#ifndef _SPARC_CACHEFLUSH_H #define _SPARC_CACHEFLUSH_H #include <linux/mm.h> /* Common for other includes */ // #include <linux/kernel.h> from pgalloc.h // #include <linux/sched.h> from pgalloc.h // #include <asm/page.h> #include <asm/btfixup.h> /* * Fine grained cache flushing. */ #ifdef CONFIG_SMP BTFIXUPDEF_CALL(void, local_flush_cache_all, void) BTFIXUPDEF_CALL(void, local_flush_cache_mm, struct mm_struct *) BTFIXUPDEF_CALL(void, local_flush_cache_range, struct vm_area_struct *, unsigned long, unsigned long) BTFIXUPDEF_CALL(void, local_flush_cache_page, struct vm_area_struct *, unsigned long) #define local_flush_cache_all() BTFIXUP_CALL(local_flush_cache_all)() #define local_flush_cache_mm(mm) BTFIXUP_CALL(local_flush_cache_mm)(mm) #define local_flush_cache_range(vma,start,end) BTFIXUP_CALL(local_flush_cache_range)(vma,start,end) #define local_flush_cache_page(vma,addr) BTFIXUP_CALL(local_flush_cache_page)(vma,addr) BTFIXUPDEF_CALL(void, local_flush_page_to_ram, unsigned long) BTFIXUPDEF_CALL(void, local_flush_sig_insns, struct mm_struct *, unsigned long) #define local_flush_page_to_ram(addr) BTFIXUP_CALL(local_flush_page_to_ram)(addr) #define local_flush_sig_insns(mm,insn_addr) BTFIXUP_CALL(local_flush_sig_insns)(mm,insn_addr) extern void smp_flush_cache_all(void); extern void smp_flush_cache_mm(struct mm_struct *mm); extern void smp_flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end); extern void smp_flush_cache_page(struct vm_area_struct *vma, unsigned long page); extern void smp_flush_page_to_ram(unsigned long page); extern void smp_flush_sig_insns(struct mm_struct *mm, unsigned long insn_addr); #endif /* CONFIG_SMP */ BTFIXUPDEF_CALL(void, flush_cache_all, void) BTFIXUPDEF_CALL(void, flush_cache_mm, struct mm_struct *) BTFIXUPDEF_CALL(void, flush_cache_range, struct vm_area_struct *, unsigned long, unsigned long) BTFIXUPDEF_CALL(void, flush_cache_page, struct vm_area_struct *, unsigned long) #define flush_cache_all() BTFIXUP_CALL(flush_cache_all)() #define flush_cache_mm(mm) BTFIXUP_CALL(flush_cache_mm)(mm) #define flush_cache_dup_mm(mm) BTFIXUP_CALL(flush_cache_mm)(mm) #define flush_cache_range(vma,start,end) BTFIXUP_CALL(flush_cache_range)(vma,start,end) #define flush_cache_page(vma,addr,pfn) BTFIXUP_CALL(flush_cache_page)(vma,addr) #define flush_icache_range(start, end) do { } while (0) #define flush_icache_page(vma, pg) do { } while (0) #define flush_icache_user_range(vma,pg,adr,len) do { } while (0) #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ do { \ flush_cache_page(vma, vaddr, page_to_pfn(page));\ memcpy(dst, src, len); \ } while (0) #define copy_from_user_page(vma, page, vaddr, dst, src, len) \ do { \ flush_cache_page(vma, vaddr, page_to_pfn(page));\ memcpy(dst, src, len); \ } while (0) BTFIXUPDEF_CALL(void, __flush_page_to_ram, unsigned long) BTFIXUPDEF_CALL(void, flush_sig_insns, struct mm_struct *, unsigned long) #define __flush_page_to_ram(addr) BTFIXUP_CALL(__flush_page_to_ram)(addr) #define flush_sig_insns(mm,insn_addr) BTFIXUP_CALL(flush_sig_insns)(mm,insn_addr) extern void sparc_flush_page_to_ram(struct page *page); #define flush_dcache_page(page) sparc_flush_page_to_ram(page) #define flush_dcache_mmap_lock(mapping) do { } while (0) #define flush_dcache_mmap_unlock(mapping) do { } while (0) #define flush_cache_vmap(start, end) flush_cache_all() #define flush_cache_vunmap(start, end) flush_cache_all() #endif /* _SPARC_CACHEFLUSH_H */