Changeset ae318d3 in mainline for kernel/arch/sparc64/src/mm

Timestamp:

2009-02-16T18:50:48Z (17 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

06da55b

Parents:

17f168e

Message:

overhaul pareas: use one single physical area for the physical address space not belonging to physical memory

Location:

kernel/arch/sparc64/src/mm

Files:

• frame.c (modified) (2 diffs)
• page.c (modified) (2 diffs)

kernel/arch/sparc64/src/mm/frame.c

@@ -42 +42 @@
 
 uintptr_t last_frame = NULL;
+uintptr_t end_frame = NULL;
 
 /** Create memory zones according to information stored in bootinfo.
@@ -81 +82 @@
         }
         
+        end_frame = last_frame;
 }
 

kernel/arch/sparc64/src/mm/page.c

@@ -148 +148 @@
                     sizemap[order].pagesize_code, true, false);
         
-#ifdef CONFIG_SMP       
+#ifdef CONFIG_SMP
                 /*
                  * Second, save the information about the mapping for APs.
@@ -165 +165 @@
 }
 
+void hw_area(uintptr_t *physaddr, pfn_t *frames)
+{
+        *physaddr = end_frame;
+        *frames = ADDR2PFN(0x7ffffffffff - end_frame);
+}
+
 /** @}
  */
-