Memory: Support more regions in the VAddr-PAddr translation functions

Also adds better documentation and removes the one-off reimplementation
of the function in pica.h.

1 files changed, 9 insertions, 4 deletions

diff --git a/src/core/mem_map.h b/src/core/mem_map.h
index 1591fc0a..5a08cc10 100644
--- a/src/core/mem_map.h
+++ b/src/core/mem_map.h
@@ -181,10 +181,15 @@ inline const char* GetCharPointer(const VAddr address) {
     return (const char *)GetPointer(address);
 }
 
-/// Converts a physical address to virtual address
-VAddr PhysicalToVirtualAddress(PAddr addr);
-
-/// Converts a virtual address to physical address
+/**
+ * Converts a virtual address inside a region with 1:1 mapping to physical memory to a physical
+ * address. This should be used by services to translate addresses for use by the hardware.
+ */
 PAddr VirtualToPhysicalAddress(VAddr addr);
 
+/**
+ * Undoes a mapping performed by VirtualToPhysicalAddress().
+ */
+VAddr PhysicalToVirtualAddress(PAddr addr);
+
 } // namespace