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本帖最后由 一只耳朵怪 于 2018-6-5 15:50 编辑
大家好,我的板子是AM3352,现在想将主频提为1GHz,我在uboot修改如下: dpll_mpu_opp100.m = MPUPLL_M_1000; mpu_vdd = TPS65217_DCDC_VOLT_SEL_1325MV; 但是在内核加载时发现被修改回了600MHz,打印信息如下: [ 2.134827] omap_i2c 44e0b000.i2c: bus 0 rev0.11 at 400 kHz [ 2.141861] cpufreq: cpufreq_online: CPU0: Running at unlisted freq: 1000000 KHz [ 2.149738] cpu cpu0: dev_pm_opp_domain_set_rate: failed to find current OPP for freq 1000000000 (-34) [ 2.161106] cpufreq: cpufreq_online: CPU0: Unlisted initial frequency changed to: 600000 KHz [ 2.170753] ubi0: attaching mtd9 看了一下是drivers/cpufreq/cpufreq.c在执行cpufreq_frequency_table_get_index时发现1000 000KHz超出范围, 在哪修改cpufreq_talbe_list的范围呢? 完整console信息如下: U-Boot SPL 2016.05-00304-gad06f64-dirty (Jun 03 2017 - 11:54:44) Core Clock:1000 MHz,Mpu Clock 1000 MHz Trying to boot from NAND The Expected Linux image was not found. Please check your NAND configuration. Trying to start u-boot now... U-Boot 2016.05-00304-gad06f64-dirty (Jun 03 2017 - 11:54:44 +0800) CPU : AM335X-GP rev 2.1 Model: TI AM335x Watchdog enabled DRAM: 256 MiB NAND: 256 MiB MMC: OMAP SD/MMC: 0, OMAP SD/MMC: 1 reading uboot.env Net: Could not get PHY for ethernet@4a100000: addr 0 eth0: ethernet@4a100000 Warning: u***_ether MAC addresses don't match: Address in SROM is de:ad:be:ef:00:01 Address in environment is 84:eb:18:bd:a8:9e , eth1: u***_ether Press SPACE to abort autoboot in 2 seconds Booting from nand(Debug) ... NAND read: device 0 offset 0x80000, size 0x40000 262144 bytes read: OK NAND read: device 0 offset 0x200000, size 0x800000 8388608 bytes read: OK Kernel image @ 0x82000000 [ 0x000000 - 0x34bbd8 ] ## Flattened Device Tree blob at 88000000 Booting using the fdt blob at 0x88000000 Loading Device Tree to 8ef08000, end 8ef147a0 ... OK Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Linux version 4.4.32-gadde2ca9f8 (root@hxdw-virtual-machine) (gcc version 5.3.1 20160113 (Linaro GCC 5.3-2016.02) ) #93 PREEMPT Sat May 27 14:57: 04 CST 2017 [ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instructio n cache [ 0.000000] Machine model: TI AM335x HXDW [ 0.000000] cma: Reserved 48 MiB at 0x8b800000 [ 0.000000] Memory policy: Data cache writeback [ 0.000000] CPU: All CPU(s) started in SVC mode. [ 0.000000] AM335X ES2.1 (neon ) [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pag es: 64960 [ 0.000000] Kernel command line: console=ttyO0,115200n8 root=ubi0:rootfs rw u bi.mtd=NAND.file-system,2048 rootfstype=ubifs rootwait=1 [ 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: 200428K/262144K available (6571K kernel code, 300K rwdata , 2328K rodata, 256K init, 262K bss, 12564K reserved, 49152K cma-reserved, 0K hi ghmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB) [ 0.000000] vmalloc : 0xd0800000 - 0xff800000 ( 752 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 - 0xc08b904c (8901 kB) [ 0.000000] .init : 0xc08ba000 - 0xc08fa000 ( 256 kB) [ 0.000000] .data : 0xc08fa000 - 0xc0945070 ( 301 kB) [ 0.000000] .bss : 0xc0945070 - 0xc0986a58 ( 263 kB) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] Build-time adjustment of leaf fanout to 32. [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] IRQ: Found an INTC at 0xfa200000 (revision 5.0) with 128 interrup ts [ 0.000000] OMAP clockevent source: timer2 at 24000000 Hz [ 0.000014] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478 484971ns [ 0.000035] clocksource: timer1: mask: 0xffffffff max_cycles: 0xffffffff, max _idle_ns: 79635851949 ns [ 0.000044] OMAP clocksource: timer1 at 24000000 Hz [ 0.000183] clocksource_probe: no matching clocksources found [ 0.000350] Console: colour dummy device 80x30 [ 0.000373] Calibrating delay loop... 996.14 BogoMIPS (lpj=4980736) [ 0.089237] pid_max: default: 32768 minimum: 301 [ 0.089351] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.089360] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.090011] Initializing cgroup subsys io [ 0.090041] Initializing cgroup subsys memory [ 0.090077] Initializing cgroup subsys devices [ 0.090091] Initializing cgroup subsys freezer [ 0.090104] Initializing cgroup subsys perf_event [ 0.090115] Initializing cgroup subsys pids [ 0.090142] CPU: Testing write buffer coherency: ok [ 0.090532] Setting up static identity map for 0x80008200 - 0x80008258 [ 0.092404] devtmpfs: initialized [ 0.102803] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3 [ 0.115548] omap_hwmod: debugss: _wait_target_disable failed [ 0.170226] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, ma x_idle_ns: 19112604462750000 ns [ 0.173960] pinctrl core: initialized pinctrl subsystem [ 0.175207] NET: Registered protocol family 16 [ 0.177144] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.199228] cpuidle: using governor ladder [ 0.229217] cpuidle: using governor menu [ 0.233196] OMAP GPIO hardware version 0.1 [ 0.240597] omap-gpmc 50000000.gpmc: could not find pctldev for node /ocp/l4_ wkup@44c00000/scm@210000/pinmux@800/nandflash_pins_s0, deferring probe [ 0.242247] hw-breakpoint: debug architecture 0x4 unsupported. [ 0.276392] edma 49000000.edma: TI EDMA DMA engine driver [ 0.280126] omap_i2c 44e0b000.i2c: could not find pctldev for node /ocp/l4_wk up@44c00000/scm@210000/pinmux@800/pinmux_i2c0_pins, deferring probe [ 0.280248] media: Linux media interface: v0.10 [ 0.280301] Linux video capture interface: v2.00 [ 0.280349] pps_core: LinuxPPS API ver. 1 registered [ 0.280355] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giome tti <giometti@linux.it> [ 0.280379] PTP clock support registered [ 0.280427] EDAC MC: Ver: 3.0.0 [ 0.281497] omap-mailbox 480c8000.mailbox: omap mailbox rev 0x400 [ 0.281818] Advanced Linux Sound Architecture Driver Initialized. [ 0.282893] clocksource: Switched to clocksource timer1 [ 0.292336] NET: Registered protocol family 2 [ 0.293137] TCP established hash table entries: 2048 (order: 1, 8192 bytes) [ 0.293168] TCP bind hash table entries: 2048 (order: 1, 8192 bytes) [ 0.293191] TCP: Hash tables configured (established 2048 bind 2048) [ 0.293268] UDP hash table entries: 256 (order: 0, 4096 bytes) [ 0.293285] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes) [ 0.293420] NET: Registered protocol family 1 [ 0.293808] RPC: Registered named UNIX socket transport module. [ 0.293823] RPC: Registered udp transport module. [ 0.293829] RPC: Registered tcp transport module. [ 0.293834] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.294746] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counter s available [ 0.296481] futex hash table entries: 256 (order: -1, 3072 bytes) [ 0.303564] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 0.304389] NFS: Registering the id_resolver key type [ 0.304465] Key type id_resolver registered [ 0.304472] Key type id_legacy registered [ 0.304549] ntfs: driver 2.1.32 [Flags: R/O]. [ 0.307910] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 2 47) [ 0.307939] io scheduler noop registered [ 0.307949] io scheduler deadline registered [ 0.308081] io scheduler cfq registered (default) [ 0.309316] pinctrl-single 44e10800.pinmux: 142 pins at pa f9e10800 size 568 [ 0.363597] omap_uart 44e09000.serial: no wakeirq for uart0 [ 0.363834] 44e09000.serial: ttyO0 at MMIO 0x44e09000 (irq = 158, base_baud = 3000000) is a OMAP UART0 [ 0.980851] console [ttyO0] enabled [ 0.985031] omap_uart 48022000.serial: no wakeirq for uart1 [ 0.991020] 48022000.serial: ttyO1 at MMIO 0x48022000 (irq = 159, base_baud = 3000000) is a OMAP UART1 [ 1.001224] omap_uart 48024000.serial: no wakeirq for uart2 [ 1.007223] 48024000.serial: ttyO2 at MMIO 0x48024000 (irq = 160, base_baud = 3000000) is a OMAP UART2 [ 1.017415] omap_uart 481a6000.serial: no wakeirq for uart3 [ 1.023397] 481a6000.serial: ttyO3 at MMIO 0x481a6000 (irq = 161, base_baud = 3000000) is a OMAP UART3 [ 1.033565] omap_uart 481a8000.serial: no wakeirq for uart4 [ 1.039516] 481a8000.serial: ttyO4 at MMIO 0x481a8000 (irq = 162, base_baud = 3000000) is a OMAP UART4 [ 1.049697] omap_uart 481aa000.serial: no wakeirq for uart5 [ 1.055680] 481aa000.serial: ttyO5 at MMIO 0x481aa000 (irq = 163, base_baud = 3000000) is a OMAP UART5 [ 1.065908] [drm] Initialized drm 1.1.0 20060810 [ 1.077632] loop: module loaded [ 1.083464] spidev spi1.0: buggy DT: spidev listed directly in DT [ 1.089864] ------------[ cut here ]------------ [ 1.094755] WARNING: CPU: 0 PID: 1 at drivers/spi/spidev.c:719 spidev_probe+0 x1a8/0x1c4() [ 1.103333] Modules linked in: [ 1.106544] CPU: 0 PID: 1 Comm: swapper Not tainted 4.4.32-gadde2ca9f8 #93 [ 1.113755] Hardware name: Generic AM33XX (Flattened Device Tree) [ 1.120134] Backtrace: [ 1.122717] [ 0x1c) [ 1.130657] r7:c043867c r6:000002cf r5:00000009 r4:00000000 [ 1.136620] [ ) [ 1.144206] [ +0x88/0xb4) [ 1.152685] [ ath_null+0x24/0x2c) [ 1.161896] r8:00000000 r7:c0932428 r6:c0932418 r5:cf3f6400 r4:cf3f6400 [ 1.168949] [ +0x1a8/0x1c4) [ 1.177619] [ /0xb0) [ 1.185646] r8:00000000 r7:c0932428 