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本文导语: linux2.6.36版本,启动信息如下,请帮忙分析分析吧 RCU-based detection of stalled CPUs is disabled. Verbose stalled-CPUs detection is disabled. NR_IRQS:272 MXC IRQ initialized MXC GPIO hardware Console: colour dummy device 80x30 pi...
linux2.6.36版本,启动信息如下,请帮忙分析分析吧
RCU-based detection of stalled CPUs is disabled.
Verbose stalled-CPUs detection is disabled.
NR_IRQS:272
MXC IRQ initialized
MXC GPIO hardware
Console: colour dummy device 80x30
pid_max: default: 32768 minimum: 301
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
NET: Registered protocol family 16
bio: create slab at 0
imx-i2c imx-i2c.1: can't get I2C clock
imx-i2c: probe of imx-i2c.1 failed with error -2
NET: Registered protocol family 2
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 2048 (order: 2, 16384 bytes)
TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
TCP: Hash tables configured (established 2048 bind 2048)
TCP reno registered
UDP hash table entries: 256 (order: 0, 4096 bytes)
UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
NET: Registered protocol family 1
NetWinder Floating Point Emulator V0.97 (extended precision)
msgmni has been set to 120
io scheduler noop registered (default)
imx-fb imx-fb.0: i.MX Framebuffer driver
imx-fb imx-fb.0: unable to get clock: -2
imx-fb: probe of imx-fb.0 failed with error -2 //这个error会不会导致文件系统挂载错误呢?Serial: IMX driver
imx-uart: probe of imx-uart.0 failed with error -2
imx-uart: probe of imx-uart.1 failed with error -2
imx-uart: probe of imx-uart.2 failed with error -2
imx-uart: probe of imx-uart.3 failed with error -2
imx-uart: probe of imx-uart.4 failed with error -2
imx-uart: probe of imx-uart.5 failed with error -2
physmap platform flash device: 02000000 at c0000000
physmap-flash physmap-flash.0: map_probe failed
[nandsim] warning: read_byte: unexpected data output cycle, state is STATE_RE
flash size: 128 MiB
page size: 512 bytes
OOB area size: 16 bytes
sector size: 16 KiB
pages number: 262144
pages per sector: 32
bus width: 8
bits in sector size: 14
bits in page size: 9
bits in OOB size: 4
flash size with OOB: 135168 KiB
page address bytes: 4
sector address bytes: 3
options: 0x62
Scanning device for bad blocks
Creating 1 MTD partitions on "NAND 128MiB 1,8V 8-bit":
0x000000000000-0x000008000000 : "NAND simulator partition 0"
GPIO NAND driver, 2004 Simtec Electronics
debug: mxcnd_probe.
mxc_nand: probe of mxc_nand.0 failed with error -2
i2c /dev entries driver
Driver for 1-wire Dallas network protocol.
i.MX SDHC driver
mxc-mmc: probe of mxc-mmc.0 failed with error -2
i.MX SDHC driver
mxc-mmc: probe of mxc-mmc.1 failed with error -2
oprofile: hardware counters not available
oprofile: using timer interrupt.
TCP cubic registered
NET: Registered protocol family 17
drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
Warning: unable to open an initial console.
debug: before sys_access.
debug: after sys_access.
debug: begin prepare_namespace.
debug: before mount_root.
debug: mount_root before mount_block_root.
VFS: Cannot open root device "mtdblock2" or unknown-block(0,0)
Please append a correct "root=" boot option; here are the available partitions:
1f00 131072 mtdblock0 (driver?)
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0
)
Backtrace:
[] (dump_backtrace+0x0/0x12c) from [] (dump_stack+0x18/0x1c)
r7:00000000 r6:00000000 r5:c3a2f000 r4:00000000
[] (dump_stack+0x0/0x1c) from [] (panic+0x64/0x198)
[] (panic+0x0/0x198) from [] (mount_block_root+0x110/0x2e8)
r3:00000000 r2:00000000 r1:c3819f58 r0:c02a5d28
[] (mount_block_root+0x0/0x2e8) from [] (mount_root+0x5c/0x7
8)
[] (mount_root+0x0/0x78) from [] (prepare_namespace+0x110/0x
1b4)
r5:c001fa50 r4:c001fa54
[] (prepare_namespace+0x0/0x1b4) from [] (kernel_init+0x130/
0x190)
r6:c001ef6c r5:c001f234 r4:c02f7f3c
[] (kernel_init+0x0/0x190) from [] (do_exit+0x0/0x6ac)
r6:c0044e00 r5:c0008bfc r4:00000000
RCU-based detection of stalled CPUs is disabled.
