Changeset d0780b4c in mainline for arch/ia32/include/smp/apic.h

Timestamp:

2006-01-29T19:55:08Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

df09142f

Parents:

457d18a

Message:

ia32 SMP updates.
Update info about supported version of Bochs (bump the counter to 2.2.6).
Add Task Priority Register type and initialize this register to a known state.

File:

• arch/ia32/include/smp/apic.h (modified) (2 diffs)

arch/ia32/include/smp/apic.h

@@ -152 +152 @@
 /* Task Priority Register */
 #define TPR             (0x080/sizeof(__u32))
-#define TPRClear        0xffffff00
+union tpr {
+        __u32 value;
+        struct {
+                unsigned pri_sc : 4;            /**< Task Priority Sub-Class. */
+                unsigned pri : 4;               /**< Task Priority. */
+        } __attribute__ ((packed));
+};
+typedef union tpr tpr_t;
 
 /** Spurious-Interrupt Vector Register. */
@@ -159 +166 @@
         __u32 value;
         struct {
-                __u8 vector;                    /**< Spurious Vector */
-                unsigned lapic_enabled : 1;     /**< APIC Software Enable/Disable */
-                unsigned focus_checking : 1;    /**< Focus Processor Checking */
+                __u8 vector;                    /**< Spurious Vector. */
+                unsigned lapic_enabled : 1;     /**< APIC Software Enable/Disable. */
+                unsigned focus_checking : 1;    /**< Focus Processor Checking. */
                 unsigned : 22;                  /**< Reserved. */
         } __attribute__ ((packed));