diff options
Diffstat (limited to 'include/exec/cputlb.h')
| -rw-r--r-- | include/exec/cputlb.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/include/exec/cputlb.h b/include/exec/cputlb.h index 733ef012d1..56dd05a148 100644 --- a/include/exec/cputlb.h +++ b/include/exec/cputlb.h @@ -21,6 +21,8 @@ #define CPUTLB_H #include "exec/cpu-common.h" +#include "exec/hwaddr.h" +#include "exec/memattrs.h" #include "exec/vaddr.h" #ifdef CONFIG_TCG @@ -62,4 +64,30 @@ void tlb_reset_dirty_range_all(ram_addr_t start, ram_addr_t length); void tlb_set_page_full(CPUState *cpu, int mmu_idx, vaddr addr, CPUTLBEntryFull *full); +/** + * tlb_set_page_with_attrs: + * @cpu: CPU to add this TLB entry for + * @addr: virtual address of page to add entry for + * @paddr: physical address of the page + * @attrs: memory transaction attributes + * @prot: access permissions (PAGE_READ/PAGE_WRITE/PAGE_EXEC bits) + * @mmu_idx: MMU index to insert TLB entry for + * @size: size of the page in bytes + * + * Add an entry to this CPU's TLB (a mapping from virtual address + * @addr to physical address @paddr) with the specified memory + * transaction attributes. This is generally called by the target CPU + * specific code after it has been called through the tlb_fill() + * entry point and performed a successful page table walk to find + * the physical address and attributes for the virtual address + * which provoked the TLB miss. + * + * At most one entry for a given virtual address is permitted. Only a + * single TARGET_PAGE_SIZE region is mapped; the supplied @size is only + * used by tlb_flush_page. + */ +void tlb_set_page_with_attrs(CPUState *cpu, vaddr addr, + hwaddr paddr, MemTxAttrs attrs, + int prot, int mmu_idx, vaddr size); + #endif |