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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, 3(SOH)/4450(STX)/0(CAN) packets, 3 retries
## Total Size      = 0x00458824 = 4556836 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:    4556772 Bytes = 4.3 MiB
   Load Address: 80008000
   Entry Point:  80008000
   Verifying Checksum ... OK
   Loading Kernel Image ... OK
OK

Starting kernel ...

[    0.000000] Booting Linux on physical CPU 0x0
[    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Initializing cgroup subsys cpuacct
[    0.000000] Linux version 4.0.0-rc3-129637-g9eccca0 (paul@knihy) (gcc version 4.7.2 (Debian 4.7.2-5) ) #1 SMP Sun Mar 8 19:36:11 MDT 2015
[    0.000000] CPU: ARMv7 Processor [411fc083] revision 3 (ARMv7), cr=10c5387d
[    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT nonaliasing instruction cache
[    0.000000] Machine model: TI OMAP3 BeagleBoard
[    0.000000] cma: Reserved 16 MiB at 0x8e800000
[    0.000000] Memory policy: Data cache writeback
[    0.000000] CPU: All CPU(s) started in SVC mode.
[    0.000000] OMAP3430/3530 ES3.1 (l2cache iva sgx neon isp )
[    0.000000] PERCPU: Embedded 12 pages/cpu @cfc3b000 s18496 r8192 d22464 u49152
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 64704
[    0.000000] Kernel command line: console=ttyO2,230400n8 root=/dev/mmcblk0p2 rw rootfstype=ext3 rootwait earlyprintk
[    0.000000] PID hash table entries: 1024 (order: 0, 4096 bytes)
[    0.000000] Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
[    0.000000] Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
[    0.000000] Memory: 224224K/261120K available (5892K kernel code, 591K rwdata, 2268K rodata, 428K init, 8219K bss, 20512K 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 - 0xc08005a8   (8162 kB)
[    0.000000]       .init : 0xc0801000 - 0xc086c000   ( 428 kB)
[    0.000000]       .data : 0xc086c000 - 0xc08ffe28   ( 592 kB)
[    0.000000]        .bss : 0xc08ffe28 - 0xc1106b90   (8220 kB)
[    0.000000] Hierarchical RCU implementation.
[    0.000000] 	Additional per-CPU info printed with stalls.
[    0.000000] 	RCU restricting CPUs from NR_CPUS=2 to nr_cpu_ids=1.
[    0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1
[    0.000000] NR_IRQS:16 nr_irqs:16 16
[    0.000000] IRQ: Found an INTC at 0xfa200000 (revision 4.0) with 96 interrupts
[    0.000000] Clocking rate (Crystal/Core/MPU): 26.0/332/500 MHz
[    0.000000] OMAP clockevent source: timer12 at 32768 Hz
[    0.000030] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps every 65536000000000ns
[    0.000061] OMAP clocksource: 32k_counter at 32768 Hz
[    0.001586] Console: colour dummy device 80x30
[    0.001678] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[    0.001708] ... MAX_LOCKDEP_SUBCLASSES:  8
[    0.001739] ... MAX_LOCK_DEPTH:          48
[    0.001739] ... MAX_LOCKDEP_KEYS:        8191
[    0.001770] ... CLASSHASH_SIZE:          4096
[    0.001770] ... MAX_LOCKDEP_ENTRIES:     32768
[    0.001800] ... MAX_LOCKDEP_CHAINS:      65536
[    0.001800] ... CHAINHASH_SIZE:          32768
[    0.001831]  memory used by lock dependency info: 5167 kB
[    0.001831]  per task-struct memory footprint: 1152 bytes
[    0.001892] Calibrating delay loop... 508.72 BogoMIPS (lpj=2543616)
[    0.099822] pid_max: default: 32768 minimum: 301
[    0.100494] Security Framework initialized
[    0.100799] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.100830] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.106384] Initializing cgroup subsys blkio
[    0.106445] Initializing cgroup subsys memory
[    0.106597] Initializing cgroup subsys devices
[    0.106781] Initializing cgroup subsys freezer
[    0.107025] Initializing cgroup subsys perf_event
[    0.107177] CPU: Testing write buffer coherency: ok
[    0.109588] CPU0: thread -1, cpu 0, socket -1, mpidr 0
[    0.109802] Setting up static identity map for 0x80595688 - 0x805956f8
[    0.116851] Brought up 1 CPUs
[    0.116882] SMP: Total of 1 processors activated (508.72 BogoMIPS).
