From 163de4a1f0ce4d3b396ea59243959c9591059900 Mon Sep 17 00:00:00 2001 From: Edward Tomasz Napierala Date: Thu, 26 Apr 2018 17:34:53 +0000 Subject: [PATCH] Clarify which USB specs are supported by cdce(4) and umodem(4). Discussed with: hselasky@ MFC after: 2 weeks Sponsored by: The FreeBSD Foundation --- share/man/man4/cdce.4 | 6 ++++-- share/man/man4/umodem.4 | 9 +++++---- 2 files changed, 9 insertions(+), 6 deletions(-) diff --git a/share/man/man4/cdce.4 b/share/man/man4/cdce.4 index 4b5b4787e584..6384eecc97ad 100644 --- a/share/man/man4/cdce.4 +++ b/share/man/man4/cdce.4 @@ -33,7 +33,7 @@ .Os .Sh NAME .Nm cdce -.Nd "USB Communication Device Class Ethernet driver" +.Nd "USB Communication Device Class Ethernet (CDC ECM/NCM) driver" .Sh SYNOPSIS To compile this driver into the kernel, place the following lines in your @@ -58,7 +58,9 @@ The .Nm driver provides support for USB Host-to-Host (aka USB-to-USB) and USB-to-Ethernet bridges based on the USB Communication Device Class -(CDC) and Ethernet subclass. +Ethernet Control Model (CDC ECM) and Network Control Model (CDC NCM) +specifications. +It also provides device-level CDC ECM support. .Pp The USB bridge appears as a regular network interface on both sides, transporting Ethernet frames. diff --git a/share/man/man4/umodem.4 b/share/man/man4/umodem.4 index 89dc0a3fba5b..81213dfb14d0 100644 --- a/share/man/man4/umodem.4 +++ b/share/man/man4/umodem.4 @@ -34,7 +34,7 @@ .Os .Sh NAME .Nm umodem -.Nd USB modem support +.Nd USB Communication Device Class serial (CDC ACM) driver .Sh SYNOPSIS To compile this driver into the kernel, place the following lines in your @@ -54,9 +54,10 @@ umodem_load="YES" .Sh DESCRIPTION The .Nm -driver provides support for USB modems in the Communication -Device Class using the Abstract Control Model. -These modems are basically standard serial line modems, but they are +driver provides support for USB modems and serial devices that +implement the Communication Device Class Abstract Control Model (CDC ACM). +It also implement device-side CDC ACM support. +Supported modems are basically standard serial line modems, but they are accessed via USB instead. They support a regular AT command set. The commands can either be multiplexed with the data stream