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Diffstat (limited to 'usr/src/man/man9e/mac.9e')
| -rw-r--r-- | usr/src/man/man9e/mac.9e | 54 |
1 files changed, 53 insertions, 1 deletions
diff --git a/usr/src/man/man9e/mac.9e b/usr/src/man/man9e/mac.9e index ffeea417ca..3a3f2ae90a 100644 --- a/usr/src/man/man9e/mac.9e +++ b/usr/src/man/man9e/mac.9e @@ -10,8 +10,9 @@ .\" .\" .\" Copyright 2019 Joyent, Inc. +.\" Copyright 2020 RackTop Systems, Inc. .\" -.Dd July 22, 2019 +.Dd May 11, 2020 .Dt MAC 9E .Os .Sh NAME @@ -890,6 +891,57 @@ it has configured the device, not what the device has actually negotiated. When setting the property, it should update the hardware and allow the link to potentially perform auto-negotiation again. +.It Sy MAC_PROP_EN_FEC_CAP +.Bd -filled -compact +Type: +.Sy link_fec_t | +Permissions: +.Sy Read/Write +.Ed +.Pp +The +.Sy MAC_PROP_EN_FEC_CAP +property indicates which Forward Error Correction (FEC) code is advertised +by the device. +.Pp +The +.Sy link_fec_t +is an enumeration that may be a combination of the following bit values: +.Bl -tag -width Ds +.It Sy LINK_FEC_NONE +No FEC over the link. +.It Sy LINK_FEC_AUTO +The FEC coding to use is auto-negotiated, +.Sy LINK_FEC_AUTO +cannot be set along with any of the other values. +This is the default setting the device driver should use. +.It Sy LINK_FEC_RS +The link may use Reed-Solomon FEC coding. +.It Sy LINK_FEC_BASE_R +The link may use Base-R coding, also common referred to as FireCode. +.El +.Pp +When setting the property, it should update the hardware with the requested, or +combination of requested codings. +If a particular combination of codings is not supported by the hardware, +the device driver should return +.Er EINVAL . +When retrieving this property, the device driver should return the current +value of the property. +.It Sy MAC_PROP_ADV_FEC_CAP +.Bd -filled -compact +Type: +.Sy link_fec_t | +Permissions: +.Sy Read-Only +.Ed +.Pp +The +.Sy MAC_PROP_ADV_FEC_CAP +has the same values as +.Sy MAC_PROP_EN_FEC_CAP . +The property indicates which Forward Error Correction (FEC) code has been +negotiated over the link. .El .Pp The remaining properties are all about various auto-negotiation link |