static unsigned long dvma_page(unsigned long kaddr, unsigned long vaddr) { unsigned long pte; unsigned long j; pte_t ptep; j = *(volatile unsigned long *)kaddr; *(volatile unsigned long *)kaddr = j; ptep = pfn_pte(virt_to_pfn(kaddr), PAGE_KERNEL); pte = pte_val(ptep); if(ptelist[(vaddr & 0xff000) >> PAGE_SHIFT] != pte) { sun3_put_pte(vaddr, pte); ptelist[(vaddr & 0xff000) >> PAGE_SHIFT] = pte; } return (vaddr + (kaddr & ~PAGE_MASK)); }
inline unsigned long dvma_page(unsigned long kaddr, unsigned long vaddr) { unsigned long pte; unsigned long j; pte_t ptep; j = *(volatile unsigned long *)kaddr; *(volatile unsigned long *)kaddr = j; ptep = pfn_pte(virt_to_pfn(kaddr), PAGE_KERNEL); pte = pte_val(ptep); // printk("dvma_remap: addr %lx -> %lx pte %08lx len %x\n", // kaddr, vaddr, pte, len); if(ptelist[(vaddr & 0xff000) >> PAGE_SHIFT] != pte) { sun3_put_pte(vaddr, pte); ptelist[(vaddr & 0xff000) >> PAGE_SHIFT] = pte; } return (vaddr + (kaddr & ~PAGE_MASK)); }