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author | Timothy Pearson <tpearson@raptorengineering.com> | 2019-05-11 15:12:49 -0500 |
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committer | Timothy Pearson <tpearson@raptorengineering.com> | 2019-05-11 15:12:49 -0500 |
commit | 9e80202352dd49bdd9e67b8b906d86f058431505 (patch) | |
tree | 5673c17aad6e3833da8c4ff21b5a11f666ec9fbe /src/linux-user/sparc64/target_signal.h | |
download | hqemu-9e80202352dd49bdd9e67b8b906d86f058431505.zip hqemu-9e80202352dd49bdd9e67b8b906d86f058431505.tar.gz |
Diffstat (limited to 'src/linux-user/sparc64/target_signal.h')
-rw-r--r-- | src/linux-user/sparc64/target_signal.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/linux-user/sparc64/target_signal.h b/src/linux-user/sparc64/target_signal.h new file mode 100644 index 0000000..c7de300 --- /dev/null +++ b/src/linux-user/sparc64/target_signal.h @@ -0,0 +1,36 @@ +#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; + + +/* + * sigaltstack controls + */ +#define TARGET_SS_ONSTACK 1 +#define TARGET_SS_DISABLE 2 + +#define TARGET_MINSIGSTKSZ 4096 +#define TARGET_SIGSTKSZ 16384 + +#ifndef UREG_I6 +#define UREG_I6 6 +#endif +#ifndef UREG_FP +#define UREG_FP UREG_I6 +#endif + +static inline abi_ulong get_sp_from_cpustate(CPUSPARCState *state) +{ + return state->regwptr[UREG_FP]; +} + +#endif /* TARGET_SIGNAL_H */ |