From mboxrd@z Thu Jan 1 00:00:00 1970 From: shawnguo@kernel.org (Shawn Guo) Date: Thu, 18 Feb 2016 22:09:13 +0800 Subject: iMX7d cpu1 issue In-Reply-To: <56C2D63F.1030408@compulab.co.il> References: <56C2D63F.1030408@compulab.co.il> Message-ID: <20160218140913.GY6756@tiger> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, Feb 16, 2016 at 09:56:47AM +0200, Ilya Ledvich wrote: > Hi Shawn, > I'm working on Compulab CL-SOM-IMX7 device (http://www.compulab.co.il/products/computer-on-modules/cl-som-imx7-freescale-i-mx-7-system-on-module) > based on Freescale iMX7d CPU. > I use the Freescale latest BSP imx_3.14.52_1.1.0_ga and the Linux > mainline v4.4-rc6 as a reference. > I observe an issue with bringing up the second CPU core. Briefly, > the kernel can successfully boot only when CPU1 fails to come > online. > In this case the boot log shows the following messages: > ... > CPU1: failed to come online > Brought up 1 CPUs > SMP: Total of 1 processors activated (6.00 BogoMIPS). > ... > > Otherwise, the device tries to start kernel several times until the > boot process eventually crashes. Please see attached logs for more > details. > This never happens on mainline Linus kernel, because it never tries > to bring up CPU1. > Unfortunately, we cannot verify this behavior on reference board > cause we have no one. > Have you ever seen such behavior? Could you please advice something? I never played i.MX7D support on any real hardware. I copied a couple Freescale/NXP people here. Let's see if you can get some help from them. Shawn > Starting kernel ... > > Uncompressing Linux... done, booting the kernel. > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Built 1 zonelists in Zone order, mobility grouping on. Total pages: 260096 > Kernel command line: console=ttymxc0,115200 earlyprintk=ttymxc0,115200 root=/dev/nfs ip=dhcp nfsroot=192.168.11.24:/home/ilya/work/rootfs/sid-minbase,v3,tcp rw rootwait > PID hash table entries: 4096 (order: 2, 16384 bytes) > Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) > Inode-cache hash table entries: 65536 (order: 6, 262144 bytes) > Memory: 700996K/1048576K available (6617K kernel code, 353K rwdata, 2280K rodata, 384K init, 421K bss, 347580K reserved, 0K highmem) > Virtual kernel memory layout: > vector : 0xffff0000 - 0xffff1000 ( 4 kB) > fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB) > vmalloc : 0xc0800000 - 0xff000000 (1000 MB) > lowmem : 0x80000000 - 0xc0000000 (1024 MB) > pkmap : 0x7fe00000 - 0x80000000 ( 2 MB) > modules : 0x7f000000 - 0x7fe00000 ( 14 MB) > .text : 0x80008000 - 0x808b8880 (8899 kB) > .init : 0x808b9000 - 0x80919080 ( 385 kB) > .data : 0x8091a000 - 0x80972680 ( 354 kB) > .bss : 0x8097268c - 0x809dbc00 ( 422 kB) > SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 > Preemptible hierarchical RCU implementation. > RCU restricting CPUs from NR_CPUS=4 to nr_cpu_ids=2. > RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 > NR_IRQS:16 nr_irqs:16 16 > Switching to timer-based delay loop > sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 1431655765682ns > Architected cp15 timer(s) running at 8.00MHz (phys). > sched_clock: 56 bits at 8MHz, resolution 125ns, wraps every 2147483648000ns > Ignoring duplicate/late registration of read_current_timer delay > Console: colour dummy device 80x30 > Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) > pid_max: default: 32768 minimum: 301 > Mount-cache hash table entries: 2048 (order: 1, 8192 bytes) > Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes) > CPU: Testing write buffer coherency: ok > /cpus/cpu at 0 missing clock-frequency property > /cpus/cpu at 1 missing clock-frequency property > CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 > Setting up static identity map for 0x80647850 - 0x806478a8 > Switching to timer-based delay loop > Calibrating delay loop (skipped) already calibrated this CPU6.00 BogoMIPS (lpj=30000) > sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 1431655765682ns > Architected cp15 timer(s) running at 8.00MHz (phys). > 2147483648000ns > Current pid: 1 comm: swapper/0 / Idle pid: 0 comm: swapper/0 > Ignoring duplicate/late registra > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > CPU1: failed to come online > Brought up 1 CPUs > SMP: Total of 1 processors activated (6.00 BogoMIPS). > CPU: All CPU(s) started in SVC mode. > devtmpfs: initialized > VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5 > pinctrl core: initialized pinctrl subsystem > regulator-dummy: no parameters > NET: Registered protocol family 16 > DMA: preallocated 256 KiB pool for atomic coherent allocations > cpuidle: using governor ladder > cpuidle: using governor menu > Use WDOG1 as reset source > syscon 30340000.iomuxc-gpr: regmap [mem 0x30340000-0x3034ffff] registered > syscon 30350000.ocotp-ctrl: regmap [mem 0x30350000-0x3035ffff] registered > syscon 30360000.anatop: regmap [mem 0x30360000-0x3036ffff] registered > vdd1p0d: 800 <--> 1200 mV at 1000 mV > vdd1p2: 1100 <--> 1300 mV > syscon 30390000.src: regmap [mem 0x30390000-0x3039ffff] registered > DDR type is DDR3! > failed to find ocotp node > failed to find ocotp node > hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. > hw-breakpoint: maximum watchpoint size is 8 bytes. > imx7d-pinctrl 302c0000.iomuxc-lpsr: initialized IMX pinctrl driver > imx7d-pinctrl 30330000.iomuxc: initialized IMX pinctrl driver > MU is ready for cross core communication! > bio: create slab at 0 > mxs-dma 33000000.dma-apbh: initialized > usb_otg1_vbus: 5000 mV > fec1_phy_nreset: 3300 mV > platform regulator.15: Driver reg-fixed-voltage requests probe deferral > tsc2046-reg: 3300 mV > platform regulator.17: Driver reg-fixed-voltage requests probe deferral > platform lcd_nstby_3v3.18: Driver reg-fixed-voltage requests probe deferral > SCSI subsystem initialized > usbcore: registered new interface driver usbfs > usbcore: registered new interface driver hub > usbcore: registered new device driver usb > usbphy_nop1.10 supply vcc not found, using dummy regulator > usbphy_nop2.11 supply vcc not found, using dummy regulator > i2c i2c-1: IMX I2C adapter registered > i2c i2c-3: IMX I2C adapter registered > Linux video capture interface: v2.00 > pps_core: LinuxPPS API ver. 1 registered > pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti > PTP clock support registered > MIPI CSI2 driver module loaded > Advanced Linux Sound Architecture Driver Initialized. > Switched to clocksource arch_sys_counter > cfg80211: Calling CRDA to update world regulatory domain > NET: Registered protocol family 2 > TCP established hash table entries: 8192 (order: 3, 32768 bytes) > TCP bind hash table entries: 8192 (order: 4, 65536 bytes) > TCP: Hash tables configured (established 8192 bind 8192) > TCP: reno registered > UDP hash table entries: 512 (order: 2, 16384 bytes) > UDP-Lite hash table entries: 512 (order: 2, 16384 bytes) > NET: Registered protocol family 1 > RPC: Registered named UNIX socket transport module. > RPC: Registered udp transport module. > RPC: Registered tcp transport module. > RPC: Registered tcp NFSv4.1 backchannel transport module. > imx rpmsg driver is registered. > Bus freq driver module loaded > futex hash table entries: 512 (order: 3, 32768 bytes) > VFS: Disk quotas dquot_6.5.2 > Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) > NFS: Registering the id_resolver key type > Key type id_resolver registered > Key type id_legacy registered > jffs2: version 2.2. (NAND) ???? 