[    0.116882] CPU: All CPU(s) started in SVC mode.
[    0.123046] devtmpfs: initialized
[    0.139373] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 1
[    0.246490] omap_hwmod: mcbsp2_sidetone using broken dt data from mcbsp
[    0.249450] omap_hwmod: mcbsp3_sidetone using broken dt data from mcbsp
[    0.362579] pinctrl core: initialized pinctrl subsystem
[    0.504486] NET: Registered protocol family 16
[    0.516784] DMA: preallocated 256 KiB pool for atomic coherent allocations
[    0.520751] cpuidle: using governor ladder
[    0.520812] cpuidle: using governor menu
[    0.533172] Reprogramming SDRC clock to 332000000 Hz
[    0.548858] omap_gpio 48310000.gpio: could not find pctldev for node /ocp/pinmux@48002a00/pinmux_gpio1_pins, deferring probe
[    0.548950] platform 48310000.gpio: Driver omap_gpio requests probe deferral
[    0.554626] OMAP GPIO hardware version 2.5
[    0.572418] irq: no irq domain found for /ocp/pinmux@48002030 !
[    0.606506] omap-gpmc 6e000000.gpmc: GPMC revision 5.0
[    0.621673] No ATAGs?
[    0.621734] hw-breakpoint: debug architecture 0x4 unsupported.
[    0.626586] OMAP DMA hardware revision 4.0
[    0.744750] omap-dma-engine 48056000.dma-controller: OMAP DMA engine driver
[    0.746643] platform hsusb2_power_reg: Driver reg-fixed-voltage requests probe deferral
[    0.753875] SCSI subsystem initialized
[    0.757995] platform hsusb2_phy: Driver usb_phy_generic requests probe deferral
[    0.762359] omap_i2c 48070000.i2c: bus 0 rev3.3 at 2600 kHz
[    0.764678] omap_i2c 48072000.i2c: bus 1 rev3.3 at 100 kHz
[    0.766662] omap_i2c 48060000.i2c: bus 2 rev3.3 at 100 kHz
[    0.775085] Switched to clocksource 32k_counter
[    1.053283] NET: Registered protocol family 2
[    1.056823] TCP established hash table entries: 2048 (order: 1, 8192 bytes)
[    1.057128] TCP bind hash table entries: 2048 (order: 4, 73728 bytes)
[    1.058502] TCP: Hash tables configured (established 2048 bind 2048)
[    1.058929] TCP: reno registered
[    1.058959] UDP hash table entries: 256 (order: 2, 20480 bytes)
[    1.059356] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes)
[    1.061157] NET: Registered protocol family 1
[    1.063903] RPC: Registered named UNIX socket transport module.
[    1.063934] RPC: Registered udp transport module.
[    1.063964] RPC: Registered tcp transport module.
[    1.063995] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    1.071105] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available
[    1.082122] futex hash table entries: 256 (order: 2, 16384 bytes)
[    1.082611] audit: initializing netlink subsys (disabled)
[    1.083068] audit: type=2000 audit(1.050:1): initialized
[    1.091217] VFS: Disk quotas dquot_6.5.2
[    1.091491] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[    1.095886] NFS: Registering the id_resolver key type
[    1.096588] Key type id_resolver registered
[    1.096618] Key type id_legacy registered
[    1.096954] jffs2: version 2.2. (NAND) (SUMMARY)  © 2001-2006 Red Hat, Inc.
