向各位大神求助，为何我的gadget不正常？

longtum · 2019-11-16 23:16:42

@晕哥 @各位大神

今天周末休息，拿出前段时间买的TINY200开发板折腾一下Gadget。
内核用f1c100s-480272lcd-test 分支修改的。参考了这个帖子https://whycan.cn/t_2688.html

编译烧录好后，满怀信心的重启了开发板。一切看起来很正常，但我的电脑上却没有出现想象中的端口设备！！！
我的自信心瞬间受到物理伤害 + 魔法伤害20000点，比去年同期下降了63个百分点!!

恳请各位大神帮我掌掌眼，到底我是哪里配置错了？还是我没操作正确？请各位大神赐教。

以下是启动log:

U-Boot SPL 2018.01 (Nov 16 2019 - 14:43:28)
DRAM: 64 MiB
Trying to boot from MMC1
Card did not respond to voltage select!
mmc_init: -95, time 21
spl: mmc init failed with error: -95
Trying to boot from sunxi SPI


U-Boot 2018.01 (Nov 16 2019 - 14:43:28 +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
Out:   vga
Err:   vga
Net:   No ethernet found.
starting USB...
No controllers found
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 0x100000, size 0x8000
SF: 32768 bytes @ 0x100000 Read: OK
device 0 offset 0x110000, size 0x400000
SF: 4194304 bytes @ 0x110000 Read: OK
## Flattened Device Tree blob at 80c00000
   Booting using the fdt blob at 0x80c00000
   Loading Device Tree to 816fa000, end 816ff3aa ... OK

Starting kernel ...