2001-2006 Red Hat, Inc. > fuse init (API version 7.22) > msgmni has been set to 2009 > io scheduler noop registered > io scheduler deadline registered > io scheduler cfq registered (default) > backlight.20 supply power not found, using dummy regulator > MIPI DSI driver module loaded > 30730000.lcdif supply lcd not found, using dummy regulator > mxsfb 30730000.lcdif: failed to find mxc display driver > Console: switching to colour frame buffer device 100x30 > mxsfb 30730000.lcdif: initialized > imx-sdma 30bd0000.sdma: no event needs to be remapped > imx-sdma 30bd0000.sdma: loaded firmware 4.1 > imx-sdma 30bd0000.sdma: initialized > pfuze100-regulator 1-0008: Full layer: 1, Metal layer: 1 > pfuze100-regulator 1-0008: FAB: 0, FIN: 0 > pfuze100-regulator 1-0008: pfuze3000 found. > SW1A: 700 <--> 3300 mV at 1100 mV > SW1B: 700 <--> 1475 mV at 1000 mV > SW2: 1500 <--> 1850 mV at 1800 mV > SW3: 900 <--> 1650 mV at 1350 mV > SWBST: 5000 <--> 5150 mV at 5000 mV > VSNVS: 1000 <--> 3000 mV at 3000 mV > VREFDDR: 750 mV > VLDO1: 1800 <--> 3300 mV at 1800 mV > VLDO2: 800 <--> 1550 mV at 1500 mV > VCCSD: 2850 <--> 3300 mV at 3300 mV > V33: 2850 <--> 3300 mV at 3300 mV > VLDO3: 1800 <--> 3300 mV at 3300 mV > VLDO4: 1800 <--> 3300 mV at 3300 mV > Serial: IMX driver > 30860000.serial: ttymxc0 at MMIO 0x30860000 (irq = 58, base_baud = 1500000) is a IMX > console [ttymxc0] enabled > bootconsole [earlycon0] disabled > serial: Freescale lpuart driver > imx sema4 driver is registered. > [drm] Initialized drm 1.1.0 20060810 > [drm] Initialized vivante 1.0.0 20120216 on minor 0 > brd: module loaded > loop: module loaded > at24 1-0050: 1024 byte 24c08 EEPROM, writable, 16 bytes/write > m25p80 spi0.1: m25px16 (2048 Kbytes) > 3 ofpart partitions found on MTD device spi0.1 > Creating 3 MTD partitions on "spi0.1": > 0x000000000000-0x0000000c0000 : "uboot" > 0x0000000c0000-0x000000100000 : "uboot environment" > 0x000000100000-0x000000200000 : "splash" > spi_imx 30820000.ecspi: probed > 30be0000.ethernet supply phy not found, using dummy regulator > pps pps0: new PPS source ptp0 > libphy: fec_enet_mii_bus: probed > fec 30be0000.ethernet eth0: registered PHC device 0 > 30bf0000.ethernet supply phy not found, using dummy regulator > pps pps1: new PPS source ptp1 > fec 30bf0000.ethernet (unregistered net_device): Invalid MAC address: 00:00:00:00:00:00 > fec 30bf0000.ethernet (unregistered net_device): Using random MAC address: c2:a3:b7:db:4d:b0 > fec 30bf0000.ethernet eth1: registered PHC device 1 > ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver > ehci-mxc: Freescale On-Chip EHCI Host driver > usbcore: registered new interface driver usb-storage > 30b10200.usbmisc supply vbus-wakeup not found, using dummy regulator > 30b20200.usbmisc supply vbus-wakeup not found, using dummy regulator > 30b30200.usbmisc supply vbus-wakeup not found, using dummy regulator > 30b20000.usb supply vbus not found, using dummy regulator > ci_hdrc ci_hdrc.1: EHCI Host Controller > ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 > ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 > hub 1-0:1.0: USB hub found > hub 1-0:1.0: 1 port detected > imx_usb 30b30000.usb: Can't register ci_hdrc platform device, err=-517 > platform 30b30000.usb: Driver imx_usb requests probe deferral > mousedev: PS/2 mouse device common for all mice > input: 30370000.snvs-pwrkey as /devices/soc.3/30000000.aips-bus/30370000.snvs-pwrkey/input/input0 > snvs_pwrkey 30370000.snvs-pwrkey: i.MX snvs powerkey probed > rtc-em3027 1-0056: rtc core: registered rtc-em3027 as rtc0 > snvs_rtc 30370034.snvs-rtc-lp: rtc core: registered 30370034.snvs-rtc-l as rtc1 > i2c /dev entries driver > IR NEC protocol handler initialized > IR RC5(x) protocol handler initialized > IR RC6 protocol handler initialized > IR JVC protocol handler initialized > IR Sony protocol handler initialized > IR RC5 (streamzap) protocol handler initialized > IR SANYO protocol handler initialized > IR MCE Keyboard/mouse protocol handler initialized > imx2-wdt 30280000.wdog: IMX2+ Watchdog Timer enabled. timeout=60s (nowayout=0) > sdhci: Secure Digital Host Controller Interface driver > sdhci: Copyright(c) Pierre Ossman > sdhci-pltfm: SDHCI platform and OF driver helper > sdhci-esdhc-imx 30b40000.usdhc: could not get ultra high speed state, work on normal mode > mmc0: no vqmmc regulator found > mmc0: no vmmc regulator found > mmc0: SDHCI controller on 30b40000.usdhc [30b40000.usdhc] using ADMA > sdhci-esdhc-imx 30b60000.usdhc: could not get ultra high speed state, work on normal mode > mmc2: no vqmmc regulator found > mmc2: no vmmc regulator found > mmc0: new high speed SDHC card at address e624 > mmc2: SDHCI controller on 30b60000.usdhc [30b60000.usdhc] using ADMA > mmcblk0: mmc0:e624 SS08G 7.40 GiB > usbcore: registered new interface driver usbhid > usbhid: USB HID core driver > mmcblk0: unknown partition table > TCP: cubic registered > NET: Registered protocol family 10 > sit: IPv6 over IPv4 tunneling driver > NET: Registered protocol family 17 > Key type dns_resolver registered > usb 1-1: new high-speed USB device number 2 using ci_hdrc > Registering SWP/SWPB emulation handler > SWBST: disabling > usb_otg1_vbus: disabling > regulator-dummy: disabling > imx mcc test is registered. > fec2_phy_nreset: 3300 mV > usb_host_nreset: 3300 mV > lcd_nstby_3v3: no parameters > ci_hdrc ci_hdrc.2: EHCI Host Controller > ci_hdrc ci_hdrc.2: new USB bus registered, assigned bus number 2 > mmc2: BKOPS_EN bit is not set > mmc2: new high speed DDR MMC card at address 0001 > mmcblk2: mmc2:0001 SEM04G 3.68 GiB > mmcblk2boot0: mmc2:0001 SEM04G partition 1 2.00 MiB > mmcblk2boot1: mmc2:0001 SEM04G partition 2 2.00 MiB > mmcblk2rpmb: mmc2:0001 SEM04G partition 3 2.00 MiB > mmcblk2: unknown partition table > mmcblk2boot1: unknown partition table > mmcblk2boot0: unknown partition table > ci_hdrc ci_hdrc.2: USB 2.0 started, EHCI 1.00 > hub 2-0:1.0: USB hub found > hub 2-0:1.0: 1 port detected > Number of LUNs=8 > Mass Storage Function, version: 2009/09/11 > LUN: removable file: (no medium) > usb-storage 1-1:1.0: USB Mass Storage device detected > scsi0 : usb-storage 1-1:1.0 > Number of LUNs=1 > no file given for LUN0 > g_mass_storage ci_hdrc.0: failed to start g_mass_storage: -22 > rtc-em3027 1-0056: setting system clock to 2016-02-16 07:32:51 UTC (1455607971) > fec 30be0000.ethernet eth0: Freescale FEC PHY driver [Atheros 8031 ethernet] (mii_bus:phy_addr=30be0000.etherne:00, irq=-1) > IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready > fec 30bf0000.ethernet eth1: Freescale FEC PHY driver [Atheros 8031 ethernet] (mii_bus:phy_addr=30be0000.etherne:01, irq=-1) > usb 2-1: new high-speed USB device number 2 using ci_hdrc > IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready > hub 2-1:1.0: USB hub