#define SP(reg) @(0x68,reg)
#define ORIG_R0(reg) @(0x6C,reg)
-CF_MASK = 0x00000001
-TF_MASK = 0x00000100
-IF_MASK = 0x00000200
-DF_MASK = 0x00000400
-NT_MASK = 0x00004000
-VM_MASK = 0x00020000
+#define nr_syscalls ((syscall_table_size)/4)
#ifdef CONFIG_PREEMPT
-#define preempt_stop(x) CLI(x)
+#define preempt_stop(x) DISABLE_INTERRUPTS(x)
#else
#define preempt_stop(x)
#define resume_kernel restore_all
and3 r4, r4, #0x8000 ; check BSM bit
#endif
beqz r4, resume_kernel
-ENTRY(resume_userspace)
- CLI(r4) ; make sure we don't miss an interrupt
+resume_userspace:
+ DISABLE_INTERRUPTS(r4) ; make sure we don't miss an interrupt
; setting need_resched or sigpending
; between sampling and the iret
GET_THREAD_INFO(r8)
beqz r4, restore_all
LDIMM (r4, PREEMPT_ACTIVE)
st r4, @(TI_PRE_COUNT, r8)
- STI(r4)
+ ENABLE_INTERRUPTS(r4)
bl schedule
ldi r4, #0
st r4, @(TI_PRE_COUNT, r8)
- CLI(r4)
+ DISABLE_INTERRUPTS(r4)
bra need_resched
#endif
ENTRY(system_call)
SWITCH_TO_KERNEL_STACK
SAVE_ALL
- STI(r4) ; Enable interrupt
+ ENABLE_INTERRUPTS(r4) ; Enable interrupt
st sp, PTREGS(sp) ; implicit pt_regs parameter
cmpui r7, #NR_syscalls
bnc syscall_badsys
jl r7 ; execute system call
st r0, R0(sp) ; save the return value
syscall_exit:
- CLI(r4) ; make sure we don't miss an interrupt
+ DISABLE_INTERRUPTS(r4) ; make sure we don't miss an interrupt
; setting need_resched or sigpending
; between sampling and the iret
ld r9, @(TI_FLAGS, r8)
beqz r4, work_notifysig
work_resched:
bl schedule
- CLI(r4) ; make sure we don't miss an interrupt
+ DISABLE_INTERRUPTS(r4) ; make sure we don't miss an interrupt
; setting need_resched or sigpending
; between sampling and the iret
ld r9, @(TI_FLAGS, r8)
ld r9, @(TI_FLAGS, r8)
and3 r4, r9, #_TIF_SYSCALL_TRACE
beqz r4, work_pending
- STI(r4) ; could let do_syscall_trace() call
+ ENABLE_INTERRUPTS(r4) ; could let do_syscall_trace() call
; schedule() instead
bl do_syscall_trace
bra resume_userspace
#endif
SAVE_ALL
mv r1, sp ; arg1(regs)
- ; GET_ICU_STATUS;
+ ; get ICU status
seth r0, #shigh(M32R_ICU_ISTS_ADDR)
ld r0, @(low(M32R_ICU_ISTS_ADDR),r0)
push r0
lduh r0, @(low(M32R_INT0ICU_ISTS),r0) ; bit10-6 : ISN
slli r0, #21
srli r0, #27 ; ISN
- addi r0, #(M32R_INT0ICU_IRQ_BASE)
+ add3 r0, r0, #(M32R_INT0ICU_IRQ_BASE)
bra check_end
.fillinsn
4:
lduh r0, @(low(M32R_INT2ICU_ISTS),r0) ; bit10-6 : ISN
slli r0, #21
srli r0, #27 ; ISN
- addi r0, #(M32R_INT2ICU_IRQ_BASE)
+ add3 r0, r0, #(M32R_INT2ICU_IRQ_BASE)
; bra check_end
.fillinsn
5:
#endif /* CONFIG_PLAT_HAS_INT2ICU */
+
check_end:
bl do_IRQ
pop r14
ENTRY(alignment_check)
-/* void alignment_check(int error_code) */
+ /* void alignment_check(int error_code) */
SWITCH_TO_KERNEL_STACK
SAVE_ALL
ldi r1, #0x30 ; error_code
bra ret_from_exception
ENTRY(rie_handler)
-/* void rie_handler(int error_code) */
+ /* void rie_handler(int error_code) */
SWITCH_TO_KERNEL_STACK
SAVE_ALL
ldi r1, #0x20 ; error_code
bra error_code
ENTRY(pie_handler)
-/* void pie_handler(int error_code) */
+ /* void pie_handler(int error_code) */
