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Diffstat (limited to 'board/freescale/p1010rdb/readme.txt')
-rw-r--r-- | board/freescale/p1010rdb/readme.txt | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/board/freescale/p1010rdb/readme.txt b/board/freescale/p1010rdb/readme.txt new file mode 100644 index 000000000..96293b7f3 --- /dev/null +++ b/board/freescale/p1010rdb/readme.txt @@ -0,0 +1,63 @@ + +******************** WARNING ******************** +The compiled U-Boot binary is intended for NOR flash only! +It won't work for NAND or SPI and will brick those bootloaders! + +Also don't go playing around with different U-boot versions or flash targets +unless you've got the necessary hardware and/or know-how to unbrick your kit. + +2012.10 is known good for NOR, but BAD for NAND and SPI. +******************** WARNING ******************** + +You'll need to program the files created by buildroot into the flash. +The fast way is to tftp transfer the files via one of the network interfaces. + +Alternatively you can transfer the files via serial console with an Ymodem +file transfer from your terminal program by using a "loady" command +from the u-boot prompt instead of the "tftp ..." commands stated below. +Beware that serial console file transfers are quite slow! + +Remember to set the P1010RDB switches to NOR boot if you want to use +your newly built U-Boot. + +1. Program the new U-Boot binary to NOR flash (optional) + If you don't feel confident upgrading your bootloader then don't do it, + it's unnecessary most of the time. + + => tftp $loadaddr u-boot.bin + => protect off 0xeff80000 +$filesize + => erase 0xeff80000 +$filesize + => cp.b $loadaddr 0xeff80000 $filesize + +2. Program the DTB to NOR flash + + => tftp $loadaddr p1010rdb.dtb + => erase 0xee000000 +$filesize + => cp.b $loadaddr 0xee000000 $filesize + +3. Program the kernel to NOR flash + + => tftp $loadaddr uImage + => erase 0xee080000 +$filesize + => cp.b $loadaddr 0xee080000 $filesize + +4. Program the root filesystem to NOR flash + + => tftp $loadaddr rootfs.jffs2 + => erase 0xee800000 0xeff5ffff + => cp.b $loadaddr 0xee800000 $filesize + +5. Booting your new system + + => setenv norboot 'setenv bootargs root=/dev/mtdblock2 rootfstype=jffs2 console=$consoledev,$baudrate;bootm 0xee080000 - 0xee000000' + + If you want to set this boot option as default: + + => setenv bootcmd 'run norboot' + => saveenv + + ...or for a single boot: + + => run norboot + + You can login with user "root". |