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Compare Revisions

• This comparison shows the changes necessary to convert path

  → /branches/arm/kernel/arch/arm32/include/mm/page.h @ 2258

  → /branches/arm/kernel/arch/arm32/include/mm/page.h @ 2259

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 2258 → Rev 2259

/branches/arm/kernel/arch/arm32/include/mm/page.h
154,7 → 154,9
( (p->access_permission_0 == PTE_AP_USER_RO_KERNEL_RW) << PAGE_READ_SHIFT ) |
( (p->access_permission_0 == PTE_AP_USER_RW_KERNEL_RW) << PAGE_READ_SHIFT ) |
( (p->access_permission_0 == PTE_AP_USER_RW_KERNEL_RW) << PAGE_WRITE_SHIFT ) |
( (p->access_permission_0 != PTE_AP_USER_NO_KERNEL_RW) << PAGE_USER_SHIFT ) |
( (p->access_permission_0 != PTE_AP_USER_NO_KERNEL_RW) << PAGE_USER_SHIFT ) |
( (p->access_permission_0 == PTE_AP_USER_NO_KERNEL_RW) << PAGE_READ_SHIFT ) |
( (p->access_permission_0 == PTE_AP_USER_NO_KERNEL_RW) << PAGE_WRITE_SHIFT ) |
( 1 << PAGE_EXEC_SHIFT ) |
( p->bufferable << PAGE_CACHEABLE )
;
175,10 → 177,13
if (flags & PAGE_NOT_PRESENT) {
p->descriptor_type = PTE_DESCRIPTOR_NOT_PRESENT;
// p->should_be_zero = 1;
p->should_be_zero = 1;
// TODO: remove in final version
// For Michal: Have to be here ... ensures this entry contains at least 1 non zero bit
// all zero bits signals PTE_VALID_ARCH , it's different from not_present
} else {
p->descriptor_type = PTE_DESCRIPTOR_COARSE_TABLE;
// p->should_be_zero = 0;
p->should_be_zero = 0;
}
}
199,10 → 204,10
if (flags & PAGE_NOT_PRESENT) {
p->descriptor_type = PTE_DESCRIPTOR_NOT_PRESENT;
// p->access_permission_3 = 1;
p->access_permission_3 = 1;
} else {
p->descriptor_type = PTE_DESCRIPTOR_SMALL_PAGE;
// p->access_permission_3 = p->access_permission_0;
p->access_permission_3 = p->access_permission_0;
}
p->cacheable = p->bufferable = (flags & PAGE_CACHEABLE) != 0;