Имеем AT91AR9200+SDRAM 48LC16M16A2 в принципи грузимся нормально:
U-Boot 1.1.1 (Oct 10 2006 - 20:28:51)
U-Boot code: 21F80000 -> 21F9B960 BSS: -> 21FD070C
RAM Configuration:
Bank #0: 20000000 64 MB
Atmel: AT49BV1614 (16Mbit)
Flash: 2 MB
DataFlash:AT45DB161
Nb pages: 4096
Page Size: 528
Size= 2162688 bytes
Logical address: 0xC0000000
Area 0:C0000000 to C0007FFF (RO)
Area 1:C0008000 to C001FFFF (RO)
Area 2:C0020000 to C0027FFF
Area 3:C0028000 to C020FFFF
In: serial
Out: serial
Err: serial
Hit any key to stop autoboot: 0
MAC: error during MII initialization
*** ERROR: `serverip' not set
## Booting image at 22000000 ...
Image Name: RT9200 Kernel Image
Image Type: ARM Linux Kernel Image (gzip compressed)
Data Size: 1111691 Bytes = 1.1 MB
Load Address: 20008000
Entry Point: 20008000
Verifying Checksum ... OK
Uncompressing Kernel Image ... OK
Starting kernel ...
Linux version 2.6.19-rc4 (root@at9200) (gcc version 4.1.2 20060901 (prerelease) (Debian 4.1.1-13+b1)) #23 Fri Nov 3 02:44:20 MSK 2006
CPU: ARM920T [41129200] revision 0 (ARMv4T), cr=40003177
Machine: Generic AT91RM9200 board
Memory policy: ECC disabled, Data cache writeback
Clocks: CPU 192 MHz, master 64 MHz, main 18.432 MHz
CPU0: D VIVT write-back cache
CPU0: I cache: 16384 bytes, associativity 64, 32 byte lines, 8 sets
CPU0: D cache: 16384 bytes, associativity 64, 32 byte lines, 8 sets
Built 1 zonelists. Total pages: 16256
Kernel command line: root=/dev/mmcblk0p1 mem=64M
AT91: 96 gpio irqs in 3 banks
PID hash table entries: 256 (order: 8, 1024 bytes)
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: 64MB = 64MB total
Memory: 62592KB available (1832K code, 407K data, 76K init)
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
NET: Registered protocol family 16
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
NetWinder Floating Point Emulator V0.97 (double precision)
io scheduler noop registered
io scheduler anticipatory registered (default)
io scheduler deadline registered
io scheduler cfq registered
atmel_usart.0: ttyS0 at MMIO 0xfefff200 (irq = 1) is a ATMEL_SERIAL
atmel_usart.1: ttyS1 at MMIO 0xfffc0000 (irq = 6) is a ATMEL_SERIAL
atmel_usart.2: ttyS2 at MMIO 0xfffc4000 (irq = 7) is a ATMEL_SERIAL
atmel_usart.3: ttyS3 at MMIO 0xfffc8000 (irq = 8) is a ATMEL_SERIAL
atmel_usart.4: ttyS4 at MMIO 0xfffcc000 (irq = 9) is a ATMEL_SERIAL
eth0: Link now 100-FullDuplex
eth0: AT91 ethernet at 0xfefbc000 int=24 100-FullDuplex (00:de:ad:11:22:33)
eth0: Realtek RTL8201(

L PHY
Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
ide: Assuming 50MHz system bus speed for PIO modes; override with idebus=xx
ide-at91rm9200rt: registering channel 0 at c480601c, irq 25
ide-at91rm9200rt: unable to register
mice: PS/2 mouse device common for all mice
at91_rtc at91_rtc: rtc intf: dev (254:0)
at91_rtc at91_rtc: rtc core: registered at91_rtc as rtc0
AT91 Real Time Clock driver.
MMC: 4 wire bus mode not supported by this driver - using 1 wire
mmcblk0: mmc0:0001 509184KiB
mmcblk0:<6>TCP cubic registered
Initializing XFRM netlink socket
NET: Registered protocol family 1
NET: Registered protocol family 17
802.1Q VLAN Support v1.8 Ben Greear <greearb@candelatech.com>
All bugs added by David S. Miller <davem@redhat.com>
at91_rtc at91_rtc: setting the system clock to 2007-08-02 09:24:56 (1186046696)
p1
VFS: Mounted root (ext2 filesystem).
