Commit af42d252 authored by Helge Deller's avatar Helge Deller
Browse files

parisc: Clean up unistd.h file 



Clean up the internal unistd.h file, so that syscallX() can be used
internally to call syscalls from userspace. This is used later by the
vDSO C-code.

Signed-off-by: default avatarHelge Deller <deller@gmx.de>
parent 6ba59ff4

arch/parisc/include/asm/unistd.h

+15 −39
Original line number Diff line number Diff line
@@ -20,7 +20,7 @@ 
 * sysdeps/unix/sysv/linux/hppa/sysdep.h

 */



#ifdef PIC

#ifndef DONT_USE_PIC

/* WARNING: CANNOT BE USED IN A NOP! */

# define K_STW_ASM_PIC	"       copy %%r19, %%r4\n"

# define K_LDW_ASM_PIC	"       copy %%r4, %%r19\n"
@@ -58,7 +58,7 @@ 
			"	ldi %1, %%r20\n"			\

			K_LDW_ASM_PIC					\

			: "=r" (__res)					\

			: "i" (SYS_ify(name)) K_ASM_ARGS_##nr   	\

			: "i" (name) K_ASM_ARGS_##nr			\

			: "memory", K_CALL_CLOB_REGS K_CLOB_ARGS_##nr	\

		);							\

		__sys_res = (long)__res;				\
@@ -104,42 +104,18 @@ 
#define K_CLOB_ARGS_1 K_CLOB_ARGS_2, "%r25"

#define K_CLOB_ARGS_0 K_CLOB_ARGS_1, "%r26"



#define _syscall0(type,name)						\

type name(void)								\

{									\

    return K_INLINE_SYSCALL(name, 0);	                                \

}



#define _syscall1(type,name,type1,arg1)					\

type name(type1 arg1)							\

{									\

    return K_INLINE_SYSCALL(name, 1, arg1);	                        \

}



#define _syscall2(type,name,type1,arg1,type2,arg2)			\

type name(type1 arg1, type2 arg2)					\

{									\

    return K_INLINE_SYSCALL(name, 2, arg1, arg2);	                \

}



#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3)		\

type name(type1 arg1, type2 arg2, type3 arg3)				\

{									\

    return K_INLINE_SYSCALL(name, 3, arg1, arg2, arg3);	                \

}



#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \

type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4)		\

{									\

    return K_INLINE_SYSCALL(name, 4, arg1, arg2, arg3, arg4);	        \

}



/* select takes 5 arguments */

#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \

type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5)	\

{									\

    return K_INLINE_SYSCALL(name, 5, arg1, arg2, arg3, arg4, arg5);	\

}

#define syscall0(name)						\

	K_INLINE_SYSCALL(name, 0)

#define syscall1(name, arg1)					\

	K_INLINE_SYSCALL(name, 1, arg1)

#define syscall2(name, arg1, arg2)				\

	K_INLINE_SYSCALL(name, 2, arg1, arg2)

#define syscall3(name, arg1, arg2, arg3)			\

	K_INLINE_SYSCALL(name, 3, arg1, arg2, arg3)

#define syscall4(name, arg1, arg2, arg3, arg4)			\

	K_INLINE_SYSCALL(name, 4, arg1, arg2, arg3, arg4)

#define syscall5(name, arg1, arg2, arg3, arg4, arg5)		\

	K_INLINE_SYSCALL(name, 5, arg1, arg2, arg3, arg4, arg5)



#define __ARCH_WANT_NEW_STAT

#define __ARCH_WANT_STAT64