target-or32: Add linux syscall, signal and termbits

Add OpenRISC linux syscall, signal and termbits.

Signed-off-by: Jia Liu <proljc@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Jia Liu 2012-07-20 15:50:51 +08:00 committed by Blue Swirl
parent fc04355bb8
commit a8720299f1
4 changed files with 850 additions and 0 deletions

View file

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#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_long ss_sp;
abi_ulong ss_size;
abi_long ss_flags;
} target_stack_t;
/* sigaltstack controls */
#define TARGET_SS_ONSTACK 1
#define TARGET_SS_DISABLE 2
#define TARGET_MINSIGSTKSZ 2048
#define TARGET_SIGSTKSZ 8192
static inline abi_ulong get_sp_from_cpustate(CPUOpenRISCState *state)
{
return state->gpr[1];
}
#endif /* TARGET_SIGNAL_H */