33 lines · plain
1# SPDX-License-Identifier: GPL-2.0-only2config ISDN_CAPI3 def_bool ISDN && BT4 help5 This provides CAPI (the Common ISDN Application Programming6 Interface) Version 2.0, a standard making it easy for programs to7 access ISDN hardware in a device independent way. (For details see8 <https://www.capi.org/>.) CAPI supports making and accepting voice9 and data connections, controlling call options and protocols,10 as well as ISDN supplementary services like call forwarding or11 three-party conferences (if supported by the specific hardware12 driver).13 14 This subsystem requires a hardware specific driver.15 See CONFIG_BT_CMTP for the last remaining regular driver16 in the kernel that uses the CAPI subsystem.17 18config CAPI_TRACE19 def_bool BT_CMTP20 help21 If you say Y here, the kernelcapi driver can make verbose traces22 of CAPI messages. This feature can be enabled/disabled via IOCTL for23 every controller (default disabled).24 25config ISDN_CAPI_MIDDLEWARE26 def_bool BT_CMTP && TTY27 help28 This option will enhance the capabilities of the /dev/capi2029 interface. It will provide a means of moving a data connection,30 established via the usual /dev/capi20 interface to a special tty31 device. If you want to use pppd with pppdcapiplugin to dial up to32 your ISP, say Y here.33