Changeset 2a0cda72 in mainline for kernel/arch/sparc64/include

Timestamp:

2006-12-14T18:14:47Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

7f95cc5d

Parents:

aeaebcc

Message:

On sparc64's tick interrupt, adjust the TICK_COMPARE register instead of the TICK
register. The TICK register now increments linearily and can be used by the get_cycle()
function.

Location:

kernel/arch/sparc64/include

Files:

• cpu.h (modified) (1 diff)
• cycle.h (modified) (1 diff)

kernel/arch/sparc64/include/cpu.h

@@ -56 +56 @@
         ver_reg_t ver;
         uint32_t clock_frequency;       /**< Processor frequency in MHz. */
+        uint64_t next_tick_cmpr;        /**< Next clock interrupt should be
+                                         *   generated in this amount of ticks.
+                                         */
 };
         

kernel/arch/sparc64/include/cycle.h

@@ -40 +40 @@
 static inline uint64_t get_cycle(void)
 {
-        return 0;       /* not yet supported */
+        return tick_read();
 }