    1.992523] omap2_set_init_voltage: unable to set vdd_mpu_iva
[    1.995727] omap2_set_init_voltage: unable to find boot up OPP for vdd_core
[    1.999694] omap2_set_init_voltage: unable to set vdd_core
[    2.006408] PM: no software I/O chain control; some wakeups may be lost
[    2.013183] ThumbEE CPU extension supported.
[    2.015624] Registering SWP/SWPB emulation handler
[    2.018371] SmartReflex Class3 initialized
[    2.052551] input: gpio_keys as /devices/platform/gpio_keys/input/input2
[    2.060546] twl_rtc 48070000.i2c:twl@48:rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
[    2.065795] sr_init: No PMIC hook to init smartreflex
[    2.069427] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized
[    2.074096] smartreflex smartreflex.0: omap_sr_probe: smartreflex_mpu_iva: No Voltage table for the corresponding vdd. Cannot create debugfs entries for n-values
[    2.082946] smartreflex: probe of smartreflex.0 failed with error -61
[    2.086914] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized
[    2.091491] smartreflex smartreflex.1: omap_sr_probe: smartreflex_core: No Voltage table for the corresponding vdd. Cannot create debugfs entries for n-values
[    2.099670] smartreflex: probe of smartreflex.1 failed with error -61
[    2.103424] sr_init: platform driver register failed for SR
[    2.219177] hsusb2_vbus: disabling
[    2.222839] VUSB3V1: disabling
[    2.226440] VUSB1V8: disabling
[    2.230255] VUSB1V5: disabling
[    2.233673] VDAC: disabling
[    2.237091] VAUX3: disabling
[    2.238952] mmc0: host does not support reading read-only switch, assuming write-enable
[    2.250457] Waiting for root device /dev/mmcblk0p2...
[    2.253814] mmc0: new SD card at address 8001
[    2.261077] mmcblk0: mmc0:8001 SD02G 1.89 GiB 
[    2.271942]  mmcblk0: p1 p2
[    3.659393] kjournald starting.  Commit interval 5 seconds
[    3.662994] EXT3-fs (mmcblk0p2): warning: maximal mount count reached, running e2fsck is recommended
[    3.850250] EXT3-fs (mmcblk0p2): using internal journal
[    3.858154] EXT3-fs (mmcblk0p2): recovery complete
[    3.860809] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode
[    3.864776] VFS: Mounted root (ext3 filesystem) on device 179:2.
[    3.874786] devtmpfs: mounted
[    3.878234] Freeing unused kernel memory: 428K (c0861000 - c08cc000)
INIT: version 2.86 booting
Starting the hotplug events dispatcher udevd
[    5.287078] udevd (91): /proc/91/oom_adj is deprecated, please use /proc/91/oom_score_adj instead.
Synthesizing the initial hotplug events
[   19.252441] 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-rc2-14206-gb7392d2: No such file or directory
FATAL: Could not open /lib/modules/3.19.0-rc2-14206-gb7392d2/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-rc2-14206-gb7392d2/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory

ifconfig: SIOCGIFFLAGS: No such device
modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory

eth0      No such device

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/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
[   27.745971] random: nonblocking pool is initialized
ALSA: Restoring mixer settings...
/usr/sbin/alsactl: load_state:1327: No soundcards found...
Starting Dropbear SSH server: modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/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:modprobe: FATAL: Could not load /lib/modules/3.19.0-rc2-14206-gb7392d2/modules.dep: No such file or directory
 hcid
 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[1423]: 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:1055,INA:0,ON:1056,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:1055,INA:0,ON:1056,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:578,INA:477,ON:1056,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:578,INA:476,ON:1055,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
[   39.134643] PM: Syncing filesystems ... done.
[   39.690216] Freezing user space processes ... (elapsed 0.005 seconds) done.
[   39.699584] Freezing remaining freezable tasks ... (elapsed 0.003 seconds) done.
[   39.707427] Suspending console(s) (use no_console_suspend to debug)
[   39.750701] PM: suspend of devices complete after 31.280 msecs
[   39.761566] PM: late suspend of devices complete after 10.833 msecs
[   39.773376] PM: noirq suspend of devices complete after 11.779 msecs
[   39.773559] Disabling non-boot CPUs ...