[    0.000000] Booting Linux on physical CPU 0x0
[    0.000000] Linux version 4.15.0-rc8-licheepi-nano (alloc@linux) (gcc version 7.4.1 20181213 [linaro-7.4-2019.02 revision 56ec6f6b99cc167ff0c2f8e1a2eed33b1edc85d4] (Linaro GCC 7.4-2019.02)) #11 Sat Nov 16 18:22:49 CST 2019
[    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] On node 0 totalpages: 16384
[    0.000000]   Normal zone: 128 pages used for memmap
[    0.000000]   Normal zone: 0 pages reserved
[    0.000000]   Normal zone: 16384 pages, LIFO batch:3
[    0.000000] random: fast init done
[    0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
[    0.000000] pcpu-alloc: [0] 0 
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 16256
[    0.000000] Kernel command line: console=ttyS0,115200 panic=5 rootwait root=31:03 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: 56216K/65536K available (5300K kernel code, 221K rwdata, 984K rodata, 1024K init, 236K bss, 9320K 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)   (6293 kB)
[    0.000000]       .init : 0x(ptrval) - 0x(ptrval)   (1024 kB)
[    0.000000]       .data : 0x(ptrval) - 0x(ptrval)   ( 222 kB)
[    0.000000]        .bss : 0x(ptrval) - 0x(ptrval)   ( 237 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
[    0.000045] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns
[    0.000110] clocksource: timer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
[    0.000602] Console: colour dummy device 80x30
[    0.000699] Calibrating delay loop... 203.16 BogoMIPS (lpj=1015808)
[    0.070228] pid_max: default: 32768 minimum: 301
[    0.070547] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.070586] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.071969] CPU: Testing write buffer coherency: ok
[    0.073555] Setting up static identity map for 0x80100000 - 0x80100058
[    0.075999] devtmpfs: initialized
[    0.082965] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    0.083023] futex hash table entries: 256 (order: -1, 3072 bytes)
[    0.083270] pinctrl core: initialized pinctrl subsystem
[    0.085278] NET: Registered protocol family 16
[    0.086667] DMA: preallocated 256 KiB pool for atomic coherent allocations
[    0.088457] cpuidle: using governor menu
[    0.111810] usbcore: registered new interface driver usbfs
[    0.111969] usbcore: registered new interface driver hub
[    0.112147] usbcore: registered new device driver usb
[    0.112441] pps_core: LinuxPPS API ver. 1 registered
[    0.112467] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[    0.112536] PTP clock support registered
[    0.112907] Advanced Linux Sound Architecture Driver Initialized.
[    0.114339] clocksource: Switched to clocksource timer
[    0.140885] NET: Registered protocol family 2
[    0.142304] TCP established hash table entries: 1024 (order: 0, 4096 bytes)
[    0.142382] TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
[    0.142434] TCP: Hash tables configured (established 1024 bind 1024)
[    0.142700] UDP hash table entries: 256 (order: 0, 4096 bytes)
[    0.142757] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
[    0.143217] NET: Registered protocol family 1
[    0.144643] RPC: Registered named UNIX socket transport module.
[    0.144687] RPC: Registered udp transport module.
[    0.144704] RPC: Registered tcp transport module.
[    0.144719] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    0.146456] NetWinder Floating Point Emulator V0.97 (double precision)
[    0.147971] Initialise system trusted keyrings
[    0.148422] workingset: timestamp_bits=30 max_order=14 bucket_order=0
[    0.159268] NFS: Registering the id_resolver key type
[    0.159353] Key type id_resolver registered
[    0.159371] Key type id_legacy registered
[    0.159420] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[    0.159439] Installing knfsd (copyright (C) 1996 okir@monad.swb.de).
[    0.161265] jffs2: version 2.2. (NAND) (SUMMARY)  漏 2001-2006 Red Hat, Inc.
[    0.175213] Key type asymmetric registered
[    0.175253] Asymmetric key parser 'x509' registered
[    0.175345] io scheduler noop registered
[    0.175369] io scheduler deadline registered
[    0.175524] io scheduler cfq registered (default)
[    0.175552] io scheduler mq-deadline registered
[    0.175570] io scheduler kyber registered
[    0.184892] suniv-pinctrl 1c20800.pinctrl: initialized sunXi PIO driver
[    0.357986] Serial: 8250/16550 driver, 8 ports, IRQ sharing disabled
[    0.364808] console [ttyS0] disabled
[    0.385037] 1c25000.serial: ttyS0 at MMIO 0x1c25000 (irq = 23, base_baud = 6250000) is a 16550A
[    0.880570] console [ttyS0] enabled
[    0.891391] panel-simple panel: panel supply power not found, using dummy regulator
[    0.915335] loop: module loaded
[    0.922074] m25p80 spi0.0: w25q128 (16384 Kbytes)
[    0.926976] 4 ofpart partitions found on MTD device spi0.0
[    0.932458] Creating 4 MTD partitions on "spi0.0":
[    0.937330] 0x000000000000-0x000000100000 : "u-boot"
[    0.945124] 0x000000100000-0x000000110000 : "dtb"
[    0.952274] 0x000000110000-0x000000510000 : "kernel"
[    0.959850] 0x000000510000-0x000001000000 : "rootfs"
[    0.967799] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    0.974454] ehci-platform: EHCI generic platform driver
[    0.979981] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    0.986293] ohci-platform: OHCI generic platform driver
[    0.991969] usbcore: registered new interface driver cdc_acm
[    0.997720] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters
[    1.006888] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller
[    1.012845] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 1
[    1.020287] vhci_hcd: created sysfs vhci_hcd.0
[    1.026778] hub 1-0:1.0: USB hub found
[    1.030672] hub 1-0:1.0: 8 ports detected
[    1.036947] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller
[    1.042899] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 2
[    1.050474] usb usb2: We don't know the algorithms for LPM for this host, disabling LPM.
[    1.060445] hub 2-0:1.0: USB hub found
[    1.064463] hub 2-0:1.0: 8 ports detected
[    1.071059] usbcore: registered new device driver usbip-host
[    1.078132] i2c /dev entries driver
[    1.144785] sunxi-mmc 1c0f000.mmc: base:0xb550d7b6 irq:19
[    1.151254] usbcore: registered new interface driver usbhid
[    1.156952] usbhid: USB HID core driver
[    1.174606] NET: Registered protocol family 17
[    1.179297] Key type dns_resolver registered
[    1.186671] Loading compiled-in X.509 certificates
[    1.199941] sun4i-drm display-engine: bound 1e60000.display-backend (ops 0xc066cdf8)
[    1.208886] sun4i-drm display-engine: bound 1c0c000.lcd-controller (ops 0xc066c0dc)
[    1.216673] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[    1.223276] [drm] No driver support for vblank timestamp query.
[    1.361652] Console: switching to colour frame buffer device 100x30
[    1.401350] sun4i-drm display-engine: fb0:  frame buffer device
[    1.408460] [drm] Initialized sun4i-drm 1.0.0 20150629 for display-engine on minor 0
[    1.417005] cfg80211: Loading compiled-in X.509 certificates for regulatory database
[    1.434459] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
[    1.441243] vcc3v3: disabling
[    1.444223] ALSA device list:
[    1.447280]   #0: Loopback 1
[    1.451120] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
[    1.459872] cfg80211: failed to load regulatory.db
[    1.560560] random: crng init done
[    3.132077] jffs2: notice: (1) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found.
[    3.152691] VFS: Mounted root (jffs2 filesystem) on device 31:3.
[    3.161877] devtmpfs: mounted
[    3.172173] Freeing unused kernel memory: 1024K
Starting syslogd: OK
Starting klogd: OK
Populating /dev using udev: [    4.622438] udevd[77]: starting version 3.2.7
[    4.805902] udevd[78]: starting eudev-3.2.7
done
Initializing random number generator... done.
Configure the USB Gadget: [    9.831660] using random self ethernet address
[    9.836278] using random host ethernet address
[    9.922027] usb0: HOST MAC ba:40:75:50:1f:26
[    9.926596] usb0: MAC 9e:74:ed:b4:c1:a6
OK
Starting ntpd: OK
Starting udhcpd: OK
Starting network: OK
Starting telnetd: OK

# lsusb
Bus 001 Device 001: ID 1d6b:0002
Bus 002 Device 001: ID 1d6b:0003
# modprobe g_serial
[   56.718550] g_serial gadget: Gadget Serial v2.4
[   56.723108] g_serial gadget: g_serial ready
#

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楼主 #1 2019-11-16 23:16:42 分享评论

向各位大神求助，为何我的gadget不正常？

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