1if TTY
2
3config HVC_DRIVER
4	bool
5	help
6	  Generic "hypervisor virtual console" infrastructure for various
7	  hypervisors (pSeries, iSeries, Xen, lguest).
8	  It will automatically be selected if one of the back-end console drivers
9	  is selected.
10
11config HVC_IRQ
12	bool
13
14config HVC_CONSOLE
15	bool "pSeries Hypervisor Virtual Console support"
16	depends on PPC_PSERIES
17	select HVC_DRIVER
18	select HVC_IRQ
19	help
20	  pSeries machines when partitioned support a hypervisor virtual
21	  console. This driver allows each pSeries partition to have a console
22	  which is accessed via the HMC.
23
24config HVC_OLD_HVSI
25	bool "Old driver for pSeries serial port (/dev/hvsi*)"
26	depends on HVC_CONSOLE
27	default n
28
29config HVC_OPAL
30	bool "OPAL Console support"
31	depends on PPC_POWERNV
32	select HVC_DRIVER
33	select HVC_IRQ
34	default y
35	help
36	  PowerNV machines running under OPAL need that driver to get a console
37
38config HVC_RTAS
39	bool "IBM RTAS Console support"
40	depends on PPC_RTAS
41	select HVC_DRIVER
42	help
43	  IBM Console device driver which makes use of RTAS
44
45config HVC_BEAT
46	bool "Toshiba's Beat Hypervisor Console support"
47	depends on PPC_CELLEB
48	select HVC_DRIVER
49	help
50	  Toshiba's Cell Reference Set Beat Console device driver
51
52config HVC_IUCV
53	bool "z/VM IUCV Hypervisor console support (VM only)"
54	depends on S390
55	select HVC_DRIVER
56	select IUCV
57	default y
58	help
59	  This driver provides a Hypervisor console (HVC) back-end to access
60	  a Linux (console) terminal via a z/VM IUCV communication path.
61
62config HVC_XEN
63	bool "Xen Hypervisor Console support"
64	depends on XEN
65	select HVC_DRIVER
66	select HVC_IRQ
67	default y
68	help
69	  Xen virtual console device driver
70
71config HVC_XEN_FRONTEND
72	bool "Xen Hypervisor Multiple Consoles support"
73	depends on HVC_XEN
74	select XEN_XENBUS_FRONTEND
75	default y
76	help
77	  Xen driver for secondary virtual consoles
78
79config HVC_UDBG
80       bool "udbg based fake hypervisor console"
81       depends on PPC
82       select HVC_DRIVER
83       default n
84       help
85         This is meant to be used during HW bring up or debugging when
86	 no other console mechanism exist but udbg, to get you a quick
87	 console for userspace. Do NOT enable in production kernels. 
88
89config HVC_DCC
90       bool "ARM JTAG DCC console"
91       depends on ARM
92       select HVC_DRIVER
93       help
94         This console uses the JTAG DCC on ARM to create a console under the HVC
95	 driver. This console is used through a JTAG only on ARM. If you don't have
96	 a JTAG then you probably don't want this option.
97
98config HVC_BFIN_JTAG
99	bool "Blackfin JTAG console"
100	depends on BLACKFIN
101	select HVC_DRIVER
102	help
103	 This console uses the Blackfin JTAG to create a console under the
104	 the HVC driver.  If you don't have JTAG, then you probably don't
105	 want this option.
106
107config HVCS
108	tristate "IBM Hypervisor Virtual Console Server support"
109	depends on PPC_PSERIES && HVC_CONSOLE
110	help
111	  Partitionable IBM Power5 ppc64 machines allow hosting of
112	  firmware virtual consoles from one Linux partition by
113	  another Linux partition.  This driver allows console data
114	  from Linux partitions to be accessed through TTY device
115	  interfaces in the device tree of a Linux partition running
116	  this driver.
117
118	  To compile this driver as a module, choose M here: the
119	  module will be called hvcs.  Additionally, this module
120	  will depend on arch specific APIs exported from hvcserver.ko
121	  which will also be compiled when this driver is built as a
122	  module.
123
124endif # TTY
125