drivers/s390/char/Kconfig

   1 # SPDX-License-Identifier: GPL-2.0
   2 comment "S/390 character device drivers"
   3         depends on S390
   4
   5 config 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
  12 config 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
  19 config 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
  26 config 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
  34 config 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
  41 config 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
  49 config CCW_CONSOLE
  50         def_bool y if TN3215_CONSOLE || TN3270_CONSOLE
  51
  52 config 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
  59 config 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
  67 config 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
  74 config 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
  82 config SCLP_ASYNC
  83         def_tristate m
  84         prompt "Support for Call Home via Asynchronous SCLP Records"
  85         depends on S390
  86         help
  87           This option enables the call home function, which is able to inform
  88           the service element and connected organisations about a kernel panic.
  89           You should only select this option if you know what you are doing,
  90           want for inform other people about your kernel panics,
  91           need this feature and intend to run your kernel in LPAR.
  92
  93 config SCLP_ASYNC_ID
  94        string "Component ID for Call Home"
  95        depends on SCLP_ASYNC
  96        default "000000000"
  97        help
  98          The Component ID for Call Home is used to identify the correct
  99          problem reporting queue the call home records should be sent to.
 100
 101          If your are unsure, please use the default value "000000000".
 102
 103 config HMC_DRV
 104         def_tristate m
 105         prompt "Support for file transfers from HMC drive CD/DVD-ROM"
 106         depends on S390
 107         select CRC16
 108         help
 109           This option enables support for file transfers from a Hardware
 110           Management Console (HMC) drive CD/DVD-ROM. It is available as a
 111           module, called 'hmcdrv', and also as kernel built-in. There is one
 112           optional parameter for this module: cachesize=N, which modifies the
 113           transfer cache size from it's default value 0.5MB to N bytes. If N
 114           is zero, then no caching is performed.
 115
 116 config SCLP_OFB
 117         def_bool n
 118         prompt "Support for Open-for-Business SCLP Event"
 119         depends on S390
 120         help
 121           This option enables the Open-for-Business interface to the s390
 122           Service Element.
 123
 124 config S390_TAPE
 125         def_tristate m
 126         prompt "S/390 tape device support"
 127         depends on CCW
 128         help
 129           Select this option if you want to access channel-attached tape
 130           devices on IBM S/390 or zSeries.
 131           If you select this option you will also want to select at
 132           least one of the tape interface options and one of the tape
 133           hardware options in order to access a tape device.
 134           This option is also available as a module. The module will be
 135           called tape390 and include all selected interfaces and
 136           hardware drivers.
 137
 138 comment "S/390 tape hardware support"
 139         depends on S390_TAPE
 140
 141 config S390_TAPE_34XX
 142         def_tristate m
 143         prompt "Support for 3480/3490 tape hardware"
 144         depends on S390_TAPE
 145         help
 146           Select this option if you want to access IBM 3480/3490 magnetic
 147           tape subsystems and 100% compatibles.
 148           It is safe to say "Y" here.
 149
 150 config S390_TAPE_3590
 151         def_tristate m
 152         prompt "Support for 3590 tape hardware"
 153         depends on S390_TAPE
 154         help
 155           Select this option if you want to access IBM 3590 magnetic
 156           tape subsystems and 100% compatibles.
 157           It is safe to say "Y" here.
 158
 159 config VMLOGRDR
 160         def_tristate m
 161         prompt "Support for the z/VM recording system services (VM only)"
 162         depends on IUCV
 163         help
 164           Select this option if you want to be able to receive records collected
 165           by the z/VM recording system services, eg. from *LOGREC, *ACCOUNT or
 166           *SYMPTOM.
 167           This driver depends on the IUCV support driver.
 168
 169 config VMCP
 170         def_bool y
 171         prompt "Support for the z/VM CP interface"
 172         depends on S390
 173         select CMA
 174         help
 175           Select this option if you want to be able to interact with the control
 176           program on z/VM
 177
 178 config VMCP_CMA_SIZE
 179         int "Memory in MiB reserved for z/VM CP interface"
 180         default "4"
 181         depends on VMCP
 182         help
 183           Specify the default amount of memory in MiB reserved for the z/VM CP
 184           interface. If needed this memory is used for large contiguous memory
 185           allocations. The default can be changed with the kernel command line
 186           parameter "vmcp_cma".
 187
 188 config MONREADER
 189         def_tristate m
 190         prompt "API for reading z/VM monitor service records"
 191         depends on IUCV
 192         help
 193           Character device driver for reading z/VM monitor service records
 194
 195 config MONWRITER
 196         def_tristate m
 197         prompt "API for writing z/VM monitor service records"
 198         depends on S390
 199         help
 200           Character device driver for writing z/VM monitor service records
 201
 202 config S390_VMUR
 203         def_tristate m
 204         prompt "z/VM unit record device driver"
 205         depends on S390
 206         help
 207           Character device driver for z/VM reader, puncher and printer.
 208