Geert Uytterhoeven | 7fa38e7 | 2011-07-25 17:12:48 -0700 | [diff] [blame] | 1 | mainmenu "User Mode Linux/$SUBARCH $KERNELVERSION Kernel Configuration" |
| 2 | |
Al Viro | 61bee20 | 2008-08-25 04:51:27 -0400 | [diff] [blame] | 3 | source "arch/um/Kconfig.common" |
| 4 | |
| 5 | menu "UML-specific options" |
| 6 | |
Paolo 'Blaisorblade' Giarrusso | 8597737 | 2005-11-13 16:07:06 -0800 | [diff] [blame] | 7 | menu "Host processor type and features" |
| 8 | |
Al Viro | 7a78a17 | 2007-10-29 04:34:31 +0000 | [diff] [blame] | 9 | source "arch/x86/Kconfig.cpu" |
Paolo 'Blaisorblade' Giarrusso | 8597737 | 2005-11-13 16:07:06 -0800 | [diff] [blame] | 10 | |
| 11 | endmenu |
| 12 | |
Paolo 'Blaisorblade' Giarrusso | c45166be3 | 2005-05-01 08:58:54 -0700 | [diff] [blame] | 13 | config UML_X86 |
Jeff Dike | 54d67ee | 2007-12-01 12:16:28 -0800 | [diff] [blame] | 14 | def_bool y |
Jan Beulich | c49aa5b | 2011-03-08 09:24:26 +0000 | [diff] [blame] | 15 | select GENERIC_FIND_FIRST_BIT |
Al Viro | 1f02ab4 | 2012-09-21 20:32:29 -0400 | [diff] [blame] | 16 | select GENERIC_KERNEL_THREAD |
Al Viro | 22e2430d | 2012-10-10 21:35:42 -0400 | [diff] [blame] | 17 | select GENERIC_KERNEL_EXECVE |
Jeff Dike | 54d67ee | 2007-12-01 12:16:28 -0800 | [diff] [blame] | 18 | |
Paolo 'Blaisorblade' Giarrusso | c45166be3 | 2005-05-01 08:58:54 -0700 | [diff] [blame] | 19 | config 64BIT |
Al Viro | 4c3ff74 | 2012-02-11 06:15:50 -0500 | [diff] [blame] | 20 | bool "64-bit kernel" if SUBARCH = "x86" |
| 21 | default SUBARCH != "i386" |
Al Viro | 4198426 | 2008-08-23 17:00:34 -0400 | [diff] [blame] | 22 | |
| 23 | config X86_32 |
| 24 | def_bool !64BIT |
| 25 | select HAVE_AOUT |
Richard Weinberger | bbb35ef | 2012-09-27 20:10:57 +0200 | [diff] [blame] | 26 | select ARCH_WANT_IPC_PARSE_VERSION |
David Howells | 786d35d | 2012-09-28 14:31:03 +0930 | [diff] [blame] | 27 | select MODULES_USE_ELF_REL |
Al Viro | 4198426 | 2008-08-23 17:00:34 -0400 | [diff] [blame] | 28 | |
Jan Beulich | bfc39061 | 2011-03-01 11:14:55 +0000 | [diff] [blame] | 29 | config X86_64 |
| 30 | def_bool 64BIT |
David Howells | 786d35d | 2012-09-28 14:31:03 +0930 | [diff] [blame] | 31 | select MODULES_USE_ELF_RELA |
Jan Beulich | bfc39061 | 2011-03-01 11:14:55 +0000 | [diff] [blame] | 32 | |
Al Viro | 4198426 | 2008-08-23 17:00:34 -0400 | [diff] [blame] | 33 | config RWSEM_XCHGADD_ALGORITHM |
Richard Weinberger | 3a36790 | 2011-05-23 22:51:33 +0200 | [diff] [blame] | 34 | def_bool X86_XADD && 64BIT |
Al Viro | 4198426 | 2008-08-23 17:00:34 -0400 | [diff] [blame] | 35 | |
| 36 | config RWSEM_GENERIC_SPINLOCK |
Richard Weinberger | 3a36790 | 2011-05-23 22:51:33 +0200 | [diff] [blame] | 37 | def_bool !RWSEM_XCHGADD_ALGORITHM |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 38 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | config 3_LEVEL_PGTABLES |
Al Viro | 4198426 | 2008-08-23 17:00:34 -0400 | [diff] [blame] | 40 | bool "Three-level pagetables (EXPERIMENTAL)" if !64BIT |
| 41 | default 64BIT |
Paolo 'Blaisorblade' Giarrusso | ce2d2ae | 2006-01-18 17:42:59 -0800 | [diff] [blame] | 42 | depends on EXPERIMENTAL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | help |
| 44 | Three-level pagetables will let UML have more than 4G of physical |
| 45 | memory. All the memory that can't be mapped directly will be treated |
| 46 | as high memory. |
| 47 | |
Paolo 'Blaisorblade' Giarrusso | ce2d2ae | 2006-01-18 17:42:59 -0800 | [diff] [blame] | 48 | However, this it experimental on 32-bit architectures, so if unsure say |
| 49 | N (on x86-64 it's automatically enabled, instead, as it's safe there). |
| 50 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 51 | config ARCH_HAS_SC_SIGNALS |
Al Viro | 4198426 | 2008-08-23 17:00:34 -0400 | [diff] [blame] | 52 | def_bool !64BIT |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 53 | |
| 54 | config ARCH_REUSE_HOST_VSYSCALL_AREA |
Al Viro | 4198426 | 2008-08-23 17:00:34 -0400 | [diff] [blame] | 55 | def_bool !64BIT |
| 56 | |
Akinobu Mita | f214ef3 | 2006-03-26 01:38:59 -0800 | [diff] [blame] | 57 | config GENERIC_HWEIGHT |
Al Viro | 4198426 | 2008-08-23 17:00:34 -0400 | [diff] [blame] | 58 | def_bool y |
Al Viro | 61bee20 | 2008-08-25 04:51:27 -0400 | [diff] [blame] | 59 | |
| 60 | source "arch/um/Kconfig.um" |
| 61 | |
| 62 | endmenu |
| 63 | |
| 64 | source "arch/um/Kconfig.rest" |