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-rw-r--r--arch/alpha/kernel/asm-offsets.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/alpha/kernel/asm-offsets.c b/arch/alpha/kernel/asm-offsets.c
new file mode 100644
index 0000000..8f2e5c7
--- /dev/null
+++ b/arch/alpha/kernel/asm-offsets.c
@@ -0,0 +1,43 @@
+/*
+ * Generate definitions needed by assembly language modules.
+ * This code generates raw asm output which is post-processed to extract
+ * and format the required data.
+ */
+
+#include <linux/types.h>
+#include <linux/stddef.h>
+#include <linux/sched.h>
+#include <linux/ptrace.h>
+#include <asm/io.h>
+
+#define DEFINE(sym, val) \
+ asm volatile("\n->" #sym " %0 " #val : : "i" (val))
+
+#define BLANK() asm volatile("\n->" : : )
+
+void foo(void)
+{
+ DEFINE(TI_TASK, offsetof(struct thread_info, task));
+ DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
+ DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
+ BLANK();
+
+ DEFINE(TASK_BLOCKED, offsetof(struct task_struct, blocked));
+ DEFINE(TASK_UID, offsetof(struct task_struct, uid));
+ DEFINE(TASK_EUID, offsetof(struct task_struct, euid));
+ DEFINE(TASK_GID, offsetof(struct task_struct, gid));
+ DEFINE(TASK_EGID, offsetof(struct task_struct, egid));
+ DEFINE(TASK_REAL_PARENT, offsetof(struct task_struct, real_parent));
+ DEFINE(TASK_TGID, offsetof(struct task_struct, tgid));
+ BLANK();
+
+ DEFINE(SIZEOF_PT_REGS, sizeof(struct pt_regs));
+ DEFINE(PT_PTRACED, PT_PTRACED);
+ DEFINE(CLONE_VM, CLONE_VM);
+ DEFINE(CLONE_UNTRACED, CLONE_UNTRACED);
+ DEFINE(SIGCHLD, SIGCHLD);
+ BLANK();
+
+ DEFINE(HAE_CACHE, offsetof(struct alpha_machine_vector, hae_cache));
+ DEFINE(HAE_REG, offsetof(struct alpha_machine_vector, hae_register));
+}
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