FM / asm

/usr/src/linux-headers-5.15.0-181/arch/parisc/include/asm/

/usr/src/linux-headers-5.15.0-181/arch/parisc/include/asm

Name	Size	Mode	Actions
agp.h	596	0644	edit dl rm
alternative.h	1954	0644	edit dl rm
asm-offsets.h	35	0644	edit dl rm
asmregs.h	2478	0644	edit dl rm
assembly.h	12496	0644	edit dl rm
atomic.h	5718	0644	edit dl rm
barrier.h	2563	0644	edit dl rm
bitops.h	5578	0644	edit dl rm
bug.h	2408	0644	edit dl rm
cache.h	2084	0644	edit dl rm
cacheflush.h	3773	0644	edit dl rm
checksum.h	4715	0644	edit dl rm
cmpxchg.h	3783	0644	edit dl rm
compat.h	3973	0644	edit dl rm
compat_ucontext.h	591	0644	edit dl rm
delay.h	533	0644	edit dl rm
dma-mapping.h	1012	0644	edit dl rm
dma.h	5849	0644	edit dl rm
dwarf.h	456	0644	edit dl rm
eisa_bus.h	492	0644	edit dl rm
eisa_eeprom.h	4318	0644	edit dl rm
elf.h	14381	0644	edit dl rm
fb.h	491	0644	edit dl rm
fixmap.h	1611	0644	edit dl rm
floppy.h	6193	0644	edit dl rm
ftrace.h	641	0644	edit dl rm
futex.h	2666	0644	edit dl rm
grfioctl.h	4090	0644	edit dl rm
hardirq.h	976	0644	edit dl rm
hardware.h	4239	0644	edit dl rm
hash.h	5194	0644	edit dl rm
hugetlb.h	1331	0644	edit dl rm
ide.h	1120	0644	edit dl rm
io.h	8307	0644	edit dl rm
irq.h	1171	0644	edit dl rm
irqflags.h	1046	0644	edit dl rm
jump_label.h	990	0644	edit dl rm
kbdleds.h	477	0644	edit dl rm
Kbuild	175	0644	edit dl rm
kexec.h	827	0644	edit dl rm
kgdb.h	1318	0644	edit dl rm
kprobes.h	1284	0644	edit dl rm
ldcw.h	2570	0644	edit dl rm
led.h	1362	0644	edit dl rm
linkage.h	738	0644	edit dl rm
machdep.h	349	0644	edit dl rm
mckinley.h	270	0644	edit dl rm
mmu.h	195	0644	edit dl rm
mmu_context.h	2355	0644	edit dl rm
mmzone.h	202	0644	edit dl rm
module.h	527	0644	edit dl rm
page.h	5533	0644	edit dl rm
parisc-device.h	1964	0644	edit dl rm
parport.h	358	0644	edit dl rm
patch.h	445	0644	edit dl rm
pci.h	5956	0644	edit dl rm
pdc.h	4269	0644	edit dl rm
pdcpat.h	16968	0644	edit dl rm
pdc_chassis.h	14745	0644	edit dl rm
perf.h	1936	0644	edit dl rm
perf_event.h	152	0644	edit dl rm
pgalloc.h	1722	0644	edit dl rm
pgtable.h	17034	0644	edit dl rm
prefetch.h	1147	0644	edit dl rm
processor.h	9486	0644	edit dl rm
psw.h	2464	0644	edit dl rm
ptrace.h	1603	0644	edit dl rm
ropes.h	10060	0644	edit dl rm
rt_sigframe.h	745	0644	edit dl rm
runway.h	320	0644	edit dl rm
seccomp.h	651	0644	edit dl rm
sections.h	494	0644	edit dl rm
serial.h	124	0644	edit dl rm
shmparam.h	263	0644	edit dl rm
signal.h	685	0644	edit dl rm
smp.h	1276	0644	edit dl rm
socket.h	310	0644	edit dl rm
sparsemem.h	345	0644	edit dl rm
special_insns.h	1554	0644	edit dl rm
spinlock.h	3182	0644	edit dl rm
spinlock_types.h	701	0644	edit dl rm
string.h	247	0644	edit dl rm
superio.h	3333	0644	edit dl rm
switch_to.h	332	0644	edit dl rm
syscall.h	1477	0644	edit dl rm
termios.h	1761	0644	edit dl rm
thread_info.h	3143	0644	edit dl rm
timex.h	403	0644	edit dl rm
tlb.h	288	0644	edit dl rm
tlbflush.h	1975	0644	edit dl rm
topology.h	900	0644	edit dl rm
traps.h	598	0644	edit dl rm
uaccess.h	6253	0644	edit dl rm
ucontext.h	327	0644	edit dl rm
unaligned.h	307	0644	edit dl rm
unistd.h	5776	0644	edit dl rm
unwind.h	2723	0644	edit dl rm
vmalloc.h	96	0644	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-181/arch/parisc/include/asm/unistd.h (5776B)

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_UNISTD_H_
#define _ASM_PARISC_UNISTD_H_

#include <uapi/asm/unistd.h>

#define __NR_Linux_syscalls	__NR_syscalls

#ifndef __ASSEMBLY__

#define SYS_ify(syscall_name)   __NR_##syscall_name

#define __IGNORE_fadvise64		/* fadvise64_64 */

#ifndef ASM_LINE_SEP
# define ASM_LINE_SEP ;
#endif

/* Definition taken from glibc 2.3.3
 * sysdeps/unix/sysv/linux/hppa/sysdep.h
 */

#ifdef 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"
# define K_USING_GR4	"%r4",
#else
# define K_STW_ASM_PIC	" \n"
# define K_LDW_ASM_PIC	" \n"
# define K_USING_GR4
#endif

