diff options
Diffstat (limited to 'src/include/sys')
-rw-r--r-- | src/include/sys/mm.h | 56 |
1 files changed, 33 insertions, 23 deletions
diff --git a/src/include/sys/mm.h b/src/include/sys/mm.h index d9b5536a1..82e32bf46 100644 --- a/src/include/sys/mm.h +++ b/src/include/sys/mm.h @@ -1,26 +1,25 @@ -/* IBM_PROLOG_BEGIN_TAG - * This is an automatically generated prolog. - * - * $Source: src/include/sys/mm.h $ - * - * IBM CONFIDENTIAL - * - * COPYRIGHT International Business Machines Corp. 2011-2012 - * - * p1 - * - * Object Code Only (OCO) source materials - * Licensed Internal Code Source Materials - * IBM HostBoot Licensed Internal Code - * - * The source code for this program is not published or other- - * wise divested of its trade secrets, irrespective of what has - * been deposited with the U.S. Copyright Office. - * - * Origin: 30 - * - * IBM_PROLOG_END_TAG - */ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/include/sys/mm.h $ */ +/* */ +/* IBM CONFIDENTIAL */ +/* */ +/* COPYRIGHT International Business Machines Corp. 2011,2012 */ +/* */ +/* p1 */ +/* */ +/* Object Code Only (OCO) source materials */ +/* Licensed Internal Code Source Materials */ +/* IBM HostBoot Licensed Internal Code */ +/* */ +/* The source code for this program is not published or otherwise */ +/* divested of its trade secrets, irrespective of what has been */ +/* deposited with the U.S. Copyright Office. */ +/* */ +/* Origin: 30 */ +/* */ +/* IBM_PROLOG_END_TAG */ #ifndef __SYS_MM_H #define __SYS_MM_H @@ -109,5 +108,16 @@ int mm_set_permission(void* va, uint64_t size, uint64_t access_type); */ void mm_icache_invalidate(void * i_addr, size_t i_cpu_word_count); +/** @fn mm_virt_to_phys() + * @brief System call to return the physical address backing a + * virtual address + * + * @param[in] i_vaddr - Virtual address to translate + * + * @return uint64_t - 0 if there is no associated address, + * physical address otherwise + */ +uint64_t mm_virt_to_phys( void* i_vaddr ); + #endif |