diff options
author | Jesper Nilsson <jesper.nilsson@axis.com> | 2007-11-30 15:44:07 +0100 |
---|---|---|
committer | Jesper Nilsson <jesper.nilsson@axis.com> | 2008-02-08 11:06:25 +0100 |
commit | ffc8b00d580e26bfde0d57cd41f1f76cf63b1eb3 (patch) | |
tree | 0b7c9ab8af7477eb5d4797d880f3e10654ef711b /arch | |
parent | e8a8abf20e217465c00fa14fd27321401898654c (diff) |
CRIS v32: Update entry.S to working order.
- Remove oldset parameter.
- Utilise delay-slot for parameter moving.
- Add kernel_execve as break 13.
- Add new kernel syscalls.
Diffstat (limited to 'arch')
-rw-r--r-- | arch/cris/arch-v32/kernel/entry.S | 81 |
1 files changed, 63 insertions, 18 deletions
diff --git a/arch/cris/arch-v32/kernel/entry.S b/arch/cris/arch-v32/kernel/entry.S index f9d27807b914..f58e137876f8 100644 --- a/arch/cris/arch-v32/kernel/entry.S +++ b/arch/cris/arch-v32/kernel/entry.S @@ -10,7 +10,7 @@ * after a timer-interrupt and after each system call. * * Stack layout in 'ret_from_system_call': - * ptrace needs to have all regs on the stack. + * ptrace needs to have all regs on the stack. * if the order here is changed, it needs to be * updated in fork.c:copy_process, signal.c:do_signal, * ptrace.c and ptrace.h @@ -281,12 +281,10 @@ _work_notifysig: ;; Deal with pending signals and notify-resume requests. addoq +TI_flags, $r0, $acr - move.d [$acr], $r13 ; The thread_info_flags parameter. - move.d $r9, $r10 ; do_notify_resume syscall/irq param. - moveq 0, $r11 ; oldset param - 0 in this case. - move.d $sp, $r12 ; The regs param. + move.d [$acr], $r12 ; The thread_info_flags parameter. + move.d $sp, $r11 ; The regs param. jsr do_notify_resume - nop + move.d $r9, $r10 ; do_notify_resume syscall/irq param. ba _Rexit nop @@ -396,7 +394,7 @@ nmi_interrupt: btstq REG_BIT(intr_vect, r_nmi, watchdog), $r0 bpl 1f nop - jsr handle_watchdog_bite ; In time.c. + jsr handle_watchdog_bite ; In time.c. move.d $sp, $r10 ; Pointer to registers 1: btstq REG_BIT(intr_vect, r_nmi, ext), $r0 bpl 1f @@ -515,6 +513,13 @@ _ugdb_handle_exception: ba do_sigtrap ; SIGTRAP the offending process. move.d [$sp+], $r0 ; Restore R0 in delay slot. + .global kernel_execve +kernel_execve: + move.d __NR_execve, $r9 + break 13 + ret + nop + .data .section .rodata,"a" @@ -778,21 +783,21 @@ sys_call_table: .long sys_epoll_ctl /* 255 */ .long sys_epoll_wait .long sys_remap_file_pages - .long sys_set_tid_address - .long sys_timer_create - .long sys_timer_settime /* 260 */ - .long sys_timer_gettime - .long sys_timer_getoverrun - .long sys_timer_delete - .long sys_clock_settime - .long sys_clock_gettime /* 265 */ - .long sys_clock_getres - .long sys_clock_nanosleep + .long sys_set_tid_address + .long sys_timer_create + .long sys_timer_settime /* 260 */ + .long sys_timer_gettime + .long sys_timer_getoverrun + .long sys_timer_delete + .long sys_clock_settime + .long sys_clock_gettime /* 265 */ + .long sys_clock_getres + .long sys_clock_nanosleep .long sys_statfs64 .long sys_fstatfs64 .long sys_tgkill /* 270 */ .long sys_utimes - .long sys_fadvise64_64 + .long sys_fadvise64_64 .long sys_ni_syscall /* sys_vserver */ .long sys_ni_syscall /* sys_mbind */ .long sys_ni_syscall /* 275 sys_get_mempolicy */ @@ -805,6 +810,46 @@ sys_call_table: .long sys_mq_getsetattr .long sys_ni_syscall /* reserved for kexec */ .long sys_waitid + .long sys_ni_syscall /* 285 */ /* available */ + .long sys_add_key + .long sys_request_key + .long sys_keyctl + .long sys_ioprio_set + .long sys_ioprio_get /* 290 */ + .long sys_inotify_init + .long sys_inotify_add_watch + .long sys_inotify_rm_watch + .long sys_migrate_pages + .long sys_openat /* 295 */ + .long sys_mkdirat + .long sys_mknodat + .long sys_fchownat + .long sys_futimesat + .long sys_fstatat64 /* 300 */ + .long sys_unlinkat + .long sys_renameat + .long sys_linkat + .long sys_symlinkat + .long sys_readlinkat /* 305 */ + .long sys_fchmodat + .long sys_faccessat + .long sys_pselect6 + .long sys_ppoll + .long sys_unshare /* 310 */ + .long sys_set_robust_list + .long sys_get_robust_list + .long sys_splice + .long sys_sync_file_range + .long sys_tee /* 315 */ + .long sys_vmsplice + .long sys_move_pages + .long sys_getcpu + .long sys_epoll_pwait + .long sys_utimensat /* 320 */ + .long sys_signalfd + .long sys_timerfd + .long sys_eventfd + .long sys_fallocate /* * NOTE!! This doesn't have to be exact - we just have |