found > hub 2-1:1.0: 3 ports detected > scsi 0:0:0:0: Direct-Access SanDisk Cruzer Slice 1.14 PQ: 0 ANSI: 2 > sd 0:0:0:0: [sda] 15633408 512-byte logical blocks: (8.00 GB/7.45 GiB) > sd 0:0:0:0: [sda] Write Protect is off > sd 0:0:0:0: [sda] No Caching mode page found > sd 0:0:0:0: [sda] Assuming drive cache: write through > sd 0:0:0:0: [sda] No Caching mode page found > sd 0:0:0:0: [sda] Assuming drive cache: write through > sda: unknown partition table > sd 0:0:0:0: [sda] No Caching mode page found > sd 0:0:0:0: [sda] Assuming drive cache: write through > sd 0:0:0:0: [sda] Attached SCSI removable disk > libphy: 30be0000.etherne:00 - Link is Up - 1000/Full > IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready > Sending DHCP requests ., OK > IP-Config: Got DHCP answer from 10.1.1.240, my address is 192.168.27.43 > IP-Config: Complete: > device=eth0, hwaddr=00:01:c0:1a:e9:13, ipaddr=192.168.27.43, mask=255.255.0.0, gw=192.168.0.110 > host=192.168.27.43, domain=compulab.local, nis-domain=(none) > bootserver=10.1.1.247, rootserver=192.168.11.24, rootpath= > nameserver0=192.168.10.13, nameserver1=10.1.1.247 > ALSA device list: > No soundcards found. > VFS: Mounted root (nfs filesystem) on device 0:13. > devtmpfs: mounted > Freeing unused kernel memory: 384K (808b9000 - 80919000) > random: systemd urandom read with 58 bits of entropy available > systemd[1]: systemd 228 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ -LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN) > systemd[1]: Detected architecture arm. > > Welcome to Debian GNU/Linux stretch/sid! > > Starting kernel ... > > Uncompressing Linux... done, booting the kernel. > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Built 1 zonelists in Zone order, mobility grouping on. Total pages: 260096 > Kernel command line: console=ttymxc0,115200 earlyprintk=ttymxc0,115200 root=/dev/nfs ip=dhcp nfsroot=192.168.11.24:/home/ilya/work/rootfs/sid-minbase,v3,tcp rw rootwait > PID hash table entries: 4096 (order: 2, 16384 bytes) > Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) > Inode-cache hash table entries: 65536 (order: 6, 262144 bytes) > Memory: 700996K/1048576K available (6617K kernel code, 353K rwdata, 2280K rodata, 384K init, 421K bss, 347580K reserved, 0K highmem) > Virtual kernel memory layout: > vector : 0xffff0000 - 0xffff1000 ( 4 kB) > fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB) > vmalloc : 0xc0800000 - 0xff000000 (1000 MB) > lowmem : 0x80000000 - 0xc0000000 (1024 MB) > pkmap : 0x7fe00000 - 0x80000000 ( 2 MB) > modules : 0x7f000000 - 0x7fe00000 ( 14 MB) > .text : 0x80008000 - 0x808b8880 (8899 kB) > .init : 0x808b9000 - 0x80919080 ( 385 kB) > .data : 0x8091a000 - 0x80972680 ( 354 kB) > .bss : 0x8097268c - 0x809dbc00 ( 422 kB) > SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 > Preemptible hierarchical RCU implementation. > RCU restricting CPUs from NR_CPUS=4 to nr_cpu_ids=2. > RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 > NR_IRQS:16 nr_irqs:16 16 > Switching to timer-based delay loop > sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 1431655765682ns > Architected cp15 timer(s) running at 8.00MHz (phys). > sched_clock: 56 bits at 8MHz, resolution 125ns, wraps every 2147483648000ns > Ignoring duplicate/late registration of read_current_timer delay > Console: colour dummy device 80x30 > Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) > pid_max: default: 32768 minimum: 301 > Mount-cache hash table entries: 2048 (order: 1, 8192 bytes) > Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes) > CPU: