Displaying 2 results from an estimated 2 matches for "__paddr".
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p_paddr
2007 Apr 18
0
[PATCH 4/5] Add address translation
...,6 +388,28 @@ static inline pte_t pte_modify(pte_t pte
extern pte_t *lookup_address(unsigned long address);
/*
+ * Helper function that returns physical page for virtual address.
+ * This assumes the mapping is valid.
+ */
+#define virt_to_pfn(_address) \
+({ \
+ unsigned long long __paddr; \
+ pgd_t *pgd = pgd_offset_k(_address); \
+ pud_t *pud = pud_offset(pgd, (_address)); \
+ pmd_t *pmd = pmd_offset(pud, (_address)); \
+ if (pmd_large(*pmd)) \
+ __paddr = (pmd_val(*pmd) & LARGE_PAGE_MASK) | \
+ ((_address) & ~LARGE_PAGE_MASK); \
+ else { \
+ pte_t *pt...
2007 Apr 18
0
[PATCH 4/5] Add address translation
...,6 +388,28 @@ static inline pte_t pte_modify(pte_t pte
extern pte_t *lookup_address(unsigned long address);
/*
+ * Helper function that returns physical page for virtual address.
+ * This assumes the mapping is valid.
+ */
+#define virt_to_pfn(_address) \
+({ \
+ unsigned long long __paddr; \
+ pgd_t *pgd = pgd_offset_k(_address); \
+ pud_t *pud = pud_offset(pgd, (_address)); \
+ pmd_t *pmd = pmd_offset(pud, (_address)); \
+ if (pmd_large(*pmd)) \
+ __paddr = (pmd_val(*pmd) & LARGE_PAGE_MASK) | \
+ ((_address) & ~LARGE_PAGE_MASK); \
+ else { \
+ pte_t *pt...