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| author | Missy Connell <missyc@us.ibm.com> | 2012-09-10 16:05:01 -0500 |
|---|---|---|
| committer | A. Patrick Williams III <iawillia@us.ibm.com> | 2012-10-09 17:10:32 -0500 |
| commit | 1bf8c6b8376efacd03e3ec62d5ded5b2be4bff39 (patch) | |
| tree | c266815232142e67f15a61ffcbdf09407737f259 /src/include/sys | |
| parent | fb1836fd7b1b8839815595db08ae740ec7b86347 (diff) | |
| download | talos-hostboot-1bf8c6b8376efacd03e3ec62d5ded5b2be4bff39.tar.gz talos-hostboot-1bf8c6b8376efacd03e3ec62d5ded5b2be4bff39.zip | |
Extend VMM to 32M
Add mmLinearMap to create block at a specified phys addr.
Added iv_MaptoPhy in the block to indicate we are physically mapped
block and to not apply the HRMOR.
Change-Id: I75ddb19b82ae9a2035ff873edff8a34a33c74639
RTC:43401
Reviewed-on: http://gfw160.austin.ibm.com:8080/gerrit/1846
Tested-by: Jenkins Server
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>
Diffstat (limited to 'src/include/sys')
| -rw-r--r-- | src/include/sys/mm.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/include/sys/mm.h b/src/include/sys/mm.h index 82e32bf46..34a60fc20 100644 --- a/src/include/sys/mm.h +++ b/src/include/sys/mm.h @@ -96,6 +96,23 @@ int mm_remove_pages(PAGE_REMOVAL_OPS i_op, void* i_vaddr, uint64_t i_size); */ int mm_set_permission(void* va, uint64_t size, uint64_t access_type); +/** @fn mm_extend() + * @brief System call to extend Memory to 32MEG + * + * @return int - 0 for successful extension of memory, non-zero otherwise + */ +int mm_extend(void); + +/** @fn mm_linear_map() + * @brief Allocates a block of memory of the given size at a specified + * address (direct physical to virtual mapping) + * @param[in] i_paddr - physical address of the location for the block + * @param[in] size - size of the block requested + * + * @return int - 0 for successful add, non-zero otherwise + */ +int mm_linear_map(void *i_paddr, uint64_t i_size); + #ifdef __cplusplus } #endif |
