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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2013-01-28 02:31:44 +0100
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2013-01-28 02:36:44 +0100
commit6b010591cb94032a6fef2cb81bed16446f31f8b6 (patch)
treed0137bddf0a7a1930b37b86f47396cd63d86705f /i386/xen/xen_boothdr.S
parent8bb723b45c225eebc3c92b8d4632eaee50b0e496 (diff)
Add initial code for disabling PV pagetables
* xen/configfrag.ac (--disable-pv-pagetables): Add option. * i386/xen/xen_boothdr.S (XEN_ELFNOTE_FEATURES) [!MACH_PV_PAGETABLES]: Add writable_page_tables. * i386/i386/gdt.c: Turn appropriate MACH_XEN/MACH_HYP tests into MACH_PV_PAGETABLES tests. * i386/i386/i386asm.sym: Likewise * i386/i386/ldt.c: Likewise * i386/i386/locore.S: Likewise * i386/i386/proc_reg.h: Likewise * i386/i386/user_ldt.c: Likewise * i386/i386/vm_param.h: Likewise * i386/i386/xen.h: Likewise * i386/i386at/model_dep.c: Likewise * i386/intel/pmap.h: Likewise * include/mach/xen.h: Likewise * xen/console.c: Likewise * xen/store.c: Likewise * i386/intel/pmap.c: Likewise. Define pmap_map_mfn as TODO stub.
Diffstat (limited to 'i386/xen/xen_boothdr.S')
-rw-r--r--i386/xen/xen_boothdr.S6
1 files changed, 6 insertions, 0 deletions
diff --git a/i386/xen/xen_boothdr.S b/i386/xen/xen_boothdr.S
index 617be51..84666a8 100644
--- a/i386/xen/xen_boothdr.S
+++ b/i386/xen/xen_boothdr.S
@@ -36,6 +36,9 @@
#else /* MACH_PSEUDO_PHYS */
.ascii ",FEATURES=!auto_translated_physmap"
#endif
+#ifndef MACH_PV_PAGETABLES
+ .ascii "|writable_page_tables"
+#endif /* MACH_PV_PAGETABLES */
#ifndef MACH_PV_DESCRIPTORS
.ascii "|writable_descriptor_tables"
#endif /* MACH_PV_DESCRIPTORS */
@@ -76,6 +79,9 @@
#else /* MACH_PSEUDO_PHYS */
"!auto_translated_physmap"
#endif
+#ifndef MACH_PV_PAGETABLES
+ "|writable_page_tables"
+#endif /* MACH_PV_PAGETABLES */
#ifndef MACH_PV_DESCRIPTORS
"|writable_descriptor_tables"
#endif /* MACH_PV_DESCRIPTORS */