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Diffstat (limited to 'arch/sparc/include/asm/sigcontext_64.h')
-rw-r--r--arch/sparc/include/asm/sigcontext_64.h87
1 files changed, 87 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/sigcontext_64.h b/arch/sparc/include/asm/sigcontext_64.h
new file mode 100644
index 000000000000..1c868d680cfc
--- /dev/null
+++ b/arch/sparc/include/asm/sigcontext_64.h
@@ -0,0 +1,87 @@
+#ifndef __SPARC64_SIGCONTEXT_H
+#define __SPARC64_SIGCONTEXT_H
+
+#ifdef __KERNEL__
+#include <asm/ptrace.h>
+#endif
+
+#ifndef __ASSEMBLY__
+
+#ifdef __KERNEL__
+
+#define __SUNOS_MAXWIN 31
+
+/* This is what SunOS does, so shall I unless we use new 32bit signals or rt signals. */
+struct sigcontext32 {
+ int sigc_onstack; /* state to restore */
+ int sigc_mask; /* sigmask to restore */
+ int sigc_sp; /* stack pointer */
+ int sigc_pc; /* program counter */
+ int sigc_npc; /* next program counter */
+ int sigc_psr; /* for condition codes etc */
+ int sigc_g1; /* User uses these two registers */
+ int sigc_o0; /* within the trampoline code. */
+
+ /* Now comes information regarding the users window set
+ * at the time of the signal.
+ */
+ int sigc_oswins; /* outstanding windows */
+
+ /* stack ptrs for each regwin buf */
+ unsigned sigc_spbuf[__SUNOS_MAXWIN];
+
+ /* Windows to restore after signal */
+ struct reg_window32 sigc_wbuf[__SUNOS_MAXWIN];
+};
+
+#endif
+
+#ifdef __KERNEL__
+
+/* This is what we use for 32bit new non-rt signals. */
+
+typedef struct {
+ struct {
+ unsigned int psr;
+ unsigned int pc;
+ unsigned int npc;
+ unsigned int y;
+ unsigned int u_regs[16]; /* globals and ins */
+ } si_regs;
+ int si_mask;
+} __siginfo32_t;
+
+#endif
+
+typedef struct {
+ unsigned int si_float_regs [64];
+ unsigned long si_fsr;
+ unsigned long si_gsr;
+ unsigned long si_fprs;
+} __siginfo_fpu_t;
+
+/* This is what SunOS doesn't, so we have to write this alone
+ and do it properly. */
+struct sigcontext {
+ /* The size of this array has to match SI_MAX_SIZE from siginfo.h */
+ char sigc_info[128];
+ struct {
+ unsigned long u_regs[16]; /* globals and ins */
+ unsigned long tstate;
+ unsigned long tpc;
+ unsigned long tnpc;
+ unsigned int y;
+ unsigned int fprs;
+ } sigc_regs;
+ __siginfo_fpu_t * sigc_fpu_save;
+ struct {
+ void * ss_sp;
+ int ss_flags;
+ unsigned long ss_size;
+ } sigc_stack;
+ unsigned long sigc_mask;
+};
+
+#endif /* !(__ASSEMBLY__) */
+
+#endif /* !(__SPARC64_SIGCONTEXT_H) */