SWITCH_TO_KERNEL_STACK
SAVE_ALL
ldi r1, #0 ; error_code ; FIXME
bra error_code
ENTRY(debug_trap)
- .global withdraw_debug_trap
/* void debug_trap(void) */
+ .global withdraw_debug_trap
SWITCH_TO_KERNEL_STACK
SAVE_ALL
mv r0, sp ; pt_regs
bl do_ill_trap
bra error_code
-
-/* Cache flushing handler */
ENTRY(cache_flushing_handler)
- .global _flush_cache_all
/* void _flush_cache_all(void); */
+ .global _flush_cache_all
SWITCH_TO_KERNEL_STACK
push r0
push r1
pop r0
rte
-.data
-ENTRY(sys_call_table)
- .long sys_restart_syscall /* 0 - old "setup()" system call*/
- .long sys_exit
- .long sys_fork
- .long sys_read
- .long sys_write
- .long sys_open /* 5 */
- .long sys_close
- .long sys_waitpid
- .long sys_creat
- .long sys_link
- .long sys_unlink /* 10 */
- .long sys_execve
- .long sys_chdir
- .long sys_time
- .long sys_mknod
- .long sys_chmod /* 15 */
- .long sys_ni_syscall /* lchown16 syscall holder */
- .long sys_ni_syscall /* old break syscall holder */
- .long sys_ni_syscall /* old stat syscall holder */
- .long sys_lseek
- .long sys_getpid /* 20 */
- .long sys_mount
- .long sys_oldumount
- .long sys_ni_syscall /* setuid16 syscall holder */
- .long sys_ni_syscall /* getuid16 syscall holder */
- .long sys_stime /* 25 */
- .long sys_ptrace
- .long sys_alarm
- .long sys_ni_syscall /* old fstat syscall holder */
- .long sys_pause
- .long sys_utime /* 30 */
- .long sys_ni_syscall /* old stty syscall holder */
- .long sys_cachectl /* for M32R */ /* old gtty syscall holder */
- .long sys_access
- .long sys_ni_syscall /* nice syscall holder */
- .long sys_ni_syscall /* 35 - old ftime syscall holder */
- .long sys_sync
- .long sys_kill
- .long sys_rename
- .long sys_mkdir
- .long sys_rmdir /* 40 */
- .long sys_dup
- .long sys_pipe
- .long sys_times
- .long sys_ni_syscall /* old prof syscall holder */
- .long sys_brk /* 45 */
- .long sys_ni_syscall /* setgid16 syscall holder */
- .long sys_getgid /* will be unused */
- .long sys_ni_syscall /* signal syscall holder */
- .long sys_ni_syscall /* geteuid16 syscall holder */
- .long sys_ni_syscall /* 50 - getegid16 syscall holder */
- .long sys_acct
- .long sys_umount /* recycled never used phys() */
- .long sys_ni_syscall /* old lock syscall holder */
- .long sys_ioctl
- .long sys_fcntl /* 55 - will be unused */
- .long sys_ni_syscall /* mpx syscall holder */
- .long sys_setpgid
- .long sys_ni_syscall /* old ulimit syscall holder */
- .long sys_ni_syscall /* sys_olduname */
- .long sys_umask /* 60 */
- .long sys_chroot
- .long sys_ustat
- .long sys_dup2
- .long sys_getppid
- .long sys_getpgrp /* 65 */
- .long sys_setsid
- .long sys_ni_syscall /* sigaction syscall holder */
- .long sys_ni_syscall /* sgetmask syscall holder */
- .long sys_ni_syscall /* ssetmask syscall holder */
- .long sys_ni_syscall /* 70 - setreuid16 syscall holder */
- .long sys_ni_syscall /* setregid16 syscall holder */
- .long sys_ni_syscall /* sigsuspend syscall holder */
- .long sys_ni_syscall /* sigpending syscall holder */
- .long sys_sethostname
- .long sys_setrlimit /* 75 */
- .long sys_getrlimit/*will be unused*/
- .long sys_getrusage
- .long sys_gettimeofday
- .long sys_settimeofday
- .long sys_ni_syscall /* 80 - getgroups16 syscall holder */
- .long sys_ni_syscall /* setgroups16 syscall holder */
- .long sys_ni_syscall /* sys_oldselect */
- .long sys_symlink
- .long sys_ni_syscall /* old lstat syscall holder */
- .long sys_readlink /* 85 */
- .long sys_uselib
- .long sys_swapon
- .long sys_reboot
- .long sys_ni_syscall /* readdir syscall holder */
- .long sys_ni_syscall /* 90 - old_mmap syscall holder */
- .long sys_munmap
- .long sys_truncate
- .long sys_ftruncate
- .long sys_fchmod
- .long sys_ni_syscall /* 95 - fchwon16 syscall holder */
- .long sys_getpriority
- .long sys_setpriority
- .long sys_ni_syscall /* old profil syscall holder */
- .long sys_statfs
- .long sys_fstatfs /* 100 */
- .long sys_ni_syscall /* ioperm syscall holder */
- .long sys_socketcall
- .long sys_syslog
- .long sys_setitimer
- .long sys_getitimer /* 105 */
- .long sys_newstat
- .long sys_newlstat
- .long sys_newfstat
- .long sys_ni_syscall /* old uname syscall holder */
- .long sys_ni_syscall /* 110 - iopl syscall holder */
- .long sys_vhangup
- .long sys_ni_syscall /* idle syscall holder */
- .long sys_ni_syscall /* vm86old syscall holder */
- .long sys_wait4
- .long sys_swapoff /* 115 */
- .long sys_sysinfo
- .long sys_ipc
- .long sys_fsync
- .long sys_ni_syscall /* sigreturn syscall holder */
- .long sys_clone /* 120 */
- .long sys_setdomainname
- .long sys_newuname
- .long sys_ni_syscall /* modify_ldt syscall holder */
- .long sys_adjtimex
- .long sys_mprotect /* 125 */
- .long sys_ni_syscall /* sigprocmask syscall holder */
- .long sys_ni_syscall /* create_module syscall holder */
- .long sys_init_module
- .long sys_delete_module
- .long sys_ni_syscall /* 130 - get_kernel_syms */
- .long sys_quotactl
- .long sys_getpgid
- .long sys_fchdir
- .long sys_bdflush
- .long sys_sysfs /* 135 */
- .long sys_personality
- .long sys_ni_syscall /* afs_syscall syscall holder */
- .long sys_ni_syscall /* setfsuid16 syscall holder */
- .long sys_ni_syscall /* setfsgid16 syscall holder */
- .long sys_llseek /* 140 */
- .long sys_getdents
- .long sys_select
- .long sys_flock
- .long sys_msync
- .long sys_readv /* 145 */
- .long sys_writev
- .long sys_getsid
- .long sys_fdatasync
- .long sys_sysctl
- .long sys_mlock /* 150 */
- .long sys_munlock
- .long sys_mlockall
- .long sys_munlockall
- .long sys_sched_setparam
- .long sys_sched_getparam /* 155 */
- .long sys_sched_setscheduler
- .long sys_sched_getscheduler
- .long sys_sched_yield
- .long sys_sched_get_priority_max
- .long sys_sched_get_priority_min /* 160 */
- .long sys_sched_rr_get_interval
- .long sys_nanosleep
- .long sys_mremap
- .long sys_ni_syscall /* setresuid16 syscall holder */
- .long sys_ni_syscall /* 165 - getresuid16 syscall holder */
- .long sys_tas /* vm86 syscall holder */
- .long sys_ni_syscall /* query_module syscall holder */
- .long sys_poll