[    1.106292] io scheduler noop registered
[    1.106353] io scheduler deadline registered
[    1.106445] io scheduler cfq registered (default)
[    1.111602] pinctrl-single 48002030.pinmux: 284 pins at pa fa002030 size 568
[    1.112609] pinctrl-single 48002a00.pinmux: 46 pins at pa fa002a00 size 92
[    1.114166] pinctrl-single 480025d8.pinmux: 18 pins at pa fa0025d8 size 36
[    1.122375] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[    1.134490] omap_uart 4806a000.serial: no wakeirq for uart0
[    1.136016] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 88, base_baud = 3000000) is a OMAP UART0
[    1.139556] omap_uart 4806c000.serial: no wakeirq for uart0
[    1.140106] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 89, base_baud = 3000000) is a OMAP UART1
[    1.143493] 49020000.serial: ttyO2 at MMIO 0x49020000 (irq = 90, base_baud = 3000000) is a OMAP UART2
[    1.542205] console [ttyO2] enabled
[    1.604766] brd: module loaded
[    1.641357] loop: module loaded
[    1.659576] twl 0-0048: PIH (irq 23) chaining IRQs 307..315
[    1.663269] twl 0-0048: power (irq 312) chaining IRQs 315..322
[    1.743438] twl4030_gpio twl4030-gpio: gpio (irq 307) chaining IRQs 323..340
[    1.763092] mtdoops: mtd device (mtddev=name/number) must be supplied
[    1.789154] mousedev: PS/2 mouse device common for all mice
[    1.792236] i2c /dev entries driver
[    1.799133] Driver 'mmcblk' needs updating - please use bus_type methods
[    1.857086] ledtrig-cpu: registered to indicate activity on CPUs
[    1.863067] oprofile: using arm/armv7
[    1.866577] TCP: cubic registered
[    1.868469] Initializing XFRM netlink socket
[    1.871002] NET: Registered protocol family 17
[    1.873565] NET: Registered protocol family 15
[    1.876739] Key type dns_resolver registered
[    1.879577] omap2_set_init_voltage: unable to find boot up OPP for vdd_mpu_iva
[    1.883514] omap2_set_init_voltage: unable to set vdd_mpu_iva
[    1.886779] omap2_set_init_voltage: unable to find boot up OPP for vdd_core
[    1.890563] omap2_set_init_voltage: unable to set vdd_core
[    1.900268] ThumbEE CPU extension supported.
[    1.902679] Registering SWP/SWPB emulation handler
[    1.905426] SmartReflex Class3 initialized
[    1.943847] drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
[    1.947479] sr_init: No PMIC hook to init smartreflex
[    1.951019] smartreflex smartreflex.0: omap_sr_probe: SmartReflex driver initialized
[    1.956665] smartreflex smartreflex.1: omap_sr_probe: SmartReflex driver initialized
[    2.064758] hsusb2_vbus: disabling
[    2.069885] VUSB3V1: disabling
[    2.073028] VUSB1V8: disabling
[    2.077148] VUSB1V5: disabling
[    2.080657] VDAC: disabling
[    2.083923] VAUX3: disabling
[    2.085906] mmc0: host does not support reading read-only switch, assuming write-enable
[    2.096771] Waiting for root device /dev/mmcblk0p2...
[    2.100128] mmc0: new SD card at address e624
[    2.107910] mmcblk0: mmc0:e624 SD01G 968 MiB 
[    2.118591]  mmcblk0: p1 p2
[    2.566009] kjournald starting.  Commit interval 5 seconds
[    2.576080] EXT3-fs (mmcblk0p2): using internal journal
[    2.670074] EXT3-fs (mmcblk0p2): recovery complete
[    2.672698] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode
[    2.676727] VFS: Mounted root (ext3 filesystem) on device 179:2.
[    2.685302] devtmpfs: mounted
[    2.688659] Freeing unused kernel memory: 428K (c0801000 - c086c000)
INIT: version 2.86 booting
Starting the hotplug events dispatcher udevd
[    4.046691] udevd (90): /proc/90/oom_adj is deprecated, please use /proc/90/oom_score_adj instead.