r6:c0932418 r5:00000000 r4:cf3f6400 [ 1.192693] [ ce+0x204/0x2f8) [ 1.201541] r7:c0932428 r6:00000000 r5:cf3f6400 r4:c097c148 [ 1.207497] [ tach_driver+0x8c/0xb4) [ 1.216980] r9:00000000 r8:c097c124 r7:00000001 r6:cf3f6400 r5:cf047c48 r4:c 0932428 [ 1.225126] [ each_drv+0x68/0x9c) [ 1.234337] r7:00000001 r6:c03db988 r5:cf047c48 r4:00000000 [ 1.240282] [ h+0xb8/0x11c) [ 1.248947] r6:cf3f6434 r5:cf3f6400 r4:cf3f6400 [ 1.253806] [ probe+0x14/0x18) [ 1.262734] r7:00000000 r6:c0931ec8 r5:cf3f6400 r4:cf3f6408 [ 1.268690] [ device+0x8c/0x94) [ 1.277724] [ 78/0x574) [ 1.286025] r7:00000000 r6:cf3f6000 r5:cf3f6400 r4:cf3f6408 [ 1.291969] [ 0x13c) [ 1.299995] r10:cf3f6172 r9:cf112a10 r8:cfd9910c r7:cf112a10 r6:cf3f6000 r5: 00000000 [ 1.308225] r4:cf3f6400 [ 1.310879] [ device+0x22c/0x2f4) [ 1.320089] r7:cf3f6000 r6:cfd99420 r5:cf3f6400 r4:00000000 [ 1.326045] [ ster_master+0x258/0x43c) [ 1.335710] r7:c084efb0 r6:00000000 r5:cfd99420 r4:cf3f6000 [ 1.341655] [ gister_master+0x40/0x78) [ 1.351326] r10:cf3f6172 r9:c084f424 r8:cf3f6000 r7:cf112a10 r6:cf3f6000 r5: cf3c8f10 [ 1.359558] r4:00000000 [ 1.362215] [ mcspi_probe+0x2d4/0x34c) [ 1.371881] r7:cf112a10 r6:cf3f6000 r5:cf3f62b0 r4:00000000 [ 1.377839] [ probe+0x54/0xb8) [ 1.386776] r10:00000000 r9:c08ba600 r8:00000000 r7:fffffdfb r6:c093247c r5: cf112a10 [ 1.395007] r4:c097c148 [ 1.397663] [ _device+0x204/0x2f8) [ 1.406965] r7:c093247c r6:00000000 r5:cf112a10 r4:c097c148 [ 1.412920] [ tach+0x94/0x98) [ 1.421757] r9:c08ba600 r8:000000a6 r7:00000000 r6:cf112a44 r5:c093247c r4:c f112a10 [ 1.429902] [ v+0x70/0xa4) [ 1.438476] r7:00000000 r6:c03db8f0 r5:c093247c r4:00000000 [ 1.444432] [ 0x24/0x28) [ 1.452814] r6:c092c1a8 r5:cf3ccb00 r4:c093247c [ 1.457674] [ 1a8/0x220) [ 1.466072] [ 0x80/0x100) [ 1.474555] r7:cf3c8b00 r6:c08feca0 r5:c08dcf54 r4:c093247c [ 1.480501] [ er_register+0x48/0x50) [ 1.489984] r5:c08dcf54 r4:c092c1a8 [ 1.493749] [ 2_mcspi_driver_init+0x1c/0x20) [ 1.503961] r5:c08dcf54 r4:c08feca0 [ 1.507714] [ initcall+0x98/0x1e4) [ 1.517033] [ eable+0x138/0x1cc) [ 1.526153] r10:00000007 r9:c08ba600 r8:000000a6 r7:c08ed830 r6:c08f9c84 r5: c0945080 [ 1.534385] r4:c0945080 [ 1.537050] [ t+0x18/0xf4) [ 1.545625] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5: c066d3ec [ 1.553854] r4:c0945080 [ 1.556511] [ 0x3c) [ 1.564448] r5:c066d3ec r4:00000000 [ 1.568227] ---[ end trace a292cd4a3e2db285 ]--- [ 1.574437] libphy: Fixed MDIO Bus: probed [ 1.642959] davinci_mdio 4a101000.mdio: davinci mdio revision 1.6 [ 1.649361] davinci_mdio 4a101000.mdio: detected phy mask fffffff5 [ 1.657211] libphy: 4a101000.mdio: probed [ 1.661426] davinci_mdio 4a101000.mdio: phy[1]: device 4a101000.mdio:01, driv er unknown [ 1.669907] davinci_mdio 4a101000.mdio: phy[3]: device 4a101000.mdio:03, driv er unknown [ 1.679018] cpsw 4a100000.ethernet: Detected MACID = 84:eb:18:bd:a8:9c [ 1.686178] cpsw 4a100000.ethernet: cpts: overflow check period 850 [ 1.693539] cpsw 4a100000.ethernet: cpsw: Detected MACID = 84:eb:18:bd:a8:9e [ 1.702236] mousedev: PS/2 mouse device common for all mice [ 1.708771] i2c /dev entries driver [ 1.714250] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec [ 1.721773] cpuidle: enable-method property 'ti,am3352' found operations [ 1.729635] omap_hsmmc 48060000.mmc: Got CD GPIO [ 1.773736] pinctrl-single 44e10800.pinmux: pin 44e1099c.0 already requested by 481a0000.spi; cannot claim for leds [ 1.785799] pinctrl-single 44e10800.pinmux: pin-103 (leds) status -22 [ 1.794585] pinctrl-single 44e10800.pinmux: could not request pin 103 (44e109 9c.0) from group user_leds_default on device pinctrl-single [ 1.807557] leds-gpio leds: Error applying setting, reverse things back [ 1.816021] ledtrig-cpu: registered to indicate activity on CPUs [ 1.828335] NET: Registered protocol family 10 [ 1.834508] sit: IPv6 over IPv4 tunneling driver [ 1.840071] NET: Registered protocol family 17 [ 1.845290] Key type dns_resolver registered [ 1.850028] omap_voltage_late_init: Voltage driver support not added [ 1.860470] omap-gpmc 50000000.gpmc: GPMC revision 6.0 [ 1.866104] gpmc_mem_init: disabling cs 0 mapped at 0x0-0x1000000 [ 1.872518] mmc0: host does not support reading read-only switch, assuming wr ite-enable [ 1.882287] nand: device found, Manufacturer ID: 0x2c, Chip ID: 0xda [ 1.889122] nand: Micron MT29F2G08ABAEAWP [ 1.893445] mmc0: new high speed SDHC card at address 59b4 [ 1.899522] nand: 256 MiB, SLC, erase size: 128 KiB, page size: 2048, OOB siz e: 64 [ 1.907818] mmcblk0: mmc0:59b4 00000 14.9 GiB [ 1.912879] nand: using OMAP_ECC_BCH8_CODE_HW ECC scheme [ 1.918589] 10 ofpart partitions found on MTD device 8000000.nand [ 1.925347] Creating 10 MTD partitions on "8000000.nand": [ 1.931112] mmcblk0: p1 [ 1.934436] 0x000000000000-0x000000020000 : "NAND.SPL" [ 1.941013] 0x000000020000-0x000000040000 : "NAND.SPL.backup1" [ 1.948248] 0x000000040000-0x000000060000 : "NAND.SPL.backup2" [ 1.955418] 0x000000060000-0x000000080000 : "NAND.SPL.backup3" [ 1.962501] 0x000000080000-0x0000000c0000 : "NAND.u-boot-spl-os" [ 1.969928] 0x0000000c0000-0x0000001c0000 : "NAND.u-boot" [ 1.976945] 0x0000001c0000-0x0000001e0000 : "NAND.u-boot-env" [ 1.984057] 0x0000001e0000-0x000000200000 : "NAND.u-boot-env.backup1" [ 1.991811] 0x000000200000-0x000000a00000 : "NAND.kernel" [ 2.001221] 0x000000a00000-0x000010000000 : "NAND.file-system" [ 2.120230] tps65217 0-0024: TPS65217 ID 0x6 version 1.2 [ 2.128273] rtc-ds3232 0-0068: rtc core: registered ds3232 as rtc0 [ 2.134827] omap_i2c 44e0b000.i2c: bus 0 rev0.11 at 400 kHz [ 2.141861] cpufreq: cpufreq_online: CPU0: Running at unlisted freq: 1000000 KHz [ 2.149738] cpu cpu0: dev_pm_opp_domain_set_rate: failed to find current OPP for freq 1000000000 (-34) [ 2.161106] cpufreq: cpufreq_online: CPU0: Unlisted initial frequency changed to: 600000 KHz [ 2.170753] ubi0: attaching mtd9 [ 3.151862] ubi0: scanning is finished [ 3.165978] ubi0: attached mtd9 (name "NAND.file-system", size 246 MiB) [ 3.173057] ubi0: PEB size: 131072 bytes (128 KiB), LEB size: 126976 bytes [ 3.180302] ubi0: min./max. I/O unit sizes: 2048/2048, sub-page size 512 [ 3.187383] ubi0: VID header offset: 2048 (aligned 2048), data offset: 4096 [ 3.194734] ubi0: good PEBs: 1968, bad PEBs: 0, corrupted PEBs: 0 [ 3.201153] ubi0: user volume: 1, internal volumes: 1, max. volumes count: 12 8 [ 3.208781] ubi0: max/mean erase counter: 2/0, WL threshold: 4096, image sequ ence number: 423521881 [ 3.218326] ubi0: available PEBs: 0, total reserved PEBs: 1968, PEBs reserved for bad PEB handling: 40 [ 3.228159] ubi0: background thread "ubi_bgt0d" started, PID 62 [ 3.235303] RTC Time is:2017-06-03 12:00:47,Wait for next senconds ... ... [ 3.464388] rtc-ds3232 0-0068: setting system clock to 2017-06-03 12:00:48 UT C (1496491248) [ 3.477834] ALSA device list: [ 3.480992] No soundcards found. [ 3.493014] UBIFS (ubi0:0): background thread "ubifs_bgt0_0" started, PID 63 [ 3.524093] UBIFS (ubi0:0): recovery needed [ 3.604574] UBIFS (ubi0:0): recovery completed [ 3.609396] UBIFS (ubi0:0): UBIFS: mounted UBI device 0, volume 0, name "root fs" [ 3.617228] UBIFS (ubi0:0): LEB size: 126976 bytes (124 KiB), min./max. I/O u nit sizes: 2048 bytes/2048 bytes [ 3.627700] UBIFS (ubi0:0): FS size: 242905088 bytes (231 MiB, 1913 LEBs), jo urnal size 9023488 bytes (8 MiB, 72 LEBs) [ 3.638986] UBIFS (ubi0:0): reserved for root: 0 bytes (0 KiB) [ 3.645156] UBIFS (ubi0:0): media format: w4/r0 (latest is w4/r0), UUID 1D28E E37-DECC-4FA9-BB49-BCB33BEA38B4, small LPT model [ 3.657961] VFS: Mounted root (ubifs filesystem) on device 0:14. [ 3.665403] devtmpfs: mounted [ 3.668968] Freeing unused kernel memory: 256K (c08ba000 - c08fa000) [ 3.675698] This architecture does not have kernel memory protection. System initialization... Hostname : am335x Filesystem : v1.0.0 Kernel release : Linux 4.4.32-gadde2ca9f8 Kernel version : #93 PREEMPT Sat May 27 14:57:04 CST 2017 Mounting /proc : [SUCCESS] Mounting /sys : [SUCCESS] Mounting /dev : [SUCCESS] Mounting /dev/pts : [SUCCESS] Enabling hot-plug : [SUCCESS] Populating /dev : [SUCCESS] Mounting other filesystems : [SUCCESS] Starting syslogd : [SUCCESS] Starting sshd : [ 4.639978] random: sshd: uninitialized urandom read (32 bytes read, 46 bits of entropy available) [SUCCESS] System initialization complete. |
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10个回答
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请问你用的是哪个版本的SDK?一般在U-boot下都是根据芯片内部的版本寄存获取主频信息,然后设置到最高主频运行。 |
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请看一下下面的帖子。 https://e2e.ti.com/support/arm/sitara_arm/f/791/t/566568 |
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呃,果然是AM3352BZCZD60,如果需要用1000M的话就得换成AM3352BZCZA100是吧? |
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ti-processor-sdk-linux-am335x-evm-03.02.00.05,应该是由于我们使用的是AM3352BZCZD60的原因 |
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还有一个问题请教一下,console信息提示设置为600M,但是我在系统查看怎么显示的是300M? root@am335x#cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq 300000 |