Testing write buffer coherency: ok > /cpus/cpu at 0 missing clock-frequency property > /cpus/cpu at 1 missing clock-frequency property > CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 > Setting up static identity map for 0x80647850 - 0x806478a8 > Memory: 700996K/1048576K available (6617K kernel code, 353K rwdata, 2280K rodata, 384K init, 421K bss, 347580K reserved, 0K highmem) > Virtual kernel memory layout: > vector : 0xffff0000 - 0xffff1000 ( 4 kB) > fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB) > vmalloc : 0xc0800000 - 0xff000000 (1000 MB) > lowmem : 0x80000000 - 0xc0000000 (1024 MB) > pkmap : 0x7fe00000 - 0x80000000 ( 2 MB) > modules : 0x7f000000 - 0x7fe00000 ( 14 MB) > .text : 0x80008000 - 0x808b8880 (8899 kB) > .init : 0x808b9000 - 0x80919080 ( 385 kB) > .data : 0x8091a000 - 0x80972680 ( 354 kB) > .bss : 0x8097268c - 0x809dbc00 ( 422 kB) > SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 > Preemptible hierarchical RCU implementation. > RCU restricting CPUs from NR_CPUS=4 to nr_cpu_ids=2. > RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 > Calibrating delay loop (skipped) already calibrated this CPU6.00 BogoMIPS (lpj=30000) > NR_IRQS:16 nr_irqs:16 16 > Switching to timer-based delay loop > sched_clock: 32 bits at 3000kHz, > [000001d8] *pgd=00000000 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > Modules linked in: > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > [00000008] *pgd=00000000 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > Modules linked in: > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > [00000000] *pgd=00000000 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > Modules linked in: > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > [00000000] *pgd=00000000 > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > Modules linked in: > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > [00000000] *pgd=00000000 > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > Modules linked in: > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > nPU: PIPT / VIPT nonaliasing data cacCPhUe1,: VfIaPiTl ealdia stion gc oimnes tornulctiinoe > Braoucghhet > m 1Ma chCiPnUes > seSMlP:: CToomtaplu Loafb S1B C-pirMoXc7es > asbo oatcctoivnastoelde (6[.0e0a rBloygcooMnI0P]S )e.n > AClPeU:d > 0c mCaP: UC(MsA:) rsetsaerrtveedd i3n20 SMViCB m oadte .ac > 0000 > cheemvotrmyp fpso:l iciyn:it iDaaltiaz ecda > writealloc > On node 0 totalpages: 262144 > aree_area_init_nVFoPde :s unpopdoer t0, pvg0d.a3t: 80i9m71p1l0e0m,e nntoord 4e1_ meamr_chmitaepc taubr7e5 9200 0p > p 3 0D MvAa rzioannet :7 r2e0v4 85 > tes uspeidn cftorlr c ormee:m mianpi > i a lDiMzAe dz opnie:n c0t rpalge s sruebsseyrsvteedm > > h DMAre guzloanteo:r -2d62u14m4m yp:a gneos ,p aLrIaFmOe tebrastc > 31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Binux version 3.14.52+ (ilya at ilya-pc) NE(Tg:c cR evgeirssiotne r4e.d 7pr.o2t (oScoolu fracmeirlyy C1o6de > nch Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410DMfAc:0 7p5r]e arlelvoicsaitoend 52 5(6A RKMivB7 )p,o olc rf=1o0rc 5a3to8mi7cd > ahCPeU:r PeInPt Ta l/ lVoIcaPtTi noonns > iasing datacp uciadclhee:, uVsIPiTn g agloivaesirngn oir nlsatrducdteiro > : cpauicdhlee > mpMnagc hignoev emrnoodrel :m enCuo > abUs eS BWCD-iOMXG71 > rbeosoettc osnosuorlcee > [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > pysOcno nno d3e0 304 0t0o0t0.ailopmaugxecs-:g p2r6:2 r1eg4m4a > 11freeme _0axr3ea0_3i40n0i0t_0no-d0ex3:0 3no4dfef f0f, ]p grdeagti s8t0er9ed7 > c, snyosdcoen_ m3e0m3_50m0a0p0 .aobc7o5t90p00- > el :DM Ar ezgomanpe :[ m2e0m48 0pxa3g0e3s50 00u0s-ed0 xf3o0r3 5mfefmffm]a pr > o s teDrMeA dz > : 0 pagseyss croesne r3v0e3d6 > 6f 0D.MaAn zaonteo:p: 2r6e2g1m4a4p pa[gmeesm, 0 xL3I03F6O0 0b0a0t-c0hx:33013 > ffPE]R CrePgiUs:t eErmbeedd > d1 8 pvdad1gp0eds:/ c8p0u0 @3 1520000 0m Vs 8a3t2 01 0r080 1m9V2 > 056 vdud13p22:7 61810 > x--B>o o1ti3n0g0 mLVin u > 30 physical CPUsy sc0oxn0 > 0L0i0n0ux. svrecr:si orne g3m.a1p4 .