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-rw-r--r--arch/powerpc/include/uapi/asm/ucontext.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/powerpc/include/uapi/asm/ucontext.h b/arch/powerpc/include/uapi/asm/ucontext.h
new file mode 100644
index 000000000..6f14a96d4
--- /dev/null
+++ b/arch/powerpc/include/uapi/asm/ucontext.h
@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _ASM_POWERPC_UCONTEXT_H
+#define _ASM_POWERPC_UCONTEXT_H
+
+#ifdef __powerpc64__
+#include <asm/sigcontext.h>
+#else
+#include <asm/elf.h>
+#endif
+#include <asm/signal.h>
+
+#ifndef __powerpc64__
+struct mcontext {
+ elf_gregset_t mc_gregs;
+ elf_fpregset_t mc_fregs;
+ unsigned long mc_pad[2];
+ elf_vrregset_t mc_vregs __attribute__((__aligned__(16)));
+};
+#endif
+
+struct ucontext {
+ unsigned long uc_flags;
+ struct ucontext __user *uc_link;
+ stack_t uc_stack;
+#ifndef __powerpc64__
+ int uc_pad[7];
+ struct mcontext __user *uc_regs;/* points to uc_mcontext field */
+#endif
+ sigset_t uc_sigmask;
+ /* glibc has 1024-bit signal masks, ours are 64-bit */
+#ifdef __powerpc64__
+ sigset_t __unused[15]; /* Allow for uc_sigmask growth */
+ struct sigcontext uc_mcontext; /* last for extensibility */
+#else
+ int uc_maskext[30];
+ int uc_pad2[3];
+ struct mcontext uc_mcontext;
+#endif
+};
+
+#endif /* _ASM_POWERPC_UCONTEXT_H */