WhyCan Forum(哇酷论坛)

人过留名,雁过留声,感谢各位朋友不离不弃地支持。 QQ: 516333132, 微信: whycan_cn (哇酷网/挖坑网/填坑网) admin@whycan.cn

您尚未登录。

#1 2020-02-05 16:22:20

颜水花生
会员
注册时间: 2019-11-20
累计积分: 43

【花屏问题】主线Uboot启动显示LOGO,加载内核时候出现1S花屏问题!如何平滑过渡?请问各位大神如何解决?附上测试视频

主线Uboot启动显示LOGO,加载内核时候出现1S花屏问题!请问各位大神如何解决?

使用的是荔枝派NANO,官网主线uboot,和主线linux内核

下面是我的logo打印

U-Boot SPL 2018.01-05679-g013ca457fd-dirty (Feb 05 2020 - 13:26:07)
DRAM: 64 MiB
Trying to boot from MMC1
Card did not respond to voltage select!
mmc_init: -95, time 22
spl: mmc init failed with error: -95
Trying to boot from sunxi SPI


U-Boot 2018.01-05679-g013ca457fd-dirty (Feb 05 2020 - 13:26:07 +0800) Allwinner Technology

CPU:   Allwinner F Series (SUNIV)
Model: Lichee Pi Nano
DRAM:  64 MiB
MMC:   SUNXI SD/MMC: 0
SF: Detected w25q128bv with page size 256 Bytes, erase size 4 KiB, total 16 MiB
*** Warning - bad CRC, using default environment

Setting up a 480x272 lcd console (overscan 0x0)
In:    serial@1c25000
Out:   serial@1c25000
Err:   serial@1c25000
Unknown command 'usb' - try 'help'
Hit any key to stop autoboot:  0
SF: Detected w25q128bv with page size 256 Bytes, erase size 4 KiB, total 16 MiB
device 0 offset 0x30000, size 0x4000
SF: 16384 bytes @ 0x30000 Read: OK
device 0 offset 0x40000, size 0x130000
SF: 1245184 bytes @ 0x40000 Read: OK
## Flattened Device Tree blob at 80c00000
   Booting using the fdt blob at 0x80c00000
   Loading Device Tree to 816fa000, end 816ff0f2 ... OK

Starting kernel ...

