diff options
Diffstat (limited to 'sys/amd64/conf')
-rw-r--r-- | sys/amd64/conf/NOTES | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/sys/amd64/conf/NOTES b/sys/amd64/conf/NOTES index d51427c..d2d57f0 100644 --- a/sys/amd64/conf/NOTES +++ b/sys/amd64/conf/NOTES @@ -101,6 +101,44 @@ options CLK_USE_I8254_CALIBRATION ##################################################################### # MISCELLANEOUS DEVICES AND OPTIONS +# +# sio: serial ports (see sio(4)), including support for various +# PC Card devices, such as Modem and NICs (see etc/defaults/pccard.conf) +# +device sio +hint.sio.0.at="isa" +hint.sio.0.port="0x3F8" +hint.sio.0.flags="0x10" +hint.sio.0.irq="4" + +# `flags' specific to sio(4). +# 0x10 enable console support for this unit. Other console flags +# (if applicable) are ignored unless this is set. Enabling +# console support does not make the unit the preferred console. +# Boot with -h or set boot_serial=YES in the loader. For sio(4) +# specifically, the 0x20 flag can also be set (see above). +# Currently, at most one unit can have console support; the +# first one (in config file order) with this flag set is +# preferred. Setting this flag for sio0 gives the old behaviour. +# 0x20 force this unit to be the console (unless there is another +# higher priority console). This replaces the COMCONSOLE option. +# 0x40 reserve this unit for low level console operations. Do not +# access the device in any normal way. +# 0x80 use this port for serial line gdb support in ddb. Also known +# as debug port. +# PnP `flags' +# 0x1 disable probing of this device. Used to prevent your modem +# from being attached as a PnP modem. +# Other flags for sio that aren't documented in the man page. +# 0x20000 enable hardware RTS/CTS and larger FIFOs. Only works for +# ST16650A-compatible UARTs. + +# Options for sio: +options COM_ESP # Code for Hayes ESP. +options COM_MULTIPORT # Code for some cards with shared IRQs. +options CONSPEED=115200 # Speed for serial console + # (default 9600). + device speaker #Play IBM BASIC-style noises out your speaker hint.speaker.0.at="isa" hint.speaker.0.port="0x61" |