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[操作系统] dm365启动信息分析 [复制链接]

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发表于 2014-01-20 14:46 |只看该作者 |倒序浏览
我需要分析dm365启动信息,但是很多东西看不懂,
请高手提示一下。
谢谢!

1.
DaVinci: 104 gpio irqs
MUX: initialized GPIO20
MUX: initialized I2C_SCL
Generic PHY: Registered new driver
ch0 default output "COMPOSITE", mode "NTSC"
VPBE Encoder Initialized
SCSI subsystem initialized


2.
VFS: Disk quotas dquot_6.5.1
Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)

3.
Initializing Cryptographic API
io scheduler noop registered
io scheduler anticipatory registered (default)
LTT : ltt-facilities init
LTT : ltt-facility-core init in kernel
DAVINCI-WDT: DaVinci Watchdog Timer: heartbeat 60 sec

4.
dm_spi.0: davinci SPI Controller driver at 0xc4002000 (irq = 42) use_dma=0
musb_hdrc: version 6.0, cppi-dma, host, debug=0
musb_hdrc musb_hdrc: No DMA interrupt line
musb_hdrc: USB Host mode controller at c4004000 using DMA, IRQ 12
musb_hdrc musb_hdrc: MUSB HDRC host driver
musb_hdrc musb_hdrc: new USB bus registered, assigned bus number 1

5.
rtc_davinci_dm365 rtc_davinci_dm365.0: rtc intf: proc
rtc_davinci_dm365 rtc_davinci_dm365.0: rtc intf: dev (254:0)
rtc_davinci_dm365 rtc_davinci_dm365.0: rtc core: registered rtc_davinci_dm365 as rtc0
davinci-mmc davinci-mmc.0: Supporting 4-bit mode
davinci-mmc davinci-mmc.0: Using DMA mode

6.
ASoC version 0.13.1
CQ0093 Voice Codec 0.1
asoc: cq93vc <-> davinci-vcif mapping ok
ALSA device list:
  #0: On-chip voice codec (cq93vc)


附完整启动log:
Starting kernel ...

