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usbnet(9): Clarify how mii functions are used.

This commit is contained in:
riastradh 2022-08-20 23:50:41 +00:00
parent d7bf4bed69
commit c920c1ea70
1 changed files with 8 additions and 8 deletions
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16
share/man/man9/usbnet.9
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@ -1,4 +1,4 @@
.\" $NetBSD: usbnet.9,v 1.19 2022/08/20 14:08:59 riastradh Exp $
.\" $NetBSD: usbnet.9,v 1.20 2022/08/20 23:50:41 riastradh Exp $
.\"
.\" Copyright (c) 2019 Matthew R. Green
.\" All rights reserved.
@ -403,29 +403,29 @@ when bringing the interface up.
.It Ft int Fn (*uno_read_reg) "struct usbnet *un" "int phy" "int reg" "uint16_t *val"
Read MII register.
Required with MII.
Serialized with other MII functions, and with
Serialized with other MII functions, and only called after
.Dq uno_init
and
and before
.Dq uno_stop .
.It Ft int Fn (*uno_write_reg) "struct usbnet *un" "int phy" "int reg" "uint16_t val"
Write MII register.
Required with MII.
Serialized with other MII functions, and with
Serialized with other MII functions, and only called after
.Dq uno_init
and
and before
.Dq uno_stop .
.It Ft usbd_status Fn (*uno_statchg) "struct ifnet *ifp"
Handle MII status change.
Required with MII.
Serialized with other MII functions, and with
Serialized with other MII functions, and only called after
.Dq uno_init
and
and before
.Dq uno_stop .
.It Ft unsigned Fn (*uno_tx_prepare) "struct usbnet *un" "struct mbuf *m" "struct usbnet_chain *c"
Prepare an mbuf for transmit.
Required.
Called sequentially between, and not during,
.Dq uno_init .
.Dq uno_init
and
.Dq uno_stop .
.It Ft void Fn (*uno_rx_loop) "struct usbnet *un" "struct usbnet_chain *c" "uint32_t total_len"