patch-2.0.21-2.1.0 linux/include/asm-alpha/pgtable.h

• Lines: 34
• Date: Wed Sep 25 14:33:57 1996
• Orig file: lx2.0/v2.0.21/linux/include/asm-alpha/pgtable.h
• Orig date: Fri Apr 19 13:38:28 1996

diff -u --recursive --new-file lx2.0/v2.0.21/linux/include/asm-alpha/pgtable.h linux/include/asm-alpha/pgtable.h
@@ -266,8 +266,6 @@
 #define PAGE_PTR(address)		\
   ((unsigned long)(address)>>(PAGE_SHIFT-SIZEOF_PTR_LOG2)&PTR_MASK&~PAGE_MASK)
 
-extern unsigned long high_memory;
-
 /*
  * Conversion functions: convert a page and protection to a page entry,
  * and a page entry and page directory to the page they refer to.
@@ -275,6 +273,9 @@
 extern inline pte_t mk_pte(unsigned long page, pgprot_t pgprot)
 { pte_t pte; pte_val(pte) = ((page-PAGE_OFFSET) << (32-PAGE_SHIFT)) | pgprot_val(pgprot); return pte; }
 
+extern inline pte_t mk_pte_phys(unsigned long physpage, pgprot_t pgprot)
+{ pte_t pte; pte_val(pte) = (physpage << (32-PAGE_SHIFT)) | pgprot_val(pgprot); return pte; }
+
 extern inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 { pte_val(pte) = (pte_val(pte) & _PAGE_CHG_MASK) | pgprot_val(newprot); return pte; }
 
@@ -298,12 +299,12 @@
 extern inline void pte_clear(pte_t *ptep)	{ pte_val(*ptep) = 0; }
 
 extern inline int pmd_none(pmd_t pmd)		{ return !pmd_val(pmd); }
-extern inline int pmd_bad(pmd_t pmd)		{ return (pmd_val(pmd) & ~_PFN_MASK) != _PAGE_TABLE || pmd_page(pmd) > high_memory; }
+extern inline int pmd_bad(pmd_t pmd)		{ return (pmd_val(pmd) & ~_PFN_MASK) != _PAGE_TABLE; }
 extern inline int pmd_present(pmd_t pmd)	{ return pmd_val(pmd) & _PAGE_VALID; }
 extern inline void pmd_clear(pmd_t * pmdp)	{ pmd_val(*pmdp) = 0; }
 
 extern inline int pgd_none(pgd_t pgd)		{ return !pgd_val(pgd); }
-extern inline int pgd_bad(pgd_t pgd)		{ return (pgd_val(pgd) & ~_PFN_MASK) != _PAGE_TABLE || pgd_page(pgd) > high_memory; }
+extern inline int pgd_bad(pgd_t pgd)		{ return (pgd_val(pgd) & ~_PFN_MASK) != _PAGE_TABLE; }
 extern inline int pgd_present(pgd_t pgd)	{ return pgd_val(pgd) & _PAGE_VALID; }
 extern inline void pgd_clear(pgd_t * pgdp)	{ pgd_val(*pgdp) = 0; }