Synthesizing the initial hotplug events
[   17.244049] FAT-fs (mmcblk0p1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
Remounting root file system...
mount: according to mtab, /proc is already mounted on /proc

WARNING: Couldn't open directory /lib/modules/4.0.0-rc3-129637-g9eccca0: No such file or directory
FATAL: Could not open /lib/modules/4.0.0-rc3-129637-g9eccca0/modules.dep.temp for writing: No such file or directory
root: mount: mount point /proc/bus/usb does not exist
Setting up IP spoofing protection: rp_filter.
Configuring network interfaces... modprobe: FATAL: Could not load /lib/modules/4.0.0-rc3-129637-g9eccca0/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc3-129637-g9eccca0/modules.dep: No such file or directory

ifconfig: SIOCGIFFLAGS: No such device
modprobe: FATAL: Could not load /lib/modules/4.0.0-rc3-129637-g9eccca0/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc3-129637-g9eccca0/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc3-129637-g9eccca0/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc3-129637-g9eccca0/modules.dep: No such file or directory

eth0      No such device

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc3-129637-g9eccca0/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc3-129637-g9eccca0/modules.dep: No such file or directory

udhcpc: SIOCGIFINDEX: No such device
done.
Starting portmap daemon: portmap.
hwclock: can't open '/dev/misc/rtc': No such file or directory
Tue Jul 22 00:18:00 UTC 2008
hwclock: can't open '/dev/misc/rtc': No such file or directory
INIT: Entering runlevel: 5
ALSA: Restoring mixer settings...
/usr/sbin/alsactl: load_state:1327: No soundcards found...
Starting Dropbear SSH server: [   26.292755] random: dropbear urandom read with 91 bits of entropy available
modprobe: FATAL: Could not load /lib/modules/4.0.0-rc3-129637-g9eccca0/modules.dep: No such file or directory

modprobe: FATAL: Could not load /lib/modules/4.0.0-rc3-129637-g9eccca0/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/4.0.0-rc3-129637-g9eccca0/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[1356]: 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_debu[   34.442047] random: nonblocking pool is initialized
g/count
usbhost_pwrdm (ON),OFF:0,RET:1046,INA:0,ON:1047,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:1046,INA:0,ON:1047,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:438,INA:608,ON:1047,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:438,INA:608,ON:1047,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
[   37.321166] PM: Syncing filesystems ... done.
[   37.629760] Freezing user space processes ... (elapsed 0.004 seconds) done.
[   37.638366] Freezing remaining freezable tasks ... (elapsed 0.003 seconds) done.
[   37.645751] Suspending console(s) (use no_console_suspend to debug)
[   37.680328] PM: suspend of devices complete after 23.010 msecs
[   37.690826] PM: late suspend of devices complete after 10.467 msecs
[   37.702575] PM: noirq suspend of devices complete after 11.688 msecs
[   37.702728] Disabling non-boot CPUs ...
[   37.702758] Successfully put all powerdomains to target state
[   37.709350] PM: noirq resume of devices complete after 6.500 msecs
[   37.717834] PM: early resume of devices complete after 6.927 msecs
[   37.888732] PM: resume of devices complete after 170.745 msecs
[   37.923187] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:0,RET:1185,INA:0,ON:1186,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:1185,INA:0,ON:1186,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:560,INA:625,ON:1186,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:560,INA:625,ON:1186,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
[   39.922241] PM: Syncing filesystems ... done.
[   40.273590] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   40.279937] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   40.286529] Suspending console(s) (use no_console_suspend to debug)
[   40.316375] PM: suspend of devices complete after 18.585 msecs
[   40.326629] PM: late suspend of devices complete after 10.192 msecs
[   40.337463] PM: noirq suspend of devices complete after 10.803 msecs
[   40.337493] Disabling non-boot CPUs ...
