Changeset ae318d3 in mainline for kernel/arch/mips32/src

Timestamp:

2009-02-16T18:50:48Z (16 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/mips32/src

Files:

• drivers/msim.c (modified) (2 diffs)
• mm/frame.c (modified) (2 diffs)
• mm/page.c (modified) (3 diffs)

kernel/arch/mips32/src/drivers/msim.c

@@ -42 +42 @@
 #include <ddi/ddi.h>
 
-static parea_t msim_parea;
 static chardev_t console;
 static irq_t msim_irq;
@@ -157 +156 @@
         sysinfo_set_item_val("kbd.address.virtual", NULL, MSIM_KBD_ADDRESS);
         
-        msim_parea.pbase = KA2PA(MSIM_VIDEORAM);
-        msim_parea.vbase = MSIM_VIDEORAM;
-        msim_parea.frames = 1;
-        msim_parea.cacheable = false;
-        ddi_parea_register(&msim_parea);
-        
         sysinfo_set_item_val("fb", NULL, true);
         sysinfo_set_item_val("fb.kind", NULL, 3);

kernel/arch/mips32/src/mm/frame.c

@@ -65 +65 @@
 static count_t phys_regions_count = 0;
 static phys_region_t phys_regions[MAX_REGIONS];
+
+uintptr_t end_frame = 0;
 
 
@@ -237 +239 @@
         }
         
-        frame_add_region(start_frame, frame);
+        end_frame = frame;
+        
+        frame_add_region(start_frame, end_frame);
         
         /* Blacklist interrupt vector frame */

kernel/arch/mips32/src/mm/page.c

@@ -27 +27 @@
  */
 
-/** @addtogroup mips32mm        
+/** @addtogroup mips32mm
  * @{
  */
@@ -36 +36 @@
 #include <genarch/mm/page_pt.h>
 #include <mm/page.h>
+#include <mm/frame.h>
 
 void page_arch_init(void)
@@ -51 +52 @@
 }
 
+void hw_area(uintptr_t *physaddr, pfn_t *frames)
+{
+        *physaddr = end_frame;
+        *frames = ADDR2PFN(0xffffffff - end_frame);
+}
+
 /** @}
  */