projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| e738fca8 JF |
1 | # |
| 2 | # This Kconfig describes xen options | |
| 3 | # | |
| 4 | ||
| 5 | config XEN | |
| d3d1c4bd RR |
6 | bool "Xen guest support" |
| 7 | select PARAVIRT | |
| 1c7b67f7 | 8 | select PARAVIRT_CLOCK |
| 965c7eca | 9 | depends on X86_64 || (X86_32 && X86_PAE && !X86_VISWS) |
| 51dd660a | 10 | depends on X86_CMPXCHG && X86_TSC |
| e738fca8 JF |
11 | help |
| 12 | This is the Linux Xen port. Enabling this will allow the | |
| 13 | kernel to boot in a paravirtualized environment under the | |
| 14 | Xen hypervisor. | |
| 8006ec3e | 15 | |
| ca65f9fc SS |
16 | config XEN_PVHVM |
| 17 | def_bool y | |
| 18 | depends on XEN | |
| 19 | depends on X86_LOCAL_APIC | |
| 20 | ||
| 8006ec3e JF |
21 | config XEN_MAX_DOMAIN_MEMORY |
| 22 | int "Maximum allowed size of a domain in gigabytes" | |
| 51dd660a JF |
23 | default 8 if X86_32 |
| 24 | default 32 if X86_64 | |
| 8006ec3e JF |
25 | depends on XEN |
| 26 | help | |
| 27 | The pseudo-physical to machine address array is sized | |
| 28 | according to the maximum possible memory size of a Xen | |
| 29 | domain. This array uses 1 page per gigabyte, so there's no | |
| 51dd660a | 30 | need to be too stingy here. |
| 93a0886e JF |
31 | |
| 32 | config XEN_SAVE_RESTORE | |
| 33 | bool | |
| 08115ab4 | 34 | depends on XEN && PM |
| 994025ca JF |
35 | default y |
| 36 | ||
| 37 | config XEN_DEBUG_FS | |
| 38 | bool "Enable Xen debug and tuning parameters in debugfs" | |
| 39 | depends on XEN && DEBUG_FS | |
| 40 | default n | |
| 41 | help | |
| 42 | Enable statistics output and various tuning options in debugfs. | |
| 08115ab4 | 43 | Enabling this option may incur a significant performance overhead. |