[   39.773590] Successfully put all powerdomains to target state
[   39.780303] PM: noirq resume of devices complete after 6.622 msecs
[   39.780548] In-band Error seen by MPU  at address 0
[   39.780578] ------------[ cut here ]------------
[   39.780609] WARNING: CPU: 0 PID: 1477 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124()
[   39.780609] Modules linked in:
[   39.780639] CPU: 0 PID: 1477 Comm: echo Not tainted 3.19.0-rc2-14206-gb7392d2 #1
[   39.780639] Hardware name: Generic OMAP3-GP (Flattened Device Tree)
[   39.780700] [<c00154b4>] (unwind_backtrace) from [<c0011b7c>] (show_stack+0x10/0x14)
[   39.780731] [<c0011b7c>] (show_stack) from [<c05d5210>] (dump_stack+0x80/0x9c)
[   39.780761] [<c05d5210>] (dump_stack) from [<c003e104>] (warn_slowpath_common+0x78/0xb4)
[   39.780792] [<c003e104>] (warn_slowpath_common) from [<c003e15c>] (warn_slowpath_null+0x1c/0x24)
[   39.780822] [<c003e15c>] (warn_slowpath_null) from [<c033b094>] (omap3_l3_app_irq+0xcc/0x124)
[   39.780853] [<c033b094>] (omap3_l3_app_irq) from [<c008d330>] (handle_irq_event_percpu+0x60/0x1f4)
[   39.780853] [<c008d330>] (handle_irq_event_percpu) from [<c008d500>] (handle_irq_event+0x3c/0x5c)
[   39.780883] [<c008d500>] (handle_irq_event) from [<c00901d8>] (handle_level_irq+0xb4/0x13c)
[   39.780914] [<c00901d8>] (handle_level_irq) from [<c008cbd8>] (generic_handle_irq+0x20/0x30)
[   39.780944] [<c008cbd8>] (generic_handle_irq) from [<c008ccf0>] (__handle_domain_irq+0x68/0xdc)
[   39.780944] [<c008ccf0>] (__handle_domain_irq) from [<c00086e4>] (omap_intc_handle_irq+0xb4/0xc4)
[   39.780975] [<c00086e4>] (omap_intc_handle_irq) from [<c05dba24>] (__irq_svc+0x44/0x5c)
[   39.780975] Exception stack(0xce5c3dd0 to 0xce5c3e18)
[   39.781005] 3dc0:                                     00000001 ce51aae8 00000000 ce51a500
[   39.781036] 3de0: 60000013 ce152860 ce152860 c0921a98 00000000 c0945464 60000013 c09216b0
[   39.781036] 3e00: c0abe898 ce5c3e18 c008371c c05db594 20000013 ffffffff
[   39.781066] [<c05dba24>] (__irq_svc) from [<c05db594>] (_raw_spin_unlock_irqrestore+0x34/0x44)
[   39.781097] [<c05db594>] (_raw_spin_unlock_irqrestore) from [<c0093e08>] (resume_irqs+0x84/0xdc)
[   39.781127] [<c0093e08>] (resume_irqs) from [<c03aea58>] (dpm_resume_noirq+0x210/0x2d4)
[   39.781188] [<c03aea58>] (dpm_resume_noirq) from [<c008881c>] (suspend_devices_and_enter+0x324/0x600)
[   39.781188] [<c008881c>] (suspend_devices_and_enter) from [<c0088ef4>] (pm_suspend+0x3fc/0x470)
[   39.781219] [<c0088ef4>] (pm_suspend) from [<c00874f4>] (state_store+0x68/0xb8)
[   39.781249] [<c00874f4>] (state_store) from [<c0316c34>] (kobj_attr_store+0x14/0x20)
[   39.781280] [<c0316c34>] (kobj_attr_store) from [<c01b1fcc>] (sysfs_kf_write+0x4c/0x50)
[   39.781311] [<c01b1fcc>] (sysfs_kf_write) from [<c01b13a4>] (kernfs_fop_write+0xf0/0x19c)
[   39.781341] [<c01b13a4>] (kernfs_fop_write) from [<c0149b98>] (vfs_write+0xa4/0x1ac)
[   39.781372] [<c0149b98>] (vfs_write) from [<c0149ebc>] (SyS_write+0x40/0x8c)
[   39.781372] [<c0149ebc>] (SyS_write) from [<c000e820>] (ret_fast_syscall+0x0/0x48)
[   39.781402] ---[ end trace 51824c1fd5929637 ]---
[   39.789947] PM: early resume of devices complete after 7.263 msecs
[   39.969421] PM: resume of devices complete after 179.199 msecs
[   40.149871] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:0,RET:1204,INA:0,ON:1205,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:1204,INA:0,ON:1205,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:711,INA:493,ON:1205,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:711,INA:492,ON:1204,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
iva2_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0
usbhost_clkdm->usbhost_pwrdm (1)
sgx_clkdm->sgx_pwrdm (0)
per_clkdm->per_pwrdm (12)
cam_clkdm->cam_pwrdm (0)
dss_clkdm->dss_pwrdm (1)
d2d_clkdm->core_pwrdm (0)
iva2_clkdm->iva2_pwrdm (0)
mpu_clkdm->mpu_pwrdm (0)
core_l4_clkdm->core_pwrdm (27)
core_l3_clkdm->core_pwrdm (1)
neon_clkdm->neon_pwrdm (0)
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# echo mem > /sys/power/state
[   42.991455] PM: Syncing filesystems ... done.