Verbose stalled-CPUs detection is disabled.
NR_IRQS:272
MXC IRQ initialized
MXC GPIO hardware
Console: colour dummy device 80x30
pid_max: default: 32768 minimum: 301
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
NET: Registered protocol family 16
bio: create slab at 0
imx-i2c imx-i2c.1: can't get I2C clock
imx-i2c: probe of imx-i2c.1 failed with error -2
NET: Registered protocol family 2
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 2048 (order: 2, 16384 bytes)
TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
TCP: Hash tables configured (established 2048 bind 2048)
TCP reno registered
UDP hash table entries: 256 (order: 0, 4096 bytes)
UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
NET: Registered protocol family 1
NetWinder Floating Point Emulator V0.97 (extended precision)
msgmni has been set to 120
io scheduler noop registered (default)
imx-fb imx-fb.0: i.MX Framebuffer driver
imx-fb imx-fb.0: unable to get clock: -2
imx-fb: probe of imx-fb.0 failed with error -2 //这个error会不会导致文件系统挂载错误呢?Serial: IMX driver
imx-uart: probe of imx-uart.0 failed with error -2
imx-uart: probe of imx-uart.1 failed with error -2
imx-uart: probe of imx-uart.2 failed with error -2
imx-uart: probe of imx-uart.3 failed with error -2
imx-uart: probe of imx-uart.4 failed with error -2
imx-uart: probe of imx-uart.5 failed with error -2
physmap platform flash device: 02000000 at c0000000
physmap-flash physmap-flash.0: map_probe failed
[nandsim] warning: read_byte: unexpected data output cycle, state is STATE_RE
flash size: 128 MiB
page size: 512 bytes
OOB area size: 16 bytes
sector size: 16 KiB
pages number: 262144
pages per sector: 32
bus width: 8
bits in sector size: 14
bits in page size: 9
bits in OOB size: 4
flash size with OOB: 135168 KiB
page address bytes: 4
sector address bytes: 3
options: 0x62
Scanning device for bad blocks
Creating 1 MTD partitions on "NAND 128MiB 1,8V 8-bit":
0x000000000000-0x000008000000 : "NAND simulator partition 0"
GPIO NAND driver, 2004 Simtec Electronics
debug: mxcnd_probe.
mxc_nand: probe of mxc_nand.0 failed with error -2
i2c /dev entries driver
Driver for 1-wire Dallas network protocol.
i.MX SDHC driver
mxc-mmc: probe of mxc-mmc.0 failed with error -2
i.MX SDHC driver
mxc-mmc: probe of mxc-mmc.1 failed with error -2
oprofile: hardware counters not available
oprofile: using timer interrupt.
TCP cubic registered
NET: Registered protocol family 17
drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
Warning: unable to open an initial console.
debug: before sys_access.
debug: after sys_access.
debug: begin prepare_namespace.
debug: before mount_root.
debug: mount_root before mount_block_root.
VFS: Cannot open root device "mtdblock2" or unknown-block(0,0)
Please append a correct "root=" boot option; here are the available partitions:
1f00 131072 mtdblock0 (driver?)
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0
)
Backtrace:
[] (dump_backtrace+0x0/0x12c) from [] (dump_stack+0x18/0x1c)
r7:00000000 r6:00000000 r5:c3a2f000 r4:00000000
[] (dump_stack+0x0/0x1c) from [] (panic+0x64/0x198)
[] (panic+0x0/0x198) from [] (mount_block_root+0x110/0x2e8)
r3:00000000 r2:00000000 r1:c3819f58 r0:c02a5d28
[] (mount_block_root+0x0/0x2e8) from [] (mount_root+0x5c/0x7
8)
[] (mount_root+0x0/0x78) from [] (prepare_namespace+0x110/0x
1b4)
r5:c001fa50 r4:c001fa54
[] (prepare_namespace+0x0/0x1b4) from [] (kernel_init+0x130/
0x190)
r6:c001ef6c r5:c001f234 r4:c02f7f3c
[] (kernel_init+0x0/0x190) from [] (do_exit+0x0/0x6ac)
r6:c0044e00 r5:c0008bfc r4:00000000
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imx是什么驱动呀