Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 40 insertions, 0 deletions

diff --git a/arch/parisc/include/asm/ptrace.h b/arch/parisc/include/asm/ptrace.h
new file mode 100644
index 000000000..9ff033d26
--- /dev/null
+++ b/arch/parisc/include/asm/ptrace.h
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg
+** Copyright (C) 2000 Grant Grundler, Hewlett-Packard
+*/
+#ifndef _PARISC_PTRACE_H
+#define _PARISC_PTRACE_H
+
+#include <uapi/asm/ptrace.h>
+
+
+#define task_regs(task) ((struct pt_regs *) ((char *)(task) + TASK_REGS))
+
+#define arch_has_single_step()	1
+#define arch_has_block_step()	1
+
+/* XXX should we use iaoq[1] or iaoq[0] ? */
+#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 *);
+
+static inline unsigned long regs_return_value(struct pt_regs *regs)
+{
+	return regs->gr[28];
+}
+
+static inline void instruction_pointer_set(struct pt_regs *regs,
+						unsigned long val)
+{
+	regs->iaoq[0] = val;
+	regs->iaoq[1] = val + 4;
+}
+
+/* Query offset/name of register from its name/offset */
+extern int regs_query_register_offset(const char *name);
+extern const char *regs_query_register_name(unsigned int offset);
+#define MAX_REG_OFFSET (offsetof(struct pt_regs, ipsw))
+
+#endif