1config HVC_DRIVER 2 bool 3 help 4 Generic "hypervisor virtual console" infrastructure for various 5 hypervisors (pSeries, iSeries, Xen, lguest). 6 It will automatically be selected if one of the back-end console drivers 7 is selected. 8 9config HVC_IRQ 10 bool 11 12config HVC_CONSOLE 13 bool "pSeries Hypervisor Virtual Console support" 14 depends on PPC_PSERIES 15 select HVC_DRIVER 16 select HVC_IRQ 17 help 18 pSeries machines when partitioned support a hypervisor virtual 19 console. This driver allows each pSeries partition to have a console 20 which is accessed via the HMC. 21 22config HVC_OLD_HVSI 23 bool "Old driver for pSeries serial port (/dev/hvsi*)" 24 depends on HVC_CONSOLE 25 default n 26 27config HVC_OPAL 28 bool "OPAL Console support" 29 depends on PPC_POWERNV 30 select HVC_DRIVER 31 select HVC_IRQ 32 default y 33 help 34 PowerNV machines running under OPAL need that driver to get a console 35 36config HVC_RTAS 37 bool "IBM RTAS Console support" 38 depends on PPC_RTAS 39 select HVC_DRIVER 40 help 41 IBM Console device driver which makes use of RTAS 42 43config HVC_BEAT 44 bool "Toshiba's Beat Hypervisor Console support" 45 depends on PPC_CELLEB 46 select HVC_DRIVER 47 help 48 Toshiba's Cell Reference Set Beat Console device driver 49 50config HVC_IUCV 51 bool "z/VM IUCV Hypervisor console support (VM only)" 52 depends on S390 53 select HVC_DRIVER 54 select IUCV 55 default y 56 help 57 This driver provides a Hypervisor console (HVC) back-end to access 58 a Linux (console) terminal via a z/VM IUCV communication path. 59 60config HVC_XEN 61 bool "Xen Hypervisor Console support" 62 depends on XEN 63 select HVC_DRIVER 64 select HVC_IRQ 65 default y 66 help 67 Xen virtual console device driver 68 69config HVC_XEN_FRONTEND 70 bool "Xen Hypervisor Multiple Consoles support" 71 depends on HVC_XEN 72 select XEN_XENBUS_FRONTEND 73 default y 74 help 75 Xen driver for secondary virtual consoles 76 77config HVC_UDBG 78 bool "udbg based fake hypervisor console" 79 depends on PPC && EXPERIMENTAL 80 select HVC_DRIVER 81 default n 82 help 83 This is meant to be used during HW bring up or debugging when 84 no other console mechanism exist but udbg, to get you a quick 85 console for userspace. Do NOT enable in production kernels. 86 87config HVC_DCC 88 bool "ARM JTAG DCC console" 89 depends on ARM 90 select HVC_DRIVER 91 help 92 This console uses the JTAG DCC on ARM to create a console under the HVC 93 driver. This console is used through a JTAG only on ARM. If you don't have 94 a JTAG then you probably don't want this option. 95 96config HVC_BFIN_JTAG 97 bool "Blackfin JTAG console" 98 depends on BLACKFIN 99 select HVC_DRIVER 100 help 101 This console uses the Blackfin JTAG to create a console under the 102 the HVC driver. If you don't have JTAG, then you probably don't 103 want this option. 104 105config HVCS 106 tristate "IBM Hypervisor Virtual Console Server support" 107 depends on PPC_PSERIES && HVC_CONSOLE 108 help 109 Partitionable IBM Power5 ppc64 machines allow hosting of 110 firmware virtual consoles from one Linux partition by 111 another Linux partition. This driver allows console data 112 from Linux partitions to be accessed through TTY device 113 interfaces in the device tree of a Linux partition running 114 this driver. 115 116 To compile this driver as a module, choose M here: the 117 module will be called hvcs. Additionally, this module 118 will depend on arch specific APIs exported from hvcserver.ko 119 which will also be compiled when this driver is built as a 120 module. 121 122