手头一个项目，用SL811 + usb hub 芯片 + 读卡器芯片来做一个方案。
我移植了SL811的地址和中断，
但是发现板子还不能工作。
linux启动过程如下。
请大侠帮我看一下我的usb驱动现在是哪里出问题了。是读写hub芯片出问题了么？
谢谢了！
Loading .text @ 0x00001000 (1272816 bytes)
Loading .rodata @ 0x00138000 (307972 bytes)
Loading __ksymtab @ 0x00183304 (15016 bytes)
Loading __ksymtab_gpl @ 0x00186dac (4264 bytes)
Loading __ksymtab_gpl_future @ 0x00187e54 (24 bytes)
Loading __ksymtab_strings @ 0x00187e6c (46376 bytes)
Loading __param @ 0x00193394 (420 bytes)
Loading .data @ 0x00194000 (73728 bytes)
Loading .init.text @ 0x001a6000 (90768 bytes)
Loading .init.data @ 0x001bc290 (3240 bytes)
Loading .init.setup @ 0x001bcf38 (584 bytes)
Loading .initcall.init @ 0x001bd180 (444 bytes)
Loading .con_initcall.init @ 0x001bd33c (4 bytes)
Loading .init.ramfs @ 0x001bd340 (5388800 bytes)
Loading .text_l1 @ 0xffa00000 (5732 bytes)
sh_addr: FFA00000, p_paddr: 006E0D40
Loading from: 016E1000 to 006E0D40, size: 5732
Loading .data_l1 @ 0xff800000 (192 bytes)
sh_addr: FF800000, p_paddr: 006E23A4
Loading from: 016E3000 to 006E23A4, size: 192
Clearing .bss @ 0x006e3000 (63120 bytes)
## Starting application at 0x001a6000 ...
Linux version 2.6.22.18-ADI-2008R1-svn (root@localhost.localdomain) (gcc version 4.1.2 (ADI svn)) #39 Thu Jul 10 16:26:42 CST 2008
early printk enabled on early_BFuart0
Hardware Trace Active and Enabled
Blackfin support (C) 2004-2007 Analog Devices, Inc.
Compiled for ADSP-BF527 Rev 0.0
Warning: Unsupported Chip Revision ADSP-BF527 Rev 0.0 detected
Blackfin Linux support by http://blackfin.uclinux.org/
Processor Speed: 387 MHz core clock and 96 MHz System Clock
Board Memory: 32MB
Kernel Managed Memory: 32MB
Memory map:
text = 0x00001000-0x00137bf0
rodata = 0x00138000-0x00193538
data = 0x00194000-0x001a6000
stack = 0x00194000-0x00196000
init = 0x001a6000-0x006e3000
bss = 0x006e3000-0x006f2690
available = 0x006f2690-0x01eff000
DMA Zone = 0x01f00000-0x02000000
Instruction Cache Enabled
Data Cache Enabled (write-through)
Built 1 zonelists. Total pages: 7874
Kernel command line: root=/dev/mtdblock0 rw earlyprintk=serial,uart1,57600 console=tty0 console=ttyBF0,57600
Configuring Blackfin Priority Driven Interrupts
PID hash table entries: 128 (order: 7, 512 bytes)
console handover: boot [early_BFuart0] -> real [ttyBF0]
Dentry cache hash table entries: 4096 (order: 2, 16384 bytes)
Inode-cache hash table entries: 2048 (order: 1, 8192 bytes)
Memory available: 24328k/32768k RAM, (5364k init code, 1242k kernel code, 503k data, 1024k dma, 304k reserved)
Blackfin Scratchpad data SRAM: 4 KB
Blackfin Data A SRAM: 16 KB (15 KB free)
Blackfin Data B SRAM: 16 KB (16 KB free)
Blackfin Instruction SRAM: 48 KB (42 KB free)
Security Framework v1.0.0 initialized
Mount-cache hash table entries: 512
NET: Registered protocol family 16
Blackfin GPIO Controller
Blackfin DMA Controller
stamp_init(): registering device resources
Generic PHY: Registered new driver
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
NET: Registered protocol family 2
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 1024 (order: 1, 8192 bytes)
TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
TCP: Hash tables configured (established 1024 bind 1024)
TCP reno registered
NTFS driver 2.1.28 [Flags: R/W DEBUG].
io scheduler noop registered
io scheduler anticipatory registered (default)
io scheduler cfq registered
bfin-otp: initialized
bfin-wdt: initialized: timeout=20 sec (nowayout=0)
Serial: Blackfin serial driver
bfin-uart.1: ttyBF0 at MMIO 0xffc02000 (irq = 31) is a BFIN-UART
RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize
bfin_mac_mdio: probed
bfin_mac: attached PHY driver [Generic PHY] (mii_bus:phy_addr=0:00, irq=-1, mdc_clk=2500000Hz(mdc_div=18)@sclk=96MHz)
bfin_mac: Version 1.1, Blackfin BF53[67] BF527 on-chip Ethernet MAC driver
bfin-spi bfin-spi.0: Blackfin BF5xx on-chip SPI Contoller Driver, Version 1.0, regs_base@ffc00500, dma channel@7
sl811: driver sl811-hcd, 19 May 2005
SL811 is probing
sl811-hcd sl811-hcd.0: SL811HS v1.5
sl811-hcd sl811-hcd.0: new USB bus registered, assigned bus number 1
sl811-hcd sl811-hcd.0: irq 87, io mem 0x20100000
usb usb1: Product: SL811HS v1.5
usb usb1: Manufacturer: Linux 2.6.22.18-ADI-2008R1-svn sl811-hcd
usb usb1: SerialNumber: sl811-hcd.0
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
rtc-bfin rtc-bfin: rtc core: registered rtc-bfin as rtc0
TCP cubic registered
NET: Registered protocol family 1
NET: Registered protocol family 17
rtc-bfin rtc-bfin: setting the system clock to 1970-01-01 00:08:50 (530)
Freeing unused kernel memory: 5364k freed
speed=full
usb 1-1: new full speed USB device using sl811-hcd and address 2
_____________________________________
a8888b. / Welcome to the uClinux distribution \
d888888b. / _ _ \
8P"YP"Y88 / | | |_| __ __ (TM) |
8|o||o|88 _____/ | | _ ____ _ _ \ \/ / |
8' .88 \ | | | | _ \| | | | \ / |
8`._.' Y8. \ | |__ | | | | | |_| | / \ |
d/ `8b. \ \____||_|_| |_|\____|/_/\_\ |
dP . Y8b. \ For embedded processors including |
d8:' " `::88b \ the Analog Devices Blackfin /
d8" 'Y88b \___________________________________/
:8P ' :888
8a. : _a88P For further information, check out:
._/"Yaa_: .| 88P| - http://blackfin.uclinux.org/
\ YP" `| 8P `. - http://docs.blackfin.uclinux.org/
/ \.___.d| .' - http://www.uclinux.org/
`--..__)8888P`._.' jgs/a:f - http://www.analog.com/blackfin
Have a lot of fun...
BusyBox v1.4.1 (2008-03-21 18:17:38 CST) Built-in shell (msh)
Enter 'help' for a list of built-in commands.
root:/> usb 1-1: device not accepting address 2, error -110
speed=full
usb 1-1: new full speed USB device using sl811-hcd and address 3
usb 1-1: unable to read config index 0 descriptor/start
usb 1-1: chopping to 0 config(s)
usb 1-1: string descriptor 0 read error: -110
usb 1-1: no configuration chosen from 0 choices |
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