[    0.000000] Booting Linux on physical CPU 0x0
[    0.000000] Linux version 4.15.0-rc8-licheepi-nano+ (yan@yan-Z5) (gcc version 7.2.1 20171011 (Linaro GCC 7.2-2017.11)) #164 Wed Feb 5 01:42:34 CST 2020
[    0.000000] CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=0005317f
[    0.000000] CPU: VIVT data cache, VIVT instruction cache
[    0.000000] OF: fdt: Machine model: Lichee Pi Nano
[    0.000000] Memory policy: Data cache writeback
[    0.000000] random: fast init done
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 16256
[    0.000000] Kernel command line: vt.global_cursor_default=0 console=ttyS0,115200 panic=5 rootwait root=/dev/mtdblock3 rw rootfstype=jffs2
[    0.000000] Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
[    0.000000] Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
[    0.000000] Memory: 61212K/65536K available (2384K kernel code, 122K rwdata, 676K rodata, 276K init, 188K bss, 4324K reserved, 0K cma-reserved)
[    0.000000] Virtual kernel memory layout:
[    0.000000]     vector  : 0xffff0000 - 0xffff1000   (   4 kB)
[    0.000000]     fixmap  : 0xffc00000 - 0xfff00000   (3072 kB)
[    0.000000]     vmalloc : 0xc4800000 - 0xff800000   ( 944 MB)
[    0.000000]     lowmem  : 0xc0000000 - 0xc4000000   (  64 MB)
[    0.000000]     modules : 0xbf000000 - 0xc0000000   (  16 MB)
[    0.000000]       .text : 0x(ptrval) - 0x(ptrval)   (2386 kB)
[    0.000000]       .init : 0x(ptrval) - 0x(ptrval)   ( 276 kB)
[    0.000000]       .data : 0x(ptrval) - 0x(ptrval)   ( 123 kB)
[    0.000000]        .bss : 0x(ptrval) - 0x(ptrval)   ( 189 kB)
[    0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
[    0.000043] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns
[    0.000095] clocksource: timer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
[    0.000544] Console: colour dummy device 80x30
[    0.000619] Calibrating delay loop... 393.21 BogoMIPS (lpj=1966080)
[    0.050178] pid_max: default: 32768 minimum: 301
[    0.050451] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.050480] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.051343] CPU: Testing write buffer coherency: ok
[    0.052852] Setting up static identity map for 0x80008400 - 0x8000843c
[    0.054397] devtmpfs: initialized
[    0.058034] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    0.058078] futex hash table entries: 256 (order: -1, 3072 bytes)
[    0.058188] pinctrl core: initialized pinctrl subsystem
[    0.059192] DMA: preallocated 256 KiB pool for atomic coherent allocations
[    0.070083] clocksource: Switched to clocksource timer
[    0.088837] workingset: timestamp_bits=30 max_order=14 bucket_order=0
[    0.097095] jffs2: version 2.2. (NAND) © 2001-2006 Red Hat, Inc.
[    0.099127] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253)
[    0.099167] io scheduler noop registered (default)
[    0.105914] suniv-pinctrl 1c20800.pinctrl: initialized sunXi PIO driver
[    0.215630] Serial: 8250/16550 driver, 8 ports, IRQ sharing disabled
[    0.219946] console [ttyS0] disabled
[    0.240135] 1c25000.serial: ttyS0 at MMIO 0x1c25000 (irq = 24, base_baud = 6250000) is a 16550A
[    0.539248] console [ttyS0] enabled
[    0.550676] m25p80 spi0.0: w25q128 (16384 Kbytes)
[    0.555439] 4 ofpart partitions found on MTD device spi0.0
[    0.560996] Creating 4 MTD partitions on "spi0.0":
[    0.565796] 0x000000000000-0x000000030000 : "u-boot"
[    0.572520] 0x000000030000-0x000000040000 : "dtb"
[    0.578800] 0x000000040000-0x0000001b0000 : "kernel"
[    0.585488] 0x000000170000-0x000000800000 : "rootfs"
[    0.592503] i2c /dev entries driver
[    0.597922] input: ns2009_ts as /devices/platform/soc/1c27000.i2c/i2c-0/0-0048/input/input0
[    0.610556] sun4i-drm display-engine: bound 1e60000.display-backend (ops 0xc028200c)
[    0.618975] sun4i-drm display-engine: bound 1c0c000.lcd-controller (ops 0xc02812f0)
[    0.626728] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[    0.633364] [drm] No driver support for vblank timestamp query.
[    0.688290] Console: switching to colour frame buffer device 60x34
[    0.713489] sun4i-drm display-engine: fb0:  frame buffer device
[    0.720270] [drm] Initialized sun4i-drm 1.0.0 20150629 for display-engine on minor 0
[    0.821046] random: crng init done
[    1.145981] VFS: Mounted root (jffs2 filesystem) on device 31:3.
[    1.153325] Freeing unused kernel memory: 276K
[    1.157768] This architecture does not have kernel memory protection.
mount: mounting tmpfs on /dev/shm failed: Invalid argument
mount: mounting tmpfs on /tmp failed: Invalid argument
mount: mounting tmpfs on /run failed: Invalid argument
hostname: applet not found
S01app start!
Starting syslogd: OK
Starting klogd: OK
Initializing random number generator... done.
[4.157768]: root login on 'ttyS0'
helloworld!
#

最近编辑记录 颜水花生 (2020-02-05 16:26:27)

离线

#2 2020-02-05 17:39:47

mango
会员
所在地: 北京
注册时间: 2017-12-02
累计积分: 493
个人网站

Re: 【花屏问题】主线Uboot启动显示LOGO,加载内核时候出现1S花屏问题!如何平滑过渡?请问各位大神如何解决?附上测试视频

期间关背光灯

离线

#3 2020-02-05 17:46:34

颜水花生
会员
注册时间: 2019-11-20
累计积分: 43

Re: 【花屏问题】主线Uboot启动显示LOGO,加载内核时候出现1S花屏问题!如何平滑过渡?请问各位大神如何解决?附上测试视频

mango 说:

期间关背光灯

醍醐灌顶,感谢大神,这就试试

离线

#4 2020-02-05 22:59:02

sea18c
会员
注册时间: 2019-08-05
累计积分: 74

Re: 【花屏问题】主线Uboot启动显示LOGO,加载内核时候出现1S花屏问题!如何平滑过渡?请问各位大神如何解决?附上测试视频

一语惊醒梦中人  big_smile

离线

页脚