[   43.718994] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   43.725036] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   43.731597] Suspending console(s) (use no_console_suspend to debug)
[   43.763519] PM: suspend of devices complete after 19.927 msecs
[   43.775238] PM: late suspend of devices complete after 11.657 msecs
[   43.787017] PM: noirq suspend of devices complete after 11.749 msecs
[   43.787048] Disabling non-boot CPUs ...
[   43.787048] Successfully put all powerdomains to target state
[   43.793640] PM: noirq resume of devices complete after 6.500 msecs
[   43.793823] In-band Error seen by MPU  at address 0
[   43.793823] ------------[ cut here ]------------
[   43.793853] WARNING: CPU: 0 PID: 1482 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124()
[   43.793884] Modules linked in:
[   43.793914] CPU: 0 PID: 1482 Comm: echo Tainted: G        W      3.19.0-rc2-14206-gb7392d2 #1
[   43.793914] Hardware name: Generic OMAP3-GP (Flattened Device Tree)
[   43.793975] [<c00154b4>] (unwind_backtrace) from [<c0011b7c>] (show_stack+0x10/0x14)
[   43.794006] [<c0011b7c>] (show_stack) from [<c05d5210>] (dump_stack+0x80/0x9c)
[   43.794036] [<c05d5210>] (dump_stack) from [<c003e104>] (warn_slowpath_common+0x78/0xb4)
[   43.794067] [<c003e104>] (warn_slowpath_common) from [<c003e15c>] (warn_slowpath_null+0x1c/0x24)
[   43.794067] [<c003e15c>] (warn_slowpath_null) from [<c033b094>] (omap3_l3_app_irq+0xcc/0x124)
[   43.794097] [<c033b094>] (omap3_l3_app_irq) from [<c008d330>] (handle_irq_event_percpu+0x60/0x1f4)
[   43.794128] [<c008d330>] (handle_irq_event_percpu) from [<c008d500>] (handle_irq_event+0x3c/0x5c)
[   43.794158] [<c008d500>] (handle_irq_event) from [<c00901d8>] (handle_level_irq+0xb4/0x13c)
[   43.794189] [<c00901d8>] (handle_level_irq) from [<c008cbd8>] (generic_handle_irq+0x20/0x30)
[   43.794189] [<c008cbd8>] (generic_handle_irq) from [<c008ccf0>] (__handle_domain_irq+0x68/0xdc)
[   43.794219] [<c008ccf0>] (__handle_domain_irq) from [<c00086e4>] (omap_intc_handle_irq+0xb4/0xc4)
[   43.794250] [<c00086e4>] (omap_intc_handle_irq) from [<c05dba24>] (__irq_svc+0x44/0x5c)
[   43.794250] Exception stack(0xcd05fdd0 to 0xcd05fe18)
[   43.794281] fdc0:                                     00000001 ce6c8e28 00000000 ce6c8840
[   43.794281] fde0: 60000013 ce152860 ce152860 c0921a98 00000000 c0945464 60000013 c09216b0
[   43.794311] fe00: c0abe898 cd05fe18 c008371c c05db594 20000013 ffffffff
[   43.794342] [<c05dba24>] (__irq_svc) from [<c05db594>] (_raw_spin_unlock_irqrestore+0x34/0x44)
[   43.794372] [<c05db594>] (_raw_spin_unlock_irqrestore) from [<c0093e08>] (resume_irqs+0x84/0xdc)
[   43.794403] [<c0093e08>] (resume_irqs) from [<c03aea58>] (dpm_resume_noirq+0x210/0x2d4)
[   43.794433] [<c03aea58>] (dpm_resume_noirq) from [<c008881c>] (suspend_devices_and_enter+0x324/0x600)
[   43.794464] [<c008881c>] (suspend_devices_and_enter) from [<c0088ef4>] (pm_suspend+0x3fc/0x470)
[   43.794494] [<c0088ef4>] (pm_suspend) from [<c00874f4>] (state_store+0x68/0xb8)
[   43.794525] [<c00874f4>] (state_store) from [<c0316c34>] (kobj_attr_store+0x14/0x20)
[   43.794555] [<c0316c34>] (kobj_attr_store) from [<c01b1fcc>] (sysfs_kf_write+0x4c/0x50)
[   43.794586] [<c01b1fcc>] (sysfs_kf_write) from [<c01b13a4>] (kernfs_fop_write+0xf0/0x19c)
