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Re: [PATCH] Support mmap2 , *32 syscalls for m32r-linux-sim.
- From: "Kei Sakamoto" <sakamoto dot kei at renesas dot com>
- To: "Kazuhiro Inaoka" <inaoka dot kazuhiro at renesas dot com>, "Andrew Cagney" <cagney at gnu dot org>
- Cc: <gdb-patches at sources dot redhat dot com>
- Date: Thu, 9 Dec 2004 09:53:17 +0900
- Subject: Re: [PATCH] Support mmap2 , *32 syscalls for m32r-linux-sim.
- References: <41B3CCCF.20701@renesas.com> <41B3FABA.4050401@renesas.com>
Since this patch affects only m32r-sim, I believe I'm granted permission
to approve it. If it's beyond my authority, please let me know.
Approved and committed.
Kei Sakamoto
> Hi Andrew,
> Hi Kei,
>
> Excuse me, I sent a miss patch.
> Please replace with this patch.
>
> Please commit this patch.
>
> Regards,
>
> Kazuhiro Inaoka
>
> 2004-12-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
>
> * traps-linux.c (m32r_trap): Added dymmy systemcall's entries of
> __NR_mmap2, __NR_lchown32, __NR_getuid32, __NR_getgid32,
> __NR_geteuid32, __NR_getegid32, __NR_getgroups32, __NR_fchown32,
> __NR_setfsuid32, __NR_setfsgid32, __NR_getresuid32,
> __NR_getresgid32 and __NR_chown32.
> * syscall.h: Added new definitions of system call number.
>
--------------------------------------------------------------------------------
> Index: syscall.h
> ===================================================================
> RCS file: /cvs/src/src/sim/m32r/syscall.h,v
> retrieving revision 1.1
> diff -u -r1.1 syscall.h
> --- syscall.h 19 Dec 2003 11:43:57 -0000 1.1
> +++ syscall.h 6 Dec 2004 06:05:03 -0000
> @@ -193,3 +193,89 @@
> #define __NR_putpmsg 189 /* some people actually want streams */
> #define __NR_vfork 190
>
> +#define __NR_pread64 180
> +#define __NR_pwrite64 181
> +
> +#define __NR_ugetrlimit 191 /* SuS compliant getrlimit */
> +#define __NR_mmap2 192
> +#define __NR_truncate64 193
> +#define __NR_ftruncate64 194
> +#define __NR_stat64 195
> +#define __NR_lstat64 196
> +#define __NR_fstat64 197
> +#define __NR_lchown32 198
> +#define __NR_getuid32 199
> +#define __NR_getgid32 200
> +#define __NR_geteuid32 201
> +#define __NR_getegid32 202
> +#define __NR_setreuid32 203
> +#define __NR_setregid32 204
> +#define __NR_getgroups32 205
> +#define __NR_setgroups32 206
> +#define __NR_fchown32 207
> +#define __NR_setresuid32 208
> +#define __NR_getresuid32 209
> +#define __NR_setresgid32 210
> +#define __NR_getresgid32 211
> +#define __NR_chown32 212
> +#define __NR_setuid32 213
> +#define __NR_setgid32 214
> +#define __NR_setfsuid32 215
> +#define __NR_setfsgid32 216
> +#define __NR_pivot_root 217
> +#define __NR_mincore 218
> +#define __NR_madvise 219
> +#define __NR_madvise1 219 /* delete when C lib stub is removed */
> +#define __NR_getdents64 220
> +#define __NR_fcntl64 221
> +/* 223 is unused */
> +#define __NR_gettid 224
> +#define __NR_readahead 225
> +#define __NR_setxattr 226
> +#define __NR_lsetxattr 227
> +#define __NR_fsetxattr 228
> +#define __NR_getxattr 229
> +#define __NR_lgetxattr 230
> +#define __NR_fgetxattr 231
> +#define __NR_listxattr 232
> +#define __NR_llistxattr 233
> +#define __NR_flistxattr 234
> +#define __NR_removexattr 235
> +#define __NR_lremovexattr 236
> +#define __NR_fremovexattr 237
> +#define __NR_tkill 238
> +#define __NR_sendfile64 239
> +#define __NR_futex 240
> +#define __NR_sched_setaffinity 241
> +#define __NR_sched_getaffinity 242
> +#define __NR_set_thread_area 243
> +#define __NR_get_thread_area 244
> +#define __NR_io_setup 245
> +#define __NR_io_destroy 246
> +#define __NR_io_getevents 247
> +#define __NR_io_submit 248
> +#define __NR_io_cancel 249
> +#define __NR_fadvise64 250
> +
> +#define __NR_exit_group 252
> +#define __NR_lookup_dcookie 253
> +#define __NR_epoll_create 254
> +#define __NR_epoll_ctl 255
> +#define __NR_epoll_wait 256
> +#define __NR_remap_file_pages 257
> +#define __NR_set_tid_address 258
> +#define __NR_timer_create 259
> +#define __NR_timer_settime (__NR_timer_create+1)
> +#define __NR_timer_gettime (__NR_timer_create+2)
> +#define __NR_timer_getoverrun (__NR_timer_create+3)
> +#define __NR_timer_delete (__NR_timer_create+4)
> +#define __NR_clock_settime (__NR_timer_create+5)
> +#define __NR_clock_gettime (__NR_timer_create+6)
> +#define __NR_clock_getres (__NR_timer_create+7)
> +#define __NR_clock_nanosleep (__NR_timer_create+8)
> +#define __NR_statfs64 268
> +#define __NR_fstatfs64 269
> +#define __NR_tgkill 270
> +#define __NR_utimes 271
> +#define __NR_fadvise64_64 272
> +#define __NR_vserver 273
> Index: traps-linux.c
> ===================================================================
> RCS file: /cvs/src/src/sim/m32r/traps-linux.c,v
> retrieving revision 1.2
> diff -u -r1.2 traps-linux.c
> --- traps-linux.c 27 Oct 2004 17:19:02 -0000 1.2
> +++ traps-linux.c 6 Dec 2004 06:05:04 -0000
> @@ -384,6 +384,7 @@
> errcode = errno;
> break;
>
> + case __NR_lchown32:
> case __NR_lchown:
> result = lchown((char *) t2h_addr(cb, &s, arg1),
> (uid_t) arg2, (gid_t) arg3);
> @@ -400,6 +401,7 @@
> errcode = errno;
> break;
>
> + case __NR_getuid32:
> case __NR_getuid:
> result = getuid();
> errcode = errno;
> @@ -483,16 +485,19 @@
> //result = arg1;
> break;
>
> + case __NR_getgid32:
> case __NR_getgid:
> result = getgid();
> errcode = errno;
> break;
>
> + case __NR_geteuid32:
> case __NR_geteuid:
> result = geteuid();
> errcode = errno;
> break;
>
> + case __NR_getegid32:
> case __NR_getegid:
> result = getegid();
> errcode = errno;
> @@ -592,6 +597,7 @@
> }
> break;
>
> + case __NR_getgroups32:
> case __NR_getgroups:
> {
> gid_t *list;
> @@ -750,6 +756,33 @@
> }
> break;
> #endif
> + case __NR_mmap2:
> + {
> + void *addr;
> + size_t len;
> + int prot, flags, fildes;
> + off_t off;
> +
> + addr = (void *) t2h_addr(cb, &s, arg1);
> + len = arg2;
> + prot = arg3;
> + flags = arg4;
> + fildes = arg5;
> + off = arg6 << 12;
> +
> + result = (int) mmap(addr, len, prot, flags, fildes, off);
> + errcode = errno;
> + if (result != -1)
> + {
> + char c;
> + if (sim_core_read_buffer (sd, NULL, read_map, &c, result, 1) == 0)
> + sim_core_attach (sd, NULL,
> + 0, access_read_write_exec, 0,
> + result, len, 0, NULL, NULL);
> + }
> + }
> + break;
> +
> case __NR_mmap:
> {
> void *addr;
> @@ -813,6 +846,7 @@
> errcode = errno;
> break;
>
> + case __NR_fchown32:
> case __NR_fchown:
> result = fchown(arg1, arg2, arg3);
> errcode = errno;
> @@ -1100,11 +1134,13 @@
> errcode = errno;
> break;
>
> + case __NR_setfsuid32:
> case __NR_setfsuid:
> result = setfsuid(arg1);
> errcode = errno;
> break;
>
> + case __NR_setfsgid32:
> case __NR_setfsgid:
> result = setfsgid(arg1);
> errcode = errno;
> @@ -1231,6 +1267,7 @@
> errcode = errno;
> break;
>
> + case __NR_getresuid32:
> case __NR_getresuid:
> {
> uid_t ruid, euid, suid;
> @@ -1261,6 +1298,7 @@
> }
> break;
>
> + case __NR_getresgid32:
> case __NR_getresgid:
> {
> uid_t rgid, egid, sgid;
> @@ -1287,6 +1325,7 @@
> errcode = errno;
> break;
>
> + case __NR_chown32:
> case __NR_chown:
> result = chown((char *) t2h_addr(cb, &s, arg1), arg2, arg3);
> errcode = errno;
>