Changeset d4f572e in mainline for kernel/arch/ppc32/include/context_offset.h

Timestamp:

2008-03-15T13:01:36Z (16 years ago)

Author:

Josef Cejka <malyzelenyhnus@…>

Branches:

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

Children:

20b8bf3

Parents:

ca21eb4b

Message:

Unified context saving/restoring macros in ppc32.

File:

• kernel/arch/ppc32/include/context_offset.h (modified) (1 diff)

kernel/arch/ppc32/include/context_offset.h

@@ -74 +74 @@
 #define OFFSET_FPSCR 0x90
 
+#ifdef __ASM__
+# include <arch/asm/regname.h>
+
+
+# ctx: address of the structure with saved context
+.macro CONTEXT_SAVE_ARCH_CORE ctx:req
+        stw sp, OFFSET_SP(\ctx)
+        stw r2, OFFSET_R2(\ctx)
+        stw r13, OFFSET_R13(\ctx)
+        stw r14, OFFSET_R14(\ctx)
+        stw r15, OFFSET_R15(\ctx)
+        stw r16, OFFSET_R16(\ctx)
+        stw r17, OFFSET_R17(\ctx)
+        stw r18, OFFSET_R18(\ctx)
+        stw r19, OFFSET_R19(\ctx)
+        stw r20, OFFSET_R20(\ctx)
+        stw r21, OFFSET_R21(\ctx)
+        stw r22, OFFSET_R22(\ctx)
+        stw r23, OFFSET_R23(\ctx)
+        stw r24, OFFSET_R24(\ctx)
+        stw r25, OFFSET_R25(\ctx)
+        stw r26, OFFSET_R26(\ctx)
+        stw r27, OFFSET_R27(\ctx)
+        stw r28, OFFSET_R28(\ctx)
+        stw r29, OFFSET_R29(\ctx)
+        stw r30, OFFSET_R30(\ctx)
+        stw r31, OFFSET_R31(\ctx)
+.endm
+
+# ctx: address of the structure with saved context
+.macro CONTEXT_RESTORE_ARCH_CORE ctx:req
+        lwz sp, OFFSET_SP(\ctx)
+        lwz r2, OFFSET_R2(\ctx)
+        lwz r13, OFFSET_R13(\ctx)
+        lwz r14, OFFSET_R14(\ctx)
+        lwz r15, OFFSET_R15(\ctx)
+        lwz r16, OFFSET_R16(\ctx)
+        lwz r17, OFFSET_R17(\ctx)
+        lwz r18, OFFSET_R18(\ctx)
+        lwz r19, OFFSET_R19(\ctx)
+        lwz r20, OFFSET_R20(\ctx)
+        lwz r21, OFFSET_R21(\ctx)
+        lwz r22, OFFSET_R22(\ctx)
+        lwz r23, OFFSET_R23(\ctx)
+        lwz r24, OFFSET_R24(\ctx)
+        lwz r25, OFFSET_R25(\ctx)
+        lwz r26, OFFSET_R26(\ctx)
+        lwz r27, OFFSET_R27(\ctx)
+        lwz r28, OFFSET_R28(\ctx)
+        lwz r29, OFFSET_R29(\ctx)
+        lwz r30, OFFSET_R30(\ctx)
+        lwz r31, OFFSET_R31(\ctx)
+.endm
+
+#endif /* __ASM__ */
+
 #endif