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| author | kmacy <kmacy@FreeBSD.org> | 2008-08-15 20:51:31 +0000 |
|---|---|---|
| committer | kmacy <kmacy@FreeBSD.org> | 2008-08-15 20:51:31 +0000 |
| commit | 8c05b8ec899e2b20d5eb286770d302b94f0e4536 (patch) | |
| tree | 01c30bdd7553d9c3ff945b2422e697cffe0f9b20 /sys/i386/include/vmparam.h | |
| parent | 6bfca819a4bf3b98d63e7f4aaed6fa5b0520008a (diff) | |
| download | FreeBSD-src-8c05b8ec899e2b20d5eb286770d302b94f0e4536.zip FreeBSD-src-8c05b8ec899e2b20d5eb286770d302b94f0e4536.tar.gz | |
Integrate support for xen in to i386 common code.
MFC after: 1 month
Diffstat (limited to 'sys/i386/include/vmparam.h')
| -rw-r--r-- | sys/i386/include/vmparam.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/i386/include/vmparam.h b/sys/i386/include/vmparam.h index 3d34419..f114232 100644 --- a/sys/i386/include/vmparam.h +++ b/sys/i386/include/vmparam.h @@ -145,8 +145,12 @@ * Kernel physical load address. */ #ifndef KERNLOAD +#if defined(XEN) && !defined(XEN_PRIVILEGED_GUEST) +#define KERNLOAD 0 +#else #define KERNLOAD (1 << PDRSHIFT) #endif +#endif /* !defined(KERNLOAD) */ /* * Virtual addresses of things. Derived from the page directory and @@ -155,7 +159,12 @@ * messy at times, but hey, we'll do anything to save a page :-) */ +#ifdef XEN +#define VM_MAX_KERNEL_ADDRESS HYPERVISOR_VIRT_START +#else #define VM_MAX_KERNEL_ADDRESS VADDR(KPTDI+NKPDE-1, NPTEPG-1) +#endif + #define VM_MIN_KERNEL_ADDRESS VADDR(PTDPTDI, PTDPTDI) #define KERNBASE VADDR(KPTDI, 0) |
