From fdcc1d125d0df4f5a63e74d9e0b80f58ae105c90 Mon Sep 17 00:00:00 2001
From: Kyle McMartin <kyle@mcmartin.ca>
Date: Sun, 5 Jul 2009 15:59:56 -0400
Subject: [PATCH] --- yaml --- r: 166952 b: refs/heads/master c:
 40e03b6857051ea61ebdb4a53e65485acfb1d98e h: refs/heads/master v: v3

---
 [refs]                                  |  2 +-
 trunk/arch/parisc/include/asm/ptrace.h  |  5 +++-
 trunk/arch/parisc/include/asm/syscall.h | 40 +++++++++++++++++++++++++
 3 files changed, 45 insertions(+), 2 deletions(-)
 create mode 100644 trunk/arch/parisc/include/asm/syscall.h

diff --git a/[refs] b/[refs]
index 20b0e87bd5da..cf8585262aed 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ecd3d4bc06e48357d12e730482577c756a9f2dbc
+refs/heads/master: 40e03b6857051ea61ebdb4a53e65485acfb1d98e
diff --git a/trunk/arch/parisc/include/asm/ptrace.h b/trunk/arch/parisc/include/asm/ptrace.h
index 302f68dc889c..aead40b16dd8 100644
--- a/trunk/arch/parisc/include/asm/ptrace.h
+++ b/trunk/arch/parisc/include/asm/ptrace.h
@@ -59,8 +59,11 @@ void user_enable_block_step(struct task_struct *task);
 #define user_mode(regs)			(((regs)->iaoq[0] & 3) ? 1 : 0)
 #define user_space(regs)		(((regs)->iasq[1] != 0) ? 1 : 0)
 #define instruction_pointer(regs)	((regs)->iaoq[0] & ~3)
+#define user_stack_pointer(regs)	((regs)->gr[30])
 unsigned long profile_pc(struct pt_regs *);
 extern void show_regs(struct pt_regs *);
-#endif
+
+
+#endif /* __KERNEL__ */
 
 #endif
diff --git a/trunk/arch/parisc/include/asm/syscall.h b/trunk/arch/parisc/include/asm/syscall.h
new file mode 100644
index 000000000000..8bdfd2c8c39f
--- /dev/null
+++ b/trunk/arch/parisc/include/asm/syscall.h
@@ -0,0 +1,40 @@
+/* syscall.h */
+
+#ifndef _ASM_PARISC_SYSCALL_H_
+#define _ASM_PARISC_SYSCALL_H_
+
+#include <linux/err.h>
+#include <asm/ptrace.h>
+
+static inline long syscall_get_nr(struct task_struct *tsk,
+				  struct pt_regs *regs)
+{
+	return regs->gr[20];
+}
+
+static inline void syscall_get_arguments(struct task_struct *tsk,
+					 struct pt_regs *regs, unsigned int i,
+					 unsigned int n, unsigned long *args)
+{
+	BUG_ON(i);
+
+	switch (n) {
+	case 6:
+		args[5] = regs->gr[21];
+	case 5:
+		args[4] = regs->gr[22];
+	case 4:
+		args[3] = regs->gr[23];
+	case 3:
+		args[2] = regs->gr[24];
+	case 2:
+		args[1] = regs->gr[25];
+	case 1:
+		args[0] = regs->gr[26];
+		break;
+	default:
+		BUG();
+	}
+}
+
+#endif /*_ASM_PARISC_SYSCALL_H_*/