--- libaio-0.3.106.orig/src/syscall-m68k.h +++ libaio-0.3.106/src/syscall-m68k.h @@ -0,0 +1,78 @@ +#define __NR_io_setup 241 +#define __NR_io_destroy 242 +#define __NR_io_getevents 243 +#define __NR_io_submit 244 +#define __NR_io_cancel 245 + +#define io_syscall1(type,fname,sname,atype,a) \ +type fname(atype a) \ +{ \ +register long __res __asm__ ("%d0") = __NR_##sname; \ +register long __a __asm__ ("%d1") = (long)(a); \ +__asm__ __volatile__ ("trap #0" \ + : "+d" (__res) \ + : "d" (__a) ); \ +return (type) __res; \ +} + +#define io_syscall2(type,fname,sname,atype,a,btype,b) \ +type fname(atype a,btype b) \ +{ \ +register long __res __asm__ ("%d0") = __NR_##sname; \ +register long __a __asm__ ("%d1") = (long)(a); \ +register long __b __asm__ ("%d2") = (long)(b); \ +__asm__ __volatile__ ("trap #0" \ + : "+d" (__res) \ + : "d" (__a), "d" (__b) \ + ); \ +return (type) __res; \ +} + +#define io_syscall3(type,fname,sname,atype,a,btype,b,ctype,c) \ +type fname(atype a,btype b,ctype c) \ +{ \ +register long __res __asm__ ("%d0") = __NR_##sname; \ +register long __a __asm__ ("%d1") = (long)(a); \ +register long __b __asm__ ("%d2") = (long)(b); \ +register long __c __asm__ ("%d3") = (long)(c); \ +__asm__ __volatile__ ("trap #0" \ + : "+d" (__res) \ + : "d" (__a), "d" (__b), \ + "d" (__c) \ + ); \ +return (type) __res; \ +} + +#define io_syscall4(type,fname,sname,atype,a,btype,b,ctype,c,dtype,d) \ +type fname (atype a, btype b, ctype c, dtype d) \ +{ \ +register long __res __asm__ ("%d0") = __NR_##sname; \ +register long __a __asm__ ("%d1") = (long)(a); \ +register long __b __asm__ ("%d2") = (long)(b); \ +register long __c __asm__ ("%d3") = (long)(c); \ +register long __d __asm__ ("%d4") = (long)(d); \ +__asm__ __volatile__ ("trap #0" \ + : "+d" (__res) \ + : "d" (__a), "d" (__b), \ + "d" (__c), "d" (__d) \ + ); \ +return (type) __res; \ +} + +#define io_syscall5(type,fname,sname,atype,a,btype,b,ctype,c,dtype,d,etype,e) \ +type fname (atype a,btype b,ctype c,dtype d,etype e) \ +{ \ +register long __res __asm__ ("%d0") = __NR_##sname; \ +register long __a __asm__ ("%d1") = (long)(a); \ +register long __b __asm__ ("%d2") = (long)(b); \ +register long __c __asm__ ("%d3") = (long)(c); \ +register long __d __asm__ ("%d4") = (long)(d); \ +register long __e __asm__ ("%d5") = (long)(e); \ +__asm__ __volatile__ ("trap #0" \ + : "+d" (__res) \ + : "d" (__a), "d" (__b), \ + "d" (__c), "d" (__d), "d" (__e) \ + ); \ +return (type) __res; \ +} + --- libaio-0.3.106.orig/src/syscall-sparc.h +++ libaio-0.3.106/src/syscall-sparc.h @@ -0,0 +1,130 @@ +/* $Id: unistd.h,v 1.74 2002/02/08 03:57:18 davem Exp $ */ + +/* + * System calls under the Sparc. + * + * Don't be scared by the ugly clobbers, it is the only way I can + * think of right now to force the arguments into fixed registers + * before the trap into the system call with gcc 'asm' statements. