1# SPDX-License-Identifier: GPL-2.0 2comment "S/390 character device drivers" 3 depends on S390 4 5config TN3270 6 def_tristate y 7 prompt "Support for locally attached 3270 terminals" 8 depends on CCW 9 help 10 Include support for IBM 3270 terminals. 11 12config TN3270_TTY 13 def_tristate y 14 prompt "Support for tty input/output on 3270 terminals" 15 depends on TN3270 && TTY 16 help 17 Include support for using an IBM 3270 terminal as a Linux tty. 18 19config TN3270_FS 20 def_tristate m 21 prompt "Support for fullscreen applications on 3270 terminals" 22 depends on TN3270 23 help 24 Include support for fullscreen applications on an IBM 3270 terminal. 25 26config TN3270_CONSOLE 27 def_bool y 28 prompt "Support for console on 3270 terminal" 29 depends on TN3270=y && TN3270_TTY=y 30 help 31 Include support for using an IBM 3270 terminal as a Linux system 32 console. Available only if 3270 support is compiled in statically. 33 34config TN3215 35 def_bool y 36 prompt "Support for 3215 line mode terminal" 37 depends on CCW && TTY 38 help 39 Include support for IBM 3215 line-mode terminals. 40 41config TN3215_CONSOLE 42 def_bool y 43 prompt "Support for console on 3215 line mode terminal" 44 depends on TN3215 45 help 46 Include support for using an IBM 3215 line-mode terminal as a 47 Linux system console. 48 49config CCW_CONSOLE 50 def_bool y if TN3215_CONSOLE || TN3270_CONSOLE 51 52config SCLP_TTY 53 def_bool y 54 prompt "Support for SCLP line mode terminal" 55 depends on S390 && TTY 56 help 57 Include support for IBM SCLP line-mode terminals. 58 59config SCLP_CONSOLE 60 def_bool y 61 prompt "Support for console on SCLP line mode terminal" 62 depends on SCLP_TTY 63 help 64 Include support for using an IBM HWC line-mode terminal as the Linux 65 system console. 66 67config SCLP_VT220_TTY 68 def_bool y 69 prompt "Support for SCLP VT220-compatible terminal" 70 depends on S390 && TTY 71 help 72 Include support for an IBM SCLP VT220-compatible terminal. 73 74config SCLP_VT220_CONSOLE 75 def_bool y 76 prompt "Support for console on SCLP VT220-compatible terminal" 77 depends on SCLP_VT220_TTY 78 help 79 Include support for using an IBM SCLP VT220-compatible terminal as a 80 Linux system console. 81 82config HMC_DRV 83 def_tristate m 84 prompt "Support for file transfers from HMC drive CD/DVD-ROM" 85 depends on S390 86 select CRC16 87 help 88 This option enables support for file transfers from a Hardware 89 Management Console (HMC) drive CD/DVD-ROM. It is available as a 90 module, called 'hmcdrv', and also as kernel built-in. There is one 91 optional parameter for this module: cachesize=N, which modifies the 92 transfer cache size from its default value 0.5MB to N bytes. If N 93 is zero, then no caching is performed. 94 95config SCLP_OFB 96 def_bool n 97 prompt "Support for Open-for-Business SCLP Event" 98 depends on S390 99 help 100 This option enables the Open-for-Business interface to the s390 101 Service Element. 102 103config S390_UV_UAPI 104 def_tristate m 105 prompt "Ultravisor userspace API" 106 depends on S390 107 help 108 Selecting exposes parts of the UV interface to userspace 109 by providing a misc character device at /dev/uv. 110 Using IOCTLs one can interact with the UV. 111 The device is only available if the Ultravisor 112 Facility (158) is present. 113 114config S390_TAPE 115 def_tristate m 116 prompt "S/390 tape device support" 117 depends on CCW 118 help 119 Select this option if you want to access channel-attached tape 120 devices on IBM S/390 or zSeries. 121 If you select this option you will also want to select at 122 least one of the tape interface options and one of the tape 123 hardware options in order to access a tape device. 124 This option is also available as a module. The module will be 125 called tape390 and include all selected interfaces and 126 hardware drivers. 127 128comment "S/390 tape hardware support" 129 depends on S390_TAPE 130 131config S390_TAPE_34XX 132 def_tristate m 133 prompt "Support for 3480/3490 tape hardware" 134 depends on S390_TAPE 135 help 136 Select this option if you want to access IBM 3480/3490 magnetic 137 tape subsystems and 100% compatibles. 138 It is safe to say "Y" here. 139 140config S390_TAPE_3590 141 def_tristate m 142 prompt "Support for 3590 tape hardware" 143 depends on S390_TAPE 144 help 145 Select this option if you want to access IBM 3590 magnetic 146 tape subsystems and 100% compatibles. 147 It is safe to say "Y" here. 148 149config VMLOGRDR 150 def_tristate m 151 prompt "Support for the z/VM recording system services (VM only)" 152 depends on IUCV 153 help 154 Select this option if you want to be able to receive records collected 155 by the z/VM recording system services, eg. from *LOGREC, *ACCOUNT or 156 *SYMPTOM. 157 This driver depends on the IUCV support driver. 158 159config VMCP 160 def_bool y 161 prompt "Support for the z/VM CP interface" 162 depends on S390 163 select CMA 164 help 165 Select this option if you want to be able to interact with the control 166 program on z/VM 167 168config VMCP_CMA_SIZE 169 int "Memory in MiB reserved for z/VM CP interface" 170 default "4" 171 depends on VMCP 172 help 173 Specify the default amount of memory in MiB reserved for the z/VM CP 174 interface. If needed this memory is used for large contiguous memory 175 allocations. The default can be changed with the kernel command line 176 parameter "vmcp_cma". 177 178config MONREADER 179 def_tristate m 180 prompt "API for reading z/VM monitor service records" 181 depends on IUCV 182 help 183 Character device driver for reading z/VM monitor service records 184 185config MONWRITER 186 def_tristate m 187 prompt "API for writing z/VM monitor service records" 188 depends on S390 189 help 190 Character device driver for writing z/VM monitor service records 191 192config S390_VMUR 193 def_tristate m 194 prompt "z/VM unit record device driver" 195 depends on S390 196 help 197 Character device driver for z/VM reader, puncher and printer. 198