Changeset 99d6fd0 in mainline for kernel/arch/amd64/src/ddi/ddi.c

Timestamp:

2009-03-13T12:57:15Z (16 years ago)

Author:

Martin Decky <martin@…>

Branches:

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

Children:

421c833

Parents:

0160b1c8

Message:

cleanup pm.h and related stuff (no change in functionality)

File:

• kernel/arch/amd64/src/ddi/ddi.c (modified) (7 diffs)

kernel/arch/amd64/src/ddi/ddi.c

@@ -58 +58 @@
 {
         count_t bits;
-
+        
         bits = ioaddr + size;
         if (bits > IO_PORTS)
                 return ENOENT;
-
+        
         if (task->arch.iomap.bits < bits) {
                 bitmap_t oldiomap;
                 uint8_t *newmap;
-        
+                
                 /*
                  * The I/O permission bitmap is too small and needs to be grown.
@@ -78 +78 @@
                     task->arch.iomap.bits);
                 bitmap_initialize(&task->arch.iomap, newmap, bits);
-
+                
                 /*
                  * Mark the new range inaccessible.
@@ -84 +84 @@
                 bitmap_set_range(&task->arch.iomap, oldiomap.bits,
                     bits - oldiomap.bits);
-
+                
                 /*
                  * In case there really existed smaller iomap,
                  * copy its contents and deallocate it.
-                 */             
+                 */
                 if (oldiomap.bits) {
                         bitmap_copy(&task->arch.iomap, &oldiomap,
@@ -95 +95 @@
                 }
         }
-
+        
         /*
          * Enable the range and we are done.
          */
         bitmap_clear_range(&task->arch.iomap, (index_t) ioaddr, (count_t) size);
-
+        
         /*
          * Increment I/O Permission bitmap generation counter.
          */
         task->arch.iomapver++;
-
+        
         return 0;
 }
@@ -123 +123 @@
         tss_descriptor_t *tss_desc;
         count_t ver;
-
+        
         /* First, copy the I/O Permission Bitmap. */
         spinlock_lock(&TASK->lock);
@@ -141 +141 @@
         }
         spinlock_unlock(&TASK->lock);
-
+        
         /*
          * Second, adjust TSS segment limit.
@@ -152 +152 @@
         
         /*
-         * Before we load new TSS limit, the current TSS descriptor
-         * type must be changed to describe inactive TSS.
-         */
-        tss_desc = (tss_descriptor_t *) &gdt_p[TSS_DES];
+         * Before we load new TSS limit, the current TSS descriptor
+         * type must be changed to describe inactive TSS.
+         */
+        tss_desc = (tss_descriptor_t *) &gdt_p[TSS_DES];
         tss_desc->type = AR_TSS;
         tr_load(gdtselector(TSS_DES));