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完整信息如下(这个是我设置为600M时的console信息): U-Boot SPL 2016.05-00304-gad06f64-dirty (Jun 03 2017 - 12:28:37) Core Clock:1000 MHz,Mpu Clock 600 MHz Trying to boot from NAND The Expected Linux image was not found. Please check your NAND configuration. Trying to start u-boot now... U-Boot 2016.05-00304-gad06f64-dirty (Jun 03 2017 - 12:28:37 +0800) CPU : AM335X-GP rev 2.1 Model: TI AM335x HXDW Watchdog enabled I2C: ready DRAM: 256 MiB NAND: 256 MiB MMC: OMAP SD/MMC: 0, OMAP SD/MMC: 1 *** Error - No Valid Environment Area found *** Warning - bad CRC, using default environment Net: Could not get PHY for ethernet@4a100000: addr 0 eth0: ethernet@4a100000 Warning: u***_ether MAC addresses don't match: Address in SROM is de:ad:be:ef:00:01 Address in environment is 84:eb:18:bd:a8:9e , eth1: u***_ether Press SPACE to abort autoboot in 2 seconds Booting from nand(Debug) ... NAND read: device 0 offset 0x80000, size 0x40000 262144 bytes read: OK NAND read: device 0 offset 0x200000, size 0x800000 8388608 bytes read: OK Kernel image @ 0x82000000 [ 0x000000 - 0x34bbd8 ] ## Flattened Device Tree blob at 88000000 Booting using the fdt blob at 0x88000000 Loading Device Tree to 8ef08000, end 8ef147a0 ... OK Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Linux version 4.4.32-gadde2ca9f8 (root@hxdw-virtual-machine) (gcc version 5.3.1 20160113 (Linaro GCC 5.3-2016.02) ) #93 PREEMPT Sat May 27 14:57: 04 CST 2017 [ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instructio n cache [ 0.000000] Machine model: TI AM335x HXDW [ 0.000000] cma: Reserved 48 MiB at 0x8b800000 [ 0.000000] Memory policy: Data cache writeback [ 0.000000] CPU: All CPU(s) started in SVC mode. [ 0.000000] AM335X ES2.1 (neon ) [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pag es: 64960 [ 0.000000] Kernel command line: console=ttyO0,115200n8 root=ubi0:rootfs rw u bi.mtd=NAND.file-system,2048 rootfstype=ubifs rootwait=1 [ 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: 200428K/262144K available (6571K kernel code, 300K rwdata , 2328K rodata, 256K init, 262K bss, 12564K reserved, 49152K cma-reserved, 0K hi ghmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB) [ 0.000000] vmalloc : 0xd0800000 - 0xff800000 ( 752 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 - 0xc08b904c (8901 kB) [ 0.000000] .init : 0xc08ba000 - 0xc08fa000 ( 256 kB) [ 0.000000] .data : 0xc08fa000 - 0xc0945070 ( 301 kB) [ 0.000000] .bss : 0xc0945070 - 0xc0986a58 ( 263 kB) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] Build-time adjustment of leaf fanout to 32. [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] IRQ: Found an INTC at 0xfa200000 (revision 5.0) with 128 interrup ts [ 0.000000] OMAP clockevent source: timer2 at 24000000 Hz [ 0.000016] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478 484971ns [ 0.000045] clocksource: timer1: mask: 0xffffffff max_cycles: 0xffffffff, max _idle_ns: 79635851949 ns [ 0.000058] OMAP clocksource: timer1 at 24000000 Hz [ 0.000274] clocksource_probe: no matching clocksources found [ 0.000493] Console: colour dummy device 80x30 [ 0.000523] Calibrating delay loop... 597.60 BogoMIPS (lpj=2988032) [ 0.118820] pid_max: default: 32768 minimum: 301 [ 0.118977] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.118991] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.119857] Initializing cgroup subsys io [ 0.119897] Initializing cgroup subsys memory [ 0.119941] Initializing cgroup subsys devices [ 0.119962] Initializing cgroup subsys freezer [ 0.119981] Initializing cgroup subsys perf_event [ 0.119996] Initializing cgroup subsys pids [ 0.120031] CPU: Testing write buffer coherency: ok [ 0.120511] Setting up static identity map for 0x80008200 - 0x80008258 [ 0.123305] devtmpfs: initialized [ 0.139472] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3 [ 0.158053] omap_hwmod: debugss: _wait_target_disable failed [ 0.215172] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, ma x_idle_ns: 19112604462750000 ns [ 0.220184] pinctrl core: initialized pinctrl subsystem [ 0.221843] NET: Registered protocol family 16 [ 0.224620] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.248826] cpuidle: using governor ladder [ 0.278815] cpuidle: using governor menu [ 0.284730] OMAP GPIO hardware version 0.1 [ 0.295927] omap-gpmc 50000000.gpmc: could not find pctldev for node /ocp/l4_ wkup@44c00000/scm@210000/pinmux@800/nandflash_pins_s0, deferring