[   43.794616] [<c01b13a4>] (kernfs_fop_write) from [<c0149b98>] (vfs_write+0xa4/0x1ac)
[   43.794616] [<c0149b98>] (vfs_write) from [<c0149ebc>] (SyS_write+0x40/0x8c)
[   43.794647] [<c0149ebc>] (SyS_write) from [<c000e820>] (ret_fast_syscall+0x0/0x48)
[   43.794677] ---[ end trace 51824c1fd5929638 ]---
[   43.803649] PM: early resume of devices complete after 7.476 msecs
[   43.978363] PM: resume of devices complete after 174.560 msecs
[   44.159332] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:0,RET:1342,INA:0,ON:1343,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:1342,INA:0,ON:1343,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:846,INA:496,ON:1343,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:846,INA:495,ON:1342,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:1636,INA:0,ON:1637,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:34,INA:9,ON:44,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:0,RET:44,INA:0,ON:45,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:0,RET:1636,INA:0,ON:1637,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:1129,INA:507,ON:1637,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:1129,INA:506,ON:1636,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
iva2_pwrdm (RET),OFF:0,RET:1,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0
usbhost_clkdm->usbhost_pwrdm (1)
sgx_clkdm->sgx_pwrdm (0)
per_clkdm->per_pwrdm (12)
cam_clkdm->cam_pwrdm (0)
dss_clkdm->dss_pwrdm (1)
d2d_clkdm->core_pwrdm (0)
iva2_clkdm->iva2_pwrdm (0)
mpu_clkdm->mpu_pwrdm (0)
core_l4_clkdm->core_pwrdm (20)
core_l3_clkdm->core_pwrdm (1)
neon_clkdm->neon_pwrdm (0)
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# ./test_rootfs_access_nonexistent_file__ret_dyn
-sh: ./test_rootfs_access_nonexistent_file__ret_dyn: not found
root@beagleboard:~# 
root@beagleboard:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.seria l | paste -s -d' '`; do echo -1 >  $u/power/autosuspend_delay_ms; done
root@beagleboard:~# 
root@beagleboard:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.seria l | paste -s -d' '`; do ls -l  $u/power/autosuspend_delay_ms; cat $u/power/autos uspend_delay_ms; done
-rw-r--r--    1 root     root         4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms
-1
-rw-r--r--    1 root     root         4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms
-1
-rw-r--r--    1 root     root         4096 Jul 22 00:18 /sys/bus/platform/drivers/omap_uart/49020000.serial/power/autosuspend_delay_ms
-1
root@beagleboard:~# 
root@beagleboard:~# 
%% End retention dynamic idle UART wakeup test


%% Start off-mode double suspend UART wakeup test

echo 1 > /debug/pm_debug/enable_off_mode
root@beagleboard:~# 
root@beagleboard:~# echo mem > /sys/power/state
[   64.810150] PM: Syncing filesystems ... done.
[   65.192596] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   65.198669] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   65.205200] Suspending console(s) (use no_console_suspend to debug)
[   65.235931] PM: suspend of devices complete after 19.012 msecs
[   65.246704] PM: late suspend of devices complete after 10.711 msecs
[   65.257690] PM: noirq suspend of devices complete after 10.925 msecs
[   65.257720] Disabling non-boot CPUs ...
