[mirror_qemu.git] / linux-user / sparc64 / target_syscall.h

#ifndef SPARC64_TARGET_SYSCALL_H
#define SPARC64_TARGET_SYSCALL_H

struct target_pt_regs {
	abi_ulong u_regs[16];
	abi_ulong tstate;
	abi_ulong pc;
	abi_ulong npc;
	abi_ulong y;
	abi_ulong fprs;
};

#define UNAME_MACHINE "sun4u"
#define UNAME_MINIMUM_RELEASE "2.6.32"

/* SPARC kernels don't define this in their Kconfig, but they have the
 * same ABI as if they did, implemented by sparc-specific code which fishes
 * directly in the u_regs() struct for half the parameters in sparc_do_fork()
 * and copy_thread().
 */
#define TARGET_CLONE_BACKWARDS
#define TARGET_MINSIGSTKSZ      4096
#define TARGET_MLOCKALL_MCL_CURRENT 0x2000
#define TARGET_MLOCKALL_MCL_FUTURE  0x4000

#define TARGET_FORCE_SHMLBA

static inline abi_ulong target_shmlba(CPUSPARCState *env)
{
    return MAX(TARGET_PAGE_SIZE, 16 * 1024);
}

#endif /* SPARC64_TARGET_SYSCALL_H */
Commit	Line	Data
3622634b MA	1	#ifndef SPARC64_TARGET_SYSCALL_H
3622634b MA	2	#define SPARC64_TARGET_SYSCALL_H
460c579f	3
a315a145	4	struct target_pt_regs {
992f48a0 BS	5	abi_ulong u_regs[16];
	6	abi_ulong tstate;
	7	abi_ulong pc;
	8	abi_ulong npc;
	9	abi_ulong y;
	10	abi_ulong fprs;
a315a145 FB	11	};
	12
	13	#define UNAME_MACHINE "sun4u"
cbc14e6f	14	#define UNAME_MINIMUM_RELEASE "2.6.32"
4ce6243d PM	15
	16	/* SPARC kernels don't define this in their Kconfig, but they have the
	17	* same ABI as if they did, implemented by sparc-specific code which fishes
	18	* directly in the u_regs() struct for half the parameters in sparc_do_fork()
	19	* and copy_thread().
	20	*/
	21	#define TARGET_CLONE_BACKWARDS
0903c8be	22	#define TARGET_MINSIGSTKSZ 4096
6f6a4032 TM	23	#define TARGET_MLOCKALL_MCL_CURRENT 0x2000
6f6a4032 TM	24	#define TARGET_MLOCKALL_MCL_FUTURE 0x4000
460c579f	25
a7c65cbf PM	26	#define TARGET_FORCE_SHMLBA
	27
	28	static inline abi_ulong target_shmlba(CPUSPARCState *env)
	29	{
	30	return MAX(TARGET_PAGE_SIZE, 16 * 1024);
	31	}
	32
3622634b	33	#endif /* SPARC64_TARGET_SYSCALL_H */