Re: ethtool documentation

[Randy.Dunlap]

Abraham vd Merwe <[e-mail]> wrote:
| What is the difference between the supported and advertising fields?
| What is MII? (as in the SUPPORTED_MII feature?).

MII:  (is this a serious question ?):
[from a National Semi. ethernet repeater design Application Note]
The Medium Independent Interface, as specified in the IEEE 802.3u/D5.3
standard, is designed to support the PHY/MAC interface.

| > ETHTOOL_GEEPROM
| > ETHTOOL_SEEPROM
| >
| >   Get/set EEPROM data.  These commands expect a 'struct ethtool_eeprom
| >   *'
| >   argument.  This struct has a magic number, an offset and length
| >   pair, and a
| >   data field.  If the offset+length are longer than the maximum size,
| >   the extra is silently ignored.
|
| Wouldn't it have been better to make this 'n character device which can
| be read from / written to just like a normal file (/dev/nvram-like
| interface) -
| that way applications can actually use unused eeprom space.

I wouldn't care for this.  There's nothing 'normal' about this
EEPROM space, and apps generally won't know where there might be
some 'unused eeprom space'.

-- 
~Randy