- .long sys_nfsservctl
- .long sys_setresgid /* 170 */
- .long sys_getresgid
- .long sys_prctl
- .long sys_rt_sigreturn
- .long sys_rt_sigaction
- .long sys_rt_sigprocmask /* 175 */
- .long sys_rt_sigpending
- .long sys_rt_sigtimedwait
- .long sys_rt_sigqueueinfo
- .long sys_rt_sigsuspend
- .long sys_pread64 /* 180 */
- .long sys_pwrite64
- .long sys_ni_syscall /* chown16 syscall holder */
- .long sys_getcwd
- .long sys_capget
- .long sys_capset /* 185 */
- .long sys_sigaltstack
- .long sys_sendfile
- .long sys_ni_syscall /* streams1 */
- .long sys_ni_syscall /* streams2 */
- .long sys_vfork /* 190 */
- .long sys_getrlimit
- .long sys_mmap2
- .long sys_truncate64
- .long sys_ftruncate64
- .long sys_stat64 /* 195 */
- .long sys_lstat64
- .long sys_fstat64
- .long sys_lchown
- .long sys_getuid
- .long sys_getgid /* 200 */
- .long sys_geteuid
- .long sys_getegid
- .long sys_setreuid
- .long sys_setregid
- .long sys_getgroups /* 205 */
- .long sys_setgroups
- .long sys_fchown
- .long sys_setresuid
- .long sys_getresuid
- .long sys_setresgid /* 210 */
- .long sys_getresgid
- .long sys_chown
- .long sys_setuid
- .long sys_setgid
- .long sys_setfsuid /* 215 */
- .long sys_setfsgid
- .long sys_pivot_root
- .long sys_mincore
- .long sys_madvise
- .long sys_getdents64 /* 220 */
- .long sys_fcntl64
- .long sys_ni_syscall /* reserved for TUX */
- .long sys_ni_syscall /* Reserved for Security */
- .long sys_gettid
- .long sys_readahead /* 225 */
- .long sys_setxattr
- .long sys_lsetxattr
- .long sys_fsetxattr
- .long sys_getxattr
- .long sys_lgetxattr /* 230 */
- .long sys_fgetxattr
- .long sys_listxattr
- .long sys_llistxattr
- .long sys_flistxattr
- .long sys_removexattr /* 235 */
- .long sys_lremovexattr
- .long sys_fremovexattr
- .long sys_tkill
- .long sys_sendfile64
- .long sys_futex /* 240 */
- .long sys_sched_setaffinity
- .long sys_sched_getaffinity
- .long sys_ni_syscall /* reserved for "set_thread_area" system call */
- .long sys_ni_syscall /* reserved for "get_thread_area" system call */
- .long sys_io_setup /* 245 */
- .long sys_io_destroy
- .long sys_io_getevents
- .long sys_io_submit
- .long sys_io_cancel
- .long sys_fadvise64 /* 250 */
- .long sys_ni_syscall
- .long sys_exit_group
- .long sys_lookup_dcookie
- .long sys_epoll_create
- .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_statfs64
- .long sys_fstatfs64
- .long sys_tgkill /* 270 */
- .long sys_utimes
- .long sys_fadvise64_64
- .long sys_ni_syscall /* Reserved for sys_vserver */
- .long sys_ni_syscall /* Reserved for sys_mbind */
- .long sys_ni_syscall /* Reserved for sys_get_mempolicy */
- .long sys_ni_syscall /* Reserved for sys_set_mempolicy */
- .long sys_mq_open
- .long sys_mq_unlink
- .long sys_mq_timedsend
- .long sys_mq_timedreceive /* 280 */
- .long sys_mq_notify
- .long sys_mq_getsetattr
- .long sys_ni_syscall /* reserved for kexec */
- .long sys_waitid
+ .section .rodata,"a"
+#include "syscall_table.S"
syscall_table_size=(.-sys_call_table)
projects / linux-2.6-omap-h63xx.git / blobdiff