Changeset 2382d09 in mainline for arch/amd64/include

Timestamp:

2006-04-29T15:01:41Z (20 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

407862e

Parents:

69a5600

Message:

Improve SYS_IOSPACE_ENABLE support.
The general protection fault handler now contains
code to service early I/O Permission bitmap faults.

Location:

arch/amd64/include

Files:

• cpu.h (modified) (1 diff)
• ddi/ddi.h (added)
• proc/task.h (modified) (1 diff)

arch/amd64/include/cpu.h

@@ -58 +58 @@
         int stepping;
         struct tss *tss;
+        
+        count_t iomapver_copy;  /** Copy of TASK's I/O Permission bitmap generation count. */
 };
 

arch/amd64/include/proc/task.h

@@ -35 +35 @@
 
 typedef struct {
-        bitmap_t iomap;
+        count_t iomapver;       /**< I/O Permission bitmap Generation counter. */
+        bitmap_t iomap;         /**< I/O Permission bitmap. */
 } task_arch_t;