[   65.257720] Successfully put all powerdomains to target state
[   65.278167] PM: noirq resume of devices complete after 20.355 msecs
[   65.278350] In-band Error seen by MPU  at address 0
[   65.278350] ------------[ cut here ]------------
[   65.278381] WARNING: CPU: 0 PID: 1519 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124()
[   65.278411] Modules linked in:
[   65.278411] CPU: 0 PID: 1519 Comm: echo Tainted: G        W      3.19.0-rc2-14206-gb7392d2 #1
[   65.278442] Hardware name: Generic OMAP3-GP (Flattened Device Tree)
[   65.278503] [<c00154b4>] (unwind_backtrace) from [<c0011b7c>] (show_stack+0x10/0x14)
[   65.278533] [<c0011b7c>] (show_stack) from [<c05d5210>] (dump_stack+0x80/0x9c)
[   65.278564] [<c05d5210>] (dump_stack) from [<c003e104>] (warn_slowpath_common+0x78/0xb4)
[   65.278564] [<c003e104>] (warn_slowpath_common) from [<c003e15c>] (warn_slowpath_null+0x1c/0x24)
[   65.278594] [<c003e15c>] (warn_slowpath_null) from [<c033b094>] (omap3_l3_app_irq+0xcc/0x124)
[   65.278625] [<c033b094>] (omap3_l3_app_irq) from [<c008d330>] (handle_irq_event_percpu+0x60/0x1f4)
[   65.278656] [<c008d330>] (handle_irq_event_percpu) from [<c008d500>] (handle_irq_event+0x3c/0x5c)
[   65.278686] [<c008d500>] (handle_irq_event) from [<c00901d8>] (handle_level_irq+0xb4/0x13c)
[   65.278686] [<c00901d8>] (handle_level_irq) from [<c008cbd8>] (generic_handle_irq+0x20/0x30)
[   65.278717] [<c008cbd8>] (generic_handle_irq) from [<c008ccf0>] (__handle_domain_irq+0x68/0xdc)
[   65.278747] [<c008ccf0>] (__handle_domain_irq) from [<c00086e4>] (omap_intc_handle_irq+0xb4/0xc4)
[   65.278778] [<c00086e4>] (omap_intc_handle_irq) from [<c05dba24>] (__irq_svc+0x44/0x5c)
[   65.278778] Exception stack(0xce5e9dd0 to 0xce5e9e18)
[   65.278808] 9dc0:                                     00000001 ce51b5e8 00000000 ce51b000
[   65.278808] 9de0: 60000153 ce152860 ce152860 c0921a98 00000000 c0945464 60000153 c09216b0
[   65.278839] 9e00: c0abe898 ce5e9e18 c008371c c05db594 20000153 ffffffff
[   65.278869] [<c05dba24>] (__irq_svc) from [<c05db594>] (_raw_spin_unlock_irqrestore+0x34/0x44)
[   65.278900] [<c05db594>] (_raw_spin_unlock_irqrestore) from [<c0093e08>] (resume_irqs+0x84/0xdc)
[   65.278930] [<c0093e08>] (resume_irqs) from [<c03aea58>] (dpm_resume_noirq+0x210/0x2d4)
[   65.278961] [<c03aea58>] (dpm_resume_noirq) from [<c008881c>] (suspend_devices_and_enter+0x324/0x600)
[   65.278991] [<c008881c>] (suspend_devices_and_enter) from [<c0088ef4>] (pm_suspend+0x3fc/0x470)
[   65.279022] [<c0088ef4>] (pm_suspend) from [<c00874f4>] (state_store+0x68/0xb8)
[   65.279052] [<c00874f4>] (state_store) from [<c0316c34>] (kobj_attr_store+0x14/0x20)
[   65.279083] [<c0316c34>] (kobj_attr_store) from [<c01b1fcc>] (sysfs_kf_write+0x4c/0x50)
[   65.279113] [<c01b1fcc>] (sysfs_kf_write) from [<c01b13a4>] (kernfs_fop_write+0xf0/0x19c)
[   65.279113] [<c01b13a4>] (kernfs_fop_write) from [<c0149b98>] (vfs_write+0xa4/0x1ac)
[   65.279144] [<c0149b98>] (vfs_write) from [<c0149ebc>] (SyS_write+0x40/0x8c)
[   65.279174] [<c0149ebc>] (SyS_write) from [<c000e820>] (ret_fast_syscall+0x0/0x48)
[   65.279174] ---[ end trace 51824c1fd5929639 ]---
[   65.287719] PM: early resume of devices complete after 7.263 msecs
[   65.458160] PM: resume of devices complete after 170.288 msecs
[   65.638214] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:67,RET:1753,INA:0,ON:1821,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:34,INA:9,ON:45,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:1,RET:44,INA:0,ON:46,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:67,RET:1753,INA:0,ON:1821,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:1296,INA:523,ON:1821,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:1,RET:1296,INA:522,ON:1820,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
iva2_pwrdm (OFF),OFF:1,RET:1,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0
usbhost_clkdm->usbhost_pwrdm (1)
sgx_clkdm->sgx_pwrdm (0)
per_clkdm->per_pwrdm (12)
cam_clkdm->cam_pwrdm (0)
dss_clkdm->dss_pwrdm (1)
d2d_clkdm->core_pwrdm (0)
iva2_clkdm->iva2_pwrdm (0)
mpu_clkdm->mpu_pwrdm (0)
core_l4_clkdm->core_pwrdm (27)
core_l3_clkdm->core_pwrdm (1)
neon_clkdm->neon_pwrdm (0)
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# echo mem > /sys/power/state
[   68.472564] PM: Syncing filesystems ... done.
