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dch,2005\07\03 13:50:17,2960 bytes

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EVM9200 (AT91RM9200) support for uClinux

EVM9200 (AT91RM9200) support for uClinux http://www.ucrouter.ru/download/EVM9200-uClinux-20041215.patch.tgz 1. Copy & Unpack uClinux distributive to opt cp uClinux-dist-20041215.tar.bz2 /opt cd /opt tar -xjvf ./uClinux-dist-20041215.tar.bz2 2. Copy & Unpack Atmel Linux kernel to uClinux tree cp linux-2.4.19-rmk7.tar.gz /opt/uClinux-dist cd /opt/uClinux-dist tar -xzvf linux-2.4.19-rmk7.tar.gz 3. Copy & apply EVM9200 support for linux-2.4.19-rmk7 cp linux-2.4.19-rmk7-EVM9200.patch /opt/uClinux-dist cd /opt/uClinux-dist cat ./linux-2.4.19-rmk7-EVM9200.patch | patch -p0 ln -s /opt/uClinux-dist/linux-2.4.19-rmk7 /opt/uClinux-dist/linux-2.4.19.rmk7.x 4. Copy & Apply EVM9200 support for uClinux cp EVM9200-uClinux-20041215.patch /opt cd ./opt cat ./EVM9200-uClinux-20041215.patch | patch -p0 5. Configure linux-2.4.19-rmk7 & uClinux user applications type: make menuconfig From main menu select item: 'Vendor/Product Selection' Then from 'Vendor/Product Selection' dialog Select Vendor: '(Atmel) Vendor' Select Product: '(EVM9200)' Return to main menu. From main menu select item:'Kernel/Library/Default Selection' Then from 'Kernel/Library/Default Selection' dialog Select kernel version:(linux-2.4.19-rmk7.x) and Libc Version : (glibc) Return to main menu. Select "Exit" to exit from 'make menuconfig' utility. 6. Compile linux-2.4.19-rmk7 & uClinux user applications type: make dep 2>&1 | tee make_dep.out make | tee make.out files appear: /opt/uClinux-dist/images/ucImage /opt/uClinux-dist/images/ucInitrd 7. Update kernel image via u-boot. u-boot>tftpboot 20800000 ucImage u-boot>protect off 10020000 100BFFFF u-boot>erase 10020000 100BFFFF u-boot>cp.b 20800000 10020000 9FFFF where: u-boot> - u-boot prompt tftpboot - u-boot load file via tftp protocol command 20800000 - SDRAM load address ucImage - linux kernel image uImage must be located at the host tftp server download directory (Linux host) /tftpboot protect - u-boot flash protect on/off command off - disable protection 10020000 - start flash address 100BFFFF - end flash address erase - u-boot flash erase command 10020000 - start flash erase address 100BFFFF - end flash erase address cp.b - u-boot byte copy command 20800000 - SDRAM source address 10020000 - flash destination address 9FFFF - bytes copy 8. Update linux initrd via u-boot tftp. u-boot>tftpboot 20800000 ucInitrd u-boot>erase 100C0000 101EFFFF u-boot>cp.b 20800000 100C0000 12FFFF 9. Set u-boot environment variables. for 32Mb SDRAM: u-boot>setenv bootargs root=/dev/ram rw initrd=0x20800000,0x400000 ramdisk_size=8000 console=ttyS0,115200 mem=32M or for 16Mb SDRAM: u-boot>setenv bootargs root=/dev/ram rw initrd=0x20800000,0x400000 ramdisk_size=8000 console=ttyS0,115200 mem=16M u-boot>bootcmd bootm 10020000 100C0000 u-boot>saveenv 10. Reboot target. Best Regards, Dmitriy Ckerkashin

EVM9200 (AT91RM9200) support for uClinux - dch, 2005\07\03 13:50:17, 2960 bytes

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