| Paolo 'Blaisorblade' Giarrusso | 8597737 | 2005-11-13 16:07:06 -0800 | [diff] [blame] | 1 | menu "Host processor type and features" |
| 2 | |
| 3 | source "arch/i386/Kconfig.cpu" |
| 4 | |
| 5 | endmenu |
| 6 | |
| Paolo 'Blaisorblade' Giarrusso | c45166be3 | 2005-05-01 08:58:54 -0700 | [diff] [blame] | 7 | config UML_X86 |
| 8 | bool |
| 9 | default y |
| 10 | |
| 11 | config 64BIT |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 12 | bool |
| 13 | default n |
| 14 | |
| Benjamin LaHaise | 52fdd08 | 2005-09-03 15:56:52 -0700 | [diff] [blame] | 15 | config SEMAPHORE_SLEEPERS |
| 16 | bool |
| 17 | default y |
| 18 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 19 | config TOP_ADDR |
| 20 | hex |
| 21 | default 0xc0000000 if !HOST_2G_2G |
| 22 | default 0x80000000 if HOST_2G_2G |
| 23 | |
| 24 | config 3_LEVEL_PGTABLES |
| Paolo 'Blaisorblade' Giarrusso | ce2d2ae | 2006-01-18 17:42:59 -0800 | [diff] [blame^] | 25 | bool "Three-level pagetables (EXPERIMENTAL)" |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | default n |
| Paolo 'Blaisorblade' Giarrusso | ce2d2ae | 2006-01-18 17:42:59 -0800 | [diff] [blame^] | 27 | depends on EXPERIMENTAL |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 28 | help |
| 29 | Three-level pagetables will let UML have more than 4G of physical |
| 30 | memory. All the memory that can't be mapped directly will be treated |
| 31 | as high memory. |
| 32 | |
| Paolo 'Blaisorblade' Giarrusso | ce2d2ae | 2006-01-18 17:42:59 -0800 | [diff] [blame^] | 33 | However, this it experimental on 32-bit architectures, so if unsure say |
| 34 | N (on x86-64 it's automatically enabled, instead, as it's safe there). |
| 35 | |
| Jeff Dike | d67b569 | 2005-07-07 17:56:49 -0700 | [diff] [blame] | 36 | config STUB_CODE |
| 37 | hex |
| 38 | default 0xbfffe000 |
| 39 | |
| 40 | config STUB_DATA |
| 41 | hex |
| 42 | default 0xbffff000 |
| 43 | |
| 44 | config STUB_START |
| 45 | hex |
| 46 | default STUB_CODE |
| 47 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | config ARCH_HAS_SC_SIGNALS |
| 49 | bool |
| 50 | default y |
| 51 | |
| 52 | config ARCH_REUSE_HOST_VSYSCALL_AREA |
| 53 | bool |
| 54 | default y |