Hi,
Jose Luis Alarcon Sanchez, le Tue 03 Jul 2007 13:18:37 +0200, a écrit :
> Without CR0_NW the XWindow boots too, with nv driver and DDC enabled.
Could you try with the attached patch instead of my previous patch?
Note: this patch is what Linux always does.
Samuel
Index: i386/intel/pmap.c
===================================================================
RCS file: /cvsroot/hurd/gnumach/i386/intel/pmap.c,v
retrieving revision 1.4.2.17
diff -u -p -r1.4.2.17 pmap.c
--- i386/intel/pmap.c 30 Apr 2007 20:30:11 -0000 1.4.2.17
+++ i386/intel/pmap.c 3 Jul 2007 21:15:36 -0000
@@ -1506,6 +1506,9 @@ Retry:
template |= INTEL_PTE_USER;
if (prot & VM_PROT_WRITE)
template |= INTEL_PTE_WRITE;
+ if (machine_slot[cpu_number()].cpu_type >= CPU_TYPE_I486
+ && pa >= phys_last_addr)
+ template |= INTEL_PTE_NCACHE|INTEL_PTE_WTHRU;
if (wired)
template |= INTEL_PTE_WIRED;
PMAP_UPDATE_TLBS(pmap, v, v + PAGE_SIZE);
@@ -1615,6 +1618,9 @@ Retry:
template |= INTEL_PTE_USER;
if (prot & VM_PROT_WRITE)
template |= INTEL_PTE_WRITE;
+ if (machine_slot[cpu_number()].cpu_type >= CPU_TYPE_I486
+ && pa >= phys_last_addr)
+ template |= INTEL_PTE_NCACHE|INTEL_PTE_WTHRU;
if (wired)
template |= INTEL_PTE_WIRED;
i = ptes_per_vm_page;
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