The adapter is broken or the bus is hung. Reboot. Also, if an algo_bit adapter, rmmod i2c-algo-bit and then insmod i2c-algo-bit bit_test=1. Perhaps error handling in whatever adapter you are using could be improved. Jean Delvare wrote: > > Hi everybody, > > I have come accross a very strange i2cdetect output. The machine is a > Sony Vaio GR114EK. > > 0 1 2 3 4 5 6 7 8 9 a b c d e f > 00: 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f > 10: 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f > 20: 20 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f > 30: 30 31 32 33 34 35 36 37 38 39 3a 3b 3c 3d 3e 3f > 40: 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f > 50: 50 51 52 53 54 55 56 57 58 59 5a 5b 5c 5d 5e 5f > 60: 60 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f > 70: 70 71 72 73 74 75 76 77 78 79 7a 7b 7c 7d 7e 7f > > Tricky, heh? Every address of the I2C bus pretends to contain a chip. > Has someone ever seen something like this? Is there something we should > do to prevent this? I've to admit I'm puzzled on this one. > > -- > Jean Delvare > http://www.ensicaen.ismra.fr/~delvare/