probe [ 0.298410] hw-breakpoint: debug architecture 0x4 unsupported. [ 0.339765] edma 49000000.edma: TI EDMA DMA engine driver [ 0.344997] omap_i2c 44e0b000.i2c: could not find pctldev for node /ocp/l4_wk up@44c00000/scm@210000/pinmux@800/pinmux_i2c0_pins, deferring probe [ 0.345166] media: Linux media interface: v0.10 [ 0.345245] Linux video capture interface: v2.00 [ 0.345316] pps_core: LinuxPPS API ver. 1 registered [ 0.345326] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giome tti [ 0.345363] PTP clock support registered [ 0.345436] EDAC MC: Ver: 3.0.0 [ 0.346938] omap-mailbox 480c8000.mailbox: omap mailbox rev 0x400 [ 0.347376] Advanced Linux Sound Architecture Driver Initialized. [ 0.348980] clocksource: Switched to clocksource timer1 [ 0.363356] NET: Registered protocol family 2 [ 0.364352] TCP established hash table entries: 2048 (order: 1, 8192 bytes) [ 0.364401] TCP bind hash table entries: 2048 (order: 1, 8192 bytes) [ 0.364438] TCP: Hash tables configured (established 2048 bind 2048) [ 0.364530] UDP hash table entries: 256 (order: 0, 4096 bytes) [ 0.364557] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes) [ 0.364745] NET: Registered protocol family 1 [ 0.365245] RPC: Registered named UNIX socket transport module. [ 0.365266] RPC: Registered udp transport module. [ 0.365275] RPC: Registered tcp transport module. [ 0.365284] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.366450] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counter s available [ 0.369144] futex hash table entries: 256 (order: -1, 3072 bytes) [ 0.379989] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 0.381190] NFS: Registering the id_resolver key type [ 0.381276] Key type id_resolver registered [ 0.381287] Key type id_legacy registered [ 0.381401] ntfs: driver 2.1.32 [Flags: R/O]. [ 0.385868] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 2 47) [ 0.385907] io scheduler noop registered [ 0.385924] io scheduler deadline registered [ 0.386128] io scheduler cfq registered (default) [ 0.387898] pinctrl-single 44e10800.pinmux: 142 pins at pa f9e10800 size 568 [ 0.472215] omap_uart 44e09000.serial: no wakeirq for uart0 [ 0.472517] 44e09000.serial: ttyO0 at MMIO 0x44e09000 (irq = 158, base_baud = 3000000) is a OMAP UART0 [ 1.093297] console [ttyO0] enabled [ 1.097678] omap_uart 48022000.serial: no wakeirq for uart1 [ 1.103812] 48022000.serial: ttyO1 at MMIO 0x48022000 (irq = 159, base_baud = 3000000) is a OMAP UART1 [ 1.114248] omap_uart 48024000.serial: no wakeirq for uart2 [ 1.120344] 48024000.serial: ttyO2 at MMIO 0x48024000 (irq = 160, base_baud = 3000000) is a OMAP UART2 [ 1.130792] omap_uart 481a6000.serial: no wakeirq for uart3 [ 1.136837] 481a6000.serial: ttyO3 at MMIO 0x481a6000 (irq = 161, base_baud = 3000000) is a OMAP UART3 [ 1.147279] omap_uart 481a8000.serial: no wakeirq for uart4 [ 1.153351] 481a8000.serial: ttyO4 at MMIO 0x481a8000 (irq = 162, base_baud = 3000000) is a OMAP UART4 [ 1.163782] omap_uart 481aa000.serial: no wakeirq for uart5 [ 1.169851] 481aa000.serial: ttyO5 at MMIO 0x481aa000 (irq = 163, base_baud = 3000000) is a OMAP UART5 [ 1.180343] [drm] Initialized drm 1.1.0 20060810 [ 1.195053] loop: module loaded [ 1.201883] spidev spi1.0: buggy DT: spidev listed directly in DT [ 1.208324] ------------[ cut here ]------------ [ 1.213322] WARNING: CPU: 0 PID: 1 at drivers/spi/spidev.c:719 spidev_probe+0 x1a8/0x1c4() [ 1.221961] Modules linked in: [ 1.225196] CPU: 0 PID: 1 Comm: swapper Not tainted 4.4.32-gadde2ca9f8 #93 [ 1.232456] Hardware name: Generic AM33XX (Flattened Device Tree) [ 1.238874] Backtrace: [ 1.241501] [ 0x1c) [ 1.249492] r7:c043867c r6:000002cf r5:00000009 r4:00000000 [ 1.255486] [ ) [ 1.263126] [ +0x88/0xb4) [ 1.271672] [ ath_null+0x24/0x2c) [ 1.280940] r8:00000000 r7:c0932428 r6:c0932418 r5:cf3f6400 r4:cf3f6400 [ 1.288033] [ +0x1a8/0x1c4) [ 1.296761] [ /0xb0) [ 1.304838] r8:00000000 r7:c0932428 r6:c0932418 r5:00000000 r4:cf3f6400 [ 1.311954] [ ce+0x204/0x2f8) [ 1.320859] r7:c0932428 r6:00000000 r5:cf3f6400 r4:c097c148 [ 1.326850] [ tach_driver+0x8c/0xb4) [ 1.336394] r9:00000000 r8:c097c124 r7:00000001 r6:cf3f6400 r5:cf047c48 r4:c 0932428 [ 1.344603] [ each_drv+0x68/0x9c) [ 1.353879] r7:00000001 r6:c03db988 r5:cf047c48 r4:00000000 [ 1.359886] [ h+0xb8/0x11c) [ 1.368591] r6:cf3f6434 r5:cf3f6400 r4:cf3f6400 [ 1.373495] [ probe+0x14/0x18) [ 1.382490] r7:00000000 r6:c0931ec8 r5:cf3f6400 r4:cf3f6408 [ 1.388481] [ device+0x8c/0x94) [ 1.397577] [ 78/0x574) [ 1.405930] r7:00000000 r6:cf3f6000 r5:cf3f6400 r4:cf3f6408 [ 1.411936] [ 0x13c) [ 1.420015] r10:cf3f6172 r9:cf112a10 r8:cfd9910c r7:cf112a10 r6:cf3f6000 r5: 00000000 [ 1.428291] r4:cf3f6400 [ 1.430984] [ device+0x22c/0x2f4) [ 1.440252] r7:cf3f6000 r6:cfd99420 r5:cf3f6400 r4:00000000 [ 1.446242] [ ster_master+0x258/0x43c) [ 1.455969] r7:c084efb0 r6:00000000 r5:cfd99420 r4:cf3f6000 [ 1.461976] [ gister_master+0x40/0x78) [ 1.471701] r10:cf3f6172 r9:c084f424 r8:cf3f6000 r7:cf112a10 r6:cf3f6000 r5: cf3c8f10 [ 1.479991] r4:00000000 [ 1.482672] [ mcspi_probe+0x2d4/0x34c) [ 1.492398] r7:cf112a10 r6:cf3f6000 r5:cf3f62b0 r4:00000000 [ 1.498391] [ probe+0x54/0xb8) [ 1.507385] r10:00000000 r9:c08ba600 r8:00000000 r7:fffffdfb r6:c093247c r5: cf112a10 [ 1.515677] r4:c097c148 [ 1.518356] [ _device+0x204/0x2f8) [ 1.527716] r7:c093247c r6:00000000 r5:cf112a10 r4:c097c148 [ 1.533724] [ tach+0x94/0x98) [ 1.542627] r9:c08ba600 r8:000000a6 r7:00000000 r6:cf112a44 r5:c093247c r4:c f112a10 [ 1.550836] [ v+0x70/0xa4) [ 1.559464] r7:00000000 r6:c03db8f0 r5:c093247c r4:00000000 [ 1.565454] [ 0x24/0x28) [ 1.573898] r6:c092c1a8 r5:cf3ccb00 r4:c093247c [ 1.578784] [ 1a8/0x220) [ 1.587238] [ 0x80/0x100) [ 1.595775] r7:cf3c8b00 r6:c08feca0 r5:c08dcf54 r4:c093247c [ 1.601783] [ er_register+0x48/0x50) [ 1.611325] r5:c08dcf54 r4:c092c1a8 [ 1.615111] [ 2_mcspi_driver_init+0x1c/0x20) [ 1.625387] r5:c08dcf54 r4:c08feca0 [ 1.629185] [ initcall+0x98/0x1e4) [ 1.638550] [ eable+0x138/0x1cc) [ 1.647727] r10:00000007 r9:c08ba600 r8:000000a6 r7:c08ed830 r6:c08f9c84 r5: c0945080 [ 1.656019] r4:c0945080 [ 1.658707] [ t+0x18/0xf4) [ 1.667337] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5: c066d3ec [ 1.675628] r4:c0945080 [ 1.678308] [ 0x3c) [ 1.686298] r5:c066d3ec r4:00000000 [ 1.690129] ---[ end trace 2af0b9297645bca4 ]--- [ 1.696915] libphy: Fixed MDIO Bus: probed [ 1.759069] davinci_mdio 4a101000.mdio: davinci mdio revision 1.6 [ 1.765506] davinci_mdio 4a101000.mdio: detected phy mask fffffff5 [ 1.773725] libphy: 4a101000.mdio: probed [ 1.777969] davinci_mdio 4a101000.mdio: phy[1]: device 4a101000.mdio:01, driv er unknown [ 1.786528] davinci_mdio 4a101000.mdio: phy[3]: device 4a101000.mdio:03, driv er unknown [ 1.795934] cpsw 4a100000.ethernet: Detected MACID = 84:eb:18:bd:a8:9c [ 1.803209] cpsw 4a100000.ethernet: cpts: overflow check period 850 [ 1.810893] cpsw 4a100000.ethernet: cpsw: Detected MACID = 84:eb:18:bd:a8:9e [ 1.820286] mousedev: PS/2 mouse device common for all mice [ 1.826972] i2c /dev entries driver [ 1.833015] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec [ 1.840814] cpuidle: enable-method property 'ti,am3352' found operations [ 1.848903] omap_hsmmc 48060000.mmc: Got CD GPIO [ 1.890052] pinctrl-single 44e10800.pinmux: pin 44e1099c.0 already requested by 481a0000.spi; cannot claim for leds [ 1.904239] pinctrl-single 44e10800.pinmux: pin-103 (leds) status -22 [ 1.911085] pinctrl-single 44e10800.pinmux: could not request pin 103 (44e109 9c.0) from group user_leds_default on device pinctrl-single [ 1.924171] leds-gpio leds: Error applying setting, reverse things back [ 1.936323] ledtrig-cpu: registered to indicate activity on CPUs [ 1.946670] NET: Registered protocol family 10 [ 1.953395] sit: IPv6 over IPv4 tunneling driver [ 1.959573] NET: Registered protocol family 17 [ 1.964715] Key type dns_resolver registered [ 1.969620] omap_voltage_late_init: Voltage driver support not added [ 1.980940] omap-gpmc 50000000.gpmc: GPMC revision 6.0 [ 1.986385] gpmc_mem_init: disabling cs 0 mapped at 0x0-0x1000000 [ 1.994699] nand: device found, Manufacturer ID: 0x2c, Chip ID: 0xda [ 2.001598] nand: Micron MT29F2G08ABAEAWP [ 2.005870] nand: 256 MiB, SLC, erase size: 128 KiB, page size: 2048, OOB siz e: 64 [ 2.013958] nand: using OMAP_ECC_BCH8_CODE_HW ECC scheme [ 2.019707] 10 ofpart partitions found on MTD device 8000000.nand [ 2.026128] Creating 10 MTD partitions on "8000000.nand": [ 2.031879] 0x000000000000-0x000000020000 : "NAND.SPL" [ 2.039230] 0x000000020000-0x000000040000 : "NAND.SPL.backup1" [ 2.046834] 0x000000040000-0x000000060000 : "NAND.SPL.backup2" [ 2.054585] 0x000000060000-0x000000080000 : "NAND.SPL.backup3" [ 2.062217] 0x000000080000-0x0000000c0000 : "NAND.u-boot-spl-os" [ 2.070235] 0x0000000c0000-0x0000001c0000 : "NAND.u-boot" [ 2.077710] 0x0000001c0000-0x0000001e0000 : "NAND.u-boot-env" [ 2.085345] 0x0000001e0000-0x000000200000 : "NAND.u-boot-env.backup1" [ 2.093970] 0x000000200000-0x000000a00000 : "NAND.kernel" [ 2.104357] 0x000000a00000-0x000010000000 : "NAND.file-system" [ 2.110618] mmc0: host does not support reading read-only switch, assuming wr ite-enable [ 2.121205] mmc0: new high speed SDHC card at address 59b4 [ 2.139328] mmcblk0: mmc0:59b4 00000 14.9 GiB [ 2.145655] mmcblk0: p1 [ 2.248058] tps65217 0-0024: TPS65217 ID 0x6 version 1.2 [ 2.256426] rtc-ds3232 0-0068: rtc core: registered ds3232 as rtc0 [ 2.263137] omap_i2c 44e0b000.i2c: bus 0 rev0.11 at 400 kHz [ 2.271168] ubi0: attaching mtd9 [ 3.252768] ubi0: scanning is finished [ 3.266705] ubi0: attached mtd9 (name "NAND.file-system", size 246 MiB) [ 3.273872] ubi0: PEB size: 131072 bytes (128 KiB), LEB size: 126976 bytes [ 3.281150] ubi0: min./max. I/O unit sizes: 2048/2048, sub-page size 512 [ 3.288211] ubi0: VID header offset: 2048 (aligned 2048), data offset: 4096 [ 3.295562] ubi0: good PEBs: 1968, bad PEBs: 0, corrupted PEBs: 0 [ 3.301996] ubi0: user volume: 1, internal volumes: 1, max. volumes count: 12 8 [ 3.309622] ubi0: max/mean erase counter: 2/0, WL threshold: 4096, image sequ ence number: 916076100 [ 3.319168] ubi0: available PEBs: 0, total reserved PEBs: 1968, PEBs reserved for bad PEB handling: 40 [ 3.329000] ubi0: background thread "ubi_bgt0d" started, PID 62 [ 3.336110] RTC Time is:2017-06-05 15:18:12,Wait for next senconds ... ... [ 4.011762] rtc-ds3232 0-0068: setting system clock to 2017-06-05 15:18:13 UT C (1496675893) [ 4.028553] ALSA device list: [ 4.031856] No soundcards found. [ 4.049102] UBIFS (ubi0:0): background thread "ubifs_bgt0_0" started, PID 63 [ 4.078252] UBIFS (ubi0:0): recovery needed [ 4.158638] UBIFS (ubi0:0): recovery completed [ 4.163515] UBIFS (ubi0:0): UBIFS: mounted UBI device 0, volume 0, name "root fs" [ 4.171332] UBIFS (ubi0:0): LEB size: 126976 bytes (124 KiB), min./max. I/O u nit sizes: 2048 bytes/2048 bytes [ 4.181800] UBIFS (ubi0:0): FS size: 242905088 bytes (231 MiB, 1913 LEBs), jo urnal size 9023488 bytes (8 MiB, 72 LEBs) [ 4.193085] UBIFS (ubi0:0): reserved for root: 0 bytes (0 KiB) [ 4.199251] UBIFS (ubi0:0): media format: w4/r0 (latest is w4/r0), UUID 97486 460-57AB-47E6-BD38-760D55085DBF, small LPT model [ 4.211816] VFS: Mounted root (ubifs filesystem) on device 0:14. [ 4.219028] devtmpfs: mounted [ 4.222593] Freeing unused kernel memory: 256K (c08ba000 - c08fa000) [ 4.229313] This architecture does not have kernel memory protection. System initialization... Hostname : am335x Filesystem : v1.0.0 Kernel release : Linux 4.4.32-gadde2ca9f8 Kernel version : #93 PREEMPT Sat May 27 14:57:04 CST 2017 Mounting /proc : [SUCCESS] Mounting /sys : [SUCCESS] Mounting /dev : [SUCCESS] Mounting /dev/pts : [SUCCESS] Enabling hot-plug : [SUCCESS] Populating /dev : [SUCCESS] Mounting other filesystems : [SUCCESS] Starting syslogd : [SUCCESS] Starting sshd : [ 5.198411] random: sshd: uninitialized urandom read (32 bytes read, 111 bits of entropy available) [SUCCESS] System initialization complete. Starting uesr configing... Starting userconfig is running ... ... set IP shell is found! seting IP ... ... [ 5.364632] net eth0: initializing cpsw version 1.12 (0) [ 5.370310] net eth0: initialized cpsw ale version 1.4 [ 5.375728] net eth0: ALE Table size 1024 [ 5.459403] net eth0: phy found : id is : 0x20005ce1 [ 5.471843] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready [ 5.496848] net eth1: initializing cpsw version 1.12 (0) [ 5.579395] net eth1: phy found : id is : 0x20005ce1 [ 5.589490] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready set Route shell is found! seting Route ... ... Starting uesr configing... Starting check Process... appStart is running ... ... mainApp is not found am335x login: root Password: root@am335x# root@am335x# root@am335x#echo userspace > /sys/devices/system/cpu/cpu0/cpufreq/scaling_g overnor root@am335x#cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq 300000 root@am335x#cat /sys/class/regulator/regulator.3/microvolts 1350000 root@am335x# |
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asd009 发表于 2018-6-4 04:04 系统默认有动态调频调压的功能,为了低功耗,如果目前运行的内容比较少,cup会自动选择一个较低主频来运行,可以通过以下命令来改变 echo /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq > 600000 |
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asd009 发表于 2018-6-4 04:04 你好 经常看到你发关于AM335x的问题 我也在搞 可以加个好友吗 方便交流 qq 1009119583 |
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asd009 发表于 2018-6-4 04:04 直接使用默认的设置就好 |
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