mem_get_phys fn

1 files changed, 13 insertions, 0 deletions

diff --git a/kernel/include/comus/memory.h b/kernel/include/comus/memory.h
index 92525da..408521b 100644
--- a/kernel/include/comus/memory.h
+++ b/kernel/include/comus/memory.h
@@ -124,6 +124,13 @@ void *mem_mapaddr(mem_ctx_t ctx, void *phys, void *virt, size_t len,
 void mem_unmapaddr(mem_ctx_t ctx, const void *virt);
 
 /**
+ * Gets the physical address for a given vitural address
+ * @param ctx - the memory context
+ * @param virt - the vitural address
+ */
+void *mem_get_phys(mem_ctx_t ctx, const void *virt);
+
+/**
  * Allocate a single page of memory with the given paging structure
  *
  * @param ctx - the memory context
@@ -195,6 +202,12 @@ void *kmapaddr(void *phys, void *virt, size_t len, unsigned int flags);
 void *kmapuseraddr(mem_ctx_t ctx, const void *virt, size_t len);
 
 /**
+ * Gets the physical address for a given vitural address
+ * @param virt - the vitural address
+ */
+void *kget_phys(const void *virt);
+
+/**
  * Unmaps mapped address from the kmapaddr function
  * @param virt - the vitural address returned from kmapaddr
  */