/* GCC has to be warned that a syscall may clobber all the ABI
   registers listed as "caller-saves", see page 8, Table 2
   in section 2.2.6 of the PA-RISC RUN-TIME architecture
   document. However! r28 is the result and will conflict with
   the clobber list so it is left out. Also the input arguments
   registers r20 -> r26 will conflict with the list so they
   are treated specially. Although r19 is clobbered by the syscall
   we cannot say this because it would violate ABI, thus we say
   r4 is clobbered and use that register to save/restore r19
   across the syscall. */

#define K_CALL_CLOB_REGS "%r1", "%r2", K_USING_GR4 \
	        	 "%r20", "%r29", "%r31"

#undef K_INLINE_SYSCALL
#define K_INLINE_SYSCALL(name, nr, args...)	({			\
	long __sys_res;							\
	{								\
		register unsigned long __res __asm__("r28");		\
		K_LOAD_ARGS_##nr(args)					\
		/* FIXME: HACK stw/ldw r19 around syscall */		\
		__asm__ volatile(					\
			K_STW_ASM_PIC					\
			"	ble  0x100(%%sr2, %%r0)\n"		\
			"	ldi %1, %%r20\n"			\
			K_LDW_ASM_PIC					\
			: "=r" (__res)					\
			: "i" (SYS_ify(name)) K_ASM_ARGS_##nr   	\
			: "memory", K_CALL_CLOB_REGS K_CLOB_ARGS_##nr	\
		);							\
		__sys_res = (long)__res;				\
	}								\
	if ( (unsigned long)__sys_res >= (unsigned long)-4095 ){	\
		errno = -__sys_res;		        		\
		__sys_res = -1;						\
	}								\
	__sys_res;							\
})

#define K_LOAD_ARGS_0()
#define K_LOAD_ARGS_1(r26)					\
	register unsigned long __r26 __asm__("r26") = (unsigned long)(r26);   \
	K_LOAD_ARGS_0()
#define K_LOAD_ARGS_2(r26,r25)					\
	register unsigned long __r25 __asm__("r25") = (unsigned long)(r25);   \
	K_LOAD_ARGS_1(r26)
#define K_LOAD_ARGS_3(r26,r25,r24)				\
	register unsigned long __r24 __asm__("r24") = (unsigned long)(r24);   \
	K_LOAD_ARGS_2(r26,r25)
#define K_LOAD_ARGS_4(r26,r25,r24,r23)				\
	register unsigned long __r23 __asm__("r23") = (unsigned long)(r23);   \
	K_LOAD_ARGS_3(r26,r25,r24)
#define K_LOAD_ARGS_5(r26,r25,r24,r23,r22)			\
	register unsigned long __r22 __asm__("r22") = (unsigned long)(r22);   \
	K_LOAD_ARGS_4(r26,r25,r24,r23)
#define K_LOAD_ARGS_6(r26,r25,r24,r23,r22,r21)			\
	register unsigned long __r21 __asm__("r21") = (unsigned long)(r21);   \
	K_LOAD_ARGS_5(r26,r25,r24,r23,r22)

/* Even with zero args we use r20 for the syscall number */
#define K_ASM_ARGS_0
#define K_ASM_ARGS_1 K_ASM_ARGS_0, "r" (__r26)
#define K_ASM_ARGS_2 K_ASM_ARGS_1, "r" (__r25)
#define K_ASM_ARGS_3 K_ASM_ARGS_2, "r" (__r24)
#define K_ASM_ARGS_4 K_ASM_ARGS_3, "r" (__r23)
#define K_ASM_ARGS_5 K_ASM_ARGS_4, "r" (__r22)
#define K_ASM_ARGS_6 K_ASM_ARGS_5, "r" (__r21)

/* The registers not listed as inputs but clobbered */
#define K_CLOB_ARGS_6
#define K_CLOB_ARGS_5 K_CLOB_ARGS_6, "%r21"
#define K_CLOB_ARGS_4 K_CLOB_ARGS_5, "%r22"
#define K_CLOB_ARGS_3 K_CLOB_ARGS_4, "%r23"
#define K_CLOB_ARGS_2 K_CLOB_ARGS_3, "%r24"
#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 __ARCH_WANT_NEW_STAT
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_STAT64
#define __ARCH_WANT_SYS_ALARM
#define __ARCH_WANT_SYS_GETHOSTNAME
#define __ARCH_WANT_SYS_PAUSE
#define __ARCH_WANT_SYS_SIGNAL
#define __ARCH_WANT_SYS_TIME32
#define __ARCH_WANT_COMPAT_SYS_SCHED_RR_GET_INTERVAL
#define __ARCH_WANT_SYS_UTIME32
#define __ARCH_WANT_SYS_WAITPID
#define __ARCH_WANT_SYS_SOCKETCALL
#define __ARCH_WANT_SYS_FADVISE64
#define __ARCH_WANT_SYS_GETPGRP
#define __ARCH_WANT_SYS_NICE
#define __ARCH_WANT_SYS_OLDUMOUNT
#define __ARCH_WANT_SYS_SIGPENDING
#define __ARCH_WANT_SYS_SIGPROCMASK
#define __ARCH_WANT_SYS_FORK
#define __ARCH_WANT_SYS_VFORK
#define __ARCH_WANT_SYS_CLONE
#define __ARCH_WANT_SYS_CLONE3
#define __ARCH_WANT_COMPAT_SYS_SENDFILE

#ifdef CONFIG_64BIT
#define __ARCH_WANT_SYS_TIME
#define __ARCH_WANT_SYS_UTIME
#endif

#endif /* __ASSEMBLY__ */

#undef STR

#endif /* _ASM_PARISC_UNISTD_H_ */

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