Changeset 05ae7081 in mainline for kernel/arch/sparc64/include/stack.h

Timestamp:

2007-11-16T16:24:05Z (17 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

9cc0d7c

Parents:

454889c

Message:

Support for six syscall arguments for sparc64.
There is a minor stability issue which needs to be fixed (kernel panics upon entering kconsole from the
console task).

File:

• kernel/arch/sparc64/include/stack.h (modified) (1 diff)

kernel/arch/sparc64/include/stack.h

@@ -47 +47 @@
 
 /**
+ * Six extended words for first six arguments.
+ */
+#define STACK_ARG_SAVE_AREA_SIZE        (6 * STACK_ITEM_SIZE)
+
+/**
  * By convention, the actual top of the stack is %sp + STACK_BIAS.
  */
 #define STACK_BIAS            2047
+
+/*
+ * Offsets of arguments on stack.
+ */
+#define STACK_ARG0                      0
+#define STACK_ARG1                      8
+#define STACK_ARG2                      16
+#define STACK_ARG3                      24
+#define STACK_ARG4                      32
+#define STACK_ARG5                      40
+#define STACK_ARG6                      48
 
 #endif