[   69.200042] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   69.206146] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   69.212615] Suspending console(s) (use no_console_suspend to debug)
[   69.243255] PM: suspend of devices complete after 19.042 msecs
[   69.254119] PM: late suspend of devices complete after 10.803 msecs
[   69.265258] PM: noirq suspend of devices complete after 11.077 msecs
[   69.265289] Disabling non-boot CPUs ...
[   69.265319] Successfully put all powerdomains to target state
[   69.285797] PM: noirq resume of devices complete after 20.355 msecs
[   69.285949] In-band Error seen by MPU  at address 0
[   69.285980] ------------[ cut here ]------------
[   69.286010] WARNING: CPU: 0 PID: 1521 at drivers/bus/omap_l3_smx.c:166 omap3_l3_app_irq+0xcc/0x124()
[   69.286010] Modules linked in:
[   69.286041] CPU: 0 PID: 1521 Comm: echo Tainted: G        W      3.19.0-rc2-14206-gb7392d2 #1
[   69.286041] Hardware name: Generic OMAP3-GP (Flattened Device Tree)
[   69.286102] [<c00154b4>] (unwind_backtrace) from [<c0011b7c>] (show_stack+0x10/0x14)
[   69.286132] [<c0011b7c>] (show_stack) from [<c05d5210>] (dump_stack+0x80/0x9c)
[   69.286163] [<c05d5210>] (dump_stack) from [<c003e104>] (warn_slowpath_common+0x78/0xb4)
[   69.286193] [<c003e104>] (warn_slowpath_common) from [<c003e15c>] (warn_slowpath_null+0x1c/0x24)
[   69.286224] [<c003e15c>] (warn_slowpath_null) from [<c033b094>] (omap3_l3_app_irq+0xcc/0x124)
[   69.286254] [<c033b094>] (omap3_l3_app_irq) from [<c008d330>] (handle_irq_event_percpu+0x60/0x1f4)
[   69.286285] [<c008d330>] (handle_irq_event_percpu) from [<c008d500>] (handle_irq_event+0x3c/0x5c)
[   69.286285] [<c008d500>] (handle_irq_event) from [<c00901d8>] (handle_level_irq+0xb4/0x13c)
[   69.286315] [<c00901d8>] (handle_level_irq) from [<c008cbd8>] (generic_handle_irq+0x20/0x30)
[   69.286346] [<c008cbd8>] (generic_handle_irq) from [<c008ccf0>] (__handle_domain_irq+0x68/0xdc)
[   69.286376] [<c008ccf0>] (__handle_domain_irq) from [<c00086e4>] (omap_intc_handle_irq+0xb4/0xc4)
[   69.286376] [<c00086e4>] (omap_intc_handle_irq) from [<c05dba24>] (__irq_svc+0x44/0x5c)
[   69.286407] Exception stack(0xce5e9dd0 to 0xce5e9e18)
[   69.286407] 9dc0:                                     00000001 ce51b5e8 00000000 ce51b000
[   69.286437] 9de0: 60000153 ce152860 ce152860 c0921a98 00000000 c0945464 60000153 c09216b0
[   69.286437] 9e00: c0abe898 ce5e9e18 c008371c c05db594 20000153 ffffffff
[   69.286468] [<c05dba24>] (__irq_svc) from [<c05db594>] (_raw_spin_unlock_irqrestore+0x34/0x44)
[   69.286499] [<c05db594>] (_raw_spin_unlock_irqrestore) from [<c0093e08>] (resume_irqs+0x84/0xdc)
[   69.286560] [<c0093e08>] (resume_irqs) from [<c03aea58>] (dpm_resume_noirq+0x210/0x2d4)
[   69.286590] [<c03aea58>] (dpm_resume_noirq) from [<c008881c>] (suspend_devices_and_enter+0x324/0x600)
[   69.286621] [<c008881c>] (suspend_devices_and_enter) from [<c0088ef4>] (pm_suspend+0x3fc/0x470)
[   69.286621] [<c0088ef4>] (pm_suspend) from [<c00874f4>] (state_store+0x68/0xb8)
[   69.286682] [<c00874f4>] (state_store) from [<c0316c34>] (kobj_attr_store+0x14/0x20)
