Likely some of your basic initialization is wrong or incomplete: - Are cache(s) enabled? - Is the memory system initialization correct (wait states)? - Is the CPU clock tunable (and does it run at full speed)?
Also get the source code of the stock redboot for your board to see what they have done. Best, Kurt -----Original Message----- From: ecos-discuss-ow...@ecos.sourceware.org [mailto:ecos-discuss-ow...@ecos.sourceware.org] On Behalf Of linux.chips Sent: Thursday, January 05, 2012 2:08 AM To: ecos-discuss@ecos.sourceware.org Subject: [ECOS] reboot is slow hi i have rebuilt redboot successfully (RAM and ROM versions), every thing works fine but slow, very slow. the board is ap48 (a ubnt nanostation 5, which i like to customize), it has a stock redboot wich runs much faster than what i have built !!! for example pinging the board (running stock redboot) replys in about 4 ms average while pinging with my redboot is about 30 ms. decompressing a lzma image takes forever (10+ minutes) !!! the stock redboot decompresses it under 5 seconds. running from ram or flash dose not make that deference. loading files from tftp also very slow about 10 kBps i took the code and patches from dd-wrt microredboot more info about the broard: cpu: mips 4kc 180 MHz rom: 4 MB ram: 16 MB what can i do to figure out the root of the problem??? any help is appreciated. thanks in advance regards -- Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss -- Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss