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + * + * SunOS compatibility based upon preliminary work which is: + * + * Copyright (C) 1995 Adrian M. Rodriguez (adrian@remus.rutgers.edu) + */ + + +#define __NR_io_setup 268 +#define __NR_io_destroy 269 +#define __NR_io_submit 270 +#define __NR_io_cancel 271 +#define __NR_io_getevents 272 + + +#define io_syscall1(type,fname,sname,type1,arg1) \ +type fname(type1 arg1) \ +{ \ +long __res; \ +register long __g1 __asm__ ("g1") = __NR_##sname; \ +register long __o0 __asm__ ("o0") = (long)(arg1); \ +__asm__ __volatile__ ("t 0x10\n\t" \ + "bcc 1f\n\t" \ + "mov %%o0, %0\n\t" \ + "sub %%g0, %%o0, %0\n\t" \ + "1:\n\t" \ + : "=r" (__res), "=&r" (__o0) \ + : "1" (__o0), "r" (__g1) \ + : "cc"); \ +if (__res < -255 || __res >= 0) \ + return (type) __res; \ +return -1; \ +} + +#define io_syscall2(type,fname,sname,type1,arg1,type2,arg2) \ +type fname(type1 arg1,type2 arg2) \ +{ \ +long __res; \ +register long __g1 __asm__ ("g1") = __NR_##sname; \ +register long __o0 __asm__ ("o0") = (long)(arg1); \ +register long __o1 __asm__ ("o1") = (long)(arg2); \ +__asm__ __volatile__ ("t 0x10\n\t" \ + "bcc 1f\n\t" \ + "mov %%o0, %0\n\t" \ + "sub %%g0, %%o0, %0\n\t" \ + "1:\n\t" \ + : "=r" (__res), "=&r" (__o0) \ + : "1" (__o0), "r" (__o1), "r" (__g1) \ + : "cc"); \ +if (__res < -255 || __res >= 0) \ + return (type) __res; \ +return -1; \ +} + +#define io_syscall3(type,fname,sname,type1,arg1,type2,arg2,type3,arg3) \ +type fname(type1 arg1,type2 arg2,type3 arg3) \ +{ \ +long __res; \ +register long __g1 __asm__ ("g1") = __NR_##sname; \ +register long __o0 __asm__ ("o0") = (long)(arg1); \ +register long __o1 __asm__ ("o1") = (long)(arg2); \ +register long __o2 __asm__ ("o2") = (long)(arg3); \ +__asm__ __volatile__ ("t 0x10\n\t" \ + "bcc 1f\n\t" \ + "mov %%o0, %0\n\t" \ + "sub %%g0, %%o0, %0\n\t" \ + "1:\n\t" \ + : "=r" (__res), "=&r" (__o0) \ + : "1" (__o0), "r" (__o1), "r" (__o2), "r" (__g1) \ + : "cc"); \ +if (__res < -255 || __res>=0) \ + return (type) __res; \ +return -1; \ +} + +#define io_syscall4(type,fname,sname,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ +type fname(type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ +{ \ +long __res; \ +register long __g1 __asm__ ("g1") = __NR_##sname; \ +register long __o0 __asm__ ("o0") = (long)(arg1); \ +register long __o1 __asm__ ("o1") = (long)(arg2); \ +register long __o2 __asm__ ("o2") = (long)(arg3); \ +register long __o3 __asm__ ("o3") = (long)(arg4); \ +__asm__ __volatile__ ("t 0x10\n\t" \ + "bcc 1f\n\t" \ + "mov %%o0, %0\n\t" \ + "sub %%g0, %%o0, %0\n\t" \ + "1:\n\t" \ + : "=r" (__res), "=&r" (__o0) \ + : "1" (__o0), "r" (__o1), "r" (__o2), "r" (__o3), "r" (__g1) \ + : "cc"); \ +if (__res < -255 || __res>=0) \ + return (type) __res; \ +return -1; \ +} + +#define io_syscall5(type,fname,sname,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ + type5,arg5) \ +type fname(type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ +{ \ +long __res; \ +register long __g1 __asm__ ("g1") = __NR_##sname; \ +register long __o0 __asm__ ("o0") = (long)(arg1); \ +register long __o1 __asm__ ("o1") = (long)(arg2); \ +register long __o2 __asm__ ("o2") = (long)(arg3); \ +register long __o3 __asm__ ("o3") = (long)(arg4); \ +register long __o4 __asm__ ("o4") = (long)(arg5); \ +__asm__ __volatile__ ("t 0x10\n\t" \ + "bcc 1f\n\t" \ + "mov %%o0, %0\n\t" \ + "sub %%g0, %%o0, %0\n\t" \ + "1:\n\t" \ + : "=r" (__res), "=&r" (__o0) \ + : "1" (__o0), "r" (__o1), "r" (__o2), "r" (__o3), "r" (__o4), "r" (__g1) \ + : "cc"); \ +if (__res < -255 || __res>=0) \ + return (type) __res; \ +return -1; \ +} + --- libaio-0.3.106.orig/src/syscall.h +++ libaio-0.3.106/src/syscall.h @@ -22,6 +22,16 @@ #include "syscall-s390.h" #elif defined(__alpha__) #include "syscall-alpha.h" +#elif defined(__arm__) +#include "syscall-arm.h" +#elif defined(__m68k__) +#include "syscall-m68k.h" +#elif defined(__sparc__) +#include "syscall-sparc.h" +#elif defined(__hppa__) +#include "syscall-parisc.h" +#elif defined(__mips__) +#include "syscall-mips.h" #else #error "add syscall-arch.h" #endif --- libaio-0.3.106.orig/src/syscall-mips.h +++ libaio-0.3.106/src/syscall-mips.h @@ -0,0 +1,223 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1995, 96, 97, 98, 99, 2000 by Ralf Baechle + * Copyright (C) 1999, 2000 Silicon Graphics, Inc. + * + * Changed system calls macros _syscall5 - _syscall7 to push args 5 to 7 onto + * the stack. Robin Farine for ACN S.A, Copyright (C) 1996 by ACN S.A + */ + +#ifndef _MIPS_SIM_ABI32 +#define _MIPS_SIM_ABI32 1 +#define _MIPS_SIM_NABI32 2 +#define _MIPS_SIM_ABI64 3 +#endif + +#if _MIPS_SIM == _MIPS_SIM_ABI32 + +/* + * Linux o32 style syscalls are in the range from 4000 to 4999. + */ +#define __NR_Linux 4000 +#define __NR_io_setup (__NR_Linux + 241) +#define __NR_io_destroy (__NR_Linux + 242) +#define __NR_io_getevents (__NR_Linux + 243) +#define __NR_io_submit (__NR_Linux + 244) +#define __NR_io_cancel (__NR_Linux + 245) + +#endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */ + +#if _MIPS_SIM == _MIPS_SIM_ABI64 + +/* + * Linux 64-bit syscalls are in the range from 5000 to 5999. + */ +#define __NR_Linux 5000 +#define __NR_io_setup (__NR_Linux + 200) +#define __NR_io_destroy (__NR_Linux + 201) +#define __NR_io_getevents (__NR_Linux + 202) +#define __NR_io_submit (__NR_Linux + 203) +#define __NR_io_cancel (__NR_Linux + 204) +#endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */ + +#if _MIPS_SIM == _MIPS_SIM_NABI32 + +/* + * Linux N32 syscalls are in the range from 6000 to 6999. + */ +#define __NR_Linux 6000 +#define __NR_io_setup (__NR_Linux + 200) +#define __NR_io_destroy (__NR_Linux + 201) +#define __NR_io_getevents (__NR_Linux + 202) +#define __NR_io_submit (__NR_Linux + 203) +#define __NR_io_cancel (__NR_Linux + 204) +#endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */ + +#define io_syscall1(type,fname,sname,atype,a) \ +type fname(atype a) \ +{ \ + register unsigned long __a0 asm("$4") = (unsigned long) a; \ + register unsigned long __a3 asm("$7"); \ + unsigned long __v0; \ + \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "li\t$2, %3\t\t\t# " #fname "\n\t" \ + "syscall\n\t" \ + "move\t%0, $2\n\t" \ + ".set\treorder" \ + : "=&r" (__v0), "=r" (__a3) \ + : "r" (__a0), "i" (__NR_##sname) \ + : "$2", "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", \ + "memory"); \ + \ + if (__a3 == 0) \ + return (type) __v0; \ + return (type) -1; \ +} + +#define io_syscall2(type,fname,sname,atype,a,btype,b) \ +type fname(atype a, btype b) \ +{ \ + register unsigned long __a0 asm("$4") = (unsigned long) a; \ + register unsigned long __a1 asm("$5") = (unsigned long) b; \ + register unsigned long __a3 asm("$7"); \ + unsigned long __v0; \ + \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "li\t$2, %4\t\t\t# " #fname "\n\t" \ + "syscall\n\t" \ + "move\t%0, $2\n\t" \ + ".set\treorder" \ + : "=&r" (__v0), "=r" (__a3) \ + : "r" (__a0), "r" (__a1), "i" (__NR_##sname) \ + : "$2", "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", \ + "memory"); \ + \ + if (__a3 == 0) \ + return (type) __v0; \ + return (type) -1; \ +} + +#define io_syscall3(type,fname,sname,atype,a,btype,b,ctype,c) \ +type fname(atype a, btype b, ctype c) \ +{ \ + register unsigned long __a0 asm("$4") = (unsigned long) a; \ + register unsigned long __a1 asm("$5") = (unsigned long) b; \ + register unsigned long __a2 asm("$6") = (unsigned long) c; \ + register unsigned long __a3 asm("$7"); \ + unsigned long __v0; \ + \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "li\t$2, %5\t\t\t# " #fname "\n\t" \ + "syscall\n\t" \ + "move\t%0, $2\n\t" \ + ".set\treorder" \ + : "=&r" (__v0), "=r" (__a3) \ + : "r" (__a0), "r" (__a1), "r" (__a2), "i" (__NR_##sname) \ + : "$2", "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", \ + "memory"); \ + \ + if (__a3 == 0) \ + return (type) __v0; \ + return (type) -1; \ +} + +#define io_syscall4(type,fname,sname,atype,a,btype,b,ctype,c,dtype,d) \ +type fname(atype a, btype b, ctype c, dtype d) \ +{ \ + register unsigned long __a0 asm("$4") = (unsigned long) a; \ + register unsigned long __a1 asm("$5") = (unsigned long) b; \ + register unsigned long __a2 asm("$6") = (unsigned long) c; \ + register unsigned long __a3 asm("$7") = (unsigned long) d; \ + unsigned long __v0; \ + \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "li\t$2, %5\t\t\t# " #fname "\n\t" \ + "syscall\n\t" \ + "move\t%0, $2\n\t" \ + ".set\treorder" \ + : "=&r" (__v0), "+r" (__a3) \ + : "r" (__a0), "r" (__a1), "r" (__a2), "i" (__NR_##sname) \ + : "$2", "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", \ + "memory"); \ + \ + if (__a3 == 0) \ + return (type) __v0; \ + return (type) -1; \ +} + +#if (_MIPS_SIM == _MIPS_SIM_ABI32) + +/* + * Using those means your brain needs more than an oil change ;-) + */ + +#define io_syscall5(type,fname,sname,atype,a,btype,b,ctype,c,dtype,d,etype,e) \ +type fname(atype a, btype b, ctype c, dtype d, etype e) \ +{ \ + register unsigned long __a0 asm("$4") = (unsigned long) a; \ + register unsigned long __a1 asm("$5") = (unsigned long) b; \ + register unsigned long __a2 asm("$6") = (unsigned long) c; \ + register unsigned long __a3 asm("$7") = (unsigned long) d; \ + unsigned long __v0; \ + \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "lw\t$2, %6\n\t" \ + "subu\t$29, 32\n\t" \ + "sw\t$2, 16($29)\n\t" \ + "li\t$2, %5\t\t\t# " #fname "\n\t" \ + "syscall\n\t" \ + "move\t%0, $2\n\t" \ + "addiu\t$29, 32\n\t" \ + ".set\treorder" \ + : "=&r" (__v0), "+r" (__a3) \ + : "r" (__a0), "r" (__a1), "r" (__a2), "i" (__NR_##sname), \ + "m" ((unsigned long)e) \ + : "$2", "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", \ + "memory"); \ + \ + if (__a3 == 0) \ + return (type) __v0; \ + return (type) -1; \ +} + +#endif /* (_MIPS_SIM == _MIPS_SIM_ABI32) */ + +#if (_MIPS_SIM == _MIPS_SIM_NABI32) || (_MIPS_SIM == _MIPS_SIM_ABI64) + +#define io_syscall5(type,fname,sname,atype,a,btype,b,ctype,c,dtype,d,etype,e) \ +type fname (atype a,btype b,ctype c,dtype d,etype e) \ +{ \ + register unsigned long __a0 asm("$4") = (unsigned long) a; \ + register unsigned long __a1 asm("$5") = (unsigned long) b; \ + register unsigned long __a2 asm("$6") = (unsigned long) c; \ + register unsigned long __a3 asm("$7") = (unsigned long) d; \ + register unsigned long __a4 asm("$8") = (unsigned long) e; \ + unsigned long __v0; \ + \ + __asm__ volatile ( \ + ".set\tnoreorder\n\t" \ + "li\t$2, %6\t\t\t# " #fname "\n\t" \ + "syscall\n\t" \ + "move\t%0, $2\n\t" \ + ".set\treorder" \ + : "=&r" (__v0), "+r" (__a3) \ + : "r" (__a0), "r" (__a1), "r" (__a2), "r" (__a4), "i" (__NR_##sname) \ + : "$2", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", \ + "memory"); \ + \ + if (__a3 == 0) \ + return (type) __v0; \ + return (type) -1; \ +} + +#endif /* (_MIPS_SIM == _MIPS_SIM_NABI32) || (_MIPS_SIM == _MIPS_SIM_ABI64) */ + --- libaio-0.3.106.orig/src/libaio.h +++ libaio-0.3.106/src/libaio.h @@ -72,6 +72,40 @@ #define PADDED(x, y) unsigned y; x #define PADDEDptr(x, y) unsigned y; x #define PADDEDul(x, y) unsigned y; unsigned long x +#elif defined(__arm__) +# if defined (__ARMEB__) /* big endian, 32 bits */ +#define PADDED(x, y) unsigned y; x +#define PADDEDptr(x, y) unsigned y; x +#define PADDEDul(x, y) unsigned y; unsigned long x +# else /* little endian, 32 bits */ +#define PADDED(x, y) x; unsigned y +#define PADDEDptr(x, y) x; unsigned y +#define PADDEDul(x, y) unsigned long x; unsigned y +# endif +#elif defined(__m68k__) /* big endian, 32 bits */ +#define PADDED(x, y) unsigned y; x +#define PADDEDptr(x, y) unsigned y; x +#define PADDEDul(x, y) unsigned y; unsigned long x +#elif defined(__sparc__) /* big endian, 32 bits */ +#define PADDED(x, y) unsigned y; x +#define PADDEDptr(x, y) unsigned y; x +#define PADDEDul(x, y) unsigned y; unsigned long x +#elif defined(__hppa__) /* big endian, 32 bits */ +#define PADDED(x, y) unsigned y; x +#define PADDEDptr(x, y) unsigned y; x +#define PADDEDul(x, y) unsigned y; unsigned long x +#elif defined(__mips__) +# if defined (__MIPSEB__) /* big endian, 32 bits */ +#define PADDED(x, y) unsigned y; x +#define PADDEDptr(x, y) unsigned y; x +#define PADDEDul(x, y) unsigned y; unsigned long x +# elif defined(__MIPSEL__) /* little endian, 32 bits */ +#define PADDED(x, y) x; unsigned y +#define PADDEDptr(x, y) x; unsigned y +#define PADDEDul(x, y) unsigned long x; unsigned y +# else +# error "neither mipseb nor mipsel?" +# endif #else #error endian? #endif --- libaio-0.3.106.orig/src/syscall-parisc.h +++ libaio-0.3.106/src/syscall-parisc.h @@ -0,0 +1,146 @@ +/* + * Linux system call numbers. + * + * Cary Coutant says that we should just use another syscall gateway + * page to avoid clashing with the HPUX space, and I think he's right: + * it will would keep a branch out of our syscall entry path, at the + * very least. If we decide to change it later, we can ``just'' tweak + * the LINUX_GATEWAY_ADDR define at the bottom and make __NR_Linux be + * 1024 or something. Oh, and recompile libc. =) + * + * 64-bit HPUX binaries get the syscall gateway address passed in a register + * from the kernel at startup, which seems a sane strategy. + */ + +#define __NR_Linux 0 +#define __NR_io_setup (__NR_Linux + 215) +#define __NR_io_destroy (__NR_Linux + 216) +#define __NR_io_getevents (__NR_Linux + 217) +#define __NR_io_submit (__NR_Linux + 218) +#define __NR_io_cancel (__NR_Linux + 219) + +#define SYS_ify(syscall_name) __NR_##syscall_name + +/* Assume all syscalls are done from PIC code just to be + * safe. The worst case scenario is that you lose a register + * and save/restore r19 across the syscall. */ +#define PIC + +/* 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; \ + } \ + __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 io_syscall1(type,fname,sname,type1,arg1) \ +type fname(type1 arg1) \ +{ \ + return K_INLINE_SYSCALL(sname, 1, arg1); \ +} + +#define io_syscall2(type,fname,sname,type1,arg1,type2,arg2) \ +type fname(type1 arg1, type2 arg2) \ +{ \ + return K_INLINE_SYSCALL(sname, 2, arg1, arg2); \ +} + +#define io_syscall3(type,fname,sname,type1,arg1,type2,arg2,type3,arg3) \ +type fname(type1 arg1, type2 arg2, type3 arg3) \ +{ \ + return K_INLINE_SYSCALL(sname, 3, arg1, arg2, arg3); \ +} + +#define io_syscall4(type,fname,sname,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ +type fname(type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ +{ \ + return K_INLINE_SYSCALL(sname, 4, arg1, arg2, arg3, arg4); \ +} + +#define io_syscall5(type,fname,sname,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \ +type fname(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \ +{ \ + return K_INLINE_SYSCALL(sname, 5, arg1, arg2, arg3, arg4, arg5); \ +} + --- libaio-0.3.106.orig/src/syscall-arm.h +++ libaio-0.3.106/src/syscall-arm.h @@ -0,0 +1,116 @@ +/* + * linux/include/asm-arm/unistd.h + * + * Copyright (C) 2001-2005 Russell King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Please forward _all_ changes to this file to rmk@arm.linux.org.uk, + * no matter what the change is. Thanks! + */ + +#define __NR_OABI_SYSCALL_BASE 0x900000 + +#if defined(__thumb__) || defined(__ARM_EABI__) +#define __NR_SYSCALL_BASE 0 +#else +#define __NR_SYSCALL_BASE __NR_OABI_SYSCALL_BASE +#endif + +#define __NR_io_setup (__NR_SYSCALL_BASE+243) +#define __NR_io_destroy (__NR_SYSCALL_BASE+244) +#define __NR_io_getevents (__NR_SYSCALL_BASE+245) +#define __NR_io_submit (__NR_SYSCALL_BASE+246) +#define __NR_io_cancel (__NR_SYSCALL_BASE+247) + +#define __sys2(x) #x +#define __sys1(x) __sys2(x) + +#if defined(__thumb__) || defined(__ARM_EABI__) +#define __SYS_REG(name) register long __sysreg __asm__("r7") = __NR_##name; +#define __SYS_REG_LIST(regs...) "r" (__sysreg) , ##regs +#define __syscall(name) "swi\t0" +#else +#define __SYS_REG(name) +#define __SYS_REG_LIST(regs...) regs +#define __syscall(name) "swi\t" __sys1(__NR_##name) "" +#endif + +#define io_syscall1(type,fname,sname,type1,arg1) \ +type fname(type1 arg1) { \ + __SYS_REG(sname) \ + register long __r0 __asm__("r0") = (long)arg1; \ + register long __res_r0 __asm__("r0"); \ + __asm__ __volatile__ ( \ + __syscall(sname) \ + : "=r" (__res_r0) \ + : __SYS_REG_LIST( "0" (__r0) ) \ + : "memory" ); \ + return (type) __res_r0; \ +} + +#define io_syscall2(type,fname,sname,type1,arg1,type2,arg2) \ +type fname(type1 arg1,type2 arg2) { \ + __SYS_REG(sname) \ + register long __r0 __asm__("r0") = (long)arg1; \ + register long __r1 __asm__("r1") = (long)arg2; \ + register long __res_r0 __asm__("r0"); \ + __asm__ __volatile__ ( \ + __syscall(sname) \ + : "=r" (__res_r0) \ + : __SYS_REG_LIST( "0" (__r0), "r" (__r1) ) \ + : "memory" ); \ + return (type) __res_r0; \ +} + +#define io_syscall3(type,fname,sname,type1,arg1,type2,arg2,type3,arg3) \ +type fname(type1 arg1,type2 arg2,type3 arg3) { \ + __SYS_REG(sname) \ + register long __r0 __asm__("r0") = (long)arg1; \ + register long __r1 __asm__("r1") = (long)arg2; \ + register long __r2 __asm__("r2") = (long)arg3; \ + register long __res_r0 __asm__("r0"); \ + __asm__ __volatile__ ( \ + __syscall(sname) \ + : "=r" (__res_r0) \ + : __SYS_REG_LIST( "0" (__r0), "r" (__r1), "r" (__r2) ) \ + : "memory" ); \ + return (type) __res_r0; \ +} + +#define io_syscall4(type,fname,sname,type1,arg1,type2,arg2,type3,arg3,type4,arg4)\ +type fname(type1 arg1, type2 arg2, type3 arg3, type4 arg4) { \ + __SYS_REG(sname) \ + register long __r0 __asm__("r0") = (long)arg1; \ + register long __r1 __asm__("r1") = (long)arg2; \ + register long __r2 __asm__("r2") = (long)arg3; \ + register long __r3 __asm__("r3") = (long)arg4; \ + register long __res_r0 __asm__("r0"); \ + __asm__ __volatile__ ( \ + __syscall(sname) \ + : "=r" (__res_r0) \ + : __SYS_REG_LIST( "0" (__r0), "r" (__r1), "r" (__r2), "r" (__r3) ) \ + : "memory" ); \ + return (type) __res_r0; \ +} + +#define io_syscall5(type,fname,sname,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \ +type ffname(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) {\ + __SYS_REG(sname) \ + register long __r0 __asm__("r0") = (long)arg1; \ + register long __r1 __asm__("r1") = (long)arg2; \ + register long __r2 __asm__("r2") = (long)arg3; \ + register long __r3 __asm__("r3") = (long)arg4; \ + register long __r4 __asm__("r4") = (long)arg5; \ + register long __res_r0 __asm__("r0"); \ + __asm__ __volatile__ ( \ + __syscall(sname) \ + : "=r" (__res_r0) \ + : __SYS_REG_LIST( "0" (__r0), "r" (__r1), "r" (__r2), \ + "r" (__r3), "r" (__r4) ) \ + : "memory" ); \ + return (type) __res_r0; \ +} +