[   69.286712] [<c0316c34>] (kobj_attr_store) from [<c01b1fcc>] (sysfs_kf_write+0x4c/0x50)
[   69.286712] [<c01b1fcc>] (sysfs_kf_write) from [<c01b13a4>] (kernfs_fop_write+0xf0/0x19c)
[   69.286743] [<c01b13a4>] (kernfs_fop_write) from [<c0149b98>] (vfs_write+0xa4/0x1ac)
[   69.286773] [<c0149b98>] (vfs_write) from [<c0149ebc>] (SyS_write+0x40/0x8c)
[   69.286804] [<c0149ebc>] (SyS_write) from [<c000e820>] (ret_fast_syscall+0x0/0x48)
[   69.286804] ---[ end trace 51824c1fd592963a ]---
[   69.295349] PM: early resume of devices complete after 7.263 msecs
[   69.448089] PM: resume of devices complete after 152.618 msecs
[   69.628082] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:200,RET:1753,INA:0,ON:1954,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:34,INA:9,ON:46,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:2,RET:44,INA:0,ON:47,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:200,RET:1753,INA:0,ON:1954,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:1423,INA:528,ON:1954,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:2,RET:1423,INA:527,ON:1953,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
iva2_pwrdm (OFF),OFF:1,RET:1,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0,RET-MEMBANK3-OFF:0,RET-MEMBANK4-OFF:0
usbhost_clkdm->usbhost_pwrdm (1)
sgx_clkdm->sgx_pwrdm (0)
per_clkdm->per_pwrdm (12)
cam_clkdm->cam_pwrdm (0)
dss_clkdm->dss_pwrdm (1)
d2d_clkdm->core_pwrdm (0)
iva2_clkdm->iva2_pwrdm (0)
mpu_clkdm->mpu_pwrdm (0)
core_l4_clkdm->core_pwrdm (27)
core_l3_clkdm->core_pwrdm (1)
neon_clkdm->neon_pwrdm (0)
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# ./test_rootfs_access_nonexistent_file__off_susp
-sh: ./test_rootfs_access_nonexistent_file__off_susp: not found
root@beagleboard:~# 
root@beagleboard:~# 
%% End off-mode double suspend UART wakeup test


%% Start off-mode dynamic idle UART wakeup test

for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.seria l | paste -s -d' '`; do echo 3000 >  $u/power/autosuspend_delay_ms; done
root@beagleboard:~# 
root@beagleboard:~# for u in `ls -1d /sys/bus/platform/drivers/omap_uart/*.seria l | paste -s -d' '`; do ls -l  $u/power/autosuspend_delay_ms; cat $u/power/autos uspend_delay_ms; done
-rw-r--r--    1 root     root         4096 Jul 22 00:19 /sys/bus/platform/drivers/omap_uart/4806a000.serial/power/autosuspend_delay_ms
3000
-rw-r--r--    1 root     root         4096 Jul 22 00:19 /sys/bus/platform/drivers/omap_uart/4806c000.serial/power/autosuspend_delay_ms
3000
-rw-r--r--    1 root     root         4096 Jul 22 00:19 /sys/bus/platform/drivers/omap_uart/49020000.serial/power/autosuspend_delay_ms
3000
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:485,RET:1753,INA:0,ON:2239,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:25,RET:35,INA:14,ON:75,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:26,RET:49,INA:0,ON:76,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:485,RET:1753,INA:0,ON:2239,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:28,RET:1662,INA:548,ON:2239,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:28,RET:1662,INA:547,ON:2238,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