Uncompressing Linux.................................................................................................. done, booting [12-10 19:15:56]the kernel.
Linux version 2.6.18_SC-DM365#1 Tue Oct 29 14:16:10 CST 2013
CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=00053177
Machine: DaVinci DM365 IPNC
Memory policy: ECC disabled, Data cache writeback
DaVinci DM0365 variant 0x8
PLL0: fixedrate: 24000000, commonrate: 135000000, vpssrate: 270000000
PLL0: vencrate_sd: 27000000, ddrrate: 270000000 mmcsdrate: 135000000
PLL1: armrate: 297000000, voicerate: 20482758, vencrate_hd: 74250000
CPU0: D VIVT write-back cache
CPU0: I cache: 16384 bytes, associativity 4, 32 byte lines, 128 sets
CPU0: D cache: 8192 bytes, associativity 4, 32 byte lines, 64 sets
Built 1 zonelists.  Total pages: 14336
Kernel command line: console=ttyS0,115200n8 noinitrd rw root=31:5 rootfstype=squashfs mem=56M
PID hash table entries: 256 (order: 8, 1024 bytes)
Clock event device timer0_0 configured with caps set: 07
Console: colour dummy device 80x30
Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
Memory: 56MB = 56MB total
Memory: 53528KB available (2261K code, 712K data, 172K init)
Security Framework v1.0.0 initialized
Capability LSM initialized
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
NET: Registered protocol family 16
DaVinci: 104 gpio irqs
MUX: initialized GPIO20
MUX: initialized I2C_SCL
Generic PHY: Registered new driver
ch0 default output "COMPOSITE", mode "NTSC"
VPBE Encoder Initialized
SCSI subsystem initialized
NET: Registered protocol family 2
IP route cache hash table entries: 512 (order: -1, 2048 bytes)
TCP established hash table entries: 2048 (order: 1, 8192 bytes)
TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
TCP: Hash tables configured (established 2048 bind 1024)
TCP reno registered
VFS: Disk quotas dquot_6.5.1
Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
squashfs: version 3.1 (2006/08/19) Phillip Lougher
fuse init (API version 7.7)
Initializing Cryptographic API
io scheduler noop registered
io scheduler anticipatory registered (default)
LTT : ltt-facilities init
LTT : ltt-facility-core init in kernel
DAVINCI-WDT: DaVinci Watchdog Timer: heartbeat 60 sec
Serial: 8250/16550 driver $Revision: 1.90 $ 2 ports, IRQ sharing disabled
serial8250.0: ttyS0 at MMIO map 0x1c20000 mem 0xfbc20000 (irq = 40) is a 16550A
RAMDISK driver initialized: 1 RAM disks of 32768K size 1024 blocksize
PPP generic driver version 2.4.2
PPP Deflate Compression module registered
NET: Registered protocol family 24
netconsole: not configured, aborting
Linux video capture interface: v2.00
Trying to register davinci display video device.
layer=c0529e00,layer->video_dev=c0529f60
Trying to register davinci display video device.
layer=c0529c00,layer->video_dev=c0529d60
davinci_initaVinci V4L2 Display Driver V1.0 loaded
i2c /dev entries driver
SPI FLASH: 00:0E:8F:7F:5C:C6, it is invalid, use default MAC
SPI FLASH: 00:0E:8F:7F:5C:C6
block erase size=0x10000
SPI FLASH: kernel offset=0x128000, kernel size=0x170000, fs offset=0x298000, fs offset=0xAF0000
Creating 9 MTD partitions on "Macronix":
0x00000000-0x01000000 : "ALL"
0x00068000-0x00070000 : "MAC"
0x00070000-0x00090000 : "CONF"
0x000e4000-0x00128000 : "RESERV"
0x00128000-0x01000000 : "NORMAL"
0x00298000-0x00d88000 : "FS"
0x00094000-0x000e4000 : "DEBUG"
0x00000000-0x01000000 : "UPGRADEALL"
0x00090000-0x00094000 : "UPGLOG"
dm_spi.0: davinci SPI Controller driver at 0xc4002000 (irq = 42) use_dma=0
musb_hdrc: version 6.0, cppi-dma, host, debug=0
musb_hdrc musb_hdrc: No DMA interrupt line
musb_hdrc: USB Host mode controller at c4004000 using DMA, IRQ 12
musb_hdrc musb_hdrc: MUSB HDRC host driver
musb_hdrc musb_hdrc: new USB bus registered, assigned bus number 1
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_davinci_dm365 rtc_davinci_dm365.0: rtc intf: proc
rtc_davinci_dm365 rtc_davinci_dm365.0: rtc intf: dev (254:0)
rtc_davinci_dm365 rtc_davinci_dm365.0: rtc core: registered rtc_davinci_dm365 as rtc0
davinci-mmc davinci-mmc.0: Supporting 4-bit mode
davinci-mmc davinci-mmc.0: Using DMA mode
Advanced Linux Sound Architecture Driver Version 1.0.12rc1 (Thu Jun 22 13:55:50 2006 UTC).
ASoC version 0.13.1
CQ0093 Voice Codec 0.1
asoc: cq93vc <-> davinci-vcif mapping ok
ALSA device list:
  #0: On-chip voice codec (cq93vc)
IPv4 over IPv4 tunneling driver
ip_tables: (C) 2000-2006 Netfilter Core Team
TCP bic registered
NET: Registered protocol family 1
NET: Registered protocol family 17
NET: Registered protocol family 15
usb 1-1: new high speed USB device using musb_hdrc and address 2
usb 1-1: configuration #1 chosen from 1 choice
Bridge firewalling registered
Time: timer0_1 clocksource has been installed.
Clock event device timer0_0 configured with caps set: 08
Switched to high resolution mode on CPU 0
rtc_davinci_dm365 rtc_davinci_dm365.0: setting the system clock to 2000-09-14 01:01:01 (968893261)
VFS: Mounted root (squashfs filesystem) readonly.
Freeing init memory: 172K
Warning: unable to open an initial console.
init started: BusyBox v1.16.0 (2013-10-29 14:01:14 CST)

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2 [报告]
发表于 2014-01-21 09:11 |只看该作者
有没有人帮忙啊?

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发表于 2014-01-22 09:34 |只看该作者
只关注你做的那一部分的log就可以了。如果对每一行的出处的了解,那要么是这个系统精简的太简单,要么是你太牛逼
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