Adding upstream version 6.1.76.upstream/6.1.76

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

1 files changed, 44 insertions, 0 deletions

diff --git a/arch/loongarch/include/uapi/asm/sigcontext.h b/arch/loongarch/include/uapi/asm/sigcontext.h
new file mode 100644
index 000000000..52e49b8bf
--- /dev/null
+++ b/arch/loongarch/include/uapi/asm/sigcontext.h
@@ -0,0 +1,44 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
+/*
+ * Author: Hanlu Li <lihanlu@loongson.cn>
+ *         Huacai Chen <chenhuacai@loongson.cn>
+ *
+ * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
+ */
+#ifndef _UAPI_ASM_SIGCONTEXT_H
+#define _UAPI_ASM_SIGCONTEXT_H
+
+#include <linux/types.h>
+#include <linux/posix_types.h>
+
+/* FP context was used */
+#define SC_USED_FP		(1 << 0)
+/* Address error was due to memory load */
+#define SC_ADDRERR_RD		(1 << 30)
+/* Address error was due to memory store */
+#define SC_ADDRERR_WR		(1 << 31)
+
+struct sigcontext {
+	__u64	sc_pc;
+	__u64	sc_regs[32];
+	__u32	sc_flags;
+	__u64	sc_extcontext[0] __attribute__((__aligned__(16)));
+};
+
+#define CONTEXT_INFO_ALIGN	16
+struct sctx_info {
+	__u32	magic;
+	__u32	size;
+	__u64	padding;	/* padding to 16 bytes */
+};
+
+/* FPU context */
+#define FPU_CTX_MAGIC		0x46505501
+#define FPU_CTX_ALIGN		8
+struct fpu_context {
+	__u64	regs[32];
+	__u64	fcc;
+	__u32	fcsr;
+};
+
+#endif /* _UAPI_ASM_SIGCONTEXT_H */