[   40.337524] Successfully put all powerdomains to target state
[   40.343688] PM: noirq resume of devices complete after 6.103 msecs
[   40.352081] PM: early resume of devices complete after 6.713 msecs
[   40.507781] PM: resume of devices complete after 155.548 msecs
[   40.541137] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:0,RET:1288,INA:0,ON:1289,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:1288,INA:0,ON:1289,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:654,INA:634,ON:1289,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:654,INA:634,ON:1289,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:1420,INA:0,ON:1421,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
sgx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
core_pwrdm (ON),OFF:0,RET:9,INA:6,ON:16,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:0,RET:15,INA:0,ON:16,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:0,RET:1420,INA:0,ON:1421,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:774,INA:646,ON:1421,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:0,RET:774,INA:646,ON:1421,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
[   61.353057] PM: Syncing filesystems ... done.
[   61.701904] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   61.708343] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   61.714965] Suspending console(s) (use no_console_suspend to debug)
[   61.745330] PM: suspend of devices complete after 18.859 msecs
[   61.755859] PM: late suspend of devices complete after 10.467 msecs
[   61.767944] PM: noirq suspend of devices complete after 12.054 msecs
[   61.767974] Disabling non-boot CPUs ...
[   61.768005] Successfully put all powerdomains to target state
[   61.789093] PM: noirq resume of devices complete after 20.965 msecs
[   61.797790] PM: early resume of devices complete after 7.110 msecs
[   61.947601] PM: resume of devices complete after 149.658 msecs
[   61.981170] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:53,RET:1514,INA:0,ON:1568,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
sgx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
core_pwrdm (ON),OFF:1,RET:9,INA:6,ON:17,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:1,RET:15,INA:0,ON:17,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:53,RET:1514,INA:0,ON:1568,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:904,INA:662,ON:1568,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:1,RET:904,INA:662,ON:1568,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
[   63.985534] PM: Syncing filesystems ... done.
[   64.242553] Freezing user space processes ... (elapsed 0.002 seconds) done.
[   64.248931] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done.
[   64.255554] Suspending console(s) (use no_console_suspend to debug)
[   64.286071] PM: suspend of devices complete after 19.012 msecs
[   64.296600] PM: late suspend of devices complete after 10.498 msecs
[   64.307708] PM: noirq suspend of devices complete after 11.047 msecs
[   64.307739] Disabling non-boot CPUs ...
[   64.307769] Successfully put all powerdomains to target state
[   64.328857] PM: noirq resume of devices complete after 20.965 msecs
[   64.337554] PM: early resume of devices complete after 7.110 msecs
[   64.487426] PM: resume of devices complete after 149.719 msecs
[   64.521057] Restarting tasks ... done.
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# 
root@beagleboard:~# cat /debug/pm_debug/count
usbhost_pwrdm (ON),OFF:151,RET:1514,INA:0,ON:1666,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
sgx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
core_pwrdm (ON),OFF:2,RET:9,INA:6,ON:18,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:2,RET:15,INA:0,ON:18,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:151,RET:1514,INA:0,ON:1666,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:988,INA:675,ON:1666,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:2,RET:988,INA:675,ON:1666,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:276,RET:1514,INA:0,ON:1791,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
sgx_pwrdm (OFF),OFF:1,RET:0,INA:0,ON:1,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
core_pwrdm (ON),OFF:8,RET:9,INA:6,ON:24,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0,RET-MEMBANK2-OFF:0
per_pwrdm (ON),OFF:8,RET:15,INA:0,ON:24,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
dss_pwrdm (ON),OFF:276,RET:1514,INA:0,ON:1791,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
cam_pwrdm (OFF),OFF:1,RET:1,INA:0,ON:2,RET-LOGIC-OFF:0,RET-MEMBANK1-OFF:0
neon_pwrdm (ON),OFF:8,RET:1096,INA:686,ON:1791,RET-LOGIC-OFF:0
mpu_pwrdm (ON),OFF:8,RET:1096,INA:686,ON:1791,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