Freeing init memory: 76K
INIT: version 2.86 booting
Setting hostname to 'at9200'...done.
[33m*[39;49m Files under mount point '/dev/pts' will be hidden.
Setting parameters of disc: (none).
Activating swap:.
Will now check root file system:fsck 1.40-WIP (02-Oct-2006)
[/sbin/fsck.ext2 (1) -- /] fsck.ext2 -a -C0 /dev/mmcblk0p1
/dev/mmcblk0p1: clean, 31506/127512 files, 445832/508992 blocks
.
Cleaning up ifupdown....
Loading modules...
All modules loaded.
Loading device-mapper support.
Will now check all file systems.
fsck 1.40-WIP (02-Oct-2006)
Checking all file systems.
Done checking file systems.
A log is being saved in /var/log/fsck/checkfs if that location is writable.
Will now mount local filesystems:.
Will now activate swapfile swap:done.
Cleaning /tmp...done.
Cleaning /var/run...done.
Cleaning /var/lock...done.
Setting up networking....
Configuring network interfaces...eth0: Link now 100-FullDuplex
done.
Setting the system clock again..
System Clock set. Local time: Thu Aug 2 09:25:11 UTC 2007.
Initializing random number generator...done.
INIT: Entering runlevel: 2
Starting system log daemon: syslogd.
Starting kernel log daemon: klogd.
Starting chai-1.2.4: Uniform CAN Interface Driver (unican) v. 5.60: supports CAN-bus-ISA, CAN-bus-MicroPC, CAN-bus-PCI in PeliCAN mode, © 1999-2003 Marathon Ltd.
unican: CAN-bus-QMbus board detected:
first chip SJA1000 at: 0x30000000, Irq 26, channel(minor) 0
second chip SJA1000 at: 0x30000080, Irq 26, channel(minor) 1
unican: total 2 CAN controllers on 1 boards found
OK
Starting internet superserver: inetd.
Starting OpenBSD Secure Shell server: sshd.
ProFTPd is started from inetd/xinetd.
Starting periodic command scheduler: crond.
Running local boot scripts (/etc/rc.local).
Debian GNU/Linux 3.1 at9200 ttyS0
at9200 login: root
Password:
Linux at9200 2.6.19-rc4 #23 Fri Nov 3 02:44:20 MSK 2006 armv4tl
и без проблем причем грузимся и с первого раза даже)). но есть маленькая проблема)) при запуске теста памяти вылетаем напрочь. вот что пишет нам:
root@at9200:/usr/memtester-4.0.7# memtester
memtester version 4.0.7 (32-bit)
Copyright © 2006 Charles Cazabon.
Licensed under the GNU General Public License version 2 (only).
pagesize is 4096
pagesizemask is 0xfffff000
need memory argument, in MB
root@at9200:/usr/memtester-4.0.7# memtester
memtester version 4.0.7 (32-bit)
Copyright © 2006 Charles Cazabon.
Licensed under the GNU General Public License version 2 (only).
pagesize is 4096
pagesizemask is 0xfffff000
need memory argument, in MB
root@at9200:/usr/memtester-4.0.7# memtester 50 1
memtester version 4.0.7 (32-bit)
Copyright © 2006 Charles Cazabon.
Licensed under the GNU General Public License version 2 (only).
pagesize is 4096
pagesizemask is 0xfffff000
want 50MB (52428800 bytes)
got 50MB (52428800 bytes), trying mlock ...locked.
Loop 1/1:
Stuck Address : ok
Random Value : ok
Compare XOR : ok
Compare SUB : ok
Compare MUL : ok
Compare DIV : ok
Compare OR : ok
Compare AND : ok
Sequential Increment: ok
Solid Bits : setting 5)5)mu5)%=mu5)55)AU5)A5)%J}}5)mumu95)5)5)5)5)%IE%E5MY}M5)5)Q5)A5)M5)5)5)5)5)5)A5)
и усе. висим напрочь. Что посоветуете? стоят продольники на линии данных и адреса по 62 ома. может и несмертельно конечно, но хочется просто понять почему падаем напрочь.