[m5em2 +0 x(3i0l39y0a0 at i0l0y-a0-xp3c0)3 9f(fgfccf ]v reergsiiosnt e4r.e7.d2 > 9ourcery CodeDBDeRn cthy pLei itse 2D0D1R23.!0 > -64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > sPU: ARMv7 Profacileesdso rt o[ 4f1i0nfdc 0o7c5o]tp nroedvei > ofna i5l e(dAR Mtvo 7fi)n,d corc=o1t0pc 5n38o7dd > e > ghUw: -PbIrPeTa k/p oViInPt:T f ounnodn a5l i(a+s1i nrge sdeartvae dc)a cbhree,a kVIpPTo ianltia sianngd in4s twartucchtpiooinn tc archee > mtaecrhsi.ne > mhewl:- bCroemakppouiLnabt S:B Cm-aixMiXm7u > etcbhopooticnotn ssoilzee [eiarsl y8c onb0]y teensab.l > d > 0ma: CMA: reserviemdx 73d2-0p iMnicBt ralt 3a0c20c00000000 > dMoemmuoxrc-yl ppsorl:i icniyt:i Daaltizae dca chIeM X wpriintceatlrlloc > noOenr > 0 0 tiomtxa7ldp-apgiensc:t r2l6 320134340 > .frieoem_uarxeac_:i inniitt_inoadlei: zneodd eI M0X, ppigndcatt r8l0 9dr7i1v1e0r0, > ode_mem_map ab759000 > DMUM iAs zroenaed:y 2f0o4r 8c rpoasgse sc oursee dco mfmourn imceatmimoanp! > > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > tooting biLoi:n ucxr eaotne p hsylasbi cax 0a > 0 > 2ux version 3.14.52+ (ilya at ilya-pc) (gcc vmexrss-idomna 43.37.020 00(0S0ou.rcdemray- aCpobdhe:B einnitciha Lliitzeed > b2.09-64) us)b _#ot8g 1SM_P vPbRuEsE: M5P0T 0M0o mnV Fe > 35 1f4e:c51_5p:h0y8_n rIeSTs e2t:0 136 > 0 m[0V00 0 > 04]pl a*tpgfd=o0r0m 0r0e0g0u0l0at > =1.P1U5:: DArRMiv7v ePrr orecg-efsisoxre d-[v4o10lftcag0e 7r5e]q ureevisstis opnr 5o (bAeR Mdve7f)e,r raclr > 453t8s7cd20 > IreCPgU:: P3I3P00T m V/ V > T plnaotnfaolrima srienggu ldaattoar .c1a7c:h Der,i VvIePrT reag-lfiiasxiend-gvo litnasgter urcetiqounes tcsa cpher > liM odedfuelrerasl > rpleadt ifn:o > - lMcadc_hinnsetb y_m3ovde3l.:18 :C omDpruivLera br eSgBC--ifMiXxe7d > bboolottacgeo rnesqoulees [tesa rplroybec odn0e]f ereranla > ed > 0ma: CMASC:S Ir esusbesryvsedt 3e2m0 i nMiitBi aalti zace0d0 > 00 > ieusmbcoorrye :p orleigciys:te rDeatda necwa chien twerritfeaaclel odcr > r Ouns bnofdse > etoustbaclopraeg:e sr:e g2i6s2t1e4r4 > nefrwe ei_natreear_fianciet _dnordiev:e rn ohdeu b0 > vpusgbdcato r8e0:97 11r0e0g,i stneordee_dm emn_emwa pd eabv7i5c9e0 d0r0i > r uDMsAb > oneus:bp h2y0_4n8o pp1.a1g0es suuspepdl yf ovrc cm enmmoatp f > dd ,DM Au siznogn ed: u0m mpayg erse gruelsaetrovre > > nsb pDMhA yz_onnoep:2 .21612 1s44u ppplayg evsc,c LnIoFOt bfaotuncdh,: u3s1i > edPuEmmRyC PrUeg:u lEamtbeodrd > 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > DMA zone: 2048 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 262144 pages, LIFO batch:31 > PERCPU: Embedded 8 pages/cpu @ab735000 s8320 r8192 d16256 u32768 > Booting Linux on physical CPU 0x0 > Linux version 3.14.52+ (ilya at ilya-pc) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #8 SMP PREEMPT Mon Feb 15 14:55:08 IST 2016 > CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d > CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache > Machine model: CompuLab SBC-iMX7 > bootconsole [earlycon0] enabled > cma: CMA: reserved 320 MiB at ac000000 > Memory policy: Data cache writealloc > On node 0 totalpages: 262144 > free_area_init_node: node 0, pgdat 80971100, node_mem_map ab759000 > [00000000] *pgd=00000000 > DMA zone: 2048 pages used for memmap >