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authorYang Zhang <yang.z.zhang@intel.com>2015-08-28 09:58:54 +0800
committerYang Zhang <yang.z.zhang@intel.com>2015-09-01 12:44:00 +0800
commite44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch)
tree66b09f592c55df2878107a468a91d21506104d3f /qemu/bsd-user/x86_64/target_signal.h
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff)
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/bsd-user/x86_64/target_signal.h')
-rw-r--r--qemu/bsd-user/x86_64/target_signal.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/qemu/bsd-user/x86_64/target_signal.h b/qemu/bsd-user/x86_64/target_signal.h
new file mode 100644
index 000000000..659cd401b
--- /dev/null
+++ b/qemu/bsd-user/x86_64/target_signal.h
@@ -0,0 +1,19 @@
+#ifndef TARGET_SIGNAL_H
+#define TARGET_SIGNAL_H
+
+#include "cpu.h"
+
+/* this struct defines a stack used during syscall handling */
+
+typedef struct target_sigaltstack {
+ abi_ulong ss_sp;
+ abi_long ss_flags;
+ abi_ulong ss_size;
+} target_stack_t;
+
+static inline abi_ulong get_sp_from_cpustate(CPUX86State *state)
+{
+ return state->regs[R_ESP];
+}
+
+#endif /* TARGET_SIGNAL_H */